New file |
0,0 → 1,640 |
<?php |
/** |
* PHPExcel |
* |
* Copyright (c) 2006 - 2013 PHPExcel |
* |
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
* |
* @category PHPExcel |
* @package PHPExcel_Reader_Excel5 |
* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel) |
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL |
* @version ##VERSION##, ##DATE## |
*/ |
|
/** |
* PHPExcel_Reader_Excel5_Escher |
* |
* @category PHPExcel |
* @package PHPExcel_Reader_Excel5 |
* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel) |
*/ |
class PHPExcel_Reader_Excel5_Escher |
{ |
const DGGCONTAINER = 0xF000; |
const BSTORECONTAINER = 0xF001; |
const DGCONTAINER = 0xF002; |
const SPGRCONTAINER = 0xF003; |
const SPCONTAINER = 0xF004; |
const DGG = 0xF006; |
const BSE = 0xF007; |
const DG = 0xF008; |
const SPGR = 0xF009; |
const SP = 0xF00A; |
const OPT = 0xF00B; |
const CLIENTTEXTBOX = 0xF00D; |
const CLIENTANCHOR = 0xF010; |
const CLIENTDATA = 0xF011; |
const BLIPJPEG = 0xF01D; |
const BLIPPNG = 0xF01E; |
const SPLITMENUCOLORS = 0xF11E; |
const TERTIARYOPT = 0xF122; |
|
/** |
* Escher stream data (binary) |
* |
* @var string |
*/ |
private $_data; |
|
/** |
* Size in bytes of the Escher stream data |
* |
* @var int |
*/ |
private $_dataSize; |
|
/** |
* Current position of stream pointer in Escher stream data |
* |
* @var int |
*/ |
private $_pos; |
|
/** |
* The object to be returned by the reader. Modified during load. |
* |
* @var mixed |
*/ |
private $_object; |
|
/** |
* Create a new PHPExcel_Reader_Excel5_Escher instance |
* |
* @param mixed $object |
*/ |
public function __construct($object) |
{ |
$this->_object = $object; |
} |
|
/** |
* Load Escher stream data. May be a partial Escher stream. |
* |
* @param string $data |
*/ |
public function load($data) |
{ |
$this->_data = $data; |
|
// total byte size of Excel data (workbook global substream + sheet substreams) |
$this->_dataSize = strlen($this->_data); |
|
$this->_pos = 0; |
|
// Parse Escher stream |
while ($this->_pos < $this->_dataSize) { |
|
// offset: 2; size: 2: Record Type |
$fbt = PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos + 2); |
|
switch ($fbt) { |
case self::DGGCONTAINER: $this->_readDggContainer(); break; |
case self::DGG: $this->_readDgg(); break; |
case self::BSTORECONTAINER: $this->_readBstoreContainer(); break; |
case self::BSE: $this->_readBSE(); break; |
case self::BLIPJPEG: $this->_readBlipJPEG(); break; |
case self::BLIPPNG: $this->_readBlipPNG(); break; |
case self::OPT: $this->_readOPT(); break; |
case self::TERTIARYOPT: $this->_readTertiaryOPT(); break; |
case self::SPLITMENUCOLORS: $this->_readSplitMenuColors(); break; |
case self::DGCONTAINER: $this->_readDgContainer(); break; |
case self::DG: $this->_readDg(); break; |
case self::SPGRCONTAINER: $this->_readSpgrContainer(); break; |
case self::SPCONTAINER: $this->_readSpContainer(); break; |
case self::SPGR: $this->_readSpgr(); break; |
case self::SP: $this->_readSp(); break; |
case self::CLIENTTEXTBOX: $this->_readClientTextbox(); break; |
case self::CLIENTANCHOR: $this->_readClientAnchor(); break; |
case self::CLIENTDATA: $this->_readClientData(); break; |
default: $this->_readDefault(); break; |
} |
} |
|
return $this->_object; |
} |
|
/** |
* Read a generic record |
*/ |
private function _readDefault() |
{ |
// offset 0; size: 2; recVer and recInstance |
$verInstance = PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos); |
|
// offset: 2; size: 2: Record Type |
$fbt = PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos + 2); |
|
// bit: 0-3; mask: 0x000F; recVer |
$recVer = (0x000F & $verInstance) >> 0; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read DggContainer record (Drawing Group Container) |
*/ |
private function _readDggContainer() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// record is a container, read contents |
$dggContainer = new PHPExcel_Shared_Escher_DggContainer(); |
$this->_object->setDggContainer($dggContainer); |
$reader = new PHPExcel_Reader_Excel5_Escher($dggContainer); |
$reader->load($recordData); |
} |
|
/** |
* Read Dgg record (Drawing Group) |
*/ |
private function _readDgg() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read BstoreContainer record (Blip Store Container) |
*/ |
private function _readBstoreContainer() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// record is a container, read contents |
$bstoreContainer = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer(); |
$this->_object->setBstoreContainer($bstoreContainer); |
$reader = new PHPExcel_Reader_Excel5_Escher($bstoreContainer); |
$reader->load($recordData); |
} |
|
/** |
* Read BSE record |
