'. t('In this challenge the visitor is asked for the n^th word of a given phrase.') .'

'; } } /** * Implementation of hook_menu(). */ function text_captcha_menu() { $items['admin/user/captcha/text_captcha'] = array( // add an administration tab for text_captcha 'title' => 'Text CAPTCHA', 'file' => 'text_captcha.admin.inc', 'page callback' => 'drupal_get_form', 'page arguments' => array('text_captcha_settings_form'), 'access arguments' => array('administer CAPTCHA settings'), 'type' => MENU_LOCAL_TASK, ); return $items; } /** * Implementation of hook_captcha */ function text_captcha_captcha($op, $captcha_type='') { switch ($op) { case 'list': return array('Text'); case 'generate': // Add in the necessary functions require_once drupal_get_path('module', 'text_captcha') .'/text_captcha.user.inc'; if ($captcha_type == 'Text') { // generate words $words = _text_captcha_generate_words((int) variable_get('text_captcha_word_quantity', 5)); // pick a random word $key = array_rand($words, 1); $answer = $words[$key]; // store the answer and build the form elements $result = array(); $result['solution'] = $answer; $result['form']['captcha_response'] = array( '#type' => 'textfield', '#title' => t('What is the @nth word in the phrase "@words"?', array('@nth' => _text_captcha_ordinal($key+1), '@words' => implode(' ', $words))), '#weight' => 0, '#size' => 15, '#required' => TRUE, ); return $result; } } }