<?php
/*+**********************************************************************************
 * The contents of this file are subject to the vtiger CRM Public License Version 1.0
 * ("License"); You may not use this file except in compliance with the License
 * The Original Code is:  vtiger CRM Open Source
 * The Initial Developer of the Original Code is vtiger.
 * Portions created by vtiger are Copyright (C) vtiger.
 * All Rights Reserved.
 ************************************************************************************/
abstract class Mobile_WS_AlertModel {
	
	var $alertid;    // Unique id refering the instance
	var $name;       // Name of the alert - should be unique to make it easy on client side
	var $moduleName; // If alert is targeting module record count, this should be set along with $recordsLinked 
	var $refreshRate;// Recommended lookup rate in SECONDS
	var $description;// Describe the purpose of alert to client
	var $recordsLinked;// TRUE if message is based on records of module, FALSE otherwise
	
	protected $user;
	
	function __construct() {
		$this->recordsLinked = true;
	}
	
	function setUser($userInstance) {
		$this->user = $userInstance;
	}
	
	function getUser() {
		return $this->user;
	}
	
	function serializeToSend() {
		$category = $this->moduleName;
		if (empty($category)) {
			$category = "General";
		}
		return array(
			'alertid' => (string)$this->alertid,
			'name' => $this->name,
			'category' => $category,
			'refreshRate'=> $this->refreshRate,
			'description'=> $this->description,
			'recordsLinked'=> $this->recordsLinked
		);
	}
	
 	abstract function query();
	abstract function queryParameters();
	
	function message() {
		return (string) $this->executeCount();
	}
	
	/*function execute() {
		global $adb;
		$result = $adb->pquery($this->query(), $this->queryParameters());
		return $result;
	}*/
	
	function executeCount() {
		global $adb;
		$result = $adb->pquery($this->countQuery(), $this->queryParameters());
		return $adb->query_result($result, 0, 'count');
	}
	
	// Function provided to enable sub-classes to over-ride in case required 
	protected function countQuery() {
		return mkCountQuery($this->query());
	}
	
	static function models() {
		global $adb;
		
		$models = array();
		$handlerResult = $adb->pquery("SELECT * FROM vtiger_mobile_alerts WHERE deleted = 0", array());
		if ($adb->num_rows($handlerResult)) {
			while ($handlerRow = $adb->fetch_array($handlerResult)) {
				$handlerPath = $handlerRow['handler_path'];
				if (file_exists($handlerPath)) {
					checkFileAccessForInclusion($handlerPath);
					include_once $handlerPath;
					$alertModel = new $handlerRow['handler_class'];
					$alertModel->alertid = $handlerRow['id'];
					$models[] = $alertModel; 
				}
			}
		}
		return $models;
	}
	
	static function modelWithId($alertid) {
		$models = self::models();
		foreach($models as $model) {
			if ($model->alertid == $alertid) return $model;
		}
		return false;
	}
}