/Group-I/jobeet/lib/vendor/symfony/lib/util/sfToolkit.class.php
PHP | 611 lines | 412 code | 46 blank | 153 comment | 72 complexity | 49db4c75b1540ae6d84edda4b2b8776a MD5 | raw file
Possible License(s): ISC, AGPL-3.0, LGPL-2.1, BSD-3-Clause, LGPL-3.0
- <?php
- /*
- * This file is part of the symfony package.
- * (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
- * (c) 2004-2006 Sean Kerr <sean@code-box.org>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- /**
- * sfToolkit provides basic utility methods.
- *
- * @package symfony
- * @subpackage util
- * @author Fabien Potencier <fabien.potencier@symfony-project.com>
- * @author Sean Kerr <sean@code-box.org>
- * @version SVN: $Id: sfToolkit.class.php 29525 2010-05-19 13:01:43Z fabien $
- */
- class sfToolkit
- {
- /**
- * Extract the class or interface name from filename.
- *
- * @param string $filename A filename.
- *
- * @return string A class or interface name, if one can be extracted, otherwise null.
- */
- public static function extractClassName($filename)
- {
- $retval = null;
- if (self::isPathAbsolute($filename))
- {
- $filename = basename($filename);
- }
- $pattern = '/(.*?)\.(class|interface)\.php/i';
- if (preg_match($pattern, $filename, $match))
- {
- $retval = $match[1];
- }
- return $retval;
- }
- /**
- * Clear all files in a given directory.
- *
- * @param string $directory An absolute filesystem path to a directory.
- */
- public static function clearDirectory($directory)
- {
- if (!is_dir($directory))
- {
- return;
- }
- // open a file point to the cache dir
- $fp = opendir($directory);
- // ignore names
- $ignore = array('.', '..', 'CVS', '.svn');
- while (($file = readdir($fp)) !== false)
- {
- if (!in_array($file, $ignore))
- {
- if (is_link($directory.'/'.$file))
- {
- // delete symlink
- unlink($directory.'/'.$file);
- }
- else if (is_dir($directory.'/'.$file))
- {
- // recurse through directory
- self::clearDirectory($directory.'/'.$file);
- // delete the directory
- rmdir($directory.'/'.$file);
- }
- else
- {
- // delete the file
- unlink($directory.'/'.$file);
- }
- }
- }
- // close file pointer
- closedir($fp);
- }
- /**
- * Clear all files and directories corresponding to a glob pattern.
- *
- * @param string $pattern An absolute filesystem pattern.
- */
- public static function clearGlob($pattern)
- {
- if (false === $files = glob($pattern))
- {
- return;
- }
- // order is important when removing directories
- sort($files);
- foreach ($files as $file)
- {
- if (is_dir($file))
- {
- // delete directory
- self::clearDirectory($file);
- }
- else
- {
- // delete file
- unlink($file);
- }
- }
- }
- /**
- * Determine if a filesystem path is absolute.
- *
- * @param path $path A filesystem path.
- *
- * @return bool true, if the path is absolute, otherwise false.
- */
- public static function isPathAbsolute($path)
- {
- if ($path[0] == '/' || $path[0] == '\\' ||
- (strlen($path) > 3 && ctype_alpha($path[0]) &&
- $path[1] == ':' &&
- ($path[2] == '\\' || $path[2] == '/')
- )
- )
- {
- return true;
- }
- return false;
- }
- /**
- * Strips comments from php source code
- *
- * @param string $source PHP source code.
- *
- * @return string Comment free source code.
- */
- public static function stripComments($source)
- {
- if (!function_exists('token_get_all'))
- {
- return $source;
- }
- $ignore = array(T_COMMENT => true, T_DOC_COMMENT => true);
- $output = '';
- foreach (token_get_all($source) as $token)
- {
- // array
- if (isset($token[1]))
- {
- // no action on comments
- if (!isset($ignore[$token[0]]))
- {
- // anything else -> output "as is"
- $output .= $token[1];
- }
- }
- else
- {
- // simple 1-character token
- $output .= $token;
- }
- }
- return $output;
- }
- /**
- * Strip slashes recursively from array
- *
- * @param array $value the value to strip
- *
- * @return array clean value with slashes stripped
- */
- public static function stripslashesDeep($value)
- {
- return is_array($value) ? array_map(array('sfToolkit', 'stripslashesDeep'), $value) : stripslashes($value);
- }
- // code from php at moechofe dot com (array_merge comment on php.net)
- /*
- * array arrayDeepMerge ( array array1 [, array array2 [, array ...]] )
- *
- * Like array_merge
- *
- * arrayDeepMerge() merges the elements of one or more arrays together so
- * that the values of one are appended to the end of the previous one. It
- * returns the resulting array.
- * If the input arrays have the same string keys, then the later value for
- * that key will overwrite the previous one. If, however, the arrays contain
- * numeric keys, the later value will not overwrite the original value, but
- * will be appended.
