<?php

	class EmailEventsEventsHandler extends InpDBEventHandler
	{

		/**
		 * Apply any custom changes to list's sql query
		 *
		 * @param kEvent $event
		 * @access protected
		 * @see OnListBuild
		 */
		function SetCustomQuery(&$event)
		{
			if($event->Special == 'module')
			{
				$object =& $event->getObject();
				$object->addFilter('module_filter', '%1$s.Module = \'In-Commerce\'');
			}
		}

		/**
		 * Sets status Front-End Only to selected email events
		 *
		 * @param kEvent $event
		 */
		function OnFrontOnly(&$event)
		{
			$this->StoreSelectedIDs($event);
			$ids = $this->getSelectedIDs($event);
			$ids = implode(',', $ids);

			$table = $this->Application->getUnitOption($event->Prefix,'TableName');
			$sql = 'UPDATE '.$table.' SET Enabled = 2 WHERE EventId IN ('.$ids.')';
			$this->Conn->Query($sql);
		}

		/**
		 * Sets selected user to email events selected
		 *
		 * @param kEvent $event
		 */
		function OnSelectUser(&$event)
		{
			$user_name = $this->Application->GetVar( $event->getPrefixSpecial(true).'_PopupSelectedUser' );
			if( strlen($user_name) > 0 )
			{
				$this->StoreSelectedIDs($event);
				$ids = $this->getSelectedIDs($event);
				$ids = implode(',', $ids);

				$user_id = $this->Conn->GetOne('SELECT PortalUserId FROM '.TABLE_PREFIX.'PortalUser WHERE Login = '.$this->Conn->qstr($user_name) );

				$table = $this->Application->getUnitOption($event->Prefix,'TableName');
				$sql = 'UPDATE '.$table.' SET FromUserId = '.$user_id.' WHERE EventId IN ('.$ids.')';

				$this->Conn->Query($sql);
			}
		}

		/**
		 * Raised when email message shoul be sent
		 *
		 * @param kEvent $event
		 */
		function OnEmailEvent(&$event){

			$email_event = $event->getEventParam('EmailEventName');
			$to_user_id = $event->getEventParam('EmailEventToUserId');
			$email_event_type = $event->getEventParam('EmailEventType');

			$this->Application->setUnitOption('emailmessages', 'AutoLoad', false);
			$message_object = &$this->Application->recallObject('emailmessages');

			$event_table = $this->Application->getUnitOption('emailevents', 'TableName');

			$event_object = &$event->getObject();
			$event_object->Load(array('Event'=>$email_event, 'Type'=>$email_event_type));

			$event_id 		= $event_object->GetDBField('EventId');
			$from_user_id	= $event_object->GetDBField('FromUserId');
			$type 			= $event_object->GetDBField('Type');
			$enabled		= $event_object->GetDBField('Enabled');

			$direct_send_params = $event->getEventParam('DirectSendParams');

			if ($enabled == 0) return;						// disabled event
			if ($enabled == 2 && defined("ADMIN")) return;	// event only for front-end

			if ($type == 1){
				// For type "Admin" recipient is a user from field FromUserId which means From/To user in Email events list
				$to_user_id = $from_user_id;
				$from_user_id = -1;
			}
			/*
			if (!($to_user_id > 0) && !$direct_send_params){
				// if we can not determine recepient we will not send email
				return;
			}
			*/
			//Parse Message Template
			$message_object->Load(array('EventId' => $event_id, 'LanguageId' => $this->Application->GetVar('m_lang')));
			$message_type 		= $message_object->GetDBField('MessageType');
			$message_template	= $message_object->GetDBField('Template');

			$email_object = &$this->Application->recallObject('kEmailMessage');
			$email_object->Clear();

			$old_autoload = $this->Application->getUnitOption('u', 'AutoLoad');
			$this->Application->setUnitOption('u', 'AutoLoad', false);

