<?php

/**

 * MyBB 1.8

 * Copyright 2014 MyBB Group, All Rights Reserved

 *

 * Website: http://www.mybb.com

 * License: http://www.mybb.com/about/license

 *

 */



define("IN_MYBB", 1);

define('THIS_SCRIPT', 'usercp2.php');

define("ALLOWABLE_PAGE", "removesubscription,removesubscriptions");



$templatelist = 'usercp_nav_messenger,usercp_nav_changename,usercp_nav_profile,usercp_nav_misc,usercp_nav,usercp_addsubscription_thread,usercp_nav_messenger_tracking,usercp_nav_editsignature,usercp_nav_attachments,usercp_nav_messenger_compose,usercp_nav_messenger_folder';



require_once "./global.php";

require_once MYBB_ROOT."inc/functions_user.php";



if($mybb->user['uid'] == 0)

{

	error_no_permission();

}



// Verify incoming POST request

verify_post_check($mybb->get_input('my_post_key'));



$lang->load("usercp");



usercp_menu();



$server_http_referer = htmlentities($_SERVER['HTTP_REFERER']);



$plugins->run_hooks("usercp2_start");



if($mybb->get_input('action') == "do_addsubscription" && $mybb->get_input('type') != "forum")

{

	$thread = get_thread($mybb->get_input('tid'));

	if(!$thread)

	{

		error($lang->error_invalidthread);

	}



	// Is the currently logged in user a moderator of this forum?

	$ismod = is_moderator($thread['fid']);



	// Make sure we are looking at a real thread here.

	if(($thread['visible'] != 1 && $ismod == false) || ($thread['visible'] > 1 && $ismod == true))

	{

		error($lang->error_invalidthread);

	}



	$forumpermissions = forum_permissions($thread['fid']);

	if($forumpermissions['canview'] == 0 || $forumpermissions['canviewthreads'] == 0 || (isset($forumpermissions['canonlyviewownthreads']) && $forumpermissions['canonlyviewownthreads'] != 0 && $thread['uid'] != $mybb->user['uid']))

	{

		error_no_permission();

	}



	$plugins->run_hooks("usercp2_do_addsubscription");



	add_subscribed_thread($thread['tid'], $mybb->get_input('notification', MyBB::INPUT_INT));



	if($mybb->get_input('referrer'))

	{

		$url = htmlspecialchars_uni($mybb->get_input('referrer'));

	}

	else

	{

		$url = get_thread_link($thread['tid']);

	}

	redirect($url, $lang->redirect_subscriptionadded);

}

elseif($mybb->get_input('action') == "addsubscription")

{

	if($mybb->get_input('type') == "forum")

	{

		$forum = get_forum($mybb->get_input('fid', MyBB::INPUT_INT));

		if(!$forum)

		{

			error($lang->error_invalidforum);

		}

		$forumpermissions = forum_permissions($forum['fid']);

		if($forumpermissions['canview'] == 0 || $forumpermissions['canviewthreads'] == 0)

		{

			error_no_permission();

		}



		$plugins->run_hooks("usercp2_addsubscription_forum");



		add_subscribed_forum($forum['fid']);

		if($server_http_referer)

		{

			$url = $server_http_referer;

		}

		else

		{

			$url = "index.php";

		}

		redirect($url, $lang->redirect_forumsubscriptionadded);

	}

	else

	{

		$thread  = get_thread($mybb->get_input('tid', MyBB::INPUT_INT));

		if(!$thread)

		{

			error($lang->error_invalidthread);

		}



		// Is the currently logged in user a moderator of this forum?

