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Attempt to show legacy home content in new portlets

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This commit is contained in:
Nathan Gray 2013-09-24 21:14:05 +00:00
parent d5d977d60b
commit 8d5c4138bc
2 changed files with 170 additions and 2 deletions
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118
home/inc/class.home_legacy_portlet.inc.php Normal file
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@ -0,0 +1,118 @@
<?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())
{
$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 = $content;
}
}
public function get_actions()
{
}
/**
* Get a fragment of HTML for display
*
* @param id String unique ID, provided to the portlet so it can make sure content is
* unique, if needed.
* @return string HTML fragment for display
*/
public function get_content($id = null)
{
return $this->content;
}
/**
* 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'
);
}
}
?>

54
home/inc/class.home_ui.inc.php
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@ -119,13 +119,19 @@ class home_ui
foreach((array)$GLOBALS['egw_info']['user']['preferences']['home']['portlets'] as $id => $context)
{
error_log("Portlet: $id");
error_log(array2string($context));
if(!$id || in_array($id, array_keys($GLOBALS['egw_info']['user']['apps']))) continue;
$content = '';
$attrs = array();
$this->get_portlet($id, $context, $content, $attrs);
$portlets[$id] = $content;
$attributes[$id] = $attrs;
}
// Add in legacy HTML home bits
$this->get_legacy_portlets($template, $portlets, $attributes);
foreach($portlets as $index => $portlet)
{
$template->setElementAttribute('portlets', $index, (array)$attributes[$index]);
@ -180,6 +186,50 @@ class home_ui
}
return $portlet;
}
/**
* Get a list of pre-etemplate2 home hook content according to the individual
* application preferences. If we find a preference that indicates the user
* wants some content, we make a portlet for that app using the home_legacy_portlet,
* which fetches content from the home hook.
*/
protected function get_legacy_portlets(&$etemplate, &$content, &$attributes)
{
$sorted_apps = array_keys($GLOBALS['egw_info']['user']['apps']);
$portal_oldvarnames = array('mainscreen_showevents', 'homeShowEvents','homeShowLatest','mainscreen_showmail','mainscreen_showbirthdays','mainscreen_show_new_updated', 'homepage_display');
foreach($sorted_apps as $appname)
{
// If there's already [new] settings, or no preference, skip it
if($content[$appname]) continue;
$no_pref = true;
foreach($portal_oldvarnames as $varcheck)
{
$thisd = $GLOBALS['egw_info']['user']['preferences'][$appname][$varcheck];
if(!(int)$thisd && $thisd)
{
$no_pref = false;
break;
}
}
if($no_pref || !$GLOBALS['egw']->hooks->hook_exists('home', $appname))
{
continue;
}
$context = array(
'class' => 'home_legacy_portlet', 'app' => $appname,
'width' => 8, 'height' => 3
);
$_content = '';
$_attributes = array();
$this->get_portlet($appname, $context, $_content, $_attributes);
if(trim($_content))
{
$content[$appname] = $_content;
$attributes[$appname] = $_attributes;
}
}
}
/**
* Get a list of all available portlets for add menu
@ -211,7 +261,7 @@ class home_ui
}
}
}
if(!$classes[$appname]) continue;
// Build 'Add' actions for each discovered portlet.