/sources/admin/ManageSettings.php

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<?php

/**
 * @name      ElkArte Forum
 * @copyright ElkArte Forum contributors
 * @license   BSD http://opensource.org/licenses/BSD-3-Clause
 *
 * This software is a derived product, based on:
 *
 * Simple Machines Forum (SMF)
 * copyright:	2011 Simple Machines (http://www.simplemachines.org)
 * license:  	BSD, See included LICENSE.TXT for terms and conditions.
 *
 * @version 1.0 Alpha
 *
 * This file is here to make it easier for installed mods to have
 * settings and options.
 *
 */

if (!defined('ELKARTE'))
	die('No access...');

/**
 * This just avoids some repetition.
 *
 * @param array $subActions = array()
 * @param string $defaultAction = ''
 */
function loadGeneralSettingParameters($subActions = array(), $defaultAction = '')
{
	global $context, $txt;

	// You need to be an admin to edit settings!
	isAllowedTo('admin_forum');

	loadLanguage('Help');
	loadLanguage('ManageSettings');

	// Will need the utility functions from here.
	require_once(ADMINDIR . '/ManageServer.php');

	$context['sub_template'] = 'show_settings';

	// By default do the basic settings.
	$_REQUEST['sa'] = isset($_REQUEST['sa']) && isset($subActions[$_REQUEST['sa']]) ? $_REQUEST['sa'] : (!empty($defaultAction) ? $defaultAction : array_pop($temp = array_keys($subActions)));
	$context['sub_action'] = $_REQUEST['sa'];
}

/**
 * This function passes control through to the relevant tab.
 */
function ModifyFeatureSettings()
{
	global $context, $txt, $scripturl, $modSettings, $settings;

	$context['page_title'] = $txt['modSettings_title'];

	$subActions = array(
		'basic' => 'ModifyBasicSettings',
		'layout' => 'ModifyLayoutSettings',
		'karma' => 'ModifyKarmaSettings',
		'sig' => 'ModifySignatureSettings',
		'profile' => 'ShowCustomProfiles',
		'profileedit' => 'EditCustomProfiles',
	);

	call_integration_hook('integrate_modify_features', array($subActions));

	// If Advanced Profile Fields are disabled don't show the setting page
	if (!in_array('cp', $context['admin_features']))
		unset($subActions['profile']);

	// Same for Karma
	if (!in_array('k', $context['admin_features']))
		unset($subActions['karma']);

	loadGeneralSettingParameters($subActions, 'basic');

	// Load up all the tabs...
	$context[$context['admin_menu_name']]['tab_data'] = array(
		'title' => $txt['modSettings_title'],
		'help' => 'featuresettings',
		'description' => sprintf($txt['modSettings_desc'], $settings['theme_id'], $context['session_id'], $context['session_var']),
		'tabs' => array(
			'basic' => array(
			),
			'layout' => array(
			),
			'karma' => array(
			),
			'sig' => array(
				'description' => $txt['signature_settings_desc'],
			),
			'profile' => array(
				'description' => $txt['custom_profile_desc'],
			),
		),
	);

	// Call the right function for this sub-acton.
	$subActions[$_REQUEST['sa']]();
}

/**
 * This function passes control through to the relevant security tab.
 */
function ModifySecuritySettings()
{
	global $context, $txt, $scripturl, $modSettings, $settings;

	$context['page_title'] = $txt['admin_security_moderation'];

	$subActions = array(
		'general' => 'ModifyGeneralSecuritySettings',
		'spam' => 'ModifySpamSettings',
		'badbehavior' => 'ModifyBadBehaviorSettings',
		'moderation' => 'ModifyModerationSettings',
	);

	call_integration_hook('integrate_modify_security', array($subActions));

	// If Warning System is disabled don't show the setting page
	if (!in_array('w', $context['admin_features']))
		unset($subActions['moderation']);

	loadGeneralSettingParameters($subActions, 'general');

	// Load up all the tabs...
	$context[$context['admin_menu_name']]['tab_data'] = array(
		'title' => $txt['admin_security_moderation'],
		'help' => 'securitysettings',
		'description' => $txt['security_settings_desc'],
		'tabs' => array(
			'general' => array(
			),
			'spam' => array(
				'description' => $txt['antispam_Settings_desc'] ,
			),
			'badbehavior' => array(
				'description' => $txt['badbehavior_desc'] ,
			),
			'moderation' => array(
			),
		),
	);

	// Call the right function for this sub-acton.
	$subActions[$_REQUEST['sa']]();
}

/**
 * This my friend, is for all the mod authors out there.
 */
function ModifyModSettings()
{
	global $context, $txt, $scripturl, $modSettings, $settings;

	$context['page_title'] = $txt['admin_modifications'];

	$subActions = array(
		'general' => 'ModifyGeneralModSettings',
		'hooks' => 'list_integration_hooks',
		// Mod authors, once again, if you have a whole section to add do it AFTER this line, and keep a comma at the end.
	);

	// Make it easier for mods to add new areas.
	call_integration_hook('integrate_modify_modifications', array(&$subActions));

	loadGeneralSettingParameters($subActions, 'general');

	// Load up all the tabs...
	$context[$context['admin_menu_name']]['tab_data'] = array(
		'title' => $txt['admin_modifications'],
		'help' => 'modsettings',
		'description' => $txt['modification_settings_desc'],
		'tabs' => array(
			'general' => array(
			),
			'hooks' => array(
			),
		),
	);

	// Call the right function for this sub-acton.
	$subActions[$_REQUEST['sa']]();
}

/**
 * This is an overall control panel enabling/disabling lots of the forums key features.
 *
 * @param $return_config
 */
function ModifyCoreFeatures($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc, $modSettings;

	/* This is an array of all the features that can be enabled/disabled - each option can have the following:
		title		- Text title of this item (If standard string does not exist).
		desc		- Description of this feature (If standard string does not exist).
		settings	- Array of settings to change (For each name => value) on enable - reverse is done for disable. If > 1 will not change value if set.
		setting_callback- Function that returns an array of settings to save - takes one parameter which is value for this feature.
		save_callback	- Function called on save, takes state as parameter.
	*/
	$core_features = array(
		// cd = calendar.
		'cd' => array(
			'url' => 'action=admin;area=managecalendar',
			'settings' => array(
				'cal_enabled' => 1,
			),
		),
		// cp = custom profile fields.
		'cp' => array(
			'url' => 'action=admin;area=featuresettings;sa=profile',
			'save_callback' => create_function('$value', '
				global $smcFunc;
				if (!$value)
				{
					$smcFunc[\'db_query\'](\'\', \'
						UPDATE {db_prefix}custom_fields
						SET active = 0\');
				}
			'),
			'setting_callback' => create_function('$value', '
				if (!$value)
					return array(
						\'disabled_profile_fields\' => \'\',
						\'registration_fields\' => \'\',
						\'displayFields\' => \'\',
					);
				else
					return array();
			'),
		),
		// dr = drafts
		'dr' => array(
			'url' => 'action=admin;area=managedrafts',
			'settings' => array(
				'drafts_enabled' => 1,
				'drafts_post_enabled' => 2,
				'drafts_pm_enabled' => 2,
				'drafts_autosave_enabled' => 2,
				'drafts_show_saved_enabled' => 2,
			),
			'setting_callback' => create_function('$value', '
				global $smcFunc;

