/**
  * Check if plugin is locked
  *
  * @return boolean
  */
 function locked()
 {
     static $locked = null;
     if ($locked === null) {
         if (w3_is_wpmu()) {
             if (isset($_GET['sitewide'])) {
                 $locked = false;
             } else {
                 global $blog_id;
                 $blogs = get_blog_list();
                 foreach ($blogs as $blog) {
                     if ($blog['blog_id'] != $blog_id) {
                         $active_plugins = get_blog_option($blog['blog_id'], 'active_plugins');
                         if (in_array(W3TC_FILE, $active_plugins)) {
                             $locked = true;
                             break;
                         }
                     }
                 }
             }
         } else {
             $locked = false;
         }
     }
     return $locked;
 }

function bp_gallery_get_template_cssjs_dir_url(){
   $theme_dir="";
    $stylesheet_dir="";
    global $bp,$current_blog;
   if(is_multisite()&&$current_blog->blog_id!=BP_ROOT_BLOG){
   //find the stylesheet path and
    $stylesheet =  get_blog_option(BP_ROOT_BLOG,'stylesheet');
    $theme_root = get_theme_root( $stylesheet );
    $stylesheet_dir = "$theme_root/$stylesheet";
    $template=get_blog_option(BP_ROOT_BLOG,'template');
    $theme_root = get_theme_root( $template );
    $template_dir = "$theme_root/$template";
    $theme_root_uri = get_theme_root_uri( $stylesheet );
    $stylesheet_dir_uri = "$theme_root_uri/$stylesheet";
    $theme_root_uri = get_theme_root_uri( $template );
    $template_dir_uri = "$theme_root_uri/$template";
   }
   else{
     $stylesheet_dir=STYLESHEETPATH;
     $template_dir=TEMPLATEPATH;
     $stylesheet_dir_uri=get_stylesheet_directory_uri();
     $template_dir_uri=get_template_directory_uri();

   }
     if ( file_exists( $stylesheet_dir. '/gallery/inc'))
            $theme_uri=$stylesheet_dir_uri;//child theme
    else if ( file_exists( $template_dir. '/gallery/inc') )
	    $theme_uri=$template_dir_uri;//parent theme
if($theme_uri)
    return $theme_uri."/gallery";
return false;////template is not present in the active theme/child theme
}

 /**
  * Change the label of the blog
  */
 function change($blogs)
 {
     if (0 == count($blogs)) {
         return $blogs;
     }
     foreach ($blogs as &$blog) {
         $hash = md5(time());
         if ($hash === get_blog_option($blog->userblog_id, 'admin_label', $hash)) {
             /**
              * Allow superadmins to setup an admin label
              */
             switch_to_blog($blog->userblog_id);
             update_option('admin_label', '');
             restore_current_blog();
         } else {
             if ($admin_label = get_blog_option($blog->userblog_id, 'admin_label')) {
                 /**
                  * Set the admin label
                  */
                 $blog->blogname = $admin_label;
             }
         }
     }
     return $blogs;
 }

 function _sitemap_xpress($mydirname)
 {
     global $sitemap_configs, $xoopsDB;
     if (!file_exists(XOOPS_ROOT_PATH . '/modules/' . $mydirname . '/wp-includes/version.php')) {
         return '';
     }
     include XOOPS_ROOT_PATH . '/modules/' . $mydirname . '/wp-includes/version.php';
     if ($wp_db_version < 6124) {
         // UNDER WP2.3
         $block = sitemap_get_categoires_map($xoopsDB->prefix("wp_categories"), "cat_ID", "category_parent", "cat_name", "index.php?cat=", "cat_name");
         return $block;
     }
     $disp_sub = @$sitemap_configs["show_subcategoris"];
     $prefix = preg_replace('/wordpress/', 'wp', $mydirname);
     $prefix = $xoopsDB->prefix($prefix);
     require_once XOOPS_ROOT_PATH . '/modules/' . $mydirname . '/include/general_functions.php';
     $options_tables = get_table_list($prefix, 'options');
     $index = 0;
     $blogs = array();
     foreach ($options_tables as $options_table) {
         $blog_url = get_blog_option($options_table, 'siteurl');
         $blog_sub_url = preg_replace('/.*\\/' . $mydirname . '/', '', $blog_url);
         $blog_sub_url = preg_replace('/\\//', '', $blog_sub_url);
         if (!empty($blog_sub_url)) {
             $blog_sub_url = $blog_sub_url . '/';
         }
         $blog_name = get_blog_option($options_table, 'blogname');
         $db_prefix = get_multi_prefix($options_table, 'options');
         $data = array('blog_name' => $blog_name, 'blog_sub_url' => $blog_sub_url, 'term_taxonomy' => $db_prefix . 'term_taxonomy', 'terms' => $db_prefix . 'terms');
         $blogs[$index] = $data;
         $index++;
     }
     return xpress_get_categoires_map($blogs, $disp_sub);
 }

