/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer/Format.php |
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New file |
0,0 → 1,940 |
<?php |
/* |
* Module written/ported by Xavier Noguer <xnoguer@rezebra.com> |
* |
* The majority of this is _NOT_ my code. I simply ported it from the |
* PERL Spreadsheet::WriteExcel module. |
* |
* The author of the Spreadsheet::WriteExcel module is John McNamara |
* <jmcnamara@cpan.org> |
* |
* I _DO_ maintain this code, and John McNamara has nothing to do with the |
* porting of this code to PHP. Any questions directly related to this |
* class library should be directed to me. |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
require_once('PEAR.php'); |
/** |
* Class for generating Excel XF records (formats) |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer_Format extends PEAR |
{ |
/** |
* The index given by the workbook when creating a new format. |
* @var integer |
*/ |
var $_xf_index; |
/** |
* Index to the FONT record. |
* @var integer |
*/ |
var $font_index; |
/** |
* The font name (ASCII). |
* @var string |
*/ |
var $_font_name; |
/** |
* Height of font (1/20 of a point) |
* @var integer |
*/ |
var $_size; |
/** |
* Bold style |
* @var integer |
*/ |
var $_bold; |
/** |
* Bit specifiying if the font is italic. |
* @var integer |
*/ |
var $_italic; |
/** |
* Index to the cell's color |
* @var integer |
*/ |
var $_color; |
/** |
* The text underline property |
* @var integer |
*/ |
var $_underline; |
/** |
* Bit specifiying if the font has strikeout. |
* @var integer |
*/ |
var $_font_strikeout; |
/** |
* Bit specifiying if the font has outline. |
* @var integer |
*/ |
var $_font_outline; |
/** |
* Bit specifiying if the font has shadow. |
* @var integer |
*/ |
var $_font_shadow; |
/** |
* 2 bytes specifiying the script type for the font. |
* @var integer |
*/ |
var $_font_script; |
/** |
* Byte specifiying the font family. |
* @var integer |
*/ |
var $_font_family; |
/** |
* Byte specifiying the font charset. |
* @var integer |
*/ |
var $_font_charset; |
/** |
* An index (2 bytes) to a FORMAT record (number format). |
* @var integer |
*/ |
var $_num_format; |
/** |
* Bit specifying if formulas are hidden. |
* @var integer |
*/ |
var $_hidden; |
/** |
* Bit specifying if the cell is locked. |
* @var integer |
*/ |
var $_locked; |
/** |
* The three bits specifying the text horizontal alignment. |
* @var integer |
*/ |
var $_text_h_align; |
/** |
* Bit specifying if the text is wrapped at the right border. |
* @var integer |
*/ |
var $_text_wrap; |
/** |
* The three bits specifying the text vertical alignment. |
* @var integer |
*/ |
var $_text_v_align; |
/** |
* 1 bit, apparently not used. |
* @var integer |
*/ |
var $_text_justlast; |
/** |
* The two bits specifying the text rotation. |
* @var integer |
*/ |
var $_rotation; |
/** |
* The cell's foreground color. |
* @var integer |
*/ |
var $_fg_color; |
/** |
* The cell's background color. |
* @var integer |
*/ |
var $_bg_color; |
/** |
* The cell's background fill pattern. |
* @var integer |
*/ |
var $_pattern; |
/** |
* Style of the bottom border of the cell |
* @var integer |
*/ |
var $_bottom; |
/** |
* Color of the bottom border of the cell. |
* @var integer |
*/ |
var $_bottom_color; |
/** |
* Style of the top border of the cell |
* @var integer |
*/ |
var $_top; |
/** |
* Color of the top border of the cell. |
* @var integer |
*/ |
var $_top_color; |
/** |
* Style of the left border of the cell |
* @var integer |
*/ |
var $_left; |
/** |
* Color of the left border of the cell. |
* @var integer |
*/ |
var $_left_color; |
/** |
* Style of the right border of the cell |
* @var integer |
*/ |
var $_right; |
/** |
* Color of the right border of the cell. |
* @var integer |
*/ |
var $_right_color; |
/** |
* Constructor |
* |
* @access public |
* @param integer $index the XF index for the format. |
* @param array $properties array with properties to be set on initialization. |
*/ |
function Spreadsheet_Excel_Writer_Format($index = 0,$properties = array()) |
{ |
$this->_xf_index = $index; |
$this->font_index = 0; |
$this->_font_name = 'Arial'; |
$this->_size = 10; |
$this->_bold = 0x0190; |
$this->_italic = 0; |
$this->_color = 0x7FFF; |
$this->_underline = 0; |
$this->_font_strikeout = 0; |
$this->_font_outline = 0; |
$this->_font_shadow = 0; |
$this->_font_script = 0; |
$this->_font_family = 0; |
$this->_font_charset = 0; |
$this->_num_format = 0; |
$this->_hidden = 0; |
$this->_locked = 1; |
$this->_text_h_align = 0; |
$this->_text_wrap = 0; |
$this->_text_v_align = 2; |
$this->_text_justlast = 0; |
$this->_rotation = 0; |
$this->_fg_color = 0x40; |
$this->_bg_color = 0x41; |
$this->_pattern = 0; |
$this->_bottom = 0; |
$this->_top = 0; |
$this->_left = 0; |
$this->_right = 0; |
$this->_bottom_color = 0x40; |
$this->_top_color = 0x40; |
$this->_left_color = 0x40; |
$this->_right_color = 0x40; |
// Set properties passed to Spreadsheet_Excel_Writer_Workbook::addFormat() |
foreach($properties as $property => $value) |
{ |
if(method_exists($this,'set'.ucwords($property))) |
{ |
$method_name = 'set'.ucwords($property); |
$this->$method_name($value); |
} |
} |
} |
/** |
* Generate an Excel BIFF XF record (style or cell). |
* |
* @param string $style The type of the XF record ('style' or 'cell'). |
* @return string The XF record |
*/ |
function getXf($style) |
{ |
// Set the type of the XF record and some of the attributes. |
if ($style == "style") { |
$style = 0xFFF5; |
} |
else { |
$style = $this->_locked; |
$style |= $this->_hidden << 1; |
} |
// Flags to indicate if attributes have been set. |
$atr_num = ($this->_num_format != 0)?1:0; |
$atr_fnt = ($this->font_index != 0)?1:0; |
$atr_alc = ($this->_text_wrap)?1:0; |
$atr_bdr = ($this->_bottom || |
$this->_top || |
$this->_left || |
$this->_right)?1:0; |
$atr_pat = (($this->_fg_color != 0x40) || |
($this->_bg_color != 0x41) || |
$this->_pattern)?1:0; |
$atr_prot = 0; |
// Zero the default border colour if the border has not been set. |
if ($this->_bottom == 0) { |
$this->_bottom_color = 0; |
} |
if ($this->_top == 0) { |
$this->_top_color = 0; |
} |
if ($this->_right == 0) { |
$this->_right_color = 0; |
} |
if ($this->_left == 0) { |
$this->_left_color = 0; |
} |
$record = 0x00E0; // Record identifier |
$length = 0x0010; // Number of bytes to follow |
$ifnt = $this->font_index; // Index to FONT record |
$ifmt = $this->_num_format; // Index to FORMAT record |
$align = $this->_text_h_align; // Alignment |
$align |= $this->_text_wrap << 3; |
$align |= $this->_text_v_align << 4; |
$align |= $this->_text_justlast << 7; |
$align |= $this->_rotation << 8; |
$align |= $atr_num << 10; |
$align |= $atr_fnt << 11; |
$align |= $atr_alc << 12; |
$align |= $atr_bdr << 13; |
$align |= $atr_pat << 14; |
$align |= $atr_prot << 15; |
$icv = $this->_fg_color; // fg and bg pattern colors |
$icv |= $this->_bg_color << 7; |
$fill = $this->_pattern; // Fill and border line style |
$fill |= $this->_bottom << 6; |
$fill |= $this->_bottom_color << 9; |
$border1 = $this->_top; // Border line style and color |
$border1 |= $this->_left << 3; |
$border1 |= $this->_right << 6; |
$border1 |= $this->_top_color << 9; |
$border2 = $this->_left_color; // Border color |
$border2 |= $this->_right_color << 7; |
$header = pack("vv", $record, $length); |
$data = pack("vvvvvvvv", $ifnt, $ifmt, $style, $align, |
$icv, $fill, |
$border1, $border2); |
return($header.$data); |
} |
/** |
* Generate an Excel BIFF FONT record. |
* |
* @return string The FONT record |
*/ |
function getFont() |
{ |
$dyHeight = $this->_size * 20; // Height of font (1/20 of a point) |
$icv = $this->_color; // Index to color palette |
$bls = $this->_bold; // Bold style |
$sss = $this->_font_script; // Superscript/subscript |
$uls = $this->_underline; // Underline |
$bFamily = $this->_font_family; // Font family |
$bCharSet = $this->_font_charset; // Character set |
$rgch = $this->_font_name; // Font name |
$cch = strlen($rgch); // Length of font name |
$record = 0x31; // Record identifier |
$length = 0x0F + $cch; // Record length |
$reserved = 0x00; // Reserved |
$grbit = 0x00; // Font attributes |
if ($this->_italic) { |
$grbit |= 0x02; |
} |
if ($this->_font_strikeout) { |
$grbit |= 0x08; |
} |
if ($this->_font_outline) { |
$grbit |= 0x10; |
} |
if ($this->_font_shadow) { |
$grbit |= 0x20; |
} |
$header = pack("vv", $record, $length); |
$data = pack("vvvvvCCCCC", $dyHeight, $grbit, $icv, $bls, |
$sss, $uls, $bFamily, |
$bCharSet, $reserved, $cch); |
return($header . $data. $this->_font_name); |
} |
/** |
* Returns a unique hash key for a font. |
* Used by Spreadsheet_Excel_Writer_Workbook::_storeAllFonts() |
* |
* The elements that form the key are arranged to increase the probability of |
* generating a unique key. Elements that hold a large range of numbers |
* (eg. _color) are placed between two binary elements such as _italic |
* |
* @return string A key for this font |
*/ |
function getFontKey() |
{ |
$key = "$this->_font_name$this->_size"; |
$key .= "$this->_font_script$this->_underline"; |
$key .= "$this->_font_strikeout$this->_bold$this->_font_outline"; |
$key .= "$this->_font_family$this->_font_charset"; |
$key .= "$this->_font_shadow$this->_color$this->_italic"; |
$key = str_replace(" ","_",$key); |
return ($key); |
} |
/** |
* Returns the index used by Spreadsheet_Excel_Writer_Worksheet::_XF() |
* |
* @return integer The index for the XF record |
*/ |
function getXfIndex() |
{ |
return($this->_xf_index); |
} |
/** |
* Used in conjunction with the set_xxx_color methods to convert a color |
* string into a number. Color range is 0..63 but we will restrict it |
* to 8..63 to comply with Gnumeric. Colors 0..7 are repeated in 8..15. |
* |
* @access private |
* @param string $name_color name of the color (i.e.: 'blue', 'red', etc..). Optional. |
* @return integer The color index |
*/ |
function _getColor($name_color = '') |
{ |
$colors = array( |
'aqua' => 0x0F, |
'cyan' => 0x0F, |
'black' => 0x08, |
'blue' => 0x0C, |
'brown' => 0x10, |
'magenta' => 0x0E, |
'fuchsia' => 0x0E, |
'gray' => 0x17, |
'grey' => 0x17, |
'green' => 0x11, |
'lime' => 0x0B, |
'navy' => 0x12, |
'orange' => 0x35, |
'purple' => 0x14, |
'red' => 0x0A, |
'silver' => 0x16, |
'white' => 0x09, |
'yellow' => 0x0D |
); |
// Return the default color, 0x7FFF, if undef, |
if($name_color == '') { |
return(0x7FFF); |
} |
// or the color string converted to an integer, |
if(isset($colors[$name_color])) { |
return($colors[$name_color]); |
} |
// or the default color if string is unrecognised, |
if(preg_match("/\D/",$name_color)) { |
return(0x7FFF); |
} |
// or an index < 8 mapped into the correct range, |
if($name_color < 8) { |
return($name_color + 8); |
} |
// or the default color if arg is outside range, |
if($name_color > 63) { |
return(0x7FFF); |
} |
// or an integer in the valid range |
return($name_color); |
} |
/** |
* Set cell alignment. |
* |
* @access public |
* @param string $location alignment for the cell ('left', 'right', etc...). |
*/ |
function setAlign($location) |
{ |
if (preg_match("/\d/",$location)) { |
return; // Ignore numbers |
} |
$location = strtolower($location); |
if ($location == 'left') { |
$this->_text_h_align = 1; |
} |
if ($location == 'centre') { |
$this->_text_h_align = 2; |
} |
if ($location == 'center') { |
$this->_text_h_align = 2; |
} |
if ($location == 'right') { |
$this->_text_h_align = 3; |
} |
if ($location == 'fill') { |
$this->_text_h_align = 4; |
} |
if ($location == 'justify') { |
$this->_text_h_align = 5; |
} |
if ($location == 'merge') { |
$this->_text_h_align = 6; |
} |
if ($location == 'equal_space') { // For T.K. |
$this->_text_h_align = 7; |
} |
if ($location == 'top') { |
$this->_text_v_align = 0; |
} |
if ($location == 'vcentre') { |
$this->_text_v_align = 1; |
} |
if ($location == 'vcenter') { |
$this->_text_v_align = 1; |
} |
if ($location == 'bottom') { |
$this->_text_v_align = 2; |
} |
if ($location == 'vjustify') { |
$this->_text_v_align = 3; |
} |
if ($location == 'vequal_space') { // For T.K. |
$this->_text_v_align = 4; |
} |
} |
/** |
* This is an alias for the unintuitive setAlign('merge') |
* |
* @access public |
*/ |
function setMerge() |
{ |
$this->setAlign('merge'); |
} |
/** |
* Sets the boldness of the text. |
* Bold has a range 100..1000. |
* 0 (400) is normal. 1 (700) is bold. |
* |
* @access public |
* @param integer $weight Weight for the text, 0 maps to 400 (normal text), |
1 maps to 700 (bold text). Valid range is: 100-1000. |
It's Optional, default is 1 (bold). |
*/ |
function setBold($weight = 1) |
{ |
if($weight == 1) { |
$weight = 0x2BC; // Bold text |
} |
if($weight == 0) { |
$weight = 0x190; // Normal text |
} |
if($weight < 0x064) { |
$weight = 0x190; // Lower bound |
} |
if($weight > 0x3E8) { |
$weight = 0x190; // Upper bound |
} |
$this->_bold = $weight; |
} |
/************************************ |
* FUNCTIONS FOR SETTING CELLS BORDERS |
*/ |
/** |
* Sets the width for the bottom border of the cell |
* |
* @access public |
* @param integer $style style of the cell border. 1 => thin, 2 => thick. |
*/ |
function setBottom($style) |
{ |
$this->_bottom = $style; |
} |
/** |
* Sets the width for the top border of the cell |
* |
* @access public |
* @param integer $style style of the cell top border. 1 => thin, 2 => thick. |
*/ |
function setTop($style) |
{ |
$this->_top = $style; |
} |
/** |
* Sets the width for the left border of the cell |
* |
* @access public |
* @param integer $style style of the cell left border. 1 => thin, 2 => thick. |
*/ |
function setLeft($style) |
{ |
$this->_left = $style; |
} |
/** |
* Sets the width for the right border of the cell |
* |
* @access public |
* @param integer $style style of the cell right border. 1 => thin, 2 => thick. |
*/ |
function setRight($style) |
{ |
$this->_right = $style; |
} |
/** |
* Set cells borders to the same style |
* |
* @access public |
* @param integer $style style to apply for all cell borders. 1 => thin, 2 => thick. |
*/ |
function setBorder($style) |
{ |
$this->setBottom($style); |
$this->setTop($style); |
$this->setLeft($style); |
$this->setRight($style); |
} |
/******************************************* |
* FUNCTIONS FOR SETTING CELLS BORDERS COLORS |
*/ |
/** |
* Sets all the cell's borders to the same color |
* |
* @access public |
* @param mixed $color The color we are setting. Either a string (like 'blue'), |
* or an integer (range is [8...63]). |
*/ |
function setBorderColor($color) |
{ |
$this->setBottomColor($color); |
$this->setTopColor($color); |
$this->setLeftColor($color); |
$this->setRightColor($color); |
} |
/** |
* Sets the cell's bottom border color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setBottomColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_bottom_color = $value; |
} |
/** |
* Sets the cell's top border color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setTopColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_top_color = $value; |
} |
/** |
* Sets the cell's left border color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setLeftColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_left_color = $value; |
} |
/** |
* Sets the cell's right border color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setRightColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_right_color = $value; |
} |
/** |
* Sets the cell's foreground color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setFgColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_fg_color = $value; |
} |
/** |
* Sets the cell's background color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setBgColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_bg_color = $value; |
} |
/** |
* Sets the cell's color |
* |
* @access public |
* @param mixed $color either a string (like 'blue'), or an integer (range is [8...63]). |
*/ |
function setColor($color) |
{ |
$value = $this->_getColor($color); |
$this->_color = $value; |
} |
/** |
* Sets the fill pattern attribute of a cell |
* |
* @access public |
* @param integer $arg Optional. Defaults to 1. Meaningful values are: 0-18, |
* 0 meaning no background. |
*/ |
function setPattern($arg = 1) |
{ |
$this->_pattern = $arg; |
} |
/** |
* Sets the underline of the text |
* |
* @access public |
* @param integer $underline The value for underline. Possible values are: |
* 1 => underline, 2 => double underline. |
*/ |
function setUnderline($underline) |
{ |
$this->_underline = $underline; |
} |
/** |
* Sets the font style as italic |
* |
* @access public |
*/ |
function setItalic() |
{ |
$this->_italic = 1; |
} |
/** |
* Sets the font size |
* |
* @access public |
* @param integer $size The font size (in pixels I think). |
*/ |
function setSize($size) |
{ |
$this->_size = $size; |
} |
/** |
* Sets text wrapping |
* |
* @access public |
*/ |
function setTextWrap() |
{ |
$this->_text_wrap = 1; |
} |
/** |
* Sets the orientation of the text |
* |
* @access public |
* @param integer $angle The rotation angle for the text (clockwise). Possible |
values are: 0, 90, 270 and -1 for stacking top-to-bottom. |
*/ |
function setTextRotation($angle) |
{ |
switch ($angle) |
{ |
case 0: |
$this->_rotation = 0; |
break; |
case 90: |
$this->_rotation = 3; |
break; |
case 270: |
$this->_rotation = 2; |
break; |
case -1: |
$this->_rotation = 1; |
break; |
default : |
$this->raiseError("Invalid value for angle.". |
" Possible values are: 0, 90, 270 and -1 ". |
"for stacking top-to-bottom."); |
$this->_rotation = 0; |
break; |
} |
} |
/** |
* Sets the numeric format. |
* It can be date, time, currency, etc... |
* |
* @access public |
* @param integer $num_format The numeric format. |
*/ |
function setNumFormat($num_format) |
{ |
$this->_num_format = $num_format; |
} |
/** |
* Sets font as strikeout. |
* |
* @access public |
*/ |
function setStrikeOut() |
{ |
$this->_font_strikeout = 1; |
} |
/** |
* Sets outlining for a font. |
* |
* @access public |
*/ |
function setOutLine() |
{ |
$this->_font_outline = 1; |
} |
/** |
* Sets font as shadow. |
* |
* @access public |
*/ |
function setShadow() |
{ |
$this->_font_shadow = 1; |
} |
/** |
* Sets the script type of the text |
* |
* @access public |
* @param integer $script The value for script type. Possible values are: |
* 1 => superscript, 2 => subscript. |
*/ |
function setScript($script) |
{ |
$this->_font_script = $script; |
} |
/** |
* Unlocks a cell. Useful for unprotecting particular cells of a protected sheet. |
* |
* @access public |
*/ |
function setUnLocked() |
{ |
$this->_locked = 0; |
} |
} |
?> |
/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer/Worksheet.php |
---|
New file |
0,0 → 1,3095 |
<?php |
/* |
* Module written/ported by Xavier Noguer <xnoguer@rezebra.com> |
* |
* The majority of this is _NOT_ my code. I simply ported it from the |
* PERL Spreadsheet::WriteExcel module. |
* |
* The author of the Spreadsheet::WriteExcel module is John McNamara |
* <jmcnamara@cpan.org> |
* |
* I _DO_ maintain this code, and John McNamara has nothing to do with the |
* porting of this code to PHP. Any questions directly related to this |
* class library should be directed to me. |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
require_once('Parser.php'); |
require_once('BIFFwriter.php'); |
/** |
* Class for generating Excel Spreadsheets |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer_Worksheet extends Spreadsheet_Excel_Writer_BIFFwriter |
{ |
/** |
* Name of the Worksheet |
* @var string |
*/ |
var $name; |
/** |
* Index for the Worksheet |
* @var integer |
*/ |
var $index; |
/** |
* Reference to the (default) Format object for URLs |
* @var object Format |
*/ |
var $_url_format; |
/** |
* Reference to the parser used for parsing formulas |
* @var object Format |
*/ |
var $_parser; |
/** |
* Filehandle to the temporary file for storing data |
* @var resource |
*/ |
var $_filehandle; |
/** |
* Boolean indicating if we are using a temporary file for storing data |
* @var bool |
*/ |
var $_using_tmpfile; |
/** |
* Maximum number of rows for an Excel spreadsheet (BIFF5) |
* @var integer |
*/ |
var $_xls_rowmax; |
/** |
* Maximum number of columns for an Excel spreadsheet (BIFF5) |
* @var integer |
*/ |
var $_xls_colmax; |
/** |
* Maximum number of characters for a string (LABEL record in BIFF5) |
* @var integer |
*/ |
var $_xls_strmax; |
/** |
* First row for the DIMENSIONS record |
* @var integer |
* @see storeDimensions() |
*/ |
var $_dim_rowmin; |
/** |
* Last row for the DIMENSIONS record |
* @var integer |
* @see storeDimensions() |
*/ |
var $_dim_rowmax; |
/** |
* First column for the DIMENSIONS record |
* @var integer |
* @see storeDimensions() |
*/ |
var $_dim_colmin; |
/** |
* Last column for the DIMENSIONS record |
* @var integer |
* @see storeDimensions() |
*/ |
var $_dim_colmax; |
/** |
* Array containing format information for columns |
* @var array |
*/ |
var $_colinfo; |
/** |
* Array containing the selected area for the worksheet |
* @var array |
*/ |
var $_selection; |
/** |
* Array containing the panes for the worksheet |
* @var array |
*/ |
var $_panes; |
/** |
* The active pane for the worksheet |
* @var integer |
*/ |
var $_active_pane; |
/** |
* Bit specifying if panes are frozen |
* @var integer |
*/ |
var $_frozen; |
/** |
* Bit specifying if the worksheet is selected |
* @var integer |
*/ |
var $selected; |
/** |
* The paper size (for printing) (DOCUMENT!!!) |
* @var integer |
*/ |
var $_paper_size; |
/** |
* Bit specifying paper orientation (for printing). 0 => landscape, 1 => portrait |
* @var integer |
*/ |
var $_orientation; |
/** |
* The page header caption |
* @var string |
*/ |
var $_header; |
/** |
* The page footer caption |
* @var string |
*/ |
var $_footer; |
/** |
* The horizontal centering value for the page |
* @var integer |
*/ |
var $_hcenter; |
/** |
* The vertical centering value for the page |
* @var integer |
*/ |
var $_vcenter; |
/** |
* The margin for the header |
* @var float |
*/ |
var $_margin_head; |
/** |
* The margin for the footer |
* @var float |
*/ |
var $_margin_foot; |
/** |
* The left margin for the worksheet in inches |
* @var float |
*/ |
var $_margin_left; |
/** |
* The right margin for the worksheet in inches |
* @var float |
*/ |
var $_margin_right; |
/** |
* The top margin for the worksheet in inches |
* @var float |
*/ |
var $_margin_top; |
/** |
* The bottom margin for the worksheet in inches |
* @var float |
*/ |
var $_margin_bottom; |
/** |
* First row to reapeat on each printed page |
* @var integer |
*/ |
var $title_rowmin; |
/** |
* Last row to reapeat on each printed page |
* @var integer |
*/ |
var $title_rowmax; |
/** |
* First column to reapeat on each printed page |
* @var integer |
*/ |
var $title_colmin; |
/** |
