webform.module

对于。Net最新的MVC开发方式提供自动对类的注入Webform

  }
  
  // Print the correct field type specification
  // We always need: name and description.
  $form .= form_hidden('webform_edited_type', $currfield['type']);
  $form .= form_hidden('webform_edited_key', $currfield['key']);
  $form .= form_textfield(t("Name"), "webform_edited_name", $currfield['name'], 60,
			    127, t('Name of the field. This is used as a descriptive label and as the key when saving data in the database.').($error['webform_edited_name'] ? $error['webform_edited_name'] : ''));
  $form .= form_textfield(t("Description"), "webform_edited_extra][description", $currfield['extra']['description'], 
                          60, 127, 
                          t('A short description of the field used as help for the user when he/she uses the form.').'<br />'.
                          webform_help('webform/helptext#variables').
                          ($error['webform_edited_extra'] ? $error['webform_edited_extra'] : ''));

  // Extra for textfield
  switch($currfield['type']) {
  case 'email':
    $form .= form_item(t('Default value'), NULL, t('The default value of a email field is always the users email address if he/she is logged in.'));
    $form .= form_textfield(t("Width"), "webform_edited_extra][width", $currfield['extra']['width'], 
                            5, 10, 
                            t('Width of the textfield.').
                            ($error['webform_edited_extra'] ? $error['webform_edited_extra'] : ''));
    break;
  case 'textfield':
    $form .= form_textfield(t("Default value"), "webform_edited_default", $currfield['default'], 
                            60, 127, 
                            t('The default value of the field.').'<br />'.
                            webform_help('webform/helptext#variables').
                            ($error['webform_edited_default'] ? $error['webform_edited_default'] : ''));
    
    $form .= form_textfield(t("Width"), "webform_edited_extra][width", $currfield['extra']['width'], 
                            5, 10, 
                            t('Width of the textfield.').
                            ($error['webform_edited_extra'] ? $error['webform_edited_extra'] : ''));
    break;
  case 'hidden':
    $form .= form_textfield(t("Default value"), "webform_edited_default", $currfield['default'], 
                            60, 127, 
                            t('The value of the field.').'<br />'.
                            webform_help('webform/helptext#variables').
                            ($error['webform_edited_default'] ? $error['webform_edited_default'] : ''));
    break;
  case 'textarea':
    $form .= form_textarea(t("Default value"), "webform_edited_default", $currfield['default'], 
                            60, 5, 
                            t('The default value of the area.').'<br />'.
                            webform_help('webform/helptext#variables').
                            ($error['webform_edited_default'] ? $error['webform_edited_default'] : ''));
    
    $form .= form_textfield(t("Width"), "webform_edited_extra][cols", $currfield['extra']['cols'], 
                            5, 10, 
                            t('Width of the textarea.').
                            ($error['webform_edited_extra'] ? $error['webform_edited_extra'] : ''));
    $form .= form_textfield(t("Height"), "webform_edited_extra][rows", $currfield['extra']['rows'], 
                            5, 10, 
                            t('Height of the textarea.').
                            ($error['webform_edited_extra'] ? $error['webform_edited_extra'] : ''));
    break;
  case 'select':
    $form .= form_textarea(t("Options"), "webform_edited_extra][items", $currfield['extra']['items'], 
                            60, 5, 
                            t('Enter one option per line.').'<br />'.
                            webform_help('webform/helptext#variables').
                            ($error['webform_edited_default'] ? $error['webform_edited_default'] : ''));
    $form .= form_textfield(t("Default value"), "webform_edited_default", $currfield['default'], 
                            60, 127, 
                            t('The preselected value.').'<br />'.
                            webform_help('webform/helptext#variables').
                            ($error['webform_edited_default'] ? $error['webform_edited_default'] : ''));
    $form .= form_checkbox(t('Multiple'), "webform_edited_extra][multiple", 'Y',
                           ($currfield['extra']['multiple']=='Y'?TRUE:FALSE), 
                           t('Check this option if the user should be allowed to choose multiple values.'));
    $form .= form_checkbox(t('Listbox'), "webform_edited_extra][aslist", 'Y',
                           ($currfield['extra']['aslist']=='Y'?TRUE:FALSE), 
                           t('Check this option if you want the select component to be of listbox type instead of radiobuttons or checkboxes.'));
    break;
    
