<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/

namespace phpbb\notification\type;

/**
* Private message notifications class
* This class handles notifications for private messages
*/

class pm extends \phpbb\notification\type\base
{
	/**
	* Get notification type name
	*
	* @return string
	*/
	public function get_type()
	{
		return 'notification.type.pm';
	}

	/**
	* Notification option data (for outputting to the user)
	*
	* @var bool|array False if the service should use it's default data
	* 					Array of data (including keys 'id', 'lang', and 'group')
	*/
	static public $notification_option = array(
		'lang'	=> 'NOTIFICATION_TYPE_PM',
	);

	/** @var \phpbb\user_loader */
	protected $user_loader;

	/** @var \phpbb\config\config */
	protected $config;

	public function set_config(\phpbb\config\config $config)
	{
		$this->config = $config;
	}

	public function set_user_loader(\phpbb\user_loader $user_loader)
	{
		$this->user_loader = $user_loader;
	}

	/**
	* Is available
	*/
	public function is_available()
	{
		return ($this->config['allow_privmsg'] && $this->auth->acl_get('u_readpm'));
	}

	/**
	* Get the id of the
	*
	* @param array $pm The data from the private message
	*/
	static public function get_item_id($pm)
	{
		return (int) $pm['msg_id'];
	}

	/**
	* Get the id of the parent
	*
	* @param array $pm The data from the pm
	*/
	static public function get_item_parent_id($pm)
	{
		// No parent
		return 0;
	}

	/**
	* Find the users who want to receive notifications
	*
	* @param array $pm Data from submit_pm
	* @param array $options Options for finding users for notification
	*
	* @return array
	*/
	public function find_users_for_notification($pm, $options = array())
	{
		$options = array_merge(array(
			'ignore_users'		=> array(),
		), $options);

		if (!sizeof($pm['recipients']))
		{
			return array();
		}

		unset($pm['recipients'][$pm['from_user_id']]);

		$this->user_loader->load_users(array_keys($pm['recipients']));

		return $this->check_user_notification_options(array_keys($pm['recipients']), $options);
	}

	/**
	* Get the user's avatar
	*/
	public function get_avatar()
	{
		return $this->user_loader->get_avatar($this->get_data('from_user_id'), false, true);
	}

	/**
	* Get the HTML formatted title of this notification
	*
	* @return string
	*/
	public function get_title()
	{
		$username = $this->user_loader->get_username($this->get_data('from_user_id'), 'no_profile');

		return $this->language->lang('NOTIFICATION_PM', $username);
	}

	/**
	* Get the HTML formatted reference of the notification
	*
	* @return string
	*/
	public function get_reference()
	{
		return $this->language->lang(
			'NOTIFICATION_REFERENCE',
			$this->get_data('message_subject')
		);
	}

	/**
	* Get email template
	*
	* @return string|bool
	*/
	public function get_email_template()
	{
		return 'privmsg_notify';
	}

	/**
	* Get email template variables
	*
	* @return array
	*/
	public function get_email_template_variables()
	{
		$user_data = $this->user_loader->get_user($this->get_data('from_user_id'));

		return array(
			'AUTHOR_NAME'				=> htmlspecialchars_decode($user_data['username']),
			'SUBJECT'					=> htmlspecialchars_decode(censor_text($this->get_data('message_subject'))),

			'U_VIEW_MESSAGE'			=> generate_board_url() . '/ucp.' . $this->php_ext . "?i=pm&mode=view&p={$this->item_id}",
		);
	}

	/**
	* Get the url to this item
	*
	* @return string URL
	*/
	public function get_url()
	{
		return append_sid($this->phpbb_root_path . 'ucp.' . $this->php_ext, "i=pm&amp;mode=view&amp;p={$this->item_id}");
	}

	/**
	* Users needed to query before this notification can be displayed
	*
	* @return array Array of user_ids
	*/
	public function users_to_query()
	{
		return array($this->get_data('from_user_id'));
	}

	/**
	* {@inheritdoc}
	*/
	public function create_insert_array($pm, $pre_create_data = array())
	{
		$this->set_data('from_user_id', $pm['from_user_id']);

		$this->set_data('message_subject', $pm['message_subject']);

		parent::create_insert_array($pm, $pre_create_data);
	}
}
