albertlast / SMF2.1

Sources/ModerationCenter.php

<?php

/**
 * Moderation Center.
 *
 * Simple Machines Forum (SMF)
 *
 * @package SMF
 * @author Simple Machines https://www.simplemachines.org
 * @copyright 2025 Simple Machines and individual contributors
 * @license https://www.simplemachines.org/about/smf/license.php BSD
 *
 * @version 2.1.5
 */

if (!defined('SMF'))
	die('No direct access...');

/**
 * Entry point for the moderation center.
 *
 * @param bool $dont_call If true, doesn't call the function for the appropriate mod area
 */
function ModerationMain($dont_call = false)
{
	global $smcFunc, $txt, $context, $scripturl, $modSettings, $user_info, $sourcedir, $options;

	// Don't run this twice... and don't conflict with the admin bar.
	if (isset($context['admin_area']))
		return;

	$context['can_moderate_boards'] = $user_info['mod_cache']['bq'] != '0=1';
	$context['can_moderate_groups'] = $user_info['mod_cache']['gq'] != '0=1';
	$context['can_moderate_approvals'] = $modSettings['postmod_active'] && !empty($user_info['mod_cache']['ap']);
	$context['can_moderate_users'] = allowedTo('moderate_forum');

	// Everyone using this area must be allowed here!
	if (!$context['can_moderate_boards'] && !$context['can_moderate_groups'] && !$context['can_moderate_approvals'] && !$context['can_moderate_users'])
		isAllowedTo('access_mod_center');

	// We're gonna want a menu of some kind.
	require_once($sourcedir . '/Subs-Menu.php');

	// Load the language, and the template.
	loadLanguage('ModerationCenter');
	loadTemplate(false, 'admin');

false of type false is incompatible with the type string expected by parameter $template_name of loadTemplate().

	$context['admin_preferences'] = !empty($options['admin_preferences']) ? $smcFunc['json_decode']($options['admin_preferences'], true) : array();
	$context['robot_no_index'] = true;

	// This is the menu structure - refer to Subs-Menu.php for the details.
	$moderation_areas = array(
		'main' => array(
			'title' => $txt['mc_main'],
			'areas' => array(
				'index' => array(
					'label' => $txt['moderation_center'],
					'function' => 'ModerationHome',
					'icon' => 'administration',
				),
				'settings' => array(
					'label' => $txt['mc_settings'],
					'function' => 'ModerationSettings',
					'icon' => 'features',
				),
				'modlogoff' => array(
					'label' => $txt['mc_logoff'],
					'function' => 'ModEndSession',
					'enabled' => empty($modSettings['securityDisable_moderate']),
					'icon' => 'exit',
				),
				'notice' => array(
					'file' => 'ModerationCenter.php',
					'function' => 'ShowNotice',
					'select' => 'index'
				),
			),
		),
		'logs' => array(
			'title' => $txt['mc_logs'],
			'areas' => array(
				'modlog' => array(
					'label' => $txt['modlog_view'],
					'enabled' => !empty($modSettings['modlog_enabled']) && $context['can_moderate_boards'],
					'file' => 'Modlog.php',
					'function' => 'ViewModlog',
					'icon' => 'logs',
				),
				'warnings' => array(
					'label' => $txt['mc_warnings'],
					'enabled' => $modSettings['warning_settings'][0] == 1 && allowedTo(array('issue_warning', 'view_warning_any')),
					'function' => 'ViewWarnings',
					'icon' => 'warning',
					'subsections' => array(
						'log' => array($txt['mc_warning_log'], array('view_warning_any', 'moderate_forum')),
						'templates' => array($txt['mc_warning_templates'], 'issue_warning'),
					),
				),
			),
		),
		'posts' => array(
			'title' => $txt['mc_posts'],
			'enabled' => $context['can_moderate_boards'] || $context['can_moderate_approvals'],
			'areas' => array(
				'postmod' => array(
					'label' => $txt['mc_unapproved_posts'],
					'enabled' => $context['can_moderate_approvals'],
					'file' => 'PostModeration.php',
					'function' => 'PostModerationMain',
					'icon' => 'posts',
					'custom_url' => $scripturl . '?action=moderate;area=postmod',
					'subsections' => array(
						'posts' => array($txt['mc_unapproved_replies']),
						'topics' => array($txt['mc_unapproved_topics']),
					),
				),
				'attachmod' => array(
					'label' => $txt['mc_unapproved_attachments'],
					'enabled' => $context['can_moderate_approvals'],
					'file' => 'PostModeration.php',
					'function' => 'PostModerationMain',
					'icon' => 'post_moderation_attach',
					'custom_url' => $scripturl . '?action=moderate;area=attachmod;sa=attachments',
				),
				'reportedposts' => array(
					'label' => $txt['mc_reported_posts'],
					'enabled' => $context['can_moderate_boards'],
					'file' => 'ReportedContent.php',
					'function' => 'ReportedContent',
					'icon' => 'reports',
					'subsections' => array(
						'show' => array($txt['mc_reportedp_active']),
						'closed' => array($txt['mc_reportedp_closed']),
					),
				),
			),
		),
		'groups' => array(
			'title' => $txt['mc_groups'],
			'enabled' => $context['can_moderate_groups'],
			'areas' => array(
				'groups' => array(
					'label' => $txt['mc_group_requests'],
					'file' => 'Groups.php',
					'function' => 'Groups',
					'icon' => 'members_request',
					'custom_url' => $scripturl . '?action=moderate;area=groups;sa=requests',
				),
				'viewgroups' => array(
					'label' => $txt['mc_view_groups'],
					'file' => 'Groups.php',
					'function' => 'Groups',
					'icon' => 'membergroups',
				),
			),
		),
		'members' => array(
			'title' => $txt['mc_members'],
			'enabled' => $context['can_moderate_users'] || ($modSettings['warning_settings'][0] == 1 && $context['can_moderate_boards']),
			'areas' => array(
				'userwatch' => array(
					'label' => $txt['mc_watched_users_title'],
					'enabled' => $modSettings['warning_settings'][0] == 1 && $context['can_moderate_boards'],
					'function' => 'ViewWatchedUsers',
					'icon' => 'members_watched',
					'subsections' => array(
						'member' => array($txt['mc_watched_users_member']),
						'post' => array($txt['mc_watched_users_post']),
					),
				),
				'reportedmembers' => array(
					'label' => $txt['mc_reported_members_title'],
					'enabled' => $context['can_moderate_users'],
					'file' => 'ReportedContent.php',
					'function' => 'ReportedContent',
					'icon' => 'members_watched',
					'subsections' => array(
						'open' => array($txt['mc_reportedp_active']),
						'closed' => array($txt['mc_reportedp_closed']),
					),
				),
			),
		)
	);

	// Make sure the administrator has a valid session...
	validateSession('moderate');

	// I don't know where we're going - I don't know where we've been...
	$menuOptions = array(
		'action' => 'moderate',
		'disable_url_session_check' => true,
	);
	$mod_include_data = createMenu($moderation_areas, $menuOptions);
	unset($moderation_areas);

	// We got something - didn't we? DIDN'T WE!
	if ($mod_include_data == false)
		fatal_lang_error('no_access', false);

	// Retain the ID information in case required by a subaction.
	$context['moderation_menu_id'] = $context['max_menu_id'];
	$context['moderation_menu_name'] = 'menu_data_' . $context['moderation_menu_id'];

	// @todo: html in here is not good
	$context[$context['moderation_menu_name']]['tab_data'] = array(
		'title' => $txt['moderation_center'],
		'help' => '',
		'description' => '
			<strong>' . $txt['hello_guest'] . ' ' . $context['user']['name'] . '!</strong>
			<br><br>
			' . $txt['mc_description']);

	// What a pleasant shortcut - even tho we're not *really* on the admin screen who cares...
	$context['admin_area'] = $mod_include_data['current_area'];