				// Set the correct disabled value for the scheduled task.
				$smcFunc[\'db_query\'](\'\', \'
					UPDATE {db_prefix}scheduled_tasks
					SET disabled = {int:disabled}
					WHERE task = {string:task}\',
					array(
						\'disabled\' => $value ? 0 : 1,
						\'task\' => \'remove_old_drafts\',
					)
				);
			'),
		),
		// ih = Integration Hooks Handling.
		'ih' => array(
			'url' => 'action=admin;area=modsettings;sa=hooks',
			'settings' => array(
				'handlinghooks_enabled' => 1,
			),
		),
		// k = karma.
		'k' => array(
			'url' => 'action=admin;area=featuresettings;sa=karma',
			'settings' => array(
				'karmaMode' => 2,
			),
		),
		// ml = moderation log.
		'ml' => array(
			'url' => 'action=admin;area=logs;sa=modlog',
			'settings' => array(
				'modlog_enabled' => 1,
			),
		),
		// pm = post moderation.
		'pm' => array(
			'url' => 'action=admin;area=permissions;sa=postmod',
			'setting_callback' => create_function('$value', '

				// Cant use warning post moderation if disabled!
				if (!$value)
				{
					require_once(CONTROLLERDIR . \'/PostModeration.controller.php\');
					approveAllData();

					return array(\'warning_moderate\' => 0);
				}
				else
					return array();
			'),
		),
		// ps = Paid Subscriptions.
		'ps' => array(
			'url' => 'action=admin;area=paidsubscribe',
			'settings' => array(
				'paid_enabled' => 1,
			),
			'setting_callback' => create_function('$value', '
				global $smcFunc;

				// Set the correct disabled value for scheduled task.
				$smcFunc[\'db_query\'](\'\', \'
					UPDATE {db_prefix}scheduled_tasks
					SET disabled = {int:disabled}
					WHERE task = {string:task}\',
					array(
						\'disabled\' => $value ? 0 : 1,
						\'task\' => \'paid_subscriptions\',
					)
				);

				// Should we calculate next trigger?
				if ($value)
				{
					require_once(SOURCEDIR . \'/ScheduledTasks.php\');
					CalculateNextTrigger(\'paid_subscriptions\');
				}
			'),
		),
		// rg = report generator.
		'rg' => array(
			'url' => 'action=admin;area=reports',
		),
		// w = warning.
		'w' => array(
			'url' => 'action=admin;area=securitysettings;sa=moderation',
			'setting_callback' => create_function('$value', '
				global $modSettings;
				list ($modSettings[\'warning_enable\'], $modSettings[\'user_limit\'], $modSettings[\'warning_decrement\']) = explode(\',\', $modSettings[\'warning_settings\']);
				$warning_settings = ($value ? 1 : 0) . \',\' . $modSettings[\'user_limit\'] . \',\' . $modSettings[\'warning_decrement\'];
				if (!$value)
				{
					$returnSettings = array(
						\'warning_watch\' => 0,
						\'warning_moderate\' => 0,
						\'warning_mute\' => 0,
					);
				}
				elseif (empty($modSettings[\'warning_enable\']) && $value)
				{
					$returnSettings = array(
						\'warning_watch\' => 10,
						\'warning_moderate\' => 35,
						\'warning_mute\' => 60,
					);
				}
				else
					$returnSettings = array();

				$returnSettings[\'warning_settings\'] = $warning_settings;
				return $returnSettings;
			'),
		),
		// Search engines
		'sp' => array(
			'url' => 'action=admin;area=sengines',
			'settings' => array(
				'spider_mode' => 1,
			),
			'setting_callback' => create_function('$value', '
				// Turn off the spider group if disabling.
				if (!$value)
					return array(\'spider_group\' => 0, \'show_spider_online\' => 0);
			'),
			'on_save' => create_function('', '
				global $modSettings;
				require_once(SUBSDIR . \'/SearchEngines.subs.php\');
			'),
		),
	);

	// Anyone who would like to add a core feature?
	call_integration_hook('integrate_core_features', array(&$core_features));

	// Are we getting info for the help section.
	if ($return_config)
	{
		$return_data = array();
		foreach ($core_features as $id => $data)
			$return_data[] = array('switch', isset($data['title']) ? $data['title'] : $txt['core_settings_item_' . $id]);
		return $return_data;
	}

	loadGeneralSettingParameters();

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

		if (isset($_GET['xml']))
		{
			$tokenValidation = validateToken('admin-core', 'post', false);

			if (empty($tokenValidation))
				return 'token_verify_fail';
		}
		else
			validateToken('admin-core');

		$setting_changes = array('admin_features' => array());

		// Cycle each feature and change things as required!
		foreach ($core_features as $id => $feature)
		{
			// Enabled?
			if (!empty($_POST['feature_' . $id]))
				$setting_changes['admin_features'][] = $id;

			// Setting values to change?
			if (isset($feature['settings']))
			{
				foreach ($feature['settings'] as $key => $value)
				{
					if (empty($_POST['feature_' . $id]) || (!empty($_POST['feature_' . $id]) && ($value < 2 || empty($modSettings[$key]))))
						$setting_changes[$key] = !empty($_POST['feature_' . $id]) ? $value : !$value;
				}
			}
			// Is there a call back for settings?
			if (isset($feature['setting_callback']))
			{
				$returned_settings = $feature['setting_callback'](!empty($_POST['feature_' . $id]));
				if (!empty($returned_settings))
					$setting_changes = array_merge($setting_changes, $returned_settings);
			}

			// Standard save callback?
			if (isset($feature['on_save']))
				$feature['on_save']();
		}

		// Make sure this one setting is a string!
		$setting_changes['admin_features'] = implode(',', $setting_changes['admin_features']);

		// Make any setting changes!
		updateSettings($setting_changes);

		// This is needed to let menus appear if cache > 2
		if ($modSettings['cache_enable'] > 2)
			clean_cache('data');

