/**
  * Check that legacy data exists before doing anything
  *
  * @return void
  */
 public static function load()
 {
     // Exit early if there is no option holding the DB version
     if (false === get_site_option('wp_stream_db')) {
         return;
     }
     global $wpdb;
     // If there are no legacy tables found, then attempt to clear all legacy data and exit early
     if (null === $wpdb->get_var("SHOW TABLES LIKE '{$wpdb->base_prefix}stream'")) {
         self::drop_legacy_data(false);
         return;
     }
     self::$site_id = is_multisite() ? get_current_site()->id : 1;
     self::$blog_id = get_current_blog_id();
     $since = WP_Stream::$api->get_plan_retention_max_date();
     self::$record_count = $wpdb->get_var($wpdb->prepare("\n\t\t\t\tSELECT COUNT(*)\n\t\t\t\tFROM {$wpdb->base_prefix}stream AS s, {$wpdb->base_prefix}stream_context AS sc\n\t\t\t\tWHERE s.site_id = %d\n\t\t\t\t\tAND s.blog_id = %d\n\t\t\t\t\tAND s.type = 'stream'\n\t\t\t\t\tAND s.created > %s\n\t\t\t\t\tAND sc.record_id = s.ID\n\t\t\t\t", self::$site_id, self::$blog_id, $since));
     // If there are no legacy records for this site/blog, then attempt to clear all legacy data and exit early
     if (0 === self::$record_count) {
         self::drop_legacy_data();
         return;
     }
     self::$limit = apply_filters('wp_stream_migrate_chunk_size', 100);
     add_action('admin_notices', array(__CLASS__, 'migrate_notice'), 9);
     add_action('wp_ajax_wp_stream_migrate_action', array(__CLASS__, 'process_migrate_action'));
 }

 /**
  * In a multisite, returns the id of the primary site in the network.
  * Otherwise, returns the same value as get_current_blog_id()
  * @return integer
  */
 static function primary()
 {
     if (is_multisite()) {
         return get_current_site()->blog_id;
     }
     return get_current_blog_id();
 }

    function render()
    {
        $this->open_section_box($this->id, __("Create New Site", "ns-cloner"), false, __("Create Site", "ns-cloner"));
        ?>
		<label for="target_title"><?php 
        _e("Give the Target site a Title", "ns-cloner");
        ?>
</label>
		<input type="text" name="target_title" placeholder="New Site H1"/>
		<label for="target_name"><?php 
        _e("Give the Target site a URL (or \"Name\" in WP terminology)", "ns-cloner");
        ?>
</label>
		<?php 
        if (is_subdomain_install()) {
            ?>
			<input type="text" name="target_name" />.<?php 
            echo preg_replace('|^www\\.|', '', get_current_site()->domain);
            ?>
		<?php 
        } else {
            ?>
			<?php 
            echo get_current_site()->domain . get_current_site()->path;
            ?>
<input type="text" name="target_name" />
		<?php 
        }
        ?>
	