* First row of the area to print |
* @var integer |
*/ |
var $print_rowmin; |
/** |
* Last row to of the area to print |
* @var integer |
*/ |
var $print_rowmax; |
/** |
* First column of the area to print |
* @var integer |
*/ |
var $print_colmin; |
/** |
* Last column of the area to print |
* @var integer |
*/ |
var $print_colmax; |
/** |
* Constructor |
* |
* @param string $name The name of the new worksheet |
* @param integer $index The index of the new worksheet |
* @param mixed &$activesheet The current activesheet of the workbook we belong to |
* @param mixed &$firstsheet The first worksheet in the workbook we belong to |
* @param mixed &$url_format The default format for hyperlinks |
* @param mixed &$parser The formula parser created for the Workbook |
*/ |
function Spreadsheet_Excel_Writer_Worksheet($name, $index, &$activesheet, |
&$firstsheet, &$url_format, |
&$parser) |
{ |
// It needs to call its parent's constructor explicitly |
$this->Spreadsheet_Excel_Writer_BIFFwriter(); |
$rowmax = 65536; // 16384 in Excel 5 |
$colmax = 256; |
$this->name = $name; |
$this->index = $index; |
$this->activesheet = &$activesheet; |
$this->firstsheet = &$firstsheet; |
$this->_url_format = &$url_format; |
$this->_parser = &$parser; |
//$this->ext_sheets = array(); |
$this->_filehandle = ""; |
$this->_using_tmpfile = true; |
//$this->fileclosed = 0; |
//$this->offset = 0; |
$this->_xls_rowmax = $rowmax; |
$this->_xls_colmax = $colmax; |
$this->_xls_strmax = 255; |
$this->_dim_rowmin = $rowmax + 1; |
$this->_dim_rowmax = 0; |
$this->_dim_colmin = $colmax + 1; |
$this->_dim_colmax = 0; |
$this->_colinfo = array(); |
$this->_selection = array(0,0,0,0); |
$this->_panes = array(); |
$this->_active_pane = 3; |
$this->_frozen = 0; |
$this->selected = 0; |
$this->_paper_size = 0x0; |
$this->_orientation = 0x1; |
$this->_header = ''; |
$this->_footer = ''; |
$this->_hcenter = 0; |
$this->_vcenter = 0; |
$this->_margin_head = 0.50; |
$this->_margin_foot = 0.50; |
$this->_margin_left = 0.75; |
$this->_margin_right = 0.75; |
$this->_margin_top = 1.00; |
$this->_margin_bottom = 1.00; |
$this->title_rowmin = NULL; |
$this->title_rowmax = NULL; |
$this->title_colmin = NULL; |
$this->title_colmax = NULL; |
$this->print_rowmin = NULL; |
$this->print_rowmax = NULL; |
$this->print_colmin = NULL; |
$this->print_colmax = NULL; |
$this->_print_gridlines = 1; |
$this->_print_headers = 0; |
$this->_fit_page = 0; |
$this->_fit_width = 0; |
$this->_fit_height = 0; |
$this->_hbreaks = array(); |
$this->_vbreaks = array(); |
$this->_protect = 0; |
$this->_password = NULL; |
$this->col_sizes = array(); |
$this->row_sizes = array(); |
$this->_zoom = 100; |
$this->_print_scale = 100; |
$this->_initialize(); |
} |
/** |
* Open a tmp file to store the majority of the Worksheet data. If this fails, |
* for example due to write permissions, store the data in memory. This can be |
* slow for large files. |
* |
* @access private |
*/ |
function _initialize() |
{ |
// Open tmp file for storing Worksheet data |
$fh = tmpfile(); |
if ( $fh) { |
// Store filehandle |
$this->_filehandle = $fh; |
} |
else { |
// If tmpfile() fails store data in memory |
$this->_using_tmpfile = false; |
} |
} |
/** |
* Add data to the beginning of the workbook (note the reverse order) |
* and to the end of the workbook. |
* |
* @access public |
* @see Spreadsheet_Excel_Writer_Workbook::storeWorkbook() |
* @param array $sheetnames The array of sheetnames from the Workbook this |
* worksheet belongs to |
*/ |
function close($sheetnames) |
{ |
$num_sheets = count($sheetnames); |
/*********************************************** |
* Prepend in reverse order!! |
*/ |
// Prepend the sheet dimensions |
$this->storeDimensions(); |
// Prepend the sheet password |
$this->_storePassword(); |
// Prepend the sheet protection |
$this->_storeProtect(); |
// Prepend the page setup |
$this->_storeSetup(); |
// Prepend the bottom margin |
$this->_storeMarginBottom(); |
// Prepend the top margin |
$this->_storeMarginTop(); |
// Prepend the right margin |
$this->_storeMarginRight(); |
// Prepend the left margin |
$this->_storeMarginLeft(); |
// Prepend the page vertical centering |
$this->_storeVcenter(); |
// Prepend the page horizontal centering |
$this->_storeHcenter(); |
// Prepend the page footer |
$this->_storeFooter(); |
// Prepend the page header |
$this->_storeHeader(); |
// Prepend the vertical page breaks |
$this->_storeVbreak(); |
// Prepend the horizontal page breaks |
$this->_storeHbreak(); |
// Prepend WSBOOL |
$this->_storeWsbool(); |
// Prepend GRIDSET |
$this->_storeGridset(); |
// Prepend PRINTGRIDLINES |
$this->_storePrintGridlines(); |
// Prepend PRINTHEADERS |
$this->_storePrintHeaders(); |
// Prepend EXTERNSHEET references |
for ($i = $num_sheets; $i > 0; $i--) |
{ |
$sheetname = $sheetnames[$i-1]; |
$this->_storeExternsheet($sheetname); |
} |
// Prepend the EXTERNCOUNT of external references. |
$this->_storeExterncount($num_sheets); |
// Prepend the COLINFO records if they exist |
if (!empty($this->_colinfo)) |
{ |
for($i=0; $i < count($this->_colinfo); $i++) { |
$this->_storeColinfo($this->_colinfo[$i]); |
} |
$this->_storeDefcol(); |
} |
// Prepend the BOF record |
$this->_storeBof(0x0010); |
/* |
* End of prepend. Read upwards from here. |
***********************************************/ |
// Append |
$this->_storeWindow2(); |
$this->_storeZoom(); |
if (!empty($this->_panes)) { |
$this->_storePanes($this->_panes); |
} |
$this->_storeSelection($this->_selection); |
$this->_storeEof(); |
} |
/** |
* Retrieve the worksheet name. |
* This is usefull when creating worksheets without a name. |
* |
* @access public |
* @return string The worksheet's name |
*/ |
function getName() |
{ |
return $this->name; |
} |
/** |
* Retrieves data from memory in one chunk, or from disk in $buffer |
* sized chunks. |
* |
* @return string The data |
*/ |
function getData() |
{ |
$buffer = 4096; |
// Return data stored in memory |
if (isset($this->_data)) |
{ |
$tmp = $this->_data; |
unset($this->_data); |
$fh = $this->_filehandle; |
if ($this->_using_tmpfile) { |
fseek($fh, 0); |
} |
return($tmp); |
} |
// Return data stored on disk |
if ($this->_using_tmpfile) |
{ |
if ($tmp = fread($this->_filehandle, $buffer)) { |
return($tmp); |
} |
} |
// No data to return |
return(''); |
} |
/** |
* Set this worksheet as a selected worksheet, |
* i.e. the worksheet has its tab highlighted. |
* |
* @access public |
*/ |
function select() |
{ |
$this->selected = 1; |
} |
/** |
* Set this worksheet as the active worksheet, |
* i.e. the worksheet that is displayed when the workbook is opened. |
* Also set it as selected. |
* |
* @access public |
*/ |
function activate() |
{ |
$this->selected = 1; |
$this->activesheet = $this->index; |
} |
/** |
* Set this worksheet as the first visible sheet. |
* This is necessary when there are a large number of worksheets and the |
* activated worksheet is not visible on the screen. |
* |
* @access public |
*/ |
function setFirstSheet() |
{ |
$this->firstsheet = $this->index; |
} |
/** |
* Set the worksheet protection flag |
* to prevent accidental modification and to |
* hide formulas if the locked and hidden format properties have been set. |
* |
* @access public |
* @param string $password The password to use for protecting the sheet. |
*/ |
function protect($password) |
{ |
$this->_protect = 1; |
$this->_password = $this->_encodePassword($password); |
} |
/** |
* Set the width of a single column or a range of columns. |
* |
* @access public |
* @param integer $firstcol first column on the range |
* @param integer $lastcol last column on the range |
* @param integer $width width to set |
* @param mixed $format The optional XF format to apply to the columns |
* @param integer $hidden The optional hidden atribute |
*/ |
function setColumn($firstcol, $lastcol, $width, $format = 0, $hidden = 0) |
{ |
$this->_colinfo[] = array($firstcol, $lastcol, $width, &$format, $hidden); |
// Set width to zero if column is hidden |
$width = ($hidden) ? 0 : $width; |
for($col = $firstcol; $col <= $lastcol; $col++) { |
$this->col_sizes[$col] = $width; |
} |
} |
/** |
* Set which cell or cells are selected in a worksheet |
* |
* @access public |
* @param integer $first_row first row in the selected quadrant |
* @param integer $first_column first column in the selected quadrant |
* @param integer $last_row last row in the selected quadrant |
* @param integer $last_column last column in the selected quadrant |
*/ |
function setSelection($first_row,$first_column,$last_row,$last_column) |
{ |
$this->_selection = array($first_row,$first_column,$last_row,$last_column); |
} |
/** |
* Set panes and mark them as frozen. |
* |
* @access public |
* @param array $panes This is the only parameter received and is composed of the following: |
* 0 => Vertical split position, |
* 1 => Horizontal split position |
* 2 => Top row visible |
* 3 => Leftmost column visible |
* 4 => Active pane |
*/ |
function freezePanes($panes) |
{ |
$this->_frozen = 1; |
$this->_panes = $panes; |
} |
/** |
* Set panes and mark them as unfrozen. |
* |
* @access public |
* @param array $panes This is the only parameter received and is composed of the following: |
* 0 => Vertical split position, |
* 1 => Horizontal split position |
* 2 => Top row visible |
* 3 => Leftmost column visible |
* 4 => Active pane |
*/ |
function thawPanes($panes) |
{ |
$this->_frozen = 0; |
$this->_panes = $panes; |
} |
/** |
* Set the page orientation as portrait. |
* |
* @access public |
*/ |
function setPortrait() |
{ |
$this->_orientation = 1; |
} |
/** |
* Set the page orientation as landscape. |
* |
* @access public |
*/ |
function setLandscape() |
{ |
$this->_orientation = 0; |
} |
/** |
* Set the paper type. Ex. 1 = US Letter, 9 = A4 |
* |
* @access public |
* @param integer $size The type of paper size to use |
*/ |
function setPaper($size = 0) |
{ |
$this->_paper_size = $size; |
} |
/** |
* Set the page header caption and optional margin. |
* |
* @access public |
* @param string $string The header text |
* @param float $margin optional head margin in inches. |
*/ |
function setHeader($string,$margin = 0.50) |
{ |
if (strlen($string) >= 255) { |
//carp 'Header string must be less than 255 characters'; |
return; |
} |
$this->_header = $string; |
$this->_margin_head = $margin; |
} |
/** |
* Set the page footer caption and optional margin. |
* |
* @access public |
* @param string $string The footer text |
* @param float $margin optional foot margin in inches. |
*/ |
function setFooter($string,$margin = 0.50) |
{ |
if (strlen($string) >= 255) { |
//carp 'Footer string must be less than 255 characters'; |
return; |
} |
$this->_footer = $string; |
$this->_margin_foot = $margin; |
} |
/** |
* Center the page horinzontally. |
* |
* @access public |
* @param integer $center the optional value for centering. Defaults to 1 (center). |
*/ |
function centerHorizontally($center = 1) |
{ |
$this->_hcenter = $center; |
} |
/** |
* Center the page vertically. |
* |
* @access public |
* @param integer $center the optional value for centering. Defaults to 1 (center). |
*/ |
function centerVertically($center = 1) |
{ |
$this->_vcenter = $center; |
} |
/** |
* Set all the page margins to the same value in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMargins($margin) |
{ |
$this->setMarginLeft($margin); |
$this->setMarginRight($margin); |
$this->setMarginTop($margin); |
$this->setMarginBottom($margin); |
} |
/** |
* Set the left and right margins to the same value in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMargins_LR($margin) |
{ |
$this->setMarginLeft($margin); |
$this->setMarginRight($margin); |
} |
/** |
* Set the top and bottom margins to the same value in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMargins_TB($margin) |
{ |
$this->setMarginTop($margin); |
$this->setMarginBottom($margin); |
} |
/** |
* Set the left margin in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMarginLeft($margin = 0.75) |
{ |
$this->_margin_left = $margin; |
} |
/** |
* Set the right margin in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMarginRight($margin = 0.75) |
{ |
$this->_margin_right = $margin; |
} |
/** |
* Set the top margin in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMarginTop($margin = 1.00) |
{ |
$this->_margin_top = $margin; |
} |
/** |
* Set the bottom margin in inches. |
* |
* @access public |
* @param float $margin The margin to set in inches |
*/ |
function setMarginBottom($margin = 1.00) |
{ |
$this->_margin_bottom = $margin; |
} |
/** |
* Set the rows to repeat at the top of each printed page. |
* |
* @access public |
* @param integer $first_row First row to repeat |
* @param integer $last_row Last row to repeat. Optional. |
*/ |
function repeatRows($first_row, $last_row = NULL) |
{ |
$this->title_rowmin = $first_row; |
if (isset($last_row)) { //Second row is optional |
$this->title_rowmax = $last_row; |
} |
else { |
$this->title_rowmax = $first_row; |
} |
} |
/** |
* Set the columns to repeat at the left hand side of each printed page. |
* |
* @access public |
* @param integer $first_col First column to repeat |
* @param integer $last_col Last column to repeat. Optional. |
*/ |
function repeatColumns($first_col, $last_col = NULL) |
{ |
$this->title_colmin = $first_col; |
if (isset($last_col)) { // Second col is optional |
$this->title_colmax = $last_col; |
} |
else { |
$this->title_colmax = $first_col; |
} |
} |
/** |
* Set the area of each worksheet that will be printed. |
* |
* @access public |
* @param integer $first_row First row of the area to print |
* @param integer $first_col First column of the area to print |
* @param integer $last_row Last row of the area to print |
* @param integer $last_col Last column of the area to print |
*/ |
function printArea($first_row, $first_col, $last_row, $last_col) |
{ |
$this->print_rowmin = $first_row; |
$this->print_colmin = $first_col; |
$this->print_rowmax = $last_row; |
$this->print_colmax = $last_col; |
} |
/** |
* Set the option to hide gridlines on the printed page. |
* |
* @access public |
*/ |
function hideGridlines() |
{ |
$this->_print_gridlines = 0; |
} |
/** |
* Set the option to print the row and column headers on the printed page. |
* |
* @access public |
* @param integer $print Whether to print the headers or not. Defaults to 1 (print). |
*/ |
function printRowColHeaders($print = 1) |
{ |
$this->_print_headers = $print; |
} |
/** |
* Set the vertical and horizontal number of pages that will define the maximum area printed. |
* It doesn't seem to work with OpenOffice. |
* |
* @access public |
* @param integer $width Maximun width of printed area in pages |
* @param integer $height Maximun heigth of printed area in pages |
* @see setPrintScale() |
*/ |
function fitToPages($width, $height) |
{ |
$this->_fit_page = 1; |
$this->_fit_width = $width; |
$this->_fit_height = $height; |
} |
/** |
* Store the horizontal page breaks on a worksheet (for printing). |
* The breaks represent the row after which the break is inserted. |
* |
* @access public |
* @param array $breaks Array containing the horizontal page breaks |
*/ |
function setHPagebreaks($breaks) |
{ |
foreach($breaks as $break) { |
array_push($this->_hbreaks,$break); |
} |
} |
/** |
* Store the vertical page breaks on a worksheet (for printing). |
* The breaks represent the column after which the break is inserted. |
* |
* @access public |
* @param array $breaks Array containing the vertical page breaks |
*/ |
function setVPagebreaks($breaks) |
{ |
foreach($breaks as $break) { |
array_push($this->_vbreaks,$break); |
} |
} |
/** |
* Set the worksheet zoom factor. |
* |
* @access public |
* @param integer $scale The zoom factor |
*/ |
function setZoom($scale = 100) |
{ |
// Confine the scale to Excel's range |
if ($scale < 10 or $scale > 400) |
{ |
$this->raiseError("Zoom factor $scale outside range: 10 <= zoom <= 400"); |
$scale = 100; |
} |
$this->_zoom = floor($scale); |
} |
/** |
* Set the scale factor for the printed page. |
* It turns off the "fit to page" option |
* |
* @access public |
* @param integer $scale The optional scale factor. Defaults to 100 |
*/ |
function setPrintScale($scale = 100) |
{ |
// Confine the scale to Excel's range |
if ($scale < 10 or $scale > 400) |
{ |
$this->raiseError("Print scale $scale outside range: 10 <= zoom <= 400"); |
$scale = 100; |
} |
// Turn off "fit to page" option |
$this->_fit_page = 0; |
$this->_print_scale = floor($scale); |
} |
/** |
* Map to the appropriate write method acording to the token recieved. |
* |
* @access public |
* @param integer $row The row of the cell we are writing to |
* @param integer $col The column of the cell we are writing to |
* @param mixed $token What we are writing |
* @param mixed $format The optional format to apply to the cell |
*/ |
function write($row, $col, $token, $format = 0) |
{ |
// Check for a cell reference in A1 notation and substitute row and column |
/*if ($_[0] =~ /^\D/) { |
@_ = $this->_substituteCellref(@_); |
}*/ |
// Match number |
if (preg_match("/^([+-]?)(?=\d|\.\d)\d*(\.\d*)?([Ee]([+-]?\d+))?$/",$token)) { |
return $this->writeNumber($row,$col,$token,$format); |
} |
// Match http or ftp URL |
elseif (preg_match("/^[fh]tt?p:\/\//",$token)) { |
return $this->writeUrl($row, $col, $token, $format); |
} |
// Match mailto: |
elseif (preg_match("/^mailto:/",$token)) { |
return $this->writeUrl($row, $col, $token, $format); |
} |
// Match internal or external sheet link |
elseif (preg_match("/^(?:in|ex)ternal:/",$token)) { |
return $this->writeUrl($row, $col, $token, $format); |
} |
// Match formula |
elseif (preg_match("/^=/",$token)) { |
return $this->writeFormula($row, $col, $token, $format); |
} |
// Match formula |
elseif (preg_match("/^@/",$token)) { |
return $this->writeFormula($row, $col, $token, $format); |
} |
// Match blank |
elseif ($token == '') { |
return $this->writeBlank($row,$col,$format); |
} |
// Default: match string |
else { |
return $this->writeString($row,$col,$token,$format); |
} |
} |
/** |
* Write an array of values as a row |
* |
* @access public |
* @param |
* @return |
*/ |
function writeRow($row, $col, $val, $format=0) |
{ |
if (is_array($val)) { |
foreach($val as $v) { |
if (is_array($v)) { |
$this->writeCol($row, $col, $v, $format); |
} else { |
$this->write($row, $col, $v, $format); |
} |
$col++; |
} |
} else { |
$retval = new PEAR_Error('$val needs to be an array'); |
} |
return($retval); |
} |
/** |
* Write an array of values as a column |
* |
* @access public |
* @param |
* @return |
*/ |
function writeCol($row, $col, $val, $format=0) |
{ |
if (is_array($val)) { |
foreach($val as $v) { |
$this->write($row, $col, $v, $format); |
$row++; |
} |
} else { |
$retval = new PEAR_Error('$val needs to be an array'); |
} |
return($retval); |
} |
/** |
* Returns an index to the XF record in the workbook |
* |
* @access private |
* @param mixed &$format The optional XF format |
* @return integer The XF record index |
*/ |
function _XF(&$format) |
{ |
if ($format != 0) { |
return($format->getXfIndex()); |
} |
else { |
return(0x0F); |
} |
} |
/****************************************************************************** |
******************************************************************************* |
* |
* Internal methods |
*/ |
/** |
* Store Worksheet data in memory using the parent's class append() or to a |
* temporary file, the default. |
* |
* @access private |
* @param string $data The binary data to append |
*/ |
function _append($data) |
{ |
if ($this->_using_tmpfile) |
{ |
// Add CONTINUE records if necessary |
if (strlen($data) > $this->_limit) { |
$data = $this->_addContinue($data); |
} |
fwrite($this->_filehandle,$data); |
$this->_datasize += strlen($data); |
} |
else { |
parent::_append($data); |
} |
} |
/** |
* Substitute an Excel cell reference in A1 notation for zero based row and |
* column values in an argument list. |
* |
* Ex: ("A4", "Hello") is converted to (3, 0, "Hello"). |
* |
* @access private |
* @param string $cell The cell reference. Or range of cells. |
* @return array |
*/ |
function _substituteCellref($cell) |
{ |
$cell = strtoupper($cell); |
// Convert a column range: 'A:A' or 'B:G' |
if (preg_match("/([A-I]?[A-Z]):([A-I]?[A-Z])/",$cell,$match)) { |
list($no_use, $col1) = $this->_cellToRowcol($match[1] .'1'); // Add a dummy row |
list($no_use, $col2) = $this->_cellToRowcol($match[2] .'1'); // Add a dummy row |
return(array($col1, $col2)); |
} |
// Convert a cell range: 'A1:B7' |
if (preg_match("/\$?([A-I]?[A-Z]\$?\d+):\$?([A-I]?[A-Z]\$?\d+)/",$cell,$match)) { |
list($row1, $col1) = $this->_cellToRowcol($match[1]); |
list($row2, $col2) = $this->_cellToRowcol($match[2]); |
return(array($row1, $col1, $row2, $col2)); |
} |
// Convert a cell reference: 'A1' or 'AD2000' |
if (preg_match("/\$?([A-I]?[A-Z]\$?\d+)/",$cell)) { |
list($row1, $col1) = $this->_cellToRowcol($match[1]); |
return(array($row1, $col1)); |
} |
// TODO use real error codes |
$this->raiseError("Unknown cell reference $cell", 0, PEAR_ERROR_DIE); |
} |
/** |
* Convert an Excel cell reference in A1 notation to a zero based row and column |
* reference; converts C1 to (0, 2). |
* |
* @access private |
* @param string $cell The cell reference. |
* @return array containing (row, column) |
*/ |
function _cellToRowcol($cell) |
{ |
preg_match("/\$?([A-I]?[A-Z])\$?(\d+)/",$cell,$match); |
$col = $match[1]; |
$row = $match[2]; |
// Convert base26 column string to number |
$chars = split('', $col); |
$expn = 0; |
$col = 0; |
while ($chars) { |
$char = array_pop($chars); // LS char first |
$col += (ord($char) -ord('A') +1) * pow(26,$expn); |
$expn++; |
} |
// Convert 1-index to zero-index |
$row--; |
$col--; |
return(array($row, $col)); |
} |
/** |
* Based on the algorithm provided by Daniel Rentz of OpenOffice. |
* |
* @access private |
* @param string $plaintext The password to be encoded in plaintext. |
* @return string The encoded password |
*/ |
function _encodePassword($plaintext) |
{ |
$password = 0x0000; |
$i = 1; // char position |
// split the plain text password in its component characters |
$chars = preg_split('//', $plaintext, -1, PREG_SPLIT_NO_EMPTY); |
foreach($chars as $char) |
{ |
$value = ord($char) << $i; // shifted ASCII value |
$rotated_bits = $value >> 15; // rotated bits beyond bit 15 |
$value &= 0x7fff; // first 15 bits |
$password ^= ($value | $rotated_bits); |
$i++; |
} |
$password ^= strlen($plaintext); |
$password ^= 0xCE4B; |
return($password); |
} |
/****************************************************************************** |
******************************************************************************* |
* |
* BIFF RECORDS |
*/ |
/** |
* Write a double to the specified row and column (zero indexed). |
