/**
* Get an instance of the object
*
* @return CTCT_Process_Form
*/
static function &getInstance()
{
if (empty(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* HTML Signup form to be used in widget and shortcode
*
* Based on original widget code but broken out to be used in shortcode and
* any other place where non-logged-in users will be signing up.
*
* Modify the output by calling `add_filter('constant_contact_form', 'your_function');`
*
* @param array|string $passed_args Settings for generating the signup form
* @param boolean $echo True: Echo the form; False: return form output.
* @return string Form HTML output
*/
static function signup_form($passed_args, $echo = true)
{
do_action('ctct_debug', 'constant_contact_public_signup_form', $passed_args, @$_POST);
$output = $error_output = $success = $process_class = $hiddenlistoutput = '';
$default_args = array('before' => null, 'after' => null, 'formid' => 0, 'redirect_url' => false, 'lists' => array(), 'title' => '', 'exclude_lists' => array(), 'description' => '', 'show_list_selection' => false, 'list_selection_title' => __('Add me to these lists:', 'ctct'), 'list_selection_format' => NULL, 'list_format' => NULL, 'widget' => false);
$settings = shortcode_atts($default_args, $passed_args);
/**
* This unique id will be used to differentiate from other forms on the same page.
* It will also be used to store cached forms.
*
* Only get the first 10 characters, since that's all we really need.
* @var string
*/
$unique_id = substr(sha1(maybe_serialize($settings)), 0, 10);
$form = CTCT_Form_Designer_Helper::get_form($settings['formid']);
// Merge using the form settings
$settings = shortcode_atts($settings, $form);
// Override one more time using the passed args as the final
$settings = shortcode_atts($settings, $passed_args);
// BACKWARD COMPATIBILITY
$settings['list_selection_format'] = empty($settings['list_selection_format']) ? $settings['list_format'] : $settings['list_selection_format'];
extract($settings, EXTR_SKIP);
// The form does not exist.
if (!$form) {
do_action('ctct_log', sprintf('Form #%s does not exist. Called on %s', $formid, esc_url(add_query_arg(array()))));
if (current_user_can('manage_options')) {
return '<!-- Constant Contact API Error: Form #' . $formid . ' does not exist. -->';
}
return false;
}
// If other lists aren't passed to the function,
// use the default lists defined in the form designer.
if (empty($lists) && !empty($form['lists'])) {
$lists = $form['lists'];
}
$selected = $lists;
if ($widget) {
$lists = isset($form['lists']) ? $form['lists'] : null;
$show_list_selection = !empty($form['formfields']) && is_array($form['formfields']) ? in_array('lists', $form['formfields']) : null;
$list_selection_format = @$form['list_format'];
$selected = isset($form['checked_by_default']) ? $form['checked_by_default'] : false;
}
/**
* Make it possible to call using shortcode comma separated values. eg: lists=1,2,3
*/
if (is_string($lists)) {
$lists = explode(',', $lists);
}
// The form is retrieved from constant_contact_retrieve_form()
// and then the variables are replaced further down the function.
if ($formid !== '' && function_exists('constant_contact_retrieve_form')) {
$force = isset($_REQUEST['cache']) || isset($_REQUEST['uniqueformid']) && $_REQUEST['uniqueformid'] === $unique_id ? true : false;
$form = constant_contact_retrieve_form($formid, $force, $unique_id, $lists);
} elseif (!function_exists('constant_contact_retrieve_form') && current_user_can('manage_options')) {
echo '<!-- Constant Contact API Error: `constant_contact_retrieve_form` function does not exist. -->';
}
// If the form returns an error, we want to get out of here!
if (empty($form) || is_wp_error($form)) {
if (is_wp_error($form)) {
do_action('ctct_debug', 'Form is empty or WP_Error', $form);
}
return false;
}
// Modify lists with this filter
$lists = apply_filters('constant_contact_form_designer_lists', apply_filters('constant_contact_form_designer_lists_' . $formid, $lists));
/**
* Display errors or Success message if the form was submitted.
