3 * StatusNet, the distributed open-source microblogging tool
5 * Show notice attachments
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@status.net>
25 * @copyright 2008-2009 StatusNet, Inc.
26 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
27 * @link http://status.net/
30 if (!defined('STATUSNET') && !defined('LACONICA')) {
34 require_once INSTALLDIR.'/lib/attachmentlist.php';
37 * Show notice attachments
41 * @author Evan Prodromou <evan@status.net>
42 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
43 * @link http://status.net/
45 class AttachmentAction extends Action
48 * Attachment object to show
51 var $attachment = null;
54 * Load attributes based on database arguments
56 * Loads all the DB stuff
58 * @param array $args $_REQUEST array
60 * @return success flag
63 function prepare($args)
65 parent::prepare($args);
67 if ($id = $this->trimmed('attachment')) {
68 $this->attachment = File::getKV($id);
71 if (empty($this->attachment)) {
72 // TRANS: Client error displayed trying to get a non-existing attachment.
73 $this->clientError(_('No such attachment.'), 404);
80 * Is this action read-only?
82 * @return boolean true
84 function isReadOnly($args)
92 * @return string title of the page
96 $a = new Attachment($this->attachment);
102 $this->element('link',array('rel'=>'alternate',
103 'type'=>'application/json+oembed',
104 'href'=>common_local_url(
107 array('format'=>'json', 'url'=>
108 common_local_url('attachment',
109 array('attachment' => $this->attachment->id)))),
110 'title'=>'oEmbed'),null);
111 $this->element('link',array('rel'=>'alternate',
112 'type'=>'text/xml+oembed',
113 'href'=>common_local_url(
116 array('format'=>'xml','url'=>
117 common_local_url('attachment',
118 array('attachment' => $this->attachment->id)))),
119 'title'=>'oEmbed'),null);
120 /* Twitter card support. See https://dev.twitter.com/docs/cards */
121 /* @fixme: should we display twitter cards only for attachments posted
122 * by local users ? Seems mandatory to display twitter:creator
124 switch ($this->attachment->mimetype) {
130 $this->element('meta', array('name' => 'twitter:card',
131 'content' => 'photo'),
133 $this->element('meta', array('name' => 'twitter:url',
134 'content' => common_local_url('attachment',
135 array('attachment' => $this->attachment->id))),
137 $this->element('meta', array('name' => 'twitter:image',
138 'content' => $this->attachment->url));
140 $ns = new AttachmentNoticeSection($this);
141 $notices = $ns->getNotices();
142 $noticeArray = $notices->fetchAll();
144 // Should not have more than 1 notice for this attachment.
145 if( count($noticeArray) != 1 ) { break; }
146 $post = $noticeArray[0];
148 $flink = Foreign_link::getByUserID($post->profile_id, TWITTER_SERVICE);
149 if( $flink ) { // Our local user has registered Twitter Gateway
150 $fuser = Foreign_user::getForeignUser($flink->foreign_id, TWITTER_SERVICE);
151 if( $fuser ) { // Got nickname for local user's Twitter account
152 $this->element('meta', array('name' => 'twitter:creator',
153 'content' => '@'.$fuser->nickname));
164 * Only handles get, so just show the page.
166 * @param array $args $_REQUEST data (unused)
170 function handle($args)
172 parent::handle($args);
174 if (empty($this->attachment->filename)) {
176 // if it's not a local file, gtfo
178 common_redirect($this->attachment->url, 303);
186 * Fill the content area of the page
188 * Shows a single notice list item.
192 function showContent()
194 $ali = new Attachment($this->attachment, $this);
199 * Don't show page notice
203 function showPageNoticeBlock()
208 * Show aside: this attachments appears in what notices
212 function showSections() {
213 $ns = new AttachmentNoticeSection($this);
215 if (!common_config('performance', 'high')) {
216 $atcs = new AttachmentTagCloudSection($this);