<?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.
*
*/

/**
* @ignore
*/
define('IN_PHPBB', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
include($phpbb_root_path . 'common.' . $phpEx);
include($phpbb_root_path . 'includes/functions_display.' . $phpEx);

// Start session management
$user->session_begin();
$auth->acl($user->data);
$user->setup('mcp');

$forum_id		= request_var('f', 0);
$post_id		= request_var('p', 0);
$pm_id			= request_var('pm', 0);
$reason_id		= request_var('reason_id', 0);
$report_text	= utf8_normalize_nfc(request_var('report_text', '', true));
$user_notify	= ($user->data['is_registered']) ? request_var('notify', 0) : false;

$submit = (isset($_POST['submit'])) ? true : false;

if (!$post_id && (!$pm_id || !$config['allow_pm_report']))
{
	trigger_error('NO_POST_SELECTED');
}

if ($post_id)
{
	$redirect_url = append_sid("{$phpbb_root_path}viewtopic.$phpEx", "f=$forum_id&amp;p=$post_id") . "#p$post_id";
	$return_forum_url = append_sid("{$phpbb_root_path}viewforum.$phpEx", "f=$forum_id");
	$pm_id = 0;
}
else
{
	$redirect_url = append_sid("{$phpbb_root_path}ucp.$phpEx", "i=pm&mode=view&p=$pm_id");
	$return_forum_url = '';
	$post_id = 0;
	$forum_id = 0;
}

// Has the report been cancelled?
if (isset($_POST['cancel']))
{
	redirect($redirect_url);
}

if ($post_id)
{
	// Grab all relevant data
	$sql = 'SELECT t.*, p.*
		FROM ' . POSTS_TABLE . ' p, ' . TOPICS_TABLE . " t
		WHERE p.post_id = $post_id
			AND p.topic_id = t.topic_id";
	$result = $db->sql_query($sql);
	$report_data = $db->sql_fetchrow($result);
	$db->sql_freeresult($result);

	if (!$report_data)
	{
		trigger_error('POST_NOT_EXIST');
	}

	$forum_id 							= (int) $report_data['forum_id'];
	$topic_id 							= (int) $report_data['topic_id'];
	$reported_post_text					= $report_data['post_text'];
	$reported_post_bitfield				= $report_data['bbcode_bitfield'];
	$reported_post_uid					= $report_data['bbcode_uid'];
	$reported_post_enable_bbcode		= $report_data['enable_bbcode'];
	$reported_post_enable_smilies		= $report_data['enable_smilies'];
	$reported_post_enable_magic_url		= $report_data['enable_magic_url'];

	$sql = 'SELECT *
		FROM ' . FORUMS_TABLE . '
		WHERE forum_id = ' . $forum_id;
	$result = $db->sql_query($sql);
	$forum_data = $db->sql_fetchrow($result);
	$db->sql_freeresult($result);

	if (!$forum_data)
	{
		trigger_error('FORUM_NOT_EXIST');
	}

	// Check required permissions
	$acl_check_ary = array('f_list' => 'POST_NOT_EXIST', 'f_read' => 'USER_CANNOT_READ', 'f_report' => 'USER_CANNOT_REPORT');

	foreach ($acl_check_ary as $acl => $error)
	{
		if (!$auth->acl_get($acl, $forum_id))
		{
			trigger_error($error);
		}
	}
	unset($acl_check_ary);

	if ($report_data['post_reported'])
	{
		$message = $user->lang['ALREADY_REPORTED'];
		$message .= '<br /><br />' . sprintf($user->lang['RETURN_TOPIC'], '<a href="' . $redirect_url . '">', '</a>');
		$message .= '<br /><br />' . sprintf($user->lang['RETURN_FORUM'], '<a href="' . $return_forum_url . '">', '</a>');
		trigger_error($message);
	}
}
else
{
	// Grab all relevant data
	$sql = 'SELECT p.*, pt.*
		FROM ' . PRIVMSGS_TABLE . ' p, ' . PRIVMSGS_TO_TABLE . " pt
		WHERE p.msg_id = $pm_id
			AND p.msg_id = pt.msg_id
			AND (p.author_id = " . $user->data['user_id'] . " OR pt.user_id = " . $user->data['user_id'] . ")";
	$result = $db->sql_query($sql);
	$report_data = $db->sql_fetchrow($result);
	$db->sql_freeresult($result);

	if (!$report_data)
	{
		$user->add_lang('ucp');
		trigger_error('NO_MESSAGE');
	}

	if ($report_data['message_reported'])
	{
		$message = $user->lang['ALREADY_REPORTED_PM'];
		$message .= '<br /><br />' . sprintf($user->lang['RETURN_PM'], '<a href="' . $redirect_url . '">', '</a>');
		trigger_error($message);
	}

	$reported_post_text 				= $report_data['message_text'];
	$reported_post_bitfield				= $report_data['bbcode_bitfield'];
	$reported_post_uid					= $report_data['bbcode_uid'];
	$reported_post_enable_bbcode		= $report_data['enable_bbcode'];
	$reported_post_enable_smilies		= $report_data['enable_smilies'];
	$reported_post_enable_magic_url		= $report_data['enable_magic_url'];
}

if ($config['enable_post_confirm'] && !$user->data['is_registered'])
{
	$captcha = $phpbb_container->get('captchas.factory')->get_instance($config['captcha_plugin']);
	$captcha->init(CONFIRM_REPORT);
}

$error	= array();
$s_hidden_fields = '';

// Submit report?
if ($submit && $reason_id)
{
	if (isset($captcha))
	{
		$visual_confirmation_response = $captcha->validate();
		if ($visual_confirmation_response)
		{
			$error[] = $visual_confirmation_response;
		}
	}

