wiki.techinc.nl/includes/api/ApiFormatJson.php
James D. Forrester 50e796e948 includes/api: Replace implicitly-Bugzilla bug numbers with Phab ones
It's unreasonable to expect newbies to know that "bug 12345" means "Task T14345"
except where it doesn't, so let's just standardise on the real numbers.

Change-Id: I49e2a10350a328a8572fcedd44012751a29e1068
2017-02-24 16:41:47 +00:00

138 lines
3.9 KiB
PHP

<?php
/**
*
*
* Created on Sep 19, 2006
*
* Copyright © 2006 Yuri Astrakhan "<Firstname><Lastname>@gmail.com"
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* API JSON output formatter
* @ingroup API
*/
class ApiFormatJson extends ApiFormatBase {
private $isRaw;
public function __construct( ApiMain $main, $format ) {
parent::__construct( $main, $format );
$this->isRaw = ( $format === 'rawfm' );
if ( $this->getMain()->getCheck( 'callback' ) ) {
# T94015: jQuery appends a useless '_' parameter in jsonp mode.
# Mark the parameter as used in that case to avoid a warning that's
# outside the control of the end user.
# (and do it here because ApiMain::reportUnusedParams() gets called
# before our ::execute())
$this->getMain()->markParamsUsed( '_' );
}
}
public function getMimeType() {
$params = $this->extractRequestParams();
// callback:
if ( isset( $params['callback'] ) ) {
return 'text/javascript';
}
return 'application/json';
}
public function execute() {
$params = $this->extractRequestParams();
$opt = 0;
if ( $this->isRaw ) {
$opt |= FormatJson::ALL_OK;
$transform = [];
} else {
switch ( $params['formatversion'] ) {
case 1:
$opt |= $params['utf8'] ? FormatJson::ALL_OK : FormatJson::XMLMETA_OK;
$transform = [
'BC' => [],
'Types' => [ 'AssocAsObject' => true ],
'Strip' => 'all',
];
break;
case 2:
case 'latest':
$opt |= $params['ascii'] ? FormatJson::XMLMETA_OK : FormatJson::ALL_OK;
$transform = [
'Types' => [ 'AssocAsObject' => true ],
'Strip' => 'all',
];
break;
default:
// Should have been caught during parameter validation
$this->dieDebug( __METHOD__, 'Unknown value for \'formatversion\'' );
}
}
$data = $this->getResult()->getResultData( null, $transform );
$json = FormatJson::encode( $data, $this->getIsHtml(), $opt );
// T68776: wfMangleFlashPolicy() is needed to avoid a nasty bug in
// Flash, but what it does isn't friendly for the API, so we need to
// work around it.
if ( preg_match( '/\<\s*cross-domain-policy(?=\s|\>)/i', $json ) ) {
$json = preg_replace(
'/\<(\s*cross-domain-policy(?=\s|\>))/i', '\\u003C$1', $json
);
}
if ( isset( $params['callback'] ) ) {
$callback = preg_replace( "/[^][.\\'\\\"_A-Za-z0-9]/", '', $params['callback'] );
# Prepend a comment to try to avoid attacks against content
# sniffers, such as T70187.
$this->printText( "/**/$callback($json)" );
} else {
$this->printText( $json );
}
}
public function getAllowedParams() {
if ( $this->isRaw ) {
return parent::getAllowedParams();
}
$ret = parent::getAllowedParams() + [
'callback' => [
ApiBase::PARAM_HELP_MSG => 'apihelp-json-param-callback',
],
'utf8' => [
ApiBase::PARAM_DFLT => false,
ApiBase::PARAM_HELP_MSG => 'apihelp-json-param-utf8',
],
'ascii' => [
ApiBase::PARAM_DFLT => false,
ApiBase::PARAM_HELP_MSG => 'apihelp-json-param-ascii',
],
'formatversion' => [
ApiBase::PARAM_TYPE => [ 1, 2, 'latest' ],
ApiBase::PARAM_DFLT => 1,
ApiBase::PARAM_HELP_MSG => 'apihelp-json-param-formatversion',
],
];
return $ret;
}
}