/**
* Force the wizard to be completed
*
* 1. You cannot bypass the wizard.
* 2. You cannot skip ahead to future steps.
* 3. You cannot go back to previous steps.
*/
private function maybe_force_redirect()
{
if (!$this->is_wizard()) {
wp_safe_redirect(wpem_get_wizard_url());
exit;
}
if ($this->last_viewed->name !== wpem_get_current_step()->name) {
wp_safe_redirect($this->last_viewed->url);
exit;
}
}
/**
* Save fields
*
* @return array|bool
*/
public function save()
{
$saved = [];
$invalid = [];
foreach ($this->fields as $field) {
preg_match('/\\[(.*?)\\]/', $field['name'], $key);
// Get key from brackets
$key = isset($key[1]) ? $key[1] : null;
$name = preg_replace('/[\\[].*[\\]]/', '', $field['name']);
// Strip brackets
$value = $key && isset($_POST[$name][$key]) ? $_POST[$name][$key] : (isset($_POST[$name]) ? $_POST[$name] : null);
// Support arrays
$sanitizer = empty($field['sanitizer']) ? null : $field['sanitizer'];
// Maybe sanitize
if ($value && $sanitizer && is_callable($sanitizer)) {
$value = is_array($value) ? array_map($sanitizer, $value) : $sanitizer($value);
}
// Maybe validate
if (!$value && !empty($field['required'])) {
$invalid[] = $key ? sprintf('%s[%s]', $name, $key) : $name;
continue;
}
// Maybe use default
if (!$value && isset($field['default'])) {
$value = $field['default'];
}
$result = false;
// Only save WPEM options directly to the database
if (0 === strpos($name, 'wpem_')) {
if ($key) {
$option = (array) get_option($name, []);
$option[$key] = $value;
$value = $option;
}
$result = update_option($name, $value);
}
// Maybe save to log
if (empty($field['skip_log'])) {
$log = new Log();
$result = $log->add_step_field($name, $value);
}
if ($result) {
$saved[$name] = $value;
}
}
if (!empty($invalid)) {
wp_safe_redirect(add_query_arg(['step' => wpem_get_current_step()->name, 'error' => true, 'fields' => implode(',', $invalid)], wpem_get_wizard_url()));
exit;
}
return $saved;
}
/**
* Register the steps used by the wizard
*/
private function register_steps()
{
// Some steps depend on the image api
$this->steps = [new Step_Start($this->log), new Step_Settings($this->log, $this->image_api), new Step_Contact($this->log), new Step_Theme($this->log, $this->image_api)];
foreach ($this->steps as $i => $step) {
$step->position = $i + 1;
$step->url = add_query_arg(['step' => $step->name], wpem_get_wizard_url());
}
$this->last_viewed = $this->get_step_by('name', get_option('wpem_last_viewed', 'start'));
}
/**
* Update options in bulk
*
* @param array $options
*/
private function bulk_update_options($options)
{
if (empty($options) || !is_array($options)) {
return;
}
foreach ($options as $option) {
$name = sanitize_key($option['name']);
$label = !empty($option['label']) ? $option['label'] : $name;
$value = filter_input(INPUT_POST, $name);
// Validate
if (!empty($option['required']) && '' === $value) {
wp_safe_redirect(add_query_arg(array('step' => $this->name, 'error' => true), wpem_get_wizard_url()));
exit;
}
// Sanitize
if (!empty($option['sanitizer']) && function_exists($option['sanitizer'])) {
$value = call_user_func($option['sanitizer'], $value);
}
update_option($name, $value);
$log = new WPEM_Log();
$log->add_step_field($name, $value);
}
}
