forked from GNUsocial/gnu-social
150 lines
4.4 KiB
PHP
150 lines
4.4 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* widget for displaying a list of notices
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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 Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category UI
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @copyright 2008 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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require_once INSTALLDIR.'/lib/favorform.php';
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require_once INSTALLDIR.'/lib/disfavorform.php';
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require_once INSTALLDIR.'/lib/attachmentlist.php';
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/**
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* widget for displaying a list of notices
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*
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* There are a number of actions that display a list of notices, in
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* reverse chronological order. This widget abstracts out most of the
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* code for UI for notice lists. It's overridden to hide some
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* data for e.g. the profile page.
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*
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* @category UI
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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* @see Notice
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* @see NoticeListItem
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* @see ProfileNoticeList
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*/
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class NoticeList extends Widget
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{
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/** the current stream of notices being displayed. */
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var $notice = null;
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/**
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* constructor
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*
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* @param Notice $notice stream of notices from DB_DataObject
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*/
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function __construct($notice, $out=null)
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{
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parent::__construct($out);
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$this->notice = $notice;
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}
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/**
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* show the list of notices
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*
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* "Uses up" the stream by looping through it. So, probably can't
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* be called twice on the same list.
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*
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* @return int count of notices listed.
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*/
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function show()
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{
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$this->out->elementStart('div', array('id' =>'notices_primary'));
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$this->out->elementStart('ol', array('class' => 'notices xoxo'));
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$notices = $this->notice->fetchAll();
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$total = count($notices);
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$notices = array_slice($notices, 0, NOTICES_PER_PAGE);
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self::prefill($notices);
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foreach ($notices as $notice) {
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try {
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$item = $this->newListItem($notice);
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$item->show();
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} catch (Exception $e) {
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// we log exceptions and continue
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common_log(LOG_ERR, $e->getMessage());
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continue;
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}
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}
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$this->out->elementEnd('ol');
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$this->out->elementEnd('div');
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return $total;
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}
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/**
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* returns a new list item for the current notice
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*
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* Recipe (factory?) method; overridden by sub-classes to give
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* a different list item class.
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*
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* @param Notice $notice the current notice
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*
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* @return NoticeListItem a list item for displaying the notice
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*/
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function newListItem($notice)
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{
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return new NoticeListItem($notice, $this->out);
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}
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static function prefill(&$notices, $avatarSize=AVATAR_STREAM_SIZE)
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{
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// Prefill attachments
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Notice::fillAttachments($notices);
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// Prefill attachments
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Notice::fillFaves($notices);
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// Prefill the profiles
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$profiles = Notice::fillProfiles($notices);
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// Prefill the avatars
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Profile::fillAvatars($profiles, $avatarSize);
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$p = Profile::current();
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$ids = array();
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foreach ($notices as $notice) {
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$ids[] = $notice->id;
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}
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if (!empty($p)) {
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Memcached_DataObject::pivotGet('Fave', 'notice_id', $ids, array('user_id' => $p->id));
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Memcached_DataObject::pivotGet('Notice', 'repeat_of', $ids, array('profile_id' => $p->id));
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}
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}
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}
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