* An integer can be written as a double. Excel will display an |
* integer. $format is optional. |
* |
* Returns 0 : normal termination |
* -2 : row or column out of range |
* |
* @access public |
* @param integer $row Zero indexed row |
* @param integer $col Zero indexed column |
* @param float $num The number to write |
* @param mixed $format The optional XF format |
* @return integer |
*/ |
function writeNumber($row, $col, $num, $format = 0) |
{ |
$record = 0x0203; // Record identifier |
$length = 0x000E; // Number of bytes to follow |
$xf = $this->_XF($format); // The cell format |
// Check that row and col are valid and store max and min values |
if ($row >= $this->_xls_rowmax) |
{ |
return(-2); |
} |
if ($col >= $this->_xls_colmax) |
{ |
return(-2); |
} |
if ($row < $this->_dim_rowmin) |
{ |
$this->_dim_rowmin = $row; |
} |
if ($row > $this->_dim_rowmax) |
{ |
$this->_dim_rowmax = $row; |
} |
if ($col < $this->_dim_colmin) |
{ |
$this->_dim_colmin = $col; |
} |
if ($col > $this->_dim_colmax) |
{ |
$this->_dim_colmax = $col; |
} |
$header = pack("vv", $record, $length); |
$data = pack("vvv", $row, $col, $xf); |
$xl_double = pack("d", $num); |
if ($this->_byte_order) // if it's Big Endian |
{ |
$xl_double = strrev($xl_double); |
} |
$this->_append($header.$data.$xl_double); |
return(0); |
} |
/** |
* Write a string to the specified row and column (zero indexed). |
* NOTE: there is an Excel 5 defined limit of 255 characters. |
* $format is optional. |
* Returns 0 : normal termination |
* -2 : row or column out of range |
* -3 : long string truncated to 255 chars |
* |
* @access public |
* @param integer $row Zero indexed row |
* @param integer $col Zero indexed column |
* @param string $str The string to write |
* @param mixed $format The XF format for the cell |
* @return integer |
*/ |
function writeString($row, $col, $str, $format = 0) |
{ |
$strlen = strlen($str); |
$record = 0x0204; // Record identifier |
$length = 0x0008 + $strlen; // Bytes to follow |
$xf = $this->_XF($format); // The cell format |
$str_error = 0; |
// Check that row and col are valid and store max and min values |
if ($row >= $this->_xls_rowmax) |
{ |
return(-2); |
} |
if ($col >= $this->_xls_colmax) |
{ |
return(-2); |
} |
if ($row < $this->_dim_rowmin) |
{ |
$this->_dim_rowmin = $row; |
} |
if ($row > $this->_dim_rowmax) |
{ |
$this->_dim_rowmax = $row; |
} |
if ($col < $this->_dim_colmin) |
{ |
$this->_dim_colmin = $col; |
} |
if ($col > $this->_dim_colmax) |
{ |
$this->_dim_colmax = $col; |
} |
if ($strlen > $this->_xls_strmax) // LABEL must be < 255 chars |
{ |
$str = substr($str, 0, $this->_xls_strmax); |
$length = 0x0008 + $this->_xls_strmax; |
$strlen = $this->_xls_strmax; |
$str_error = -3; |
} |
$header = pack("vv", $record, $length); |
$data = pack("vvvv", $row, $col, $xf, $strlen); |
$this->_append($header.$data.$str); |
return($str_error); |
} |
/** |
* Writes a note associated with the cell given by the row and column. |
* NOTE records don't have a length limit. |
* |
* @access public |
* @param integer $row Zero indexed row |
* @param integer $col Zero indexed column |
* @param string $note The note to write |
*/ |
function writeNote($row, $col, $note) |
{ |
$note_length = strlen($note); |
$record = 0x001C; // Record identifier |
$max_length = 2048; // Maximun length for a NOTE record |
//$length = 0x0006 + $note_length; // Bytes to follow |
// Check that row and col are valid and store max and min values |
if ($row >= $this->_xls_rowmax) |
{ |
return(-2); |
} |
if ($col >= $this->_xls_colmax) |
{ |
return(-2); |
} |
if ($row < $this->_dim_rowmin) |
{ |
$this->_dim_rowmin = $row; |
} |
if ($row > $this->_dim_rowmax) |
{ |
$this->_dim_rowmax = $row; |
} |
if ($col < $this->_dim_colmin) |
{ |
$this->_dim_colmin = $col; |
} |
if ($col > $this->_dim_colmax) |
{ |
$this->_dim_colmax = $col; |
} |
// Length for this record is no more than 2048 + 6 |
$length = 0x0006 + min($note_length, 2048); |
$header = pack("vv", $record, $length); |
$data = pack("vvv", $row, $col, $note_length); |
$this->_append($header.$data.substr($note, 0, 2048)); |
for($i = $max_length; $i < $note_length; $i += $max_length) |
{ |
$chunk = substr($note, $i, $max_length); |
$length = 0x0006 + strlen($chunk); |
$header = pack("vv", $record, $length); |
$data = pack("vvv", -1, 0, strlen($chunk)); |
$this->_append($header.$data.$chunk); |
} |
return(0); |
} |
/** |
* Write a blank cell to the specified row and column (zero indexed). |
* A blank cell is used to specify formatting without adding a string |
* or a number. |
* |
* A blank cell without a format serves no purpose. Therefore, we don't write |
* a BLANK record unless a format is specified. |
* |
* Returns 0 : normal termination (including no format) |
* -1 : insufficient number of arguments |
* -2 : row or column out of range |
* |
* @access public |
* @param integer $row Zero indexed row |
* @param integer $col Zero indexed column |
* @param mixed $format The XF format |
*/ |
function writeBlank($row, $col, $format) |
{ |
// Don't write a blank cell unless it has a format |
if ($format == 0) |
{ |
return(0); |
} |
$record = 0x0201; // Record identifier |
$length = 0x0006; // Number of bytes to follow |
$xf = $this->_XF($format); // The cell format |
// Check that row and col are valid and store max and min values |
if ($row >= $this->_xls_rowmax) |
{ |
return(-2); |
} |
if ($col >= $this->_xls_colmax) |
{ |
return(-2); |
} |
if ($row < $this->_dim_rowmin) |
{ |
$this->_dim_rowmin = $row; |
} |
if ($row > $this->_dim_rowmax) |
{ |
$this->_dim_rowmax = $row; |
} |
if ($col < $this->_dim_colmin) |
{ |
$this->_dim_colmin = $col; |
} |
if ($col > $this->_dim_colmax) |
{ |
$this->_dim_colmax = $col; |
} |
$header = pack("vv", $record, $length); |
$data = pack("vvv", $row, $col, $xf); |
$this->_append($header.$data); |
return 0; |
} |
/** |
* Write a formula to the specified row and column (zero indexed). |
* The textual representation of the formula is passed to the parser in |
* Parser.php which returns a packed binary string. |
* |
* Returns 0 : normal termination |
* -1 : formula errors (bad formula) |
* -2 : row or column out of range |
* |
* @access public |
* @param integer $row Zero indexed row |
* @param integer $col Zero indexed column |
* @param string $formula The formula text string |
* @param mixed $format The optional XF format |
* @return integer |
*/ |
function writeFormula($row, $col, $formula, $format = 0) |
{ |
$record = 0x0006; // Record identifier |
// Excel normally stores the last calculated value of the formula in $num. |
// Clearly we are not in a position to calculate this a priori. Instead |
// we set $num to zero and set the option flags in $grbit to ensure |
// automatic calculation of the formula when the file is opened. |
// |
$xf = $this->_XF($format); // The cell format |
$num = 0x00; // Current value of formula |
$grbit = 0x03; // Option flags |
$chn = 0x0000; // Must be zero |
// Check that row and col are valid and store max and min values |
if ($row >= $this->_xls_rowmax) |
{ |
return(-2); |
} |
if ($col >= $this->_xls_colmax) |
{ |
return(-2); |
} |
if ($row < $this->_dim_rowmin) |
{ |
$this->_dim_rowmin = $row; |
} |
if ($row > $this->_dim_rowmax) |
{ |
$this->_dim_rowmax = $row; |
} |
if ($col < $this->_dim_colmin) |
{ |
$this->_dim_colmin = $col; |
} |
if ($col > $this->_dim_colmax) |
{ |
$this->_dim_colmax = $col; |
} |
// Strip the '=' or '@' sign at the beginning of the formula string |
if (preg_match("/^=/",$formula)) { |
$formula = preg_replace("/(^=)/","",$formula); |
} |
elseif (preg_match("/^@/",$formula)) { |
$formula = preg_replace("/(^@)/","",$formula); |
} |
else |
{ |
// Error handling |
$this->writeString($row, $col, 'Unrecognised character for formula'); |
return -1; |
} |
// Parse the formula using the parser in Parser.php |
$error = $this->_parser->parse($formula); |
if ($this->isError($error)) |
{ |
$this->writeString($row, $col, $error->getMessage()); |
return -1; |
} |
$formula = $this->_parser->toReversePolish(); |
if ($this->isError($formula)) |
{ |
$this->writeString($row, $col, $formula->getMessage()); |
return -1; |
} |
$formlen = strlen($formula); // Length of the binary string |
$length = 0x16 + $formlen; // Length of the record data |
$header = pack("vv", $record, $length); |
$data = pack("vvvdvVv", $row, $col, $xf, $num, |
$grbit, $chn, $formlen); |
$this->_append($header.$data.$formula); |
return 0; |
} |
/** |
* Write a hyperlink. |
* This is comprised of two elements: the visible label and |
* the invisible link. The visible label is the same as the link unless an |
* alternative string is specified. The label is written using the |
* writeString() method. Therefore the 255 characters string limit applies. |
* $string and $format are optional. |
* |
* The hyperlink can be to a http, ftp, mail, internal sheet (not yet), or external |
* directory url. |
* |
* Returns 0 : normal termination |
* -2 : row or column out of range |
* -3 : long string truncated to 255 chars |
* |
* @access public |
* @param integer $row Row |
* @param integer $col Column |
* @param string $url URL string |
* @param string $string Alternative label |
* @param mixed $format The cell format |
* @return integer |
*/ |
function writeUrl($row, $col, $url, $string = '', $format = 0) |
{ |
// Add start row and col to arg list |
return($this->_writeUrl_range($row, $col, $row, $col, $url, $string, $format)); |
} |
/** |
* This is the more general form of writeUrl(). It allows a hyperlink to be |
* written to a range of cells. This function also decides the type of hyperlink |
* to be written. These are either, Web (http, ftp, mailto), Internal |
* (Sheet1!A1) or external ('c:\temp\foo.xls#Sheet1!A1'). |
* |
* @access private |
* @see writeUrl() |
* @param integer $row1 Start row |
* @param integer $col1 Start column |
* @param integer $row2 End row |
* @param integer $col2 End column |
* @param string $url URL string |
* @param string $string Alternative label |
* @param mixed $format The cell format |
* @return integer |
*/ |
function _writeUrl_range($row1, $col1, $row2, $col2, $url, $string = '', $format = 0) |
{ |
// Check for internal/external sheet links or default to web link |
if (preg_match('[^internal:]', $url)) { |
return($this->_writeUrlInternal($row1, $col1, $row2, $col2, $url, $string, $format)); |
} |
if (preg_match('[^external:]', $url)) { |
return($this->_writeUrlExternal($row1, $col1, $row2, $col2, $url, $string, $format)); |
} |
return($this->_writeUrlWeb($row1, $col1, $row2, $col2, $url, $string, $format)); |
} |
/** |
* Used to write http, ftp and mailto hyperlinks. |
* The link type ($options) is 0x03 is the same as absolute dir ref without |
* sheet. However it is differentiated by the $unknown2 data stream. |
* |
* @access private |
* @see writeUrl() |
* @param integer $row1 Start row |
* @param integer $col1 Start column |
* @param integer $row2 End row |
* @param integer $col2 End column |
* @param string $url URL string |
* @param string $str Alternative label |
* @param mixed $format The cell format |
* @return integer |
*/ |
function _writeUrlWeb($row1, $col1, $row2, $col2, $url, $str, $format = 0) |
{ |
$record = 0x01B8; // Record identifier |
$length = 0x00000; // Bytes to follow |
if ($format == 0) { |
$format = $this->_url_format; |
} |
// Write the visible label using the writeString() method. |
if ($str == '') { |
$str = $url; |
} |
$str_error = $this->writeString($row1, $col1, $str, $format); |
if (($str_error == -2) or ($str_error == -3)) { |
return $str_error; |
} |
// Pack the undocumented parts of the hyperlink stream |
$unknown1 = pack("H*", "D0C9EA79F9BACE118C8200AA004BA90B02000000"); |
$unknown2 = pack("H*", "E0C9EA79F9BACE118C8200AA004BA90B"); |
// Pack the option flags |
$options = pack("V", 0x03); |
// Convert URL to a null terminated wchar string |
$url = join("\0", preg_split("''", $url, -1, PREG_SPLIT_NO_EMPTY)); |
$url = $url . "\0\0\0"; |
// Pack the length of the URL |
$url_len = pack("V", strlen($url)); |
// Calculate the data length |
$length = 0x34 + strlen($url); |
// Pack the header data |
$header = pack("vv", $record, $length); |
$data = pack("vvvv", $row1, $row2, $col1, $col2); |
// Write the packed data |
$this->_append( $header. $data. |
$unknown1. $options. |
$unknown2. $url_len. $url); |
return($str_error); |
} |
/** |
* Used to write internal reference hyperlinks such as "Sheet1!A1". |
* |
* @access private |
* @see writeUrl() |
* @param integer $row1 Start row |
* @param integer $col1 Start column |
* @param integer $row2 End row |
* @param integer $col2 End column |
* @param string $url URL string |
* @param string $str Alternative label |
* @param mixed $format The cell format |
* @return integer |
*/ |
function _writeUrlInternal($row1, $col1, $row2, $col2, $url, $str, $format = 0) |
{ |
$record = 0x01B8; // Record identifier |
$length = 0x00000; // Bytes to follow |
if ($format == 0) { |
$format = $this->_url_format; |
} |
// Strip URL type |
$url = preg_replace('s[^internal:]', '', $url); |
// Write the visible label |
if ($str == '') { |
$str = $url; |
} |
$str_error = $this->writeString($row1, $col1, $str, $format); |
if (($str_error == -2) or ($str_error == -3)) { |
return $str_error; |
} |
// Pack the undocumented parts of the hyperlink stream |
$unknown1 = pack("H*", "D0C9EA79F9BACE118C8200AA004BA90B02000000"); |
// Pack the option flags |
$options = pack("V", 0x08); |
// Convert the URL type and to a null terminated wchar string |
$url = join("\0", preg_split("''", $url, -1, PREG_SPLIT_NO_EMPTY)); |
$url = $url . "\0\0\0"; |
// Pack the length of the URL as chars (not wchars) |
$url_len = pack("V", floor(strlen($url)/2)); |
// Calculate the data length |
$length = 0x24 + strlen($url); |
// Pack the header data |
$header = pack("vv", $record, $length); |
$data = pack("vvvv", $row1, $row2, $col1, $col2); |
// Write the packed data |
$this->_append($header. $data. |
$unknown1. $options. |
$url_len. $url); |
return($str_error); |
} |
/** |
* Write links to external directory names such as 'c:\foo.xls', |
* c:\foo.xls#Sheet1!A1', '../../foo.xls'. and '../../foo.xls#Sheet1!A1'. |
* |
* Note: Excel writes some relative links with the $dir_long string. We ignore |
* these cases for the sake of simpler code. |
* |
* @access private |
* @see writeUrl() |
* @param integer $row1 Start row |
* @param integer $col1 Start column |
* @param integer $row2 End row |
* @param integer $col2 End column |
* @param string $url URL string |
* @param string $str Alternative label |
* @param mixed $format The cell format |
* @return integer |
*/ |
function _writeUrlExternal($row1, $col1, $row2, $col2, $url, $str, $format = 0) |
{ |
// Network drives are different. We will handle them separately |
// MS/Novell network drives and shares start with \\ |
if (preg_match('[^external:\\\\]', $url)) { |
return; //($this->_writeUrlExternal_net($row1, $col1, $row2, $col2, $url, $str, $format)); |
} |
$record = 0x01B8; // Record identifier |
$length = 0x00000; // Bytes to follow |
if ($format == 0) { |
$format = $this->_url_format; |
} |
// Strip URL type and change Unix dir separator to Dos style (if needed) |
// |
$url = preg_replace('[^external:]', '', $url); |
$url = preg_replace('[/]', "\\", $url); |
// Write the visible label |
if ($str == '') { |
$str = preg_replace('[\#]', ' - ', $url); |
} |
$str_error = $this->writeString($row1, $col1, $str, $format); |
if (($str_error == -2) or ($str_error == -3)) { |
return $str_error; |
} |
// Determine if the link is relative or absolute: |
// relative if link contains no dir separator, "somefile.xls" |
// relative if link starts with up-dir, "..\..\somefile.xls" |
// otherwise, absolute |
$absolute = 0x02; // Bit mask |
if (!preg_match('[\\]', $url)) { |
$absolute = 0x00; |
} |
if (preg_match('[^\.\.\\]', $url)) { |
$absolute = 0x00; |
} |
// Determine if the link contains a sheet reference and change some of the |
// parameters accordingly. |
// Split the dir name and sheet name (if it exists) |
list($dir_long , $sheet) = split('/\#/', $url); |
$link_type = 0x01 | $absolute; |
if (isset($sheet)) { |
$link_type |= 0x08; |
$sheet_len = pack("V", strlen($sheet) + 0x01); |
$sheet = join("\0", split('', $sheet)); |
$sheet .= "\0\0\0"; |
} |
else { |
$sheet_len = ''; |
$sheet = ''; |
} |
// Pack the link type |
$link_type = pack("V", $link_type); |
// Calculate the up-level dir count e.g.. (..\..\..\ == 3) |
$up_count = preg_match_all("/\.\.\\/", $dir_long, $useless); |
$up_count = pack("v", $up_count); |
// Store the short dos dir name (null terminated) |
$dir_short = preg_replace('/\.\.\\/', '', $dir_long) . "\0"; |
// Store the long dir name as a wchar string (non-null terminated) |
$dir_long = join("\0", split('', $dir_long)); |
$dir_long = $dir_long . "\0"; |
// Pack the lengths of the dir strings |
$dir_short_len = pack("V", strlen($dir_short) ); |
$dir_long_len = pack("V", strlen($dir_long) ); |
$stream_len = pack("V", strlen($dir_long) + 0x06); |
// Pack the undocumented parts of the hyperlink stream |
$unknown1 = pack("H*",'D0C9EA79F9BACE118C8200AA004BA90B02000000' ); |
$unknown2 = pack("H*",'0303000000000000C000000000000046' ); |
$unknown3 = pack("H*",'FFFFADDE000000000000000000000000000000000000000'); |
$unknown4 = pack("v", 0x03 ); |
// Pack the main data stream |
$data = pack("vvvv", $row1, $row2, $col1, $col2) . |
$unknown1 . |
$link_type . |
$unknown2 . |
$up_count . |
$dir_short_len. |
$dir_short . |
$unknown3 . |
$stream_len . |
$dir_long_len . |
$unknown4 . |
$dir_long . |
$sheet_len . |
$sheet ; |
// Pack the header data |
$length = strlen($data); |
$header = pack("vv", $record, $length); |
// Write the packed data |
$this->_append($header. $data); |
return($str_error); |
} |
/** |
* This method is used to set the height and format for a row. |
* |
* @access public |
* @param integer $row The row to set |
* @param integer $height Height we are giving to the row. |
* Use NULL to set XF without setting height |
* @param mixed $format XF format we are giving to the row |
*/ |
function setRow($row, $height, $format = 0) |
{ |
$record = 0x0208; // Record identifier |
$length = 0x0010; // Number of bytes to follow |
$colMic = 0x0000; // First defined column |
$colMac = 0x0000; // Last defined column |
$irwMac = 0x0000; // Used by Excel to optimise loading |
$reserved = 0x0000; // Reserved |
$grbit = 0x01C0; // Option flags. (monkey) see $1 do |
$ixfe = $this->_XF($format); // XF index |
// Use setRow($row, NULL, $XF) to set XF format without setting height |
if ($height != NULL) { |
$miyRw = $height * 20; // row height |
} |
else { |
$miyRw = 0xff; // default row height is 256 |
} |
$header = pack("vv", $record, $length); |
$data = pack("vvvvvvvv", $row, $colMic, $colMac, $miyRw, |
$irwMac,$reserved, $grbit, $ixfe); |
$this->_append($header.$data); |
} |
/** |
* Writes Excel DIMENSIONS to define the area in which there is data. |
* |
* @access private |
*/ |
function storeDimensions() |
{ |
$record = 0x0000; // Record identifier |
$length = 0x000A; // Number of bytes to follow |
$row_min = $this->_dim_rowmin; // First row |
$row_max = $this->_dim_rowmax; // Last row plus 1 |
$col_min = $this->_dim_colmin; // First column |
$col_max = $this->_dim_colmax; // Last column plus 1 |
$reserved = 0x0000; // Reserved by Excel |
$header = pack("vv", $record, $length); |
$data = pack("vvvvv", $row_min, $row_max, |
$col_min, $col_max, $reserved); |
$this->_prepend($header.$data); |
} |
/** |
* Write BIFF record Window2. |
* |
* @access private |
*/ |
function _storeWindow2() |
{ |
$record = 0x023E; // Record identifier |
$length = 0x000A; // Number of bytes to follow |
$grbit = 0x00B6; // Option flags |
$rwTop = 0x0000; // Top row visible in window |
$colLeft = 0x0000; // Leftmost column visible in window |
$rgbHdr = 0x00000000; // Row/column heading and gridline color |
// The options flags that comprise $grbit |
$fDspFmla = 0; // 0 - bit |
$fDspGrid = 1; // 1 |
$fDspRwCol = 1; // 2 |
$fFrozen = $this->_frozen; // 3 |
$fDspZeros = 1; // 4 |
$fDefaultHdr = 1; // 5 |
$fArabic = 0; // 6 |
$fDspGuts = 1; // 7 |
$fFrozenNoSplit = 0; // 0 - bit |
$fSelected = $this->selected; // 1 |
$fPaged = 1; // 2 |
$grbit = $fDspFmla; |
$grbit |= $fDspGrid << 1; |
$grbit |= $fDspRwCol << 2; |
$grbit |= $fFrozen << 3; |
$grbit |= $fDspZeros << 4; |
$grbit |= $fDefaultHdr << 5; |
$grbit |= $fArabic << 6; |
$grbit |= $fDspGuts << 7; |
$grbit |= $fFrozenNoSplit << 8; |
$grbit |= $fSelected << 9; |
$grbit |= $fPaged << 10; |
$header = pack("vv", $record, $length); |
$data = pack("vvvV", $grbit, $rwTop, $colLeft, $rgbHdr); |
$this->_append($header.$data); |
} |
/** |
* Write BIFF record DEFCOLWIDTH if COLINFO records are in use. |
* |
* @access private |
*/ |
function _storeDefcol() |
{ |
$record = 0x0055; // Record identifier |
$length = 0x0002; // Number of bytes to follow |
$colwidth = 0x0008; // Default column width |
$header = pack("vv", $record, $length); |
$data = pack("v", $colwidth); |
$this->_prepend($header.$data); |
} |
/** |
* Write BIFF record COLINFO to define column widths |
* |
* Note: The SDK says the record length is 0x0B but Excel writes a 0x0C |
* length record. |
* |
* @access private |
* @param array $col_array This is the only parameter received and is composed of the following: |
* 0 => First formatted column, |
* 1 => Last formatted column, |
* 2 => Col width (8.43 is Excel default), |
* 3 => The optional XF format of the column, |
* 4 => Option flags. |
*/ |
function _storeColinfo($col_array) |
{ |
if (isset($col_array[0])) { |
$colFirst = $col_array[0]; |
} |
if (isset($col_array[1])) { |
$colLast = $col_array[1]; |
} |
if (isset($col_array[2])) { |
$coldx = $col_array[2]; |
} |
else { |
$coldx = 8.43; |
} |
if (isset($col_array[3])) { |
$format = $col_array[3]; |
} |
else { |
$format = 0; |
} |
if (isset($col_array[4])) { |
$grbit = $col_array[4]; |
} |
else { |
$grbit = 0; |
} |
$record = 0x007D; // Record identifier |
$length = 0x000B; // Number of bytes to follow |
$coldx += 0.72; // Fudge. Excel subtracts 0.72 !? |
$coldx *= 256; // Convert to units of 1/256 of a char |
$ixfe = $this->_XF($format); |
$reserved = 0x00; // Reserved |
$header = pack("vv", $record, $length); |
$data = pack("vvvvvC", $colFirst, $colLast, $coldx, |
$ixfe, $grbit, $reserved); |
$this->_prepend($header.$data); |
} |
/** |
* Write BIFF record SELECTION. |
* |
* @access private |
* @param array $array array containing ($rwFirst,$colFirst,$rwLast,$colLast) |
* @see setSelection() |
*/ |
function _storeSelection($array) |
{ |
list($rwFirst,$colFirst,$rwLast,$colLast) = $array; |
$record = 0x001D; // Record identifier |
$length = 0x000F; // Number of bytes to follow |