	$sql = 'SELECT *
		FROM ' . REPORTS_REASONS_TABLE . "
		WHERE reason_id = $reason_id";
	$result = $db->sql_query($sql);
	$row = $db->sql_fetchrow($result);
	$db->sql_freeresult($result);

	if (!$row || (!$report_text && strtolower($row['reason_title']) == 'other'))
	{
		$error[] = $user->lang('EMPTY_REPORT');
	}

	if (!sizeof($error))
	{
		if (isset($captcha))
		{
			$captcha->reset();
		}

		$sql_ary = array(
			'reason_id'							=> (int) $reason_id,
			'post_id'							=> $post_id,
			'pm_id'								=> $pm_id,
			'user_id'							=> (int) $user->data['user_id'],
			'user_notify'						=> (int) $user_notify,
			'report_closed'						=> 0,
			'report_time'						=> (int) time(),
			'report_text'						=> (string) $report_text,
			'reported_post_text'				=> $reported_post_text,
			'reported_post_uid'					=> $reported_post_uid,
			'reported_post_bitfield'			=> $reported_post_bitfield,
			'reported_post_enable_bbcode'		=> $reported_post_enable_bbcode,
			'reported_post_enable_smilies'		=> $reported_post_enable_smilies,
			'reported_post_enable_magic_url'	=> $reported_post_enable_magic_url,
		);

		$sql = 'INSERT INTO ' . REPORTS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
		$db->sql_query($sql);
		$report_id = $db->sql_nextid();

		$phpbb_notifications = $phpbb_container->get('notification_manager');

		if ($post_id)
		{
			$sql = 'UPDATE ' . POSTS_TABLE . '
				SET post_reported = 1
				WHERE post_id = ' . $post_id;
			$db->sql_query($sql);

			if (!$report_data['topic_reported'])
			{
				$sql = 'UPDATE ' . TOPICS_TABLE . '
					SET topic_reported = 1
					WHERE topic_id = ' . $report_data['topic_id'] . '
						OR topic_moved_id = ' . $report_data['topic_id'];
				$db->sql_query($sql);
			}

			$lang_return = $user->lang['RETURN_TOPIC'];
			$lang_success = $user->lang['POST_REPORTED_SUCCESS'];

			$phpbb_notifications->add_notifications('report_post', array_merge($report_data, $row, $forum_data, array(
				'report_text'	=> $report_text,
			)));
		}
		else
		{
			$sql = 'UPDATE ' . PRIVMSGS_TABLE . '
				SET message_reported = 1
				WHERE msg_id = ' . $pm_id;
			$db->sql_query($sql);

			$sql_ary = array(
				'msg_id'		=> $pm_id,
				'user_id'		=> ANONYMOUS,
				'author_id'		=> (int) $report_data['author_id'],
				'pm_deleted'	=> 0,
				'pm_new'		=> 0,
				'pm_unread'		=> 0,
				'pm_replied'	=> 0,
				'pm_marked'		=> 0,
				'pm_forwarded'	=> 0,
				'folder_id'		=> PRIVMSGS_INBOX,
			);

			$sql = 'INSERT INTO ' . PRIVMSGS_TO_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary);
			$db->sql_query($sql);

			$lang_return = $user->lang['RETURN_PM'];
			$lang_success = $user->lang['PM_REPORTED_SUCCESS'];

			$phpbb_notifications->add_notifications('report_pm', array_merge($report_data, $row, array(
				'report_text'	=> $report_text,
				'from_user_id'	=> $report_data['author_id'],
				'report_id'		=> $report_id,
			)));
		}

		meta_refresh(3, $redirect_url);

		$message = $lang_success . '<br /><br />' . sprintf($lang_return, '<a href="' . $redirect_url . '">', '</a>');
		if ($return_forum_url)
		{
			$message .= '<br /><br />' . sprintf($user->lang['RETURN_FORUM'], '<a href="' . $return_forum_url . '">', '</a>');
		}
		trigger_error($message);
	}
	else if (isset($captcha) && $captcha->is_solved() !== false)
	{
		$s_hidden_fields .= build_hidden_fields($captcha->get_hidden_fields());
	}
}

// Generate the reasons
display_reasons($reason_id);

$page_title = ($pm_id) ? $user->lang['REPORT_MESSAGE'] : $user->lang['REPORT_POST'];

if (isset($captcha) && $captcha->is_solved() === false)
{
	$template->assign_vars(array(
		'S_CONFIRM_CODE'	=> true,
		'CAPTCHA_TEMPLATE'	=> $captcha->get_template(),
	));
}

$template->assign_vars(array(
	'ERROR'				=> (sizeof($error)) ? implode('<br />', $error) : '',
	'S_REPORT_POST'		=> ($pm_id) ? false : true,
	'REPORT_TEXT'		=> $report_text,
	'S_REPORT_ACTION'	=> append_sid("{$phpbb_root_path}report.$phpEx", 'f=' . $forum_id . '&amp;p=' . $post_id . '&amp;pm=' . $pm_id),
	'S_HIDDEN_FIELDS'	=> (sizeof($s_hidden_fields)) ? $s_hidden_fields : null,

	'S_NOTIFY'			=> $user_notify,
	'S_CAN_NOTIFY'		=> ($user->data['is_registered']) ? true : false,
	'S_IN_REPORT'		=> true,
));

generate_forum_nav($forum_data);

// Start output of page
page_header($page_title);

$template->set_filenames(array(
	'body' => 'report_body.html')
);

page_footer();