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API16

JDocumentFeed/render

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< API16:JDocumentFeed
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Contents

Description

Render the document

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Syntax

render($cache=false, $params=array())
Parameter Name Default Value Description
$cache false $cache If true, cache the output
$params array() $params Associative array of attributes

Returns

The rendered data

Defined in

libraries/joomla/document/feed/feed.php

Importing

jimport( 'joomla.document.feed.feed' );

Source Body

function render($cache = false, $params = array())
{
        global $option;
 
        // Get the feed type
        $type = JRequest::getCmd('type', 'rss');
 
        /*
         * Cache TODO In later release
         */
        $cache          = 0;
        $cache_time = 3600;
        $cache_path = JPATH_BASE.DS.'cache';
 
        // set filename for rss feeds
        $file = strtolower(str_replace('.', '', $type));
        $file = $cache_path.DS.$file.'_'.$option.'.xml';
 
 
        // Instantiate feed renderer and set the mime encoding
        $renderer = &$this->loadRenderer(($type) ? $type : 'rss');
        if (!is_a($renderer, 'JDocumentRenderer')) {
                JError::raiseError(404, JText::_('JCOMMON_RESOURCE_NOT_FOUND'));
        }
        $this->setMimeEncoding($renderer->getContentType());
 
        //output
        // Generate prolog
        $data   = "<?xml version=\"1.0\" encoding=\"".$this->_charset."\"?>\n";
        $data   .= "<!-- generator=\"".$this->getGenerator()."\" -->\n";
 
         // Generate stylesheet links
        foreach ($this->_styleSheets as $src => $attr) {
                $data .= "<?xml-stylesheet href=\"$src\" type=\"".$attr['mime']."\"?>\n";
        }
 
        // Render the feed
        $data .= $renderer->render();
 
        parent::render();
        return $data;
}

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Examples

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