$pnn = $this->_active_pane; // Pane position |
$rwAct = $rwFirst; // Active row |
$colAct = $colFirst; // Active column |
$irefAct = 0; // Active cell ref |
$cref = 1; // Number of refs |
if (!isset($rwLast)) { |
$rwLast = $rwFirst; // Last row in reference |
} |
if (!isset($colLast)) { |
$colLast = $colFirst; // Last col in reference |
} |
// Swap last row/col for first row/col as necessary |
if ($rwFirst > $rwLast) |
{ |
list($rwFirst, $rwLast) = array($rwLast, $rwFirst); |
} |
if ($colFirst > $colLast) |
{ |
list($colFirst, $colLast) = array($colLast, $colFirst); |
} |
$header = pack("vv", $record, $length); |
$data = pack("CvvvvvvCC", $pnn, $rwAct, $colAct, |
$irefAct, $cref, |
$rwFirst, $rwLast, |
$colFirst, $colLast); |
$this->_append($header.$data); |
} |
/** |
* Write BIFF record EXTERNCOUNT to indicate the number of external sheet |
* references in a worksheet. |
* |
* Excel only stores references to external sheets that are used in formulas. |
* For simplicity we store references to all the sheets in the workbook |
* regardless of whether they are used or not. This reduces the overall |
* complexity and eliminates the need for a two way dialogue between the formula |
* parser the worksheet objects. |
* |
* @access private |
* @param integer $count The number of external sheet references in this worksheet |
*/ |
function _storeExterncount($count) |
{ |
$record = 0x0016; // Record identifier |
$length = 0x0002; // Number of bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("v", $count); |
$this->_prepend($header.$data); |
} |
/** |
* Writes the Excel BIFF EXTERNSHEET record. These references are used by |
* formulas. A formula references a sheet name via an index. Since we store a |
* reference to all of the external worksheets the EXTERNSHEET index is the same |
* as the worksheet index. |
* |
* @access private |
* @param string $sheetname The name of a external worksheet |
*/ |
function _storeExternsheet($sheetname) |
{ |
$record = 0x0017; // Record identifier |
// References to the current sheet are encoded differently to references to |
// external sheets. |
// |
if ($this->name == $sheetname) { |
$sheetname = ''; |
$length = 0x02; // The following 2 bytes |
$cch = 1; // The following byte |
$rgch = 0x02; // Self reference |
} |
else { |
$length = 0x02 + strlen($sheetname); |
$cch = strlen($sheetname); |
$rgch = 0x03; // Reference to a sheet in the current workbook |
} |
$header = pack("vv", $record, $length); |
$data = pack("CC", $cch, $rgch); |
$this->_prepend($header.$data.$sheetname); |
} |
/** |
* Writes the Excel BIFF PANE record. |
* The panes can either be frozen or thawed (unfrozen). |
* Frozen panes are specified in terms of an integer number of rows and columns. |
* Thawed panes are specified in terms of Excel's units for rows and columns. |
* |
* @access private |
* @param array $panes This is the only parameter received and is composed of the following: |
* 0 => Vertical split position, |
* 1 => Horizontal split position |
* 2 => Top row visible |
* 3 => Leftmost column visible |
* 4 => Active pane |
*/ |
function _storePanes($panes) |
{ |
$y = $panes[0]; |
$x = $panes[1]; |
$rwTop = $panes[2]; |
$colLeft = $panes[3]; |
if (count($panes) > 4) { // if Active pane was received |
$pnnAct = $panes[4]; |
} |
else { |
$pnnAct = NULL; |
} |
$record = 0x0041; // Record identifier |
$length = 0x000A; // Number of bytes to follow |
// Code specific to frozen or thawed panes. |
if ($this->_frozen) |
{ |
// Set default values for $rwTop and $colLeft |
if (!isset($rwTop)) { |
$rwTop = $y; |
} |
if (!isset($colLeft)) { |
$colLeft = $x; |
} |
} |
else |
{ |
// Set default values for $rwTop and $colLeft |
if (!isset($rwTop)) { |
$rwTop = 0; |
} |
if (!isset($colLeft)) { |
$colLeft = 0; |
} |
// Convert Excel's row and column units to the internal units. |
// The default row height is 12.75 |
// The default column width is 8.43 |
// The following slope and intersection values were interpolated. |
// |
$y = 20*$y + 255; |
$x = 113.879*$x + 390; |
} |
// Determine which pane should be active. There is also the undocumented |
// option to override this should it be necessary: may be removed later. |
// |
if (!isset($pnnAct)) |
{ |
if ($x != 0 and $y != 0) |
$pnnAct = 0; // Bottom right |
if ($x != 0 and $y == 0) |
$pnnAct = 1; // Top right |
if ($x == 0 and $y != 0) |
$pnnAct = 2; // Bottom left |
if ($x == 0 and $y == 0) |
$pnnAct = 3; // Top left |
} |
$this->_active_pane = $pnnAct; // Used in _storeSelection |
$header = pack("vv", $record, $length); |
$data = pack("vvvvv", $x, $y, $rwTop, $colLeft, $pnnAct); |
$this->_append($header.$data); |
} |
/** |
* Store the page setup SETUP BIFF record. |
* |
* @access private |
*/ |
function _storeSetup() |
{ |
$record = 0x00A1; // Record identifier |
$length = 0x0022; // Number of bytes to follow |
$iPaperSize = $this->_paper_size; // Paper size |
$iScale = $this->_print_scale; // Print scaling factor |
$iPageStart = 0x01; // Starting page number |
$iFitWidth = $this->_fit_width; // Fit to number of pages wide |
$iFitHeight = $this->_fit_height; // Fit to number of pages high |
$grbit = 0x00; // Option flags |
$iRes = 0x0258; // Print resolution |
$iVRes = 0x0258; // Vertical print resolution |
$numHdr = $this->_margin_head; // Header Margin |
$numFtr = $this->_margin_foot; // Footer Margin |
$iCopies = 0x01; // Number of copies |
$fLeftToRight = 0x0; // Print over then down |
$fLandscape = $this->_orientation; // Page orientation |
$fNoPls = 0x0; // Setup not read from printer |
$fNoColor = 0x0; // Print black and white |
$fDraft = 0x0; // Print draft quality |
$fNotes = 0x0; // Print notes |
$fNoOrient = 0x0; // Orientation not set |
$fUsePage = 0x0; // Use custom starting page |
$grbit = $fLeftToRight; |
$grbit |= $fLandscape << 1; |
$grbit |= $fNoPls << 2; |
$grbit |= $fNoColor << 3; |
$grbit |= $fDraft << 4; |
$grbit |= $fNotes << 5; |
$grbit |= $fNoOrient << 6; |
$grbit |= $fUsePage << 7; |
$numHdr = pack("d", $numHdr); |
$numFtr = pack("d", $numFtr); |
if ($this->_byte_order) // if it's Big Endian |
{ |
$numHdr = strrev($numHdr); |
$numFtr = strrev($numFtr); |
} |
$header = pack("vv", $record, $length); |
$data1 = pack("vvvvvvvv", $iPaperSize, |
$iScale, |
$iPageStart, |
$iFitWidth, |
$iFitHeight, |
$grbit, |
$iRes, |
$iVRes); |
$data2 = $numHdr.$numFtr; |
$data3 = pack("v", $iCopies); |
$this->_prepend($header.$data1.$data2.$data3); |
} |
/** |
* Store the header caption BIFF record. |
* |
* @access private |
*/ |
function _storeHeader() |
{ |
$record = 0x0014; // Record identifier |
$str = $this->_header; // header string |
$cch = strlen($str); // Length of header string |
$length = 1 + $cch; // Bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("C", $cch); |
$this->_append($header.$data.$str); |
} |
/** |
* Store the footer caption BIFF record. |
* |
* @access private |
*/ |
function _storeFooter() |
{ |
$record = 0x0015; // Record identifier |
$str = $this->_footer; // Footer string |
$cch = strlen($str); // Length of footer string |
$length = 1 + $cch; // Bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("C", $cch); |
$this->_append($header.$data.$str); |
} |
/** |
* Store the horizontal centering HCENTER BIFF record. |
* |
* @access private |
*/ |
function _storeHcenter() |
{ |
$record = 0x0083; // Record identifier |
$length = 0x0002; // Bytes to follow |
$fHCenter = $this->_hcenter; // Horizontal centering |
$header = pack("vv", $record, $length); |
$data = pack("v", $fHCenter); |
$this->_append($header.$data); |
} |
/** |
* Store the vertical centering VCENTER BIFF record. |
* |
* @access private |
*/ |
function _storeVcenter() |
{ |
$record = 0x0084; // Record identifier |
$length = 0x0002; // Bytes to follow |
$fVCenter = $this->_vcenter; // Horizontal centering |
$header = pack("vv", $record, $length); |
$data = pack("v", $fVCenter); |
$this->_append($header.$data); |
} |
/** |
* Store the LEFTMARGIN BIFF record. |
* |
* @access private |
*/ |
function _storeMarginLeft() |
{ |
$record = 0x0026; // Record identifier |
$length = 0x0008; // Bytes to follow |
$margin = $this->_margin_left; // Margin in inches |
$header = pack("vv", $record, $length); |
$data = pack("d", $margin); |
if ($this->_byte_order) // if it's Big Endian |
{ |
$data = strrev($data); |
} |
$this->_append($header.$data); |
} |
/** |
* Store the RIGHTMARGIN BIFF record. |
* |
* @access private |
*/ |
function _storeMarginRight() |
{ |
$record = 0x0027; // Record identifier |
$length = 0x0008; // Bytes to follow |
$margin = $this->_margin_right; // Margin in inches |
$header = pack("vv", $record, $length); |
$data = pack("d", $margin); |
if ($this->_byte_order) // if it's Big Endian |
{ |
$data = strrev($data); |
} |
$this->_append($header.$data); |
} |
/** |
* Store the TOPMARGIN BIFF record. |
* |
* @access private |
*/ |
function _storeMarginTop() |
{ |
$record = 0x0028; // Record identifier |
$length = 0x0008; // Bytes to follow |
$margin = $this->_margin_top; // Margin in inches |
$header = pack("vv", $record, $length); |
$data = pack("d", $margin); |
if ($this->_byte_order) // if it's Big Endian |
{ |
$data = strrev($data); |
} |
$this->_append($header.$data); |
} |
/** |
* Store the BOTTOMMARGIN BIFF record. |
* |
* @access private |
*/ |
function _storeMarginBottom() |
{ |
$record = 0x0029; // Record identifier |
$length = 0x0008; // Bytes to follow |
$margin = $this->_margin_bottom; // Margin in inches |
$header = pack("vv", $record, $length); |
$data = pack("d", $margin); |
if ($this->_byte_order) // if it's Big Endian |
{ |
$data = strrev($data); |
} |
$this->_append($header.$data); |
} |
/** |
* Merges the area given by its arguments. |
* This is an Excel97/2000 method. It is required to perform more complicated |
* merging than the normal setAlign('merge'). |
* |
* @access public |
* @param integer $first_row First row of the area to merge |
* @param integer $first_col First column of the area to merge |
* @param integer $last_row Last row of the area to merge |
* @param integer $last_col Last column of the area to merge |
*/ |
function mergeCells($first_row, $first_col, $last_row, $last_col) |
{ |
$record = 0x00E5; // Record identifier |
$length = 0x000A; // Bytes to follow |
$cref = 1; // Number of refs |
// Swap last row/col for first row/col as necessary |
if ($first_row > $last_row) { |
list($first_row, $last_row) = array($last_row, $first_row); |
} |
if ($first_col > $last_col) { |
list($first_col, $last_col) = array($last_col, $first_col); |
} |
$header = pack("vv", $record, $length); |
$data = pack("vvvvv", $cref, $first_row, $last_row, |
$first_col, $last_col); |
$this->_append($header.$data); |
} |
/** |
* Write the PRINTHEADERS BIFF record. |
* |
* @access private |
*/ |
function _storePrintHeaders() |
{ |
$record = 0x002a; // Record identifier |
$length = 0x0002; // Bytes to follow |
$fPrintRwCol = $this->_print_headers; // Boolean flag |
$header = pack("vv", $record, $length); |
$data = pack("v", $fPrintRwCol); |
$this->_prepend($header.$data); |
} |
/** |
* Write the PRINTGRIDLINES BIFF record. Must be used in conjunction with the |
* GRIDSET record. |
* |
* @access private |
*/ |
function _storePrintGridlines() |
{ |
$record = 0x002b; // Record identifier |
$length = 0x0002; // Bytes to follow |
$fPrintGrid = $this->_print_gridlines; // Boolean flag |
$header = pack("vv", $record, $length); |
$data = pack("v", $fPrintGrid); |
$this->_prepend($header.$data); |
} |
/** |
* Write the GRIDSET BIFF record. Must be used in conjunction with the |
* PRINTGRIDLINES record. |
* |
* @access private |
*/ |
function _storeGridset() |
{ |
$record = 0x0082; // Record identifier |
$length = 0x0002; // Bytes to follow |
$fGridSet = !($this->_print_gridlines); // Boolean flag |
$header = pack("vv", $record, $length); |
$data = pack("v", $fGridSet); |
$this->_prepend($header.$data); |
} |
/** |
* Write the WSBOOL BIFF record, mainly for fit-to-page. Used in conjunction |
* with the SETUP record. |
* |
* @access private |
*/ |
function _storeWsbool() |
{ |
$record = 0x0081; // Record identifier |
$length = 0x0002; // Bytes to follow |
// The only option that is of interest is the flag for fit to page. So we |
// set all the options in one go. |
// |
if ($this->_fit_page) { |
$grbit = 0x05c1; |
} |
else { |
$grbit = 0x04c1; |
} |
$header = pack("vv", $record, $length); |
$data = pack("v", $grbit); |
$this->_prepend($header.$data); |
} |
/** |
* Write the HORIZONTALPAGEBREAKS BIFF record. |
* |
* @access private |
*/ |
function _storeHbreak() |
{ |
// Return if the user hasn't specified pagebreaks |
if (empty($this->_hbreaks)) { |
return; |
} |
// Sort and filter array of page breaks |
$breaks = $this->_hbreaks; |
sort($breaks,SORT_NUMERIC); |
if ($breaks[0] == 0) { // don't use first break if it's 0 |
array_shift($breaks); |
} |
$record = 0x001b; // Record identifier |
$cbrk = count($breaks); // Number of page breaks |
$length = ($cbrk + 1) * 2; // Bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("v", $cbrk); |
// Append each page break |
foreach($breaks as $break) { |
$data .= pack("v", $break); |
} |
$this->_prepend($header.$data); |
} |
/** |
* Write the VERTICALPAGEBREAKS BIFF record. |
* |
* @access private |
*/ |
function _storeVbreak() |
{ |
// Return if the user hasn't specified pagebreaks |
if (empty($this->_vbreaks)) { |
return; |
} |
// 1000 vertical pagebreaks appears to be an internal Excel 5 limit. |
// It is slightly higher in Excel 97/200, approx. 1026 |
$breaks = array_slice($this->_vbreaks,0,1000); |
// Sort and filter array of page breaks |
sort($breaks,SORT_NUMERIC); |
if ($breaks[0] == 0) { // don't use first break if it's 0 |
array_shift($breaks); |
} |
$record = 0x001a; // Record identifier |
$cbrk = count($breaks); // Number of page breaks |
$length = ($cbrk + 1) * 2; // Bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("v", $cbrk); |
// Append each page break |
foreach ($breaks as $break) { |
$data .= pack("v", $break); |
} |
$this->_prepend($header.$data); |
} |
/** |
* Set the Biff PROTECT record to indicate that the worksheet is protected. |
* |
* @access private |
*/ |
function _storeProtect() |
{ |
// Exit unless sheet protection has been specified |
if ($this->_protect == 0) { |
return; |
} |
$record = 0x0012; // Record identifier |
$length = 0x0002; // Bytes to follow |
$fLock = $this->_protect; // Worksheet is protected |
$header = pack("vv", $record, $length); |
$data = pack("v", $fLock); |
$this->_prepend($header.$data); |
} |
/** |
* Write the worksheet PASSWORD record. |
* |
* @access private |
*/ |
function _storePassword() |
{ |
// Exit unless sheet protection and password have been specified |
if (($this->_protect == 0) or (!isset($this->_password))) { |
return; |
} |
$record = 0x0013; // Record identifier |
$length = 0x0002; // Bytes to follow |
$wPassword = $this->_password; // Encoded password |
$header = pack("vv", $record, $length); |
$data = pack("v", $wPassword); |
$this->_prepend($header.$data); |
} |
/** |
* Insert a 24bit bitmap image in a worksheet. |
* |
* @access public |
* @param integer $row The row we are going to insert the bitmap into |
* @param integer $col The column we are going to insert the bitmap into |
* @param string $bitmap The bitmap filename |
* @param integer $x The horizontal position (offset) of the image inside the cell. |
* @param integer $y The vertical position (offset) of the image inside the cell. |
* @param integer $scale_x The horizontal scale |
* @param integer $scale_y The vertical scale |
*/ |
function insertBitmap($row, $col, $bitmap, $x = 0, $y = 0, $scale_x = 1, $scale_y = 1) |
{ |
$bitmap_array = $this->_processBitmap($bitmap); |
if ($this->isError($bitmap_array)) |
{ |
$this->writeString($row, $col, $bitmap_array->getMessage()); |
return; |
} |
list($width, $height, $size, $data) = $bitmap_array; //$this->_processBitmap($bitmap); |
// Scale the frame of the image. |
$width *= $scale_x; |
$height *= $scale_y; |
// Calculate the vertices of the image and write the OBJ record |
$this->_positionImage($col, $row, $x, $y, $width, $height); |
// Write the IMDATA record to store the bitmap data |
$record = 0x007f; |
$length = 8 + $size; |
$cf = 0x09; |
$env = 0x01; |
$lcb = $size; |
$header = pack("vvvvV", $record, $length, $cf, $env, $lcb); |
$this->_append($header.$data); |
} |
/** |
* Calculate the vertices that define the position of the image as required by |
* the OBJ record. |
* |
* +------------+------------+ |
* | A | B | |
* +-----+------------+------------+ |
* | |(x1,y1) | | |
* | 1 |(A1)._______|______ | |
* | | | | | |
* | | | | | |
* +-----+----| BITMAP |-----+ |
* | | | | | |
* | 2 | |______________. | |
* | | | (B2)| |
* | | | (x2,y2)| |
* +---- +------------+------------+ |
* |
* Example of a bitmap that covers some of the area from cell A1 to cell B2. |
* |
* Based on the width and height of the bitmap we need to calculate 8 vars: |
* $col_start, $row_start, $col_end, $row_end, $x1, $y1, $x2, $y2. |
* The width and height of the cells are also variable and have to be taken into |
* account. |
* The values of $col_start and $row_start are passed in from the calling |
* function. The values of $col_end and $row_end are calculated by subtracting |
* the width and height of the bitmap from the width and height of the |
* underlying cells. |
* The vertices are expressed as a percentage of the underlying cell width as |
* follows (rhs values are in pixels): |
* |
* x1 = X / W *1024 |
* y1 = Y / H *256 |
* x2 = (X-1) / W *1024 |
* y2 = (Y-1) / H *256 |
* |
* Where: X is distance from the left side of the underlying cell |
* Y is distance from the top of the underlying cell |
* W is the width of the cell |
* H is the height of the cell |
* |
* @access private |
* @note the SDK incorrectly states that the height should be expressed as a |
* percentage of 1024. |
* @param integer $col_start Col containing upper left corner of object |
* @param integer $row_start Row containing top left corner of object |
* @param integer $x1 Distance to left side of object |
* @param integer $y1 Distance to top of object |
* @param integer $width Width of image frame |
* @param integer $height Height of image frame |
*/ |
function _positionImage($col_start, $row_start, $x1, $y1, $width, $height) |
{ |
// Initialise end cell to the same as the start cell |
$col_end = $col_start; // Col containing lower right corner of object |
$row_end = $row_start; // Row containing bottom right corner of object |
// Zero the specified offset if greater than the cell dimensions |
if ($x1 >= $this->_sizeCol($col_start)) |
{ |
$x1 = 0; |
} |
if ($y1 >= $this->_sizeRow($row_start)) |
{ |
$y1 = 0; |
} |
$width = $width + $x1 -1; |
$height = $height + $y1 -1; |
// Subtract the underlying cell widths to find the end cell of the image |
while ($width >= $this->_sizeCol($col_end)) { |
$width -= $this->_sizeCol($col_end); |
$col_end++; |
} |
// Subtract the underlying cell heights to find the end cell of the image |
while ($height >= $this->_sizeRow($row_end)) { |
$height -= $this->_sizeRow($row_end); |
$row_end++; |
} |
// Bitmap isn't allowed to start or finish in a hidden cell, i.e. a cell |
// with zero eight or width. |
// |
if ($this->_sizeCol($col_start) == 0) |
return; |
if ($this->_sizeCol($col_end) == 0) |
return; |
if ($this->_sizeRow($row_start) == 0) |
return; |
if ($this->_sizeRow($row_end) == 0) |
return; |
// Convert the pixel values to the percentage value expected by Excel |
$x1 = $x1 / $this->_sizeCol($col_start) * 1024; |
$y1 = $y1 / $this->_sizeRow($row_start) * 256; |
$x2 = $width / $this->_sizeCol($col_end) * 1024; // Distance to right side of object |
$y2 = $height / $this->_sizeRow($row_end) * 256; // Distance to bottom of object |
$this->_storeObjPicture( $col_start, $x1, |
$row_start, $y1, |
$col_end, $x2, |
$row_end, $y2 |
); |
} |
/** |
* Convert the width of a cell from user's units to pixels. By interpolation |
* the relationship is: y = 7x +5. If the width hasn't been set by the user we |
* use the default value. If the col is hidden we use a value of zero. |
* |
* @access private |
* @param integer $col The column |
* @return integer The width in pixels |
*/ |
function _sizeCol($col) |
{ |
// Look up the cell value to see if it has been changed |
if (isset($this->col_sizes[$col])) { |
if ($this->col_sizes[$col] == 0) { |
return(0); |
} |
else { |
return(floor(7 * $this->col_sizes[$col] + 5)); |
} |
} |
else { |
return(64); |
} |
} |
/** |
* Convert the height of a cell from user's units to pixels. By interpolation |
* the relationship is: y = 4/3x. If the height hasn't been set by the user we |
* use the default value. If the row is hidden we use a value of zero. (Not |
* possible to hide row yet). |
* |
* @access private |
* @param integer $row The row |
* @return integer The width in pixels |
*/ |
function _sizeRow($row) |
{ |
// Look up the cell value to see if it has been changed |
if (isset($this->row_sizes[$row])) { |
if ($this->row_sizes[$row] == 0) { |
return(0); |
} |
else { |
return(floor(4/3 * $this->row_sizes[$row])); |
} |
} |
else { |
return(17); |
} |
} |
/** |
* Store the OBJ record that precedes an IMDATA record. This could be generalise |
* to support other Excel objects. |
* |
* @access private |
* @param integer $colL Column containing upper left corner of object |
* @param integer $dxL Distance from left side of cell |
* @param integer $rwT Row containing top left corner of object |
* @param integer $dyT Distance from top of cell |
* @param integer $colR Column containing lower right corner of object |
* @param integer $dxR Distance from right of cell |
* @param integer $rwB Row containing bottom right corner of object |
* @param integer $dyB Distance from bottom of cell |
*/ |
function _storeObjPicture($colL,$dxL,$rwT,$dyT,$colR,$dxR,$rwB,$dyB) |
{ |
$record = 0x005d; // Record identifier |
$length = 0x003c; // Bytes to follow |
$cObj = 0x0001; // Count of objects in file (set to 1) |
$OT = 0x0008; // Object type. 8 = Picture |
$id = 0x0001; // Object ID |
$grbit = 0x0614; // Option flags |
$cbMacro = 0x0000; // Length of FMLA structure |
$Reserved1 = 0x0000; // Reserved |
$Reserved2 = 0x0000; // Reserved |
$icvBack = 0x09; // Background colour |
$icvFore = 0x09; // Foreground colour |
$fls = 0x00; // Fill pattern |
$fAuto = 0x00; // Automatic fill |
$icv = 0x08; // Line colour |
$lns = 0xff; // Line style |
$lnw = 0x01; // Line weight |
$fAutoB = 0x00; // Automatic border |
$frs = 0x0000; // Frame style |
$cf = 0x0009; // Image format, 9 = bitmap |
$Reserved3 = 0x0000; // Reserved |
$cbPictFmla = 0x0000; // Length of FMLA structure |
$Reserved4 = 0x0000; // Reserved |
$grbit2 = 0x0001; // Option flags |
$Reserved5 = 0x0000; // Reserved |
$header = pack("vv", $record, $length); |
