[Gemstracker-svn] SF.net SVN: gemstracker:[492] trunk/library/classes/MUtil/Html

[<gem...@li...>]

Revision: 492
          http://gemstracker.svn.sourceforge.net/gemstracker/?rev=492&view=rev
Author:   matijsdejong
Date:     2012-02-16 11:00:36 +0000 (Thu, 16 Feb 2012)
Log Message:
-----------
Image tags are rendered only with a source.
Added documentation

Modified Paths:
--------------
    trunk/library/classes/MUtil/Html/HtmlElement.php
    trunk/library/classes/MUtil/Html/ImgElement.php

Modified: trunk/library/classes/MUtil/Html/HtmlElement.php
===================================================================
--- trunk/library/classes/MUtil/Html/HtmlElement.php	2012-02-16 10:52:09 UTC (rev 491)
+++ trunk/library/classes/MUtil/Html/HtmlElement.php	2012-02-16 11:00:36 UTC (rev 492)
@@ -553,6 +553,12 @@
         return $elem;
     }
 
+    /**
+     * Make an element with the specified tag name.
+     *
+     * @param string $tagName
+     * @param mixed $arg_array MUtil_Ra::args arguments
+     */
     public function __construct($tagName, $arg_array = null)
     {
         $args = MUtil_Ra::args(func_get_args(), 1);

Modified: trunk/library/classes/MUtil/Html/ImgElement.php
===================================================================
--- trunk/library/classes/MUtil/Html/ImgElement.php	2012-02-16 10:52:09 UTC (rev 491)
+++ trunk/library/classes/MUtil/Html/ImgElement.php	2012-02-16 11:00:36 UTC (rev 492)
@@ -1,6 +1,5 @@
 <?php
 
-
 /**
  * Copyright (c) 2011, Erasmus MC
  * All rights reserved.
@@ -74,6 +73,13 @@
     protected $_contentToTag = 'alt';
 
     /**
+     * By default this element is not generated when the 'src' is empty.
+     *
+     * @var boolean The element is rendered even without content when true.
+     */
+    public $renderWithoutSrc = false;
+
+    /**
      * Converts an associative array to a string of tag attributes.
      *
      * @access public
@@ -219,6 +225,29 @@
     }
 
     /**
+     * Function to allow overloading  of tag rendering only
+     *
+     * Renders the element tag with it's content into a html string
+     *
+     * The $view is used to correctly encode and escape the output
+     *
+     * @param Zend_View_Abstract $view
+     * @return string Correctly encoded and escaped html output
+     */
+    protected function renderElement(Zend_View_Abstract $view)
+    {
+        if (isset($this->_attribs['src'])) {
+            $src = MUtil_Html::renderAny($view, $this->_attribs['src']);
+        } else {
+            $src = false;
+        }
+
+        if ($src || $this->renderWithoutSrc) {
+            return parent::renderElement($view);
+        }
+    }
+
+    /**
      * Sets the list of search directories. The last directory in the list is the first directory searched for the file.
      *
      * @param array $dirs Directory names. Slashes added when needed.

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