162 lines
4.9 KiB
PHP
162 lines
4.9 KiB
PHP
<?php
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/**
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* php-file-iterator
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*
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* Copyright (c) 2009-2012, Sebastian Bergmann <sb@sebastian-bergmann.de>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of Sebastian Bergmann nor the names of his
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* @package File
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @copyright 2009-2012 Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
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* @since File available since Release 1.3.0
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*/
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/**
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* Façade implementation that uses File_Iterator_Factory to create a
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* File_Iterator that operates on an AppendIterator that contains an
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* RecursiveDirectoryIterator for each given path. The list of unique
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* files is returned as an array.
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*
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* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @copyright 2009-2012 Sebastian Bergmann <sb@sebastian-bergmann.de>
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* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
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* @version Release: @package_version@
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* @link http://github.com/sebastianbergmann/php-file-iterator/tree
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* @since Class available since Release 1.3.0
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*/
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class File_Iterator_Facade
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{
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/**
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* @param array|string $paths
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* @param array|string $suffixes
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* @param array|string $prefixes
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* @param array $exclude
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* @param boolean $commonPath
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* @return array
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*/
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public function getFilesAsArray($paths, $suffixes = '', $prefixes = '', array $exclude = array(), $commonPath = FALSE)
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{
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if (is_string($paths)) {
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$paths = array($paths);
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}
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$factory = new File_Iterator_Factory;
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$iterator = $factory->getFileIterator(
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$paths, $suffixes, $prefixes, $exclude
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);
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$files = array();
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foreach ($iterator as $file) {
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$file = $file->getRealPath();
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if ($file) {
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$files[] = $file;
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}
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}
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foreach ($paths as $path) {
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if (is_file($path)) {
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$files[] = realpath($path);
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}
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}
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$files = array_unique($files);
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sort($files);
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if ($commonPath) {
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return array(
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'commonPath' => $this->getCommonPath($files),
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'files' => $files
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);
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} else {
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return $files;
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}
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}
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/**
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* Returns the common path of a set of files.
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*
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* @param array $files
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* @return string
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*/
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protected function getCommonPath(array $files)
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{
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$count = count($files);
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if ($count == 0) {
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return '';
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}
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if ($count == 1) {
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return dirname($files[0]) . DIRECTORY_SEPARATOR;
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}
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$_files = array();
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foreach ($files as $file) {
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$_files[] = $_fileParts = explode(DIRECTORY_SEPARATOR, $file);
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if (empty($_fileParts[0])) {
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$_fileParts[0] = DIRECTORY_SEPARATOR;
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}
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}
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$common = '';
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$done = FALSE;
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$j = 0;
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$count--;
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while (!$done) {
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for ($i = 0; $i < $count; $i++) {
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if ($_files[$i][$j] != $_files[$i+1][$j]) {
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$done = TRUE;
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break;
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}
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}
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if (!$done) {
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$common .= $_files[0][$j];
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if ($j > 0) {
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$common .= DIRECTORY_SEPARATOR;
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}
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}
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$j++;
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}
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return DIRECTORY_SEPARATOR . $common;
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}
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}
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