 /**
  * Shows the redirect status in the sites list.
  *
  * @return void
  */
 private function activation_column()
 {
     (new SitesListTableColumn('multilingualpress.redirect', __('Redirect', 'multilingual-press'), function ($id, $site_id) {
         // TODO: Don't hard-code option name.
         return get_blog_option($site_id, 'inpsyde_multilingual_redirect') ? '<span class="dashicons dashicons-yes"></span>' : '';
     }))->register();
 }

            function widget($args, $instance)
            {
                global $post;
                Protect();
                extract($args, EXTR_SKIP);
                echo $before_widget;
                $title = empty($instance['title']) ? __('Hosted Site List', 'comicpress') : apply_filters('widget_title', $instance['title']);
                if (!empty($title)) {
                    echo $before_title . $title . $after_title;
                }
                $blogs = get_last_updated();
                if (is_array($blogs)) {
                    ?>
					<ul>
					<?php 
                    foreach ($blogs as $details) {
                        ?>
						<li><a href="http://<?php 
                        echo $details['domain'] . $details['path'];
                        ?>
"><?php 
                        echo get_blog_option($details['blog_id'], 'blogname');
                        ?>
</a></li>
					<?php 
                    }
                    ?>
					</ul>
				<?php 
                }
                echo $after_widget;
                UnProtect();
            }

 function jetpack_site_icon_url($blog_id = null, $size = '512', $default = false)
 {
     $url = '';
     if (!is_int($blog_id)) {
         $blog_id = get_current_blog_id();
     }
     if (function_exists('get_blog_option')) {
         $site_icon_id = get_blog_option($blog_id, 'jetpack_site_icon_id');
     } else {
         $site_icon_id = Jetpack_Options::get_option('site_icon_id');
     }
     if (!$site_icon_id) {
         if ($default === false && defined('SITE_ICON_DEFAULT_URL')) {
             $url = SITE_ICON_DEFAULT_URL;
         } else {
             $url = $default;
         }
     } else {
         if ($size >= 512) {
             $size_data = 'full';
         } else {
             $size_data = array($size, $size);
         }
         $url_data = wp_get_attachment_image_src($site_icon_id, $size_data);
         $url = $url_data[0];
     }
     return $url;
 }

function bp_gtm_email_notify()
{
    global $bp;
    // Get user data
    $reciever_name = bp_core_get_user_displayname($_GET['resp_id'], false);
    $reciever_ud = get_userdata($_GET['resp_id']);
    $sender_name = bp_core_get_user_displayname($bp->loggedin_user->id, false);
    $sender_link = bp_core_get_userlink($bp->loggedin_user->id, false, true);
    // Lunks to use in email
    $reciever_personal_tasks_link = site_url(BP_MEMBERS_SLUG . '/' . $reciever_ud->user_login . '/' . $bp->gtm->slug . '/tasks');
    $reciever_personal_projects_link = site_url(BP_MEMBERS_SLUG . '/' . $reciever_ud->user_login . '/' . $bp->gtm->slug . '/projects');
    /* Set up and send the message */
    $to = $reciever_ud->user_email;
    $subject = get_blog_option(1, 'blogname') . ': ' . __('Assignments');
    $message = sprintf(__('Hello there %s,

%s (%s) reminds you, that pending tasks and projects you are responsible for need to be done.

To see your personal tasks click here: %s

To see your personal projects click here: %s

---------------------
%s. %s
', 'bp_gtm'), $reciever_name, $sender_name, $sender_link, $reciever_personal_tasks_link, $reciever_personal_projects_link, get_blog_option(1, 'blogname'), get_blog_option(1, 'blogdescription'));
    // Send it!
    wp_mail($to, $subject, $message);
    echo 'sent!';
}