			$from_user_object = &$this->Application->recallObject('u.-item');
			$from_user_object->Load($from_user_id);
			// here if we don't have from_user loaded, it takes a default user from config values
			$from_user_email = $from_user_object->GetDBField('Email')?$from_user_object->GetDBField('Email'):$this->Application->ConfigValue('Smtp_AdminMailFrom');
			$from_user_name = trim($from_user_object->GetDBField('FirstName').' '.$from_user_object->GetDBField('LastName'));

			$to_user_object = &$this->Application->recallObject('u.-item');
			$to_user_object->Load($to_user_id);
			$to_user_email = $to_user_object->GetDBField('Email');
			$to_user_name = trim($to_user_object->GetDBField('FirstName').' '.$to_user_object->GetDBField('LastName'));

			$this->Application->setUnitOption('u', 'AutoLoad', $old_autoload);

			if($direct_send_params){
				$to_user_email		= ($direct_send_params['to_email']?$direct_send_params['to_email']:$to_user_email);
				$to_user_name		= ($direct_send_params['to_name']?$direct_send_params['to_name']:$to_user_name);
				$from_user_email	= ($direct_send_params['from_email']?$direct_send_params['from_email']:$from_user_email);
				$from_user_name		= ($direct_send_params['from_name']?$direct_send_params['from_name']:$from_user_name);
				$message_body_additional		= $direct_send_params['message'];
			}

			$to_user_email = $to_user_email?$to_user_email:$this->Application->ConfigValue('Smtp_AdminMailFrom');


			$this->Application->makeClass('Template');
			$this->Application->InitParser();
			$parser_params = $this->Application->Parser->Params;
			$direct_send_params['message_text'] = $message_body_additional;
			$this->Application->Parser->Params = array_merge_recursive2($this->Application->Parser->Params, $direct_send_params);
			$message_template = str_replace('<inp:touser _Field', '<inp2:u_Field name', $message_template);
			$message_template = $this->Application->Parser->Parse($message_template, 'email_template', 0);
			$this->Application->Parser->Params = $parser_params;

			$message_template 	= str_replace("\r", "", $message_template);

			list($message_headers, $message_body) = explode("\n\n", $message_template, 2);


			$email_object->setFrom($from_user_email, $from_user_name);
			$email_object->setTo($to_user_email, $to_user_name);
			$email_object->setSubject('Mail message');


			$email_object->setHeaders($message_headers);

			if ($message_type == 'html'){
				$email_object->setHTMLBody($message_body);
			}
			else {
				$email_object->setTextBody($message_body);
			}

			$smtp_object = &$this->Application->recallObject('kSmtpClient');

			$smtp_server = $this->Application->ConfigValue('Smtp_Server');
			$smtp_port = $this->Application->ConfigValue('Smtp_Port');

			$smtp_authenticate = $this->Application->ConfigValue('Smtp_Authenticate');
			if ($smtp_authenticate){
				$smtp_user = $this->Application->ConfigValue('Smtp_User');
				$smtp_pass = $this->Application->ConfigValue('Smtp_Pass');
			}else{
				$smtp_user = '';
				$smtp_pass = '';
			}


			if ($smtp_server){
				if ($email_object->sendSMTP($smtp_object, $smtp_server, $smtp_user, $smtp_pass, $smtp_authenticate)){
					$event->status=erSUCCESS;
				}
				else {
					$event->status=erFAIL;
				}
			}else{
				if($email_object->send()){
					$event->status=erSUCCESS;
				}
				else {
					$event->status=erFAIL;
				}
			}
			
			if ($event->status == erSUCCESS){
				if (!$from_user_name) {
	            	$from_user_name = $this->Application->ConfigValue('Site_Name');
				}
				$sql = 'INSERT INTO '.TABLE_PREFIX.'EmailLog SET   	
						fromuser = '.$this->Conn->qstr($from_user_name.' ('.$from_user_email.')').',
						addressto = '.$this->Conn->qstr($to_user_name.' ('.$to_user_email.')').',
						subject = '.$this->Conn->qstr($email_object->Subject.')').',
						timestamp = UNIX_TIMESTAMP(),
						event = '.$this->Conn->qstr($email_event);
				$this->Conn->Query($sql);
			}

			return $event;
		}
	}
?>