	// Build the link tree.
	$context['linktree'][] = array(
		'url' => $scripturl . '?action=moderate',
		'name' => $txt['moderation_center'],
	);
	if (isset($mod_include_data['current_area']) && $mod_include_data['current_area'] != 'index')
		$context['linktree'][] = array(
			'url' => $scripturl . '?action=moderate;area=' . $mod_include_data['current_area'],
			'name' => $mod_include_data['label'],
		);
	if (!empty($mod_include_data['current_subsection']) && $mod_include_data['subsections'][$mod_include_data['current_subsection']][0] != $mod_include_data['label'])
		$context['linktree'][] = array(
			'url' => $scripturl . '?action=moderate;area=' . $mod_include_data['current_area'] . ';sa=' . $mod_include_data['current_subsection'],
			'name' => $mod_include_data['subsections'][$mod_include_data['current_subsection']][0],
		);

	// Now - finally - the bit before the encore - the main performance of course!
	if (!$dont_call)
	{
		if (isset($mod_include_data['file']))
			require_once($sourcedir . '/' . $mod_include_data['file']);

		call_helper($mod_include_data['function']);
	}
}

/**
 * This function basically is the home page of the moderation center.
 */
function ModerationHome()
{
	global $smcFunc, $txt, $context, $options;

	loadTemplate('ModerationCenter');
	loadJavaScriptFile('admin.js', array('minimize' => true), 'smf_admin');

	$context['page_title'] = $txt['moderation_center'];
	$context['sub_template'] = 'moderation_center';

	// Handle moderators notes.
	ModBlockNotes();

	// Load what blocks the user actually can see...
	$valid_blocks = array();

	if ($context['can_moderate_groups'])
		$valid_blocks['g'] = 'GroupRequests';
	if ($context['can_moderate_boards'])
	{
		$valid_blocks['r'] = 'ReportedPosts';
		$valid_blocks['w'] = 'WatchedUsers';
	}
	if ($context['can_moderate_users'])
	{
		// This falls under the category of moderating users as well...
		if (!$context['can_moderate_boards'])
			$valid_blocks['w'] = 'WatchedUsers';

		$valid_blocks['rm'] = 'ReportedMembers';
	}

	call_integration_hook('integrate_mod_centre_blocks', array(&$valid_blocks));

	$context['mod_blocks'] = array();
	foreach ($valid_blocks as $k => $block)
	{
		$block = 'ModBlock' . $block;
		if (function_exists($block))
			$context['mod_blocks'][] = $block();
	}

	$context['admin_prefs'] = !empty($options['admin_preferences']) ? $smcFunc['json_decode']($options['admin_preferences'], true) : array();
}

/**
 * Show a list of the most active watched users.
 */
function ModBlockWatchedUsers()
{
	global $context, $smcFunc, $scripturl, $modSettings;

	if (($watched_users = cache_get_data('recent_user_watches', 240)) === null)
	{
		$modSettings['warning_watch'] = empty($modSettings['warning_watch']) ? 1 : $modSettings['warning_watch'];
		$request = $smcFunc['db_query']('', '
			SELECT id_member, real_name, last_login
			FROM {db_prefix}members
			WHERE warning >= {int:warning_watch}
			ORDER BY last_login DESC
			LIMIT 10',
			array(
				'warning_watch' => $modSettings['warning_watch'],
			)
		);
		$watched_users = array();
		while ($row = $smcFunc['db_fetch_assoc']($request))
			$watched_users[] = $row;
		$smcFunc['db_free_result']($request);

		cache_put_data('recent_user_watches', $watched_users, 240);
	}

	$context['watched_users'] = array();
	foreach ($watched_users as $user)
	{
		$context['watched_users'][] = array(
			'id' => $user['id_member'],
			'name' => $user['real_name'],
			'link' => '<a href="' . $scripturl . '?action=profile;u=' . $user['id_member'] . '">' . $user['real_name'] . '</a>',
			'href' => $scripturl . '?action=profile;u=' . $user['id_member'],
			'last_login' => !empty($user['last_login']) ? timeformat($user['last_login']) : '',
		);
	}

	return 'watched_users';
}

/**
 * Show an area for the moderator to type into.
 */
function ModBlockNotes()
{
	global $context, $smcFunc, $scripturl, $user_info;

	// Set a nice and informative message.
	$context['report_post_action'] = !empty($_SESSION['rc_confirmation']) ? $_SESSION['rc_confirmation'] : array();
	unset($_SESSION['rc_confirmation']);

	// Are we saving a note?
	if (isset($_GET['modnote']) && isset($_POST['makenote']) && isset($_POST['new_note']))
	{
		checkSession();
		validateToken('mod-modnote-add');

		$_POST['new_note'] = $smcFunc['htmlspecialchars'](trim($_POST['new_note']));
		// Make sure they actually entered something.
		if (!empty($_POST['new_note']))
		{
			// Insert it into the database then!
			$smcFunc['db_insert']('',
				'{db_prefix}log_comments',
				array(
					'id_member' => 'int', 'member_name' => 'string', 'comment_type' => 'string', 'recipient_name' => 'string',
					'body' => 'string', 'log_time' => 'int',
				),
				array(
					$user_info['id'], $user_info['name'], 'modnote', '', $_POST['new_note'], time(),
				),
				array('id_comment')
			);

			// Clear the cache.
			cache_put_data('moderator_notes', null, 240);
			cache_put_data('moderator_notes_total', null, 240);
		}

		// Everything went better than expected!
		$_SESSION['rc_confirmation'] = 'message_saved';

		// Redirect otherwise people can resubmit.
		redirectexit('action=moderate');
	}

	// Bye... bye...
	if (isset($_GET['notes']) && isset($_GET['delete']) && is_numeric($_GET['delete']))
	{
		checkSession('get');
		validateToken('mod-modnote-del', 'get');

		// No sneaky stuff now!
		if (!allowedTo('admin_forum'))
		{
			// Is this your note?
			$get_owner = $smcFunc['db_query']('', '
				SELECT id_member
				FROM {db_prefix}log_comments
				WHERE id_comment = {int:note}
					AND comment_type = {literal:modnote}
					AND id_member = {int:user}',
				array(
					'note' => $_GET['delete'],
					'user' => $user_info['id'],
				)
			);

			$note_owner = $smcFunc['db_num_rows']($get_owner);
			$smcFunc['db_free_result']($get_owner);

			if (empty($note_owner))
				fatal_lang_error('mc_notes_delete_own', false);
		}

		// Lets delete it.
		$smcFunc['db_query']('', '
			DELETE FROM {db_prefix}log_comments
			WHERE id_comment = {int:note}
				AND comment_type = {literal:modnote}',
			array(
				'note' => $_GET['delete'],
			)
		);

		// Clear the cache.
		cache_put_data('moderator_notes', null, 240);
		cache_put_data('moderator_notes_total', null, 240);

		// Tell them the message was deleted.
		$_SESSION['rc_confirmation'] = 'message_deleted';

		redirectexit('action=moderate');
	}

	// How many notes in total?
	if (($moderator_notes_total = cache_get_data('moderator_notes_total', 240)) === null)
	{
		$request = $smcFunc['db_query']('', '
			SELECT COUNT(*)
			FROM {db_prefix}log_comments AS lc
				LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = lc.id_member)
			WHERE lc.comment_type = {literal:modnote}',
			array(
			)
		);
		list ($moderator_notes_total) = $smcFunc['db_fetch_row']($request);
		$smcFunc['db_free_result']($request);

		cache_put_data('moderator_notes_total', $moderator_notes_total, 240);
	}

	// Grab the current notes. We can only use the cache for the first page of notes.
	$offset = isset($_GET['notes']) && isset($_GET['start']) ? $_GET['start'] : 0;
	if ($offset != 0 || ($moderator_notes = cache_get_data('moderator_notes', 240)) === null)
	{
		$request = $smcFunc['db_query']('', '
			SELECT COALESCE(mem.id_member, 0) AS id_member, COALESCE(mem.real_name, lc.member_name) AS member_name,
				lc.log_time, lc.body, lc.id_comment AS id_note
			FROM {db_prefix}log_comments AS lc
				LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = lc.id_member)
			WHERE lc.comment_type = {literal:modnote}
			ORDER BY id_comment DESC
			LIMIT {int:offset}, 10',
			array(
				'offset' => $offset,
			)
		);
		$moderator_notes = array();
		while ($row = $smcFunc['db_fetch_assoc']($request))
			$moderator_notes[] = $row;
		$smcFunc['db_free_result']($request);

		if ($offset == 0)
			cache_put_data('moderator_notes', $moderator_notes, 240);
	}