		$ismod = is_moderator($thread['fid']);



		// Make sure we are looking at a real thread here.

		if(($thread['visible'] != 1 && $ismod == false) || ($thread['visible'] > 1 && $ismod == true))

		{

			error($lang->error_invalidthread);

		}



		add_breadcrumb($lang->nav_subthreads, "usercp.php?action=subscriptions");

		add_breadcrumb($lang->nav_addsubscription);



		$forumpermissions = forum_permissions($thread['fid']);

		if($forumpermissions['canview'] == 0 || $forumpermissions['canviewthreads'] == 0 || (isset($forumpermissions['canonlyviewownthreads']) && $forumpermissions['canonlyviewownthreads'] != 0 && $thread['uid'] != $mybb->user['uid']))

		{

			error_no_permission();

		}

		$referrer = '';

		if($server_http_referer)

		{

			$referrer = $server_http_referer;

		}



		require_once MYBB_ROOT."inc/class_parser.php";

		$parser = new postParser;

		$thread['subject'] = $parser->parse_badwords($thread['subject']);

		$thread['subject'] = htmlspecialchars_uni($thread['subject']);

		$lang->subscribe_to_thread = $lang->sprintf($lang->subscribe_to_thread, $thread['subject']);



		$notification_none_checked = $notification_email_checked = $notification_pm_checked = '';

		if($mybb->user['subscriptionmethod'] == 1 || $mybb->user['subscriptionmethod'] == 0)

		{

			$notification_none_checked = "checked=\"checked\"";

		}

		else if($mybb->user['subscriptionmethod'] == 2)

		{

			$notification_email_checked = "checked=\"checked\"";

		}

		else if($mybb->user['subscriptionmethod'] == 3)

		{

			$notification_pm_checked = "checked=\"checked\"";

		}



		$plugins->run_hooks("usercp2_addsubscription_thread");



		eval("\$add_subscription = \"".$templates->get("usercp_addsubscription_thread")."\";");

		output_page($add_subscription);

		exit;

	}

}

elseif($mybb->get_input('action') == "removesubscription")

{

	if($mybb->get_input('type') == "forum")

	{

		$forum = get_forum($mybb->get_input('fid', MyBB::INPUT_INT));

		if(!$forum)

		{

			error($lang->error_invalidforum);

		}



		$plugins->run_hooks("usercp2_removesubscription_forum");



		remove_subscribed_forum($forum['fid']);

		if($server_http_referer)

		{

			$url = $server_http_referer;

		}

		else

		{

			$url = "usercp.php?action=forumsubscriptions";

		}

		redirect($url, $lang->redirect_forumsubscriptionremoved);

	}

	else

	{

		$thread = get_thread($mybb->get_input('tid', MyBB::INPUT_INT));

		if(!$thread)

		{

			error($lang->error_invalidthread);

		}



		// Is the currently logged in user a moderator of this forum?

		$ismod = is_moderator($thread['fid']);



		// Make sure we are looking at a real thread here.

		if(($thread['visible'] != 1 && $ismod == false) || ($thread['visible'] > 1 && $ismod == true))

		{

			error($lang->error_invalidthread);

		}



		$plugins->run_hooks("usercp2_removesubscription_thread");



		remove_subscribed_thread($thread['tid']);

		if($server_http_referer)

		{

			$url = $server_http_referer;

		}

		else

		{

			$url = "usercp.php?action=subscriptions";

		}

		redirect($url, $lang->redirect_subscriptionremoved);

	}

}

elseif($mybb->get_input('action') == "removesubscriptions")

{

	if($mybb->get_input('type') == "forum")

	{

		$plugins->run_hooks("usercp2_removesubscriptions_forum");



		$db->delete_query("forumsubscriptions", "uid='".$mybb->user['uid']."'");

		if($server_http_referer)

		{

			$url = $server_http_referer;

		}

		else

		{

			$url = "usercp.php?action=forumsubscriptions";

		}

		redirect($url, $lang->redirect_forumsubscriptionsremoved);

	}

	else

	{

		$plugins->run_hooks("usercp2_removesubscriptions_thread");



		$db->delete_query("threadsubscriptions", "uid='".$mybb->user['uid']."'");

		if($server_http_referer)

		{

			$url = $server_http_referer;

		}

		else

		{

			$url = "usercp.php?action=subscriptions";

		}

		redirect($url, $lang->redirect_subscriptionsremoved);

	}

}

else

{

	error($lang->error_invalidaction);

}