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Diffstat (limited to 'actions/conversation.php')
| -rw-r--r-- | actions/conversation.php | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/actions/conversation.php b/actions/conversation.php new file mode 100644 index 000000000..f3beade6c --- /dev/null +++ b/actions/conversation.php @@ -0,0 +1,199 @@ +<?php +/** + * Display a conversation in the browser + * + * PHP version 5 + * + * @category Action + * @package Laconica + * @author Evan Prodromou <evan@controlyourself.ca> + * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3 + * @link http://laconi.ca/ + * + * Laconica - a distributed open-source microblogging tool + * Copyright (C) 2008, Controlez-Vous, Inc. + * + * 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/>. + */ + +if (!defined('LACONICA')) { + exit(1); +} + +require_once(INSTALLDIR.'/lib/noticelist.php'); + +/** + * Conversation tree in the browser + * + * @category Action + * @package Laconica + * @author Evan Prodromou <evan@controlyourself.ca> + * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3 + * @link http://laconi.ca/ + */ + +class ConversationAction extends Action +{ + var $id = null; + var $page = null; + + /** + * Initialization. + * + * @param array $args Web and URL arguments + * + * @return boolean false if id not passed in + */ + + function prepare($args) + { + parent::prepare($args); + $this->id = $this->trimmed('id'); + if (empty($this->id)) { + return false; + } + $this->page = $this->trimmed('page'); + if (empty($this->page)) { + $this->page = 1; + } + return true; + } + + function handle($args) + { + parent::handle($args); + $this->showPage(); + } + + function title() + { + return _("Conversation"); + } + + function showContent() + { + // FIXME this needs to be a tree, not a list + + $qry = 'SELECT * FROM notice WHERE conversation = %s '; + + $offset = ($this->page-1)*NOTICES_PER_PAGE; + $limit = NOTICES_PER_PAGE + 1; + + $txt = sprintf($qry, $this->id); + + $notices = Notice::getStream($txt, + 'notice:conversation:'.$this->id, + $offset, $limit); + + $ct = new ConversationTree($notices, $this); + + $cnt = $ct->show(); + + $this->pagination($this->page > 1, $cnt > NOTICES_PER_PAGE, + $this->page, 'conversation', array('id' => $this->id)); + } + +} + +class ConversationTree extends NoticeList +{ + var $tree = null; + var $table = null; + + function show() + { + $cnt = 0; + + $this->tree = array(); + $table = array(); + + while ($this->notice->fetch()) { + $cnt++; + $this->table[$this->notice->id] = clone($this->notice); + if (is_null($notice->reply_to)) { + // We assume no notice has -1 ID + $this->tree[-1] = array($notice->id); + } else if (array_key_exists($notice->reply_to, $this->tree)) { + $this->tree[$notice->reply_to][] = $notice->id; + } else { + $this->tree[$notice->reply_to] = array($notice->id); + } + } + + $this->out->elementStart('div', array('id' =>'notices_primary')); + $this->out->element('h2', null, _('Notices')); + $this->out->elementStart('ul', array('class' => 'notices')); + + if (array_key_exists(-1, $this->tree)) { + $this->showNoticePlus($this->tree[-1][0]); + } + + $this->out->elementEnd('ul'); + $this->out->elementEnd('div'); + + return $cnt; + } + + function showNoticePlus($id) + { + $notice = $this->table[$id]; + + print_r($notice); + + // We take responsibility for doing the li + + $this->out->elementStart('li', array('class' => 'hentry notice', + 'id' => 'notice-' . $this->notice->id)); + + $item = $this->newListItem($notice); + $item->show(); + + if (array_key_exists($id, $this->tree)) { + $children = $this->tree[$id]; + + $this->out->elementStart('ul', array('class' => 'notices')); + + foreach ($children as $child) { + $this->showNoticePlus($child); + } + + $this->out->elementEnd('ul'); + } + + $this->out->elementEnd('li'); + } + + function newListItem($notice) + { + return new ConversationTreeItem($notice, $this->out); + } +} + +class ConversationTreeItem extends NoticeListItem +{ + function showStart() + { + // skip; ConversationTree draws the list + } + + function showEnd() + { + // skip; ConversationTree draws the list + } + + function showContext() + { + // skip; this _is_ the context! + } +}
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