		<?php 
        $this->close_section_box();
    }

 public function log($connector, $message, $args, $object_id, $contexts, $user_id = null)
 {
     global $wpdb;
     if (is_null($user_id)) {
         $user_id = get_current_user_id();
     }
     require_once MAINWP_WP_STREAM_INC_DIR . 'class-wp-stream-author.php';
     $user = new WP_User($user_id);
     $roles = get_option($wpdb->get_blog_prefix() . 'user_roles');
     if (!isset($args['author_meta'])) {
         $args['author_meta'] = array('user_email' => $user->user_email, 'display_name' => defined('WP_CLI') && empty($user->display_name) ? 'WP-CLI' : $user->display_name, 'user_login' => $user->user_login, 'user_role_label' => !empty($user->roles) ? $roles[$user->roles[0]]['name'] : null, 'agent' => MainWP_WP_Stream_Author::get_current_agent());
         if (defined('WP_CLI') && function_exists('posix_getuid')) {
             $uid = posix_getuid();
             $user_info = posix_getpwuid($uid);
             $args['author_meta']['system_user_id'] = $uid;
             $args['author_meta']['system_user_name'] = $user_info['name'];
         }
     }
     // Remove meta with null values from being logged
     $meta = array_filter($args, function ($var) {
         return !is_null($var);
     });
     $recordarr = array('object_id' => $object_id, 'site_id' => is_multisite() ? get_current_site()->id : 1, 'blog_id' => apply_filters('blog_id_logged', is_network_admin() ? 0 : get_current_blog_id()), 'author' => $user_id, 'author_role' => !empty($user->roles) ? $user->roles[0] : null, 'created' => current_time('mysql', 1), 'summary' => vsprintf($message, $args), 'parent' => self::$instance->prev_record, 'connector' => $connector, 'contexts' => $contexts, 'meta' => $meta, 'ip' => mainwp_wp_stream_filter_input(INPUT_SERVER, 'REMOTE_ADDR', FILTER_VALIDATE_IP));
     $record_id = MainWP_WP_Stream_DB::get_instance()->insert($recordarr);
     return $record_id;
 }

 protected function setup_constants()
 {
     $domain = strtoupper($this->args['domain']);
     // JUST IN CASE
     defined($domain . '_TEXTDOMAIN') or define($domain . '_TEXTDOMAIN', $this->args['domain']);
     defined($domain . '_ENABLE_MULTIROOTBLOG') or define($domain . '_ENABLE_MULTIROOTBLOG', FALSE);
     if (!defined($domain . '_ROOT_BLOG')) {
         // root blog is the main site on this network
         if (is_multisite() && !constant($domain . '_ENABLE_MULTIROOTBLOG')) {
             $current_site = get_current_site();
             // root blogs for multi-network
             if (defined($domain . '_SITE_ROOT_BLOG_' . $current_site->id)) {
                 $root_blog_id = constant($domain . '_SITE_ROOT_BLOG_' . $current_site->id);
             } else {
                 $root_blog_id = $current_site->blog_id;
             }
             // root blog is every site on this network
         } else {
             if (is_multisite() && constant($domain . '_ENABLE_MULTIROOTBLOG')) {
                 $root_blog_id = $this->current_blog;
                 // root blog is the only blog on this network
             } else {
                 if (!is_multisite()) {
                     $root_blog_id = 1;
                 }
             }
         }
         define($domain . '_ROOT_BLOG', $root_blog_id);
     }
 }

/**
 * Get the "dashboard blog", the blog where users without a blog edit their profile data.
 * Dashboard blog functionality was removed in WordPress 3.1, replaced by the user admin.
 *
 * @since MU
 * @deprecated 3.1.0 Use get_blog_details()
 * @see get_blog_details()
 *
 * @return int Current site ID.
 */
function get_dashboard_blog()
{
    _deprecated_function(__FUNCTION__, '3.1.0');
    if ($blog = get_site_option('dashboard_blog')) {
        return get_blog_details($blog);
    }
    return get_blog_details(get_current_site()->blog_id);
}

 function override_base_var()
 {
     global $base;
     if (!is_multisite()) {
         return;
     }
     $base = get_current_site()->path;
 }

 /**
  * ## OPTIONS
  *
  * [<network>]
  * : Network ID (defaults to current network, use `--url=...`)
  *
  * [--format=<format>]
  * : Format to display as (table, json, csv, count)
  *
  * @subcommand list
  */
 public function list_($args, $assoc_args)
 {
     $id = empty($args[0]) ? get_current_site()->id : absint($args[0]);
     $mappings = Network_Mapping::get_by_network($id);
     if (empty($mappings)) {
         return;
     }
     $this->display($mappings, $assoc_args);
 }