*/ |
private function _readBSE() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// add BSE to BstoreContainer |
$BSE = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE(); |
$this->_object->addBSE($BSE); |
|
$BSE->setBLIPType($recInstance); |
|
// offset: 0; size: 1; btWin32 (MSOBLIPTYPE) |
$btWin32 = ord($recordData[0]); |
|
// offset: 1; size: 1; btWin32 (MSOBLIPTYPE) |
$btMacOS = ord($recordData[1]); |
|
// offset: 2; size: 16; MD4 digest |
$rgbUid = substr($recordData, 2, 16); |
|
// offset: 18; size: 2; tag |
$tag = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 18); |
|
// offset: 20; size: 4; size of BLIP in bytes |
$size = PHPExcel_Reader_Excel5::_GetInt4d($recordData, 20); |
|
// offset: 24; size: 4; number of references to this BLIP |
$cRef = PHPExcel_Reader_Excel5::_GetInt4d($recordData, 24); |
|
// offset: 28; size: 4; MSOFO file offset |
$foDelay = PHPExcel_Reader_Excel5::_GetInt4d($recordData, 28); |
|
// offset: 32; size: 1; unused1 |
$unused1 = ord($recordData{32}); |
|
// offset: 33; size: 1; size of nameData in bytes (including null terminator) |
$cbName = ord($recordData{33}); |
|
// offset: 34; size: 1; unused2 |
$unused2 = ord($recordData{34}); |
|
// offset: 35; size: 1; unused3 |
$unused3 = ord($recordData{35}); |
|
// offset: 36; size: $cbName; nameData |
$nameData = substr($recordData, 36, $cbName); |
|
// offset: 36 + $cbName, size: var; the BLIP data |
$blipData = substr($recordData, 36 + $cbName); |
|
// record is a container, read contents |
$reader = new PHPExcel_Reader_Excel5_Escher($BSE); |
$reader->load($blipData); |
} |
|
/** |
* Read BlipJPEG record. Holds raw JPEG image data |
*/ |
private function _readBlipJPEG() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
$pos = 0; |
|
// offset: 0; size: 16; rgbUid1 (MD4 digest of) |
$rgbUid1 = substr($recordData, 0, 16); |
$pos += 16; |
|
// offset: 16; size: 16; rgbUid2 (MD4 digest), only if $recInstance = 0x46B or 0x6E3 |
if (in_array($recInstance, array(0x046B, 0x06E3))) { |
$rgbUid2 = substr($recordData, 16, 16); |
$pos += 16; |
} |
|
// offset: var; size: 1; tag |
$tag = ord($recordData{$pos}); |
$pos += 1; |
|
// offset: var; size: var; the raw image data |
$data = substr($recordData, $pos); |
|
$blip = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip(); |
$blip->setData($data); |
|
$this->_object->setBlip($blip); |
} |
|
/** |
* Read BlipPNG record. Holds raw PNG image data |
*/ |
private function _readBlipPNG() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
$pos = 0; |
|
// offset: 0; size: 16; rgbUid1 (MD4 digest of) |
$rgbUid1 = substr($recordData, 0, 16); |
$pos += 16; |
|
// offset: 16; size: 16; rgbUid2 (MD4 digest), only if $recInstance = 0x46B or 0x6E3 |
if ($recInstance == 0x06E1) { |
$rgbUid2 = substr($recordData, 16, 16); |
$pos += 16; |
} |
|
// offset: var; size: 1; tag |
$tag = ord($recordData{$pos}); |
$pos += 1; |
|
// offset: var; size: var; the raw image data |
$data = substr($recordData, $pos); |
|
$blip = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip(); |
$blip->setData($data); |
|
$this->_object->setBlip($blip); |
} |
|
/** |
* Read OPT record. This record may occur within DggContainer record or SpContainer |
*/ |
private function _readOPT() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
$this->_readOfficeArtRGFOPTE($recordData, $recInstance); |
} |
|
/** |
* Read TertiaryOPT record |
*/ |
private function _readTertiaryOPT() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read SplitMenuColors record |
*/ |
private function _readSplitMenuColors() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read DgContainer record (Drawing Container) |
*/ |
private function _readDgContainer() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// record is a container, read contents |
$dgContainer = new PHPExcel_Shared_Escher_DgContainer(); |
$this->_object->setDgContainer($dgContainer); |
$reader = new PHPExcel_Reader_Excel5_Escher($dgContainer); |
$escher = $reader->load($recordData); |
} |
|
/** |
* Read Dg record (Drawing) |
*/ |
private function _readDg() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read SpgrContainer record (Shape Group Container) |
*/ |
private function _readSpgrContainer() |
{ |
// context is either context DgContainer or SpgrContainer |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// record is a container, read contents |
$spgrContainer = new PHPExcel_Shared_Escher_DgContainer_SpgrContainer(); |
|
if ($this->_object instanceof PHPExcel_Shared_Escher_DgContainer) { |
// DgContainer |
$this->_object->setSpgrContainer($spgrContainer); |
} else { |
// SpgrContainer |
$this->_object->addChild($spgrContainer); |
