| 1,411 → 1,485 |
|---|
| <?php |
| // +-----------------------------------------------------------------------+ |
| // | Copyright (c) 2002-2004, Richard Heyes | |
| // | All rights reserved. | |
| // | | |
| // | Redistribution and use in source and binary forms, with or without | |
| // | modification, are permitted provided that the following conditions | |
| // | are met: | |
| // | | |
| // | o Redistributions of source code must retain the above copyright | |
| // | notice, this list of conditions and the following disclaimer. | |
| // | o Redistributions in binary form must reproduce the above copyright | |
| // | notice, this list of conditions and the following disclaimer in the | |
| // | documentation and/or other materials provided with the distribution.| |
| // | o The names of the authors may not be used to endorse or promote | |
| // | products derived from this software without specific prior written | |
| // | permission. | |
| // | | |
| // | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| // | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| // | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| // | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| // | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| // | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| // | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| // | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| // | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| // | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| // | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| // | | |
| // +-----------------------------------------------------------------------+ |
| // | Author: Richard Heyes <richard at php net> | |
| // +-----------------------------------------------------------------------+ |
| // |
| // $Id: URL.php,v 1.2 2006-03-13 21:00:48 ddelon Exp $ |
| // |
| // Net_URL Class |
| |
| class Net_URL |
| { |
| /** |
| * Full url |
| * @var string |
| */ |
| var $url; |
| |
| /** |
| * Protocol |
| * @var string |
| */ |
| var $protocol; |
| |
| /** |
| * Username |
| * @var string |
| */ |
| var $username; |
| |
| /** |
| * Password |
| * @var string |
| */ |
| var $password; |
| |
| /** |
| * Host |
| * @var string |
| */ |
| var $host; |
| |
| /** |
| * Port |
| * @var integer |
| */ |
| var $port; |
| |
| /** |
| * Path |
| * @var string |
| */ |
| var $path; |
| |
| /** |
| * Query string |
| * @var array |
| */ |
| var $querystring; |
| |
| /** |
| * Anchor |
| * @var string |
| */ |
| var $anchor; |
| |
| /** |
| * Whether to use [] |
| * @var bool |
| */ |
| var $useBrackets; |
| |
| /** |
| * PHP4 Constructor |
| * |
| * @see __construct() |
| */ |
| function Net_URL($url = null, $useBrackets = true) |
| { |
| $this->__construct($url, $useBrackets); |
| } |
| |
| /** |
| * PHP5 Constructor |
| * |
| * Parses the given url and stores the various parts |
| * Defaults are used in certain cases |
| * |
| * @param string $url Optional URL |
| * @param bool $useBrackets Whether to use square brackets when |
| * multiple querystrings with the same name |
| * exist |
| */ |
| function __construct($url = null, $useBrackets = true) |
| { |
| $HTTP_SERVER_VARS = !empty($_SERVER) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS']; |
| |
| $this->useBrackets = $useBrackets; |
| $this->url = $url; |
| $this->user = ''; |
| $this->pass = ''; |
| $this->host = ''; |
| $this->port = 80; |
| $this->path = ''; |
| $this->querystring = array(); |
| $this->anchor = ''; |
| |
| // Only use defaults if not an absolute URL given |
| if (!preg_match('/^[a-z0-9]+:\/\//i', $url)) { |
| |
| $this->protocol = 'http'; |
| |
| |
| /** |
| * Figure out host/port |
| */ |
| if (!empty($HTTP_SERVER_VARS['HTTP_HOST']) AND preg_match('/^(.*)(:([0-9]+))?$/U', $HTTP_SERVER_VARS['HTTP_HOST'], $matches)) { |
| $host = $matches[1]; |
| if (!empty($matches[3])) { |