function comicpress_profile_members_only()
{
    global $profileuser, $errormsg;
    $comicpress_is_member = get_user_meta($profileuser->ID, 'comicpress-is-member', true);
    if (empty($comicpress_is_member)) {
        $comicpress_is_member = 0;
    }
    $site_name = get_option('blogname');
    if (is_multisite()) {
        $current_site = get_current_site();
        if (!isset($current_site->site_name)) {
            $site_name = ucfirst($current_site->domain);
        } else {
            $site_name = $current_site->site_name;
        }
    }
    ?>
	<div style="border: solid 1px #aaa; background: #eee; padding: 0 10px 10px;">
	<h3><?php 
    _e('Member of', 'comicpress');
    ?>
 <?php 
    echo $site_name;
    ?>
</h3>
	<table class="form-table">
	<tr>
		<th><label for="Memberflag"><?php 
    _e('Member?', 'comicpress');
    ?>
</label></th>
		<td> 
	<?php 
    if (current_user_can('edit_users') || is_super_admin()) {
        ?>
			<input id="comicpress-is-member" name="comicpress-is-member" type="checkbox" value="1" <?php 
        checked(true, $comicpress_is_member);
        ?>
 />		
	<?php 
    } else {
        if ($comicpress_is_member) {
            echo 'Is Member';
        } else {
            echo 'Not a Member';
        }
    }
    ?>
		</td>
	</tr>
	</table>
	</div>
	<br />
	<br />
<?php 
}

 /**
  * The Constructor function adds the function that pushes published posts to the list, as well as registers the widget.
  */
 function __construct()
 {
     load_plugin_textdomain('hrpn', false, dirname(plugin_basename(__FILE__)) . '/languages');
     add_action('publish_post', array($this, 'Add_Post_To_H1_Recent_Posts_From_Network'));
     add_action('widgets_init', array($this, 'Register_H1_Recent_Posts_From_Network_Widget'));
     $first_post = get_site_option('first_post');
     $first_post = str_replace("SITE_URL", esc_url(network_home_url()), $first_post);
     $first_post = str_replace("SITE_NAME", get_current_site()->site_name, $first_post);
     $this->first_post = $first_post;
 }

 function subdomain_body_class($classes)
 {
     global $subdomain;
     $site = get_current_site()->domain;
     $url = get_bloginfo('url');
     $sub = preg_replace('@http://@i', '', $url);
     $sub = preg_replace('@' . $site . '@i', '', $sub);
     $sub = preg_replace('@\\.@i', '', $sub);
     $classes[] = 'site-' . $sub;
     $subdomain = $sub;
     return $classes;
 }

function ra_bp_multinetwork_meta_key_filter($key)
{
    global $wpdb;
    static $user_meta_keys = array('last_activity' => false, 'bp_new_mention_count' => false, 'bp_favorite_activities' => false, 'bp_latest_update' => false, 'total_friend_count' => false, 'total_group_count' => false, 'notification_groups_group_updated' => false, 'notification_groups_membership_request' => false, 'notification_membership_request_completed' => false, 'notification_groups_admin_promotion' => false, 'notification_groups_invite' => false, 'notification_messages_new_message' => false, 'notification_messages_new_notice' => false, 'closed_notices' => false, 'profile_last_updated' => false, 'notification_activity_new_mention' => false, 'notification_activity_new_reply' => false);
    if ($wpdb->siteid < 2 || !isset($user_meta_keys[$key])) {
        return $key;
    }
    if (!$user_meta_keys[$key]) {
        $current_site = get_current_site();
        $user_meta_keys[$key] = $wpdb->get_blog_prefix($current_site->blog_id) . $key;
    }
    return $user_meta_keys[$key];
}

 function comicpress_hosted_on()
 {
     if (is_multisite()) {
         $current_site = get_current_site();
         if (!isset($current_site->site_name)) {
             $site_name = ucfirst($current_site->domain);
         } else {
             $site_name = $current_site->site_name;
         }
         $output = "<span class=\"footer-pipe\">|</span> ";
         $output .= __('Hosted on', 'comicpress') . ' <a href="http://' . $current_site->domain . $current_site->path . '">' . $site_name . '</a> ';
         return apply_filters('comicpress_hosted_on', $output);
     }
 }

