File cms/form/field/contenthistory.php | Joomla! Framework TM

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 1 <?php
 2 /**
 3  * @package     Joomla.Libraries
 4  * @subpackage  Form
 5  *
 6  * @copyright   Copyright (C) 2005 - 2017 Open Source Matters, Inc. All rights reserved.
 7  * @license     GNU General Public License version 2 or later; see LICENSE.txt
 8  */
 9 
10 defined('JPATH_PLATFORM') or die;
11 
12 /**
13  * Field to select Content History from a modal list.
14  *
15  * @since  3.2
16  */
17 class JFormFieldContenthistory extends JFormField
18 {
19     /**
20      * The form field type.
21      *
22      * @var    string
23      * @since  3.2
24      */
25     public $type = 'ContentHistory';
26 
27     /**
28      * Layout to render the label
29      *
30      * @var  string
31      */
32     protected $layout = 'joomla.form.field.contenthistory';
33 
34     /**
35      * Get the data that is going to be passed to the layout
36      *
37      * @return  array
38      */
39     public function getLayoutData()
40     {
41         // Get the basic field data
42         $data = parent::getLayoutData();
43 
44         $typeId = JTable::getInstance('Contenttype')->getTypeId($this->element['data-typeAlias']);
45         $itemId = $this->form->getValue('id');
46         $label  = JText::_('JTOOLBAR_VERSIONS');
47 
48         $link   = 'index.php?option=com_contenthistory&amp;view=history&amp;layout=modal&amp;tmpl=component&amp;field='
49             . $this->id . '&amp;item_id=' . $itemId . '&amp;type_id=' . $typeId . '&amp;type_alias='
50             . $this->element['data-typeAlias'] . '&amp;' . JSession::getFormToken() . '=1';
51 
52         $extraData = array(
53                 'type' => $typeId,
54                 'item' => $itemId,
55                 'label' => $label,
56                 'link' => $link,
57         );
58 
59         return array_merge($data, $extraData);
60     }
61 
62     /**
63      * Method to get the content history field input markup.
64      *
65      * @return  string  The field input markup.
66      *
67      * @since   3.2
68      */
69     protected function getInput()
70     {
71         if (empty($this->layout))
72         {
73             throw new UnexpectedValueException(sprintf('%s has no layout assigned.', $this->name));
74         }
75 
76         return $this->getRenderer($this->layout)->render($this->getLayoutData());
77     }
78 }
79