original_string: public function start_attempt_button($buttontext, moodle_url $url,
              mod_quiz_preflight_check_form $preflightcheckform = null,
              $popuprequired = false, $popupoptions = null) {
  
          if (is_string($preflightcheckform)) {
              // Calling code was not updated since the API change.
              debugging('The third argument to start_attempt_button should now be the ' .
                      'mod_quiz_preflight_check_form from ' .
                      'quiz_access_manager::get_preflight_check_form, not a warning message string.');
          }
  
          $button = new single_button($url, $buttontext);
          $button->class .= ' quizstartbuttondiv';
          if ($popuprequired) {
              $button->class .= ' quizsecuremoderequired';
          }
  
          $popupjsoptions = null;
          if ($popuprequired && $popupoptions) {
              $action = new popup_action('click', $url, 'popup', $popupoptions);
              $popupjsoptions = $action->get_js_options();
          }
  
          if ($preflightcheckform) {
              $checkform = $preflightcheckform->render();
          } else {
              $checkform = null;
          }
  
          $this->page->requires->js_call_amd('mod_quiz/preflightcheck', 'init',
                  array('.quizstartbuttondiv [type=submit]', get_string('startattempt', 'quiz'),
                         '#mod_quiz_preflight_form', $popupjsoptions));
  
          return $this->render($button) . $checkform;
      }
code: public function start_attempt_button($buttontext, moodle_url $url,
              mod_quiz_preflight_check_form $preflightcheckform = null,
              $popuprequired = false, $popupoptions = null) {
  
          if (is_string($preflightcheckform)) {
              // Calling code was not updated since the API change.
              debugging('The third argument to start_attempt_button should now be the ' .
                      'mod_quiz_preflight_check_form from ' .
                      'quiz_access_manager::get_preflight_check_form, not a warning message string.');
          }
  
          $button = new single_button($url, $buttontext);
          $button->class .= ' quizstartbuttondiv';
          if ($popuprequired) {
              $button->class .= ' quizsecuremoderequired';
          }
  
          $popupjsoptions = null;
          if ($popuprequired && $popupoptions) {
              $action = new popup_action('click', $url, 'popup', $popupoptions);
              $popupjsoptions = $action->get_js_options();
          }
  
          if ($preflightcheckform) {
              $checkform = $preflightcheckform->render();
          } else {
              $checkform = null;
          }
  
          $this->page->requires->js_call_amd('mod_quiz/preflightcheck', 'init',
                  array('.quizstartbuttondiv [type=submit]', get_string('startattempt', 'quiz'),
                         '#mod_quiz_preflight_form', $popupjsoptions));
  
          return $this->render($button) . $checkform;
      }
code_tokens: public function start_attempt_button ( $ buttontext , moodle_url $ url , mod_quiz_preflight_check_form $ preflightcheckform = null , $ popuprequired = false , $ popupoptions = null ) { if ( is_string ( $ preflightcheckform ) ) { // Calling code was not updated since the API change. debugging ( 'The third argument to start_attempt_button should now be the ' . 'mod_quiz_preflight_check_form from ' . 'quiz_access_manager::get_preflight_check_form, not a warning message string.' ) ; } $ button = new single_button ( $ url , $ buttontext ) ; $ button -> class .= ' quizstartbuttondiv' ; if ( $ popuprequired ) { $ button -> class .= ' quizsecuremoderequired' ; } $ popupjsoptions = null ; if ( $ popuprequired && $ popupoptions ) { $ action = new popup_action ( 'click' , $ url , 'popup' , $ popupoptions ) ; $ popupjsoptions = $ action -> get_js_options ( ) ; } if ( $ preflightcheckform ) { $ checkform = $ preflightcheckform -> render ( ) ; } else { $ checkform = null ; } $ this -> page -> requires -> js_call_amd ( 'mod_quiz/preflightcheck' , 'init' , array ( '.quizstartbuttondiv [type=submit]' , get_string ( 'startattempt' , 'quiz' ) , '#mod_quiz_preflight_form' , $ popupjsoptions ) ) ; return $ this -> render ( $ button ) . $ checkform ; }
docstring: Generates the view attempt button
  
  @param string $buttontext the label to display on the button.
  @param moodle_url $url The URL to POST to in order to start the attempt.
  @param mod_quiz_preflight_check_form $preflightcheckform deprecated.
  @param bool $popuprequired whether the attempt needs to be opened in a pop-up.
  @param array $popupoptions the options to use if we are opening a popup.
  @return string HTML fragment.
docstring_tokens: Generates the view attempt button