<?php
if(!defined('sugarEntry'))define('sugarEntry', true);
/*********************************************************************************
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2011 SugarCRM Inc.
 * 
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 * 
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 * 
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 * 
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo. If the display of the logo is not reasonably feasible for
 * technical reasons, the Appropriate Legal Notices must display the words
 * "Powered by SugarCRM".
 ********************************************************************************/


require_once('service/core/REST/SugarRestSerialize.php');

/**
 * This class is a JSON implementation of REST protocol
 *
 */
class SugarRestJSON extends SugarRestSerialize{

	/**
	 * It will json encode the input object and echo's it
	 *
	 * @param array $input - assoc array of input values: key = param name, value = param type
	 * @return String - echos json encoded string of $input
	 */
	function generateResponse($input){
		$json = getJSONObj();
		ob_clean();
		if (isset($this->faultObject)) {
			$this->generateFaultResponse($this->faultObject);
		} else {
			echo $json->encode($input);
		}
	} // fn

	/**
	 * This method calls functions on the implementation class and returns the output or Fault object in case of error to client
	 *
	 * @return unknown
	 */
	function serve(){
		$GLOBALS['log']->info('Begin: SugarRestJSON->serve');
		$json_data = !empty($_REQUEST['rest_data'])? $_REQUEST['rest_data']: '';
		if(empty($_REQUEST['method']) || !method_exists($this->implementation, $_REQUEST['method'])){
			$er = new SoapError();
			$er->set_error('invalid_call');
			$this->fault($er);
		}else{
			$method = $_REQUEST['method'];
			$json = getJSONObj();
			$data = $json->decode(from_html($json_data));
			if(!is_array($data))$data = array($data);
			$GLOBALS['log']->info('End: SugarRestJSON->serve');
			return call_user_func_array(array( $this->implementation, $method),$data);
		} // else
	} // fn

	/**
	 * This function sends response to client containing error object
	 *
	 * @param SoapError $errorObject - This is an object of type SoapError
	 * @access public
	 */
	function fault($errorObject){
		$this->faultServer->faultObject = $errorObject;
	} // fn
	
	function generateFaultResponse($errorObject){
		$error = $errorObject->number . ': ' . $errorObject->name . '<br>' . $errorObject->description;
		$GLOBALS['log']->error($error);
		$json = getJSONObj();
		ob_clean();
		echo $json->encode($errorObject);
	} // fn


} // class
