+/**
+ * Retrieve the site url for the current network.
+ *
+ * Returns the site url with the appropriate protocol, 'https' if
+ * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is
+ * overridden.
+ *
+ * @package WordPress
+ * @since 3.0.0
+ *
+ * @param string $path Optional. Path relative to the site url.
+ * @param string $scheme Optional. Scheme to give the site url context. Currently 'http','https', 'login', 'login_post', or 'admin'.
+ * @return string Site url link with optional path appended.
+*/
+function network_site_url( $path = '', $scheme = null ) {
+ global $current_site;
+
+ if ( !is_multisite() )
+ return site_url($path, $scheme);
+
+ $orig_scheme = $scheme;
+ if ( !in_array($scheme, array('http', 'https')) ) {
+ if ( ( 'login_post' == $scheme || 'rpc' == $scheme ) && ( force_ssl_login() || force_ssl_admin() ) )
+ $scheme = 'https';
+ elseif ( ('login' == $scheme) && ( force_ssl_admin() ) )
+ $scheme = 'https';
+ elseif ( ('admin' == $scheme) && force_ssl_admin() )
+ $scheme = 'https';
+ else
+ $scheme = ( is_ssl() ? 'https' : 'http' );
+ }
+
+ $url = $scheme . '://' . $current_site->domain . $current_site->path;
+
+ if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
+ $url .= ltrim($path, '/');
+
+ return apply_filters('network_site_url', $url, $path, $orig_scheme);
+}
+
+/**
+ * Retrieve the home url for the current network.
+ *
+ * Returns the home url with the appropriate protocol, 'https' if
+ * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is
+ * overridden.
+ *
+ * @package WordPress
+ * @since 3.0.0
+ *
+ * @param string $path (optional) Path relative to the home url.
+ * @param string $scheme (optional) Scheme to give the home url context. Currently 'http','https'
+ * @return string Home url link with optional path appended.
+*/
+function network_home_url( $path = '', $scheme = null ) {
+ global $current_site;
+
+ if ( !is_multisite() )
+ return home_url($path, $scheme);
+
+ $orig_scheme = $scheme;
+
+ if ( !in_array($scheme, array('http', 'https')) )
+ $scheme = is_ssl() && !is_admin() ? 'https' : 'http';
+
+ $url = $scheme . '://' . $current_site->domain . $current_site->path;
+
+ if ( !empty( $path ) && is_string( $path ) && strpos( $path, '..' ) === false )
+ $url .= ltrim( $path, '/' );
+
+ return apply_filters( 'network_home_url', $url, $path, $orig_scheme);
+}
+
+/**
+ * Retrieve the url to the admin area for the network.
+ *
+ * @package WordPress
+ * @since 3.0.0
+ *
+ * @param string $path Optional path relative to the admin url
+ * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes.
+ * @return string Admin url link with optional path appended
+*/
+function network_admin_url( $path = '', $scheme = 'admin' ) {
+ if ( ! is_multisite() )
+ return admin_url( $path, $scheme );
+
+ $url = network_site_url('wp-admin/network/', $scheme);
+
+ if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
+ $url .= ltrim($path, '/');
+
+ return apply_filters('network_admin_url', $url, $path);
+}
+
+/**
+ * Retrieve the url to the admin area for the current user.
+ *
+ * @package WordPress
+ * @since 3.0.0
+ *
+ * @param string $path Optional path relative to the admin url
+ * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes.
+ * @return string Admin url link with optional path appended
+*/
+function user_admin_url( $path = '', $scheme = 'admin' ) {
+ $url = network_site_url('wp-admin/user/', $scheme);
+
+ if ( !empty($path) && is_string($path) && strpos($path, '..') === false )
+ $url .= ltrim($path, '/');
+
+ return apply_filters('user_admin_url', $url, $path);
+}
+
+/**
+ * Retrieve the url to the admin area for either the current blog or the network depending on context.
+ *
+ * @package WordPress
+ * @since 3.1.0
+ *
+ * @param string $path Optional path relative to the admin url
+ * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes.
+ * @return string Admin url link with optional path appended
+*/
+function self_admin_url($path = '', $scheme = 'admin') {
+ if ( is_network_admin() )
+ return network_admin_url($path, $scheme);
+ elseif ( is_user_admin() )
+ return user_admin_url($path, $scheme);
+ else
+ return admin_url($path, $scheme);
+}
+
+/**
+ * Get the URL to the user's dashboard.
+ *
+ * If a user does not belong to any sites, the global user dashboard is used. If the user belongs to the current site,
+ * the dashboard for the current site is returned. If the user cannot edit the current site, the dashboard to the user's
+ * primary blog is returned.
+ *
+ * @since 3.1.0
+ *
+ * @param int $user_id User ID
+ * @param string $path Optional path relative to the dashboard. Use only paths known to both blog and user admins.
+ * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes.
+ * @return string Dashboard url link with optional path appended
+ */
+function get_dashboard_url( $user_id, $path = '', $scheme = 'admin' ) {
+ $user_id = (int) $user_id;
+
+ $blogs = get_blogs_of_user( $user_id );
+ if ( empty($blogs) ) {
+ $url = user_admin_url( $path, $scheme );
+ } elseif ( ! is_multisite() ) {
+ $url = admin_url( $path, $scheme );
+ } else {
+ $current_blog = get_current_blog_id();
+ if ( $current_blog && in_array($current_blog, array_keys($blogs)) ) {
+ $url = admin_url( $path, $scheme );
+ } else {
+ $active = get_active_blog_for_user( $user_id );
+ if ( $active )
+ $url = get_admin_url( $active->blog_id, $path, $scheme );
+ else
+ $url = user_admin_url( $path, $scheme );
+ }
+ }
+
+ return apply_filters( 'user_dashboard_url', $url, $user_id, $path, $scheme);
+}
+
+/**
+ * Get the URL to the user's profile editor.
+ *
+ * @since 3.1.0
+ *
+ * @param int $user User ID
+ * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl(). 'http' or 'https' can be passed to force those schemes.
+ * @return string Dashboard url link with optional path appended
+ */
+function get_edit_profile_url( $user, $scheme = 'admin' ) {
+ $user = (int) $user;
+
+ if ( is_user_admin() )
+ $url = user_admin_url( 'profile.php', $scheme );
+ elseif ( is_network_admin() )
+ $url = network_admin_url( 'profile.php', $scheme );
+ else
+ $url = get_dashboard_url( $user, 'profile.php', $scheme );
+
+ return apply_filters( 'edit_profile_url', $url, $user, $scheme);
+}
+