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egroupware_official/home/inc/class.home_link_portlet.inc.php

245 lines
6.3 KiB
PHP

<?php
/**
* EGroupware - Home - A simple portlet for displaying an entry
*
* @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 $Id$
*/
/**
* A single entry is displayed with its application icon and title
*/
class home_link_portlet extends home_portlet
{
/**
* Context for this portlet
*/
protected $context = array();
/**
* Title of entry
*/
protected $title = 'Link';
/**
* Image shown. Leave at false to have it automatically set an icon based
* on the entry or customize it for the context.
*/
protected $image = false;
/**
* Base name for template
* @var string
*/
protected $template_name = 'home.link';
/**
* Construct the portlet
*
* @param boolean $need_reload Flag to indicate that the portlet needs to be reloaded (exec will be called)
*/
public function __construct(Array &$context = array(), &$need_reload = false)
{
// Process dropped data into something useable
if($context['dropped_data'])
{
list($context['entry']['app'], $context['entry']['id']) = explode('::', $context['dropped_data'][0], 2);
unset($context['dropped_data']);
$need_reload = true;
}
if($context['entry'] && is_array($context['entry']));
{
$this->title = $context['entry']['title'] = egw_link::title($context['entry']['app'], $context['entry']['id']);
// Reload to get the latest title
// TODO: This is a performance hit, it would be good to do this less
$need_reload |= (boolean)$context['entry']['id'];
}
$this->context = $context;
}
/**
* 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'=> 'Single Entry',
'title'=> $this->context['entry'] ? lang($this->context['entry']['app']) : lang('None'),
'description'=> lang('Show one entry')
);
}
/**
* Generate display
*
* @param id String unique ID, provided to the portlet so it can make sure content is
* unique, if needed.
*/
public function exec($id = null, etemplate_new &$etemplate = null)
{
// Check for custom template for app
$custom_template = false;
if($this->context && $this->context['entry'] && $this->context['entry']['app'] &&
$etemplate->read($this->context['entry']['app'] . '.' . $this->template_name))
{
// No action needed, custom template loaded as side-effect
$custom_template = true;
}
else
{
$etemplate->read($this->template_name);
}
$etemplate->set_dom_id($id);
$content = array(
'image' => $this->image
);
// Try to load entry
if($this->context['entry'] && $this->context['entry']['app'])
{
// Always load app's css
egw_framework::includeCSS($this->context['entry']['app'],'app');
try
{
$classname = $this->context['entry']['app'] . '_egw_record';
if(class_exists($classname))
{
$record = new $classname($this->context['entry']['id']);
if($record && $record->get_record_array())
{
// If there's a custom template, send the full record
if($custom_template)
{
$content += $record->get_record_array();
}
if($content['image'] == false)
{
$content['image'] = $record->get_icon();
}
}
}
}
catch(Exception $e)
{
error_log("Problem loading record " . array2string($this->context['entry']));
throw $e;
}
// Set a fallback image
if($content['image'] == false)
{
if($this->context['entry'] && $this->context['entry']['app'])
{
$content['image'] = $this->context['entry']['app'] . '/navbar';
}
else
{
$content['image'] = 'home';
}
}
}
// Filemanager support - links need app = 'file' and type set
if($this->context && $this->context['entry'] && $this->context['entry']['app'] == 'filemanager')
{
$this->context['entry']['app'] = 'file';
$this->context['entry']['path'] = $this->context['entry']['title'] = $this->context['entry']['id'];
$this->context['entry']['type'] = egw_vfs::mime_content_type($this->context['entry']['id']);
$content['image'] = egw_framework::link('/etemplate/thumbnail.php',array('path' => $this->context['entry']['id']));
}
$content += $this->context;
if(!is_array($content['entry']))
{
$content['entry'] = null;
}
$etemplate->exec('home.home_link_portlet.exec',$content);
}
/**
* Return a list of settings to customize the portlet.
*
* Settings should be in the same style as for preferences. It is OK to return an empty array
* for no customizable settings.
*
* These should be already translated, no further translation will be done.
*
* @see preferences/inc/class.preferences_settings.inc.php
* @return Array of settings. Each setting should have the following keys:
* - name: Internal reference
* - type: Widget type for editing
* - label: Human name
* - help: Description of the setting, and what it does
* - default: Default value, for when it's not set yet
*/
public function get_properties()
{
$properties = parent::get_properties();
$properties[] = array(
'name' => 'entry',
'type' => 'link-entry',
'label' => lang('Entry'),
'size' => ''
);
return $properties;
}
/**
* Return a list of allowable actions for the portlet.
*
* These actions will be merged with the default porlet actions.
* We add an 'edit' action as default so double-clicking the widget
* opens the entry
*/
public function get_actions()
{
$actions = array(
'view' => array(
'icon' => 'view',
'caption' => lang('open'),
'default' => true,
'hideOnDisabled' => false,
'onExecute' => 'javaScript:app.home.open_link',
),
'edit_settings' => array(
'default' => false
)
);
$actions['view']['enabled'] = (bool)$this->context['entry'];
return $actions;
}
/**
* This portlet accepts files and links
*
* @return boolean|String[]
*/
public function accept_drop()
{
return array('file','link');
}
}