root/trunk/gregarius/cls/taglist.php

<?php

###############################################################################
# Gregarius - A PHP based RSS aggregator.
# Copyright (C) 2003 - 2006 Marco Bonetti
#
###############################################################################
# This program is free software and open source software; you can redistribute
# it and/or modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 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 General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA  or visit
# http://www.gnu.org/licenses/gpl.html
#
###############################################################################
# E-mail:      mbonetti at gmail dot com
# Web page:    http://gregarius.net/
#
###############################################################################


rss_require('cls/alltags.php');
rss_require('cls/channels.php');

/**
 * A TagListItem represents a single tag in the tags sidecolumn
 */
class TagListItem extends FeedListItem {
        var $title;
        var $cnt;
        var $rlink;
        var $rdLbl = "";
        var $class_ = "";
        var $icon;
        function TagListItem($title,$cnt, $url) {
                $this -> title = $title;
                $this -> cnt = $cnt;
                $this -> rlink = $url;
                $this -> rdLbl = "($cnt)";
                $this->icon = getExternalThemeFile("media/noicon.png");
        }
        
        function render() {
                $GLOBALS['rss']->currentFeedsFeed = $this;
                include($GLOBALS['rss'] ->getTemplateFile("feedsfeed.php"));    
        }
}

/**
 * A TagList renders a list of all the tags
 */
class TagList extends FeedList{
        
        var $tags;
        var $folders = array();
        var $countTaggedItems = 0;
        var $tagCount = 0;
        
        function TagList() {
                $this -> populate();
                $this -> columnTitle = __('Tags');
                $GLOBALS['rss']-> feedList = $this;
        }
        
        function populate() {
                $t = new Tags();
                $this -> tags = $t -> allTags;
                $this -> folders[0] = new FeedFolder(null , null ,$this);
                foreach ($this -> tags as $tag => $count) {     
                        $this -> tagCount++;
                        $this -> countTaggedItems += $count;
                        $tt = new TagListItem($tag,$count, $t -> makeTagLink($tag) );
                        $this->folders[0]->feeds[] = $tt;
                }
        }
        
        function getStats() {
                return sprintf(__('<strong>%d</strong> tagged items, in <strong>%d</strong> tags'), $this -> countTaggedItems, $this->tagCount);
        }
        
}
?>