Component-Builder/admin/controllers/ajax.json.php

<?php
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/-------------------------------------------------------------------------------------------------------------------------------/

	@version		2.1.0
	@build			18th February, 2016
	@created		30th April, 2015
	@package		Component Builder
	@subpackage		ajax.json.php
	@author			Llewellyn van der Merwe <https://www.vdm.io/joomla-component-builder>
	@my wife		Roline van der Merwe <http://www.vdm.io/>	
	@copyright		Copyright (C) 2015. All Rights Reserved
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html 
	
	Builds Complex Joomla Components 
                                                             
/-----------------------------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

// import Joomla controllerform library
jimport('joomla.application.component.controller');

/**
 * Componentbuilder Ajax Controller
 */
class ComponentbuilderControllerAjax extends JControllerLegacy
{
	public function __construct($config)
	{
		parent::__construct($config);
		// make sure all json stuff are set
		JFactory::getDocument()->setMimeEncoding( 'application/json' );
		JResponse::setHeader('Content-Disposition','attachment;filename="getajax.json"');
		JResponse::setHeader("Access-Control-Allow-Origin", "*");
		// load the tasks 
		$this->registerTask('tableColumns', 'ajax');
		$this->registerTask('fieldSelectOptions', 'ajax');
		$this->registerTask('layoutDetails', 'ajax');
		$this->registerTask('templateDetails', 'ajax');
		$this->registerTask('snippetDetails', 'ajax');
		$this->registerTask('dynamicValues', 'ajax');
		$this->registerTask('dynamicFormDetails', 'ajax');
		$this->registerTask('dbTableColumns', 'ajax');
		$this->registerTask('viewTableColumns', 'ajax');
		$this->registerTask('fieldOptions', 'ajax');
	}

	public function ajax()
	{
		$user 		= JFactory::getUser();
		$jinput 	= JFactory::getApplication()->input;
		// Check Token!
		$token 		= JSession::getFormToken();
		$call_token	= $jinput->get('token', 0, 'ALNUM');
		if($token == $call_token)
                {
			$task = $this->getTask();
			switch($task)
                        {
				case 'tableColumns':
					try
					{
						$tableValue = $jinput->get('table', NULL, 'WORD');
						if($tableValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getTableColumns($tableValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'fieldSelectOptions':
					try
					{
						$idValue = $jinput->get('id', NULL, 'INT');
						if($idValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getFieldSelectOptions($idValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'layoutDetails':
					try
					{
						$idValue = $jinput->get('id', null, 'INT');
						if($idValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getLayoutDetails($idValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'templateDetails':
					try
					{
						$idValue = $jinput->get('id', null, 'INT');
						if($idValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getTemplateDetails($idValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'snippetDetails':
					try
					{
						$idValue = $jinput->get('id', NULL, 'INT');
						if($idValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getSnippetDetails($idValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'dynamicValues':
					try
					{
						$idValue = $jinput->get('id', NULL, 'INT');
						$viewValue = $jinput->get('view', NULL, 'WORD');
						if($idValue && $viewValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getDynamicValues($idValue, $viewValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'dynamicFormDetails':
					try
					{
						$idValue = $jinput->get('id', NULL, 'INT');
						if($idValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getDynamicFormDetails($idValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'dbTableColumns':
					try
					{
						$nameValue = $jinput->get('name', NULL, 'WORD');
						$asValue = $jinput->get('as', NULL, 'WORD');
						$typeValue = $jinput->get('type', NULL, 'INT');
						if($nameValue && $asValue && $typeValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getDbTableColumns($nameValue, $asValue, $typeValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'viewTableColumns':
					try
					{
						$idValue = $jinput->get('id', NULL, 'INT');
						$asValue = $jinput->get('as', NULL, 'WORD');
						$typeValue = $jinput->get('type', NULL, 'INT');
						if($idValue && $asValue && $typeValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getViewTableColumns($idValue, $asValue, $typeValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
				case 'fieldOptions':
					try
					{
						$idValue = $jinput->get('id', NULL, 'INT');
						if($idValue && $user->id != 0)
						{
							$result = $this->getModel('ajax')->getFieldOptions($idValue);
						}
						else
						{
							$result = false;
						}
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback'] . "(".json_encode($result).");";
						}
						else
						{
							echo "(".json_encode($result).");";
						}
					}
					catch(Exception $e)
					{
						if(array_key_exists('callback',$_GET))
						{
							echo $_GET['callback']."(".json_encode($e).");";
						}
						else
						{
							echo "(".json_encode($e).");";
						}
					}
				break;
			}
		}
                else
                {
			if(array_key_exists('callback',$_GET))
                        {
				echo $_GET['callback']."(".json_encode(false).");";
			}
                        else
                        {
				echo "(".json_encode(false).");";
			}
		}
	}
}