public function layout_fields($layout, $id = NULL, $lang = NULL, $_context = NULL, $_name = NULL)
{
// add back in slash
$layout = str_replace(':', '/', $layout);
// check to make sure there is no conflict between page columns and layout vars
$layout = $this->fuel->layouts->get($layout, 'block');
if (!$layout) {
return;
}
// sort of kludgy but not wanting to encode/unencode brackets
if (empty($_context)) {
$_context = $this->input->get('context', TRUE);
}
if (empty($_name)) {
$_name = $this->input->get('name', TRUE);
}
if (empty($_name)) {
$_name = $_context;
}
if (!empty($_context)) {
$layout->set_context($_context);
}
if (!empty($id)) {
$model = $layout->model();
if (empty($model)) {
$this->load->module_model(FUEL_FOLDER, 'fuel_pagevariables_model');
$page_vars = $this->fuel_pagevariables_model->find_all_by_page_id($id, $lang);
// the following will pre-populate fields of a different language to the default values
if (empty($page_vars) and $this->fuel->language->has_multiple() and $lang != $this->fuel->language->default_option()) {
$page_vars = $this->fuel_pagevariables_model->find_all_by_page_id($id, $this->fuel->language->default_option());
}
} else {
if (is_array($model)) {
$module = key($model);
$model = current($model);
$this->load->module_model($module, $model);
} else {
$this->load->model($model);
}
$method = $layout->method();
if (empty($method)) {
$method = 'find_one_array';
}
$key_field = $this->{$model}->key_field();
$where[$key_field] = $id;
$page_vars = $this->{$model}->{$method}($where);
if (!empty($page_vars) and is_array($page_vars)) {
if (is_json_str($page_vars)) {
$page_vars = json_decode($page_vars, TRUE);
}
}
}
// extract variables
extract($page_vars);
$_name = end(explode('--', $_name));
$_name_var = str_replace(array('[', ']'), array('["', '"]'), $_name);
if (!empty($_name_var)) {
$_name_var_eval = '@$_name = (isset($' . $_name_var . ')) ? $' . $_name_var . ' : "";';
@eval($_name_var_eval);
}
if (isset($_name)) {
$block_vars = $_name;
$layout->set_field_values($block_vars);
}
}
$fields = $layout->fields();
$this->load->library('form_builder');
$this->form_builder->load_custom_fields(APPPATH . 'config/custom_fields.php');
$this->form_builder->question_keys = array();
$this->form_builder->submit_value = '';
$this->form_builder->cancel_value = '';
$this->form_builder->use_form_tag = FALSE;
//$this->form_builder->name_prefix = 'vars';
$this->form_builder->set_fields($fields);
$this->form_builder->display_errors = FALSE;
if (isset($block_vars)) {
$this->form_builder->set_field_values($block_vars);
}
$form = $this->form_builder->render();
$this->output->set_output($form);
}
/**
* Returns information about the anti SPAM method to use for the form.
*
* @access protected
* @return array
*/
protected function get_antispam_params()
{
if (is_json_str($this->anti_spam_method)) {
return json_decode($this->anti_spam_method, TRUE);
}
if (is_string($this->anti_spam_method)) {
return array('method' => $this->anti_spam_method);
}
return $this->anti_spam_method;
}
/**
* Creates a key / value associative array
*
* @access public
* @param array Fields parameters
* @return string
*/
public function keyval($params)
{
$form_builder =& $params['instance'];
if (!isset($params['delimiter'])) {
$params['delimiter'] = ":";
}
if (!isset($params['allow_numeric_indexes'])) {
$params['allow_numeric_indexes'] = FALSE;
}
if (!isset($params['allow_empty_values'])) {
$params['allow_empty_values'] = FALSE;
}
$split_delimiter = "\\s*" . $params['delimiter'] . "\\s*";
$process_key = isset($params['subkey']) ? $params['subkey'] : $params['key'];
// create an array with the key being the image name and the value being the caption (if it exists... otherwise the image name is used again)
$func_str = '
if (is_array($value))
{
foreach($value as $key => $val)
{
if (isset($val["' . $process_key . '"]))
{
