3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2008, 2009, StatusNet, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
22 require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
23 require_once INSTALLDIR.'/classes/File_redirection.php';
24 require_once INSTALLDIR.'/classes/File_oembed.php';
25 require_once INSTALLDIR.'/classes/File_thumbnail.php';
26 require_once INSTALLDIR.'/classes/File_to_post.php';
27 //require_once INSTALLDIR.'/classes/File_redirection.php';
30 * Table Definition for file
33 class File extends Memcached_DataObject
36 /* the code below is auto generated do not remove the above tag */
38 public $__table = 'file'; // table name
39 public $id; // int(4) primary_key not_null
40 public $url; // varchar(255) unique_key
41 public $mimetype; // varchar(50)
42 public $size; // int(4)
43 public $title; // varchar(255)
44 public $date; // int(4)
45 public $protected; // int(4)
46 public $filename; // varchar(255)
47 public $modified; // timestamp() not_null default_CURRENT_TIMESTAMP
50 function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('File',$k,$v); }
52 /* the code above is auto generated do not remove the tag below */
55 function isProtected($url) {
56 return 'http://www.facebook.com/login.php' === $url;
59 function getAttachments($post_id) {
60 $query = "select file.* from file join file_to_post on (file_id = file.id) join notice on (post_id = notice.id) where post_id = " . $this->escape($post_id);
63 while ($this->fetch()) {
64 $att[] = clone($this);
70 function saveNew($redir_data, $given_url) {
73 if (!empty($redir_data['protected'])) $x->protected = $redir_data['protected'];
74 if (!empty($redir_data['title'])) $x->title = $redir_data['title'];
75 if (!empty($redir_data['type'])) $x->mimetype = $redir_data['type'];
76 if (!empty($redir_data['size'])) $x->size = intval($redir_data['size']);
77 if (isset($redir_data['time']) && $redir_data['time'] > 0) $x->date = intval($redir_data['time']);
78 $file_id = $x->insert();
80 if (isset($redir_data['type'])
81 && (('text/html' === substr($redir_data['type'], 0, 9) || 'application/xhtml+xml' === substr($redir_data['type'], 0, 21)))
82 && ($oembed_data = File_oembed::_getOembed($given_url))) {
84 $fo = File_oembed::staticGet('file_id', $file_id);
87 File_oembed::saveNew($oembed_data, $file_id);
89 common_log(LOG_WARNING, "Strangely, a File_oembed object exists for new file $file_id", __FILE__);
95 function processNew($given_url, $notice_id=null) {
96 if (empty($given_url)) return -1; // error, no url to process
97 $given_url = File_redirection::_canonUrl($given_url);
98 if (empty($given_url)) return -1; // error, no url to process
99 $file = File::staticGet('url', $given_url);
101 $file_redir = File_redirection::staticGet('url', $given_url);
102 if (empty($file_redir)) {
103 $redir_data = File_redirection::where($given_url);
104 if (is_array($redir_data)) {
105 $redir_url = $redir_data['url'];
106 } elseif (is_string($redir_data)) {
107 $redir_url = $redir_data;
109 throw new ServerException("Can't process url '$given_url'");
111 // TODO: max field length
112 if ($redir_url === $given_url || strlen($redir_url) > 255) {
113 $x = File::saveNew($redir_data, $given_url);
116 $x = File::processNew($redir_url, $notice_id);
118 File_redirection::saveNew($redir_data, $file_id, $given_url);
121 $file_id = $file_redir->file_id;
124 $file_id = $file->id;
129 $x = File::staticGet($file_id);
131 throw new ServerException("Robin thinks something is impossible.");
135 if (!empty($notice_id)) {
136 File_to_post::processNew($file_id, $notice_id);
141 function isRespectsQuota($user,$fileSize) {
143 if ($fileSize > common_config('attachments', 'file_quota')) {
144 return sprintf(_('No file may be larger than %d bytes ' .