	/*
	case 'explanation':
    $form .= form_textarea(t("Options"), "webform_edited_extra][items", $currfield['extra']['items'],
                            60, 5,
                            t('Enter the explaination text.').'<br />'.
                            webform_help('webform/helptext#variables').
                            ($error['webform_edited_default'] ? $error['webform_edited_default'] : ''));

		break;
  */

  } // End switch

  if( isset($_POST['edit']) ) {
    $edit = $_POST['edit'];
    foreach($edit as $key => $value) {
      if( is_array($edit[$key]) ) {
        foreach($edit[$key] as $key2 => $value2) {
          if( !empty($value2) ) 
            $form .= form_hidden("$key][".$key2, $value2);
        }
      }
      else if( !empty($value) ) {
        $form .= form_hidden($key, $value);
      }
    }
  }
  
  $form .= form_button(t('Done'),  'webform_edit_done');
  $form .= t("<br>Warning: This button will accept your changes as sub-part of the edit.  You will still have to select <b>'submit'</b> on the next screen to make your changes permanent.");

  print theme('page', form($form));
}

function _webform_process_submit(&$node, &$errors) {
  global $user, $base_url;
  include_once("webform.inc");
  
  // Check referer to deny posting from of sites.
  if ( variable_get('webform_allow_cross_site_posting', 0) == 1) {
    $referer = parse_url( urldecode($_SERVER['HTTP_REFERER']));
    $base = parse_url( urldecode($base_url.'/'));

    if ( $referer['scheme'] != $base['scheme']
         || $referer['host'] != $base['host']
         ) {
      // The submission didn't originate from our own domain, return false
      watchdog('webform', t('Trying to post to webform from external domain.'),
               WATCHDOG_WARNING,
               '<a href="'.$_SERVER['HTTP_REFERER'].'">'.t('Visit referer').'</a>');
      drupal_set_message(t('You are not allowed to post to this form from an external domain.'), 'error');
      return false;    
    }
  }

  // Check to see if the user has right to use the webform
  if ( !user_access('use all webforms') ){
    if( !(is_array($node->roles) && 
          array_intersect($node->roles, array_keys($user->roles)) ) ) {
      $message = t("You are not allowed to submit data using this form.");
      drupal_set_message($message, 'error');
      return false;
    }
  }
  // Handle posting to the form and output status.
  $reply = $_POST['edit']['submitted'];
  _webform_save_submission($node, $reply);
  $message = _webform_create_mailmessage($reply);
  
  if (isset($node->email)) {
    $node->email = strip_tags($node->email);
    if (!empty($node->email)) {
      // Build arrays of possible return email addresses and email subject lines from elements on the form
      // This is a duplicate of the code that creates the arrays for selection.
      $email_from_string = "From: ". mime_header_encode(variable_get('site_mail', "webmail@{$_SERVER['SERVER_NAME']}"))."\r\n";
      $email_subject_string = t('Form submission from: ').' '.$node->title;
      
      if( is_array($node->webformcomponents_name) && !empty($node->webformcomponents_name)) {
        foreach($node->webformcomponents_name as $key => $name) {
          $type = $node->webformcomponents_type[$key];
          //$value = $node->webformcomponents_value[$key];
          if( $type == 'email' || $type == 'hidden' ){
            if($name == $node->email_from){
              $email_from_string = "From: ".mime_header_encode(strip_tags("$reply[$name]"))."\r\n";
            }
          }
          
          if( $type == 'textfield' || $type == 'hidden' ){
            if($name == $node->email_subject){
              $email_subject_string = strip_tags("$reply[$name]");
            }
          }
        }
      }
      
      $headers = $email_from_string;
      $headers .= "Date: ".date("r")."\r\n".
        "X-Mailer: Drupal Webform (PHP/" . phpversion().")";
      
      user_mail($node->email, $email_subject_string, $message, $headers);
    }
  }
  
  if (variable_get('webform_debug', 0) >= 2) {
    drupal_set_message("<pre>$message</pre>");
  }
  
  if (variable_get('webform_debug', 0) >= 1) {
    watchdog('webform', 
             t('Submission posted to ')."'$node->title'.<br />\n".nl2br(htmlentities($message)),
             WATCHDOG_NOTICE);
    