*/
$ProcessForm = CTCT_Process_Form::getInstance();
$errors = $ProcessForm->getErrors();
$success = '';
/**
* Success message: If no errors AND signup was successful show the success message
*/
if (!empty($errors)) {
$process_class = ' has_errors';
$error_output = '';
do_action('ctct_debug', 'Handling errors in constant_contact_public_signup_form', $errors);
// Set up error display
$error_output .= '<div id="constant-contact-signup-errors" class="error">';
$error_output .= '<ul>';
foreach ($errors as $error) {
$error_data = $error->get_error_data();
$error_label_for = '';
// We only want simple error data that we can output here. Akismet triggers an array instead of a string.
if (is_string($error_data)) {
/**
* The input ID is stored in the WP_Error error data.
* @see CTCT_Process_Form::checkRequired()
*/
$error_field_id = CTCT_Form_Designer_Output::get_field_id($ProcessForm->id(), $error_data);
$error_label_for = ' for="' . esc_attr($error_field_id) . '"';
}
$error_output .= '<li><label' . $error_label_for . '>' . $error->get_error_message() . '</label></li>';
}
$error_output .= '</ul>';
$error_output .= '</div>';
// Filter output so text can be modified by plugins/themes
$error_output = apply_filters('constant_contact_form_errors', $error_output);
} elseif (is_a($ProcessForm->getResults(), 'Ctct\\Components\\Contacts\\Contact')) {
$process_class = ' has_success';
$success = '<p class="success cc_success">';
$success .= esc_html__('Success, you have been subscribed.', 'ctct');
$success .= '</p>';
$success = apply_filters('constant_contact_form_success', $success);
// Force refresh of the form
}
$form = str_replace('<!-- %%SUCCESS%% -->', $success, $form);
$form = str_replace('<!-- %%ERRORS%% -->', $error_output, $form);
$form = str_replace('<!-- %%PROCESSED_CLASS%% -->', $process_class, $form);
// Generate the current page url, removing the success _GET query arg if it exists
$current_page_url = remove_query_arg('success', CTCT_Form_Designer_Helper::current_page_url());
$form = str_replace('<!-- %%ACTION%% -->', $current_page_url, $form);
if (strpos($form, '%%LISTSELECTION%%') > 0) {
$listsOutput = '';
// If lists are submitted, use those.
// Otherwise, consider all/no lists selected based on `$selected` setting.
$selected = !empty($_POST['lists']) ? (array) $_POST['lists'] : (bool) $selected;
// Remove the cache for this whole joint
$listsOutput = KWSContactList::outputHTML($lists, array('fill' => true, 'id_attr' => $unique_id . '-%%id%%', 'showhidden' => false, 'checked' => $selected, 'type' => $list_selection_format ? $list_selection_format : 'hidden'));
// If you're showing list selection, show the label and wrap it in a container.
$listsOutput = '<div class="cc_newsletter input-text-wrap cc-input-type-' . esc_attr($list_selection_format) . '">
' . $listsOutput . '
</div>';
$form = str_replace('<!-- %%LISTSELECTION%% -->', $listsOutput, $form);
}
/**
* Finish form output including a hidden field for referrer and submit button
*/
$hiddenoutput = '
<div>
<input type="hidden" id="cc_redirect_url" name="cc_redirect_url" value="' . urlencode($redirect_url) . '" />
<input type="hidden" id="cc_referral_url" name="cc_referral_url" value="' . urlencode($current_page_url) . '" />
<input type="hidden" name="cc_referral_post_id" value="' . get_the_ID() . '" />
<input type="hidden" name="uniqueformid" value="' . $unique_id . '" />
<input type="hidden" name="ccformid" value="' . $formid . '" />
</div>';
$form = str_replace('<!-- %%HIDDEN%% -->', $hiddenoutput, $form);
// All remaining tags should be removed.
$form = preg_replace('/\\%\\%(.*?)\\%\\%/ism', '', $form);
$output = apply_filters('constant_contact_form', apply_filters('constant_contact_form_' . $formid, $form));
do_action('ctct_debug', 'form output', $output);
/**
* Echo the output if $settings['echo'] is true
*/
if ($echo) {
echo $output;
}
/**
* And always return the $output
*/
return $output;
}
/**
* Hook into profile_update action to update our user subscription info if necessary
*
* @param <type> $user
*
* @return <type>
*/
function update($user)
{
CTCT_Process_Form::getInstance()->process();
$this->errors = CTCT_Process_Form::getInstance()->get_errors();
}