PHP FormElement::setTypeAsUploadFile方法代码示例

/**
 * Show the import course page.
 */
function WPCW_showPage_ImportExport_importUsers()
{
    $page = new PageBuilder(true);
    $page->showPageHeader(__('Import Users from CSV File', 'wp_courseware'), '75%', WPCW_icon_getPageIconURL());
    // Show selection menu for import/export to save pages
    WPCW_showPage_ImportExport_menu('import_users');
    // Show form to import some XML
    $form = new FormBuilder('wpcw_import_users');
    $form->setSubmitLabel(__('Import Users', 'wp_courseware'));
    // Course upload for XML file
    $formElem = new FormElement('import_course_csv', __('User Import CSV File', 'wp_courseware'), true);
    $formElem->setTypeAsUploadFile();
    $form->addFormElement($formElem);
    if ($form->formSubmitted()) {
        // Do the full export
        if ($form->formValid()) {
            // Handle the importing/uploading
            WPCW_users_importUsersFromFile($page);
        } else {
            $page->showListOfErrors($form->getListOfErrors(), __('Unfortunately, there were some errors trying to import the XML file.', 'wp_courseware'));
        }
    }
    // Workout maximum upload size
    $max_upload = (int) ini_get('upload_max_filesize');
    $max_post = (int) ini_get('post_max_size');
    $memory_limit = (int) ini_get('memory_limit');
    $upload_mb = min($max_upload, $max_post, $memory_limit);
    printf('<p class="wpcw_doc_quick">');
    printf(__('You can import a CSV file of users using the form below.', 'wp_courseware') . ' ' . __('The <b>maximum upload file size</b> for your server is <b>%d MB</b>.', 'wp_courseware'), $upload_mb);
    printf('</p>');
    echo $form->toString();
    printf('<br/><br/><div class="wpcw_docs_wrapper">');
    printf('<b>%s</b>', __('Some tips for importing users via a CSV file:', 'wp_courseware'));
    printf('<ul>');
    printf('<li>' . __('If a user email address already exists, then just the courses are updated for that user.', 'wp_courseware'));
    printf('<li>' . __('User names are generated from the first and last name information. If a user name already exists, then a unique username is generated.', 'wp_courseware'));
    printf('<li>' . __('To add a user to many courses, just separate those course IDs with a comma in the <code>courses_to_add_to</code> column.', 'wp_courseware'));
    printf('<li>' . __('If a user is created, any courses set to be automatically assigned will be done first, and then the courses added in the <code>courses_to_add_to</code> column.', 'wp_courseware'));
    printf('<li>' . __('You can download an <a href="%s">example CSV file here</a>.', 'wp_courseware') . '</li>', admin_url('?wpcw_export=csv_import_user_sample'));
    printf('<li>' . __('The IDs for the training courses can be found on the <a href="%s">course summary page</a>.', 'wp_courseware') . '</li>', admin_url('admin.php?page=WPCW_wp_courseware'));
    printf('</ul>');
    printf('</div>');
    $page->showPageFooter();
}

 /**
  * Convert an array of details into a form element.
  * @param String $fieldName The name of the form element
  * @param Array $fieldDetails The list of details for the form element.
  */
 protected function createElementObject($fieldName, $fieldDetails)
 {
     // Extract fields
     $label = $this->formObj->getArrayValue($fieldDetails, 'label');
     $type = $this->formObj->getArrayValue($fieldDetails, 'type');
     // Required 'true' or true are valid
     $required = $this->formObj->getArrayValue($fieldDetails, 'required');
     $required = $required == 'true' || $required == '1';
     // Start creating form element if anything other than a break.
     $elem = false;
     if ($type != 'break') {
         $elem = new FormElement($fieldName, $label, $required);
     }
     // Handle specific types
     switch ($type) {
         // Text Area
         case 'textarea':
             $rows = $this->formObj->getArrayValue($fieldDetails, 'rows') + 0;
             if ($rows == 0) {
                 $rows = 5;
             }
             $elem->setTypeAsTextArea($rows, 70);
             break;
             // Select/Dropdown
         // Select/Dropdown
         case 'select':
             $options = false;
             if (isset($fieldDetails['data']) && is_array($fieldDetails['data'])) {
                 $options = $fieldDetails['data'];
             }
             $elem->setTypeAsComboBox($options);
             break;
             // Radio Buttons
         // Radio Buttons
         case 'radio':
             $options = false;
             if (isset($fieldDetails['data']) && is_array($fieldDetails['data'])) {
                 $options = $fieldDetails['data'];
             }
             $elem->setTypeAsRadioButtons($options);
             break;
             // Checkbox
         // Checkbox
         case 'checkbox':
             $label = false;
             if (isset($fieldDetails['extralabel'])) {
                 $label = $fieldDetails['extralabel'];
             }
             $elem->setTypeAsCheckbox($label);
             break;
             // Checkbox List
         // Checkbox List
         case 'checkboxlist':
             $options = false;
             if (isset($fieldDetails['data']) && is_array($fieldDetails['data'])) {
                 $options = $fieldDetails['data'];
             }
             $elem->setTypeAsCheckboxList($options);
             break;
             // Merged Fields - process each sub element
         // Merged Fields - process each sub element
         case 'merge':
             $elementList = array();
             if (!empty($fieldDetails['merge'])) {
                 foreach ($fieldDetails['merge'] as $fieldName => $fieldDetails) {
                     $elementList[] = $this->createElementObject($fieldName, $fieldDetails);
                 }
             }
             $elem->setTypeAsMergedElements($elementList);
             break;
             // File upload
         // File upload
         case 'uploadfile':
             $elem->setTypeAsUploadFile($this->formObj->getArrayValue($fieldDetails, 'show_existing'), $this->formObj->getArrayValue($fieldDetails, 'valid_if_value'));
             break;
             // Custom HTML
         // Custom HTML
         case 'custom':
             $elem->setTypeAsCustom($this->formObj->getArrayValue($fieldDetails, 'html'));
             break;
             // Hidden field
         // Hidden field
         case 'hidden':
             $elem->setTypeAsHidden();
             break;
             // Section break
         // Section break
         case 'break':
             $this->formObj->addBreak($fieldName, $this->formObj->getArrayValue($fieldDetails, 'html'));
             break;
             // Text box
         // Text box
         default:
             break;
     }
//.........这里部分代码省略.........