$data = pack("V", $cObj); |
$data .= pack("v", $OT); |
$data .= pack("v", $id); |
$data .= pack("v", $grbit); |
$data .= pack("v", $colL); |
$data .= pack("v", $dxL); |
$data .= pack("v", $rwT); |
$data .= pack("v", $dyT); |
$data .= pack("v", $colR); |
$data .= pack("v", $dxR); |
$data .= pack("v", $rwB); |
$data .= pack("v", $dyB); |
$data .= pack("v", $cbMacro); |
$data .= pack("V", $Reserved1); |
$data .= pack("v", $Reserved2); |
$data .= pack("C", $icvBack); |
$data .= pack("C", $icvFore); |
$data .= pack("C", $fls); |
$data .= pack("C", $fAuto); |
$data .= pack("C", $icv); |
$data .= pack("C", $lns); |
$data .= pack("C", $lnw); |
$data .= pack("C", $fAutoB); |
$data .= pack("v", $frs); |
$data .= pack("V", $cf); |
$data .= pack("v", $Reserved3); |
$data .= pack("v", $cbPictFmla); |
$data .= pack("v", $Reserved4); |
$data .= pack("v", $grbit2); |
$data .= pack("V", $Reserved5); |
$this->_append($header.$data); |
} |
/** |
* Convert a 24 bit bitmap into the modified internal format used by Windows. |
* This is described in BITMAPCOREHEADER and BITMAPCOREINFO structures in the |
* MSDN library. |
* |
* @access private |
* @param string $bitmap The bitmap to process |
* @return array Array with data and properties of the bitmap |
*/ |
function _processBitmap($bitmap) |
{ |
// Open file. |
$bmp_fd = @fopen($bitmap,"rb"); |
if (!$bmp_fd) { |
return($this->raiseError("Couldn't import $bitmap")); |
} |
// Slurp the file into a string. |
$data = fread($bmp_fd, filesize($bitmap)); |
// Check that the file is big enough to be a bitmap. |
if (strlen($data) <= 0x36) { |
return($this->raiseError("$bitmap doesn't contain enough data.\n")); |
} |
// The first 2 bytes are used to identify the bitmap. |
$identity = unpack("A2", $data); |
if ($identity[''] != "BM") { |
return($this->raiseError("$bitmap doesn't appear to be a valid bitmap image.\n")); |
} |
// Remove bitmap data: ID. |
$data = substr($data, 2); |
// Read and remove the bitmap size. This is more reliable than reading |
// the data size at offset 0x22. |
// |
$size_array = unpack("V", substr($data, 0, 4)); |
$size = $size_array['']; |
$data = substr($data, 4); |
$size -= 0x36; // Subtract size of bitmap header. |
$size += 0x0C; // Add size of BIFF header. |
// Remove bitmap data: reserved, offset, header length. |
$data = substr($data, 12); |
// Read and remove the bitmap width and height. Verify the sizes. |
$width_and_height = unpack("V2", substr($data, 0, 8)); |
$width = $width_and_height[1]; |
$height = $width_and_height[2]; |
$data = substr($data, 8); |
if ($width > 0xFFFF) { |
return($this->raiseError("$bitmap: largest image width supported is 65k.\n")); |
} |
if ($height > 0xFFFF) { |
return($this->raiseError("$bitmap: largest image height supported is 65k.\n")); |
} |
// Read and remove the bitmap planes and bpp data. Verify them. |
$planes_and_bitcount = unpack("v2", substr($data, 0, 4)); |
$data = substr($data, 4); |
if ($planes_and_bitcount[2] != 24) { // Bitcount |
return($this->raiseError("$bitmap isn't a 24bit true color bitmap.\n")); |
} |
if ($planes_and_bitcount[1] != 1) { |
return($this->raiseError("$bitmap: only 1 plane nupported in bitmap image.\n")); |
} |
// Read and remove the bitmap compression. Verify compression. |
$compression = unpack("V", substr($data, 0, 4)); |
$data = substr($data, 4); |
//$compression = 0; |
if ($compression[""] != 0) { |
return($this->raiseError("$bitmap: compression not supported in bitmap image.\n")); |
} |
// Remove bitmap data: data size, hres, vres, colours, imp. colours. |
$data = substr($data, 20); |
// Add the BITMAPCOREHEADER data |
$header = pack("Vvvvv", 0x000c, $width, $height, 0x01, 0x18); |
$data = $header . $data; |
return (array($width, $height, $size, $data)); |
} |
/** |
* Store the window zoom factor. This should be a reduced fraction but for |
* simplicity we will store all fractions with a numerator of 100. |
* |
* @access private |
*/ |
function _storeZoom() |
{ |
// If scale is 100 we don't need to write a record |
if ($this->_zoom == 100) { |
return; |
} |
$record = 0x00A0; // Record identifier |
$length = 0x0004; // Bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("vv", $this->_zoom, 100); |
$this->_append($header.$data); |
} |
} |
?> |
/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer/OLEwriter.php |
---|
New file |
0,0 → 1,428 |
<?php |
/* |
* Module written/ported by Xavier Noguer <xnoguer@rezebra.com> |
* |
* The majority of this is _NOT_ my code. I simply ported it from the |
* PERL Spreadsheet::WriteExcel module. |
* |
* The author of the Spreadsheet::WriteExcel module is John McNamara |
* <jmcnamara@cpan.org> |
* |
* I _DO_ maintain this code, and John McNamara has nothing to do with the |
* porting of this code to PHP. Any questions directly related to this |
* class library should be directed to me. |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
require_once('PEAR.php'); |
/** |
* Class for creating OLE streams for Excel Spreadsheets |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer_OLEwriter extends PEAR |
{ |
/** |
* Filename for the OLE stream |
* @var string |
* @see _initialize() |
*/ |
var $_OLEfilename; |
/** |
* Filehandle for the OLE stream |
* @var resource |
*/ |
var $_filehandle; |
/** |
* Name of the temporal file in case OLE stream goes to stdout |
* @var string |
*/ |
var $_tmp_filename; |
/** |
* Variable for preventing closing two times |
* @var integer |
*/ |
var $_fileclosed; |
/** |
* Size of the data to be written to the OLE stream |
* @var integer |
*/ |
var $_biffsize; |
/** |
* Real data size to be written to the OLE stream |
* @var integer |
*/ |
var $_booksize; |
/** |
* Number of big blocks in the OLE stream |
* @var integer |
*/ |
var $_big_blocks; |
/** |
* Number of list blocks in the OLE stream |
* @var integer |
*/ |
var $_list_blocks; |
/** |
* Number of big blocks in the OLE stream |
* @var integer |
*/ |
var $_root_start; |
/** |
* Constructor for the OLEwriter class |
* |
* @param string $OLEfilename the name of the file for the OLE stream |
*/ |
function Spreadsheet_Excel_Writer_OLEwriter($OLEfilename) |
{ |
$this->_OLEfilename = $OLEfilename; |
$this->_filehandle = ""; |
$this->_tmp_filename = ""; |
$this->_fileclosed = 0; |
$this->_biff_only = 0; |
//$this->_size_allowed = 0; |
$this->_biffsize = 0; |
$this->_booksize = 0; |
$this->_big_blocks = 0; |
$this->_list_blocks = 0; |
$this->_root_start = 0; |
//$this->_block_count = 4; |
$this->_initialize(); |
} |
/** |
* Check for a valid filename and store the filehandle. |
* Filehandle "-" writes to STDOUT |
* |
* @access private |
*/ |
function _initialize() |
{ |
$OLEfile = $this->_OLEfilename; |
if(($OLEfile == '-') or ($OLEfile == '')) |
{ |
$this->_tmp_filename = tempnam("/tmp", "OLEwriter"); |
$fh = fopen($this->_tmp_filename,"wb"); |
if ($fh == false) { |
$this->raiseError("Can't create temporary file."); |
} |
} |
else |
{ |
// Create a new file, open for writing (in binmode) |
$fh = fopen($OLEfile,"wb"); |
if ($fh == false) { |
$this->raiseError("Can't open $OLEfile. It may be in use or protected."); |
} |
} |
// Store filehandle |
$this->_filehandle = $fh; |
} |
/** |
* Set the size of the data to be written to the OLE stream. |
* The maximun size comes from this: |
* $big_blocks = (109 depot block x (128 -1 marker word) |
* - (1 x end words)) = 13842 |
* $maxsize = $big_blocks * 512 bytes = 7087104 |
* |
* @access public |
* @see Spreadsheet_Excel_Writer_Workbook::store_OLE_file() |
* @param integer $biffsize The size of the data to be written to the OLE stream |
* @return integer 1 for success |
*/ |
function setSize($biffsize) |
{ |
$maxsize = 7087104; // TODO: extend max size |
if ($biffsize > $maxsize) { |
$this->raiseError("Maximum file size, $maxsize, exceeded."); |
} |
$this->_biffsize = $biffsize; |
// Set the min file size to 4k to avoid having to use small blocks |
if ($biffsize > 4096) { |
$this->_booksize = $biffsize; |
} |
else { |
$this->_booksize = 4096; |
} |
//$this->_size_allowed = 1; |
return(1); |
} |
/** |
* Calculate various sizes needed for the OLE stream |
* |
* @access private |
*/ |
function _calculateSizes() |
{ |
$datasize = $this->_booksize; |
if ($datasize % 512 == 0) { |
$this->_big_blocks = $datasize/512; |
} |
else { |
$this->_big_blocks = floor($datasize/512) + 1; |
} |
// There are 127 list blocks and 1 marker blocks for each big block |
// depot + 1 end of chain block |
$this->_list_blocks = floor(($this->_big_blocks)/127) + 1; |
$this->_root_start = $this->_big_blocks; |
} |
/** |
* Write root entry, big block list and close the filehandle. |
* This routine is used to explicitly close the open filehandle without |
* having to wait for DESTROY. |
* |
* @access public |
* @see Spreadsheet_Excel_Writer_Workbook::store_OLE_file() |
*/ |
function close() |
{ |
//return if not $this->{_size_allowed}; |
$this->_writePadding(); |
$this->_writePropertyStorage(); |
$this->_writeBigBlockDepot(); |
// Close the filehandle |
fclose($this->_filehandle); |
if(($this->_OLEfilename == '-') or ($this->_OLEfilename == '')) |
{ |
$fh = fopen($this->_tmp_filename, "rb"); |
if ($fh == false) { |
$this->raiseError("Can't read temporary file."); |
} |
fpassthru($fh); |
@unlink($this->_tmp_filename); |
} |
$this->_fileclosed = 1; |
} |
/** |
* Write BIFF data to OLE file. |
* |
* @param string $data string of bytes to be written |
*/ |
function write($data) |
{ |
fwrite($this->_filehandle,$data,strlen($data)); |
} |
/** |
* Write OLE header block. |
*/ |
function writeHeader() |
{ |
$this->_calculateSizes(); |
$root_start = $this->_root_start; |
$num_lists = $this->_list_blocks; |
$id = pack("nnnn", 0xD0CF, 0x11E0, 0xA1B1, 0x1AE1); |
$unknown1 = pack("VVVV", 0x00, 0x00, 0x00, 0x00); |
$unknown2 = pack("vv", 0x3E, 0x03); |
$unknown3 = pack("v", -2); |
$unknown4 = pack("v", 0x09); |
$unknown5 = pack("VVV", 0x06, 0x00, 0x00); |
$num_bbd_blocks = pack("V", $num_lists); |
$root_startblock = pack("V", $root_start); |
$unknown6 = pack("VV", 0x00, 0x1000); |
$sbd_startblock = pack("V", -2); |
$unknown7 = pack("VVV", 0x00, -2 ,0x00); |
$unused = pack("V", -1); |
fwrite($this->_filehandle,$id); |
fwrite($this->_filehandle,$unknown1); |
fwrite($this->_filehandle,$unknown2); |
fwrite($this->_filehandle,$unknown3); |
fwrite($this->_filehandle,$unknown4); |
fwrite($this->_filehandle,$unknown5); |
fwrite($this->_filehandle,$num_bbd_blocks); |
fwrite($this->_filehandle,$root_startblock); |
fwrite($this->_filehandle,$unknown6); |
fwrite($this->_filehandle,$sbd_startblock); |
fwrite($this->_filehandle,$unknown7); |
for($i=1; $i <= $num_lists; $i++) |
{ |
$root_start++; |
fwrite($this->_filehandle,pack("V",$root_start)); |
} |
for($i = $num_lists; $i <=108; $i++) |
{ |
fwrite($this->_filehandle,$unused); |
} |
} |
/** |
* Write big block depot. |
* |
* @access private |
*/ |
function _writeBigBlockDepot() |
{ |
$num_blocks = $this->_big_blocks; |
$num_lists = $this->_list_blocks; |
$total_blocks = $num_lists *128; |
$used_blocks = $num_blocks + $num_lists +2; |
$marker = pack("V", -3); |
$end_of_chain = pack("V", -2); |
$unused = pack("V", -1); |
for($i=1; $i < $num_blocks; $i++) |
{ |
fwrite($this->_filehandle,pack("V",$i)); |
} |
fwrite($this->_filehandle,$end_of_chain); |
fwrite($this->_filehandle,$end_of_chain); |
for($i=0; $i < $num_lists; $i++) |
{ |
fwrite($this->_filehandle,$marker); |
} |
for($i=$used_blocks; $i <= $total_blocks; $i++) |
{ |
fwrite($this->_filehandle,$unused); |
} |
} |
/** |
* Write property storage. TODO: add summary sheets |
* |
* @access private |
*/ |
function _writePropertyStorage() |
{ |
//$rootsize = -2; |
/*************** name type dir start size */ |
$this->_writePps("Root Entry", 0x05, 1, -2, 0x00); |
$this->_writePps("Book", 0x02, -1, 0x00, $this->_booksize); |
$this->_writePps('', 0x00, -1, 0x00, 0x0000); |
$this->_writePps('', 0x00, -1, 0x00, 0x0000); |
} |
/** |
* Write property sheet in property storage |
* |
* @param string $name name of the property storage. |
* @param integer $type type of the property storage. |
* @param integer $dir dir of the property storage. |
* @param integer $start start of the property storage. |
* @param integer $size size of the property storage. |
* @access private |
*/ |
function _writePps($name,$type,$dir,$start,$size) |
{ |
$length = 0; |
$rawname = ''; |
if ($name != '') |
{ |
$name = $name . "\0"; |
for($i=0;$i<strlen($name);$i++) |
{ |
// Simulate a Unicode string |
$rawname .= pack("H*",dechex(ord($name{$i}))).pack("C",0); |
} |
$length = strlen($name) * 2; |
} |
$zero = pack("C", 0); |
$pps_sizeofname = pack("v", $length); // 0x40 |
$pps_type = pack("v", $type); // 0x42 |
$pps_prev = pack("V", -1); // 0x44 |
$pps_next = pack("V", -1); // 0x48 |
$pps_dir = pack("V", $dir); // 0x4c |
$unknown1 = pack("V", 0); |
$pps_ts1s = pack("V", 0); // 0x64 |
$pps_ts1d = pack("V", 0); // 0x68 |
$pps_ts2s = pack("V", 0); // 0x6c |
$pps_ts2d = pack("V", 0); // 0x70 |
$pps_sb = pack("V", $start); // 0x74 |
$pps_size = pack("V", $size); // 0x78 |
fwrite($this->_filehandle,$rawname); |
for($i=0; $i < (64 -$length); $i++) { |
fwrite($this->_filehandle,$zero); |
} |
fwrite($this->_filehandle,$pps_sizeofname); |
fwrite($this->_filehandle,$pps_type); |
fwrite($this->_filehandle,$pps_prev); |
fwrite($this->_filehandle,$pps_next); |
fwrite($this->_filehandle,$pps_dir); |
for($i=0; $i < 5; $i++) { |
fwrite($this->_filehandle,$unknown1); |
} |
fwrite($this->_filehandle,$pps_ts1s); |
fwrite($this->_filehandle,$pps_ts1d); |
fwrite($this->_filehandle,$pps_ts2d); |
fwrite($this->_filehandle,$pps_ts2d); |
fwrite($this->_filehandle,$pps_sb); |
fwrite($this->_filehandle,$pps_size); |
fwrite($this->_filehandle,$unknown1); |
} |
/** |
* Pad the end of the file |
* |
* @access private |
*/ |
function _writePadding() |
{ |
$biffsize = $this->_biffsize; |
if ($biffsize < 4096) { |
$min_size = 4096; |
} |
else { |
$min_size = 512; |
} |
if ($biffsize % $min_size != 0) |
{ |
$padding = $min_size - ($biffsize % $min_size); |
for($i=0; $i < $padding; $i++) { |
fwrite($this->_filehandle,"\0"); |
} |
} |
} |
} |
?> |
/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer/Parser.php |
---|
New file |
0,0 → 1,1551 |
<?php |
/** |
* Class for parsing Excel formulas |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
/** |
* @const SPREADSHEET_EXCEL_WRITER_ADD token identifier for character "+" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_ADD',"+"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_SUB token identifier for character "-" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_SUB',"-"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_MUL token identifier for character "*" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_MUL',"*"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_DIV token identifier for character "/" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_DIV',"/"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_OPEN token identifier for character "(" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_OPEN',"("); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_CLOSE token identifier for character ")" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_CLOSE',")"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_COMA token identifier for character "," |
*/ |
define('SPREADSHEET_EXCEL_WRITER_COMA',","); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_GT token identifier for character ">" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_GT',">"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_LT token identifier for character "<" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_LT',"<"); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_LE token identifier for character "<=" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_LE',"<="); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_GE token identifier for character ">=" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_GE',">="); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_EQ token identifier for character "=" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_EQ',"="); |
/** |
* @const SPREADSHEET_EXCEL_WRITER_NE token identifier for character "<>" |
*/ |
define('SPREADSHEET_EXCEL_WRITER_NE',"<>"); |
require_once('PEAR.php'); |
/** |
* Class for parsing Excel formulas |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer_Parser extends PEAR |
{ |
/** |
* The index of the character we are currently looking at |
* @var integer |
*/ |
var $_current_char; |
/** |
* The token we are working on. |
* @var string |
*/ |
var $_current_token; |
/** |
* The formula to parse |
* @var string |
*/ |
var $_formula; |
/** |
* The character ahead of the current char |
* @var string |
*/ |
var $_lookahead; |
/** |
* The parse tree to be generated |
* @var string |
*/ |
var $_parse_tree; |
/** |
* The byte order. 1 => big endian, 0 => little endian. |
* @var integer |
*/ |
var $_byte_order; |
/** |
* Number of arguments for the current function |
* @var integer |
*/ |
var $_func_args; |
/** |
* Array of external sheets |
* @var array |
*/ |
var $_ext_sheets; |
/** |
* The class constructor |
* |
* @param integer $byte_order The byte order (Little endian or Big endian) of the architecture |
(optional). 1 => big endian, 0 (default) => little endian. |
*/ |
function Spreadsheet_Excel_Writer_Parser($byte_order = 0) |
{ |
$this->_current_char = 0; |
$this->_current_token = ''; // The token we are working on. |
$this->_formula = ""; // The formula to parse. |
$this->_lookahead = ''; // The character ahead of the current char. |
$this->_parse_tree = ''; // The parse tree to be generated. |
$this->_initializeHashes(); // Initialize the hashes: ptg's and function's ptg's |
$this->_byte_order = $byte_order; // Little Endian or Big Endian |
$this->_func_args = 0; // Number of arguments for the current function |
$this->_ext_sheets = array(); |
} |
/** |
* Initialize the ptg and function hashes. |
* |
* @access private |
*/ |
function _initializeHashes() |
{ |
// The Excel ptg indices |
$this->ptg = array( |
'ptgExp' => 0x01, |
'ptgTbl' => 0x02, |
'ptgAdd' => 0x03, |
'ptgSub' => 0x04, |
'ptgMul' => 0x05, |
'ptgDiv' => 0x06, |
'ptgPower' => 0x07, |
'ptgConcat' => 0x08, |
'ptgLT' => 0x09, |
'ptgLE' => 0x0A, |
'ptgEQ' => 0x0B, |
'ptgGE' => 0x0C, |
'ptgGT' => 0x0D, |
'ptgNE' => 0x0E, |
'ptgIsect' => 0x0F, |
'ptgUnion' => 0x10, |
'ptgRange' => 0x11, |
'ptgUplus' => 0x12, |
'ptgUminus' => 0x13, |
'ptgPercent' => 0x14, |
'ptgParen' => 0x15, |
'ptgMissArg' => 0x16, |
'ptgStr' => 0x17, |
'ptgAttr' => 0x19, |
'ptgSheet' => 0x1A, |
'ptgEndSheet' => 0x1B, |
'ptgErr' => 0x1C, |
'ptgBool' => 0x1D, |
'ptgInt' => 0x1E, |
'ptgNum' => 0x1F, |
'ptgArray' => 0x20, |
'ptgFunc' => 0x21, |
'ptgFuncVar' => 0x22, |
'ptgName' => 0x23, |
'ptgRef' => 0x24, |
'ptgArea' => 0x25, |
'ptgMemArea' => 0x26, |
'ptgMemErr' => 0x27, |
'ptgMemNoMem' => 0x28, |
'ptgMemFunc' => 0x29, |
'ptgRefErr' => 0x2A, |
'ptgAreaErr' => 0x2B, |
'ptgRefN' => 0x2C, |
'ptgAreaN' => 0x2D, |
'ptgMemAreaN' => 0x2E, |
'ptgMemNoMemN' => 0x2F, |
'ptgNameX' => 0x39, |
'ptgRef3d' => 0x3A, |
'ptgArea3d' => 0x3B, |
'ptgRefErr3d' => 0x3C, |
'ptgAreaErr3d' => 0x3D, |
'ptgArrayV' => 0x40, |
'ptgFuncV' => 0x41, |
'ptgFuncVarV' => 0x42, |
'ptgNameV' => 0x43, |
'ptgRefV' => 0x44, |
'ptgAreaV' => 0x45, |
'ptgMemAreaV' => 0x46, |
'ptgMemErrV' => 0x47, |
'ptgMemNoMemV' => 0x48, |
'ptgMemFuncV' => 0x49, |
'ptgRefErrV' => 0x4A, |
'ptgAreaErrV' => 0x4B, |
'ptgRefNV' => 0x4C, |
'ptgAreaNV' => 0x4D, |
'ptgMemAreaNV' => 0x4E, |
'ptgMemNoMemN' => 0x4F, |
'ptgFuncCEV' => 0x58, |
'ptgNameXV' => 0x59, |
'ptgRef3dV' => 0x5A, |
'ptgArea3dV' => 0x5B, |
'ptgRefErr3dV' => 0x5C, |
'ptgAreaErr3d' => 0x5D, |
'ptgArrayA' => 0x60, |
'ptgFuncA' => 0x61, |
'ptgFuncVarA' => 0x62, |
'ptgNameA' => 0x63, |
'ptgRefA' => 0x64, |
'ptgAreaA' => 0x65, |
'ptgMemAreaA' => 0x66, |
'ptgMemErrA' => 0x67, |
'ptgMemNoMemA' => 0x68, |
'ptgMemFuncA' => 0x69, |
'ptgRefErrA' => 0x6A, |
'ptgAreaErrA' => 0x6B, |
'ptgRefNA' => 0x6C, |
'ptgAreaNA' => 0x6D, |
'ptgMemAreaNA' => 0x6E, |
'ptgMemNoMemN' => 0x6F, |
'ptgFuncCEA' => 0x78, |
'ptgNameXA' => 0x79, |
'ptgRef3dA' => 0x7A, |
'ptgArea3dA' => 0x7B, |
'ptgRefErr3dA' => 0x7C, |
'ptgAreaErr3d' => 0x7D |
); |
// Thanks to Michael Meeks and Gnumeric for the initial arg values. |
// |
// The following hash was generated by "function_locale.pl" in the distro. |
// Refer to function_locale.pl for non-English function names. |
// |
// The array elements are as follow: |
// ptg: The Excel function ptg code. |
// args: The number of arguments that the function takes: |
// >=0 is a fixed number of arguments. |
// -1 is a variable number of arguments. |
// class: The reference, value or array class of the function args. |
// vol: The function is volatile. |
// |
$this->_functions = array( |
// function ptg args class vol |
'COUNT' => array( 0, -1, 0, 0 ), |
'IF' => array( 1, -1, 1, 0 ), |
'ISNA' => array( 2, 1, 1, 0 ), |
'ISERROR' => array( 3, 1, 1, 0 ), |
'SUM' => array( 4, -1, 0, 0 ), |
'AVERAGE' => array( 5, -1, 0, 0 ), |
'MIN' => array( 6, -1, 0, 0 ), |
'MAX' => array( 7, -1, 0, 0 ), |
'ROW' => array( 8, -1, 0, 0 ), |
'COLUMN' => array( 9, -1, 0, 0 ), |
'NA' => array( 10, 0, 0, 0 ), |
'NPV' => array( 11, -1, 1, 0 ), |
'STDEV' => array( 12, -1, 0, 0 ), |
'DOLLAR' => array( 13, -1, 1, 0 ), |
'FIXED' => array( 14, -1, 1, 0 ), |
'SIN' => array( 15, 1, 1, 0 ), |
'COS' => array( 16, 1, 1, 0 ), |
'TAN' => array( 17, 1, 1, 0 ), |
'ATAN' => array( 18, 1, 1, 0 ), |
'PI' => array( 19, 0, 1, 0 ), |
'SQRT' => array( 20, 1, 1, 0 ), |
'EXP' => array( 21, 1, 1, 0 ), |
'LN' => array( 22, 1, 1, 0 ), |
'LOG10' => array( 23, 1, 1, 0 ), |
'ABS' => array( 24, 1, 1, 0 ), |
'INT' => array( 25, 1, 1, 0 ), |
'SIGN' => array( 26, 1, 1, 0 ), |
'ROUND' => array( 27, 2, 1, 0 ), |
'LOOKUP' => array( 28, -1, 0, 0 ), |
'INDEX' => array( 29, -1, 0, 1 ), |
'REPT' => array( 30, 2, 1, 0 ), |
'MID' => array( 31, 3, 1, 0 ), |
'LEN' => array( 32, 1, 1, 0 ), |
'VALUE' => array( 33, 1, 1, 0 ), |
'TRUE' => array( 34, 0, 1, 0 ), |
'FALSE' => array( 35, 0, 1, 0 ), |
'AND' => array( 36, -1, 0, 0 ), |
'OR' => array( 37, -1, 0, 0 ), |
'NOT' => array( 38, 1, 1, 0 ), |
'MOD' => array( 39, 2, 1, 0 ), |
'DCOUNT' => array( 40, 3, 0, 0 ), |
'DSUM' => array( 41, 3, 0, 0 ), |
'DAVERAGE' => array( 42, 3, 0, 0 ), |
'DMIN' => array( 43, 3, 0, 0 ), |
'DMAX' => array( 44, 3, 0, 0 ), |
'DSTDEV' => array( 45, 3, 0, 0 ), |
'VAR' => array( 46, -1, 0, 0 ), |
'DVAR' => array( 47, 3, 0, 0 ), |
'TEXT' => array( 48, 2, 1, 0 ), |
'LINEST' => array( 49, -1, 0, 0 ), |
'TREND' => array( 50, -1, 0, 0 ), |
'LOGEST' => array( 51, -1, 0, 0 ), |
'GROWTH' => array( 52, -1, 0, 0 ), |
'PV' => array( 56, -1, 1, 0 ), |
'FV' => array( 57, -1, 1, 0 ), |