	// Lets construct a page index.
	$context['page_index'] = constructPageIndex($scripturl . '?action=moderate;area=index;notes', $_GET['start'], $moderator_notes_total, 10);
	$context['start'] = $_GET['start'];

	$context['notes'] = array();
	foreach ($moderator_notes as $note)
	{
		$context['notes'][] = array(
			'author' => array(
				'id' => $note['id_member'],
				'link' => $note['id_member'] ? ('<a href="' . $scripturl . '?action=profile;u=' . $note['id_member'] . '">' . $note['member_name'] . '</a>') : $note['member_name'],
			),
			'time' => timeformat($note['log_time']),
			'text' => parse_bbc($note['body']),
			'delete_href' => $scripturl . '?action=moderate;area=index;notes;delete=' . $note['id_note'] . ';' . $context['session_var'] . '=' . $context['session_id'],
			'can_delete' => allowedTo('admin_forum') || $note['id_member'] == $user_info['id'],
		);
	}

	// Couple tokens for add/delete modnotes
	createToken('mod-modnote-add');
	createToken('mod-modnote-del', 'get');

	return 'notes';
}

/**
 * Show a list of the most recent reported posts.
 */
function ModBlockReportedPosts()
{
	global $context, $user_info, $scripturl, $smcFunc;

	// Got the info already?
	$cachekey = md5($smcFunc['json_encode']($user_info['mod_cache']['bq']));
	$context['reported_posts'] = array();
	if ($user_info['mod_cache']['bq'] == '0=1')
		return 'reported_posts_block';

	if (($reported_posts = cache_get_data('reported_posts_' . $cachekey, 90)) === null)
	{
		// By George, that means we in a position to get the reports, jolly good.
		$request = $smcFunc['db_query']('', '
			SELECT lr.id_report, lr.id_msg, lr.id_topic, lr.id_board, lr.id_member, lr.subject,
				lr.num_reports, COALESCE(mem.real_name, lr.membername) AS author_name,
				COALESCE(mem.id_member, 0) AS id_author
			FROM {db_prefix}log_reported AS lr
				LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = lr.id_member)
			WHERE ' . ($user_info['mod_cache']['bq'] == '1=1' || $user_info['mod_cache']['bq'] == '0=1' ? $user_info['mod_cache']['bq'] : 'lr.' . $user_info['mod_cache']['bq']) . '
				AND lr.id_board != {int:not_a_reported_post}
				AND lr.closed = {int:not_closed}
				AND lr.ignore_all = {int:not_ignored}
			ORDER BY lr.time_updated DESC
			LIMIT 10',
			array(
				'not_a_reported_post' => 0,
				'not_closed' => 0,
				'not_ignored' => 0,
			)
		);
		$reported_posts = array();
		while ($row = $smcFunc['db_fetch_assoc']($request))
			$reported_posts[] = $row;
		$smcFunc['db_free_result']($request);

		// Cache it.
		cache_put_data('reported_posts_' . $cachekey, $reported_posts, 90);
	}

	$context['reported_posts'] = array();
	foreach ($reported_posts as $i => $row)
	{
		$context['reported_posts'][] = array(
			'id' => $row['id_report'],
			'topic_href' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
			'report_href' => $scripturl . '?action=moderate;area=reportedposts;sa=details;rid=' . $row['id_report'],
			'report_link' => '<a href="' . $scripturl . '?action=moderate;area=reportedposts;sa=details;rid=' . $row['id_report'] . '">' . $row['subject'] . '</a>',
			'author' => array(
				'id' => $row['id_author'],
				'name' => $row['author_name'],
				'link' => $row['id_author'] ? '<a href="' . $scripturl . '?action=profile;u=' . $row['id_author'] . '">' . $row['author_name'] . '</a>' : $row['author_name'],
				'href' => $scripturl . '?action=profile;u=' . $row['id_author'],
			),
			'subject' => $row['subject'],
			'num_reports' => $row['num_reports'],
		);
	}

	return 'reported_posts_block';
}

/**
 * Show a list of all the group requests they can see.
 */
function ModBlockGroupRequests()
{
	global $context, $user_info, $scripturl, $smcFunc;

	$context['group_requests'] = array();
	// Make sure they can even moderate someone!
	if ($user_info['mod_cache']['gq'] == '0=1')
		return 'group_requests_block';

	// What requests are outstanding?
	$request = $smcFunc['db_query']('', '
		SELECT lgr.id_request, lgr.id_member, lgr.id_group, lgr.time_applied, mem.member_name, mg.group_name, mem.real_name
		FROM {db_prefix}log_group_requests AS lgr
			INNER JOIN {db_prefix}members AS mem ON (mem.id_member = lgr.id_member)
			INNER JOIN {db_prefix}membergroups AS mg ON (mg.id_group = lgr.id_group)
		WHERE ' . ($user_info['mod_cache']['gq'] == '1=1' || $user_info['mod_cache']['gq'] == '0=1' ? $user_info['mod_cache']['gq'] : 'lgr.' . $user_info['mod_cache']['gq']) . '
			AND lgr.status = {int:status_open}
		ORDER BY lgr.id_request DESC
		LIMIT 10',
		array(
			'status_open' => 0,
		)
	);
	for ($i = 0; $row = $smcFunc['db_fetch_assoc']($request); $i++)
	{
		$context['group_requests'][] = array(
			'id' => $row['id_request'],
			'request_href' => $scripturl . '?action=groups;sa=requests;gid=' . $row['id_group'],
			'member' => array(
				'id' => $row['id_member'],
				'name' => $row['real_name'],
				'link' => '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['real_name'] . '</a>',
				'href' => $scripturl . '?action=profile;u=' . $row['id_member'],
			),
			'group' => array(
				'id' => $row['id_group'],
				'name' => $row['group_name'],
			),
			'time_submitted' => timeformat($row['time_applied']),
		);
	}
	$smcFunc['db_free_result']($request);

	return 'group_requests_block';
}

/**
 * Show a list of the most recent reported posts.
 */
function ModBlockReportedMembers()
{
	global $context, $scripturl, $smcFunc;

	// Got the info already?
	$cachekey = md5($smcFunc['json_encode']((int) allowedTo('moderate_forum')));
	$context['reported_users'] = array();
	if (!allowedTo('moderate_forum'))
		return 'reported_users_block';

	if (($reported_users = cache_get_data('reported_users_' . $cachekey, 90)) === null)
	{
		// By George, that means we in a position to get the reports, jolly good.
		$request = $smcFunc['db_query']('', '
			SELECT lr.id_report, lr.id_member,
				lr.num_reports, COALESCE(mem.real_name, lr.membername) AS user_name,
				COALESCE(mem.id_member, 0) AS id_user
			FROM {db_prefix}log_reported AS lr
				LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = lr.id_member)
			WHERE lr.id_board = {int:not_a_reported_post}
				AND lr.closed = {int:not_closed}
				AND lr.ignore_all = {int:not_ignored}
			ORDER BY lr.time_updated DESC
			LIMIT 10',
			array(
				'not_a_reported_post' => 0,
				'not_closed' => 0,
				'not_ignored' => 0,
			)
		);
		$reported_users = array();
		while ($row = $smcFunc['db_fetch_assoc']($request))
			$reported_users[] = $row;
		$smcFunc['db_free_result']($request);

		// Cache it.
		cache_put_data('reported_users_' . $cachekey, $reported_users, 90);
	}