    function widget($args, $instance)
    {
        global $wpdb;
        $blog_id = isset($instance['blog_id']) ? $instance['blog_id'] : 1;
        $show_banner = isset($instance['show_banner']) ? $instance['show_banner'] : 1;
        $title = isset($instance['title']) ? $instance['title'] : '';
        $blog = get_blog_details($blog_id);
        $img = get_blog_option($blog_id, 'header_img');
        if ($show_banner == 0 || empty($img)) {
            $img = $blog->blogname;
        } else {
            $img = '<img src="' . $img . '" alt="' . str_replace('"', '', $blog->blogname) . '"/>';
        }
        echo $args['before_widget'];
        if ($title != '') {
            echo $args['before_title'] . $title . $args['after_title'];
        }
        echo $args['before_content'];
        ?>
      <a href="<?php 
        echo $blog->siteurl;
        ?>
"><?php 
        echo $img;
        ?>
</a>
      <?php 
        echo $args['after_content'] . $args['after_widget'];
    }

 function test_bp_core_ajax_url()
 {
     $forced = force_ssl_admin();
     // (1) HTTPS off
     force_ssl_admin(false);
     $_SERVER['HTTPS'] = 'off';
     // (1a) Front-end
     $this->go_to('/');
     $this->assertEquals(bp_core_ajax_url(), get_site_url(bp_get_root_blog_id(), '/wp-admin/admin-ajax.php', 'http'));
     // (1b) Dashboard
     $this->go_to('/wp-admin');
     $this->assertEquals(bp_core_ajax_url(), get_site_url(bp_get_root_blog_id(), '/wp-admin/admin-ajax.php', 'http'));
     // (2) FORCE_SSL_ADMIN
     force_ssl_admin(true);
     // (2a) Front-end
     $this->go_to('/');
     $this->assertEquals(bp_core_ajax_url(), get_site_url(bp_get_root_blog_id(), '/wp-admin/admin-ajax.php', 'http'));
     // (2b) Dashboard
     $this->go_to('/wp-admin');
     $this->assertEquals(bp_core_ajax_url(), get_site_url(bp_get_root_blog_id(), '/wp-admin/admin-ajax.php', 'https'));
     force_ssl_admin($forced);
     // (3) Multisite, root blog other than 1
     if (is_multisite()) {
         $original_root_blog = bp_get_root_blog_id();
         $blog_id = $this->factory->blog->create(array('path' => '/path' . rand() . time() . '/'));
         buddypress()->root_blog_id = $blog_id;
         $blog_url = get_blog_option($blog_id, 'siteurl');
         $this->go_to(trailingslashit($blog_url));
         buddypress()->root_blog_id = $original_root_blog;
         $ajax_url = bp_core_ajax_url();
         $this->go_to('/');
         $this->assertEquals($blog_url . '/wp-admin/admin-ajax.php', $ajax_url);
     }
 }

function friends_notification_accepted_request($friendship_id, $initiator_id, $friend_id)
{
    global $bp;
    $friendship = new BP_Friends_Friendship($friendship_id, false, false);
    $friend_name = bp_fetch_user_fullname($friend_id, false);
    if ('no' == get_usermeta((int) $initiator_id, 'notification_friends_friendship_accepted')) {
        return false;
    }
    $ud = get_userdata($initiator_id);
    $friend_ud = get_userdata($friend_id);
    $friend_link = site_url() . '/' . BP_MEMBERS_SLUG . '/' . $friend_ud->user_login;
    $settings_link = site_url() . '/' . BP_MEMBERS_SLUG . '/' . $ud->user_login . '/settings/notifications';
    // Set up and send the message
    $to = $ud->user_email;
    $subject = '[' . get_blog_option(1, 'blogname') . '] ' . sprintf(__('%s accepted your friendship request', 'buddypress'), $friend_name);
    $message = sprintf(__('%s accepted your friend request.

To view %s\'s profile: %s

---------------------
', 'buddypress'), $friend_name, $friend_name, $friend_link);
    $message .= sprintf(__('To disable these notifications please log in and go to: %s', 'buddypress'), $settings_link);
    // Send it
    wp_mail($to, $subject, $message);
}

 static function getOption($name, $default = false, $blogID = 1)
 {
     if (wpsIsMultisite()) {
         return get_blog_option($blogID, $name, $default);
     }
     return get_option($name, $default);
 }

function include_professors()
{
    $admin_id = get_user_id_from_string(get_blog_option($current_blog->blog_id, 'admin_email'));
    $blog_major = get_user_major();
    //get_the_user_major($admin_id);
    //var_dump($blog_major);
    if ($GLOBALS['blog_id'] != 1) {
        //makes sure it's not the root blog
        $args = array('blog_id' => 1, 'role' => 'professor');
        $professors = get_users($args);
        //get all profs from root blog
        //loop through profs, add as user if same major, delete if different major
        foreach ($professors as $professor) {
            $prof_major = get_the_user_major($professor->ID);
            //var_dump($prof_major);
            if ($prof_major == $blog_major) {
                $current_role = get_the_user_role($professor);
                if ($current_role != 'Administrator') {
                    $result = add_existing_user_to_blog(array('user_id' => $professor->ID, 'role' => 'professor'));
                }
            } else {
                $result = remove_user_from_blog($professor->ID, $current_blog->blog_id);
            }
        }
    }
    //end if
}