'NPER' => array( 58, -1, 1, 0 ), |
'PMT' => array( 59, -1, 1, 0 ), |
'RATE' => array( 60, -1, 1, 0 ), |
'MIRR' => array( 61, 3, 0, 0 ), |
'IRR' => array( 62, -1, 0, 0 ), |
'RAND' => array( 63, 0, 1, 1 ), |
'MATCH' => array( 64, -1, 0, 0 ), |
'DATE' => array( 65, 3, 1, 0 ), |
'TIME' => array( 66, 3, 1, 0 ), |
'DAY' => array( 67, 1, 1, 0 ), |
'MONTH' => array( 68, 1, 1, 0 ), |
'YEAR' => array( 69, 1, 1, 0 ), |
'WEEKDAY' => array( 70, -1, 1, 0 ), |
'HOUR' => array( 71, 1, 1, 0 ), |
'MINUTE' => array( 72, 1, 1, 0 ), |
'SECOND' => array( 73, 1, 1, 0 ), |
'NOW' => array( 74, 0, 1, 1 ), |
'AREAS' => array( 75, 1, 0, 1 ), |
'ROWS' => array( 76, 1, 0, 1 ), |
'COLUMNS' => array( 77, 1, 0, 1 ), |
'OFFSET' => array( 78, -1, 0, 1 ), |
'SEARCH' => array( 82, -1, 1, 0 ), |
'TRANSPOSE' => array( 83, 1, 1, 0 ), |
'TYPE' => array( 86, 1, 1, 0 ), |
'ATAN2' => array( 97, 2, 1, 0 ), |
'ASIN' => array( 98, 1, 1, 0 ), |
'ACOS' => array( 99, 1, 1, 0 ), |
'CHOOSE' => array( 100, -1, 1, 0 ), |
'HLOOKUP' => array( 101, -1, 0, 0 ), |
'VLOOKUP' => array( 102, -1, 0, 0 ), |
'ISREF' => array( 105, 1, 0, 0 ), |
'LOG' => array( 109, -1, 1, 0 ), |
'CHAR' => array( 111, 1, 1, 0 ), |
'LOWER' => array( 112, 1, 1, 0 ), |
'UPPER' => array( 113, 1, 1, 0 ), |
'PROPER' => array( 114, 1, 1, 0 ), |
'LEFT' => array( 115, -1, 1, 0 ), |
'RIGHT' => array( 116, -1, 1, 0 ), |
'EXACT' => array( 117, 2, 1, 0 ), |
'TRIM' => array( 118, 1, 1, 0 ), |
'REPLACE' => array( 119, 4, 1, 0 ), |
'SUBSTITUTE' => array( 120, -1, 1, 0 ), |
'CODE' => array( 121, 1, 1, 0 ), |
'FIND' => array( 124, -1, 1, 0 ), |
'CELL' => array( 125, -1, 0, 1 ), |
'ISERR' => array( 126, 1, 1, 0 ), |
'ISTEXT' => array( 127, 1, 1, 0 ), |
'ISNUMBER' => array( 128, 1, 1, 0 ), |
'ISBLANK' => array( 129, 1, 1, 0 ), |
'T' => array( 130, 1, 0, 0 ), |
'N' => array( 131, 1, 0, 0 ), |
'DATEVALUE' => array( 140, 1, 1, 0 ), |
'TIMEVALUE' => array( 141, 1, 1, 0 ), |
'SLN' => array( 142, 3, 1, 0 ), |
'SYD' => array( 143, 4, 1, 0 ), |
'DDB' => array( 144, -1, 1, 0 ), |
'INDIRECT' => array( 148, -1, 1, 1 ), |
'CALL' => array( 150, -1, 1, 0 ), |
'CLEAN' => array( 162, 1, 1, 0 ), |
'MDETERM' => array( 163, 1, 2, 0 ), |
'MINVERSE' => array( 164, 1, 2, 0 ), |
'MMULT' => array( 165, 2, 2, 0 ), |
'IPMT' => array( 167, -1, 1, 0 ), |
'PPMT' => array( 168, -1, 1, 0 ), |
'COUNTA' => array( 169, -1, 0, 0 ), |
'PRODUCT' => array( 183, -1, 0, 0 ), |
'FACT' => array( 184, 1, 1, 0 ), |
'DPRODUCT' => array( 189, 3, 0, 0 ), |
'ISNONTEXT' => array( 190, 1, 1, 0 ), |
'STDEVP' => array( 193, -1, 0, 0 ), |
'VARP' => array( 194, -1, 0, 0 ), |
'DSTDEVP' => array( 195, 3, 0, 0 ), |
'DVARP' => array( 196, 3, 0, 0 ), |
'TRUNC' => array( 197, -1, 1, 0 ), |
'ISLOGICAL' => array( 198, 1, 1, 0 ), |
'DCOUNTA' => array( 199, 3, 0, 0 ), |
'ROUNDUP' => array( 212, 2, 1, 0 ), |
'ROUNDDOWN' => array( 213, 2, 1, 0 ), |
'RANK' => array( 216, -1, 0, 0 ), |
'ADDRESS' => array( 219, -1, 1, 0 ), |
'DAYS360' => array( 220, -1, 1, 0 ), |
'TODAY' => array( 221, 0, 1, 1 ), |
'VDB' => array( 222, -1, 1, 0 ), |
'MEDIAN' => array( 227, -1, 0, 0 ), |
'SUMPRODUCT' => array( 228, -1, 2, 0 ), |
'SINH' => array( 229, 1, 1, 0 ), |
'COSH' => array( 230, 1, 1, 0 ), |
'TANH' => array( 231, 1, 1, 0 ), |
'ASINH' => array( 232, 1, 1, 0 ), |
'ACOSH' => array( 233, 1, 1, 0 ), |
'ATANH' => array( 234, 1, 1, 0 ), |
'DGET' => array( 235, 3, 0, 0 ), |
'INFO' => array( 244, 1, 1, 1 ), |
'DB' => array( 247, -1, 1, 0 ), |
'FREQUENCY' => array( 252, 2, 0, 0 ), |
'ERROR.TYPE' => array( 261, 1, 1, 0 ), |
'REGISTER.ID' => array( 267, -1, 1, 0 ), |
'AVEDEV' => array( 269, -1, 0, 0 ), |
'BETADIST' => array( 270, -1, 1, 0 ), |
'GAMMALN' => array( 271, 1, 1, 0 ), |
'BETAINV' => array( 272, -1, 1, 0 ), |
'BINOMDIST' => array( 273, 4, 1, 0 ), |
'CHIDIST' => array( 274, 2, 1, 0 ), |
'CHIINV' => array( 275, 2, 1, 0 ), |
'COMBIN' => array( 276, 2, 1, 0 ), |
'CONFIDENCE' => array( 277, 3, 1, 0 ), |
'CRITBINOM' => array( 278, 3, 1, 0 ), |
'EVEN' => array( 279, 1, 1, 0 ), |
'EXPONDIST' => array( 280, 3, 1, 0 ), |
'FDIST' => array( 281, 3, 1, 0 ), |
'FINV' => array( 282, 3, 1, 0 ), |
'FISHER' => array( 283, 1, 1, 0 ), |
'FISHERINV' => array( 284, 1, 1, 0 ), |
'FLOOR' => array( 285, 2, 1, 0 ), |
'GAMMADIST' => array( 286, 4, 1, 0 ), |
'GAMMAINV' => array( 287, 3, 1, 0 ), |
'CEILING' => array( 288, 2, 1, 0 ), |
'HYPGEOMDIST' => array( 289, 4, 1, 0 ), |
'LOGNORMDIST' => array( 290, 3, 1, 0 ), |
'LOGINV' => array( 291, 3, 1, 0 ), |
'NEGBINOMDIST' => array( 292, 3, 1, 0 ), |
'NORMDIST' => array( 293, 4, 1, 0 ), |
'NORMSDIST' => array( 294, 1, 1, 0 ), |
'NORMINV' => array( 295, 3, 1, 0 ), |
'NORMSINV' => array( 296, 1, 1, 0 ), |
'STANDARDIZE' => array( 297, 3, 1, 0 ), |
'ODD' => array( 298, 1, 1, 0 ), |
'PERMUT' => array( 299, 2, 1, 0 ), |
'POISSON' => array( 300, 3, 1, 0 ), |
'TDIST' => array( 301, 3, 1, 0 ), |
'WEIBULL' => array( 302, 4, 1, 0 ), |
'SUMXMY2' => array( 303, 2, 2, 0 ), |
'SUMX2MY2' => array( 304, 2, 2, 0 ), |
'SUMX2PY2' => array( 305, 2, 2, 0 ), |
'CHITEST' => array( 306, 2, 2, 0 ), |
'CORREL' => array( 307, 2, 2, 0 ), |
'COVAR' => array( 308, 2, 2, 0 ), |
'FORECAST' => array( 309, 3, 2, 0 ), |
'FTEST' => array( 310, 2, 2, 0 ), |
'INTERCEPT' => array( 311, 2, 2, 0 ), |
'PEARSON' => array( 312, 2, 2, 0 ), |
'RSQ' => array( 313, 2, 2, 0 ), |
'STEYX' => array( 314, 2, 2, 0 ), |
'SLOPE' => array( 315, 2, 2, 0 ), |
'TTEST' => array( 316, 4, 2, 0 ), |
'PROB' => array( 317, -1, 2, 0 ), |
'DEVSQ' => array( 318, -1, 0, 0 ), |
'GEOMEAN' => array( 319, -1, 0, 0 ), |
'HARMEAN' => array( 320, -1, 0, 0 ), |
'SUMSQ' => array( 321, -1, 0, 0 ), |
'KURT' => array( 322, -1, 0, 0 ), |
'SKEW' => array( 323, -1, 0, 0 ), |
'ZTEST' => array( 324, -1, 0, 0 ), |
'LARGE' => array( 325, 2, 0, 0 ), |
'SMALL' => array( 326, 2, 0, 0 ), |
'QUARTILE' => array( 327, 2, 0, 0 ), |
'PERCENTILE' => array( 328, 2, 0, 0 ), |
'PERCENTRANK' => array( 329, -1, 0, 0 ), |
'MODE' => array( 330, -1, 2, 0 ), |
'TRIMMEAN' => array( 331, 2, 0, 0 ), |
'TINV' => array( 332, 2, 1, 0 ), |
'CONCATENATE' => array( 336, -1, 1, 0 ), |
'POWER' => array( 337, 2, 1, 0 ), |
'RADIANS' => array( 342, 1, 1, 0 ), |
'DEGREES' => array( 343, 1, 1, 0 ), |
'SUBTOTAL' => array( 344, -1, 0, 0 ), |
'SUMIF' => array( 345, -1, 0, 0 ), |
'COUNTIF' => array( 346, 2, 0, 0 ), |
'COUNTBLANK' => array( 347, 1, 0, 0 ), |
'ROMAN' => array( 354, -1, 1, 0 ) |
); |
} |
/** |
* Convert a token to the proper ptg value. |
* |
* @access private |
* @param mixed $token The token to convert. |
*/ |
function _convert($token) |
{ |
if (preg_match("/^\"[^\"]{0,255}\"$/", $token)) |
{ |
return $this->_convertString($token); |
} |
elseif (is_numeric($token)) |
{ |
return $this->_convertNumber($token); |
} |
// match references like A1 or $A$1 |
elseif(preg_match('/^\$?([A-I]?[A-Z])\$?(\d+)$/',$token)) |
{ |
return($this->_convertRef2d($token)); |
} |
// match external references like Sheet1:Sheet2!A1 |
elseif (preg_match("/^[A-Za-z0-9_]+(\:[A-Za-z0-9_]+)?\![A-I]?[A-Z](\d+)$/",$token)) |
{ |
return $this->_convertRef3d($token); |
} |
// match ranges like A1:B2 |
elseif(preg_match("/^(\$)?[A-I]?[A-Z](\$)?(\d+)\:(\$)?[A-I]?[A-Z](\$)?(\d+)$/",$token)) |
{ |
return($this->_convertRange2d($token)); |
} |
// match ranges like A1..B2 |
elseif(preg_match("/^(\$)?[A-I]?[A-Z](\$)?(\d+)\.\.(\$)?[A-I]?[A-Z](\$)?(\d+)$/",$token)) |
{ |
return($this->_convertRange2d($token)); |
} |
// match external ranges like Sheet1:Sheet2!A1:B2 |
elseif (preg_match("/^[A-Za-z0-9_]+(\:[A-Za-z0-9_]+)?\!([A-I]?[A-Z])?(\d+)\:([A-I]?[A-Z])?(\d+)$/",$token)) |
{ |
return $this->_convertRange3d($token); |
} |
elseif(isset($this->ptg[$token])) // operators (including parentheses) |
{ |
return(pack("C", $this->ptg[$token])); |
} |
elseif(preg_match("/[A-Z0-9\xc0-\xdc\.]+/",$token)) |
{ |
return($this->_convertFunction($token,$this->_func_args)); |
} |
// if it's an argument, ignore the token (the argument remains) |
elseif($token == 'arg') |
{ |
$this->_func_args++; |
return(''); |
} |
// TODO: use real error codes |
$this->raiseError("Unknown token $token", 0, PEAR_ERROR_DIE); |
} |
/** |
* Convert a number token to ptgInt or ptgNum |
* |
* @access private |
* @param mixed $num an integer or double for conversion to its ptg value |
*/ |
function _convertNumber($num) |
{ |
// Integer in the range 0..2**16-1 |
if ((preg_match("/^\d+$/",$num)) and ($num <= 65535)) { |
return(pack("Cv", $this->ptg['ptgInt'], $num)); |
} |
else // A float |
{ |
if($this->_byte_order) // if it's Big Endian |
{ |
$num = strrev($num); |
} |
return(pack("Cd", $this->ptg['ptgNum'], $num)); |
} |
} |
/** |
* Convert a string token to ptgStr |
* |
* @access private |
* @param string $string A string for conversion to its ptg value |
*/ |
function _convertString($string) |
{ |
// chop away beggining and ending quotes |
$string = substr($string, 1, strlen($string) - 2); |
return pack("CC", $this->ptg['ptgStr'], strlen($string)).$string; |
} |
/** |
* Convert a function to a ptgFunc or ptgFuncVarV depending on the number of |
* args that it takes. |
* |
* @access private |
* @param string $token The name of the function for convertion to ptg value. |
* @param integer $num_args The number of arguments the function recieves. |
*/ |
function _convertFunction($token, $num_args) |
{ |
$this->_func_args = 0; // re initialize the number of arguments |
$args = $this->_functions[$token][1]; |
$volatile = $this->_functions[$token][3]; |
// Fixed number of args eg. TIME($i,$j,$k). |
if ($args >= 0) { |
return(pack("Cv", $this->ptg['ptgFuncV'], $this->_functions[$token][0])); |
} |
// Variable number of args eg. SUM($i,$j,$k, ..). |
if ($args == -1) { |
return(pack("CCv", $this->ptg['ptgFuncVarV'], $num_args, $this->_functions[$token][0])); |
} |
} |
/** |
* Convert an Excel range such as A1:D4 to a ptgRefV. |
* |
* @access private |
* @param string $range An Excel range in the A1:A2 or A1..A2 format. |
*/ |
function _convertRange2d($range) |
{ |
$class = 2; // as far as I know, this is magick. |
// Split the range into 2 cell refs |
if(preg_match("/^([A-I]?[A-Z])(\d+)\:([A-I]?[A-Z])(\d+)$/",$range)) { |
list($cell1, $cell2) = split(':', $range); |
} |
elseif(preg_match("/^([A-I]?[A-Z])(\d+)\.\.([A-I]?[A-Z])(\d+)$/",$range)) { |
list($cell1, $cell2) = split('\.\.', $range); |
} |
else { |
// TODO: use real error codes |
$this->raiseError("Unknown range separator", 0, PEAR_ERROR_DIE); |
} |
// Convert the cell references |
$cell_array1 = $this->_cellToPackedRowcol($cell1); |
if($this->isError($cell_array1)) { |
return($cell_array1); |
} |
list($row1, $col1) = $cell_array1; //$this->_cellToPackedRowcol($cell1); |
$cell_array2 = $this->_cellToPackedRowcol($cell2); |
if($this->isError($cell_array2)) { |
return($cell_array2); |
} |
list($row2, $col2) = $cell_array2; //$this->_cellToPackedRowcol($cell2); |
// The ptg value depends on the class of the ptg. |
if ($class == 0) { |
$ptgArea = pack("C", $this->ptg['ptgArea']); |
} |
elseif ($class == 1) { |
$ptgArea = pack("C", $this->ptg['ptgAreaV']); |
} |
elseif ($class == 2) { |
$ptgArea = pack("C", $this->ptg['ptgAreaA']); |
} |
else { |
// TODO: use real error codes |
$this->raiseError("Unknown class $class", 0, PEAR_ERROR_DIE); |
} |
return($ptgArea . $row1 . $row2 . $col1. $col2); |
} |
/** |
* Convert an Excel 3d range such as "Sheet1!A1:D4" or "Sheet1:Sheet2!A1:D4" to |
* a ptgArea3dV. |
* |
* @access private |
* @param string $token An Excel range in the Sheet1!A1:A2 format. |
*/ |
function _convertRange3d($token) |
{ |
$class = 2; // as far as I know, this is magick. |
// Split the ref at the ! symbol |
list($ext_ref, $range) = split('!', $token); |
// Convert the external reference part |
$ext_ref = $this->_packExtRef($ext_ref); |
if ($this->isError($ext_ref)) { |
return $ext_ref; |
} |
// Split the range into 2 cell refs |
list($cell1, $cell2) = split(':', $range); |
// Convert the cell references |
if (preg_match("/^(\$)?[A-I]?[A-Z](\$)?(\d+)$/", $cell1)) |
{ |
$cell_array1 = $this->_cellToPackedRowcol($cell1); |
if (PEAR::isError($cell_array1)) { |
return $cell_array1; |
} |
list($row1, $col1) = $cell_array1; |
$cell_array2 = $this->_cellToPackedRowcol($cell2); |
if (PEAR::isError($cell_array2)) { |
return $cell_array2; |
} |
list($row2, $col2) = $cell_array2; |
} |
else { // It's a columns range (like 26:27) |
$cells_array = $this->_rangeToPackedRange($cell1.':'.$cell2); |
if (PEAR::isError($cells_array)) { |
return $cells_array; |
} |
list($row1, $col1, $row2, $col2) = $cells_array; |
} |
// The ptg value depends on the class of the ptg. |
if ($class == 0) { |
$ptgArea = pack("C", $this->ptg['ptgArea3d']); |
} |
elseif ($class == 1) { |
$ptgArea = pack("C", $this->ptg['ptgArea3dV']); |
} |
elseif ($class == 2) { |
$ptgArea = pack("C", $this->ptg['ptgArea3dA']); |
} |
else { |
$this->raiseError("Unknown class $class", 0, PEAR_ERROR_DIE); |
} |
return $ptgArea . $ext_ref . $row1 . $row2 . $col1. $col2; |
} |
/** |
* Convert an Excel reference such as A1, $B2, C$3 or $D$4 to a ptgRefV. |
* |
* @access private |
* @param string $cell An Excel cell reference |
* @return string The cell in packed() format with the corresponding ptg |
*/ |
function _convertRef2d($cell) |
{ |
$class = 2; // as far as I know, this is magick. |
// Convert the cell reference |
$cell_array = $this->_cellToPackedRowcol($cell); |
if($this->isError($cell_array)) { |
return($cell_array); |
} |
list($row, $col) = $cell_array; |
// The ptg value depends on the class of the ptg. |
if ($class == 0) { |
$ptgRef = pack("C", $this->ptg['ptgRef']); |
} |
elseif ($class == 1) { |
$ptgRef = pack("C", $this->ptg['ptgRefV']); |
} |
elseif ($class == 2) { |
$ptgRef = pack("C", $this->ptg['ptgRefA']); |
} |
else { |
// TODO: use real error codes |
$this->raiseError("Unknown class $class", 0, PEAR_ERROR_DIE); |
} |
return($ptgRef.$row.$col); |
} |
/** |
* Convert an Excel 3d reference such as "Sheet1!A1" or "Sheet1:Sheet2!A1" to a |
* ptgRef3dV. |
* |
* @access private |
* @param string $cell An Excel cell reference |
* @return string The cell in packed() format with the corresponding ptg |
*/ |
function _convertRef3d($cell) |
{ |
$class = 2; // as far as I know, this is magick. |
// Split the ref at the ! symbol |
list($ext_ref, $cell) = split('!', $cell); |
// Convert the external reference part |
$ext_ref = $this->_packExtRef($ext_ref); |
if ($this->isError($ext_ref)) { |
return $ext_ref; |
} |
// Convert the cell reference part |
list($row, $col) = $this->_cellToPackedRowcol($cell); |
// The ptg value depends on the class of the ptg. |
if ($class == 0) { |
$ptgRef = pack("C", $this->ptg['ptgRef3d']); |
} |
elseif ($class == 1) { |
$ptgRef = pack("C", $this->ptg['ptgRef3dV']); |
} |
elseif ($class == 2) { |
$ptgRef = pack("C", $this->ptg['ptgRef3dA']); |
} |
else { |
$this->raiseError("Unknown class $class", 0, PEAR_ERROR_DIE); |
} |
return $ptgRef . $ext_ref. $row . $col; |
} |
/** |
* Convert the sheet name part of an external reference, for example "Sheet1" or |
* "Sheet1:Sheet2", to a packed structure. |
* |
* @access private |
* @param string $ext_ref The name of the external reference |
* @return string The reference index in packed() format |
*/ |
function _packExtRef($ext_ref) |
{ |
$ext_ref = preg_replace("/^'/", '', $ext_ref); // Remove leading ' if any. |
$ext_ref = preg_replace("/'$/", '', $ext_ref); // Remove trailing ' if any. |
// Check if there is a sheet range eg., Sheet1:Sheet2. |
if (preg_match("/:/", $ext_ref)) |
{ |
list($sheet_name1, $sheet_name2) = split(':', $ext_ref); |
$sheet1 = $this->_getSheetIndex($sheet_name1); |
if ($sheet1 == -1) { |
return $this->raiseError("Unknown sheet name $sheet_name1 in formula"); |
} |
$sheet2 = $this->_getSheetIndex($sheet_name2); |
if ($sheet2 == -1) { |
return $this->raiseError("Unknown sheet name $sheet_name2 in formula"); |
} |
// Reverse max and min sheet numbers if necessary |
if ($sheet1 > $sheet2) { |
list($sheet1, $sheet2) = array($sheet2, $sheet1); |
} |
} |
else // Single sheet name only. |
{ |
$sheet1 = $this->_getSheetIndex($ext_ref); |
if ($sheet1 == -1) { |
return $this->raiseError("Unknown sheet name $ext_ref in formula"); |
} |
$sheet2 = $sheet1; |
} |
// References are stored relative to 0xFFFF. |
$offset = -1 - $sheet1; |
return pack('vdvv', $offset, 0x00, $sheet1, $sheet2); |
} |
/** |
* Look up the index that corresponds to an external sheet name. The hash of |
* sheet names is updated by the addworksheet() method of the |
* Spreadsheet_Excel_Writer_Workbook class. |
* |
* @access private |
* @return integer |
*/ |
function _getSheetIndex($sheet_name) |
{ |
if (!isset($this->_ext_sheets[$sheet_name])) { |
return -1; |
} |
else { |
return $this->_ext_sheets[$sheet_name]; |
} |
} |
/** |
* This method is used to update the array of sheet names. It is |
* called by the addWorksheet() method of the Spreadsheet_Excel_Writer_Workbook class. |
* |
* @access private |
* @param string $name The name of the worksheet being added |
* @param integer $index The index of the worksheet being added |
*/ |
function setExtSheet($name, $index) |
{ |
$this->_ext_sheets[$name] = $index; |
} |
/** |
* pack() row and column into the required 3 byte format. |
* |
* @access private |
* @param string $cell The Excel cell reference to be packed |
* @return array Array containing the row and column in packed() format |
*/ |
function _cellToPackedRowcol($cell) |
{ |
list($row, $col, $row_rel, $col_rel) = $this->_cellToRowcol($cell); |
if ($col >= 256) { |
return($this->raiseError("Column in: $cell greater than 255")); |
} |
if ($row >= 16384) { |
return($this->raiseError("Row in: $cell greater than 16384 ")); |
} |
// Set the high bits to indicate if row or col are relative. |
$row |= $col_rel << 14; |
$row |= $row_rel << 15; |
$row = pack('v', $row); |
$col = pack('C', $col); |
return(array($row, $col)); |
} |
/** |
* pack() row range into the required 3 byte format. |
* Just using maximun col/rows, which is probably not the correct solution |
* |
* @access private |
* @param string $range The Excel range to be packed |
* @return array Array containing (row1,col1,row2,col2) in packed() format |
*/ |
function _rangeToPackedRange($range) |
{ |
preg_match('/(\$)?(\d+)\:(\$)?(\d+)/', $range, $match); |
// return absolute rows if there is a $ in the ref |
$row1_rel = empty($match[1]) ? 1 : 0; |
$row1 = $match[2]; |
$row2_rel = empty($match[3]) ? 1 : 0; |
$row2 = $match[4]; |
// Convert 1-index to zero-index |
$row1--; |
$row2--; |
// Trick poor inocent Excel |
$col1 = 0; |
$col2 = 16383; // maximum possible value for Excel 5 (change this!!!) |
//list($row, $col, $row_rel, $col_rel) = $this->_cellToRowcol($cell); |
if (($row1 >= 16384) or ($row2 >= 16384)) { |
return new PEAR_Error("Row in: $range greater than 16384 "); |
} |
// Set the high bits to indicate if rows are relative. |
$row1 |= $row1_rel << 14; |
$row2 |= $row2_rel << 15; |
$row1 = pack('v', $row1); |
$row2 = pack('v', $row2); |
$col1 = pack('C', $col1); |
$col2 = pack('C', $col2); |
return array($row1, $col1, $row2, $col2); |
} |
/** |
* Convert an Excel cell reference such as A1 or $B2 or C$3 or $D$4 to a zero |
* indexed row and column number. Also returns two (0,1) values to indicate |
* whether the row or column are relative references. |
* |
* @access private |
* @param string $cell The Excel cell reference in A1 format. |
* @return array |
*/ |
function _cellToRowcol($cell) |
{ |
preg_match('/(\$)?([A-I]?[A-Z])(\$)?(\d+)/',$cell,$match); |
// return absolute column if there is a $ in the ref |
$col_rel = empty($match[1]) ? 1 : 0; |
$col_ref = $match[2]; |
$row_rel = empty($match[3]) ? 1 : 0; |
$row = $match[4]; |
// Convert base26 column string to a number. |
$expn = strlen($col_ref) - 1; |
$col = 0; |
for($i=0; $i < strlen($col_ref); $i++) |
{ |
$col += (ord($col_ref{$i}) - ord('A') + 1) * pow(26, $expn); |
$expn--; |
} |
// Convert 1-index to zero-index |
$row--; |
$col--; |
return(array($row, $col, $row_rel, $col_rel)); |
} |
/** |
* Advance to the next valid token. |
* |
* @access private |
*/ |
function _advance() |
{ |
$i = $this->_current_char; |
// eat up white spaces |
if($i < strlen($this->_formula)) |
{ |
while($this->_formula{$i} == " ") { |
$i++; |
} |
if($i < strlen($this->_formula) - 1) { |
$this->_lookahead = $this->_formula{$i+1}; |
} |
$token = ""; |
} |
while($i < strlen($this->_formula)) |
{ |
$token .= $this->_formula{$i}; |
if($this->_match($token) != '') |
{ |
if($i < strlen($this->_formula) - 1) { |
$this->_lookahead = $this->_formula{$i+1}; |
} |
$this->_current_char = $i + 1; |
$this->_current_token = $token; |
return(1); |
} |
if ($i < strlen($this->_formula) - 2) { |
$this->_lookahead = $this->_formula{$i+2}; |
} |
// if we run out of characters _lookahead becomes empty |
else { |
$this->_lookahead = ''; |
} |
$i++; |
} |
//die("Lexical error ".$this->_current_char); |
} |
/** |
* Checks if it's a valid token. |
* |
* @access private |
* @param mixed $token The token to check. |
* @return mixed The checked token or false on failure |
*/ |
function _match($token) |
{ |
switch($token) |
{ |
case SPREADSHEET_EXCEL_WRITER_ADD: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_SUB: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_MUL: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_DIV: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_OPEN: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_CLOSE: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_COMA: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_GT: |
if ($this->_lookahead == '=') { // it's a GE token |
break; |
} |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_LT: |
// it's a LE or a NE token |
if (($this->_lookahead == '=') or ($this->_lookahead == '>')) { |
break; |
} |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_GE: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_LE: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_EQ: |
return($token); |
break; |
case SPREADSHEET_EXCEL_WRITER_NE: |
return($token); |
break; |
default: |
// if it's a reference |
if (preg_match('/^\$?[A-I]?[A-Z]\$?[0-9]+$/',$token) and |
!ereg("[0-9]",$this->_lookahead) and |
($this->_lookahead != ':') and ($this->_lookahead != '.') and |
($this->_lookahead != '!')) |
{ |
return $token; |
} |
// If it's an external reference (Sheet1!A1 or Sheet1:Sheet2!A1) |
elseif (preg_match("/^[A-Za-z0-9_]+(\:[A-Za-z0-9_]+)?\![A-I]?[A-Z][0-9]+$/",$token) and |
!ereg("[0-9]",$this->_lookahead) and |
($this->_lookahead != ':') and ($this->_lookahead != '.')) |
{ |
return $token; |
} |
// if it's a range (A1:A2) |
elseif (preg_match("/^(\$)?[A-I]?[A-Z](\$)?[0-9]+:(\$)?[A-I]?[A-Z](\$)?[0-9]+$/",$token) and |
!ereg("[0-9]",$this->_lookahead)) |
{ |
return $token; |
} |
// if it's a range (A1..A2) |
elseif (preg_match("/^(\$)?[A-I]?[A-Z](\$)?[0-9]+\.\.(\$)?[A-I]?[A-Z](\$)?[0-9]+$/",$token) and |