		// Any post save things?
		foreach ($core_features as $id => $feature)
		{
			// Standard save callback?
			if (isset($feature['save_callback']))
				$feature['save_callback'](!empty($_POST['feature_' . $id]));
		}

		if (!isset($_REQUEST['xml']))
			redirectexit('action=admin;area=corefeatures;' . $context['session_var'] . '=' . $context['session_id']);
	}

	// Put them in context.
	$context['features'] = array();
	foreach ($core_features as $id => $feature)
		$context['features'][$id] = array(
			'title' => isset($feature['title']) ? $feature['title'] : $txt['core_settings_item_' . $id],
			'desc' => isset($feature['desc']) ? $feature['desc'] : $txt['core_settings_item_' . $id . '_desc'],
			'enabled' => in_array($id, $context['admin_features']),
			'state' => in_array($id, $context['admin_features']) ? 'on' : 'off',
			'url' => !empty($feature['url']) ? $scripturl . '?' . $feature['url'] . ';' . $context['session_var'] . '=' . $context['session_id'] : '',
			'image' => (file_exists($settings['theme_dir'] . '/images/admin/feature_' . $id . '.png') ? $settings['images_url'] : $settings['default_images_url']) . '/admin/feature_' . $id . '.png',
		);

	// Are they a new user?
	$context['is_new_install'] = !isset($modSettings['admin_features']);
	$context['force_disable_tabs'] = $context['is_new_install'];
	// Don't show them this twice!
	if ($context['is_new_install'])
		updateSettings(array('admin_features' => ''));

	// sub_template is already generic_xml and the token is created somewhere else
	if (isset($_REQUEST['xml']))
		return;

	$context['sub_template'] = 'core_features';
	$context['page_title'] = $txt['core_settings_title'];
	$context[$context['admin_menu_name']]['tab_data'] = array(
		'title' => $txt['core_settings_title'],
		'help' => '',
		'description' => $txt['core_settings_desc'],
	);

	// We love our tokens.
	createToken('admin-core');
}

/**
 * Config array for chaning the basic forum settings
 * Accessed  from ?action=admin;area=featuresettings;sa=basic;
 *
 * @param $return_config
 */
function ModifyBasicSettings($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc, $modSettings;

	$config_vars = array(
			// Big Options... polls, sticky, bbc....
			array('select', 'pollMode', array($txt['disable_polls'], $txt['enable_polls'], $txt['polls_as_topics'])),
		'',
			// Basic stuff, titles, flash, permissions...
			array('check', 'allow_guestAccess'),
			array('check', 'enable_buddylist'),
			array('check', 'enable_disregard'),
			array('check', 'allow_editDisplayName'),
			array('check', 'allow_hideOnline'),
			array('check', 'titlesEnable'),
			array('text', 'default_personal_text', 'subtext' => $txt['default_personal_text_note']),
		'',
			// Javascript and CSS options
			array('select', 'jquery_source', array('auto' => $txt['jquery_auto'], 'local' => $txt['jquery_local'], 'cdn' => $txt['jquery_cdn'])),
			array('check', 'minify_css_js'),
		'',
			// SEO stuff
			array('check', 'queryless_urls', 'subtext' => '<strong>' . $txt['queryless_urls_note'] . '</strong>'),
			array('text', 'meta_keywords', 'subtext' => $txt['meta_keywords_note'], 'size' => 50),
		'',
			// Number formatting, timezones.
			array('text', 'time_format'),
			array('float', 'time_offset', 'subtext' => $txt['setting_time_offset_note'], 6, 'postinput' => $txt['hours']),
			'default_timezone' => array('select', 'default_timezone', array()),
		'',
			// Who's online?
			array('check', 'who_enabled'),
			array('int', 'lastActive', 6, 'postinput' => $txt['minutes']),
		'',
			// Statistics.
			array('check', 'trackStats'),
			array('check', 'hitStats'),
		'',
			// Option-ish things... miscellaneous sorta.
			array('check', 'allow_disableAnnounce'),
			array('check', 'disallow_sendBody'),
			array('select', 'enable_contactform', array('disabled' => $txt['contact_form_disabled'], 'registration' => $txt['contact_form_registration'], 'menu' => $txt['contact_form_menu'])),
	);

	// Get all the time zones.
	if (function_exists('timezone_identifiers_list') && function_exists('date_default_timezone_set'))
	{
		$all_zones = timezone_identifiers_list();
		// Make sure we set the value to the same as the printed value.
		foreach ($all_zones as $zone)
			$config_vars['default_timezone'][2][$zone] = $zone;
	}
	else
		unset($config_vars['default_timezone']);

	call_integration_hook('integrate_modify_basic_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		// Prevent absurd boundaries here - make it a day tops.
		if (isset($_POST['lastActive']))
			$_POST['lastActive'] = min((int) $_POST['lastActive'], 1440);

		call_integration_hook('integrate_save_basic_settings');

		saveDBSettings($config_vars);

		writeLog();
		redirectexit('action=admin;area=featuresettings;sa=basic');
	}

	$context['post_url'] = $scripturl . '?action=admin;area=featuresettings;save;sa=basic';
	$context['settings_title'] = $txt['mods_cat_features'];

	prepareDBSettingContext($config_vars);
}

/**
 * Settings really associated with general security aspects.
 *
 * @param $return_config
 */
function ModifyGeneralSecuritySettings($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc, $modSettings;

	$config_vars = array(
			array('check', 'guest_hideContacts'),
			array('check', 'make_email_viewable'),
		'',
			array('int', 'failed_login_threshold'),
			array('int', 'loginHistoryDays'),
		'',
			array('check', 'enableErrorLogging'),
			array('check', 'enableErrorQueryLogging'),
		'',
			array('check', 'securityDisable'),
			array('check', 'securityDisable_moderate'),
		'',
			// Reactive on email, and approve on delete
			array('check', 'send_validation_onChange'),
			array('check', 'approveAccountDeletion'),
		'',
			// Password strength.
			array('select', 'password_strength', array($txt['setting_password_strength_low'], $txt['setting_password_strength_medium'], $txt['setting_password_strength_high'])),
			array('check', 'enable_password_conversion'),
		'',
			// Reporting of personal messages?
			array('check', 'enableReportPM'),
	);

	call_integration_hook('integrate_general_security_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		saveDBSettings($config_vars);

		call_integration_hook('integrate_save_general_security_settings');

		writeLog();
		redirectexit('action=admin;area=securitysettings;sa=general');
	}

	$context['post_url'] = $scripturl . '?action=admin;area=securitysettings;save;sa=general';
	$context['settings_title'] = $txt['mods_cat_security_general'];

	prepareDBSettingContext($config_vars);
}

/**
 * Allows modifying the global layout settings in the forum
 * Accessed through ?action=admin;area=featuresettings;sa=layout;
 *
 * @param $return_config
 */
function ModifyLayoutSettings($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc;