 /**
  * Resets `crons_setup` and clears WP-Cron schedules.
  *
  * @since 151220 Fixing bug with Auto-Cache Engine cron disappearing in some scenarios
  *
  * @note This MUST happen upon uninstall and deactivation due to buggy WP_Cron behavior. Events with a custom schedule will disappear when plugin is not active (see http://bit.ly/1lGdr78).
  */
 public function resetCronSetup()
 {
     if (is_multisite()) {
         // Main site CRON jobs.
         switch_to_blog(get_current_site()->blog_id);
         wp_clear_scheduled_hook('_cron_' . GLOBAL_NS . '_cleanup');
         restore_current_blog();
         // Restore current blog.
     } else {
         // Standard WP installation.
         wp_clear_scheduled_hook('_cron_' . GLOBAL_NS . '_cleanup');
     }
     $this->updateOptions(['crons_setup' => $this->default_options['crons_setup'], 'crons_setup_on_namespace' => $this->default_options['crons_setup_on_namespace'], 'crons_setup_with_cache_cleanup_schedule' => $this->default_options['crons_setup_with_cache_cleanup_schedule'], 'crons_setup_on_wp_with_schedules' => $this->default_options['crons_setup_on_wp_with_schedules']]);
 }

/**
 * Add a bu-navigation site if this plugin is being tested by lettuce.
 * This sets up for the "User is warned when leaving changes" scenario
 */
function bu_navigation_sandbox_init($response, $coverage, $users)
{
    if (in_array('plugin-bu-navigation', $coverage)) {
        $network = get_current_site();
        $domain = $network->domain;
        $admin_id = get_current_user_id();
        $options = array('users' => array('site_admin' => array($users['site_admin']), 'contributor' => array($users['contributor'])), 'network_id' => $network->id);
        // Public site, no ACL
        $path = '/bu-navigation/';
        $title = 'BU Navigation';
        $site_id = bu_create_site($domain, $path, $title, $admin_id, $options);
        bu_navigation_sandbox_setup_site($response, $site_id, 'bu-navigation');
    }
}

 /**
  * Run the deactivation script on every blog for a multisite install
  *
  * @return void
  */
 protected function multisite_deactivate()
 {
     /** @var wpdb $wpdb */
     global $wpdb;
     $site = get_current_site();
     $blog_ids = $wpdb->get_col($wpdb->prepare("SELECT blog_id FROM {$wpdb->blogs} WHERE site_id=%d", $site->id));
     $large = wp_is_large_network();
     foreach ($blog_ids as $blog) {
         set_time_limit(30);
         switch_to_blog($blog);
         $large ? $this->short_blog_deactivate() : $this->blog_deactivate();
         restore_current_blog();
     }
 }

 /**
  * Get the ID prefix for AWS documents
  *
  * @return string
  */
 public static function get_document_id_prefix()
 {
     // generate prefix if we haven't already
     if (empty(self::$document_id_prefix)) {
         if (is_multisite()) {
             $site = get_current_site();
             self::$document_id_prefix = $site->id;
         } else {
             self::$document_id_prefix = 1;
         }
         self::$document_id_prefix .= '_' . get_current_blog_id() . '_';
         self::$document_id_prefix = apply_filters('lift_document_id_prefix', self::$document_id_prefix);
     }
     return self::$document_id_prefix;
 }

 /**
  * Test to see if executing an AJAX call specific to the WP Migrate DB family of plugins.
  *
  * @return bool
  */
 public static function is_ajax()
 {
     // must be doing AJAX the WordPress way
     if (!defined('DOING_AJAX') || !DOING_AJAX) {
         return false;
     }
     // must be one of our actions -- e.g. core plugin (wpmdb_*), media files (wpmdbmf_*)
     if (!isset($_POST['action']) || 0 !== strpos($_POST['action'], 'wpmdb')) {
         return false;
     }
     // must be on blog #1 (first site) if multisite
     if (is_multisite() && 1 != get_current_site()->id) {
         return false;
     }
     return true;
 }

