<?php
/**
 * Implementation of notification service
 *
 * @category   DMS
 * @package    SeedDMS
 * @license    GPL 2
 * @version    @version@
 * @author     Uwe Steinmann <uwe@steinmann.cx>
 * @copyright  Copyright (C) 2016 Uwe Steinmann
 * @version    Release: @package_version@
 */

/**
 * Implementation of notification service
 *
 * @category   DMS
 * @package    SeedDMS
 * @author     Uwe Steinmann <uwe@steinmann.cx>
 * @copyright  Copyright (C) 2016 Uwe Steinmann
 * @version    Release: @package_version@
 */
class SeedDMS_NotificationService {
	/**
	 * List of services for sending notification
	 */
	protected $services;

	/*
	 * List of servives with errors
	 */
	protected $errors;

	public function __construct() {
		$this->services = array();
		$this->errors = array();
	}

	public function addService($service, $name='') {
		if(!$name)
			$name = md5(uniqid());
		$this->services[$name] = $service;
		$this->errors[$name] = true;
	}

	public function getServices() {
		return $this->services;
	}

	public function getErrors() {
		return $this->errors;
	}

	public function toIndividual($sender, $recipient, $subject, $message, $params=array()) {
		$error = true;
		foreach($this->services as $name => $service) {
			if(!is_callable([$service, 'filter']) || $service->filter($sender, $recipient, $subject, $message, $params)) {
				if(!$service->toIndividual($sender, $recipient, $subject, $message, $params)) {
					$error = false;
					$this->errors[$name] = false;
				} else {
					$this->errors[$name] = true;
				}
			}
		}
		return $error;
	}

	public function toGroup($sender, $groupRecipient, $subject, $message, $params=array()) {
		$error = true;
		foreach($this->services as $name => $service) {
			if(!is_callable([$service, 'filter']) || $service->filter($sender, $groupRecipient, $subject, $message, $params)) {
				if(!$service->toGroup($sender, $groupRecipient, $subject, $message, $params)) {
					$error = false;
					$this->errors[$name] = false;
				} else {
					$this->errors[$name] = true;
				}
			}
		}
		return $error;
	}

	public function toList($sender, $recipients, $subject, $message, $params=array()) {
		$error = true;
		foreach($this->services as $name => $service) {
			if(!is_callable([$service, 'filter']) || $service->filter($sender, $recipients, $subject, $message, $params)) {
				if(!$service->toList($sender, $recipients, $subject, $message, $params)) {
					$error = false;
					$this->errors[$name] = false;
				} else {
					$this->errors[$name] = true;
				}
			}
		}
		return $error;
	}

}