	$config_vars = array(
			// Pagination stuff.
			array('check', 'compactTopicPagesEnable'),
			array('int', 'compactTopicPagesContiguous', null, $txt['contiguous_page_display'] . '<div class="smalltext">' . str_replace(' ', '&nbsp;', '"3" ' . $txt['to_display'] . ': <strong>1 ... 4 [5] 6 ... 9</strong>') . '<br />' . str_replace(' ', '&nbsp;', '"5" ' . $txt['to_display'] . ': <strong>1 ... 3 4 [5] 6 7 ... 9</strong>') . '</div>'),
			array('int', 'defaultMaxMembers'),
		'',
			// Stuff that just is everywhere - today, search, online, etc.
			array('select', 'todayMod', array($txt['today_disabled'], $txt['today_only'], $txt['yesterday_today'])),
			array('check', 'topbottomEnable'),
			array('check', 'onlineEnable'),
			array('check', 'enableVBStyleLogin'),
		'',
			// Automagic image resizing.
			array('int', 'max_image_width', 'subtext' => $txt['zero_for_no_limit']),
			array('int', 'max_image_height', 'subtext' => $txt['zero_for_no_limit']),
		'',
			// This is like debugging sorta.
			array('check', 'timeLoadPageEnable'),
	);

	call_integration_hook('integrate_layout_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		call_integration_hook('integrate_save_layout_settings');

		saveDBSettings($config_vars);
		writeLog();

		redirectexit('action=admin;area=featuresettings;sa=layout');
	}

	$context['post_url'] = $scripturl . '?action=admin;area=featuresettings;save;sa=layout';
	$context['settings_title'] = $txt['mods_cat_layout'];

	prepareDBSettingContext($config_vars);
}

/**
 * Config array for chaning the karma settings
 * Accessed  from ?action=admin;area=featuresettings;sa=karma;
 *
 * @param $return_config
 */
function ModifyKarmaSettings($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc;

	$config_vars = array(
			// Karma - On or off?
			array('select', 'karmaMode', explode('|', $txt['karma_options'])),
		'',
			// Who can do it.... and who is restricted by time limits?
			array('int', 'karmaMinPosts', 6, 'postinput' => strtolower($txt['posts'])),
			array('float', 'karmaWaitTime', 6, 'postinput' => $txt['hours']),
			array('check', 'karmaTimeRestrictAdmins'),
		'',
			// What does it look like?  [smite]?
			array('text', 'karmaLabel'),
			array('text', 'karmaApplaudLabel'),
			array('text', 'karmaSmiteLabel'),
	);

	call_integration_hook('integrate_karma_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		call_integration_hook('integrate_save_karma_settings');

		saveDBSettings($config_vars);
		redirectexit('action=admin;area=featuresettings;sa=karma');
	}

	$context['post_url'] = $scripturl . '?action=admin;area=featuresettings;save;sa=karma';
	$context['settings_title'] = $txt['karma'];

	prepareDBSettingContext($config_vars);
}

/**
 * Moderation type settings - although there are fewer than we have you believe ;)
 *
 * @param bool $return_config = false
 */
function ModifyModerationSettings($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc, $modSettings;

	$config_vars = array(
			// Warning system?
			array('int', 'warning_watch', 'subtext' => $txt['setting_warning_watch_note'], 'help' => 'warning_enable'),
			'moderate' => array('int', 'warning_moderate', 'subtext' => $txt['setting_warning_moderate_note']),
			array('int', 'warning_mute', 'subtext' => $txt['setting_warning_mute_note']),
			'rem1' => array('int', 'user_limit', 'subtext' => $txt['setting_user_limit_note']),
			'rem2' => array('int', 'warning_decrement', 'subtext' => $txt['setting_warning_decrement_note']),
			array('select', 'warning_show', 'subtext' => $txt['setting_warning_show_note'], array($txt['setting_warning_show_mods'], $txt['setting_warning_show_user'], $txt['setting_warning_show_all'])),
	);

	call_integration_hook('integrate_moderation_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Cannot use moderation if post moderation is not enabled.
	if (!$modSettings['postmod_active'])
		unset($config_vars['moderate']);

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		// Make sure these don't have an effect.
		if (substr($modSettings['warning_settings'], 0, 1) != 1)
		{
			$_POST['warning_watch'] = 0;
			$_POST['warning_moderate'] = 0;
			$_POST['warning_mute'] = 0;
		}
		else
		{
			$_POST['warning_watch'] = min($_POST['warning_watch'], 100);
			$_POST['warning_moderate'] = $modSettings['postmod_active'] ? min($_POST['warning_moderate'], 100) : 0;
			$_POST['warning_mute'] = min($_POST['warning_mute'], 100);
		}

		// Fix the warning setting array!
		$_POST['warning_settings'] = '1,' . min(100, (int) $_POST['user_limit']) . ',' . min(100, (int) $_POST['warning_decrement']);
		$save_vars = $config_vars;
		$save_vars[] = array('text', 'warning_settings');
		unset($save_vars['rem1'], $save_vars['rem2']);

		call_integration_hook('integrate_save_karma_settings', array($save_vars));

		saveDBSettings($save_vars);
		redirectexit('action=admin;area=securitysettings;sa=moderation');
	}

	// We actually store lots of these together - for efficiency.
	list ($modSettings['warning_enable'], $modSettings['user_limit'], $modSettings['warning_decrement']) = explode(',', $modSettings['warning_settings']);

	$context['post_url'] = $scripturl . '?action=admin;area=securitysettings;save;sa=moderation';
	$context['settings_title'] = $txt['moderation_settings'];

	prepareDBSettingContext($config_vars);
}

/**
 * Let's try keep the spam to a minimum ah Thantos?
 * @param bool $return_config = false
 */
function ModifySpamSettings($return_config = false)
{
	global $txt, $scripturl, $context, $settings, $sc, $modSettings, $smcFunc;

	// Generate a sample registration image.
	$context['use_graphic_library'] = in_array('gd', get_loaded_extensions());
	$context['verification_image_href'] = $scripturl . '?action=verificationcode;rand=' . md5(mt_rand());