 function vibe_header_essentials()
 {
     $favicon = vibe_get_option('favicon');
     if (!isset($favicon)) {
         $favicon = VIBE_URL . '/images/favicon.png';
     }
     echo '<meta name="viewport" content="width=device-width, initial-scale=1.0">
             <meta name="author" content="' . get_current_site() . '">
             <link rel="shortcut icon" href="' . $favicon . '" />
             <link rel="icon" type="image/png" href="' . $favicon . '">
             <!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
             <!--[if lt IE 9]>
               <script src="' . VIBE_URL . '/js/html5shiv.js"></script>
               <script src="' . VIBE_URL . '/js/respond.min.js"></script>
             <![endif]-->';
 }

 /**
  * Log handler
  *
  * @param Connector $connector Connector responsible for logging the event
  * @param string $message      sprintf-ready error message string
  * @param array  $args         sprintf (and extra) arguments to use
  * @param int $object_id       Target object id
  * @param string $context      Context of the event
  * @param string $action       Action of the event
  * @param int $user_id         User responsible for the event
  *
  * @return mixed True if updated, otherwise false|WP_Error
  */
 public function log($connector, $message, $args, $object_id, $context, $action, $user_id = null)
 {
     if (is_null($user_id)) {
         $user_id = get_current_user_id();
     }
     if (is_null($object_id)) {
         $object_id = 0;
     }
     $wp_cron_tracking = isset($this->plugin->settings->options['advanced_wp_cron_tracking']) ? $this->plugin->settings->options['advanced_wp_cron_tracking'] : false;
     $author = new Author($user_id);
     $agent = $author->get_current_agent();
     // WP Cron tracking requires opt-in and WP Cron to be enabled
     if (!$wp_cron_tracking && 'wp_cron' === $agent) {
         return false;
     }
     $user = new \WP_User($user_id);
     if ($this->is_record_excluded($connector, $context, $action, $user)) {
         return false;
     }
     $user_meta = array('user_email' => (string) (!empty($user->user_email)) ? $user->user_email : '', 'display_name' => (string) $author->get_display_name(), 'user_login' => (string) (!empty($user->user_login)) ? $user->user_login : '', 'user_role_label' => (string) $author->get_role(), 'agent' => (string) $agent);
     if ('wp_cli' === $agent && function_exists('posix_getuid')) {
         $uid = posix_getuid();
         $user_info = posix_getpwuid($uid);
         $user_meta['system_user_id'] = (int) $uid;
         $user_meta['system_user_name'] = (string) $user_info['name'];
     }
     // Prevent any meta with null values from being logged
     $stream_meta = array_filter($args, function ($var) {
         return !is_null($var);
     });
     // Add user meta to Stream meta
     $stream_meta['user_meta'] = $user_meta;
     // All meta must be strings, so we will serialize any array meta values
     array_walk($stream_meta, function (&$v) {
         $v = (string) maybe_serialize($v);
     });
     // Get the current time in milliseconds
     $iso_8601_extended_date = wp_stream_get_iso_8601_extended_date();
     $recordarr = array('object_id' => (int) $object_id, 'site_id' => (int) is_multisite() ? get_current_site()->id : 1, 'blog_id' => (int) apply_filters('wp_stream_blog_id_logged', get_current_blog_id()), 'user_id' => (int) $user_id, 'user_role' => (string) (!empty($user->roles)) ? $user->roles[0] : '', 'created' => (string) $iso_8601_extended_date, 'summary' => (string) vsprintf($message, $args), 'connector' => (string) $connector, 'context' => (string) $context, 'action' => (string) $action, 'ip' => (string) wp_stream_filter_input(INPUT_SERVER, 'REMOTE_ADDR', FILTER_VALIDATE_IP), 'meta' => (array) $stream_meta);
     if (0 === $recordarr['object_id']) {
         unset($recordarr['object_id']);
     }
     $result = $this->plugin->db->insert($recordarr);
     $this->debug_backtrace($recordarr);
     return $result;
 }