| $port = $matches[3]; |
| } else { |
| $port = $this->getStandardPort($this->protocol); |
| } |
| } |
| |
| $this->user = ''; |
| $this->pass = ''; |
| $this->host = !empty($host) ? $host : (isset($HTTP_SERVER_VARS['SERVER_NAME']) ? $HTTP_SERVER_VARS['SERVER_NAME'] : 'localhost'); |
| $this->port = !empty($port) ? $port : (isset($HTTP_SERVER_VARS['SERVER_PORT']) ? $HTTP_SERVER_VARS['SERVER_PORT'] : $this->getStandardPort($this->protocol)); |
| $this->path = !empty($HTTP_SERVER_VARS['PHP_SELF']) ? $HTTP_SERVER_VARS['PHP_SELF'] : '/'; |
| $this->querystring = isset($HTTP_SERVER_VARS['QUERY_STRING']) ? $this->_parseRawQuerystring($HTTP_SERVER_VARS['QUERY_STRING']) : null; |
| $this->anchor = ''; |
| } |
| |
| // Parse the url and store the various parts |
| if (!empty($url)) { |
| $urlinfo = parse_url($url); |
| |
| // Default querystring |
| $this->querystring = array(); |
| |
| foreach ($urlinfo as $key => $value) { |
| switch ($key) { |
| case 'scheme': |
| $this->protocol = $value; |
| $this->port = $this->getStandardPort($value); |
| break; |
| |
| case 'user': |
| case 'pass': |
| case 'host': |
| case 'port': |
| $this->$key = $value; |
| break; |
| |
| case 'path': |
| if ($value{0} == '/') { |
| $this->path = $value; |
| } else { |
| $path = dirname($this->path) == DIRECTORY_SEPARATOR ? '' : dirname($this->path); |
| $this->path = sprintf('%s/%s', $path, $value); |
| } |
| break; |
| |
| case 'query': |
| $this->querystring = $this->_parseRawQueryString($value); |
| break; |
| |
| case 'fragment': |
| $this->anchor = $value; |
| break; |
| } |
| } |
| } |
| } |
| |
| /** |
| * Returns full url |
| * |
| * @return string Full url |
| * @access public |
| */ |
| function getURL() |
| { |
| $querystring = $this->getQueryString(); |
| |
| $this->url = $this->protocol . '://' |
| . $this->user . (!empty($this->pass) ? ':' : '') |
| . $this->pass . (!empty($this->user) ? '@' : '') |
| . $this->host . ($this->port == $this->getStandardPort($this->protocol) ? '' : ':' . $this->port) |
| . $this->path |
| . (!empty($querystring) ? '?' . $querystring : '') |
| . (!empty($this->anchor) ? '#' . $this->anchor : ''); |
| |
| return $this->url; |
| } |
| |
| /** |
| * Adds a querystring item |
| * |
| * @param string $name Name of item |
| * @param string $value Value of item |
| * @param bool $preencoded Whether value is urlencoded or not, default = not |
| * @access public |
| */ |
| function addQueryString($name, $value, $preencoded = false) |
| { |
| if ($preencoded) { |
| $this->querystring[$name] = $value; |
| } else { |
| $this->querystring[$name] = is_array($value) ? array_map('rawurlencode', $value): rawurlencode($value); |
| } |
| } |
| |
| /** |
| * Removes a querystring item |
| * |
| * @param string $name Name of item |
| * @access public |
| */ |
| function removeQueryString($name) |
| { |
| if (isset($this->querystring[$name])) { |
| unset($this->querystring[$name]); |
| } |
| } |
| |
| /** |
| * Sets the querystring to literally what you supply |
| * |
| * @param string $querystring The querystring data. Should be of the format foo=bar&x=y etc |
| * @access public |
| */ |
| function addRawQueryString($querystring) |
| { |
| $this->querystring = $this->_parseRawQueryString($querystring); |
| } |
| |
| /** |
| * Returns flat querystring |
| * |
| * @return string Querystring |
| * @access public |
| */ |
| function getQueryString() |
| { |
| if (!empty($this->querystring)) { |
| foreach ($this->querystring as $name => $value) { |
| if (is_array($value)) { |
| foreach ($value as $k => $v) { |
| $querystring[] = $this->useBrackets ? sprintf('%s[%s]=%s', $name, $k, $v) : ($name . '=' . $v); |
| } |
| } elseif (!is_null($value)) { |
| $querystring[] = $name . '=' . $value; |
| } else { |
| $querystring[] = $name; |
| } |
| } |
| $querystring = implode(ini_get('arg_separator.output'), $querystring); |
| } else { |
| $querystring = ''; |
| } |
| |
| return $querystring; |
| } |