	// Build up our options array
	$config_vars = array(
		array('title', 'antispam_Settings'),
			array('check', 'reg_verification'),
			array('check', 'search_enable_captcha'),
			// This, my friend, is a cheat :p
			'guest_verify' => array('check', 'guests_require_captcha', 'postinput' => $txt['setting_guests_require_captcha_desc']),
			array('int', 'posts_require_captcha', 'postinput' => $txt['posts_require_captcha_desc'], 'onchange' => 'if (this.value > 0){ document.getElementById(\'guests_require_captcha\').checked = true; document.getElementById(\'guests_require_captcha\').disabled = true;} else {document.getElementById(\'guests_require_captcha\').disabled = false;}'),
			array('check', 'guests_report_require_captcha'),
		// PM Settings
		array('title', 'antispam_PM'),
			'pm1' => array('int', 'max_pm_recipients', 'postinput' => $txt['max_pm_recipients_note']),
			'pm2' => array('int', 'pm_posts_verification', 'postinput' => $txt['pm_posts_verification_note']),
			'pm3' => array('int', 'pm_posts_per_hour', 'postinput' => $txt['pm_posts_per_hour_note']),
		// Visual verification.
		array('title', 'configure_verification_means'),
			array('desc', 'configure_verification_means_desc'),
			'vv' => array('select', 'visual_verification_type', array($txt['setting_image_verification_off'], $txt['setting_image_verification_vsimple'], $txt['setting_image_verification_simple'], $txt['setting_image_verification_medium'], $txt['setting_image_verification_high'], $txt['setting_image_verification_extreme']), 'subtext'=> $txt['setting_visual_verification_type_desc'], 'onchange' => $context['use_graphic_library'] ? 'refreshImages();' : ''),
		// Clever Thomas, who is looking sheepy now? Not I, the mighty sword swinger did say.
		array('title', 'setup_verification_questions'),
			array('desc', 'setup_verification_questions_desc'),
			array('int', 'qa_verification_number', 'postinput' => $txt['setting_qa_verification_number_desc']),
			array('callback', 'question_answer_list'),
	);

	call_integration_hook('integrate_spam_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Load any question and answers!
	$context['question_answers'] = array();
	$request = $smcFunc['db_query']('', '
		SELECT id_comment, body AS question, recipient_name AS answer
		FROM {db_prefix}log_comments
		WHERE comment_type = {string:ver_test}',
		array(
			'ver_test' => 'ver_test',
		)
	);
	while ($row = $smcFunc['db_fetch_assoc']($request))
	{
		$context['question_answers'][$row['id_comment']] = array(
			'id' => $row['id_comment'],
			'question' => $row['question'],
			'answer' => $row['answer'],
		);
	}
	$smcFunc['db_free_result']($request);

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		// Fix PM settings.
		$_POST['pm_spam_settings'] = (int) $_POST['max_pm_recipients'] . ',' . (int) $_POST['pm_posts_verification'] . ',' . (int) $_POST['pm_posts_per_hour'];

		// Hack in guest requiring verification!
		if (empty($_POST['posts_require_captcha']) && !empty($_POST['guests_require_captcha']))
			$_POST['posts_require_captcha'] = -1;

		$save_vars = $config_vars;
		unset($save_vars['pm1'], $save_vars['pm2'], $save_vars['pm3'], $save_vars['guest_verify']);

		$save_vars[] = array('text', 'pm_spam_settings');

		// Handle verification questions.
		$questionInserts = array();
		$count_questions = 0;
		foreach ($_POST['question'] as $id => $question)
		{
			$question = trim($smcFunc['htmlspecialchars']($question, ENT_COMPAT));
			$answer = trim($smcFunc['strtolower']($smcFunc['htmlspecialchars']($_POST['answer'][$id], ENT_COMPAT)));

			// Already existed?
			if (isset($context['question_answers'][$id]))
			{
				$count_questions++;
				// Changed?
				if ($context['question_answers'][$id]['question'] != $question || $context['question_answers'][$id]['answer'] != $answer)
				{
					if ($question == '' || $answer == '')
					{
						$smcFunc['db_query']('', '
							DELETE FROM {db_prefix}log_comments
							WHERE comment_type = {string:ver_test}
								AND id_comment = {int:id}',
							array(
								'id' => $id,
								'ver_test' => 'ver_test',
							)
						);
						$count_questions--;
					}
					else
						$request = $smcFunc['db_query']('', '
							UPDATE {db_prefix}log_comments
							SET body = {string:question}, recipient_name = {string:answer}
							WHERE comment_type = {string:ver_test}
								AND id_comment = {int:id}',
							array(
								'id' => $id,
								'ver_test' => 'ver_test',
								'question' => $question,
								'answer' => $answer,
							)
						);
				}
			}
			// It's so shiney and new!
			elseif ($question != '' && $answer != '')
			{
				$questionInserts[] = array(
					'comment_type' => 'ver_test',
					'body' => $question,
					'recipient_name' => $answer,
				);
			}
		}

		// Any questions to insert?
		if (!empty($questionInserts))
		{
			$smcFunc['db_insert']('',
				'{db_prefix}log_comments',
				array('comment_type' => 'string', 'body' => 'string-65535', 'recipient_name' => 'string-80'),
				$questionInserts,
				array('id_comment')
			);
			$count_questions++;
		}

		if (empty($count_questions) || $_POST['qa_verification_number'] > $count_questions)
			$_POST['qa_verification_number'] = $count_questions;

		call_integration_hook('integrate_save_spam_settings', array($save_vars));

		// Now save.
		saveDBSettings($save_vars);
		cache_put_data('verificationQuestionIds', null, 300);
		redirectexit('action=admin;area=securitysettings;sa=spam');
	}

	$character_range = array_merge(range('A', 'H'), array('K', 'M', 'N', 'P', 'R'), range('T', 'Y'));
	$_SESSION['visual_verification_code'] = '';
	for ($i = 0; $i < 6; $i++)
		$_SESSION['visual_verification_code'] .= $character_range[array_rand($character_range)];

	// Some javascript for CAPTCHA.
	$context['settings_post_javascript'] = '';
	if ($context['use_graphic_library'])
		$context['settings_post_javascript'] .= '
		function refreshImages()
		{
			var imageType = document.getElementById(\'visual_verification_type\').value;
			document.getElementById(\'verification_image\').src = \'' . $context['verification_image_href'] . ';type=\' + imageType;
		}';

	// Show the image itself, or text saying we can't.
	if ($context['use_graphic_library'])
		$config_vars['vv']['postinput'] = '<br /><img src="' . $context['verification_image_href'] . ';type=' . (empty($modSettings['visual_verification_type']) ? 0 : $modSettings['visual_verification_type']) . '" alt="' . $txt['setting_image_verification_sample'] . '" id="verification_image" /><br />';
	else
		$config_vars['vv']['postinput'] = '<br /><span class="smalltext">' . $txt['setting_image_verification_nogd'] . '</span>';

	// Hack for PM spam settings.
	list ($modSettings['max_pm_recipients'], $modSettings['pm_posts_verification'], $modSettings['pm_posts_per_hour']) = explode(',', $modSettings['pm_spam_settings']);