- * If only one array is given and the array is numerically indexed, the keys
- * get reindexed in a continuous way.
- *
- * Different from array_merge
- * If string keys have arrays for values, these arrays will merge recursively.
- */
- public static function arrayDeepMerge()
- {
- switch (func_num_args())
- {
- case 0:
- return false;
- case 1:
- return func_get_arg(0);
- case 2:
- $args = func_get_args();
- $args[2] = array();
- if (is_array($args[0]) && is_array($args[1]))
- {
- foreach (array_unique(array_merge(array_keys($args[0]),array_keys($args[1]))) as $key)
- {
- $isKey0 = array_key_exists($key, $args[0]);
- $isKey1 = array_key_exists($key, $args[1]);
- if ($isKey0 && $isKey1 && is_array($args[0][$key]) && is_array($args[1][$key]))
- {
- $args[2][$key] = self::arrayDeepMerge($args[0][$key], $args[1][$key]);
- }
- else if ($isKey0 && $isKey1)
- {
- $args[2][$key] = $args[1][$key];
- }
- else if (!$isKey1)
- {
- $args[2][$key] = $args[0][$key];
- }
- else if (!$isKey0)
- {
- $args[2][$key] = $args[1][$key];
- }
- }
- return $args[2];
- }
- else
- {
- return $args[1];
- }
- default :
- $args = func_get_args();
- $args[1] = sfToolkit::arrayDeepMerge($args[0], $args[1]);
- array_shift($args);
- return call_user_func_array(array('sfToolkit', 'arrayDeepMerge'), $args);
- break;
- }
- }
- /**
- * Converts string to array
- *
- * @param string $string the value to convert to array
- *
- * @return array
- */
- public static function stringToArray($string)
- {
- preg_match_all('/
- \s*(\w+) # key \\1
- \s*=\s* # =
- (\'|")? # values may be included in \' or " \\2
- (.*?) # value \\3
- (?(2) \\2) # matching \' or " if needed \\4
- \s*(?:
- (?=\w+\s*=) | \s*$ # followed by another key= or the end of the string
- )
- /x', $string, $matches, PREG_SET_ORDER);
- $attributes = array();
- foreach ($matches as $val)
- {
- $attributes[$val[1]] = self::literalize($val[3]);
- }
- return $attributes;
- }
- /**
- * Finds the type of the passed value, returns the value as the new type.
- *
- * @param string $value
- * @param bool $quoted Quote?
- *
- * @return mixed
- */
- public static function literalize($value, $quoted = false)
- {
- // lowercase our value for comparison
- $value = trim($value);
- $lvalue = strtolower($value);
- if (in_array($lvalue, array('null', '~', '')))
- {
- $value = null;
- }
- else if (in_array($lvalue, array('true', 'on', '+', 'yes')))
- {
- $value = true;
- }
- else if (in_array($lvalue, array('false', 'off', '-', 'no')))
- {
- $value = false;
- }
- else if (ctype_digit($value))
- {
- $value = (int) $value;
- }
- else if (is_numeric($value))
- {
- $value = (float) $value;
- }
- else
- {
- $value = self::replaceConstants($value);
- if ($quoted)
- {
- $value = '\''.str_replace('\'', '\\\'', $value).'\'';
- }
- }
- return $value;
- }
- /**
- * Replaces constant identifiers in a scalar value.
- *
- * @param string $value the value to perform the replacement on
- *
- * @return string the value with substitutions made
- */
- public static function replaceConstants($value)
- {
- return is_string($value) ? preg_replace_callback('/%(.+?)%/', create_function('$v', 'return sfConfig::has(strtolower($v[1])) ? sfConfig::get(strtolower($v[1])) : "%{$v[1]}%";'), $value) : $value;
- }
- /**
- * Returns subject replaced with regular expression matchs
- *
- * @param mixed $search subject to search
- * @param array $replacePairs array of search => replace pairs
- */
- public static function pregtr($search, $replacePairs)
- {
- return preg_replace(array_keys($replacePairs), array_values($replacePairs), $search);
- }
- /**
- * Checks if array values are empty
- *
- * @param array $array the array to check
- * @return boolean true if empty, otherwise false
- */
- public static function isArrayValuesEmpty($array)
- {
- static $isEmpty = true;
- foreach ($array as $value)
- {
- $isEmpty = (is_array($value)) ? self::isArrayValuesEmpty($value) : (strlen($value) == 0);
- if (!$isEmpty)
- {
- break;
- }
- }
- return $isEmpty;
- }
- /**
- * Checks if a string is an utf8.
- *
- * Yi Stone Li<yili@yahoo-inc.com>
- * Copyright (c) 2007 Yahoo! Inc. All rights reserved.
- * Licensed under the BSD open source license
- *
- * @param string
- *
- * @return bool true if $string is valid UTF-8 and false otherwise.
