/**
* All plugin settings saved in this method
*
* @return Redirect
*/
public function admin_init()
{
register_setting('get_facebook_likes', 'get_facebook_likes_settings');
if (!isset($_POST['_page_now']) || $_POST['_page_now'] != 'get-facebook-likes') {
return;
}
$settings = array();
$defaults = gfl_default_settings();
foreach ($defaults as $key => $value) {
$settings[$key] = $value;
if (isset($_POST[$key])) {
$settings[$key] = $_POST[$key];
}
}
// Sanitize
$settings['mode'] = isset($_POST['mode']) ? trim($_POST['mode']) : 'basic';
$settings['app_id'] = isset($_POST['app_id']) ? trim($_POST['app_id']) : '';
$settings['auto_add'] = isset($_POST['auto_add']) ? true : false;
$settings['sdk_locale'] = trim($_POST['sdk_locale']);
$settings = apply_filters('gfl_settings_before_update', $settings);
update_option('get_facebook_likes', $settings);
// Redirect with success message
$_POST['_wp_http_referer'] = add_query_arg('success', 'true', $_POST['_wp_http_referer']);
wp_redirect($_POST['_wp_http_referer']);
exit;
}
/**
* Get plugin setting
*
* @param Mixed $field Field name, if empty, return whole settings array
*
* @return Mixed
*/
function gfl_setting($field = null)
{
$settings = get_option('get_facebook_likes');
$defaults = gfl_default_settings();
if (empty($settings) || !is_array($settings)) {
$settings = $defaults;
}
if (is_null($field)) {
return $settings;
}
if (isset($settings[$field])) {
return $settings[$field];
}
if (isset($defaults[$field])) {
return $defaults[$field];
}
return null;
}
