Location: PHPKode > projects > Course-manager > courseman-0.1.1/javascript.php
<?php
  function javascript_escape($raw) {
    return str_replace("'","\'",str_replace("\\","\\\\",$raw));
  }
  $old_internet_explorer = preg_match("/MSIE/", $_SERVER["HTTP_USER_AGENT"]);
  $internet_explorer_buggy = $old_internet_explorer
  		&& preg_match("/MSIE 5.0/", $_SERVER["HTTP_USER_AGENT"]);
  function set_attribute($object,
                         $attribute,
                         $value,
                         $indentation) { /* set a javascript
					attribute portably */
    global $internet_explorer_buggy;
    return $indentation . (!$internet_explorer_buggy ?
	( 'var attribute = document.createAttribute("'
					. $attribute . '");' . $indentation
	. 'attribute.nodeValue = ' . $value . ';' . $indentation
	. $object . '.setAttributeNode(attribute);') :
	($object . '.' . $attribute . ' = ' . $value . ';'));
  }
  function js_array_push($array,$value) { /* push to javascript array portably*/
    global $internet_explorer_buggy;
    return $internet_explorer_buggy
    		? ($array . "[" . $array . ".length] = $value;")
		: ($array . ".push($value);");
  }
  function js_event_listener($element, $event, $action, $indentation) {
			/* portably add an event listener $action for the event
				$event on the element $element */
    return $indentation
		. "if (window.addEventListener) {" . $indentation
		. "  $element.addEventListener('$event', $action, false);"
			. $indentation
		. "} else {" . $indentation
		. "  $element.attachEvent('on$event', $action);" . $indentation
		. "}";
  }
?>
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