	$context['reported_users'] = array();
	foreach ($reported_users as $i => $row)
	{
		$context['reported_users'][] = array(
			'id' => $row['id_report'],
			'report_href' => $scripturl . '?action=moderate;area=reportedmembers;report=' . $row['id_report'],
			'user' => array(
				'id' => $row['id_user'],
				'name' => $row['user_name'],
				'link' => $row['id_user'] ? '<a href="' . $scripturl . '?action=profile;u=' . $row['id_user'] . '">' . $row['user_name'] . '</a>' : $row['user_name'],
				'href' => $scripturl . '?action=profile;u=' . $row['id_user'],
			),
			'num_reports' => $row['num_reports'],
		);
	}

	return 'reported_users_block';
}

/**
 * Act as an entrace for all group related activity.
 *
 * @todo As for most things in this file, this needs to be moved somewhere appropriate?
 */
function ModerateGroups()
{
	global $context, $user_info;

	// You need to be allowed to moderate groups...
	if ($user_info['mod_cache']['gq'] == '0=1')
		isAllowedTo('manage_membergroups');

	// Load the group templates.
	loadTemplate('ModerationCenter');

	// Setup the subactions...
	$subActions = array(
		'requests' => 'GroupRequests',
		'view' => 'ViewGroups',
	);

	if (!isset($_GET['sa']) || !isset($subActions[$_GET['sa']]))
		$_GET['sa'] = 'view';
	$context['sub_action'] = $_GET['sa'];

	// Call the relevant function.
	call_helper($subActions[$context['sub_action']]);
}

/**
 * Show a notice sent to a user.
 */
function ShowNotice()
{
	global $smcFunc, $txt, $context;

	$context['page_title'] = $txt['show_notice'];
	$context['sub_template'] = 'show_notice';
	$context['template_layers'] = array();

	loadTemplate('ModerationCenter');

	// @todo Assumes nothing needs permission more than accessing moderation center!
	$id_notice = (int) $_GET['nid'];
	$request = $smcFunc['db_query']('', '
		SELECT body, subject
		FROM {db_prefix}log_member_notices
		WHERE id_notice = {int:id_notice}',
		array(
			'id_notice' => $id_notice,
		)
	);
	if ($smcFunc['db_num_rows']($request) == 0)
		fatal_lang_error('no_access', false);
	list ($context['notice_body'], $context['notice_subject']) = $smcFunc['db_fetch_row']($request);
	$smcFunc['db_free_result']($request);

	$context['notice_body'] = parse_bbc($context['notice_body'], false);
}

/**
 * View watched users.
 */
function ViewWatchedUsers()
{
	global $modSettings, $context, $txt, $scripturl, $sourcedir;

	// Some important context!
	$context['page_title'] = $txt['mc_watched_users_title'];
	$context['view_posts'] = isset($_GET['sa']) && $_GET['sa'] == 'post';
	$context['start'] = isset($_REQUEST['start']) ? (int) $_REQUEST['start'] : 0;

	loadTemplate('ModerationCenter');

	// Get some key settings!
	$modSettings['warning_watch'] = empty($modSettings['warning_watch']) ? 1 : $modSettings['warning_watch'];

	// Put some pretty tabs on cause we're gonna be doing hot stuff here...
	$context[$context['moderation_menu_name']]['tab_data'] = array(
		'title' => $txt['mc_watched_users_title'],
		'help' => '',
		'description' => $txt['mc_watched_users_desc'],
	);

	// First off - are we deleting?
	if (!empty($_REQUEST['delete']))
	{
		checkSession(!is_array($_REQUEST['delete']) ? 'get' : 'post');

		$toDelete = array();
		if (!is_array($_REQUEST['delete']))
			$toDelete[] = (int) $_REQUEST['delete'];
		else
			foreach ($_REQUEST['delete'] as $did)
				$toDelete[] = (int) $did;

		if (!empty($toDelete))
		{
			require_once($sourcedir . '/RemoveTopic.php');
			// If they don't have permission we'll let it error - either way no chance of a security slip here!
			foreach ($toDelete as $did)
				removeMessage($did);
		}
	}

	// Start preparing the list by grabbing relevant permissions.
	if (!$context['view_posts'])
	{
		$approve_query = '';
		$delete_boards = array();
	}
	else
	{
		// Still obey permissions!
		$approve_boards = boardsAllowedTo('approve_posts');
		$delete_boards = boardsAllowedTo('delete_any');

		if ($approve_boards == array(0))
			$approve_query = '';
		elseif (!empty($approve_boards))
			$approve_query = ' AND m.id_board IN (' . implode(',', $approve_boards) . ')';
		// Nada, zip, etc...
		else
			$approve_query = ' AND 1=0';
	}

	require_once($sourcedir . '/Subs-List.php');

	// This is all the information required for a watched user listing.
	$listOptions = array(
		'id' => 'watch_user_list',
		'title' => $txt['mc_watched_users_title'] . ' - ' . ($context['view_posts'] ? $txt['mc_watched_users_post'] : $txt['mc_watched_users_member']),
		'items_per_page' => $modSettings['defaultMaxListItems'],
		'no_items_label' => $context['view_posts'] ? $txt['mc_watched_users_no_posts'] : $txt['mc_watched_users_none'],
		'base_href' => $scripturl . '?action=moderate;area=userwatch;sa=' . ($context['view_posts'] ? 'post' : 'member'),
		'default_sort_col' => $context['view_posts'] ? '' : 'member',
		'get_items' => array(
			'function' => $context['view_posts'] ? 'list_getWatchedUserPosts' : 'list_getWatchedUsers',
			'params' => array(
				$approve_query,
				$delete_boards,
			),
		),
		'get_count' => array(
			'function' => $context['view_posts'] ? 'list_getWatchedUserPostsCount' : 'list_getWatchedUserCount',
			'params' => array(
				$approve_query,
			),
		),
		// This assumes we are viewing by user.
		'columns' => array(
			'member' => array(
				'header' => array(
					'value' => $txt['mc_watched_users_member'],
				),
				'data' => array(
					'sprintf' => array(
						'format' => '<a href="' . $scripturl . '?action=profile;u=%1$d">%2$s</a>',
						'params' => array(
							'id' => false,
							'name' => false,
						),
					),
				),
				'sort' => array(
					'default' => 'real_name',
					'reverse' => 'real_name DESC',
				),
			),
			'warning' => array(
				'header' => array(
					'value' => $txt['mc_watched_users_warning'],
				),
				'data' => array(
					'function' => function($member) use ($scripturl)
					{
						return allowedTo('issue_warning') ? '<a href="' . $scripturl . '?action=profile;area=issuewarning;u=' . $member['id'] . '">' . $member['warning'] . '%</a>' : $member['warning'] . '%';
					},
				),
				'sort' => array(
					'default' => 'warning',
					'reverse' => 'warning DESC',
				),
			),
			'posts' => array(
				'header' => array(
					'value' => $txt['posts'],
				),
				'data' => array(
					'sprintf' => array(
						'format' => '<a href="' . $scripturl . '?action=profile;u=%1$d;area=showposts;sa=messages">%2$s</a>',
						'params' => array(
							'id' => false,
							'posts' => false,
						),
					),
				),
				'sort' => array(
					'default' => 'posts',
					'reverse' => 'posts DESC',
				),
			),
			'last_login' => array(
				'header' => array(
					'value' => $txt['mc_watched_users_last_login'],
				),
				'data' => array(
					'db' => 'last_login',
				),
				'sort' => array(
					'default' => 'last_login',
					'reverse' => 'last_login DESC',
				),
			),
			'last_post' => array(
				'header' => array(
					'value' => $txt['mc_watched_users_last_post'],
				),
				'data' => array(
					'function' => function($member) use ($scripturl)
					{
						if ($member['last_post_id'])
							return '<a href="' . $scripturl . '?msg=' . $member['last_post_id'] . '">' . $member['last_post'] . '</a>';
						else
							return $member['last_post'];
					},
				),
			),
		),
		'form' => array(
			'href' => $scripturl . '?action=moderate;area=userwatch;sa=post',
			'include_sort' => true,
			'include_start' => true,
			'hidden_fields' => array(
				$context['session_var'] => $context['session_id'],
			),
		),
		'additional_rows' => array(
			$context['view_posts'] ?
				array(
					'position' => 'bottom_of_list',
					'value' => '
					<input type="submit" name="delete_selected" value="' . $txt['quickmod_delete_selected'] . '" class="button">',
					'class' => 'floatright',
				) : array(),
		),
	);