} |
|
$reader = new PHPExcel_Reader_Excel5_Escher($spgrContainer); |
$escher = $reader->load($recordData); |
} |
|
/** |
* Read SpContainer record (Shape Container) |
*/ |
private function _readSpContainer() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// add spContainer to spgrContainer |
$spContainer = new PHPExcel_Shared_Escher_DgContainer_SpgrContainer_SpContainer(); |
$this->_object->addChild($spContainer); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// record is a container, read contents |
$reader = new PHPExcel_Reader_Excel5_Escher($spContainer); |
$escher = $reader->load($recordData); |
} |
|
/** |
* Read Spgr record (Shape Group) |
*/ |
private function _readSpgr() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read Sp record (Shape) |
*/ |
private function _readSp() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read ClientTextbox record |
*/ |
private function _readClientTextbox() |
{ |
// offset: 0; size: 2; recVer and recInstance |
|
// bit: 4-15; mask: 0xFFF0; recInstance |
$recInstance = (0xFFF0 & PHPExcel_Reader_Excel5::_GetInt2d($this->_data, $this->_pos)) >> 4; |
|
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read ClientAnchor record. This record holds information about where the shape is anchored in worksheet |
*/ |
private function _readClientAnchor() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
|
// offset: 2; size: 2; upper-left corner column index (0-based) |
$c1 = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 2); |
|
// offset: 4; size: 2; upper-left corner horizontal offset in 1/1024 of column width |
$startOffsetX = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 4); |
|
// offset: 6; size: 2; upper-left corner row index (0-based) |
$r1 = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 6); |
|
// offset: 8; size: 2; upper-left corner vertical offset in 1/256 of row height |
$startOffsetY = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 8); |
|
// offset: 10; size: 2; bottom-right corner column index (0-based) |
$c2 = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 10); |
|
// offset: 12; size: 2; bottom-right corner horizontal offset in 1/1024 of column width |
$endOffsetX = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 12); |
|
// offset: 14; size: 2; bottom-right corner row index (0-based) |
$r2 = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 14); |
|
// offset: 16; size: 2; bottom-right corner vertical offset in 1/256 of row height |
$endOffsetY = PHPExcel_Reader_Excel5::_GetInt2d($recordData, 16); |
|
// set the start coordinates |
$this->_object->setStartCoordinates(PHPExcel_Cell::stringFromColumnIndex($c1) . ($r1 + 1)); |
|
// set the start offsetX |
$this->_object->setStartOffsetX($startOffsetX); |
|
// set the start offsetY |
$this->_object->setStartOffsetY($startOffsetY); |
|
// set the end coordinates |
$this->_object->setEndCoordinates(PHPExcel_Cell::stringFromColumnIndex($c2) . ($r2 + 1)); |
|
// set the end offsetX |
$this->_object->setEndOffsetX($endOffsetX); |
|
// set the end offsetY |
$this->_object->setEndOffsetY($endOffsetY); |
} |
|
/** |
* Read ClientData record |
*/ |
private function _readClientData() |
{ |
$length = PHPExcel_Reader_Excel5::_GetInt4d($this->_data, $this->_pos + 4); |
$recordData = substr($this->_data, $this->_pos + 8, $length); |
|
// move stream pointer to next record |
$this->_pos += 8 + $length; |
} |
|
/** |
* Read OfficeArtRGFOPTE table of property-value pairs |
* |
* @param string $data Binary data |
* @param int $n Number of properties |
*/ |
private function _readOfficeArtRGFOPTE($data, $n) { |
|
$splicedComplexData = substr($data, 6 * $n); |
|
// loop through property-value pairs |
for ($i = 0; $i < $n; ++$i) { |
// read 6 bytes at a time |
$fopte = substr($data, 6 * $i, 6); |
|
// offset: 0; size: 2; opid |
$opid = PHPExcel_Reader_Excel5::_GetInt2d($fopte, 0); |
|
// bit: 0-13; mask: 0x3FFF; opid.opid |
$opidOpid = (0x3FFF & $opid) >> 0; |
|
// bit: 14; mask 0x4000; 1 = value in op field is BLIP identifier |
$opidFBid = (0x4000 & $opid) >> 14; |
|
// bit: 15; mask 0x8000; 1 = this is a complex property, op field specifies size of complex data |
$opidFComplex = (0x8000 & $opid) >> 15; |
|
// offset: 2; size: 4; the value for this property |
$op = PHPExcel_Reader_Excel5::_GetInt4d($fopte, 2); |
|
if ($opidFComplex) { |
$complexData = substr($splicedComplexData, 0, $op); |
$splicedComplexData = substr($splicedComplexData, $op); |
|
// we store string value with complex data |
$value = $complexData; |
} else { |
// we store integer value |
$value = $op; |
} |
|
$this->_object->setOPT($opidOpid, $value); |
} |
} |
|
} |