| |
| /** |
| * Parses raw querystring and returns an array of it |
| * |
| * @param string $querystring The querystring to parse |
| * @return array An array of the querystring data |
| * @access private |
| */ |
| function _parseRawQuerystring($querystring) |
| { |
| $parts = preg_split('/[' . preg_quote(ini_get('arg_separator.input'), '/') . ']/', $querystring, -1, PREG_SPLIT_NO_EMPTY); |
| $return = array(); |
| |
| foreach ($parts as $part) { |
| if (strpos($part, '=') !== false) { |
| $value = substr($part, strpos($part, '=') + 1); |
| $key = substr($part, 0, strpos($part, '=')); |
| } else { |
| $value = null; |
| $key = $part; |
| } |
| if (substr($key, -2) == '[]') { |
| $key = substr($key, 0, -2); |
| if (@!is_array($return[$key])) { |
| $return[$key] = array(); |
| $return[$key][] = $value; |
| } else { |
| $return[$key][] = $value; |
| } |
| } elseif (!$this->useBrackets AND !empty($return[$key])) { |
| $return[$key] = (array)$return[$key]; |
| $return[$key][] = $value; |
| } else { |
| $return[$key] = $value; |
| } |
| } |
| |
| return $return; |
| } |
| |
| /** |
| * Resolves //, ../ and ./ from a path and returns |
| * the result. Eg: |
| * |
| * /foo/bar/../boo.php => /foo/boo.php |
| * /foo/bar/../../boo.php => /boo.php |
| * /foo/bar/.././/boo.php => /foo/boo.php |
| * |
| * This method can also be called statically. |
| * |
| * @param string $url URL path to resolve |
| * @return string The result |
| */ |
| function resolvePath($path) |
| { |
| $path = explode('/', str_replace('//', '/', $path)); |
| |
| for ($i=0; $i<count($path); $i++) { |
| if ($path[$i] == '.') { |
| unset($path[$i]); |
| $path = array_values($path); |
| $i--; |
| |
| } elseif ($path[$i] == '..' AND ($i > 1 OR ($i == 1 AND $path[0] != '') ) ) { |
| unset($path[$i]); |
| unset($path[$i-1]); |
| $path = array_values($path); |
| $i -= 2; |
| |
| } elseif ($path[$i] == '..' AND $i == 1 AND $path[0] == '') { |
| unset($path[$i]); |
| $path = array_values($path); |
| $i--; |
| |
| } else { |
| continue; |
| } |
| } |
| |
| return implode('/', $path); |
| } |
| |
| /** |
| * Returns the standard port number for a protocol |
| * |
| * @param string $scheme The protocol to lookup |
| * @return integer Port number or NULL if no scheme matches |
| * |
| * @author Philippe Jausions <Philippe.Jausions@11abacus.com> |
| */ |
| function getStandardPort($scheme) |
| { |
| switch (strtolower($scheme)) { |
| case 'http': return 80; |
| case 'https': return 443; |
| case 'ftp': return 21; |
| case 'imap': return 143; |
| case 'imaps': return 993; |
| case 'pop3': return 110; |
| case 'pop3s': return 995; |
| default: return null; |
| } |
| } |
| |
| /** |
| * Forces the URL to a particular protocol |
| * |
| * @param string $protocol Protocol to force the URL to |
| * @param integer $port Optional port (standard port is used by default) |
| */ |
| function setProtocol($protocol, $port = null) |
| { |
| $this->protocol = $protocol; |
| $this->port = is_null($port) ? $this->getStandardPort() : $port; |
| } |
| |
| } |
| ?> |
| <?php |
| // +-----------------------------------------------------------------------+ |
| // | Copyright (c) 2002-2004, Richard Heyes | |
| // | All rights reserved. | |
| // | | |
| // | Redistribution and use in source and binary forms, with or without | |
| // | modification, are permitted provided that the following conditions | |
| // | are met: | |
| // | | |
| // | o Redistributions of source code must retain the above copyright | |
| // | notice, this list of conditions and the following disclaimer. | |
| // | o Redistributions in binary form must reproduce the above copyright | |
| // | notice, this list of conditions and the following disclaimer in the | |
| // | documentation and/or other materials provided with the distribution.| |
| // | o The names of the authors may not be used to endorse or promote | |
| // | products derived from this software without specific prior written | |