if (is_string($val["' . $process_key . '"]))
{
$z = $val["' . $process_key . '"];
}
else if (is_array($val["' . $process_key . '"]) AND isset($val["' . $process_key . '"]["' . $params['name'] . '"]))
{
$z = $val["' . $process_key . '"]["' . $params['name'] . '"];
}
$json = array();
$rows = preg_split("#\\s*\\n|,\\s*#", $z);
foreach($rows as $r)
{
$vals = preg_split("#' . $split_delimiter . '#", $r);
if (isset($vals[1]))
{
$v = $vals[1];
$k = $vals[0];
$json[$k] = $v;
}
else
{
$json[] = $vals[0];
}
}
$first_item = current($json);
if (is_string($val["' . $process_key . '"]))
{
$value[$key]["' . $process_key . '"] = (!empty($first_item)) ? json_encode($json) : "";
}
else if (is_array($val["' . $process_key . '"]) AND isset($val["' . $process_key . '"]["' . $params['name'] . '"]))
{
$value[$key]["' . $process_key . '"]["' . $params['name'] . '"] = (!empty($first_item)) ? json_encode($json) : "";
}
}
}
return $value;
}
else
{
$json = array();
if (is_string($value))
{
$rows = preg_split("#\\s*\\n|,\\s*#", $value);
foreach($rows as $r)
{
if (is_string($r))
{
$vals = preg_split("#' . $split_delimiter . '#", $r);
if (isset($vals[1]))
{
$val = $vals[1];
$key = $vals[0];
$json[$key] = $val;
}
else
{
$json[] = $vals[0];
}
}
}
$first_item = current($json);
return (!empty($first_item)) ? json_encode($json) : "";
}
}
';
$func = create_function('$value', $func_str);
$form_builder->set_post_process($params['key'], $func);
if (!empty($params['value'])) {
if (is_json_str($params['value'])) {
$params['value'] = json_decode($params['value'], TRUE);
}
if (is_array($params['value'])) {
$new_value = array();
foreach ($params['value'] as $key => $val) {
if (!empty($val) or $params['allow_empty_values'] === TRUE and empty($val)) {
if (is_numeric($key) and $params['allow_numeric_indexes'] === FALSE) {
$new_value[] = $val;
} else {
$new_value[] = $key . $params['delimiter'] . $val;
}
}
}
if (!empty($new_value)) {
$params['value'] = implode("\n", $new_value);
} else {
$params['value'] = '';
}
}
} else {
$params['value'] = '';
}
$params['class'] = 'no_editor';
return $form_builder->create_textarea($params);
}
/**
* Unserialize a saved value
*
* @access public
* @param string the array value to unserialize
* @param string the unserialization method. If none is specified it will default to the default setting of the model which is 'json'
* @return array
*/
public function unserialize_value($val, $method = NULL)
{
// if not a valid field name, then we look for a key value with that name in the serialized_fields array
$invalid_field_names = array('json', 'serialize');
if (!in_array($method, $invalid_field_names)) {
foreach ($this->serialized_fields as $m => $field) {
if ($field == $method) {
$method = $m;
break;
}
}
}
if (empty($method)) {
$method = $this->default_serialization_method;
}
if ($method == 'serialize') {
if (is_serialized_str($val)) {
$val = unserialize($val);
}
} else {
if (is_json_str($val)) {
$val = json_decode($val, TRUE);
}
}
return $val;
}
public function get_form_fields($field = NULL)
{
$fields = array();
if (!empty($this->inputs)) {
foreach ($this->inputs as $key => $input) {
if (is_array($input)) {
if (isset($input['field']['block_name'])) {
$input['type'] = $input['field']['block_name'];
} elseif (empty($input['type'])) {
$input['type'] = 'text';
}
$fields[$input['name']] = new Form_field();
// merge in extra properties
if (!empty($input['field'])) {
if (is_array($input['field'])) {
$input = array_merge($input, $input['field']);
}
unset($input['field']);
}
// decode json strings automatically
foreach ($input as $k => $v) {
if (is_json_str($v)) {
$input[$k] = json_decode($v, TRUE);
}
}
$fields[$input['name']]->initialize($input);
} elseif ($input instanceof Form_field) {
$fields[$key] = $input;
}
}
}
if (!empty($field)) {
if (array_key_exists($field, $fields)) {
return $fields[$field];
}
return FALSE;
}
return $fields;
}