145 'and the file you sent was %d bytes. Try to upload a smaller version.'),
146 common_config('attachments', 'file_quota'), $fileSize);
149 $query = "select sum(size) as total from file join file_to_post on file_to_post.file_id = file.id join notice on file_to_post.post_id = notice.id where profile_id = {$user->id} and file.url like '%/notice/%/file'";
150 $this->query($query);
152 $total = $this->total + $fileSize;
153 if ($total > common_config('attachments', 'user_quota')) {
154 return sprintf(_('A file this large would exceed your user quota of %d bytes.'), common_config('attachments', 'user_quota'));
156 $query .= ' AND EXTRACT(month FROM file.modified) = EXTRACT(month FROM now()) and EXTRACT(year FROM file.modified) = EXTRACT(year FROM now())';
157 $this->query($query);
159 $total = $this->total + $fileSize;
160 if ($total > common_config('attachments', 'monthly_quota')) {
161 return sprintf(_('A file this large would exceed your monthly quota of %d bytes.'), common_config('attachments', 'monthly_quota'));
166 // where should the file go?
168 static function filename($profile, $basename, $mimetype)
170 require_once 'MIME/Type/Extension.php';
171 $mte = new MIME_Type_Extension();
172 $ext = $mte->getExtension($mimetype);
173 $nickname = $profile->nickname;
174 $datestamp = strftime('%Y%m%dT%H%M%S', time());
175 $random = strtolower(common_confirmation_code(32));
176 return "$nickname-$datestamp-$random.$ext";
180 * Validation for as-saved base filenames
182 static function validFilename($filename)
184 return preg_match('/^[A-Za-z0-9._-]+$/', $filename);
188 * @throws ClientException on invalid filename
190 static function path($filename)
192 if (!self::validFilename($filename)) {
193 throw new ClientException("Invalid filename");
195 $dir = common_config('attachments', 'dir');
197 if ($dir[strlen($dir)-1] != '/') {
201 return $dir . $filename;
204 static function url($filename)
206 if (!self::validFilename($filename)) {
207 throw new ClientException("Invalid filename");
209 if(common_config('site','private')) {
211 return common_local_url('getfile',
212 array('filename' => $filename));
215 $path = common_config('attachments', 'path');
217 if ($path[strlen($path)-1] != '/') {
221 if ($path[0] != '/') {
225 $server = common_config('attachments', 'server');
227 if (empty($server)) {
228 $server = common_config('site', 'server');
231 $ssl = common_config('attachments', 'ssl');
233 if (is_null($ssl)) { // null -> guess
234 if (common_config('site', 'ssl') == 'always' &&
235 !common_config('attachments', 'server')) {
242 $protocol = ($ssl) ? 'https' : 'http';
244 return $protocol.'://'.$server.$path.$filename;
248 function getEnclosure(){
249 $enclosure = (object) array();
250 $enclosure->title=$this->title;
251 $enclosure->url=$this->url;
252 $enclosure->title=$this->title;
253 $enclosure->date=$this->date;
254 $enclosure->modified=$this->modified;
255 $enclosure->size=$this->size;
256 $enclosure->mimetype=$this->mimetype;
258 if(! isset($this->filename)){
259 $notEnclosureMimeTypes = array('text/html','application/xhtml+xml');
260 $mimetype = strtolower($this->mimetype);
261 $semicolon = strpos($mimetype,';');
263 $mimetype = substr($mimetype,0,$semicolon);
265 if(in_array($mimetype,$notEnclosureMimeTypes)){
266 $oembed = File_oembed::staticGet('file_id',$this->id);
268 $mimetype = strtolower($oembed->mimetype);
269 $semicolon = strpos($mimetype,';');
271 $mimetype = substr($mimetype,0,$semicolon);
273 if(in_array($mimetype,$notEnclosureMimeTypes)){
276 if($oembed->mimetype) $enclosure->mimetype=$oembed->mimetype;
277 if($oembed->url) $enclosure->url=$oembed->url;
278 if($oembed->title) $enclosure->title=$oembed->title;
279 if($oembed->modified) $enclosure->modified=$oembed->modified;
280 unset($oembed->size);