| // | permission. | |
| // | | |
| // | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| // | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| // | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| // | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| // | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| // | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| // | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| // | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| // | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| // | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| // | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| // | | |
| // +-----------------------------------------------------------------------+ |
| // | Author: Richard Heyes <richard at php net> | |
| // +-----------------------------------------------------------------------+ |
| // |
| // $Id: URL.php,v 1.3 2007-11-19 14:06:54 alexandre_tb Exp $ |
| // |
| // Net_URL Class |
| |
| |
| class Net_URL |
| { |
| var $options = array('encode_query_keys' => false); |
| /** |
| * Full url |
| * @var string |
| */ |
| var $url; |
| |
| /** |
| * Protocol |
| * @var string |
| */ |
| var $protocol; |
| |
| /** |
| * Username |
| * @var string |
| */ |
| var $username; |
| |
| /** |
| * Password |
| * @var string |
| */ |
| var $password; |
| |
| /** |
| * Host |
| * @var string |
| */ |
| var $host; |
| |
| /** |
| * Port |
| * @var integer |
| */ |
| var $port; |
| |
| /** |
| * Path |
| * @var string |
| */ |
| var $path; |
| |
| /** |
| * Query string |
| * @var array |
| */ |
| var $querystring; |
| |
| /** |
| * Anchor |
| * @var string |
| */ |
| var $anchor; |
| |
| /** |
| * Whether to use [] |
| * @var bool |
| */ |
| var $useBrackets; |
| |
| /** |
| * PHP4 Constructor |
| * |
| * @see __construct() |
| */ |
| function Net_URL($url = null, $useBrackets = true) |
| { |
| $this->__construct($url, $useBrackets); |
| } |
| |
| /** |
| * PHP5 Constructor |
| * |
| * Parses the given url and stores the various parts |
| * Defaults are used in certain cases |
| * |
| * @param string $url Optional URL |
| * @param bool $useBrackets Whether to use square brackets when |
| * multiple querystrings with the same name |
| * exist |
| */ |
| function __construct($url = null, $useBrackets = true) |
| { |
| $this->url = $url; |
| $this->useBrackets = $useBrackets; |
| |
| $this->initialize(); |
| } |
| |
| function initialize() |
| { |
| $HTTP_SERVER_VARS = !empty($_SERVER) ? $_SERVER : $GLOBALS['HTTP_SERVER_VARS']; |
| |
| $this->user = ''; |
| $this->pass = ''; |
| $this->host = ''; |
| $this->port = 80; |
| $this->path = ''; |
| $this->querystring = array(); |
| $this->anchor = ''; |
| |
| // Only use defaults if not an absolute URL given |
| if (!preg_match('/^[a-z0-9]+:\/\//i', $this->url)) { |
| $this->protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 'https' : 'http'); |
| |
| /** |
| * Figure out host/port |
| */ |
| if (!empty($HTTP_SERVER_VARS['HTTP_HOST']) && |
| preg_match('/^(.*)(:([0-9]+))?$/U', $HTTP_SERVER_VARS['HTTP_HOST'], $matches)) |
| { |
| $host = $matches[1]; |
| if (!empty($matches[3])) { |
| $port = $matches[3]; |
| } else { |
| $port = $this->getStandardPort($this->protocol); |
| } |
| } |
| |
| $this->user = ''; |
| $this->pass = ''; |
| $this->host = !empty($host) ? $host : (isset($HTTP_SERVER_VARS['SERVER_NAME']) ? $HTTP_SERVER_VARS['SERVER_NAME'] : 'localhost'); |
| $this->port = !empty($port) ? $port : (isset($HTTP_SERVER_VARS['SERVER_PORT']) ? $HTTP_SERVER_VARS['SERVER_PORT'] : $this->getStandardPort($this->protocol)); |
| $this->path = !empty($HTTP_SERVER_VARS['PHP_SELF']) ? $HTTP_SERVER_VARS['PHP_SELF'] : '/'; |
| $this->querystring = isset($HTTP_SERVER_VARS['QUERY_STRING']) ? $this->_parseRawQuerystring($HTTP_SERVER_VARS['QUERY_STRING']) : null; |
| $this->anchor = ''; |
| } |
| |
| // Parse the url and store the various parts |