    //TODO: Add reference back to submitted webform
  }
  return true;
}

function _webform_thanks() {
  if ( arg(2) ) {
    $node = node_load(array('nid' => arg(2)));
    if ( node_access('view', $node) ) {
      $node->body = check_output($node->confirmation, $node->format);
      drupal_set_title($node->title);
      print theme('page', theme('node', $node, FALSE, TRUE));
    }
    else {
      drupal_access_denied();
    }
  }
  else {
    drupal_not_found();
  }
}

/**
 * function _webform_create_widget Constructs a widget out of form items.  A widget may have multiple form items
 * as in the case of a select component.
 * @param $name The name of the component as used for the database table and the display
 * @param $type
 * @param $mandatory A boolean indicating that entry is mandatory ad will be policed.
 * @param $value
 * @param $extra
 * @param $err
 * @param $nid
 * @param $sid The Session ID to get the default values from or 0 or NULL to use the component defaults
 * @returns An HTML string sufficient to render the widget
 */
function _webform_create_widget($name, $type, $mandatory, $value, $extra, $err = '', $nid = 0, $sid = 0) {
  global $user;
  $componentname = "submitted][$name";

  if($sid && $nid){
    // This widget is to be set with data that is a reflection of a current sid therefore we must harvest the data
    //$sid_record = _webform_print_csv_string($title_string,arg(2),'record',NULL,$sid);

    $sid_query = 'SELECT sd.sid as sid, sd.name as name, sd.data as data '.
      'FROM {webform_submitted_data} sd '.
      "WHERE sd.nid = %d AND sd.sid = %d AND sd.name = '%s'";

    $main_result = db_query($sid_query, $nid, $sid, $name);

    // Most components will return only a single entry from this query
    // multiple choice objects may not however, and require a linear array of default values

    //print "<p>Found " . db_num_rows($main_result) . " records for component: $name.";

    $recs = db_num_rows($main_result);
    if($recs > 1){
      // Error! Can occur if component types are changed by editing after data has been submitted.
      // This error is currently ignored and only the first of such multiple values
      // will be used.
    }

    $record = db_fetch_object($main_result);
    $value = ($extra['multiple'] == 'Y') ? unserialize($record->data):$record->data;
  }

  switch($type) {
  case 'textarea':

    return form_textarea($name, $componentname, $value, $extra['cols'], $extra['rows'], 
                         _webform_filtervalues($extra['description']), $extra['attributes'], $mandatory);
    break;
  case 'select':
    $items = explode("\n", _webform_filtervalues($extra['items']));
    foreach($items as $k => $v) {
      $v = trim($v);
      if ( strlen($v) )
        $options[$v] = $v;
    }
    if ( $extra['aslist'] == 'Y' ) {
      if ( !is_array($value) ) {
        $value = array($value);
      }
      return form_select($name,  $componentname,
                         $value, $options,
                         _webform_filtervalues($extra['description']), $extra['attributes']['dummy'], 
                         ($extra['multiple'] == 'Y'), $mandatory);
      }else
      {
      if ( $extra['multiple'] == 'Y' ) {
        if ( !is_array($value) ) {
          $value = array($value);
        }
        return form_checkboxes($name, $componentname, $value, $options, 
                               _webform_filtervalues($extra['description']), $extra['attributes'], $mandatory);      
      }
      else {
        return form_radios($name, $componentname, $value, $options, 
                           _webform_filtervalues($extra['description']), $mandatory, NULL);
      }
    }
    break;
  case 'label':
    return form_item($name, NULL, _webform_filtervalues($extra['description']));
  case 'hidden':
    return form_hidden($componentname, $value);
  case 'email':
    if($user->uid && $user->mail && empty($value)) {
      $value = $user->mail;
    }
  default:  // textfield
    $maxsize = 255;
    if ($extra['width'] && is_numeric($extra['width'])) {
      $maxsize = $extra['width'];
    }
    return form_textfield($name, $componentname, $value, ($extra['width']?$extra['width']:50),
                          $maxsize, _webform_filtervalues($extra['description']), 
                          $extra['attributes'], ($mandatory==1?TRUE:FALSE));
    break;
  }
}

function _webform_submission_ok($name, $type, $value, $mandatory) {
  // Check if it is mandatory and if so that it exists and have a value
  if($mandatory && !strlen(trim($value))) {
    form_set_error('submitted]['.$name, t('You have not completed the form. %s is a mandatory field.', array('%s' => $name)));
    return 1;
  }
  return 0;