includes/Rest/ResponseFactory.php

   1 <?php
   2
   3 namespace MediaWiki\Rest;
   4
   5 /**
   6  * MOCK UP ONLY
   7  * @unstable
   8  */
   9 class ResponseFactory {
  10         const CT_PLAIN = 'text/plain; charset=utf-8';
  11         const CT_JSON = 'application/json';
  12
  13         public function create404() {
  14                 $response = new Response( 'Path not found' );
  15                 $response->setStatus( 404 );
  16                 $response->setHeader( 'Content-Type', self::CT_PLAIN );
  17                 return $response;
  18         }
  19
  20         public function create500( $message ) {
  21                 $response = new Response( $message );
  22                 $response->setStatus( 500 );
  23                 $response->setHeader( 'Content-Type', self::CT_PLAIN );
  24                 return $response;
  25         }
  26
  27         public function createFromException( \Exception $exception ) {
  28                 if ( $exception instanceof HttpException ) {
  29                         $response = new Response( $exception->getMessage() );
  30                         $response->setStatus( $exception->getCode() );
  31                         $response->setHeader( 'Content-Type', self::CT_PLAIN );
  32                         return $response;
  33                 } else {
  34                         return $this->create500( "Error: exception of type " . gettype( $exception ) );
  35                 }
  36         }
  37
  38         public function createFromReturnValue( $value ) {
  39                 if ( is_scalar( $value )
  40                         || ( is_object( $value ) && method_exists( $value, '__toString' ) )
  41                 ) {
  42                         $value = [ 'value' => (string)$value ];
  43                 }
  44                 $json = json_encode( $value, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE );
  45                 if ( $json === false ) {
  46                         throw new JsonEncodingException( json_last_error_msg(), json_last_error() );
  47                 }
  48                 $response = new Response( $json );
  49                 $response->setHeader( 'Content-Type', self::CT_JSON );
  50                 return $response;
  51         }
  52 }