2bccd18d9a
Using live instead of bind for the event handling, we don't have to play any games on the ones that we do add at runtime. Yay!
319 lines
8.7 KiB
PHP
319 lines
8.7 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 Brion Vibber <brion@status.net>
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* @copyright 2011 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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/**
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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 ThreadedNoticeList extends NoticeList
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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->element('h2', null, _('Notices'));
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$this->out->elementStart('ol', array('class' => 'notices threaded-notices xoxo'));
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$cnt = 0;
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$conversations = array();
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while ($this->notice->fetch() && $cnt <= NOTICES_PER_PAGE) {
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$cnt++;
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if ($cnt > NOTICES_PER_PAGE) {
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break;
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}
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$convo = $this->notice->conversation;
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if (!empty($conversations[$convo])) {
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// Seen this convo already -- skip!
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continue;
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}
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$conversations[$convo] = true;
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// Get the convo's root notice
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// @fixme stream goes in wrong direction, this needs sane caching
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//$notice = Notice::conversationStream($convo, 0, 1);
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//$notice->fetch();
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$notice = new Notice();
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$notice->conversation = $this->notice->conversation;
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$notice->orderBy('CREATED');
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$notice->limit(1);
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$notice->find(true);
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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 $cnt;
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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 ThreadedNoticeListItem($notice, $this->out);
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}
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}
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/**
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* widget for displaying a single notice
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*
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* This widget has the core smarts for showing a single notice: what to display,
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* where, and under which circumstances. Its key method is show(); this is a recipe
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* that calls all the other show*() methods to build up a single notice. The
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* ProfileNoticeListItem subclass, for example, overrides showAuthor() to skip
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* author info (since that's implicit by the data in the 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 NoticeList
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* @see ProfileNoticeListItem
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*/
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class ThreadedNoticeListItem extends NoticeListItem
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{
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const INITIAL_ITEMS = 3;
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function showContext()
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{
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// Silence!
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}
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/**
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* finish the notice
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*
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* Close the last elements in the notice list item
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*
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* @return void
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*/
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function showEnd()
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{
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if (!$this->repeat) {
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$notice = Notice::conversationStream($this->notice->conversation, 0, self::INITIAL_ITEMS + 2);
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$notices = array();
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$cnt = 0;
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$moreCutoff = null;
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while ($notice->fetch()) {
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if ($notice->id == $this->notice->id) {
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// Skip!
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continue;
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}
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$cnt++;
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if ($cnt > self::INITIAL_ITEMS) {
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// boo-yah
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$moreCutoff = clone($notice);
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break;
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}
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$notices[] = clone($notice); // *grumble* inefficient as hell
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}
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if ($notices) {
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$this->out->elementStart('ul', 'notices threaded-replies xoxo');
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if ($moreCutoff) {
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$item = new ThreadedNoticeListMoreItem($moreCutoff, $this->out);
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$item->show();
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}
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foreach (array_reverse($notices) as $notice) {
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$item = new ThreadedNoticeListSubItem($notice, $this->out);
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$item->show();
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}
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// @fixme do a proper can-post check that's consistent
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// with the JS side
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if (common_current_user()) {
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$item = new ThreadedNoticeListReplyItem($notice, $this->out);
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$item->show();
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}
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$this->out->elementEnd('ul');
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}
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}
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parent::showEnd();
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}
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}
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class ThreadedNoticeListSubItem extends NoticeListItem
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{
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function avatarSize()
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{
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return AVATAR_STREAM_SIZE; // @fixme would like something in between
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}
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function showNoticeLocation()
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{
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//
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}
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function showNoticeSource()
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{
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//
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}
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function showContext()
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{
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//
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}
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}
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/**
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* Placeholder for loading more replies...
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*/
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class ThreadedNoticeListMoreItem extends NoticeListItem
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{
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/**
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* recipe function for displaying a single notice.
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*
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* This uses all the other methods to correctly display a notice. Override
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* it or one of the others to fine-tune the output.
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*
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* @return void
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*/
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function show()
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{
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$this->showStart();
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$this->showMiniForm();
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$this->showEnd();
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}
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/**
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* start a single notice.
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*
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* @return void
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*/
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function showStart()
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{
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$this->out->elementStart('li', array('class' => 'notice-reply-comments'));
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}
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function showMiniForm()
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{
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$id = $this->notice->conversation;
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$url = common_local_url('conversation', array('id' => $id)) . '#notice-' . $this->notice->id;
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$notice = new Notice();
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$notice->conversation = $id;
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$n = $notice->count() - 1;
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$msg = sprintf(_m('Show %d reply', 'Show all %d replies', $n), $n);
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$this->out->element('a', array('href' => $url), $msg);
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}
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}
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/**
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* Placeholder for reply form...
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* Same as get added at runtime via SN.U.NoticeInlineReplyPlaceholder
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*/
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class ThreadedNoticeListReplyItem extends NoticeListItem
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{
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/**
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* recipe function for displaying a single notice.
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*
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* This uses all the other methods to correctly display a notice. Override
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* it or one of the others to fine-tune the output.
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*
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* @return void
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*/
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function show()
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{
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$this->showStart();
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$this->showMiniForm();
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$this->showEnd();
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}
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/**
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* start a single notice.
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*
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* @return void
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*/
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function showStart()
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{
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$this->out->elementStart('li', array('class' => 'notice-reply-placeholder'));
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}
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function showMiniForm()
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{
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$this->out->element('input', array('class' => 'placeholder',
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'value' => _('Write a reply...')));
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}
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} |