!ereg("[0-9]",$this->_lookahead)) |
{ |
return $token; |
} |
// If it's an external range |
elseif (preg_match("/^[A-Za-z0-9_]+(\:[A-Za-z0-9_]+)?\!([A-I]?[A-Z])?[0-9]+:([A-I]?[A-Z])?[0-9]+$/",$token) and |
!ereg("[0-9]",$this->_lookahead)) |
{ |
return $token; |
} |
// If it's a number (check that it's not a sheet name or range) |
elseif (is_numeric($token) and !is_numeric($token.$this->_lookahead) and |
($this->_lookahead != '!') and (($this->_lookahead != ':'))) |
{ |
return $token; |
} |
// If it's a string (of maximum 255 characters) |
elseif(ereg("^\"[^\"]{0,255}\"$",$token)) |
{ |
return($token); |
} |
// if it's a function call |
elseif(eregi("^[A-Z0-9\xc0-\xdc\.]+$",$token) and ($this->_lookahead == "(")) |
{ |
return($token); |
} |
return ''; |
} |
} |
/** |
* The parsing method. It parses a formula. |
* |
* @access public |
* @param string $formula The formula to parse, without the initial equal sign (=). |
*/ |
function parse($formula) |
{ |
$this->_current_char = 0; |
$this->_formula = $formula; |
$this->_lookahead = $formula{1}; |
$this->_advance(); |
$this->_parse_tree = $this->_condition(); |
if ($this->isError($this->_parse_tree)) { |
return $this->_parse_tree; |
} |
} |
/** |
* It parses a condition. It assumes the following rule: |
* Cond -> Expr [(">" | "<") Expr] |
* |
* @access private |
* @return mixed The parsed ptg'd tree |
*/ |
function _condition() |
{ |
$result = $this->_expression(); |
if($this->isError($result)) { |
return $result; |
} |
if ($this->_current_token == SPREADSHEET_EXCEL_WRITER_LT) |
{ |
$this->_advance(); |
$result2 = $this->_expression(); |
if($this->isError($result2)) { |
return $result2; |
} |
$result = $this->_createTree('ptgLT', $result, $result2); |
} |
elseif ($this->_current_token == SPREADSHEET_EXCEL_WRITER_GT) |
{ |
$this->_advance(); |
$result2 = $this->_expression(); |
if($this->isError($result2)) { |
return $result2; |
} |
$result = $this->_createTree('ptgGT', $result, $result2); |
} |
elseif ($this->_current_token == SPREADSHEET_EXCEL_WRITER_LE) |
{ |
$this->_advance(); |
$result2 = $this->_expression(); |
if($this->isError($result2)) { |
return $result2; |
} |
$result = $this->_createTree('ptgLE', $result, $result2); |
} |
elseif ($this->_current_token == SPREADSHEET_EXCEL_WRITER_GE) |
{ |
$this->_advance(); |
$result2 = $this->_expression(); |
if($this->isError($result2)) { |
return $result2; |
} |
$result = $this->_createTree('ptgGE', $result, $result2); |
} |
elseif ($this->_current_token == SPREADSHEET_EXCEL_WRITER_EQ) |
{ |
$this->_advance(); |
$result2 = $this->_expression(); |
if($this->isError($result2)) { |
return $result2; |
} |
$result = $this->_createTree('ptgEQ', $result, $result2); |
} |
elseif ($this->_current_token == SPREADSHEET_EXCEL_WRITER_NE) |
{ |
$this->_advance(); |
$result2 = $this->_expression(); |
if($this->isError($result2)) { |
return $result2; |
} |
$result = $this->_createTree('ptgNE', $result, $result2); |
} |
return $result; |
} |
/** |
* It parses a expression. It assumes the following rule: |
* Expr -> Term [("+" | "-") Term] |
* |
* @access private |
* @return mixed The parsed ptg'd tree |
*/ |
function _expression() |
{ |
// If it's a string return a string node |
if (ereg("^\"[^\"]{0,255}\"$", $this->_current_token)) |
{ |
$result = $this->_createTree($this->_current_token, '', ''); |
$this->_advance(); |
return($result); |
} |
$result = $this->_term(); |
if($this->isError($result)) { |
return($result); |
} |
while (($this->_current_token == SPREADSHEET_EXCEL_WRITER_ADD) or |
($this->_current_token == SPREADSHEET_EXCEL_WRITER_SUB)) |
{ |
if ($this->_current_token == SPREADSHEET_EXCEL_WRITER_ADD) |
{ |
$this->_advance(); |
$result2 = $this->_term(); |
if($this->isError($result2)) { |
return($result2); |
} |
$result = $this->_createTree('ptgAdd', $result, $result2); |
} |
else |
{ |
$this->_advance(); |
$result2 = $this->_term(); |
if($this->isError($result2)) { |
return($result2); |
} |
$result = $this->_createTree('ptgSub', $result, $result2); |
} |
} |
return($result); |
} |
/** |
* This function just introduces a ptgParen element in the tree, so that Excel |
* doesn't get confused when working with a parenthesized formula afterwards. |
* |
* @access private |
* @see _fact() |
* @return mixed The parsed ptg'd tree |
*/ |
function _parenthesizedExpression() |
{ |
$result = $this->_createTree('ptgParen', $this->_expression(), ''); |
return($result); |
} |
/** |
* It parses a term. It assumes the following rule: |
* Term -> Fact [("*" | "/") Fact] |
* |
* @access private |
* @return mixed The parsed ptg'd tree |
*/ |
function _term() |
{ |
$result = $this->_fact(); |
if($this->isError($result)) { |
return($result); |
} |
while (($this->_current_token == SPREADSHEET_EXCEL_WRITER_MUL) or |
($this->_current_token == SPREADSHEET_EXCEL_WRITER_DIV)) |
{ |
if ($this->_current_token == SPREADSHEET_EXCEL_WRITER_MUL) |
{ |
$this->_advance(); |
$result2 = $this->_fact(); |
if($this->isError($result2)) { |
return($result2); |
} |
$result = $this->_createTree('ptgMul', $result, $result2); |
} |
else |
{ |
$this->_advance(); |
$result2 = $this->_fact(); |
if($this->isError($result2)) { |
return($result2); |
} |
$result = $this->_createTree('ptgDiv', $result, $result2); |
} |
} |
return($result); |
} |
/** |
* It parses a factor. It assumes the following rule: |
* Fact -> ( Expr ) |
* | CellRef |
* | CellRange |
* | Number |
* | Function |
* |
* @access private |
* @return mixed The parsed ptg'd tree |
*/ |
function _fact() |
{ |
if ($this->_current_token == SPREADSHEET_EXCEL_WRITER_OPEN) |
{ |
$this->_advance(); // eat the "(" |
$result = $this->_parenthesizedExpression(); |
if ($this->_current_token != SPREADSHEET_EXCEL_WRITER_CLOSE) { |
return($this->raiseError("')' token expected.")); |
} |
$this->_advance(); // eat the ")" |
return $result; |
} |
// if it's a reference |
if (preg_match('/^\$?[A-I]?[A-Z]\$?[0-9]+$/',$this->_current_token)) |
{ |
$result = $this->_createTree($this->_current_token, '', ''); |
$this->_advance(); |
return $result; |
} |
// If it's an external reference (Sheet1!A1 or Sheet1:Sheet2!A1) |
elseif (preg_match("/^[A-Za-z0-9_]+(\:[A-Za-z0-9_]+)?\![A-I]?[A-Z][0-9]+$/",$this->_current_token)) |
{ |
$result = $this->_createTree($this->_current_token, '', ''); |
$this->_advance(); |
return $result; |
} |
// if it's a range |
elseif (preg_match("/^(\$)?[A-I]?[A-Z](\$)?[0-9]+:(\$)?[A-I]?[A-Z](\$)?[0-9]+$/",$this->_current_token) or |
preg_match("/^(\$)?[A-I]?[A-Z](\$)?[0-9]+\.\.(\$)?[A-I]?[A-Z](\$)?[0-9]+$/",$this->_current_token)) |
{ |
$result = $this->_current_token; |
$this->_advance(); |
return $result; |
} |
// If it's an external range (Sheet1!A1:B2) |
elseif (preg_match("/^[A-Za-z0-9_]+(\:[A-Za-z0-9_]+)?\!([A-I]?[A-Z])?[0-9]+:([A-I]?[A-Z])?[0-9]+$/",$this->_current_token)) |
{ |
$result = $this->_current_token; |
$this->_advance(); |
return($result); |
} |
elseif (is_numeric($this->_current_token)) |
{ |
$result = $this->_createTree($this->_current_token, '', ''); |
$this->_advance(); |
return($result); |
} |
// if it's a function call |
elseif (eregi("^[A-Z0-9\xc0-\xdc\.]+$",$this->_current_token)) |
{ |
$result = $this->_func(); |
return($result); |
} |
return($this->raiseError("Sintactic error: ".$this->_current_token.", lookahead: ". |
$this->_lookahead.", current char: ".$this->_current_char)); |
} |
/** |
* It parses a function call. It assumes the following rule: |
* Func -> ( Expr [,Expr]* ) |
* |
* @access private |
*/ |
function _func() |
{ |
$num_args = 0; // number of arguments received |
$function = $this->_current_token; |
$this->_advance(); |
$this->_advance(); // eat the "(" |
while($this->_current_token != ')') |
{ |
if($num_args > 0) |
{ |
if($this->_current_token == SPREADSHEET_EXCEL_WRITER_COMA) { |
$this->_advance(); // eat the "," |
} |
else { |
return new PEAR_Error("Sintactic error: coma expected in ". |
"function $function, {$num_args}º arg"); |
} |
$result2 = $this->_condition(); |
if($this->isError($result2)) { |
return($result2); |
} |
$result = $this->_createTree('arg', $result, $result2); |
} |
else // first argument |
{ |
$result2 = $this->_condition(); |
if($this->isError($result2)) { |
return($result2); |
} |
$result = $this->_createTree('arg', '', $result2); |
} |
$num_args++; |
} |
$args = $this->_functions[$function][1]; |
// If fixed number of args eg. TIME($i,$j,$k). Check that the number of args is valid. |
if (($args >= 0) and ($args != $num_args)) |
{ |
return($this->raiseError("Incorrect number of arguments in function $function() ")); |
} |
$result = $this->_createTree($function, $result, ''); |
$this->_advance(); // eat the ")" |
return($result); |
} |
/** |
* Creates a tree. In fact an array which may have one or two arrays (sub-trees) |
* as elements. |
* |
* @access private |
* @param mixed $value The value of this node. |
* @param mixed $left The left array (sub-tree) or a final node. |
* @param mixed $right The right array (sub-tree) or a final node. |
*/ |
function _createTree($value, $left, $right) |
{ |
return(array('value' => $value, 'left' => $left, 'right' => $right)); |
} |
/** |
* Builds a string containing the tree in reverse polish notation (What you |
* would use in a HP calculator stack). |
* The following tree: |
* |
* + |
* / \ |
* 2 3 |
* |
* produces: "23+" |
* |
* The following tree: |
* |
* + |
* / \ |
* 3 * |
* / \ |
* 6 A1 |
* |
* produces: "36A1*+" |
* |
* In fact all operands, functions, references, etc... are written as ptg's |
* |
* @access public |
* @param array $tree The optional tree to convert. |
* @return string The tree in reverse polish notation |
*/ |
function toReversePolish($tree = array()) |
{ |
$polish = ""; // the string we are going to return |
if (empty($tree)) // If it's the first call use _parse_tree |
{ |
$tree = $this->_parse_tree; |
} |
if (is_array($tree['left'])) |
{ |
$converted_tree = $this->toReversePolish($tree['left']); |
if($this->isError($converted_tree)) { |
return($converted_tree); |
} |
$polish .= $converted_tree; |
} |
elseif($tree['left'] != '') // It's a final node |
{ |
$converted_tree = $this->_convert($tree['left']); |
if($this->isError($converted_tree)) { |
return($converted_tree); |
} |
$polish .= $converted_tree; |
} |
if (is_array($tree['right'])) |
{ |
$converted_tree = $this->toReversePolish($tree['right']); |
if($this->isError($converted_tree)) { |
return($converted_tree); |
} |
$polish .= $converted_tree; |
} |
elseif($tree['right'] != '') // It's a final node |
{ |
$converted_tree = $this->_convert($tree['right']); |
if($this->isError($converted_tree)) { |
return($converted_tree); |
} |
$polish .= $converted_tree; |
} |
$converted_tree = $this->_convert($tree['value']); |
if($this->isError($converted_tree)) { |
return($converted_tree); |
} |
$polish .= $converted_tree; |
return($polish); |
} |
} |
?> |
/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer/Workbook.php |
---|
New file |
0,0 → 1,1042 |
<?php |
/* |
* Module written/ported by Xavier Noguer <xnoguer@rezebra.com> |
* |
* The majority of this is _NOT_ my code. I simply ported it from the |
* PERL Spreadsheet::WriteExcel module. |
* |
* The author of the Spreadsheet::WriteExcel module is John McNamara |
* <jmcnamara@cpan.org> |
* |
* I _DO_ maintain this code, and John McNamara has nothing to do with the |
* porting of this code to PHP. Any questions directly related to this |
* class library should be directed to me. |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
require_once('Format.php'); |
require_once('OLEwriter.php'); |
require_once('BIFFwriter.php'); |
require_once('Worksheet.php'); |
require_once('Parser.php'); |
/** |
* Class for generating Excel Spreadsheets |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer_Workbook extends Spreadsheet_Excel_Writer_BIFFwriter |
{ |
/** |
* Filename for the Workbook |
* @var string |
*/ |
var $_filename; |
/** |
* Formula parser |
* @var object Parser |
*/ |
var $_parser; |
/** |
* Flag for 1904 date system |
* @var integer |
*/ |
var $_1904; |
/** |
* The active worksheet of the workbook (0 indexed) |
* @var integer |
*/ |
var $_activesheet; |
/** |
* 1st displayed worksheet in the workbook (0 indexed) |
* @var integer |
*/ |
var $_firstsheet; |
/** |
* Number of workbook tabs selected |
* @var integer |
*/ |
var $_selected; |
/** |
* Index for creating adding new formats to the workbook |
* @var integer |
*/ |
var $_xf_index; |
/** |
* Flag for preventing close from being called twice. |
* @var integer |
* @see close() |
*/ |
var $_fileclosed; |
/** |
* The BIFF file size for the workbook. |
* @var integer |
* @see _calcSheetOffsets() |
*/ |
var $_biffsize; |
/** |
* The default sheetname for all sheets created. |
* @var string |
*/ |
var $_sheetname; |
/** |
* The default XF format. |
* @var object Format |
*/ |
var $_tmp_format; |
/** |
* Array containing references to all of this workbook's worksheets |
* @var array |
*/ |
var $_worksheets; |
/** |
* Array of sheetnames for creating the EXTERNSHEET records |
* @var array |
*/ |
var $_sheetnames; |
/** |
* Array containing references to all of this workbook's formats |
* @var array |
*/ |
var $_formats; |
/** |
* Array containing the colour palette |
* @var array |
*/ |
var $_palette; |
/** |
* The default format for URLs. |
* @var object Format |
*/ |
var $_url_format; |
/** |
* Class constructor |
* |
* @param string filename for storing the workbook. "-" for writing to stdout. |
* @access public |
*/ |
function Spreadsheet_Excel_Writer_Workbook($filename) |
{ |
// It needs to call its parent's constructor explicitly |
$this->Spreadsheet_Excel_Writer_BIFFwriter(); |
$this->_filename = $filename; |
$this->_parser =& new Spreadsheet_Excel_Writer_Parser($this->_byte_order); |
$this->_1904 = 0; |
$this->_activesheet = 0; |
$this->_firstsheet = 0; |
$this->_selected = 0; |
$this->_xf_index = 16; // 15 style XF's and 1 cell XF. |
$this->_fileclosed = 0; |
$this->_biffsize = 0; |
$this->_sheetname = "Sheet"; |
$this->_tmp_format =& new Spreadsheet_Excel_Writer_Format(); |
$this->_worksheets = array(); |
$this->_sheetnames = array(); |
$this->_formats = array(); |
$this->_palette = array(); |
// Add the default format for hyperlinks |
$this->_url_format =& $this->addFormat(array('color' => 'blue', 'underline' => 1)); |
$this->_setPaletteXl97(); |
} |
/** |
* Calls finalization methods. |
* This method should always be the last one to be called on every workbook |
* |
* @access public |
*/ |
function close() |
{ |
if ($this->_fileclosed) { // Prevent close() from being called twice. |
return; |
} |
$this->_storeWorkbook(); |
$this->_fileclosed = 1; |
} |
/** |
* An accessor for the _worksheets[] array |
* Returns an array of the worksheet objects in a workbook |
* It actually calls to worksheets() |
* |
* @access public |
* @see worksheets() |
* @return array |
*/ |
function sheets() |
{ |
return $this->worksheets(); |
} |
/** |
* An accessor for the _worksheets[] array. |
* Returns an array of the worksheet objects in a workbook |
* |
* @access public |
* @return array |
*/ |
function worksheets() |
{ |
return($this->_worksheets); |
} |
/** |
* Add a new worksheet to the Excel workbook. |
* If no name is given the name of the worksheet will be Sheeti$i, with |
* $i in [1..]. |
* |
* @access public |
* @param string $name the optional name of the worksheet |
* @return &Spreadsheet_Excel_Writer_Worksheet reference to a worksheet object |
*/ |
function &addWorksheet($name = '') |
{ |
$index = count($this->_worksheets); |
$sheetname = $this->_sheetname; |
if($name == '') { |
$name = $sheetname.($index+1); |
} |
// Check that sheetname is <= 31 chars (Excel limit). |
if(strlen($name) > 31) { |
$this->raiseError("Sheetname $name must be <= 31 chars"); |
} |
// Check that the worksheet name doesn't already exist: a fatal Excel error. |
for($i=0; $i < count($this->_worksheets); $i++) |
{ |
if($name == $this->_worksheets[$i]->getName()) { |
$this->raiseError("Worksheet '$name' already exists"); |
} |
} |
$worksheet = new Spreadsheet_Excel_Writer_Worksheet($name,$index,$this->_activesheet, |
$this->_firstsheet,$this->_url_format, |
$this->_parser); |
$this->_worksheets[$index] = &$worksheet; // Store ref for iterator |
$this->_sheetnames[$index] = $name; // Store EXTERNSHEET names |
$this->_parser->setExtSheet($name, $index); // Register worksheet name with parser |
return($worksheet); |
} |
/** |
* Add a new format to the Excel workbook. |
* Also, pass any properties to the Format constructor. |
* |
* @access public |
* @param array $properties array with properties for initializing the format. |
* @return &Spreadsheet_Excel_Writer_Format reference to an Excel Format |
*/ |
function &addFormat($properties = array()) |
{ |
$format = new Spreadsheet_Excel_Writer_Format($this->_xf_index,$properties); |
$this->_xf_index += 1; |
$this->_formats[] = &$format; |
return($format); |
} |
/** |
* Change the RGB components of the elements in the colour palette. |
* |
* @access public |
* @param integer $index colour index |
* @param integer $red red RGB value [0-255] |
* @param integer $green green RGB value [0-255] |
* @param integer $blue blue RGB value [0-255] |
* @return integer The palette index for the custom color |
*/ |
function setCustomColor($index,$red,$green,$blue) |
{ |
// Match a HTML #xxyyzz style parameter |
/*if (defined $_[1] and $_[1] =~ /^#(\w\w)(\w\w)(\w\w)/ ) { |
@_ = ($_[0], hex $1, hex $2, hex $3); |
}*/ |
// Check that the colour index is the right range |
if ($index < 8 or $index > 64) { |
// TODO: assign real error codes |
$this->raiseError("Color index $index outside range: 8 <= index <= 64",0,PEAR_ERROR_DIE); |
} |
// Check that the colour components are in the right range |
if ( ($red < 0 or $red > 255) or |
($green < 0 or $green > 255) or |
($blue < 0 or $blue > 255) ) |
{ |
$this->raiseError("Color component outside range: 0 <= color <= 255"); |
} |
$index -= 8; // Adjust colour index (wingless dragonfly) |
// Set the RGB value |
$this->_palette[$index] = array($red, $green, $blue, 0); |
return($index + 8); |
} |
/** |
* Sets the colour palette to the Excel 97+ default. |
* |
* @access private |
*/ |
function _setPaletteXl97() |
{ |
$this->_palette = array( |
array(0x00, 0x00, 0x00, 0x00), // 8 |
array(0xff, 0xff, 0xff, 0x00), // 9 |
array(0xff, 0x00, 0x00, 0x00), // 10 |
array(0x00, 0xff, 0x00, 0x00), // 11 |
array(0x00, 0x00, 0xff, 0x00), // 12 |
array(0xff, 0xff, 0x00, 0x00), // 13 |
array(0xff, 0x00, 0xff, 0x00), // 14 |
array(0x00, 0xff, 0xff, 0x00), // 15 |
array(0x80, 0x00, 0x00, 0x00), // 16 |
array(0x00, 0x80, 0x00, 0x00), // 17 |
array(0x00, 0x00, 0x80, 0x00), // 18 |
array(0x80, 0x80, 0x00, 0x00), // 19 |
array(0x80, 0x00, 0x80, 0x00), // 20 |
array(0x00, 0x80, 0x80, 0x00), // 21 |
array(0xc0, 0xc0, 0xc0, 0x00), // 22 |
array(0x80, 0x80, 0x80, 0x00), // 23 |
array(0x99, 0x99, 0xff, 0x00), // 24 |
array(0x99, 0x33, 0x66, 0x00), // 25 |
array(0xff, 0xff, 0xcc, 0x00), // 26 |
array(0xcc, 0xff, 0xff, 0x00), // 27 |
array(0x66, 0x00, 0x66, 0x00), // 28 |
array(0xff, 0x80, 0x80, 0x00), // 29 |
array(0x00, 0x66, 0xcc, 0x00), // 30 |
array(0xcc, 0xcc, 0xff, 0x00), // 31 |
array(0x00, 0x00, 0x80, 0x00), // 32 |
array(0xff, 0x00, 0xff, 0x00), // 33 |
array(0xff, 0xff, 0x00, 0x00), // 34 |
array(0x00, 0xff, 0xff, 0x00), // 35 |
array(0x80, 0x00, 0x80, 0x00), // 36 |
array(0x80, 0x00, 0x00, 0x00), // 37 |
array(0x00, 0x80, 0x80, 0x00), // 38 |
array(0x00, 0x00, 0xff, 0x00), // 39 |
array(0x00, 0xcc, 0xff, 0x00), // 40 |
array(0xcc, 0xff, 0xff, 0x00), // 41 |
array(0xcc, 0xff, 0xcc, 0x00), // 42 |
array(0xff, 0xff, 0x99, 0x00), // 43 |
array(0x99, 0xcc, 0xff, 0x00), // 44 |
array(0xff, 0x99, 0xcc, 0x00), // 45 |
array(0xcc, 0x99, 0xff, 0x00), // 46 |
array(0xff, 0xcc, 0x99, 0x00), // 47 |
array(0x33, 0x66, 0xff, 0x00), // 48 |
array(0x33, 0xcc, 0xcc, 0x00), // 49 |
array(0x99, 0xcc, 0x00, 0x00), // 50 |
array(0xff, 0xcc, 0x00, 0x00), // 51 |
array(0xff, 0x99, 0x00, 0x00), // 52 |
array(0xff, 0x66, 0x00, 0x00), // 53 |
array(0x66, 0x66, 0x99, 0x00), // 54 |
array(0x96, 0x96, 0x96, 0x00), // 55 |
array(0x00, 0x33, 0x66, 0x00), // 56 |
array(0x33, 0x99, 0x66, 0x00), // 57 |
array(0x00, 0x33, 0x00, 0x00), // 58 |
array(0x33, 0x33, 0x00, 0x00), // 59 |
array(0x99, 0x33, 0x00, 0x00), // 60 |
array(0x99, 0x33, 0x66, 0x00), // 61 |
array(0x33, 0x33, 0x99, 0x00), // 62 |
array(0x33, 0x33, 0x33, 0x00), // 63 |
); |
} |
/** |
* Assemble worksheets into a workbook and send the BIFF data to an OLE |
* storage. |
* |
* @access private |
*/ |
function _storeWorkbook() |
{ |
// Ensure that at least one worksheet has been selected. |
if ($this->_activesheet == 0) |
{ |
$this->_worksheets[0]->selected = 1; |
} |
// Calculate the number of selected worksheet tabs and call the finalization |
// methods for each worksheet |
for($i=0; $i < count($this->_worksheets); $i++) |
{ |
if($this->_worksheets[$i]->selected) { |
$this->_selected++; |
} |
$this->_worksheets[$i]->close($this->_sheetnames); |
} |
// Add Workbook globals |
$this->_storeBof(0x0005); |
$this->_storeExterns(); // For print area and repeat rows |
$this->_storeNames(); // For print area and repeat rows |
$this->_storeWindow1(); |
$this->_store1904(); |
$this->_storeAllFonts(); |
$this->_storeAllNumFormats(); |
$this->_storeAllXfs(); |
$this->_storeAllStyles(); |
$this->_storePalette(); |
$this->_calcSheetOffsets(); |
// Add BOUNDSHEET records |
for($i=0; $i < count($this->_worksheets); $i++) { |
$this->_storeBoundsheet($this->_worksheets[$i]->name,$this->_worksheets[$i]->offset); |
} |
// End Workbook globals |
$this->_storeEof(); |
// Store the workbook in an OLE container |
$this->_storeOLEFile(); |
} |
/** |
* Store the workbook in an OLE container if the total size of the workbook data |
* is less than ~ 7MB. |
* |
* @access private |
*/ |
function _storeOLEFile() |
{ |
$OLE = new Spreadsheet_Excel_Writer_OLEwriter($this->_filename); |
$this->_tmp_filename = $OLE->_tmp_filename; |
// Write Worksheet data if data <~ 7MB |
if ($OLE->setSize($this->_biffsize)) |
{ |
$OLE->writeHeader(); |
$OLE->write($this->_data); |
foreach($this->_worksheets as $sheet) |
{ |
while ($tmp = $sheet->getData()) { |
$OLE->write($tmp); |
} |
} |
} |
$OLE->close(); |
} |
/** |
* Calculate offsets for Worksheet BOF records. |
* |
* @access private |
*/ |
function _calcSheetOffsets() |
{ |
$BOF = 11; |
$EOF = 4; |
$offset = $this->_datasize; |
for($i=0; $i < count($this->_worksheets); $i++) { |
$offset += $BOF + strlen($this->_worksheets[$i]->name); |
} |
$offset += $EOF; |
for($i=0; $i < count($this->_worksheets); $i++) { |
$this->_worksheets[$i]->offset = $offset; |
$offset += $this->_worksheets[$i]->_datasize; |
} |
$this->_biffsize = $offset; |
} |
