CookieCaptcha.class.php

   1 <?php
   2
   3 class CookieCaptcha extends SimpleCaptcha {
   4         /**
   5          * Check if the submitted form matches the captcha session data provided
   6          * by the plugin when the form was generated.
   7          *
   8          * @param string $answer
   9          * @param array $info
  10          * @return bool
  11          */
  12         function keyMatch( $answer, $info ) {
  13                 global $wgCaptchaCookieName;
  14                 if (isset($_COOKIE[$wgCaptchaCookieName])) {
  15                         wfDebug( "CookieCaptcha: Found cookie\n" );
  16                         return true;
  17                 } else {
  18                         wfDebug( "CookieCaptcha: Didn't find cookie...\n" );
  19                         return false;
  20                 }
  21         }
  22
  23         function retrieveCaptcha() {
  24                 return true;
  25         }
  26
  27         /*
  28         function addCaptchaAPI( &$resultArr ) {
  29                 $info = $this->pickImage();
  30                 if ( !$info ) {
  31                         $resultArr['captcha']['error'] = 'Out of images';
  32                         return;
  33                 }
  34                 $index = $this->storeCaptcha( $info );
  35                 $title = SpecialPage::getTitleFor( 'Captcha', 'image' );
  36                 $resultArr['captcha']['type'] = 'image';
  37                 $resultArr['captcha']['mime'] = 'image/png';
  38                 $resultArr['captcha']['id'] = $index;
  39                 $resultArr['captcha']['url'] = $title->getLocalUrl( 'wpCaptchaId=' . urlencode( $index ) );
  40         }
  41          */
  42
  43         /**
  44          * Insert the captcha prompt into the edit form.
  45          */
  46         function getForm() {
  47                 global $wgCaptchaCookieName, $wgCaptchaCookieImage, $wgCaptchaCookieAlt, $wgCaptchaCookieStyle;
  48                 return "<p>" .
  49                         Html::element( 'img', array(
  50                                 'src'    => $wgCaptchaCookieImage,
  51                                 'alt'    => $wgCaptchaCookieAlt,
  52                                 'style'  => $wgCaptchaCookieStyle ) ) .
  53                         "</p>\n";
  54         }
  55
  56         /**
  57          * Show a message asking the user to enter a captcha on edit
  58          * The result will be treated as wiki text
  59          *
  60          * @param $action string Action being performed
  61          * @return string
  62          */
  63         /*
  64         function getMessage( $action ) {
  65                 $name = 'fancycaptcha-' . $action;
  66                 $text = wfMessage( $name )->text();
  67                 # Obtain a more tailored message, if possible, otherwise, fall back to
  68                 # the default for edits
  69                 return wfMessage( $name, $text )->isDisabled() ?
  70                         wfMessage( 'fancycaptcha-edit' )->text() : $text;
  71         }
  72          */
  73
  74 }