function form_field_delete()
{
$data = $this->_wysija_form_get_data();
// check for field_id parameter
if (isset($data['field_id']) && (int) $data['field_id'] > 0) {
// get custom field by id
$custom_field = WJ_Field::get($data['field_id']);
// if the custom field exists
if ($custom_field !== null) {
// we need to remove the field in any form
// get all forms
$model_forms = WYSIJA::get('forms', 'model');
$forms = $model_forms->getRows();
// get custom field name
$field_name = $custom_field->user_column_name();
if (is_array($forms) && count($forms) > 0) {
// loop through each form
foreach ($forms as $i => $form) {
$requires_update = false;
// decode form data
$data = unserialize(base64_decode($form['data']));
// loop through each block
foreach ($data['body'] as $j => $block) {
// in case we find a text block
if ($block['field'] === $field_name) {
unset($data['body'][$j]);
// flag form to be updated
$requires_update = true;
}
}
// if the form requires update, let's do it
if ($requires_update === true) {
$model_forms->reset();
$model_forms->update(array('data' => base64_encode(serialize($data))), array('form_id' => (int) $form['form_id']));
}
}
}
// delete custom field
$custom_field->delete();
}
}
}
public function set($args)
{
$this->user_id = $args['user_id'];
$this->field = WJ_Field::get($args['field_id']);
}
function form_widget_settings()
{
$this->iframeTabs = array('form_widget_settings' => __('Widget Settings', WYSIJA));
$this->js[] = 'wysija-admin-ajax';
$this->js[] = 'wysija-base-script-64';
$this->js[] = 'wysija-scriptaculous';
$_GET['tab'] = 'form_widget_settings';
// if there is a field id, let's get all that from this field
if (isset($_REQUEST['field_id'])) {
$field_id = (int) $_REQUEST['field_id'] > 0 ? (int) $_REQUEST['field_id'] : 0;
// if the id is positive then try to fetch field data
$custom_field = WJ_Field::get($field_id);
// if field has been found
if ($custom_field !== NULL) {
$this->data['name'] = isset($_REQUEST['name']) ? $_REQUEST['name'] : $custom_field->name;
$this->data['type'] = isset($_REQUEST['type']) ? $_REQUEST['type'] : $custom_field->type;
$this->data['field'] = $custom_field->user_column_name();
$this->data['params'] = $custom_field->settings;
} else {
$this->data['name'] = isset($_REQUEST['name']) ? $_REQUEST['name'] : null;
$this->data['type'] = isset($_REQUEST['type']) ? $_REQUEST['type'] : null;
$this->data['field'] = null;
$this->data['params'] = null;
}
$this->data['field_id'] = $field_id;
} else {
// extract parameters from url
$params = array();
if (isset($_REQUEST['params']) && trim(strlen($_REQUEST['params'])) > 0) {
$pairs = explode('|', $_REQUEST['params']);
if (count($pairs) > 0) {
foreach ($pairs as $pair) {
// extract both key and value
list($key, $value) = explode(':', $pair);
// decode value
$value = base64_decode($value);
// unserialize if necessary (using is_serialized from WordPress)
if (is_serialized($value) === true) {
$value = unserialize($value);
}
$params[$key] = $value;
}
}
}
// common widget data
$this->data['name'] = isset($_REQUEST['name']) ? $_REQUEST['name'] : null;
$this->data['type'] = isset($_REQUEST['type']) ? $_REQUEST['type'] : null;
$this->data['field'] = isset($_REQUEST['field']) ? $_REQUEST['field'] : null;
// widget params
$this->data['params'] = $params;
// extra data that needs to be fetched for some widget
$extra = array();
switch ($this->data['type']) {
// in case of the list widget, we need to pass an array of all available lists
case 'list':
$model_list = WYSIJA::get('list', 'model');
// get lists users can subscribe to (aka "enabled list")
$extra['lists'] = $model_list->get(array('name', 'list_id', 'is_public'), array('is_enabled' => 1));
break;
}
$this->data['extra'] = $extra;
}
return $this->popupContent();
exit;
}
