<?php /* For licensing terms, see /license.txt */ /** * Cron script to list unused images * @package chamilo.cron */ /** * Includes and declarations */ if (PHP_SAPI!='cli') { die('Run this script through the command line or comment this line in the code'); } require_once '../../inc/global.inc.php'; $path = api_get_path(SYS_CODE_PATH).'img/'; ini_set('memory_limit', '128M'); ini_set('max_execution_time', '240'); $unused = array(); global $_configuration; /** * Main code */ // get all the available images and their directory $found_img = get_img_files($path); // Now, for each image, check if there is at least one reference chdir($_configuration['root_sys']); foreach ($found_img as $i => $p) { $j = 0; $output = @shell_exec('rgrep '.$i.' main/'); $outputs = explode('\n', $output); foreach ($outputs as $line) { if (substr($line, 0, 5)=='rgrep') { //this means a permission error, ignore } else { $j++; } } if ($j === 0) { $unused[$i] = $p; } } echo '<table>'; /* if (count($unexisting_img)<1) { die("No missing image<br />\n"); } else { echo "The following images were nowhere to be found: <br />\n<table>"; } foreach ($unexisting_img as $term => $file) { echo "<tr><td>$term</td><td>in $file</td></tr>\n"; } */ echo '<tr><td colspan="2">Existing images('.count($found_img).'), unused('.count($unused).')</td></tr>'."\n"; echo '<tr><td>Image file</td><td>Used x times</td></tr>'."\n"; $r = ksort($found_img); foreach ($unused as $term => $path) { if (isset($unused[$term])) { echo '<tr>'; echo '<td bgcolor="#55ff55">'.$term.'</td>'; echo '<td bgcolor="#55ff55">'.($path=='/'?'/':$path.'/').$term.'</td>'; echo '</tr>'."\n"; } else { echo '<tr>'; echo '<td bgcolor="#ff5555">'.$term.'</td>'; echo '<td bgcolor="#ff5555">'.($path=='/'?'/':$path.'/').$term.'</td>'; echo '</tr>'."\n"; } } echo "</table>\n"; /** * @param $base_path * @return array */ function get_all_php_files($base_path) { $list = scandir($base_path); $files = array(); foreach ($list as $item) { if (substr($item, 0, 1)=='.') { continue; } $special_dirs = array( api_get_path(SYS_TEST_PATH), api_get_path(SYS_COURSE_PATH), api_get_path(SYS_LANG_PATH), api_get_path(SYS_ARCHIVE_PATH) ); if (in_array($base_path.$item.'/', $special_dirs)) { continue; } if (is_dir($base_path.$item)) { $files = array_merge($files, get_all_php_files($base_path.$item.'/')); } else { //only analyse php files $ext = substr($item, -4); if (in_array($ext, array('.php', 'html', '.htm', '.css'))) { $files[] = $base_path.$item; } } } $list = null; return $files; } /** * Get the list of available images * @param string $path The path to start the scan from * @return array The files list */ function get_img_files($path) { $files = array(); //We know there are max 3 levels, so don't bother going recursive $list = scandir($path); foreach ($list as $entry) { if (substr($entry, 0, 1)=='.') { continue; } if (is_dir($path.$entry)) { $sublist = scandir($path.$entry); foreach ($sublist as $subentry) { if (substr($subentry, 0, 1)=='.') { continue; } if (is_dir($path.$entry.'/'.$subentry)) { $subsublist = scandir($path.$entry.'/'.$subentry); foreach ($subsublist as $subsubentry) { if (substr($subsubentry, 0, 1)=='.') { continue; } if (is_file($path.$entry.'/'.$subentry.'/'.$subsubentry)) { $files[$subsubentry] = '/'.$entry.'/'.$subentry; } } } elseif (is_file($path.$entry.'/'.$subentry)) { $files[$subentry] = '/'.$entry; } } } elseif (is_file($path.$entry)) { $files[$entry] = '/'; } } return $files; }