diff options
| -rw-r--r-- | actions/tag.php | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/actions/tag.php b/actions/tag.php new file mode 100644 index 000000000..3bcb47958 --- /dev/null +++ b/actions/tag.php @@ -0,0 +1,185 @@ +<?php +/* + * 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.'/actions/showstream.php'); +define('TAGS_PER_PAGE', 2); + +class TagAction extends StreamAction { + + function handle($args) { + + parent::handle($args); + + # Looks like we're good; show the header + + if (isset($args['tag']) && $args['tag']) { + $tag = $args['tag']; + common_show_header(sprintf(_("Notices tagged with %s"), $tag), + array($this, 'show_header'), $tag, + array($this, 'show_top')); + + $this->show_notices($tag); + } else { + common_show_header(_("Tags"), + array($this, 'show_header'), '', + array($this, 'show_top')); + $this->show_tags(); + } + + common_show_footer(); + } + + function show_header($tag = false) { + if (false && $tag) { + common_element('link', array('rel' => 'alternate', + 'href' => common_local_url('tagrss', array('tag' => $tag)), + 'type' => 'application/rss+xml', + 'title' => sprintf(_('Feed for tag %s'), $tag))); + } + } + + function get_instructions() { + return _('Showing most popular tags from the last week'); + } + + function show_top($tag = false) { + if (!$tag) { + $instr = $this->get_instructions(); + $output = common_markup_to_html($instr); + common_element_start('div', 'instructions'); + common_raw($output); + common_element_end('div'); + } + + common_element_start('ul', array('id' => 'nav_views')); + + common_menu_item(common_local_url('tags'), + _('Recent Tags'), + _('Recent Tags'), + !$tag); + if ($tag) { + common_menu_item(common_local_url('tag', array('tag' => $tag)), + '#' . $tag, + sprintf(_("Notices tagged with %s"), $tag), + true); + } + common_element_end('ul'); + } + + function show_tags() + { + $tags = DB_DataObject::factory('Notice_tag'); + $tags->selectAdd('count(1) as num'); + $tags->selectAdd('max(notice_id) as last_notice_id'); + $tags->groupBy('tag'); + $tags->orderBy('num DESC'); + $tags->whereAdd('created > "' . strftime('%Y-%m-%d %H:%M:%S', strtotime('-1 WEEK')) . '"'); + + $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1; + + $tags->limit((($page-1)*TAGS_PER_PAGE), TAGS_PER_PAGE + 1); + + $cnt = $tags->find(); + + if ($cnt > 0) { + common_element_start('ul', array('id' => 'notices')); + for ($i = 0; $i < min($cnt, TAGS_PER_PAGE); $i++) { + if ($tags->fetch()) { + TagAction::show_tag($tags); + } else { + // shouldn't happen! + break; + } + } + common_element_end('ul'); + } + + common_pagination($page > 1, $cnt > TAGS_PER_PAGE, + $page, 'tags'); + } + + private static function show_tag($tag) { + common_element_start('li', array('class' => 'notice_single')); + common_element_start('a', array( + 'class' => 'nickname', + 'href' => common_local_url('tag', array('tag' => $tag->tag)), + 'title' => sprintf(_("Notices tagged with %s"), $tag->tag))); + common_text('#' . $tag->tag); + common_element_end('a'); + common_text(sprintf(_('%s Notices recently tagged with %s'), $tag->num, $tag->tag)); + + $notice = Notice::staticGet($tag->last_notice_id); + if ($notice) { + $noticeurl = common_local_url('shownotice', array('notice' => $notice->id)); + common_element_start('p', 'time'); + common_text(_('Last message posted: ')); + common_element('a', array('class' => 'permalink', + 'href' => $noticeurl, + 'title' => common_exact_date($notice->created)), + common_date_string($notice->created)); + + common_text(_(' by ')); + $profile = $notice->getProfile(); + common_element('a', array('href' => $profile->profileurl), + $profile->nickname); + common_element_end('p'); + } + common_element_end('li'); + } + + + function show_notices($tag) { + + $tags = DB_DataObject::factory('Notice_tag'); + + $tags->tag = $tag; + + $tags->orderBy('created DESC'); + + $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1; + + $tags->limit((($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1); + + $cnt = $tags->find(); + + if ($cnt > 0) { + common_element_start('ul', array('id' => 'notices')); + for ($i = 0; $i < min($cnt, NOTICES_PER_PAGE); $i++) { + if ($tags->fetch()) { + $notice = new Notice(); + $notice->id = $tags->notice_id; + $result = $notice->find(true); + if (!$result) { + continue; + } + $this->show_notice($notice); + } else { + // shouldn't happen! + break; + } + } + common_element_end('ul'); + } + + common_pagination($page > 1, $cnt > NOTICES_PER_PAGE, + $page, 'tag', array('tag' => $tag)); + } +} |