 function widget($args, $instance)
 {
     global $wpdb;
     $data['blogs'] = $wpdb->get_results($wpdb->prepare("\n\t\t\tSELECT blog_id, domain, path \n\t\t\tFROM {$wpdb->blogs} \n\t\t\tWHERE \n\t\t\t\tpublic = '1' AND \n\t\t\t\tarchived = '0' AND \n\t\t\t\tmature = '0' AND \n\t\t\t\tspam = '0' AND \n\t\t\t\tdeleted = '0' \n\t\t\tORDER BY blog_id ASC"), ARRAY_A);
     foreach ($data['blogs'] as $index => $blog) {
         $name = get_blog_option($blog['blog_id'], 'blogname');
         switch ($name) {
             case 'Namics Weblog':
                 $name = 'Blog';
                 break;
             case 'Namics.Lab':
                 $name = 'Lab';
                 break;
             case 'Namics SharePoint Weblog':
                 $name = 'SharePoint';
                 break;
             case 'Hirnlego':
                 $name = 'Hirnlego';
                 break;
             case 'about:Namics':
                 $name = 'About';
                 break;
         }
         $data['blogs'][$index]['name'] = $name;
     }
     if (sizeof($data['blogs']) > 0) {
         $this->display($instance, $data);
     }
 }

 /**
  * Render cell content.
  *
  * @param  string $column_name Not used, but passed.
  * @param  int    $blog_id
  * @return string
  */
 public function render_cell($column_name, $blog_id)
 {
     if (!get_blog_option($blog_id, 'inpsyde_multilingual_redirect')) {
         return '';
     }
     return "<img src='{$this->image_url}' alt='x'>";
 }

 protected function set_endpoint()
 {
     // @todo non-multisite support
     $root = get_blog_option(1, 'home');
     $this->endpoint = $root . '/wp-json/wp/v2/';
     //var_dump( $this->endpoint );
 }

/**
 * xprofile_record_wire_post_notification()
 *
 * Records a notification for a new profile wire post to the database and sends out a notification
 * email if the user has this setting enabled.
 * 
 * @package BuddyPress XProfile
 * @param $wire_post_id The ID of the wire post
 * @param $user_id The id of the user that the wire post was sent to
 * @param $poster_id The id of the user who wrote the wire post
 * @global $bp The global BuddyPress settings variable created in bp_core_setup_globals()
 * @global $current_user WordPress global variable containing current logged in user information
 * @uses bp_is_home() Returns true if the current user being viewed is equal the logged in user
 * @uses get_usermeta() Get a user meta value based on meta key from wp_usermeta
 * @uses BP_Wire_Post Class Creates a new wire post object based on ID.
 * @uses site_url Returns the site URL
 * @uses wp_mail Sends an email
 */
function xprofile_record_wire_post_notification($wire_post_id, $user_id, $poster_id)
{
    global $bp, $current_user;
    if ($bp->current_component == $bp->wire->slug && !bp_is_home()) {
        bp_core_add_notification($poster_id, $user_id, 'xprofile', 'new_wire_post');
        if (!get_usermeta($bp->loggedin_user->id, 'notification_profile_wire_post') || 'yes' == get_usermeta($bp->loggedin_user->id, 'notification_profile_wire_post')) {
            $poster_name = bp_fetch_user_fullname($poster_id, false);
            $wire_post = new BP_Wire_Post($bp->profile->table_name_wire, $wire_post_id, true);
            $ud = get_userdata($user_id);
            $wire_link = site_url() . '/' . BP_MEMBERS_SLUG . '/' . $ud->user_login . '/wire';
            $settings_link = site_url() . '/' . BP_MEMBERS_SLUG . '/' . $ud->user_login . '/settings/notifications';
            // Set up and send the message
            $to = $ud->user_email;
            $subject = '[' . get_blog_option(1, 'blogname') . '] ' . sprintf(__('%s posted on your wire.', 'buddypress'), stripslashes($poster_name));
            $message = sprintf(__('%s posted on your wire:

"%s"