	// If this is being viewed by posts we actually change the columns to call a template each time.
	if ($context['view_posts'])
	{
		$listOptions['columns'] = array(
			'posts' => array(
				'data' => array(
					'function' => function($post)
					{
						return template_user_watch_post_callback($post);
					},
					'class' => 'unique'
				),
			),
		);
	}

	// Create the watched user list.
	createList($listOptions);

	$context['sub_template'] = 'show_list';
	$context['default_list'] = 'watch_user_list';
}

/**
 * Callback for createList().
 *
 * @param string $approve_query Not used here
 * @return int The number of users on the watch list
 */
function list_getWatchedUserCount($approve_query)
{
	global $smcFunc, $modSettings;

	$request = $smcFunc['db_query']('', '
		SELECT COUNT(*)
		FROM {db_prefix}members
		WHERE warning >= {int:warning_watch}',
		array(
			'warning_watch' => $modSettings['warning_watch'],
		)
	);
	list ($totalMembers) = $smcFunc['db_fetch_row']($request);
	$smcFunc['db_free_result']($request);

	return $totalMembers;
}

/**
 * Callback for createList().
 *
 * @param int $start The item to start with (for pagination purposes)
 * @param int $items_per_page The number of items to show per page
 * @param string $sort A string indicating how to sort things
 * @param string $approve_query A query for approving things. Not used here.
 * @param string $dummy Not used here.
 */
function list_getWatchedUsers($start, $items_per_page, $sort, $approve_query, $dummy)
{
	global $smcFunc, $txt, $modSettings, $user_info;

	$request = $smcFunc['db_query']('', '
		SELECT id_member, real_name, last_login, posts, warning
		FROM {db_prefix}members
		WHERE warning >= {int:warning_watch}
		ORDER BY {raw:sort}
		LIMIT {int:start}, {int:max}',
		array(
			'warning_watch' => $modSettings['warning_watch'],
			'sort' => $sort,
			'start' => $start,
			'max' => $items_per_page,
		)
	);
	$watched_users = array();
	$members = array();
	while ($row = $smcFunc['db_fetch_assoc']($request))
	{
		$watched_users[$row['id_member']] = array(
			'id' => $row['id_member'],
			'name' => $row['real_name'],
			'last_login' => $row['last_login'] ? timeformat($row['last_login']) : $txt['never'],
			'last_post' => $txt['not_applicable'],
			'last_post_id' => 0,
			'warning' => $row['warning'],
			'posts' => $row['posts'],
		);
		$members[] = $row['id_member'];
	}
	$smcFunc['db_free_result']($request);

	if (!empty($members))
	{
		// First get the latest messages from these users.
		$request = $smcFunc['db_query']('', '
			SELECT m.id_member, MAX(m.id_msg) AS last_post_id
			FROM {db_prefix}messages AS m' . (!$modSettings['postmod_active'] || allowedTo('approve_posts') ? '' : '
				INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)') . '
			WHERE {query_see_message_board}
				AND m.id_member IN ({array_int:member_list})' . (!$modSettings['postmod_active'] || allowedTo('approve_posts') ? '' : '
				AND m.approved = {int:is_approved}
				AND t.approved = {int:is_approved}') . '
			GROUP BY m.id_member',
			array(
				'member_list' => $members,
				'is_approved' => 1,
			)
		);
		$latest_posts = array();
		while ($row = $smcFunc['db_fetch_assoc']($request))
			$latest_posts[$row['id_member']] = $row['last_post_id'];

		if (!empty($latest_posts))
		{
			// Now get the time those messages were posted.
			$request = $smcFunc['db_query']('', '
				SELECT id_member, poster_time
				FROM {db_prefix}messages
				WHERE id_msg IN ({array_int:message_list})',
				array(
					'message_list' => $latest_posts,
				)
			);
			while ($row = $smcFunc['db_fetch_assoc']($request))
			{
				$watched_users[$row['id_member']]['last_post'] = timeformat($row['poster_time']);
				$watched_users[$row['id_member']]['last_post_id'] = $latest_posts[$row['id_member']];
			}

			$smcFunc['db_free_result']($request);
		}

		$request = $smcFunc['db_query']('', '
			SELECT MAX(m.poster_time) AS last_post, MAX(m.id_msg) AS last_post_id, m.id_member
			FROM {db_prefix}messages AS m
			WHERE {query_see_message_board}
				AND m.id_member IN ({array_int:member_list})' . (!$modSettings['postmod_active'] || allowedTo('approve_posts') ? '' : '
				AND m.approved = {int:is_approved}') . '
			GROUP BY m.id_member',
			array(
				'member_list' => $members,
				'is_approved' => 1,
			)
		);
		while ($row = $smcFunc['db_fetch_assoc']($request))
		{
			$watched_users[$row['id_member']]['last_post'] = timeformat($row['last_post']);
			$watched_users[$row['id_member']]['last_post_id'] = $row['last_post_id'];
		}
		$smcFunc['db_free_result']($request);
	}

	return $watched_users;
}

/**
 * Callback for createList().
 *
 * @param string $approve_query A query to pull only approved items
 * @return int The total number of posts by watched users
 */
function list_getWatchedUserPostsCount($approve_query)
{
	global $smcFunc, $modSettings;

	$request = $smcFunc['db_query']('', '
		SELECT COUNT(*)
		FROM {db_prefix}messages AS m
			INNER JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
			INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
		WHERE mem.warning >= {int:warning_watch}
			AND {query_see_board}
			' . $approve_query,
		array(
			'warning_watch' => $modSettings['warning_watch'],
		)
	);
	list ($totalMemberPosts) = $smcFunc['db_fetch_row']($request);
	$smcFunc['db_free_result']($request);

	return $totalMemberPosts;
}

/**
 * Callback for createList().
 *
 * @param int $start The item to start with (for pagination purposes)
 * @param int $items_per_page The number of items to show per page
 * @param string $sort A string indicating how to sort the results (not used here)
 * @param string $approve_query A query to only pull approved items
 * @param int[] $delete_boards An array containing the IDs of boards we can delete posts in
 * @return array An array of info about posts by watched users
 */
function list_getWatchedUserPosts($start, $items_per_page, $sort, $approve_query, $delete_boards)
{
	global $smcFunc, $scripturl, $modSettings;

	$request = $smcFunc['db_query']('', '
		SELECT m.id_msg, m.id_topic, m.id_board, m.id_member, m.subject, m.body, m.poster_time,
			m.approved, mem.real_name, m.smileys_enabled
		FROM {db_prefix}messages AS m
			INNER JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
			INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
		WHERE mem.warning >= {int:warning_watch}
			AND {query_see_board}
			' . $approve_query . '
		ORDER BY m.id_msg DESC
		LIMIT {int:start}, {int:max}',
		array(
			'warning_watch' => $modSettings['warning_watch'],
			'start' => $start,
			'max' => $items_per_page,
		)
	);
	$member_posts = array();
	while ($row = $smcFunc['db_fetch_assoc']($request))
	{
		$row['subject'] = censorText($row['subject']);
		$row['body'] = censorText($row['body']);

		$member_posts[$row['id_msg']] = array(
			'id' => $row['id_msg'],
			'id_topic' => $row['id_topic'],
			'author_link' => '<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['real_name'] . '</a>',
			'subject' => $row['subject'],
			'body' => parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']),
			'poster_time' => timeformat($row['poster_time']),
			'approved' => $row['approved'],
			'can_delete' => $delete_boards == array(0) || in_array($row['id_board'], $delete_boards),
		);
	}
	$smcFunc['db_free_result']($request);

	return $member_posts;
}

/**
 * Entry point for viewing warning related stuff.
 */
function ViewWarnings()
{
	global $context, $txt;

