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<?php
/**
* @package Unite Revolution Slider for Joomla 1.7-2.5
* @author UniteCMS.net
* @copyright (C) 2012 Unite CMS, All Rights Reserved.
* @license GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
**/
// No direct access.
defined('_JEXEC') or die;
class UniteControlsRev{
private static $arrControls;
private static $arrIndexParent;
private static $arrIndexChildren;
private static $arrStates;
private static $arrGroupsAssoc;
const TYPE_ENABLE = "enable";
const TYPE_DISABLE = "disable";
const TYPE_SHOW = "show";
const TYPE_HIDE = "hide";
/**
*
* empty thye controls array
*/
public static function emptyControls(){
self::$arrGroupsAssoc = array();
self::$arrControls = array();
self::$arrIndexParent = array();
self::$arrIndexChildren = array();
self::$arrStates = array();
}
/**
*
* get controls array from form
* get all groups on the way
* @param JForm $form
*/
private static function getControlsFromForm(JForm $form){
$fieldsets = $form->getFieldsets();
self::$arrGroupsAssoc = array();
$arrControls = array();
foreach($fieldsets as $key=>$fieldsetObj){
$fieldset = $form->getFieldset($key);
foreach($fieldset as $fieldName => $field){
$group = (string)$field->group;
if(!empty($group)){
self::$arrGroupsAssoc[$field->group] = "";
}
if($field->type == "control"){
//get controls array from the control (can be multiple children)
$controls = $field->getControlFields();
foreach($controls as $control){
$arrControls[] = $control;
}//end control foreach
}
}
}
return($arrControls);
}
/**
*
* get some form field by looking it in all fieldsets
*/
private static function getFormField(JForm $form,$fieldName){
$field = $form->getField($fieldName);
if(!empty($field))
return($field);
foreach(self::$arrGroupsAssoc as $group=>$nothing){
$field = $form->getField($fieldName,$group);
if(!empty($field))
return($field);
}
UniteFunctionsRev::throwError("Field not found: $fieldName");
}
/**
*
* make index array by the parent
*/
private static function makeIndexArray(JForm $form){
self::$arrIndexChildren = array();
self::$arrIndexParent = array();
//make parent index - multiple children by parent. This array will be for js output
foreach(self::$arrControls as $control){
$parentName = $control["parent"];
$childName = $control["child"];
//get parent and child fields
$parentField = self::getFormField($form, $parentName);
$childField = self::getFormField($form,$childName);
$parentID = $parentField->id;
$childID = $childField->id;
$arrControl = array();
$arrControl["ctype"] = $control["ctype"];
$arrControl["value"] = $control["value"];
$arrControl["child"] = $childID;
if(empty($parentField))
UniteFunctionsRev::throwError("control parent field: $parentName not exists.");
if(empty($childField))
UniteFunctionsRev::throwError("control child field: $childField not exists.");
//add the control to the array
if(!isset(self::$arrIndexParent[$parentID]))
self::$arrIndexParent[$parentID] = array();
self::$arrIndexParent[$parentID][] = $arrControl;
}
//make children index (multiple parents by one child)
foreach(self::$arrControls as $control){
$child = $control["child"];
if(array_key_exists($child, self::$arrIndexChildren) == true){
self::$arrIndexChildren[$child][] = $control;
}else{
self::$arrIndexChildren[$child] = array($control);
}
}
}
/**
*
* set control states
*/
private static function setStates(JForm $form){
self::$arrStates = array();
foreach(self::$arrIndexChildren as $childName => $arrParents){
$childStates = array("disabled"=>false,"hidden"=>false);
if(array_key_exists($childName, self::$arrStates))
$childStates = self::$arrStates[$childName];
foreach($arrParents as $arrParent){
$parentName = $arrParent["parent"];
$parentField = self::getFormField($form, $parentName);
$parentValue = $parentField->value;
$controlValue = $arrParent["value"];
$ctype = $arrParent["ctype"];
$valueMatch = ($controlValue == $parentValue);
switch($ctype){
case self::TYPE_ENABLE:
$childStates["disabled"] = !$valueMatch;
break;
case self::TYPE_DISABLE:
$childStates["disabled"] = $valueMatch;
break;
case self::TYPE_SHOW:
$childStates["hidden"] = !$valueMatch;
break;
case self::TYPE_HIDE:
$childStates["hidden"] = $valueMatch;
break;
default:
UniteFunctionsRev::throwError("Wrong ctype: " . $ctype);
break;
}
self::$arrStates[$childName] = $childStates;
}
}
}
/**
*
* load the controls from the current form, and save them
*/
public static function loadControlsFromForm(JForm $form){
self::emptyControls();
self::$arrControls = self::getControlsFromForm($form);
self::makeIndexArray($form);
self::setStates($form);
}
/**
*
* get form element state by name
*/
public static function getState($childName){
$childStates = array("found"=>false);
if(array_key_exists($childName, self::$arrStates)){
$childStates = self::$arrStates[$childName];
$childStates["found"] = true;
}
return($childStates);
}
/**
* get array for js output
*/
public static function getArrayForJsOutput(){
return(self::$arrIndexParent);
}
}
?>