Bug fix: Roles with no capabilities set were not being processed. Che…

…ck the nonce field for verification that the form was posted instead.

admin/class-role-edit.php

@@ -112,17 +112,19 @@ public function load() {
 		$this->is_editable = members_is_role_editable( $this->role->name );
 
 		// Check if the form has been submitted.
-		if ( $this->is_editable && ( isset( $_POST['grant-caps'] ) || isset( $_POST['deny-caps'] ) || isset( $_POST['grant-new-caps'] ) || isset( $_POST['deny-new-caps'] ) ) ) {
+		if ( $this->is_editable && isset( $_POST['members_edit_role_nonce'] ) ) {
 
+			// Verify the nonce.
+			check_admin_referer( 'edit_role', 'members_edit_role_nonce' );
+
+			// Get the granted and denied caps.
 			$grant_caps = ! empty( $_POST['grant-caps'] ) ? array_unique( $_POST['grant-caps'] ) : array();
 			$deny_caps  = ! empty( $_POST['deny-caps'] )  ? array_unique( $_POST['deny-caps']  ) : array();
 
+			// Get the new (custom) granted and denied caps.
 			$grant_new_caps = ! empty( $_POST['grant-new-caps'] ) ? array_unique( $_POST['grant-new-caps'] ) : array();
 			$deny_new_caps  = ! empty( $_POST['deny-new-caps'] )  ? array_unique( $_POST['deny-new-caps']  ) : array();
 
-			// Verify the nonce.
-			check_admin_referer( 'edit_role', 'members_edit_role_nonce' );
-
 			// Set the $role_updated variable to true.
 			$this->role_updated = true;