	$subActions = array(
		'log' => array('ViewWarningLog', array('view_warning_any', 'moderate_forum')),
		'templates' => array('ViewWarningTemplates', 'issue_warning'),
		'templateedit' => array('ModifyWarningTemplate', 'issue_warning'),
	);

	call_integration_hook('integrate_warning_log_actions', array(&$subActions));

	$_REQUEST['sa'] = isset($_REQUEST['sa']) && isset($subActions[$_REQUEST['sa']]) && (empty($subActions[$_REQUEST['sa']][1]) || allowedTo($subActions[$_REQUEST['sa']][1])) ? $_REQUEST['sa'] : '';

	// In theory, 'log' is the default subaction. But if this user can't view the log, more work is needed.
	if (empty($_REQUEST['sa']))
	{
		foreach ($subActions as $sa => $subAction)
		{
			if (empty($subAction[1]) || allowedTo($subAction[1]))
			{
				// If they can view the log, we can proceed as usual.
				if ($sa === 'log')
					$_REQUEST['sa'] = $sa;

				// Otherwise, redirect them to the first allowed subaction.
				else
					redirectexit('action=moderate;area=warnings;sa=' . $sa);
			}
		}

		// This shouldn't happen, but just in case...
		if (empty($_REQUEST['sa']))
			redirectexit('action=moderate;area=index');
	}

	// Some of this stuff is overseas, so to speak.
	loadTemplate('ModerationCenter');
	loadLanguage('Profile');

	// Setup the admin tabs.
	$context[$context['moderation_menu_name']]['tab_data'] = array(
		'title' => $txt['mc_warnings'],
		'description' => $txt['mc_warnings_description'],
	);

	// Call the right function.
	call_helper($subActions[$_REQUEST['sa']][0]);
}

/**
 * Simply put, look at the warning log!
 */
function ViewWarningLog()
{
	global $smcFunc, $modSettings, $context, $txt, $scripturl, $sourcedir;

	// Setup context as always.
	$context['page_title'] = $txt['mc_warning_log_title'];

	loadLanguage('Modlog');

	// If we're coming from a search, get the variables.
	if (!empty($_REQUEST['params']) && empty($_REQUEST['is_search']))
	{
		$search_params = base64_decode(strtr($_REQUEST['params'], array(' ' => '+')));
		$search_params = $smcFunc['json_decode']($search_params, true);
	}

	// This array houses all the valid search types.
	$searchTypes = array(
		'member' => array('sql' => 'member_name_col', 'label' => $txt['profile_warning_previous_issued']),
		'recipient' => array('sql' => 'recipient_name', 'label' => $txt['mc_warnings_recipient']),
	);

	// Do the column stuff!
	$sort_types = array(
		'member' => 'member_name_col',
		'recipient' => 'recipient_name',
	);

	// Setup the direction stuff...
	$context['order'] = isset($_REQUEST['sort']) && isset($sort_types[$_REQUEST['sort']]) ? $_REQUEST['sort'] : 'member';

	if (!isset($search_params['string']) || (!empty($_REQUEST['search']) && $search_params['string'] != $_REQUEST['search']))
		$search_params_string = empty($_REQUEST['search']) ? '' : $_REQUEST['search'];
	else
		$search_params_string = $search_params['string'];

	if (isset($_REQUEST['search_type']) || empty($search_params['type']) || !isset($searchTypes[$search_params['type']]))
		$search_params_type = isset($_REQUEST['search_type']) && isset($searchTypes[$_REQUEST['search_type']]) ? $_REQUEST['search_type'] : (isset($searchTypes[$context['order']]) ? $context['order'] : 'member');
	else
		$search_params_type = $search_params['type'];

	$search_params = array(
		'string' => $search_params_string,
		'type' => $search_params_type,
	);

	$context['url_start'] = '?action=moderate;area=warnings;sa=log;sort=' . $context['order'];

	// Setup the search context.
	$context['search_params'] = empty($search_params['string']) ? '' : base64_encode($smcFunc['json_encode']($search_params));
	$context['search'] = array(
		'string' => $search_params['string'],
		'type' => $search_params['type'],
		'label' => $searchTypes[$search_params_type]['label'],
	);

	require_once($sourcedir . '/Subs-List.php');

	// This is all the information required for a watched user listing.
	$listOptions = array(
		'id' => 'warning_list',
		'title' => $txt['mc_warning_log_title'],
		'items_per_page' => $modSettings['defaultMaxListItems'],
		'no_items_label' => $txt['mc_warnings_none'],
		'base_href' => $scripturl . '?action=moderate;area=warnings;sa=log;' . $context['session_var'] . '=' . $context['session_id'],
		'default_sort_col' => 'time',
		'get_items' => array(
			'function' => 'list_getWarnings',
		),
		'get_count' => array(
			'function' => 'list_getWarningCount',
		),
		// This assumes we are viewing by user.
		'columns' => array(
			'issuer' => array(
				'header' => array(
					'value' => $txt['profile_warning_previous_issued'],
				),
				'data' => array(
					'db' => 'issuer_link',
				),
				'sort' => array(
					'default' => 'member_name_col',
					'reverse' => 'member_name_col DESC',
				),
			),
			'recipient' => array(
				'header' => array(
					'value' => $txt['mc_warnings_recipient'],
				),
				'data' => array(
					'db' => 'recipient_link',
				),
				'sort' => array(
					'default' => 'recipient_name',
					'reverse' => 'recipient_name DESC',
				),
			),
			'time' => array(
				'header' => array(
					'value' => $txt['profile_warning_previous_time'],
				),
				'data' => array(
					'db' => 'time',
				),
				'sort' => array(
					'default' => 'lc.log_time DESC',
					'reverse' => 'lc.log_time',
				),
			),
			'reason' => array(
				'header' => array(
					'value' => $txt['profile_warning_previous_reason'],
				),
				'data' => array(
					'function' => function($rowData) use ($scripturl, $txt)
					{
						$output = '
							<div class="floatleft">
								' . $rowData['reason'] . '
							</div>';

						if (!empty($rowData['id_notice']))
							$output .= '
								&nbsp;<a href="' . $scripturl . '?action=moderate;area=notice;nid=' . $rowData['id_notice'] . '" onclick="window.open(this.href, \'\', \'scrollbars=yes,resizable=yes,width=400,height=250\');return false;" target="_blank" rel="noopener" title="' . $txt['profile_warning_previous_notice'] . '"><span class="main_icons filter centericon"></span></a>';
						return $output;
					},
				),
			),
			'points' => array(
				'header' => array(
					'value' => $txt['profile_warning_previous_level'],
				),
				'data' => array(
					'db' => 'counter',
				),
			),
		),
		'form' => array(
			'href' => $scripturl . $context['url_start'],
			'include_sort' => true,
			'include_start' => true,
			'hidden_fields' => array(
				$context['session_var'] => $context['session_id'],
				'params' => false
			),
		),
		'additional_rows' => array(
			array(
				'position' => 'below_table_data',
				'value' => '
					' . $txt['modlog_search'] . ':
					<input type="text" name="search" size="18" value="' . $smcFunc['htmlspecialchars']($context['search']['string']) . '">
					<input type="submit" name="is_search" value="' . $txt['modlog_go'] . '" class="button">',
				'class' => 'floatright',
			),
		),
	);

	// Create the watched user list.
	createList($listOptions);

	$context['sub_template'] = 'show_list';
	$context['default_list'] = 'warning_list';
}

/**
 * Callback for createList().
 *
 * @return int The total number of warnings that have been issued
 */
function list_getWarningCount()
{
	global $smcFunc;

	$request = $smcFunc['db_query']('', '
		SELECT COUNT(*)
		FROM {db_prefix}log_comments
		WHERE comment_type = {string:warning}',
		array(
			'warning' => 'warning',
		)
	);
	list ($totalWarns) = $smcFunc['db_fetch_row']($request);
	$smcFunc['db_free_result']($request);

	return $totalWarns;
}

/**
 * Callback for createList().
 *
 * @param int $start The item to start with (for pagination purposes)
 * @param int $items_per_page The number of items to show per page
 * @param string $sort A string indicating how to sort the results
 * @return array An array of data about warning log entries
 */
function list_getWarnings($start, $items_per_page, $sort)
{
	global $smcFunc, $scripturl;

