<?php
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
/*********************************************************************************
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2013 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('include/utils/encryption_utils.php');

function getSystemInfo($send_usage_info=true){
	global $sugar_config;
	global $db, $administration, $timedate;
	$info=array();
	$info = getBaseSystemInfo($send_usage_info);
    if($send_usage_info){
		$info['application_key']=$sugar_config['unique_key'];
		$info['php_version']=phpversion();
		if(isset($_SERVER['SERVER_SOFTWARE'])) {
			$info['server_software'] = $_SERVER['SERVER_SOFTWARE'];
		} // if

		//get user count.

		$user_list = get_user_array(false, "Active", "", false, null, " AND is_group=0 AND portal_only=0 ", false);


		$info['users']=count($user_list);
		if(empty($administration)){

			$administration = new Administration();
		}
		$administration->retrieveSettings('system');
		$info['system_name'] = (!empty($administration->settings['system_name']))?substr($administration->settings['system_name'], 0 ,255):'';


		$result=$db->getOne("select count(*) count from users where status='Active' and deleted=0 and is_admin='1'", false, 'fetching admin count');
		if($result !== false) {
			$info['admin_users'] = $result;
		}


		$result=$db->getOne("select count(*) count from users", false, 'fetching all users count');
		if($result !== false) {
			$info['registered_users'] = $result;
		}

		$lastMonth = $db->convert("'". $timedate->getNow()->modify("-30 days")->asDb(false) . "'", 'datetime');
		if( !$send_usage_info) {
			$info['users_active_30_days'] = -1;
		} else {
			$info['users_active_30_days'] = $db->getOne("SELECT count( DISTINCT users.id ) user_count FROM tracker, users WHERE users.id = tracker.user_id AND  tracker.date_modified >= $lastMonth", false, 'fetching last 30 users count');
		}


		if(!$send_usage_info){
			$info['latest_tracker_id'] = -1;
		}else{
			$id=$db->getOne("select id from tracker order by date_modified desc", false, 'fetching most recent tracker entry');
			if ( $id !== false )
			    $info['latest_tracker_id'] = $id;
		}

		$info['db_type']=$sugar_config['dbconfig']['db_type'];
		$info['db_version']=$db->version();
	}
	if(file_exists('distro.php')){
		include('distro.php');
		if(!empty($distro_name))$info['distro_name'] = $distro_name;
	}
	$info['os'] = php_uname('s');
	$info['os_version'] = php_uname('r');
	$info['timezone_u'] = $GLOBALS['current_user']->getPreference('timezone');
	$info['timezone'] = date('e');
	if($info['timezone'] == 'e'){
		$info['timezone'] = date('T');
	}
	return $info;

}

function getBaseSystemInfo($send_usage_info=true){
    include('sugar_version.php');
    $info=array();

    if($send_usage_info){
        $info['sugar_db_version']=$sugar_db_version;
    }
    $info['sugar_version']=$sugar_version;
    $info['sugar_flavor']=$sugar_flavor;
    $info['auth_level'] = 0;


    return $info;


}

function check_now($send_usage_info=true, $get_request_data=false, $response_data = false, $from_install=false ) {
	global $sugar_config, $timedate;
	global $db, $license;
    include('sugar_version.php');


	$return_array=array();
    if(!$from_install && empty($license))loadLicense(true);

	if(!$response_data){

        if($from_install){
    		$info = getBaseSystemInfo(false);

        }else{
            $info = getSystemInfo($send_usage_info);
        }

		require_once('include/nusoap/nusoap.php');

		$GLOBALS['log']->debug('USING HTTPS TO CONNECT TO HEARTBEAT');
		$sclient = new nusoapclient('https://updates.sugarcrm.com/heartbeat/soap.php', false, false, false, false, false, 15, 15);
		$ping = $sclient->call('sugarPing', array());
        if (empty($ping) || $sclient->getError()) {
            if (!$get_request_data) {
                return array(
                    array(
                        'version' => $sugar_version,
                        'description' => "You have the latest version."
                    )
                );
            }
        }


			$key = '4829482749329';


		$encoded = sugarEncode($key, serialize($info));

		if($get_request_data){
			$request_data = array('key'=>$key, 'data'=>$encoded);
			return serialize($request_data);
		}
		$encodedResult = $sclient->call('sugarHome', array('key'=>$key, 'data'=>$encoded));

	}else{
		$encodedResult = 	$response_data['data'];
		$key = $response_data['key'];

	}

	if($response_data || !$sclient->getError()){
		$serializedResultData = sugarDecode($key,$encodedResult);
		$resultData = unserialize($serializedResultData);
		if($response_data && empty($resultData))
		{
			$resultData = array();
			$resultData['validation'] = 'invalid validation key';
		}
	}else
	{
		$resultData = array();
		$resultData['versions'] = array();

	}

	if($response_data || !$sclient->getError() )
	{
		if(!empty($resultData['msg'])){
			if(!empty($resultData['msg']['admin'])){
				$license->saveSetting('license', 'msg_admin', base64_encode($resultData['msg']['admin']));
			}else{
				$license->saveSetting('license', 'msg_admin','');
			}
			if(!empty($resultData['msg']['all'])){
				$license->saveSetting('license', 'msg_all', base64_encode($resultData['msg']['all']));
			}else{
				$license->saveSetting('license', 'msg_all','');
			}
		}else{
			$license->saveSetting('license', 'msg_admin','');
			$license->saveSetting('license', 'msg_all','');
		}
		$license->saveSetting('license', 'last_validation', 'success');
		unset($_SESSION['COULD_NOT_CONNECT']);
	}
	else
	{
		$resultData = array();
		$resultData['versions'] = array();

