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egroupware_official/home/inc/class.home_legacy_portlet.inc.php
2014-11-06 21:40:03 +00:00

123 lines
3.1 KiB
PHP

<?php
/**
* EGroupware - Home - A simple portlet for displaying legacy home content
*
* @link www.egroupware.org
* @author Nathan Gray
* @copyright (c) 2013 by Nathan Gray
* @package home
* @subpackage portlet
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
class home_legacy_portlet extends home_portlet
{
/**
* Context for this portlet
*/
protected $context = array();
/**
* Custom title from hook
*/
protected $title = 'Legacy';
/**
* @var String Content generated by hook
*/
protected $content = '';
public function __construct(array &$context = array(), &$need_reload = false)
{
$this->context = $context;
// Try to load content here, so all needed info is available
$appname = $this->context['app'];
if(!$appname || !$GLOBALS['egw']->hooks->hook_exists('home', $appname))
{
return;
}
// Set a fallback title for if we can't extract it
$this->title = lang($this->context['app']);
// Execute hook to get content
ob_start();
$_content = $GLOBALS['egw']->hooks->single('home',$appname);
if (!$_content || $_content == 1) // content has been echoed and not returned
{
$_content = ob_get_contents();
ob_end_clean();
}
if($_content)
{
// Now we have to extract the actual content
$dom = new DOMDocument();
libxml_use_internal_errors(true);
$dom->loadHTML($_content,LIBXML_NOWARNING + LIBXML_NOERROR);
$finder = new DOMXPath($dom);
// Find header for title
$title = $finder->query("//div[contains(@class,'divSideboxHeader')]/descendant::strong");
if($title->length)
{
$this->title = $title->item(0)->textContent;
}
// Remove header
$content = $finder->query("//div[contains(@class,'divSideboxHeader')]/descendant::strong/ancestor::tr");
for($i = 0; $i < $content->length; $i++)
{
$content->item($i)->parentNode->removeChild($content->item($i));
}
// Content remains
$content = $dom->saveHTML();
$this->content = $content;
}
}
public function get_actions()
{
}
/**
* Get a fragment of HTML for display
*
* @param id String unique ID, provided to the portlet so it can make sure content is
* unique, if needed.
* @return string HTML fragment for display
*/
public function exec($id = null, etemplate_new &$etemplate = null)
{
$etemplate->read('home.legacy');
$etemplate->set_dom_id($id);
$etemplate->exec('home.home_link_portlet.exec',array('legacy' => $this->content), array(),array(),array(),2);
}
/**
* Some descriptive information about the portlet, so that users can decide if
* they want it or not, and for inclusion in lists, hover text, etc.
*
* These should be already translated, no further translation will be done.
*
* @return Array with keys
* - displayName: Used in lists
* - title: Put in the portlet header
* - description: A short description of what this portlet does or displays
*/
public function get_description()
{
return array(
'displayName'=> 'Legacy portlet',
'title'=> $this->title,
'description'=> 'Egroupware <= v1.9'
);
}
}
?>