Add the ability to delete clients

Author: rmccue

admin.php

@@ -8,6 +8,7 @@
 
 add_action( 'admin_action_json-oauth-add', 'json_oauth_admin_edit_page' );
 add_action( 'admin_action_json-oauth-edit', 'json_oauth_admin_edit_page' );
+add_action( 'admin_action_json-oauth-delete', 'json_oauth_admin_delete' );
 
 add_action( 'personal_options', 'json_oauth_profile_section', 50 );
 
@@ -372,3 +373,22 @@ function json_oauth_profile_save( $user_id ) {
 	wp_redirect($redirect);
 	exit;
 }
+
+function json_oauth_admin_delete() {
+	if ( empty( $_GET['id'] ) ) {
+		return;
+	}
+
+	$id = $_GET['id'];
+	check_admin_referer( 'json-oauth-delete:' . $id );
+
+	if ( ! rest_client_delete( $id ) ) {
+		$message = 'Invalid consumer ID';
+		wp_die( $message );
+		return;
+	}
+
+	$redirect = admin_url( 'users.php?action=json-oauth' );
+	wp_redirect( $redirect );
+	exit;
+}

client.php

@@ -74,3 +74,19 @@ function rest_create_client( $type, $params ) {
 
 	return get_post( $ID );
 }
+
+/**
+ * Delete a client.
+ *
+ * @param string $type Client type.
+ * @param int $id Client post ID.
+ * @return bool True if delete, false otherwise.
+ */
+function rest_delete_client( $id ) {
+	$post = get_post( $id );
+	if ( empty( $id ) || empty( $post ) || $post->post_type !== 'json_consumer' ) {
+		return false;
+	}
+
+	return (bool) wp_delete_post( $id, true );
+}

lib/class-wp-json-authentication-oauth1-listtable.php

@@ -60,9 +60,18 @@ protected function column_name( $item ) {
 			),
 			admin_url( 'admin.php' )
 		);
+		$delete_link = add_query_arg(
+			array(
+				'action' => 'json-oauth-delete',
+				'id'     => $item->ID,
+			),
+			admin_url( 'admin.php' )
+		);
+		$delete_link = wp_nonce_url( $delete_link, 'json-oauth-delete:' . $item->ID );
 
 		$actions = array(
 			'edit' => sprintf( '<a href="%s">%s</a>', $edit_link, __( 'Edit' ) ),
+			'delete' => sprintf( '<a href="%s">%s</a>', $delete_link, __( 'Delete' ) ),
 		);
 		$action_html = $this->row_actions( $actions );