		$license->saveSetting('license', 'last_connection_fail', TimeDate::getInstance()->nowDb());
		$license->saveSetting('license', 'last_validation', 'no_connection');

		if( empty($license->settings['license_last_validation_success']) && empty($license->settings['license_last_validation_fail']) && empty($license->settings['license_vk_end_date'])){
			$license->saveSetting('license', 'vk_end_date', TimeDate::getInstance()->nowDb());

			$license->saveSetting('license', 'validation_key', base64_encode(serialize(array('verified'=>false))));
		}
		$_SESSION['COULD_NOT_CONNECT'] =TimeDate::getInstance()->nowDb();

	}
	if(!empty($resultData['versions'])){

		$license->saveSetting('license', 'latest_versions',base64_encode(serialize($resultData['versions'])));
	}else{
		$resultData['versions'] = array();
		$license->saveSetting('license', 'latest_versions','')	;
	}

	if(sizeof($resultData) == 1 && !empty($resultData['versions'][0]['version'])
        && compareVersions($sugar_version, $resultData['versions'][0]['version']))
	{
		$resultData['versions'][0]['version'] = $sugar_version;
		$resultData['versions'][0]['description'] = "You have the latest version.";
	}


	return $resultData['versions'];
}
/*
 * returns true if $ver1 > $ver2
 */
function compareVersions($ver1, $ver2)
{
    return (version_compare($ver1, $ver2) === 1);
}
function set_CheckUpdates_config_setting($value) {


	$admin=new Administration();
	$admin->saveSetting('Update','CheckUpdates',$value);
}
/* return's value for the 'CheckUpdates' config setting
* if the setting does not exist one gets created with a default value of automatic.
*/
function get_CheckUpdates_config_setting() {

	$checkupdates='automatic';


	$admin=new Administration();
	$admin=$admin->retrieveSettings('Update',true);
	if (empty($admin->settings) or empty($admin->settings['Update_CheckUpdates'])) {
		$admin->saveSetting('Update','CheckUpdates','automatic');
	} else {
		$checkupdates=$admin->settings['Update_CheckUpdates'];
	}
	return $checkupdates;
}

function set_last_check_version_config_setting($value) {


	$admin=new Administration();
	$admin->saveSetting('Update','last_check_version',$value);
}
function get_last_check_version_config_setting() {


	$admin=new Administration();
	$admin=$admin->retrieveSettings('Update');
	if (empty($admin->settings) or empty($admin->settings['Update_last_check_version'])) {
		return null;
	} else {
		return $admin->settings['Update_last_check_version'];
	}
}


function set_last_check_date_config_setting($value) {


	$admin=new Administration();
	$admin->saveSetting('Update','last_check_date',$value);
}
function get_last_check_date_config_setting() {


	$admin=new Administration();
	$admin=$admin->retrieveSettings('Update');
	if (empty($admin->settings) or empty($admin->settings['Update_last_check_date'])) {
		return 0;
	} else {
		return $admin->settings['Update_last_check_date'];
	}
}

function set_sugarbeat($value) {
	global $sugar_config;
	$_SUGARBEAT="sugarbeet";
	$sugar_config[$_SUGARBEAT] = $value;
	write_array_to_file( "sugar_config", $sugar_config, "config.php" );
}
function get_sugarbeat() {


	global $sugar_config;
	$_SUGARBEAT="sugarbeet";

	if (isset($sugar_config[$_SUGARBEAT]) && $sugar_config[$_SUGARBEAT] == false) {
	return false;
	}
	return true;

}


function shouldCheckSugar(){
	global $license, $timedate;
	if(

	get_CheckUpdates_config_setting() == 'automatic' ){
		return true;
	}

	return false;
}


function loadLicense($firstLogin=false){

	$GLOBALS['license']=new Administration();
	$GLOBALS['license']=$GLOBALS['license']->retrieveSettings('license', $firstLogin);

}

function loginLicense(){
	global $current_user, $license;
	loadLicense(true);


	if (shouldCheckSugar()) {


		$last_check_date=get_last_check_date_config_setting();
		$current_date_time=time();
		$time_period=3*23*3600 ;
		if (($current_date_time - $last_check_date) > $time_period
		) {
			$version = check_now(get_sugarbeat());

			unset($_SESSION['license_seats_needed']);
			loadLicense();
			set_last_check_date_config_setting("$current_date_time");
			include('sugar_version.php');

            $newVersion = '';
            if (!empty($version) && count($version) == 1)
            {
                $newVersion = $version[0]['version'];
            }

            if (version_compare($newVersion, $sugar_version, '>') && is_admin($current_user))
			{
				//set session variables.
				$_SESSION['available_version']=$version[0]['version'];
				$_SESSION['available_version_description']=$version[0]['description'];
				set_last_check_version_config_setting($version[0]['version']);
			}
		}
	}


}