	// Hack for guests requiring verification.
	$modSettings['guests_require_captcha'] = !empty($modSettings['posts_require_captcha']);
	$modSettings['posts_require_captcha'] = !isset($modSettings['posts_require_captcha']) || $modSettings['posts_require_captcha'] == -1 ? 0 : $modSettings['posts_require_captcha'];

	// Some minor javascript for the guest post setting.
	if ($modSettings['posts_require_captcha'])
		$context['settings_post_javascript'] .= '
		document.getElementById(\'guests_require_captcha\').disabled = true;';

	$context['post_url'] = $scripturl . '?action=admin;area=securitysettings;save;sa=spam';
	$context['settings_title'] = $txt['antispam_Settings'];
	prepareDBSettingContext($config_vars);
}

/**
 * Change the way bad behavior ... well behaves
 *
 * @param $return_config
 */
function ModifyBadBehaviorSettings($return_config = false)
{
	global $txt, $scripturl, $context, $modSettings, $boardurl;

	// Our callback templates are here
	loadTemplate('BadBehavior');

	// See if they supplied a valid looking http:BL API Key
	$context['invalid_badbehavior_httpbl_key'] = (!empty($modSettings['badbehavior_httpbl_key']) && (strlen($modSettings['badbehavior_httpbl_key']) !== 12 || !ctype_lower($modSettings['badbehavior_httpbl_key'])));

	// Any errors to display?
	if ($context['invalid_badbehavior_httpbl_key'])
	{
		$context['settings_message'][] = $txt['setting_badbehavior_httpbl_key_invalid'];
		$context['error_type'] = 'notice';
	}

	// Have we blocked anything in the last 7 days?
	if (!empty($modSettings['badbehavior_enabled']))
		$context['settings_message'][] = bb2_insert_stats(true) . '<a href="' . $boardurl . '/index.php?action=admin;area=logs;sa=badbehaviorlog" /> [' . $txt['badbehavior_details'] . ']</a>';

	// Current whitelist data
	$whitelist = array('badbehavior_ip_wl', 'badbehavior_useragent_wl', 'badbehavior_url_wl');
	foreach ($whitelist as $list)
	{
		$context[$list] = array();
		$context[$list . '_desc'] = array();

		if (!empty($modSettings[$list]))
			$context[$list] = unserialize($modSettings[$list]);

		if (!empty($modSettings[$list . '_desc']))
			$context[$list . '_desc'] = unserialize($modSettings[$list . '_desc']);
	}

	// Build up our options array
	$config_vars = array(
		array('title', 'badbehavior_title'),
			array('desc', 'badbehavior_desc'),
			array('check', 'badbehavior_enabled', 'postinput' => $txt['badbehavior_enabled_desc']),
			array('check', 'badbehavior_logging', 'postinput' => $txt['badbehavior_default_on']),
			array('check', 'badbehavior_verbose', 'postinput' => $txt['badbehavior_default_off']),
			array('check', 'badbehavior_strict', 'postinput' => $txt['badbehavior_default_off']),
			array('check', 'badbehavior_offsite_forms', 'postinput' => $txt['badbehavior_default_off']),
			array('check', 'badbehavior_eucookie', 'postinput' => $txt['badbehavior_default_off']),
			array('check', 'badbehavior_display_stats', 'postinput' => $txt['badbehavior_default_off']),
			'',
			array('check', 'badbehavior_reverse_proxy', 'postinput' => $txt['badbehavior_default_off']),
			array('text', 'badbehavior_reverse_proxy_header', 30, 'postinput' => $txt['badbehavior_reverse_proxy_header_desc']),
			array('text', 'badbehavior_reverse_proxy_addresses', 30),
			'',
			array('text', 'badbehavior_httpbl_key', 12, 'invalid' => $context['invalid_badbehavior_httpbl_key']),
			array('int', 'badbehavior_httpbl_threat', 'postinput' => $txt['badbehavior_httpbl_threat_desc']),
			array('int', 'badbehavior_httpbl_maxage', 'postinput' => $txt['badbehavior_httpbl_maxage_desc']),
		array('title', 'badbehavior_whitelist_title'),
			array('desc', 'badbehavior_wl_desc'),
			array('int', 'badbehavior_postcount_wl', 'postinput' => $txt['badbehavior_postcount_wl_desc']),
			array('callback', 'badbehavior_add_ip'),
			array('callback', 'badbehavior_add_url'),
			array('callback', 'badbehavior_add_useragent'),
	);

	if ($return_config)
		return $config_vars;

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		// Make sure Bad Behavior defaults are set if nothing was specified
		$_POST['badbehavior_httpbl_threat'] = empty($_POST['badbehavior_httpbl_threat']) ? 25 : $_POST['badbehavior_httpbl_threat'];
		$_POST['badbehavior_httpbl_maxage'] = empty($_POST['badbehavior_httpbl_maxage']) ? 30 : $_POST['badbehavior_httpbl_maxage'];
		$_POST['badbehavior_reverse_proxy_header'] = empty($_POST['badbehavior_reverse_proxy_header']) ? 'X-Forwarded-For' : $_POST['badbehavior_reverse_proxy_header'];

		// Build up the whitelist options
		foreach ($whitelist as $list)
		{
			$this_list = array();
			$this_desc = array();

			if (isset($_POST[$list]))
			{
				// clear blanks from the data field, only grab the comments that don't have blank data value
				$this_list = array_map('trim', array_filter($_POST[$list]));
				$this_desc = array_intersect_key($_POST[$list . '_desc'], $this_list);
			}
			updateSettings(array($list => serialize($this_list), $list . '_desc' => serialize($this_desc)));
		}

		saveDBSettings($config_vars);
		redirectexit('action=admin;area=securitysettings;sa=badbehavior');
	}

	$context['post_url'] = $scripturl . '?action=admin;area=securitysettings;save;sa=badbehavior';

	// javascript vars for the "add more xyz" buttons in the callback forms
	addInlineJavascript('
	var sUrlParent = \'add_more_url_placeholder\';
	var oUrlOptionsdt = {name: \'badbehavior_url_wl_desc[]\', class: \'input_text\'};
	var oUrlOptionsdd = {name: \'badbehavior_url_wl[]\', class: \'input_text\'};
	var sUseragentParent = \'add_more_useragent_placeholder\';
	var oUseragentOptionsdt = {name: \'badbehavior_useragent_wl_desc[]\', class: \'input_text\'};
	var oUseragentOptionsdd = {name: \'badbehavior_useragent_wl[]\', class: \'input_text\'};
	var sIpParent = \'add_more_ip_placeholder\';
	var oIpOptionsdt = {name: \'badbehavior_ip_wl_desc[]\', class: \'input_text\'};
	var oIpOptionsdd = {name: \'badbehavior_ip_wl[]\', class: \'input_text\'};'
	);

	prepareDBSettingContext($config_vars);
}

/**
 * You'll never guess what this function does...
 *
 * @param $return_config
 */
function ModifySignatureSettings($return_config = false)
{
	global $context, $txt, $modSettings, $sig_start, $smcFunc, $helptxt, $scripturl;