| if (!empty($this->url)) { |
| $urlinfo = parse_url($this->url); |
| |
| // Default querystring |
| $this->querystring = array(); |
| |
| foreach ($urlinfo as $key => $value) { |
| switch ($key) { |
| case 'scheme': |
| $this->protocol = $value; |
| $this->port = $this->getStandardPort($value); |
| break; |
| |
| case 'user': |
| case 'pass': |
| case 'host': |
| case 'port': |
| $this->$key = $value; |
| break; |
| |
| case 'path': |
| if ($value{0} == '/') { |
| $this->path = $value; |
| } else { |
| $path = dirname($this->path) == DIRECTORY_SEPARATOR ? '' : dirname($this->path); |
| $this->path = sprintf('%s/%s', $path, $value); |
| } |
| break; |
| |
| case 'query': |
| $this->querystring = $this->_parseRawQueryString($value); |
| break; |
| |
| case 'fragment': |
| $this->anchor = $value; |
| break; |
| } |
| } |
| } |
| } |
| /** |
| * Returns full url |
| * |
| * @return string Full url |
| * @access public |
| */ |
| function getURL() |
| { |
| $querystring = $this->getQueryString(); |
| |
| $this->url = $this->protocol . '://' |
| . $this->user . (!empty($this->pass) ? ':' : '') |
| . $this->pass . (!empty($this->user) ? '@' : '') |
| . $this->host . ($this->port == $this->getStandardPort($this->protocol) ? '' : ':' . $this->port) |
| . $this->path |
| . (!empty($querystring) ? '?' . $querystring : '') |
| . (!empty($this->anchor) ? '#' . $this->anchor : ''); |
| |
| return $this->url; |
| } |
| |
| /** |
| * Adds or updates a querystring item (URL parameter). |
| * Automatically encodes parameters with rawurlencode() if $preencoded |
| * is false. |
| * You can pass an array to $value, it gets mapped via [] in the URL if |
| * $this->useBrackets is activated. |
| * |
| * @param string $name Name of item |
| * @param string $value Value of item |
| * @param bool $preencoded Whether value is urlencoded or not, default = not |
| * @access public |
| */ |
| function addQueryString($name, $value, $preencoded = false) |
| { |
| if ($this->getOption('encode_query_keys')) { |
| $name = rawurlencode($name); |
| } |
| |
| if ($preencoded) { |
| $this->querystring[$name] = $value; |
| } else { |
| $this->querystring[$name] = is_array($value) ? array_map('rawurlencode', $value): rawurlencode($value); |
| } |
| } |
| |
| /** |
| * Removes a querystring item |
| * |
| * @param string $name Name of item |
| * @access public |
| */ |
| function removeQueryString($name) |
| { |
| if ($this->getOption('encode_query_keys')) { |
| $name = rawurlencode($name); |
| } |
| |
| if (isset($this->querystring[$name])) { |
| unset($this->querystring[$name]); |
| } |
| } |
| |
| /** |
| * Sets the querystring to literally what you supply |
| * |
| * @param string $querystring The querystring data. Should be of the format foo=bar&x=y etc |
| * @access public |
| */ |
| function addRawQueryString($querystring) |
| { |
| $this->querystring = $this->_parseRawQueryString($querystring); |
| } |
| |
| /** |
| * Returns flat querystring |
| * |
| * @return string Querystring |
| * @access public |
| */ |
| function getQueryString() |
| { |
| if (!empty($this->querystring)) { |
| foreach ($this->querystring as $name => $value) { |
| // Encode var name |
| $name = rawurlencode($name); |
| |
| if (is_array($value)) { |
| foreach ($value as $k => $v) { |
| $querystring[] = $this->useBrackets ? sprintf('%s[%s]=%s', $name, $k, $v) : ($name . '=' . $v); |
| } |
| } elseif (!is_null($value)) { |
| $querystring[] = $name . '=' . $value; |
| } else { |
| $querystring[] = $name; |
| } |
| } |
| $querystring = implode(ini_get('arg_separator.output'), $querystring); |
| } else { |
| $querystring = ''; |
| } |
| |
| return $querystring; |
| } |
| |
| /** |
| * Parses raw querystring and returns an array of it |
| * |
| * @param string $querystring The querystring to parse |
| * @return array An array of the querystring data |
| * @access private |
| */ |
| function _parseRawQuerystring($querystring) |
