<?php /** * poche, a read it later open source system * * @category poche * @author Nicolas Lœuillet <support@inthepoche.com> * @copyright 2013 * @license http://www.wtfpl.net/ see COPYING file */ /** * On modifie les URLS des images dans le corps de l'article */ function filtre_picture($content, $url, $id) { $matches = array(); preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER); foreach($matches as $i => $link) { $link[1] = trim($link[1]); if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1])) { $absolute_path = get_absolute_link($link[2],$url); $filename = basename(parse_url($absolute_path, PHP_URL_PATH)); $directory = create_assets_directory($id); $fullpath = $directory . '/' . $filename; download_pictures($absolute_path, $fullpath); $content = str_replace($matches[$i][2], $fullpath, $content); } } return $content; } /** * Retourne le lien absolu */ function get_absolute_link($relative_link, $url) { /* return if already absolute URL */ if (parse_url($relative_link, PHP_URL_SCHEME) != '') return $relative_link; /* queries and anchors */ if ($relative_link[0]=='#' || $relative_link[0]=='?') return $url . $relative_link; /* parse base URL and convert to local variables: $scheme, $host, $path */ extract(parse_url($url)); /* remove non-directory element from path */ $path = preg_replace('#/[^/]*$#', '', $path); /* destroy path if relative url points to root */ if ($relative_link[0] == '/') $path = ''; /* dirty absolute URL */ $abs = $host . $path . '/' . $relative_link; /* replace '//' or '/./' or '/foo/../' with '/' */ $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {} /* absolute URL is ready! */ return $scheme.'://'.$abs; } /** * Téléchargement des images */ function download_pictures($absolute_path, $fullpath) { $rawdata = Tools::getFile($absolute_path); if(file_exists($fullpath)) { unlink($fullpath); } $fp = fopen($fullpath, 'x'); fwrite($fp, $rawdata); fclose($fp); } /** * Crée un répertoire de médias pour l'article */ function create_assets_directory($id) { $assets_path = ABS_PATH; if(!is_dir($assets_path)) { mkdir($assets_path, 0705); } $article_directory = $assets_path . $id; if(!is_dir($article_directory)) { mkdir($article_directory, 0705); } return $article_directory; } /** * Suppression du répertoire d'images */ function remove_directory($directory) { if(is_dir($directory)) { $files = array_diff(scandir($directory), array('.','..')); foreach ($files as $file) { (is_dir("$directory/$file")) ? remove_directory("$directory/$file") : unlink("$directory/$file"); } return rmdir($directory); } }