	$request = $smcFunc['db_query']('', '
		SELECT COALESCE(mem.id_member, 0) AS id_member, COALESCE(mem.real_name, lc.member_name) AS member_name_col,
			COALESCE(mem2.id_member, 0) AS id_recipient, COALESCE(mem2.real_name, lc.recipient_name) AS recipient_name,
			lc.log_time, lc.body, lc.id_notice, lc.counter
		FROM {db_prefix}log_comments AS lc
			LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = lc.id_member)
			LEFT JOIN {db_prefix}members AS mem2 ON (mem2.id_member = lc.id_recipient)
		WHERE lc.comment_type = {string:warning}
		ORDER BY {raw:sort}
		LIMIT {int:start}, {int:max}',
		array(
			'warning' => 'warning',
			'start' => $start,
			'max' => $items_per_page,
			'sort' => $sort,
		)
	);
	$warnings = array();
	while ($row = $smcFunc['db_fetch_assoc']($request))
	{
		$warnings[] = array(
			'issuer_link' => $row['id_member'] ? ('<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['member_name_col'] . '</a>') : $row['member_name_col'],
			'recipient_link' => $row['id_recipient'] ? ('<a href="' . $scripturl . '?action=profile;u=' . $row['id_recipient'] . '">' . $row['recipient_name'] . '</a>') : $row['recipient_name'],
			'time' => timeformat($row['log_time']),
			'reason' => $row['body'],
			'counter' => $row['counter'] > 0 ? '+' . $row['counter'] : $row['counter'],
			'id_notice' => $row['id_notice'],
		);
	}
	$smcFunc['db_free_result']($request);

	return $warnings;
}

/**
 * Load all the warning templates.
 */
function ViewWarningTemplates()
{
	global $smcFunc, $modSettings, $context, $txt, $scripturl, $sourcedir, $user_info;

	// Submitting a new one?
	if (isset($_POST['add']))
		return ModifyWarningTemplate();

Are you sure the usage of ModifyWarningTemplate() is correct as it seems to always return null.

	elseif (isset($_POST['delete']) && !empty($_POST['deltpl']))
	{
		checkSession();
		validateToken('mod-wt');

		// Log the actions.
		$request = $smcFunc['db_query']('', '
			SELECT recipient_name
			FROM {db_prefix}log_comments
			WHERE id_comment IN ({array_int:delete_ids})
				AND comment_type = {string:warntpl}
				AND (id_recipient = {int:generic} OR id_recipient = {int:current_member})',
			array(
				'delete_ids' => $_POST['deltpl'],
				'warntpl' => 'warntpl',
				'generic' => 0,
				'current_member' => $user_info['id'],
			)
		);
		while ($row = $smcFunc['db_fetch_assoc']($request))
			logAction('delete_warn_template', array('template' => $row['recipient_name']));
		$smcFunc['db_free_result']($request);

		// Do the deletes.
		$smcFunc['db_query']('', '
			DELETE FROM {db_prefix}log_comments
			WHERE id_comment IN ({array_int:delete_ids})
				AND comment_type = {string:warntpl}
				AND (id_recipient = {int:generic} OR id_recipient = {int:current_member})',
			array(
				'delete_ids' => $_POST['deltpl'],
				'warntpl' => 'warntpl',
				'generic' => 0,
				'current_member' => $user_info['id'],
			)
		);
	}

	// Setup context as always.
	$context['page_title'] = $txt['mc_warning_templates_title'];

	require_once($sourcedir . '/Subs-List.php');

	// This is all the information required for a watched user listing.
	$listOptions = array(
		'id' => 'warning_template_list',
		'title' => $txt['mc_warning_templates_title'],
		'items_per_page' => $modSettings['defaultMaxListItems'],
		'no_items_label' => $txt['mc_warning_templates_none'],
		'base_href' => $scripturl . '?action=moderate;area=warnings;sa=templates;' . $context['session_var'] . '=' . $context['session_id'],
		'default_sort_col' => 'title',
		'get_items' => array(
			'function' => 'list_getWarningTemplates',
		),
		'get_count' => array(
			'function' => 'list_getWarningTemplateCount',
		),
		// This assumes we are viewing by user.
		'columns' => array(
			'title' => array(
				'header' => array(
					'value' => $txt['mc_warning_templates_name'],
				),
				'data' => array(
					'sprintf' => array(
						'format' => '<a href="' . $scripturl . '?action=moderate;area=warnings;sa=templateedit;tid=%1$d">%2$s</a>',
						'params' => array(
							'id_comment' => false,
							'title' => false,
							'body' => false,
						),
					),
				),
				'sort' => array(
					'default' => 'template_title',
					'reverse' => 'template_title DESC',
				),
			),
			'creator' => array(
				'header' => array(
					'value' => $txt['mc_warning_templates_creator'],
				),
				'data' => array(
					'db' => 'creator',
				),
				'sort' => array(
					'default' => 'creator_name',
					'reverse' => 'creator_name DESC',
				),
			),
			'time' => array(
				'header' => array(
					'value' => $txt['mc_warning_templates_time'],
				),
				'data' => array(
					'db' => 'time',
				),
				'sort' => array(
					'default' => 'lc.log_time DESC',
					'reverse' => 'lc.log_time',
				),
			),
			'delete' => array(
				'header' => array(
					'value' => '<input type="checkbox" onclick="invertAll(this, this.form);">',
					'style' => 'width: 4%;',
					'class' => 'centercol',
				),
				'data' => array(
					'function' => function($rowData)
					{
						return '<input type="checkbox" name="deltpl[]" value="' . $rowData['id_comment'] . '">';
					},
					'class' => 'centercol',
				),
			),
		),
		'form' => array(
			'href' => $scripturl . '?action=moderate;area=warnings;sa=templates',
			'token' => 'mod-wt',
		),
		'additional_rows' => array(
			array(
				'position' => 'bottom_of_list',
				'value' => '&nbsp;<input type="submit" name="delete" value="' . $txt['mc_warning_template_delete'] . '" data-confirm="' . $txt['mc_warning_template_delete_confirm'] . '" class="button you_sure">',
			),
			array(
				'position' => 'bottom_of_list',
				'value' => '<input type="submit" name="add" value="' . $txt['mc_warning_template_add'] . '" class="button">',
			),
		),
	);

	// Create the watched user list.
	createToken('mod-wt');
	createList($listOptions);

	$context['sub_template'] = 'show_list';
	$context['default_list'] = 'warning_template_list';
}

/**
 * Callback for createList().
 *
 * @return int The total number of warning templates
 */
function list_getWarningTemplateCount()
{
	global $smcFunc, $user_info;

	$request = $smcFunc['db_query']('', '
		SELECT COUNT(*)
		FROM {db_prefix}log_comments
		WHERE comment_type = {string:warntpl}
			AND (id_recipient = {string:generic} OR id_recipient = {int:current_member})',
		array(
			'warntpl' => 'warntpl',
			'generic' => 0,
			'current_member' => $user_info['id'],
		)
	);
	list ($totalWarns) = $smcFunc['db_fetch_row']($request);
	$smcFunc['db_free_result']($request);

	return $totalWarns;
}

/**
 * Callback for createList().
 *
 * @param int $start The item to start with (for pagination purposes)
 * @param int $items_per_page The number of items to show per page
 * @param string $sort A string indicating how to sort the results
 * @return array An arrray of info about the available warning templates
 */
function list_getWarningTemplates($start, $items_per_page, $sort)
{
	global $smcFunc, $scripturl, $user_info;