	$config_vars = array(
			// Are signatures even enabled?
			array('check', 'signature_enable'),
		'',
			// Tweaking settings!
			array('int', 'signature_max_length', 'subtext' => $txt['zero_for_no_limit']),
			array('int', 'signature_max_lines', 'subtext' => $txt['zero_for_no_limit']),
			array('int', 'signature_max_font_size', 'subtext' => $txt['zero_for_no_limit']),
			array('check', 'signature_allow_smileys', 'onclick' => 'document.getElementById(\'signature_max_smileys\').disabled = !this.checked;'),
			array('int', 'signature_max_smileys', 'subtext' => $txt['zero_for_no_limit']),
		'',
			// Image settings.
			array('int', 'signature_max_images', 'subtext' => $txt['signature_max_images_note']),
			array('int', 'signature_max_image_width', 'subtext' => $txt['zero_for_no_limit']),
			array('int', 'signature_max_image_height', 'subtext' => $txt['zero_for_no_limit']),
		'',
			array('bbc', 'signature_bbc'),
	);

	call_integration_hook('integrate_signature_settings', array($config_vars));

	if ($return_config)
		return $config_vars;

	// Setup the template.
	$context['page_title'] = $txt['signature_settings'];
	$context['sub_template'] = 'show_settings';

	// Disable the max smileys option if we don't allow smileys at all!
	$context['settings_post_javascript'] = 'document.getElementById(\'signature_max_smileys\').disabled = !document.getElementById(\'signature_allow_smileys\').checked;';

	// Load all the signature settings.
	list ($sig_limits, $sig_bbc) = explode(':', $modSettings['signature_settings']);
	$sig_limits = explode(',', $sig_limits);
	$disabledTags = !empty($sig_bbc) ? explode(',', $sig_bbc) : array();

	// Applying to ALL signatures?!!
	if (isset($_GET['apply']))
	{
		// Security!
		checkSession('get');

		$sig_start = time();
		// This is horrid - but I suppose some people will want the option to do it.
		$_GET['step'] = isset($_GET['step']) ? (int) $_GET['step'] : 0;
		$done = false;

		$request = $smcFunc['db_query']('', '
			SELECT MAX(id_member)
			FROM {db_prefix}members',
			array(
			)
		);
		list ($context['max_member']) = $smcFunc['db_fetch_row']($request);
		$smcFunc['db_free_result']($request);

		while (!$done)
		{
			$changes = array();

			$request = $smcFunc['db_query']('', '
				SELECT id_member, signature
				FROM {db_prefix}members
				WHERE id_member BETWEEN ' . $_GET['step'] . ' AND ' . $_GET['step'] . ' + 49
					AND id_group != {int:admin_group}
					AND FIND_IN_SET({int:admin_group}, additional_groups) = 0',
				array(
					'admin_group' => 1,
				)
			);
			while ($row = $smcFunc['db_fetch_assoc']($request))
			{
				// Apply all the rules we can realistically do.
				$sig = strtr($row['signature'], array('<br />' => "\n"));

				// Max characters...
				if (!empty($sig_limits[1]))
					$sig = $smcFunc['substr']($sig, 0, $sig_limits[1]);
				// Max lines...
				if (!empty($sig_limits[2]))
				{
					$count = 0;
					for ($i = 0; $i < strlen($sig); $i++)
					{
						if ($sig[$i] == "\n")
						{
							$count++;
							if ($count >= $sig_limits[2])
								$sig = substr($sig, 0, $i) . strtr(substr($sig, $i), array("\n" => ' '));
						}
					}
				}

				if (!empty($sig_limits[7]) && preg_match_all('~\[size=([\d\.]+)?(px|pt|em|x-large|larger)~i', $sig, $matches) !== false && isset($matches[2]))
				{
					foreach ($matches[1] as $ind => $size)
					{
						$limit_broke = 0;
						// Attempt to allow all sizes of abuse, so to speak.
						if ($matches[2][$ind] == 'px' && $size > $sig_limits[7])
							$limit_broke = $sig_limits[7] . 'px';
						elseif ($matches[2][$ind] == 'pt' && $size > ($sig_limits[7] * 0.75))
							$limit_broke = ((int) $sig_limits[7] * 0.75) . 'pt';
						elseif ($matches[2][$ind] == 'em' && $size > ((float) $sig_limits[7] / 16))
							$limit_broke = ((float) $sig_limits[7] / 16) . 'em';
						elseif ($matches[2][$ind] != 'px' && $matches[2][$ind] != 'pt' && $matches[2][$ind] != 'em' && $sig_limits[7] < 18)
							$limit_broke = 'large';

						if ($limit_broke)
							$sig = str_replace($matches[0][$ind], '[size=' . $sig_limits[7] . 'px', $sig);
					}
				}

				// Stupid images - this is stupidly, stupidly challenging.
				if ((!empty($sig_limits[3]) || !empty($sig_limits[5]) || !empty($sig_limits[6])))
				{
					$replaces = array();
					$img_count = 0;
					// Get all BBC tags...
					preg_match_all('~\[img(\s+width=([\d]+))?(\s+height=([\d]+))?(\s+width=([\d]+))?\s*\](?:<br />)*([^<">]+?)(?:<br />)*\[/img\]~i', $sig, $matches);
					// ... and all HTML ones.
					preg_match_all('~&lt;img\s+src=(?:&quot;)?((?:http://|ftp://|https://|ftps://).+?)(?:&quot;)?(?:\s+alt=(?:&quot;)?(.*?)(?:&quot;)?)?(?:\s?/)?&gt;~i', $sig, $matches2, PREG_PATTERN_ORDER);
					// And stick the HTML in the BBC.
					if (!empty($matches2))
					{
						foreach ($matches2[0] as $ind => $dummy)
						{
							$matches[0][] = $matches2[0][$ind];
							$matches[1][] = '';
							$matches[2][] = '';
							$matches[3][] = '';
							$matches[4][] = '';
							$matches[5][] = '';
							$matches[6][] = '';
							$matches[7][] = $matches2[1][$ind];
						}
					}
					// Try to find all the images!
					if (!empty($matches))
					{
						$image_count_holder = array();
						foreach ($matches[0] as $key => $image)
						{
							$width = -1; $height = -1;
							$img_count++;
							// Too many images?
							if (!empty($sig_limits[3]) && $img_count > $sig_limits[3])
							{
								// If we've already had this before we only want to remove the excess.
								if (isset($image_count_holder[$image]))
								{
									$img_offset = -1;
									$rep_img_count = 0;
									while ($img_offset !== false)
									{
										$img_offset = strpos($sig, $image, $img_offset + 1);
										$rep_img_count++;
										if ($rep_img_count > $image_count_holder[$image])
										{
											// Only replace the excess.
											$sig = substr($sig, 0, $img_offset) . str_replace($image, '', substr($sig, $img_offset));
											// Stop looping.
											$img_offset = false;
										}
									}
								}
								else
									$replaces[$image] = '';

