* Check if the submitted form matches the captcha session data provided
* by the plugin when the form was generated.
*
- * @param WebRequest $request
+ * @param string $answer
* @param array $info
* @return bool
*/
- function keyMatch( $request, $info ) {
+ function keyMatch( $answer, $info ) {
global $wgCaptchaSecret;
- $answer = $request->getVal( 'wpCaptchaWord' );
$digest = $wgCaptchaSecret . $info['salt'] . $answer . $wgCaptchaSecret . $info['salt'];
$answerHash = substr( md5( $digest ), 0, 16 );
}
}
+ function addCaptchaAPI(&$resultArr) {
+ $info = $this->pickImage();
+ if( !$info ) {
+ $resultArr['captcha']['error'] = 'Out of images';
+ return;
+ }
+ $index = $this->storeCaptcha( $info );
+ $title = Title::makeTitle( NS_SPECIAL, 'Captcha/image' );
+ $resultArr['captcha']['type'] = 'image';
+ $resultArr['captcha']['mime'] = 'image/png';
+ $resultArr['captcha']['id'] = $index;
+ $resultArr['captcha']['url'] = $title->getLocalUrl( 'wpCaptchaId=' . urlencode( $index ) );
+ }
+
/**
* Insert the captcha prompt into the edit form.
*/
$title = Title::makeTitle( NS_SPECIAL, 'Captcha/image' );
return "<p>" .
- wfElement( 'img', array(
+ Xml::element( 'img', array(
'src' => $title->getLocalUrl( 'wpCaptchaId=' . urlencode( $index ) ),
'width' => $info['width'],
'height' => $info['height'],
'alt' => '' ) ) .
"</p>\n" .
- wfElement( 'input', array(
+ Xml::element( 'input', array(
'type' => 'hidden',
'name' => 'wpCaptchaId',
'id' => 'wpCaptchaId',
'value' => $index ) ) .
"<p>" .
- wfElement( 'input', array(
+ Xml::element( 'input', array(
'name' => 'wpCaptchaWord',
'id' => 'wpCaptchaWord',
'tabindex' => 1 ) ) . // tab in before the edit textarea
$info = $this->retrieveCaptcha();
if( $info ) {
+ /*
+ // Be a little less restrictive for now; in at least some circumstances,
+ // Konqueror tries to reload the image even if you haven't navigated
+ // away from the page.
if( $info['viewed'] ) {
wfHttpError( 403, 'Access Forbidden', "Can't view captcha image a second time." );
return false;
}
+ */
$info['viewed'] = wfTimestamp();
$this->storeCaptcha( $info );
if( file_exists( $file ) ) {
global $IP;
require_once "$IP/includes/StreamFile.php";
+ header( "Cache-Control: private, s-maxage=0, max-age=3600" );
wfStreamFile( $file );
return true;
}