119 lines
4.1 KiB
PHP
119 lines
4.1 KiB
PHP
<?php
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/**
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* ownCloud - gallery application
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*
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* @author Bartek Przybylski
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* @copyright 2012 Bartek Przybylski bart.p.pl@gmail.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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require_once('base.php'); // base lib
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require_once('images_utils.php');
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class OC_Gallery_Scanner {
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public static function scan($root) {
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$albums = array();
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self::scanDir($root, $albums);
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return $albums;
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}
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public static function cleanUp() {
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$stmt = OC_DB::prepare('DELETE FROM *PREFIX*gallery_albums');
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$stmt->execute(array());
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$stmt = OC_DB::prepare('DELETE FROM *PREFIX*gallery_photos');
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$stmt->execute(array());
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}
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public static function createName($name) {
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$root = OC_Preferences::getValue(OC_User::getUser(), 'gallery', 'root', '/');
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$name = str_replace('/', '.', str_replace(OC::$CONFIG_DATADIRECTORY, '', $name));
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if (substr($name, 0, strlen($root)) == str_replace('/','.',$root)) {
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$name = substr($name, strlen($root));
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}
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$name = ($name==='.') ? 'main' : trim($name,'.');
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return $name;
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}
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public static function scanDir($path, &$albums) {
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$current_album = array('name'=> $path, 'imagesCount' => 0, 'images' => array());
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$current_album['name'] = self::createName($current_album['name']);
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if ($dh = OC_Filesystem::opendir($path.'/')) {
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while (($filename = readdir($dh)) !== false) {
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$filepath = ($path[strlen($path)-1]=='/'?$path:$path.'/').$filename;
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if (substr($filename, 0, 1) == '.') continue;
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if (self::isPhoto($path.'/'.$filename)) {
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$current_album['images'][] = $filepath;
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}
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}
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}
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$current_album['imagesCount'] = count($current_album['images']);
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$albums['imagesCount'] = $current_album['imagesCount'];
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$albums['albumName'] = utf8_encode($current_album['name']);
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$result = OC_Gallery_Album::find(OC_User::getUser(), /*$current_album['name']*/ null, $path);
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// don't duplicate galleries with same path (bug oc-33)
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if ($result->numRows() == 0 && count($current_album['images'])) {
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OC_Gallery_Album::create(OC_User::getUser(), $current_album['name'], $path);
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$result = OC_Gallery_Album::find(OC_User::getUser(), $current_album['name']);
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}
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$albumId = $result->fetchRow();
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$albumId = $albumId['album_id'];
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foreach ($current_album['images'] as $img) {
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$result = OC_Gallery_Photo::find($albumId, $img);
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if ($result->numRows() == 0) {
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OC_Gallery_Photo::create($albumId, $img);
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}
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}
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if (count($current_album['images'])) {
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self::createThumbnail($current_album['name'],$current_album['images']);
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}
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}
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public static function createThumbnail($albumName, $files) {
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$file_count = min(count($files), 10);
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$thumbnail = imagecreatetruecolor($file_count*200, 200);
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for ($i = 0; $i < $file_count; $i++) {
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$image = OC_Gallery_Photo::getThumbnail($files[$i]);
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if ($image && $image->valid()) {
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imagecopyresampled($thumbnail, $image->resource(), $i*200, 0, 0, 0, 200, 200, 200, 200);
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}
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}
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imagepng($thumbnail, OC_Config::getValue("datadirectory").'/'. OC_User::getUser() .'/gallery/' . $albumName.'.png');
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}
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public static function isPhoto($filename) {
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$ext = strtolower(substr($filename, strrpos($filename, '.')+1));
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return $ext=='png' || $ext=='jpeg' || $ext=='jpg' || $ext=='gif';
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}
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public static function find_paths($path) {
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$images=OC_FileCache::searchByMime('image');
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$paths=array();
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foreach($images as $image){
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$path=dirname($image);
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if(array_search($path,$paths)===false){
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error_log($path);
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$paths[]=$path;
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}
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}
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return $paths;
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}
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}
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?>
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