- */
- public static function isUTF8($string)
- {
- for ($idx = 0, $strlen = strlen($string); $idx < $strlen; $idx++)
- {
- $byte = ord($string[$idx]);
- if ($byte & 0x80)
- {
- if (($byte & 0xE0) == 0xC0)
- {
- // 2 byte char
- $bytes_remaining = 1;
- }
- else if (($byte & 0xF0) == 0xE0)
- {
- // 3 byte char
- $bytes_remaining = 2;
- }
- else if (($byte & 0xF8) == 0xF0)
- {
- // 4 byte char
- $bytes_remaining = 3;
- }
- else
- {
- return false;
- }
- if ($idx + $bytes_remaining >= $strlen)
- {
- return false;
- }
- while ($bytes_remaining--)
- {
- if ((ord($string[++$idx]) & 0xC0) != 0x80)
- {
- return false;
- }
- }
- }
- }
- return true;
- }
- /**
- * Returns an array value for a path.
- *
- * @param array $values The values to search
- * @param string $name The token name
- * @param array $default Default if not found
- *
- * @return array
- */
- public static function getArrayValueForPath($values, $name, $default = null)
- {
- if (false === $offset = strpos($name, '['))
- {
- return isset($values[$name]) ? $values[$name] : $default;
- }
- if (!isset($values[substr($name, 0, $offset)]))
- {
- return $default;
- }
- $array = $values[substr($name, 0, $offset)];
- while (false !== $pos = strpos($name, '[', $offset))
- {
- $end = strpos($name, ']', $pos);
- if ($end == $pos + 1)
- {
- // reached a []
- if (!is_array($array))
- {
- return $default;
- }
- break;
- }
- else if (!isset($array[substr($name, $pos + 1, $end - $pos - 1)]))
- {
- return $default;
- }
- else if (is_array($array))
- {
- $array = $array[substr($name, $pos + 1, $end - $pos - 1)];
- $offset = $end;
- }
- else
- {
- return $default;
- }
- }
- return $array;
- }
- /**
- * Get path to php cli.
- *
- * @throws sfException If no php cli found
- * @return string
- */
- public static function getPhpCli()
- {
- $path = getenv('PATH') ? getenv('PATH') : getenv('Path');
- $suffixes = DIRECTORY_SEPARATOR == '\\' ? (getenv('PATHEXT') ? explode(PATH_SEPARATOR, getenv('PATHEXT')) : array('.exe', '.bat', '.cmd', '.com')) : array('');
- foreach (array('php5', 'php') as $phpCli)
- {
- foreach ($suffixes as $suffix)
- {
- foreach (explode(PATH_SEPARATOR, $path) as $dir)
- {
- if (is_file($file = $dir.DIRECTORY_SEPARATOR.$phpCli.$suffix) && is_executable($file))
- {
- return $file;
- }
- }
- }
- }
- throw new sfException('Unable to find PHP executable.');
- }
- /**
- * Converts strings to UTF-8 via iconv. NB, the result may not by UTF-8 if the conversion failed.
- *
- * This file comes from Prado (BSD License)
- *
- * @param string $string string to convert to UTF-8
- * @param string $from current encoding
- *
- * @return string UTF-8 encoded string, original string if iconv failed.
- */
- static public function I18N_toUTF8($string, $from)
- {
- $from = strtoupper($from);
- if ($from != 'UTF-8')
- {
- $s = iconv($from,'UTF-8',$string); // to UTF-8
- return $s !== false ? $s : $string; // it could return false
- }
- return $string;
- }
- /**
- * Converts UTF-8 strings to a different encoding. NB. The result may not have been encoded if iconv fails.
- *
- * This file comes from Prado (BSD License)
- *
- * @param string $string the UTF-8 string for conversion
- * @param string $to new encoding
- *
- * @return string encoded string.
- */
- static public function I18N_toEncoding($string, $to)
- {
- $to = strtoupper($to);
- if ($to != 'UTF-8')
- {
- $s = iconv('UTF-8', $to, $string);
- return $s !== false ? $s : $string;
- }
- return $string;
- }
- /**
- * Adds a path to the PHP include_path setting.
- *
- * @param mixed $path Single string path or an array of paths
- * @param string $position Either 'front' or 'back'
- *
- * @return string The old include path
- */
- static public function addIncludePath($path, $position = 'front')
- {
- if (is_array($path))
- {
- foreach ('front' == $position ? array_reverse($path) : $path as $p)
- {
- self::addIncludePath($p, $position);
- }
- return;
- }
- $paths = explode(PATH_SEPARATOR, get_include_path());
- // remove what's already in the include_path
- if (false !== $key = array_search(realpath($path), array_map('realpath', $paths)))
- {
- unset($paths[$key]);
- }
- switch ($position)
- {
- case 'front':
- array_unshift($paths, $path);
- break;
- case 'back':
- $paths[] = $path;
- break;
- default:
- throw new InvalidArgumentException(sprintf('Unrecognized position: "%s"', $position));
- }
- return set_include_path(join(PATH_SEPARATOR, $paths));
- }
- }