update plugins

wp/wp-content/plugins/user-role-editor/includes/misc-support-stuff.php

@@ -0,0 +1,112 @@
+<?php
+
+/* 
+ * User Role Editor WordPress plugin
+ * Miscellaneous support stuff, which should still be defined beyond of classes
+ * 
+ * Author: Vladimir Garagulya
+ * Author email: suport@role-editor.com
+ * Author URI: https://role-editor.com
+ * License: GPL v3
+ * 
+*/
+
+// if Gravity Forms is installed
+if ( class_exists( 'GFForms' ) ) {    
+/* 
+ * Support for Gravity Forms capabilities
+	*		As Gravity Form has integrated support for the Members plugin - let's imitate its presense, so GF code, like
+	*		self::has_members_plugin()) considers that it is has Members plugin   
+ */
+    if ( !function_exists( 'members_get_capabilities' ) ) { 
+        include_once( ABSPATH . 'wp-admin/includes/plugin.php' );
+        if ( ! is_plugin_active( 'members/members.php' ) ) {
+            /*
+												 *  Define stub function to say "Gravity Forms" plugin: 'Hey! Yes, I'm not the "Members" plugin, but I'm "User Role Editor" and 
+												 *  I'm  capable to manage your roles and capabilities too.        
+												 */
+            function members_get_capabilities() { 
+																
+            }
+        }
+    }
+}
+
+
+if ( ! function_exists( 'ure_get_post_view_access_users' ) ) {
+				/*
+				 * Returns the list of users with front-end content view restrictions
+				 */
+    function ure_get_post_view_access_users( $post_id ) {
+        if ( ! $GLOBALS['user_role_editor']->is_pro() ) {
+            return false;
+        }
+        
+        $result = $GLOBALS['user_role_editor']->get_post_view_access_users( $post_id ); 
+        
+        return $result;
+    }   
+    // end of ure_get_post_view_users()
+    
+}   
+
+
+if ( ! function_exists( 'ure_hide_admin_bar' ) ) {
+    function ure_hide_admin_bar() {
+        
+        show_admin_bar(false);
+        
+    }
+    // end of hide_admin_bar()
+}
+
+
+if ( ! function_exists( 'wp_roles' ) ) {
+   /**    
+    * Included for back compatibility with WP 4.0+
+    * Retrieves the global WP_Roles instance and instantiates it if necessary.
+    * 
+    * @since 4.3.0
+    * 
+    * @global WP_Roles $wp_roles WP_Roles global instance.
+    *
+    * @return WP_Roles WP_Roles global instance if not already instantiated.
+    */
+    function wp_roles() {
+        global $wp_roles;
+
+        if (!isset($wp_roles)) {
+            $wp_roles = new WP_Roles();
+        }
+        return $wp_roles;
+    }
+
+}
+
+
+if ( ! function_exists( 'ure_array_merge' ) ) {
+    /**
+     * Wrapper for PHP array_merge() function - for 2 input parameters only
+     * Excludes PHP Fatal error:  Uncaught TypeError: array_merge(): Argument #2 must be of type array
+     * Checks that parameters are not null and not empty before a real call of array_merge()
+     */
+     function ure_array_merge( ...$args ) {
+         
+         $result = array();
+         foreach( $args as $value ) {
+             if ( $value===null ) {
+                continue;
+            }
+            if ( !is_array( $value ) ) {
+                continue;
+            }
+            if ( empty( $value ) ) {
+                continue;
+            }
+         
+            $result = array_merge( $result, $value );
+         }
+                                            
+         return $result;
+     }    
+}