<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social 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 GNU social.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Who received a group message
 *
 * @category  Data
 * @package   GNUsocial
 * @author    Evan Prodromou <evan@status.net>
 * @copyright 2011 StatusNet, Inc.
 * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
 */

defined('GNUSOCIAL') || die();

require_once INSTALLDIR . '/classes/Memcached_DataObject.php';

/**
 * Data class for group direct messages for users
 *
 * @category  GroupPrivateMessage
 * @package   GNUsocial
 * @author    Evan Prodromou <evan@status.net>
 * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
 *
 * @see       DB_DataObject
 */
class Group_message_profile extends Managed_DataObject
{
    public $__table = 'group_message_profile'; // table name
    public $to_profile;                        // int
    public $group_message_id;                  // varchar(36)  primary_key not_null
    public $created;                           // datetime()   not_null
    public $modified;                          // timestamp()   not_null default_CURRENT_TIMESTAMP

    public static function schemaDef()
    {
        return array(
            'fields' => array(
                'to_profile' => array('type' => 'int', 'not null' => true, 'description' => 'id of group direct message'),
                'group_message_id' => array('type' => 'char', 'not null' => true, 'length' => 36, 'description' => 'related group message uuid'),
                'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
                'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
            ),
            'primary key' => array('to_profile', 'group_message_id'),
            'foreign keys' => array(
                'group_message_profile_to_profile_fkey' => array('profile', array('to_profile' => 'id')),
                'group_message_profile_group_message_id_fkey' => array('group_message', array('group_message_id' => 'id')),
            ),
            'indexes' => array(
                'group_message_profile_group_message_id_idx' => array('group_message_id'),
            ),
        );
    }

    public function send($gm, $profile)
    {
        $gmp = new Group_message_profile();

        $gmp->group_message_id = $gm->id;
        $gmp->to_profile       = $profile->id;
        $gmp->created          = common_sql_now();

        $gmp->insert();

        // If it's not for the author, send email notification
        if ($gm->from_profile != $profile->id) {
            $gmp->notify();
        }

        return $gmp;
    }

    public function notify()
    {
        // XXX: add more here
        $this->notifyByMail();
    }

    public function notifyByMail()
    {
        $to = User::getKV('id', $this->to_profile);

        if (empty($to) || is_null($to->email) || !$to->emailnotifymsg) {
            return true;
        }

        $gm = Group_message::getKV('id', $this->group_message_id);

        $from_profile = Profile::getKV('id', $gm->from_profile);

        $group = $gm->getGroup();

        common_switch_locale($to->language);

        // TRANS: Subject for direct-message notification email.
        // TRANS: %1$s is the sending user's nickname, %2$s is the group nickname.
        $subject = sprintf(_m('New private message from %1$s to group %2$s'), $from_profile->nickname, $group->nickname);

        // TRANS: Body for direct-message notification email.
        // TRANS: %1$s is the sending user's long name, %2$s is the sending user's nickname,
        // TRANS: %3$s is the message content, %4$s a URL to the message,
        // TRANS: %5$s is the StatusNet sitename.
        $body = sprintf(
            _m("%1\$s (%2\$s) sent a private message to group %3\$s:\n\n"
               . "------------------------------------------------------\n"
               . "%4\$s\n"
               . "------------------------------------------------------\n\n"
               . "You can reply to their message here:\n\n"
               . "%5\$s\n\n"
               . "Do not reply to this email; it will not get to them.\n\n"
               . "With kind regards,\n"
               . "%6\$s"),
            $from_profile->getBestName(),
            $from_profile->nickname,
            $group->nickname,
            $gm->content,
            common_local_url('newmessage', ['to' => $from_profile->id]),
            common_config('site', 'name')
        ) . "\n";

        $headers = _mail_prepare_headers('message', $to->nickname, $from_profile->nickname);

        common_switch_locale();

        return mail_to_user($to, $subject, $body, $headers);
    }
}