GUACAMOLE-5: Add sharing profile attributes to schema resource.

guacamole/src/main/java/org/apache/guacamole/rest/schema/SchemaResource.java

@@ -99,6 +99,26 @@ public class SchemaResource {
 
     }
 
+    /**
+     * Retrieves the possible attributes of a sharing profile object.
+     *
+     * @return
+     *     A collection of forms which describe the possible attributes of a
+     *     sharing profile object.
+     *
+     * @throws GuacamoleException
+     *     If an error occurs while retrieving the possible attributes.
+     */
+    @GET
+    @Path("sharingProfileAttributes")
+    public Collection<Form> getSharingProfileAttributes()
+            throws GuacamoleException {
+
+        // Retrieve all possible sharing profile attributes
+        return userContext.getSharingProfileAttributes();
+
+    }
+
     /**
      * Retrieves the possible attributes of a connection group object.
      *

guacamole/src/main/webapp/app/rest/services/schemaService.js

@@ -98,6 +98,40 @@ angular.module('rest').factory('schemaService', ['$injector',
 
     };
 
+    /**
+     * Makes a request to the REST API to get the list of available attributes
+     * for sharing profile objects, returning a promise that provides an array
+     * of @link{Form} objects if successful. Each element of the array describes
+     * a logical grouping of possible attributes.
+     *
+     * @param {String} dataSource
+     *     The unique identifier of the data source containing the sharing
+     *     profiles whose available attributes are to be retrieved. This
+     *     identifier corresponds to an AuthenticationProvider within the
+     *     Guacamole web application.
+     *
+     * @returns {Promise.<Form[]>}
+     *     A promise which will resolve with an array of @link{Form}
+     *     objects, where each @link{Form} describes a logical grouping of
+     *     possible attributes.
+     */
+    service.getSharingProfileAttributes = function getSharingProfileAttributes(dataSource) {
+
+        // Build HTTP parameters set
+        var httpParameters = {
+            token : authenticationService.getCurrentToken()
+        };
+
+        // Retrieve available sharing profile attributes
+        return $http({
+            cache   : cacheService.schema,
+            method  : 'GET',
+            url     : 'api/session/data/' + encodeURIComponent(dataSource) + '/schema/sharingProfileAttributes',
+            params  : httpParameters
+        });
+
+    };
+
     /**
      * Makes a request to the REST API to get the list of available attributes
      * for connection group objects, returning a promise that provides an array