diff options
Diffstat (limited to '_darcs/pristine/actions/tag.php')
| -rw-r--r-- | _darcs/pristine/actions/tag.php | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/_darcs/pristine/actions/tag.php b/_darcs/pristine/actions/tag.php deleted file mode 100644 index 8a3f90c16..000000000 --- a/_darcs/pristine/actions/tag.php +++ /dev/null @@ -1,172 +0,0 @@ -<?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', 100); - -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 ($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'); - $this->public_views_menu(); - } - else { - $this->show_feeds_list(array(0=>array('href'=>common_local_url('tagrss'), - 'type' => 'rss', - 'version' => 'RSS 1.0', - 'item' => 'tagrss'))); - } - } - - function show_tags() - { - # This should probably be cached rather than recalculated - $tags = DB_DataObject::factory('Notice_tag'); - - #Need to clear the selection and then only re-add the field - #we are grouping by, otherwise it's not a valid 'group by' - #even though MySQL seems to let it slide... - $tags->selectAdd(); - $tags->selectAdd('tag'); - - #Add the aggregated columns... - $tags->selectAdd('max(notice_id) as last_notice_id'); - if(common_config('db','type')=='pgsql') { - $calc='sum(exp(-extract(epoch from (now()-created))/%s)) as weight'; - } else { - $calc='sum(exp(-(now() - created)/%s)) as weight'; - } - $tags->selectAdd(sprintf($calc, common_config('tag', 'dropoff'))); - $tags->groupBy('tag'); - $tags->orderBy('weight DESC'); - - # $tags->whereAdd('created > "' . strftime('%Y-%m-%d %H:%M:%S', strtotime('-1 MONTH')) . '"'); - - $tags->limit(TAGS_PER_PAGE); - - $cnt = $tags->find(); - - if ($cnt > 0) { - common_element_start('p', 'tagcloud'); - - $tw = array(); - $sum = 0; - while ($tags->fetch()) { - $tw[$tags->tag] = $tags->weight; - $sum += $tags->weight; - } - - ksort($tw); - - foreach ($tw as $tag => $weight) { - $this->show_tag($tag, $weight, $weight/$sum); - } - - common_element_end('p'); - } - } - - function show_tag($tag, $weight, $relative) - { - - # XXX: these should probably tune to the size of the site - if ($relative > 0.1) { - $cls = 'largest'; - } else if ($relative > 0.05) { - $cls = 'verylarge'; - } else if ($relative > 0.02) { - $cls = 'large'; - } else if ($relative > 0.01) { - $cls = 'medium'; - } else if ($relative > 0.005) { - $cls = 'small'; - } else if ($relative > 0.002) { - $cls = 'verysmall'; - } else { - $cls = 'smallest'; - } - - common_element('a', array('class' => "$cls weight-$weight relative-$relative", - 'href' => common_local_url('tag', array('tag' => $tag))), - $tag); - common_text(' '); - } - - function show_notices($tag) - { - - $cnt = 0; - - $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1; - - $notice = Notice_tag::getStream($tag, (($page-1)*NOTICES_PER_PAGE), NOTICES_PER_PAGE + 1); - - $cnt = $this->show_notice_list($notice); - - common_pagination($page > 1, $cnt > NOTICES_PER_PAGE, - $page, 'tag', array('tag' => $tag)); - } -} |