blogger_entries.php

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<?PHP
class blogger_entries
{
        var $entries;                     
        var $users;                       
        var $categories;                  
        var $edit = false;                
        var $limit = 10;                  
        var $limitTiny = null;            
        
        // users == null -> all users
        // categories == null -> everything
        function blogger_entries( $users = null, $categories = null )
        {
                if( is_array( $users ) )
                        $tempUsers = $users;
                else
                        $tempUsers = allUsersArray();
                foreach( $tempUsers as $key => $value )
                        $this->users[$value] = $key;
                
                $this->categories = $categories;
                
                $this->load();
        }
        
        function load()
        {
                // (re)initialise instances of all users
                $instances = array();
                foreach( $this->users as $key => $value )
                        $instances[$key] = new blogger_user( &$this, $key );
                $this->users = $instances;
                
                // Get references to entries out of all users and put them into $this->entries["timestamp/username"]
                $this->entries = array();
                foreach( $this->users as $key => $value )
                {
                        foreach( $this->users[$key]->entries as $key2 => $value2 )
                        {
                                $entryKey = $value2->timestamp . "/" . $key;
                                $this->entries[$entryKey] = &$this->users[$key]->entries[$key2];
                        }
                }
                krsort($this->entries);
        }
        
        function renderFeed( $type = null )
        {
                global $page_title;
                $title = $page_title;
                
                $link = thisPageURL();
                
                if( count( $this->users ) == count( allUsersArray() ) )
                        $theUsers = i18n("all users, ");
                else
                {
                        foreach( $this->users as $key => $value )
                                $theUsers .= $value->username . ", ";
                }
                
                if( $this->categories == null )
                        $theUsers = i18n("all categories, ");
                else
                {
                        foreach( $this->categories as $key => $value )
                                $theCategories .= "$value, ";
                }
                
                $description = i18n("A syndication of the entries by ##0##in the category or categories ##1##on ##2##", array( $theUsers, $theCategories, $title ) );
                
                $feed = new Feed( $title, $link, $description, time() );
                
                $i = 0;
                foreach( $this->entries as $key => $entry )
                {
                        $feed->addItem( $entry->getFeedItem() );
                        if( $i++ > $this->limit )
                                break;
                }
                
                return $feed->render( $type );
        }
        
        function render( $username = null, $timestamp = null )
        {
                $renderedData = "";
                if( $username != null )
                {
                        // No need to check for null here as that is also what's checked the other end
                        $renderedData = $this->users[$username]->render($timestamp);
                }
                else
                {
                        if( count( $this->entries ) > 0 )
                        {
                                $entryCount = 0;
                                $shownEntry = 0;
                                $currentPage = array_key_exists( "currentpage", $_REQUEST) ? $_REQUEST["currentpage"] : 0;
                                $lowerBound = $currentPage * $this->limit;
                                $upperBound = $lowerBound + $this->limit;
                                // Loop through all entries...
                                foreach( $this->entries as $key => $value )
                                {
                                        if( $value->published )
                                        {
                                                if( $lowerBound <= $entryCount && $entryCount < $upperBound )
                                                {
                                                        $shownEntry++;
                                                        if( $this->limitTiny !== null && $shownEntry < $this->limitTiny )
                                                                $renderedData .= $value->renderTiny();
                                                        else
                                                                $renderedData .= $value->renderBlock();
                                                }
                                                $entryCount++;
                                        }
                                }
                        }
                        if( $renderedData == "" )
                                $renderedData = renderInformationBox( i18n("No entries"), i18n("There are no published blog entries available.") );
                        else
                                $renderedData = renderNavigator($entryCount, $currentPage, $lowerBound, $upperBound, $this->limit) . $renderedData;
                }
                return $renderedData;
        }
}
?>

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