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<?php
/**
* PHPUnit
*
* Copyright (c) 2002-2008, Sebastian Bergmann <sb@sebastian-bergmann.de>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * 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.
*
* * Neither the name of Sebastian Bergmann nor the names of his
* contributors may 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.
*
* @category Testing
* @package PHPUnit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version SVN: $Id: Filesystem.php 2050 2008-01-09 14:54:58Z sb $
* @link http://www.phpunit.de/
* @since File available since Release 3.0.0
*/
require_once 'PHPUnit/Util/Filter.php';
PHPUnit_Util_Filter::addFileToFilter(__FILE__, 'PHPUNIT');
/**
* Filesystem helpers.
*
* @category Testing
* @package PHPUnit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2002-2008 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/bsd-license.php BSD License
* @version Release: 3.2.9
* @link http://www.phpunit.de/
* @since Class available since Release 3.0.0
* @abstract
*/
class PHPUnit_Util_Filesystem {
/**
* Wrapper for file_exists() that searches the include_path.
*
* @param string $file
* @return mixed
* @access public
* @static
* @author Mattis Stordalen Flister <mattis@xait.no>
* @since Method available since Release 3.2.9
*/
public static function fileExistsInIncludePath($file) {
$paths = explode(PATH_SEPARATOR, get_include_path());
foreach ($paths as $path) {
$fullpath = $path . DIRECTORY_SEPARATOR . $file;
if (file_exists($fullpath)) {
return realpath($fullpath);
}
}
return FALSE;
}
/**
* Returns the common path of a set of files.
*
* @param array $paths
* @return string
* @access public
* @static
* @since Method available since Release 3.1.0
*/
public static function getCommonPath(array $paths) {
$count = count($paths);
if ($count == 1) {
return dirname($paths[0]) . DIRECTORY_SEPARATOR;
}
$_paths = array();
for ($i = 0; $i < $count; $i ++) {
$_paths[$i] = explode(DIRECTORY_SEPARATOR, $paths[$i]);
if (empty($_paths[$i][0])) {
$_paths[$i][0] = DIRECTORY_SEPARATOR;
}
}
$common = '';
$done = FALSE;
$j = 0;
$count --;
while (! $done) {
for ($i = 0; $i < $count; $i ++) {
if ($_paths[$i][$j] != $_paths[$i + 1][$j]) {
$done = TRUE;
break;
}
}
if (! $done) {
$common .= $_paths[0][$j];
if ($j > 0) {
$common .= DIRECTORY_SEPARATOR;
}
}
$j ++;
}
return $common;
}
/**
* Returns a filesystem safe version of the passed filename.
* This function does not operate on full paths, just filenames.
*
* @param string $filename
* @return string
* @access public
* @static
* @author Michael Lively Jr. <m@digitalsandwich.com>
*/
public static function getSafeFilename($filename) {
/* characters allowed: A-Z, a-z, 0-9, _ and . */
return preg_replace('#[^\w.]#', '_', $filename);
}
}
?>
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