/** |
* Store the Excel FONT records. |
* |
* @access private |
*/ |
function _storeAllFonts() |
{ |
// tmp_format is added by the constructor. We use this to write the default XF's |
$format = $this->_tmp_format; |
$font = $format->getFont(); |
// Note: Fonts are 0-indexed. According to the SDK there is no index 4, |
// so the following fonts are 0, 1, 2, 3, 5 |
// |
for($i=1; $i <= 5; $i++){ |
$this->_append($font); |
} |
// Iterate through the XF objects and write a FONT record if it isn't the |
// same as the default FONT and if it hasn't already been used. |
// |
$fonts = array(); |
$index = 6; // The first user defined FONT |
$key = $format->getFontKey(); // The default font from _tmp_format |
$fonts[$key] = 0; // Index of the default font |
for($i=0; $i < count($this->_formats); $i++) { |
$key = $this->_formats[$i]->getFontKey(); |
if (isset($fonts[$key])) { |
// FONT has already been used |
$this->_formats[$i]->font_index = $fonts[$key]; |
} |
else { |
// Add a new FONT record |
$fonts[$key] = $index; |
$this->_formats[$i]->font_index = $index; |
$index++; |
$font = $this->_formats[$i]->getFont(); |
$this->_append($font); |
} |
} |
} |
/** |
* Store user defined numerical formats i.e. FORMAT records |
* |
* @access private |
*/ |
function _storeAllNumFormats() |
{ |
// Leaning num_format syndrome |
$hash_num_formats = array(); |
$num_formats = array(); |
$index = 164; |
// Iterate through the XF objects and write a FORMAT record if it isn't a |
// built-in format type and if the FORMAT string hasn't already been used. |
// |
for($i=0; $i < count($this->_formats); $i++) |
{ |
$num_format = $this->_formats[$i]->_num_format; |
// Check if $num_format is an index to a built-in format. |
// Also check for a string of zeros, which is a valid format string |
// but would evaluate to zero. |
// |
if (!preg_match("/^0+\d/",$num_format)) |
{ |
if (preg_match("/^\d+$/",$num_format)) { // built-in format |
continue; |
} |
} |
if (isset($hash_num_formats[$num_format])) { |
// FORMAT has already been used |
$this->_formats[$i]->_num_format = $hash_num_formats[$num_format]; |
} |
else{ |
// Add a new FORMAT |
$hash_num_formats[$num_format] = $index; |
$this->_formats[$i]->_num_format = $index; |
array_push($num_formats,$num_format); |
$index++; |
} |
} |
// Write the new FORMAT records starting from 0xA4 |
$index = 164; |
foreach ($num_formats as $num_format) { |
$this->_storeNumFormat($num_format,$index); |
$index++; |
} |
} |
/** |
* Write all XF records. |
* |
* @access private |
*/ |
function _storeAllXfs() |
{ |
// _tmp_format is added by the constructor. We use this to write the default XF's |
// The default font index is 0 |
// |
$format = $this->_tmp_format; |
for ($i=0; $i <= 14; $i++) { |
$xf = $format->getXf('style'); // Style XF |
$this->_append($xf); |
} |
$xf = $format->getXf('cell'); // Cell XF |
$this->_append($xf); |
// User defined XFs |
for($i=0; $i < count($this->_formats); $i++) { |
$xf = $this->_formats[$i]->getXf('cell'); |
$this->_append($xf); |
} |
} |
/** |
* Write all STYLE records. |
* |
* @access private |
*/ |
function _storeAllStyles() |
{ |
$this->_storeStyle(); |
} |
/** |
* Write the EXTERNCOUNT and EXTERNSHEET records. These are used as indexes for |
* the NAME records. |
* |
* @access private |
*/ |
function _storeExterns() |
{ |
// Create EXTERNCOUNT with number of worksheets |
$this->_storeExterncount(count($this->_worksheets)); |
// Create EXTERNSHEET for each worksheet |
foreach ($this->_sheetnames as $sheetname) { |
$this->_storeExternsheet($sheetname); |
} |
} |
/** |
* Write the NAME record to define the print area and the repeat rows and cols. |
* |
* @access private |
*/ |
function _storeNames() |
{ |
// Create the print area NAME records |
foreach ($this->_worksheets as $worksheet) { |
// Write a Name record if the print area has been defined |
if (isset($worksheet->print_rowmin)) |
{ |
$this->_storeNameShort( |
$worksheet->index, |
0x06, // NAME type |
$worksheet->print_rowmin, |
$worksheet->print_rowmax, |
$worksheet->print_colmin, |
$worksheet->print_colmax |
); |
} |
} |
// Create the print title NAME records |
foreach ($this->_worksheets as $worksheet) |
{ |
$rowmin = $worksheet->title_rowmin; |
$rowmax = $worksheet->title_rowmax; |
$colmin = $worksheet->title_colmin; |
$colmax = $worksheet->title_colmax; |
// Determine if row + col, row, col or nothing has been defined |
// and write the appropriate record |
// |
if (isset($rowmin) and isset($colmin)) { |
// Row and column titles have been defined. |
// Row title has been defined. |
$this->_storeNameLong( |
$worksheet->index, |
0x07, // NAME type |
$rowmin, |
$rowmax, |
$colmin, |
$colmax |
); |
} |
elseif (isset($rowmin)) { |
// Row title has been defined. |
$this->_storeNameShort( |
$worksheet->index, |
0x07, // NAME type |
$rowmin, |
$rowmax, |
0x00, |
0xff |
); |
} |
elseif (isset($colmin)) { |
// Column title has been defined. |
$this->_storeNameShort( |
$worksheet->index, |
0x07, // NAME type |
0x0000, |
0x3fff, |
$colmin, |
$colmax |
); |
} |
else { |
// Print title hasn't been defined. |
} |
} |
} |
/****************************************************************************** |
* |
* BIFF RECORDS |
* |
*/ |
/** |
* Write Excel BIFF WINDOW1 record. |
* |
* @access private |
*/ |
function _storeWindow1() |
{ |
$record = 0x003D; // Record identifier |
$length = 0x0012; // Number of bytes to follow |
$xWn = 0x0000; // Horizontal position of window |
$yWn = 0x0000; // Vertical position of window |
$dxWn = 0x25BC; // Width of window |
$dyWn = 0x1572; // Height of window |
$grbit = 0x0038; // Option flags |
$ctabsel = $this->_selected; // Number of workbook tabs selected |
$wTabRatio = 0x0258; // Tab to scrollbar ratio |
$itabFirst = $this->_firstsheet; // 1st displayed worksheet |
$itabCur = $this->_activesheet; // Active worksheet |
$header = pack("vv", $record, $length); |
$data = pack("vvvvvvvvv", $xWn, $yWn, $dxWn, $dyWn, |
$grbit, |
$itabCur, $itabFirst, |
$ctabsel, $wTabRatio); |
$this->_append($header.$data); |
} |
/** |
* Writes Excel BIFF BOUNDSHEET record. |
* |
* @param string $sheetname Worksheet name |
* @param integer $offset Location of worksheet BOF |
* @access private |
*/ |
function _storeBoundsheet($sheetname,$offset) |
{ |
$record = 0x0085; // Record identifier |
$length = 0x07 + strlen($sheetname); // Number of bytes to follow |
$grbit = 0x0000; // Sheet identifier |
$cch = strlen($sheetname); // Length of sheet name |
$header = pack("vv", $record, $length); |
$data = pack("VvC", $offset, $grbit, $cch); |
$this->_append($header.$data.$sheetname); |
} |
/** |
* Write Excel BIFF STYLE records. |
* |
* @access private |
*/ |
function _storeStyle() |
{ |
$record = 0x0293; // Record identifier |
$length = 0x0004; // Bytes to follow |
$ixfe = 0x8000; // Index to style XF |
$BuiltIn = 0x00; // Built-in style |
$iLevel = 0xff; // Outline style level |
$header = pack("vv", $record, $length); |
$data = pack("vCC", $ixfe, $BuiltIn, $iLevel); |
$this->_append($header.$data); |
} |
/** |
* Writes Excel FORMAT record for non "built-in" numerical formats. |
* |
* @param string $format Custom format string |
* @param integer $ifmt Format index code |
* @access private |
*/ |
function _storeNumFormat($format,$ifmt) |
{ |
$record = 0x041E; // Record identifier |
$length = 0x03 + strlen($format); // Number of bytes to follow |
$cch = strlen($format); // Length of format string |
$header = pack("vv", $record, $length); |
$data = pack("vC", $ifmt, $cch); |
$this->_append($header.$data.$format); |
} |
/** |
* Write Excel 1904 record to indicate the date system in use. |
* |
* @access private |
*/ |
function _store1904() |
{ |
$record = 0x0022; // Record identifier |
$length = 0x0002; // Bytes to follow |
$f1904 = $this->_1904; // Flag for 1904 date system |
$header = pack("vv", $record, $length); |
$data = pack("v", $f1904); |
$this->_append($header.$data); |
} |
/** |
* Write BIFF record EXTERNCOUNT to indicate the number of external sheet |
* references in the workbook. |
* |
* Excel only stores references to external sheets that are used in NAME. |
* The workbook NAME record is required to define the print area and the repeat |
* rows and columns. |
* |
* A similar method is used in Worksheet.php for a slightly different purpose. |
* |
* @param integer $cxals Number of external references |
* @access private |
*/ |
function _storeExterncount($cxals) |
{ |
$record = 0x0016; // Record identifier |
$length = 0x0002; // Number of bytes to follow |
$header = pack("vv", $record, $length); |
$data = pack("v", $cxals); |
$this->_append($header.$data); |
} |
/** |
* Writes the Excel BIFF EXTERNSHEET record. These references are used by |
* formulas. NAME record is required to define the print area and the repeat |
* rows and columns. |
* |
* A similar method is used in Worksheet.php for a slightly different purpose. |
* |
* @param string $sheetname Worksheet name |
* @access private |
*/ |
function _storeExternsheet($sheetname) |
{ |
$record = 0x0017; // Record identifier |
$length = 0x02 + strlen($sheetname); // Number of bytes to follow |
$cch = strlen($sheetname); // Length of sheet name |
$rgch = 0x03; // Filename encoding |
$header = pack("vv", $record, $length); |
$data = pack("CC", $cch, $rgch); |
$this->_append($header.$data.$sheetname); |
} |
/** |
* Store the NAME record in the short format that is used for storing the print |
* area, repeat rows only and repeat columns only. |
* |
* @param integer $index Sheet index |
* @param integer $type Built-in name type |
* @param integer $rowmin Start row |
* @param integer $rowmax End row |
* @param integer $colmin Start colum |
* @param integer $colmax End column |
* @access private |
*/ |
function _storeNameShort($index,$type,$rowmin,$rowmax,$colmin,$colmax) |
{ |
$record = 0x0018; // Record identifier |
$length = 0x0024; // Number of bytes to follow |
$grbit = 0x0020; // Option flags |
$chKey = 0x00; // Keyboard shortcut |
$cch = 0x01; // Length of text name |
$cce = 0x0015; // Length of text definition |
$ixals = $index + 1; // Sheet index |
$itab = $ixals; // Equal to ixals |
$cchCustMenu = 0x00; // Length of cust menu text |
$cchDescription = 0x00; // Length of description text |
$cchHelptopic = 0x00; // Length of help topic text |
$cchStatustext = 0x00; // Length of status bar text |
$rgch = $type; // Built-in name type |
$unknown03 = 0x3b; |
$unknown04 = 0xffff-$index; |
$unknown05 = 0x0000; |
$unknown06 = 0x0000; |
$unknown07 = 0x1087; |
$unknown08 = 0x8005; |
$header = pack("vv", $record, $length); |
$data = pack("v", $grbit); |
$data .= pack("C", $chKey); |
$data .= pack("C", $cch); |
$data .= pack("v", $cce); |
$data .= pack("v", $ixals); |
$data .= pack("v", $itab); |
$data .= pack("C", $cchCustMenu); |
$data .= pack("C", $cchDescription); |
$data .= pack("C", $cchHelptopic); |
$data .= pack("C", $cchStatustext); |
$data .= pack("C", $rgch); |
$data .= pack("C", $unknown03); |
$data .= pack("v", $unknown04); |
$data .= pack("v", $unknown05); |
$data .= pack("v", $unknown06); |
$data .= pack("v", $unknown07); |
$data .= pack("v", $unknown08); |
$data .= pack("v", $index); |
$data .= pack("v", $index); |
$data .= pack("v", $rowmin); |
$data .= pack("v", $rowmax); |
$data .= pack("C", $colmin); |
$data .= pack("C", $colmax); |
$this->_append($header.$data); |
} |
/** |
* Store the NAME record in the long format that is used for storing the repeat |
* rows and columns when both are specified. This shares a lot of code with |
* _storeNameShort() but we use a separate method to keep the code clean. |
* Code abstraction for reuse can be carried too far, and I should know. ;-) |
* |
* @param integer $index Sheet index |
* @param integer $type Built-in name type |
* @param integer $rowmin Start row |
* @param integer $rowmax End row |
* @param integer $colmin Start colum |
* @param integer $colmax End column |
* @access private |
*/ |
function _storeNameLong($index,$type,$rowmin,$rowmax,$colmin,$colmax) |
{ |
$record = 0x0018; // Record identifier |
$length = 0x003d; // Number of bytes to follow |
$grbit = 0x0020; // Option flags |
$chKey = 0x00; // Keyboard shortcut |
$cch = 0x01; // Length of text name |
$cce = 0x002e; // Length of text definition |
$ixals = $index + 1; // Sheet index |
$itab = $ixals; // Equal to ixals |
$cchCustMenu = 0x00; // Length of cust menu text |
$cchDescription = 0x00; // Length of description text |
$cchHelptopic = 0x00; // Length of help topic text |
$cchStatustext = 0x00; // Length of status bar text |
$rgch = $type; // Built-in name type |
$unknown01 = 0x29; |
$unknown02 = 0x002b; |
$unknown03 = 0x3b; |
$unknown04 = 0xffff-$index; |
$unknown05 = 0x0000; |
$unknown06 = 0x0000; |
$unknown07 = 0x1087; |
$unknown08 = 0x8008; |
$header = pack("vv", $record, $length); |
$data = pack("v", $grbit); |
$data .= pack("C", $chKey); |
$data .= pack("C", $cch); |
$data .= pack("v", $cce); |
$data .= pack("v", $ixals); |
$data .= pack("v", $itab); |
$data .= pack("C", $cchCustMenu); |
$data .= pack("C", $cchDescription); |
$data .= pack("C", $cchHelptopic); |
$data .= pack("C", $cchStatustext); |
$data .= pack("C", $rgch); |
$data .= pack("C", $unknown01); |
$data .= pack("v", $unknown02); |
// Column definition |
$data .= pack("C", $unknown03); |
$data .= pack("v", $unknown04); |
$data .= pack("v", $unknown05); |
$data .= pack("v", $unknown06); |
$data .= pack("v", $unknown07); |
$data .= pack("v", $unknown08); |
$data .= pack("v", $index); |
$data .= pack("v", $index); |
$data .= pack("v", 0x0000); |
$data .= pack("v", 0x3fff); |
$data .= pack("C", $colmin); |
$data .= pack("C", $colmax); |
// Row definition |
$data .= pack("C", $unknown03); |
$data .= pack("v", $unknown04); |
$data .= pack("v", $unknown05); |
$data .= pack("v", $unknown06); |
$data .= pack("v", $unknown07); |
$data .= pack("v", $unknown08); |
$data .= pack("v", $index); |
$data .= pack("v", $index); |
$data .= pack("v", $rowmin); |
$data .= pack("v", $rowmax); |
$data .= pack("C", 0x00); |
$data .= pack("C", 0xff); |
// End of data |
$data .= pack("C", 0x10); |
$this->_append($header.$data); |
} |
/** |
* Stores the PALETTE biff record. |
* |
* @access private |
*/ |
function _storePalette() |
{ |
$aref = $this->_palette; |
$record = 0x0092; // Record identifier |
$length = 2 + 4 * count($aref); // Number of bytes to follow |
$ccv = count($aref); // Number of RGB values to follow |
$data = ''; // The RGB data |
// Pack the RGB data |
foreach($aref as $color) |
{ |
foreach($color as $byte) { |
$data .= pack("C",$byte); |
} |
} |
$header = pack("vvv", $record, $length, $ccv); |
$this->_append($header.$data); |
} |
} |
?> |
/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer/BIFFwriter.php |
---|
New file |
0,0 → 1,235 |
<?php |
/* |
* Module written/ported by Xavier Noguer <xnoguer@rezebra.com> |
* |
* The majority of this is _NOT_ my code. I simply ported it from the |
* PERL Spreadsheet::WriteExcel module. |
* |
* The author of the Spreadsheet::WriteExcel module is John McNamara |
* <jmcnamara@cpan.org> |
* |
* I _DO_ maintain this code, and John McNamara has nothing to do with the |
* porting of this code to PHP. Any questions directly related to this |
* class library should be directed to me. |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
require_once('PEAR.php'); |
/** |
* Class for writing Excel BIFF records. |
* |
* From "MICROSOFT EXCEL BINARY FILE FORMAT" by Mark O'Brien (Microsoft Corporation): |
* |
* BIFF (BInary File Format) is the file format in which Excel documents are |
* saved on disk. A BIFF file is a complete description of an Excel document. |
* BIFF files consist of sequences of variable-length records. There are many |
* different types of BIFF records. For example, one record type describes a |
* formula entered into a cell; one describes the size and location of a |
* window into a document; another describes a picture format. |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer_BIFFwriter extends PEAR |
{ |
/** |
* The BIFF/Excel version (5). |
* @var integer |
*/ |
var $_BIFF_version = 0x0500; |
/** |
* The byte order of this architecture. 0 => little endian, 1 => big endian |
* @var integer |
*/ |
var $_byte_order; |
/** |
* The string containing the data of the BIFF stream |
* @var string |
*/ |
var $_data; |
/** |
* The size of the data in bytes. Should be the same as strlen($this->_data) |
* @var integer |
*/ |
var $_datasize; |
/** |
* The maximun length for a BIFF record. See _addContinue() |
* @var integer |
* @see _addContinue() |
*/ |
var $_limit; |
/** |
* Constructor |
* |
* @access public |
*/ |
function Spreadsheet_Excel_Writer_BIFFwriter() |
{ |
$this->_byte_order = ''; |
$this->_data = ''; |
$this->_datasize = 0; |
$this->_limit = 2080; |
// Set the byte order |
$this->_setByteOrder(); |
} |
/** |
* Determine the byte order and store it as class data to avoid |
* recalculating it for each call to new(). |
* |
* @access private |
*/ |
function _setByteOrder() |
{ |
if ($this->_byte_order == '') |
{ |
// Check if "pack" gives the required IEEE 64bit float |
$teststr = pack("d", 1.2345); |
$number = pack("C8", 0x8D, 0x97, 0x6E, 0x12, 0x83, 0xC0, 0xF3, 0x3F); |
if ($number == $teststr) { |
$byte_order = 0; // Little Endian |
} |
elseif ($number == strrev($teststr)){ |
$byte_order = 1; // Big Endian |
} |
else { |
// Give up. I'll fix this in a later version. |
$this->raiseError("Required floating point format not supported ". |
"on this platform."); |
} |
} |
$this->_byte_order = $byte_order; |
} |
/** |
* General storage function |
* |
* @param string $data binary data to prepend |
* @access private |
*/ |
function _prepend($data) |
{ |
if (strlen($data) > $this->_limit) { |
$data = $this->_addContinue($data); |
} |
$this->_data = $data.$this->_data; |
$this->_datasize += strlen($data); |
} |
/** |
* General storage function |
* |
* @param string $data binary data to append |
* @access private |
*/ |
function _append($data) |
{ |
if (strlen($data) > $this->_limit) { |
$data = $this->_addContinue($data); |
} |
$this->_data = $this->_data.$data; |
$this->_datasize += strlen($data); |
} |
/** |
* Writes Excel BOF record to indicate the beginning of a stream or |
* sub-stream in the BIFF file. |
* |
* @param integer $type type of BIFF file to write: 0x0005 Workbook, 0x0010 Worksheet. |
* @access private |
*/ |
function _storeBof($type) |
{ |
$record = 0x0809; // Record identifier |
$length = 0x0008; // Number of bytes to follow |
$version = $this->_BIFF_version; |
// According to the SDK $build and $year should be set to zero. |
// However, this throws a warning in Excel 5. So, use these |
// magic numbers. |
$build = 0x096C; |
$year = 0x07C9; |
$header = pack("vv", $record, $length); |
$data = pack("vvvv", $version, $type, $build, $year); |
$this->_prepend($header.$data); |
} |
/** |
* Writes Excel EOF record to indicate the end of a BIFF stream. |
* |
* @access private |
*/ |
function _storeEof() |
{ |
$record = 0x000A; // Record identifier |
$length = 0x0000; // Number of bytes to follow |
$header = pack("vv", $record, $length); |
$this->_append($header); |
} |
/** |
* Excel limits the size of BIFF records. In Excel 5 the limit is 2084 bytes. In |
* Excel 97 the limit is 8228 bytes. Records that are longer than these limits |
* must be split up into CONTINUE blocks. |
* |
* This function takes a long BIFF record and inserts CONTINUE records as |
* necessary. |
* |
* @param string $data The original binary data to be written |
* @return string A very convenient string of continue blocks |
* @access private |
*/ |
function _addContinue($data) |
{ |
$limit = $this->_limit; |
$record = 0x003C; // Record identifier |
// The first 2080/8224 bytes remain intact. However, we have to change |
// the length field of the record. |
$tmp = substr($data, 0, 2).pack("v", $limit-4).substr($data, 4, $limit - 4); |
$header = pack("vv", $record, $limit); // Headers for continue records |
// Retrieve chunks of 2080/8224 bytes +4 for the header. |
for($i = $limit; $i < strlen($data) - $limit; $i += $limit) |
{ |
$tmp .= $header; |
$tmp .= substr($data, $i, $limit); |
} |
// Retrieve the last chunk of data |
$header = pack("vv", $record, strlen($data) - $i); |
$tmp .= $header; |
$tmp .= substr($data,$i,strlen($data) - $i); |
return($tmp); |
} |
} |
?> |
/branches/v3.1-blanche-neige/jrest/lib/Spreadsheet/Excel/Writer.php |
---|
New file |
0,0 → 1,75 |
<?php |
/* |
* Module written/ported by Xavier Noguer <xnoguer@rezebra.com> |
* |
* PERL Spreadsheet::WriteExcel module. |
* |
* The author of the Spreadsheet::WriteExcel module is John McNamara |
* <jmcnamara@cpan.org> |
* |
* I _DO_ maintain this code, and John McNamara has nothing to do with the |
* porting of this code to PHP. Any questions directly related to this |
* class library should be directed to me. |
* |
* License Information: |
* |
* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets |
* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com |
* |
* This library is free software; you can redistribute it and/or |
* modify it under the terms of the GNU Lesser General Public |
* License as published by the Free Software Foundation; either |
* version 2.1 of the License, or (at your option) any later version. |
* |
* This library is distributed in the hope that it will be useful, |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
* Lesser General Public License for more details. |
* |
* You should have received a copy of the GNU Lesser General Public |
* License along with this library; if not, write to the Free Software |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
*/ |
require_once('PEAR.php'); |
require_once('Writer/Workbook.php'); |
/** |
* Class for writing Excel Spreadsheets. This class should change COMPLETELY. |
* |
* @author Xavier Noguer <xnoguer@rezebra.com> |
* @category FileFormats |
* @package Spreadsheet_Excel_Writer |
*/ |
class Spreadsheet_Excel_Writer extends Spreadsheet_Excel_Writer_Workbook |
{ |
/** |
* The constructor. It just creates a Workbook |
* |
* @param string $filename The optional filename for the Workbook. |
* @return Spreadsheet_Excel_Writer_Workbook The Workbook created |
*/ |
function Spreadsheet_Excel_Writer($filename = '') |
{ |
$this->_filename = $filename; |
$this->Spreadsheet_Excel_Writer_Workbook($filename); |
} |
/** |
* Send HTTP headers for the Excel file. |
* |
* @param string $filename The filename to use for HTTP headers |
* @access public |
*/ |
function send($filename) |
{ |
header("Content-type: application/vnd.ms-excel"); |
header("Content-Disposition: attachment; filename=$filename"); |
header("Expires: 0"); |
header("Cache-Control: must-revalidate, post-check=0,pre-check=0"); |
header("Pragma: public"); |
} |
} |
?> |