| { |
| $parts = preg_split('/[' . preg_quote(ini_get('arg_separator.input'), '/') . ']/', $querystring, -1, PREG_SPLIT_NO_EMPTY); |
| $return = array(); |
| |
| foreach ($parts as $part) { |
| if (strpos($part, '=') !== false) { |
| $value = substr($part, strpos($part, '=') + 1); |
| $key = substr($part, 0, strpos($part, '=')); |
| } else { |
| $value = null; |
| $key = $part; |
| } |
| |
| if (!$this->getOption('encode_query_keys')) { |
| $key = rawurldecode($key); |
| } |
| |
| if (preg_match('#^(.*)\[([0-9a-z_-]*)\]#i', $key, $matches)) { |
| $key = $matches[1]; |
| $idx = $matches[2]; |
| |
| // Ensure is an array |
| if (empty($return[$key]) || !is_array($return[$key])) { |
| $return[$key] = array(); |
| } |
| |
| // Add data |
| if ($idx === '') { |
| $return[$key][] = $value; |
| } else { |
| $return[$key][$idx] = $value; |
| } |
| } elseif (!$this->useBrackets AND !empty($return[$key])) { |
| $return[$key] = (array)$return[$key]; |
| $return[$key][] = $value; |
| } else { |
| $return[$key] = $value; |
| } |
| } |
| |
| return $return; |
| } |
| |
| /** |
| * Resolves //, ../ and ./ from a path and returns |
| * the result. Eg: |
| * |
| * /foo/bar/../boo.php => /foo/boo.php |
| * /foo/bar/../../boo.php => /boo.php |
| * /foo/bar/.././/boo.php => /foo/boo.php |
| * |
| * This method can also be called statically. |
| * |
| * @param string $path URL path to resolve |
| * @return string The result |
| */ |
| function resolvePath($path) |
| { |
| $path = explode('/', str_replace('//', '/', $path)); |
| |
| for ($i=0; $i<count($path); $i++) { |
| if ($path[$i] == '.') { |
| unset($path[$i]); |
| $path = array_values($path); |
| $i--; |
| |
| } elseif ($path[$i] == '..' AND ($i > 1 OR ($i == 1 AND $path[0] != '') ) ) { |
| unset($path[$i]); |
| unset($path[$i-1]); |
| $path = array_values($path); |
| $i -= 2; |
| |
| } elseif ($path[$i] == '..' AND $i == 1 AND $path[0] == '') { |
| unset($path[$i]); |
| $path = array_values($path); |
| $i--; |
| |
| } else { |
| continue; |
| } |
| } |
| |
| return implode('/', $path); |
| } |
| |
| /** |
| * Returns the standard port number for a protocol |
| * |
| * @param string $scheme The protocol to lookup |
| * @return integer Port number or NULL if no scheme matches |
| * |
| * @author Philippe Jausions <Philippe.Jausions@11abacus.com> |
| */ |
| function getStandardPort($scheme) |
| { |
| switch (strtolower($scheme)) { |
| case 'http': return 80; |
| case 'https': return 443; |
| case 'ftp': return 21; |
| case 'imap': return 143; |
| case 'imaps': return 993; |
| case 'pop3': return 110; |
| case 'pop3s': return 995; |
| default: return null; |
| } |
| } |
| |
| /** |
| * Forces the URL to a particular protocol |
| * |
| * @param string $protocol Protocol to force the URL to |
| * @param integer $port Optional port (standard port is used by default) |
| */ |
| function setProtocol($protocol, $port = null) |
| { |
| $this->protocol = $protocol; |
| $this->port = is_null($port) ? $this->getStandardPort($protocol) : $port; |
| } |
| |
| /** |
| * Set an option |
| * |
| * This function set an option |
| * to be used thorough the script. |
| * |
| * @access public |
| * @param string $optionName The optionname to set |
| * @param string $value The value of this option. |
| */ |
| function setOption($optionName, $value) |
| { |
| if (!array_key_exists($optionName, $this->options)) { |
| return false; |
| } |
| |
| $this->options[$optionName] = $value; |
| $this->initialize(); |
| } |
| |
| /** |
| * Get an option |
| * |
| * This function gets an option |
| * from the $this->options array |
| * and return it's value. |
| * |
| * @access public |
| * @param string $opionName The name of the option to retrieve |
| * @see $this->options |
| */ |
| function getOption($optionName) |
| { |
| if (!isset($this->options[$optionName])) { |
| return false; |
| } |
| |
| return $this->options[$optionName]; |
| } |
| |
| } |
| ?> |