								continue;
							}

							// Does it have predefined restraints? Width first.
							if ($matches[6][$key])
								$matches[2][$key] = $matches[6][$key];
							if ($matches[2][$key] && $sig_limits[5] && $matches[2][$key] > $sig_limits[5])
							{
								$width = $sig_limits[5];
								$matches[4][$key] = $matches[4][$key] * ($width / $matches[2][$key]);
							}
							elseif ($matches[2][$key])
								$width = $matches[2][$key];
							// ... and height.
							if ($matches[4][$key] && $sig_limits[6] && $matches[4][$key] > $sig_limits[6])
							{
								$height = $sig_limits[6];
								if ($width != -1)
									$width = $width * ($height / $matches[4][$key]);
							}
							elseif ($matches[4][$key])
								$height = $matches[4][$key];

							// If the dimensions are still not fixed - we need to check the actual image.
							if (($width == -1 && $sig_limits[5]) || ($height == -1 && $sig_limits[6]))
							{
								// We'll mess up with images, who knows.
								require_once(SUBSDIR . '/Attachments.subs.php');

								$sizes = url_image_size($matches[7][$key]);
								if (is_array($sizes))
								{
									// Too wide?
									if ($sizes[0] > $sig_limits[5] && $sig_limits[5])
									{
										$width = $sig_limits[5];
										$sizes[1] = $sizes[1] * ($width / $sizes[0]);
									}
									// Too high?
									if ($sizes[1] > $sig_limits[6] && $sig_limits[6])
									{
										$height = $sig_limits[6];
										if ($width == -1)
											$width = $sizes[0];
										$width = $width * ($height / $sizes[1]);
									}
									elseif ($width != -1)
										$height = $sizes[1];
								}
							}

							// Did we come up with some changes? If so remake the string.
							if ($width != -1 || $height != -1)
							{
								$replaces[$image] = '[img' . ($width != -1 ? ' width=' . round($width) : '') . ($height != -1 ? ' height=' . round($height) : '') . ']' . $matches[7][$key] . '[/img]';
							}

							// Record that we got one.
							$image_count_holder[$image] = isset($image_count_holder[$image]) ? $image_count_holder[$image] + 1 : 1;
						}
						if (!empty($replaces))
							$sig = str_replace(array_keys($replaces), array_values($replaces), $sig);
					}
				}
				// Try to fix disabled tags.
				if (!empty($disabledTags))
				{
					$sig = preg_replace('~\[(?:' . implode('|', $disabledTags) . ').+?\]~i', '', $sig);
					$sig = preg_replace('~\[/(?:' . implode('|', $disabledTags) . ')\]~i', '', $sig);
				}

				$sig = strtr($sig, array("\n" => '<br />'));
				call_integration_hook('integrate_apply_signature_settings', array($sig, $sig_limits, $disabledTags));
				if ($sig != $row['signature'])
					$changes[$row['id_member']] = $sig;
			}
			if ($smcFunc['db_num_rows']($request) == 0)
				$done = true;
			$smcFunc['db_free_result']($request);

			// Do we need to delete what we have?
			if (!empty($changes))
			{
				foreach ($changes as $id => $sig)
					$smcFunc['db_query']('', '
						UPDATE {db_prefix}members
						SET signature = {string:signature}
						WHERE id_member = {int:id_member}',
						array(
							'id_member' => $id,
							'signature' => $sig,
						)
					);
			}

			$_GET['step'] += 50;
			if (!$done)
				pauseSignatureApplySettings();
		}
		$settings_applied = true;
	}

	$context['signature_settings'] = array(
		'enable' => isset($sig_limits[0]) ? $sig_limits[0] : 0,
		'max_length' => isset($sig_limits[1]) ? $sig_limits[1] : 0,
		'max_lines' => isset($sig_limits[2]) ? $sig_limits[2] : 0,
		'max_images' => isset($sig_limits[3]) ? $sig_limits[3] : 0,
		'allow_smileys' => isset($sig_limits[4]) && $sig_limits[4] == -1 ? 0 : 1,
		'max_smileys' => isset($sig_limits[4]) && $sig_limits[4] != -1 ? $sig_limits[4] : 0,
		'max_image_width' => isset($sig_limits[5]) ? $sig_limits[5] : 0,
		'max_image_height' => isset($sig_limits[6]) ? $sig_limits[6] : 0,
		'max_font_size' => isset($sig_limits[7]) ? $sig_limits[7] : 0,
	);

	// Temporarily make each setting a modSetting!
	foreach ($context['signature_settings'] as $key => $value)
		$modSettings['signature_' . $key] = $value;

	// Make sure we check the right tags!
	$modSettings['bbc_disabled_signature_bbc'] = $disabledTags;

	// Saving?
	if (isset($_GET['save']))
	{
		checkSession();

		// Clean up the tag stuff!
		$bbcTags = array();
		foreach (parse_bbc(false) as $tag)
			$bbcTags[] = $tag['tag'];

		if (!isset($_POST['signature_bbc_enabledTags']))
			$_POST['signature_bbc_enabledTags'] = array();
		elseif (!is_array($_POST['signature_bbc_enabledTags']))
			$_POST['signature_bbc_enabledTags'] = array($_POST['signature_bbc_enabledTags']);

		$sig_limits = array();
		foreach ($context['signature_settings'] as $key => $value)
		{
			if ($key == 'allow_smileys')
				continue;
			elseif ($key == 'max_smileys' && empty($_POST['signature_allow_smileys']))
				$sig_limits[] = -1;
			else
				$sig_limits[] = !empty($_POST['signature_' . $key]) ? max(1, (int) $_POST['signature_' . $key]) : 0;
		}

		call_integration_hook('integrate_save_signature_settings', array($sig_limits, $bbcTags));

		$_POST['signature_settings'] = implode(',', $sig_limits) . ':' . implode(',', array_diff($bbcTags, $_POST['signature_bbc_enabledTags']));

		// Even though we have practically no settings l…