File: //home/cafsindia/lead_cafsinfotech.com/public/legacy/modules/iCals/HTTP_WebDAV_Server_iCal.php
<?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.
*
* SuiteCRM is an extension to SugarCRM Community Edition developed by SalesAgility Ltd.
* Copyright (C) 2011 - 2018 SalesAgility Ltd.
*
* 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 and "Supercharged by SuiteCRM" logo. If the display of the logos is not
* reasonably feasible for technical reasons, the Appropriate Legal Notices must
* display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
*/
require_once 'modules/Calendar/Calendar.php';
require_once 'modules/iCals/iCal.php';
require_once 'include/HTTP_WebDAV_Server/Server.php';
/**
* Calendar access using WebDAV
*
* @access public
*/
#[\AllowDynamicProperties]
class HTTP_WebDAV_Server_iCal extends HTTP_WebDAV_Server
{
public $cal_encoding = "";
public $cal_charset = "";
public $http_spec = "";
/**
* Constructor for the WebDAV srver
*/
public function __construct()
{
$this->vcal_focus = new iCal();
$this->user_focus = BeanFactory::newBean('Users');
}
/**
* Serve a webdav request
*
* @access public
* @param string
*/
public function ServeICalRequest($base = false)
{
global $sugar_config;
global $current_language;
global $log;
if (empty($_REQUEST['type'])) {
$_REQUEST['type'] = 'ics';
}
if (empty($_REQUEST['encoding'])) {
$this->cal_encoding = 'utf-8';
} else {
$this->cal_encoding = $_REQUEST['encoding'];
}
if (empty($_REQUEST['cal_charset'])) {
$this->cal_charset = 'utf-8';
} else {
$this->cal_charset = $_REQUEST['cal_charset'];
}
if (empty($_REQUEST['http_spec'])) {
$this->http_spec = '1.1';
} else {
$this->http_spec = $_REQUEST['http_spec'];
}
// check the HTTP auth headers for a user
if (empty($_REQUEST['user_name']) && !empty($_SERVER['PHP_AUTH_USER'])) {
$_REQUEST['user_name'] = $_SERVER['PHP_AUTH_USER'];
$_REQUEST['password'] = $_SERVER['PHP_AUTH_PW'];
}
if (!empty($sugar_config['session_dir'])) {
session_save_path($sugar_config['session_dir']);
}
session_start();
$query_arr = array();
// set path
if (empty($_SERVER["PATH_INFO"])) {
$this->path = "/";
if (strtolower($_SERVER["REQUEST_METHOD"]) == 'get') {
$query_arr = $_REQUEST;
} else {
parse_str($_REQUEST['parms'], $query_arr);
}
} else {
$this->path = $this->_urldecode($_SERVER["PATH_INFO"]);
$query_str = preg_replace('/^\//', '', (string) $this->path);
$query_arr = array();
parse_str($query_str, $query_arr);
}
if (!empty($query_arr['type'])) {
$this->vcal_type = $query_arr['type'];
} else {
$this->vcal_type = 'vfb';
}
if (!empty($query_arr['source'])) {
$this->source = $query_arr['source'];
} else {
$this->source = 'outlook';
}
if (!empty($query_arr['key'])) {
$this->publish_key = $query_arr['key'];
}
// select user by email
if (!empty($query_arr['user_id'])) {
$this->user_focus->retrieve(clean_string($query_arr['user_id']));
$this->user_focus->loadPreferences();
} else {
if (isset($query_arr['password'])) {
$user = $this->user_focus;
$user->retrieve_by_string_fields(['user_name' => $query_arr['user_name']]);
if ($user->id === null
&& !$user::findUserPassword($user->user_name, md5($query_arr['password']))
) {
$this->http_status("401 not authorized");
echo 'Invalid username or password';
return;
}
$this->user_focus->authenticated = true;
} elseif (!empty($query_arr['email'])) {
// clean the string!
$query_arr['email'] = clean_string($query_arr['email']);
//get user info
$this->user_focus->retrieve_by_email_address($query_arr['email']);
} else {
if (!empty($query_arr['user_name'])) {
// clean the string!
$query_arr['user_name'] = clean_string($query_arr['user_name']);
//get user info
$arr = array('user_name' => $query_arr['user_name']);
$this->user_focus->retrieve_by_string_fields($arr);
} else {
$errorMessage = 'iCal Server - Invalid request.';
$log->warning($errorMessage);
print $errorMessage;
}
}
}
parent::ServeRequest();
}
public function GET()
{
return true;
}
/**
* GET method handler
*
* @param void
* @returns void
*/
public function http_GET()
{
if ($this->vcal_type == 'vfb') {
$this->http_status("200 OK");
ob_end_clean();
echo $this->vcal_focus->get_vcal_freebusy($this->user_focus);
} else {
if ($this->vcal_type == 'ics') {
// DO HTTP AUTHORIZATION for iCal:
if (isset($this->publish_key)
&& $this->publish_key === $this->user_focus->getPreference('calendar_publish_key')
|| $this->user_focus->is_authenticated()
) {
$this->http_status("200 OK");
header('Content-Type: text/calendar; charset="' . $this->cal_charset . '"');
$result = mb_convert_encoding(html_entity_decode((string) $this->vcal_focus->getVcalIcal(
$this->user_focus,
$_REQUEST['num_months']
), ENT_QUOTES, $this->cal_charset), $this->cal_encoding);
ob_end_clean();
echo $result;
return;
}
$this->http_status("401 not authorized");
header('WWW-Authenticate: Basic realm="SugarCRM iCal"');
echo 'Authorization required';
} else {
$this->http_status("404 Not Found");
ob_end_clean();
}
}
}
/**
* set HTTP return status and mirror it in a private header
*
* @param string status code and message
* @return void
*/
public function http_status($status)
{
// simplified success case
if ($status === true) {
$status = "200 OK";
}
// remember status
$this->_http_status = $status;
// generate HTTP status response
header("HTTP/$this->http_spec $status");
header("X-WebDAV-Status: $status", true);
}
}