public static function get_instance()
{
if (empty(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
public function scan_form_tags($cond = null)
{
$manager = WPCF7_FormTagsManager::get_instance();
if (!empty($this->scanned_form_tags)) {
$scanned = $this->scanned_form_tags;
} else {
$scanned = $manager->scan($this->prop('form'));
$this->scanned_form_tags = $scanned;
}
if (empty($scanned)) {
return array();
}
if (!is_array($cond) || empty($cond)) {
return $scanned;
}
for ($i = 0, $size = count($scanned); $i < $size; $i++) {
if (isset($cond['type'])) {
if (is_string($cond['type']) && !empty($cond['type'])) {
if ($scanned[$i]['type'] != $cond['type']) {
unset($scanned[$i]);
continue;
}
} elseif (is_array($cond['type'])) {
if (!in_array($scanned[$i]['type'], $cond['type'])) {
unset($scanned[$i]);
continue;
}
}
}
if (isset($cond['name'])) {
if (is_string($cond['name']) && !empty($cond['name'])) {
if ($scanned[$i]['name'] != $cond['name']) {
unset($scanned[$i]);
continue;
}
} elseif (is_array($cond['name'])) {
if (!in_array($scanned[$i]['name'], $cond['name'])) {
unset($scanned[$i]);
continue;
}
}
}
}
return array_values($scanned);
}
public function validate_form()
{
$body = $this->contact_form->prop('form');
$pattern = '%<label(?:[ \\t\\n]+.*?)?>(.+?)</label>%s';
if (preg_match_all($pattern, $body, $matches)) {
$manager = WPCF7_FormTagsManager::get_instance();
foreach ($matches[1] as $insidelabel) {
$tags = $manager->scan($insidelabel);
$fields_count = 0;
foreach ($tags as $tag) {
$tag = new WPCF7_FormTag($tag);
if (in_array($tag->basetype, array('checkbox', 'radio'))) {
$fields_count += count($tag->values);
if ($tag->has_option('free_text')) {
$fields_count += 1;
}
} elseif (!empty($tag->name)) {
$fields_count += 1;
}
if (1 < $fields_count) {
$this->add_error('form.body', self::error_multiple_controls_in_label, array('link' => __('http://contactform7.com/configuration-errors/#form.body:error_multiple_controls_in_label', 'contact-form-7')));
return;
}
}
}
}
}
public static function get_instance()
{
wpcf7_deprecated_function(__METHOD__, '4.6', 'WPCF7_FormTagsManager::get_instance');
self::$form_tags_manager = WPCF7_FormTagsManager::get_instance();
return new self();
}
