includes/api/ApiFormatRaw.php

   1 <?php
   2 /**
   3  *
   4  *
   5  * Created on Feb 2, 2009
   6  *
   7  * Copyright © 2009 Roan Kattouw "<Firstname>.<Lastname>@gmail.com"
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  22  * http://www.gnu.org/copyleft/gpl.html
  23  *
  24  * @file
  25  */
  26
  27 /**
  28  * Formatter that spits out anything you like with any desired MIME type
  29  * @ingroup API
  30  */
  31 class ApiFormatRaw extends ApiFormatBase {
  32
  33         private $errorFallback;
  34         private $mFailWithHTTPError = false;
  35
  36         /**
  37          * @param ApiMain $main
  38          * @param ApiFormatBase|null $errorFallback Object to fall back on for errors
  39          */
  40         public function __construct( ApiMain $main, ApiFormatBase $errorFallback = null ) {
  41                 parent::__construct( $main, 'raw' );
  42                 if ( $errorFallback === null ) {
  43                         $this->errorFallback = $main->createPrinterByName( $main->getParameter( 'format' ) );
  44                 } else {
  45                         $this->errorFallback = $errorFallback;
  46                 }
  47         }
  48
  49         public function getMimeType() {
  50                 $data = $this->getResult()->getResultData();
  51
  52                 if ( isset( $data['error'] ) || isset( $data['errors'] ) ) {
  53                         return $this->errorFallback->getMimeType();
  54                 }
  55
  56                 if ( !isset( $data['mime'] ) ) {
  57                         ApiBase::dieDebug( __METHOD__, 'No MIME type set for raw formatter' );
  58                 }
  59
  60                 return $data['mime'];
  61         }
  62
  63         public function initPrinter( $unused = false ) {
  64                 $data = $this->getResult()->getResultData();
  65                 if ( isset( $data['error'] ) || isset( $data['errors'] ) ) {
  66                         $this->errorFallback->initPrinter( $unused );
  67                         if ( $this->mFailWithHTTPError ) {
  68                                 $this->getMain()->getRequest()->response()->statusHeader( 400 );
  69                         }
  70                 } else {
  71                         parent::initPrinter( $unused );
  72                 }
  73         }
  74
  75         public function closePrinter() {
  76                 $data = $this->getResult()->getResultData();
  77                 if ( isset( $data['error'] ) || isset( $data['errors'] ) ) {
  78                         $this->errorFallback->closePrinter();
  79                 } else {
  80                         parent::closePrinter();
  81                 }
  82         }
  83
  84         public function execute() {
  85                 $data = $this->getResult()->getResultData();
  86                 if ( isset( $data['error'] ) || isset( $data['errors'] ) ) {
  87                         $this->errorFallback->execute();
  88                         return;
  89                 }
  90
  91                 if ( !isset( $data['text'] ) ) {
  92                         ApiBase::dieDebug( __METHOD__, 'No text given for raw formatter' );
  93                 }
  94                 $this->printText( $data['text'] );
  95         }
  96
  97         /**
  98          * Output HTTP error code 400 when if an error is encountered
  99          *
 100          * The purpose is for output formats where the user-agent will
 101          * not be able to interpret the validity of the content in any
 102          * other way. For example subtitle files read by browser video players.
 103          *
 104          * @param bool $fail
 105          */
 106         public function setFailWithHTTPError( $fail ) {
 107                 $this->mFailWithHTTPError = $fail;
 108         }
 109 }