To view your wire: %s

---------------------
', 'buddypress'), $poster_name, stripslashes($wire_post->content), $wire_link);
            $message .= sprintf(__('To disable these notifications please log in and go to: %s', 'buddypress'), $settings_link);
            // Send it
            wp_mail($to, $subject, $message);
        }
    }
}

/**
 * Notification functions are used to send email notifications to users on specific events
 * They will check to see the users notification settings first, if the user has the notifications
 * turned on, they will be sent a formatted email notification. 
 *
 * You should use your own custom actions to determine when an email notification should be sent.
 */
function bp_chat_send_high_five_notification($to_user_id, $from_user_id)
{
    global $bp;
    /* Let's grab both user's names to use in the email. */
    $sender_name = bp_core_get_user_displayname($from_user_id, false);
    $reciever_name = bp_core_get_user_displayname($to_user_id, false);
    /* We need to check to see if the recipient has opted not to recieve high-five emails */
    if ('no' == get_usermeta((int) $to_user_id, 'notification_chat_new_high_five')) {
        return false;
    }
    /* Get the userdata for the reciever and sender, this will include usernames and emails that we need. */
    $reciever_ud = get_userdata($to_user_id);
    $sender_ud = get_userdata($from_user_id);
    /* Now we need to construct the URL's that we are going to use in the email */
    $sender_profile_link = site_url(BP_MEMBERS_SLUG . '/' . $sender_ud->user_login . '/' . $bp->profile->slug);
    $sender_highfive_link = site_url(BP_MEMBERS_SLUG . '/' . $sender_ud->user_login . '/' . $bp->chat->slug . '/screen-one');
    $reciever_settings_link = site_url(BP_MEMBERS_SLUG . '/' . $reciever_ud->user_login . '/settings/notifications');
    /* Set up and send the message */
    $to = $reciever_ud->user_email;
    $subject = '[' . get_blog_option(1, 'blogname') . '] ' . sprintf(__('%s high-fived you!', 'bp-chat'), stripslashes($sender_name));
    $message = sprintf(__('%s sent you a high-five! Why not send one back?

To see %s\'s profile: %s

To send %s a high five: %s

---------------------
', 'bp-chat'), $sender_name, $sender_name, $sender_profile_link, $sender_name, $sender_highfive_link);
    $message .= sprintf(__('To disable these notifications please log in and go to: %s', 'bp-chat'), $reciever_settings_link);
    // Send it!
    wp_mail($to, $subject, $message);
}

 function filter_term_link($term_link, $term, $taxonomy)
 {
     $term_link = trailingslashit(get_blog_option(1, 'home'));
     $term_link .= 'stream/';
     $term_link = add_query_arg('category', $term->slug, $term_link);
     return $term_link;
 }

function friends_notification_accepted_request($friendship_id, $initiator_id, $friend_id)
{
    global $bp;
    $friendship = new BP_Friends_Friendship($friendship_id, false, false);
    $friend_name = bp_core_get_user_displayname($friend_id);
    if ('no' == bp_get_user_meta((int) $initiator_id, 'notification_friends_friendship_accepted', true)) {
        return false;
    }
    $ud = get_userdata($initiator_id);
    $friend_link = bp_core_get_user_domain($friend_id);
    $settings_slug = function_exists('bp_get_settings_slug') ? bp_get_settings_slug() : 'settings';
    $settings_link = bp_core_get_user_domain($initiator_id) . $settings_slug . '/notifications';
    // Set up and send the message
    $to = $ud->user_email;
    $sitename = nxt_specialchars_decode(get_blog_option(bp_get_root_blog_id(), 'blogname'), ENT_QUOTES);
    $subject = '[' . $sitename . '] ' . sprintf(__('%s accepted your friendship request', 'buddypress'), $friend_name);
    $message = sprintf(__('%1$s accepted your friend request.

To view %2$s\'s profile: %3$s

---------------------
', 'buddypress'), $friend_name, $friend_name, $friend_link);
    $message .= sprintf(__('To disable these notifications please log in and go to: %s', 'buddypress'), $settings_link);
    /* Send the message */
    $to = apply_filters('friends_notification_accepted_request_to', $to);
    $subject = apply_filters('friends_notification_accepted_request_subject', $subject, $friend_name);
    $message = apply_filters('friends_notification_accepted_request_message', $message, $friend_name, $friend_link, $settings_link);
    nxt_mail($to, $subject, $message);
    do_action('bp_friends_sent_accepted_email', $initiator_id, $subject, $message, $friendship_id, $friend_id);
}