Ticket #1150: hook-to-stop-group-creation.diff

Users/simon/Projects/BuddyPress/trunk/site/wp-content/plugins/buddypress/bp-groups.php

@@ -449 +449 @@
                                 bp_core_redirect( $bp->loggedin_user->domain . $bp->groups->slug . '/create/step/' . $bp->groups->current_create_step );
                         }
                         
-                        if ( !$bp->groups->new_group_id = groups_create_group( array( 'group_id' => $bp->groups->new_group_id, 'name' => $_POST['group-name'], 'description' => $_POST['group-desc'], 'news' => $_POST['group-news'], 'slug' => groups_check_slug( sanitize_title($_POST['group-name']) ), 'date_created' => time() ) ) ) {
+                        $group_details = array( 
+                                'group_id' => $bp->groups->new_group_id, 
+                                'name' => $_POST['group-name'], 
+                                'description' => $_POST['group-desc'], 
+                                'news' => $_POST['group-news'], 
+                                'slug' => groups_check_slug( sanitize_title($_POST['group-name']) ), 
+                                'date_created' => time() );
+                        
+                        /* Allow plugins to halt group creation for whatever reason. On doing this the plugin
+                           should use the bp_core_add_message function to inform the user why the group creation
+                           has failed.
+                           N.B. The data passed in $new_group is unsanitised. */
+                        if ( ! apply_filters( 'bp_allow_create_group', true, $group_details ) )
+                                return bp_core_redirect( $bp->loggedin_user->domain . $bp->groups->slug . '/create' );
+
+                        if ( !$bp->groups->new_group_id = groups_create_group( $group_details ) ) {
                                 bp_core_add_message( __( 'There was an error saving group details, please try again.', 'buddypress' ), 'error' );
                                 bp_core_redirect( $bp->loggedin_user->domain . $bp->groups->slug . '/create/step/' . $bp->groups->current_create_step );                                
                         }