	$request = $smcFunc['db_query']('', '
		SELECT lc.id_comment, COALESCE(mem.id_member, 0) AS id_member,
			COALESCE(mem.real_name, lc.member_name) AS creator_name, recipient_name AS template_title,
			lc.log_time, lc.body
		FROM {db_prefix}log_comments AS lc
			LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = lc.id_member)
		WHERE lc.comment_type = {string:warntpl}
			AND (id_recipient = {string:generic} OR id_recipient = {int:current_member})
		ORDER BY ' . $sort . '
		LIMIT ' . $start . ', ' . $items_per_page,
		array(
			'warntpl' => 'warntpl',
			'generic' => 0,
			'current_member' => $user_info['id'],
		)
	);
	$templates = array();
	while ($row = $smcFunc['db_fetch_assoc']($request))
	{
		$templates[] = array(
			'id_comment' => $row['id_comment'],
			'creator' => $row['id_member'] ? ('<a href="' . $scripturl . '?action=profile;u=' . $row['id_member'] . '">' . $row['creator_name'] . '</a>') : $row['creator_name'],
			'time' => timeformat($row['log_time']),
			'title' => $row['template_title'],
			'body' => $smcFunc['htmlspecialchars']($row['body']),
		);
	}
	$smcFunc['db_free_result']($request);

	return $templates;
}

/**
 * Edit a warning template.
 */
function ModifyWarningTemplate()
{
	global $smcFunc, $context, $txt, $user_info, $sourcedir;

	$context['id_template'] = isset($_REQUEST['tid']) ? (int) $_REQUEST['tid'] : 0;
	$context['is_edit'] = $context['id_template'];

	// Standard template things.
	$context['page_title'] = $context['is_edit'] ? $txt['mc_warning_template_modify'] : $txt['mc_warning_template_add'];
	$context['sub_template'] = 'warn_template';
	$context[$context['moderation_menu_name']]['current_subsection'] = 'templates';

	// Defaults.
	$context['template_data'] = array(
		'title' => '',
		'body' => $txt['mc_warning_template_body_default'],
		'personal' => false,
		'can_edit_personal' => true,
	);

	// If it's an edit load it.
	if ($context['is_edit'])
	{
		$request = $smcFunc['db_query']('', '
			SELECT id_member, id_recipient, recipient_name AS template_title, body
			FROM {db_prefix}log_comments
			WHERE id_comment = {int:id}
				AND comment_type = {string:warntpl}
				AND (id_recipient = {int:generic} OR id_recipient = {int:current_member})',
			array(
				'id' => $context['id_template'],
				'warntpl' => 'warntpl',
				'generic' => 0,
				'current_member' => $user_info['id'],
			)
		);
		while ($row = $smcFunc['db_fetch_assoc']($request))
		{
			$context['template_data'] = array(
				'title' => $row['template_title'],
				// Redo htmlspecialchars for the sake of old data that might have incorrectly encoded entities.
				'body' => $smcFunc['htmlspecialchars'](un_htmlspecialchars($row['body'])),
				'personal' => $row['id_recipient'],
				'can_edit_personal' => $row['id_member'] == $user_info['id'],
			);
		}
		$smcFunc['db_free_result']($request);
	}

	// Wait, we are saving?
	if (isset($_POST['save']))
	{
		checkSession();
		validateToken('mod-wt');

		// To check the BBC is pretty good...
		require_once($sourcedir . '/Subs-Post.php');

		// Bit of cleaning!
		$_POST['template_body'] = trim($_POST['template_body']);
		$_POST['template_title'] = trim($_POST['template_title']);

		// Need something in both boxes.
		if (!empty($_POST['template_body']) && !empty($_POST['template_title']))
		{
			// Safety first.
			$_POST['template_title'] = $smcFunc['htmlspecialchars']($_POST['template_title']);
			$_POST['template_body'] = $smcFunc['htmlspecialchars']($_POST['template_body']);

			// Clean up BBC.
			preparsecode($_POST['template_body']);
			// But put line breaks back!
			$_POST['template_body'] = strtr($_POST['template_body'], array('<br>' => "\n"));

			// Is this personal?
			$recipient_id = !empty($_POST['make_personal']) ? $user_info['id'] : 0;

			// If we are this far it's save time.
			if ($context['is_edit'])
			{
				// Simple update...
				$smcFunc['db_query']('', '
					UPDATE {db_prefix}log_comments
					SET id_recipient = {int:personal}, recipient_name = {string:title}, body = {string:body}
					WHERE id_comment = {int:id}
						AND comment_type = {string:warntpl}
						AND (id_recipient = {int:generic} OR id_recipient = {int:current_member})'.
						($recipient_id ? ' AND id_member = {int:current_member}' : ''),
					array(
						'personal' => $recipient_id,
						'title' => $_POST['template_title'],
						'body' => $_POST['template_body'],
						'id' => $context['id_template'],
						'warntpl' => 'warntpl',
						'generic' => 0,
						'current_member' => $user_info['id'],
					)
				);

				// If it wasn't visible and now is they've effectively added it.
				if ($context['template_data']['personal'] && !$recipient_id)
					logAction('add_warn_template', array('template' => $_POST['template_title']));
				// Conversely if they made it personal it's a delete.
				elseif (!$context['template_data']['personal'] && $recipient_id)
					logAction('delete_warn_template', array('template' => $_POST['template_title']));
				// Otherwise just an edit.
				else
					logAction('modify_warn_template', array('template' => $_POST['template_title']));
			}
			else
			{
				$smcFunc['db_insert']('',
					'{db_prefix}log_comments',
					array(
						'id_member' => 'int', 'member_name' => 'string', 'comment_type' => 'string', 'id_recipient' => 'int',
						'recipient_name' => 'string-255', 'body' => 'string-65535', 'log_time' => 'int',
					),
					array(
						$user_info['id'], $user_info['name'], 'warntpl', $recipient_id,
						$_POST['template_title'], $_POST['template_body'], time(),
					),
					array('id_comment')
				);

				logAction('add_warn_template', array('template' => $_POST['template_title']));
			}

			// Get out of town...
			redirectexit('action=moderate;area=warnings;sa=templates');
		}
		else
		{
			$context['warning_errors'] = array();
			$context['template_data']['title'] = !empty($_POST['template_title']) ? $_POST['template_title'] : '';
			$context['template_data']['body'] = !empty($_POST['template_body']) ? $_POST['template_body'] : $txt['mc_warning_template_body_default'];
			$context['template_data']['personal'] = !empty($_POST['make_personal']);

			if (empty($_POST['template_title']))
				$context['warning_errors'][] = $txt['mc_warning_template_error_no_title'];
			if (empty($_POST['template_body']))
				$context['warning_errors'][] = $txt['mc_warning_template_error_no_body'];
		}
	}

	createToken('mod-wt');
}

/**
 * Change moderation preferences.
 */
function ModerationSettings()
{
	global $context, $txt, $user_info;

	// Some useful context stuff.
	loadTemplate('ModerationCenter');
	$context['page_title'] = $txt['mc_settings'];
	$context['sub_template'] = 'moderation_settings';
	$context[$context['moderation_menu_name']]['tab_data'] = array(
		'title' => $txt['mc_prefs_title'],
		'help' => '',
		'description' => $txt['mc_prefs_desc']
	);

	$pref_binary = 5;

The assignment to $pref_binary is dead and can be removed.

	// Are we saving?
	if (isset($_POST['save']))
	{
		checkSession();
		validateToken('mod-set');

		/* Current format of mod_prefs is:
			x|ABCD|yyy

			WHERE:
				x = Show report count on forum header.
				ABCD = Block indexes to show on moderation main page.
				yyy = Integer with the following bit status:
					- yyy & 4 = Notify about posts awaiting approval.
		*/

		// Now check other options!
		$pref_binary = 0;

		// Put it all together.
		$mod_prefs = '0||' . $pref_binary;
		updateMemberData($user_info['id'], array('mod_prefs' => $mod_prefs));
	}

	// What blocks does the user currently have selected?
	$context['mod_settings'] = array(
	);

	createToken('mod-set');
}

/**
 * This ends a moderator session, requiring authentication to access the MCP again.
 */
function ModEndSession()
{
	// This is so easy!
	unset($_SESSION['moderate_time']);

	// Clean any moderator tokens as well.
	foreach ($_SESSION['token'] as $key => $token)
		if (strpos($key, '-mod') !== false)
			unset($_SESSION['token'][$key]);

	redirectexit();
}

?>