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+<?php
+/**
+ * Laconica, the distributed open-source microblogging tool
+ *
+ * Show notice attachments
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category Personal
+ * @package Laconica
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @copyright 2008-2009 Control Yourself, Inc.
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
+
+if (!defined('LACONICA')) {
+ exit(1);
+}
+
+require_once INSTALLDIR.'/lib/attachmentlist.php';
+
+/**
+ * Show notice attachments
+ *
+ * @category Personal
+ * @package Laconica
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
+
+class AttachmentAction extends Action
+{
+ /**
+ * Attachment object to show
+ */
+
+ var $attachment = null;
+
+ /**
+ * Load attributes based on database arguments
+ *
+ * Loads all the DB stuff
+ *
+ * @param array $args $_REQUEST array
+ *
+ * @return success flag
+ */
+
+ function prepare($args)
+ {
+ parent::prepare($args);
+
+ if ($id = $this->trimmed('attachment')) {
+ $this->attachment = File::staticGet($id);
+ }
+
+ if (empty($this->attachment)) {
+ $this->clientError(_('No such attachment.'), 404);
+ return false;
+ }
+ return true;
+ }
+
+ /**
+ * Is this action read-only?
+ *
+ * @return boolean true
+ */
+
+ function isReadOnly($args)
+ {
+ return true;
+ }
+
+ /**
+ * Title of the page
+ *
+ * @return string title of the page
+ */
+ function title()
+ {
+ $a = new Attachment($this->attachment);
+ return $a->title();
+ }
+
+ /**
+ * Handle input
+ *
+ * Only handles get, so just show the page.
+ *
+ * @param array $args $_REQUEST data (unused)
+ *
+ * @return void
+ */
+
+ function handle($args)
+ {
+ parent::handle($args);
+
+ if (empty($this->attachment->filename)) {
+
+ // if it's not a local file, gtfo
+
+ common_redirect($this->attachment->url, 303);
+
+ } else {
+ $this->showPage();
+ }
+ }
+
+ /**
+ * Don't show local navigation
+ *
+ * @return void
+ */
+
+ function showLocalNavBlock()
+ {
+ }
+
+ /**
+ * Fill the content area of the page
+ *
+ * Shows a single notice list item.
+ *
+ * @return void
+ */
+
+ function showContent()
+ {
+ $ali = new Attachment($this->attachment, $this);
+ $cnt = $ali->show();
+ }
+
+ /**
+ * Don't show page notice
+ *
+ * @return void
+ */
+
+ function showPageNoticeBlock()
+ {
+ }
+
+ /**
+ * Show aside: this attachments appears in what notices
+ *
+ * @return void
+ */
+ function showSections() {
+ $ns = new AttachmentNoticeSection($this);
+ $ns->show();
+ $atcs = new AttachmentTagCloudSection($this);
+ $atcs->show();
+ }
+}
+