thiet-ke-noi-that/wp-content/themes/flatsome/inc/admin/advanced/functions/functions.interface.php

<?php
/**
 * SMOF Interface
 *
 * @package     WordPress
 * @subpackage  SMOF
 * @since       1.4.0
 * @author      Syamil MJ
 */


/**
 * Admin Init
 *
 * @uses wp_verify_nonce()
 * @uses header()
 *
 * @since 1.0.0
 */
function optionsframework_admin_init()
{
	// Rev up the Options Machine
	global $of_options, $options_machine, $smof_data, $smof_details;
	if (!isset($options_machine))
		$options_machine = new Options_Machine($of_options);

	do_action('optionsframework_admin_init_before', array(
			'of_options'		=> $of_options,
			'options_machine'	=> $options_machine,
			'smof_data'			=> $smof_data
		));

	if (empty($smof_data['smof_init'])) { // Let's set the values if the theme's already been active
		of_save_options($options_machine->Defaults);
		of_save_options(date('r'), 'smof_init');
		$smof_data = of_get_options();
		$options_machine = new Options_Machine($of_options);
	}

	do_action('optionsframework_admin_init_after', array(
			'of_options'		=> $of_options,
			'options_machine'	=> $options_machine,
			'smof_data'			=> $smof_data
		));

}

/**
 * Create Options page
 *
 * @uses add_theme_page()
 * @uses add_action()
 *
 * @since 1.0.0
 */
function optionsframework_add_admin() {

    $of_page =  add_submenu_page('flatsome-panel', '', 'Advanced', 'edit_theme_options', 'optionsframework', 'optionsframework_options_page');

	// Add framework functionaily to the head individually
	add_action("admin_print_scripts-$of_page", 'of_load_only');
	add_action("admin_print_styles-$of_page",'of_style_only');

}


/**
 * Build Options page
 *
 * @since 1.0.0
 */
function optionsframework_options_page(){

	global $options_machine;

	/*
	//for debugging

	$smof_data = of_get_options();
	print_r($smof_data);

	*/

	include_once( ADMIN_PATH . 'front-end/options.php' );

}

/**
 * Create Options page
 *
 * @since 1.0.0
 */
function of_style_only() {
	$theme   = wp_get_theme( get_template() );
	$version = $theme->get( 'Version' );

	wp_enqueue_style( 'admin-style', ADMIN_DIR . 'assets/css/admin-style.css', array(), $version );
	wp_enqueue_style( 'jquery-ui-custom-admin', ADMIN_DIR . 'assets/css/jquery-ui-custom.css', array(), $version );

	if ( ! wp_style_is( 'wp-color-picker', 'registered' ) ) {
		wp_register_style( 'wp-color-picker', ADMIN_DIR . 'assets/css/color-picker.min.css', array(), $version );
	}

	wp_enqueue_style( 'wp-color-picker' );
	do_action( 'of_style_only_after' );
}

/**
 * Create Options page
 *
 * @since 1.0.0
 */
function of_load_only() {
	$theme   = wp_get_theme( get_template() );
	$version = $theme->get( 'Version' );

	wp_enqueue_script( 'jquery-ui-core' );
	wp_enqueue_script( 'jquery-ui-sortable' );
	wp_enqueue_script( 'jquery-ui-slider' );
	wp_enqueue_script( 'jquery-input-mask', ADMIN_DIR . 'assets/js/jquery.maskedinput-1.4.1.js', array( 'jquery' ), $version, true );
	wp_enqueue_script( 'tipsy', ADMIN_DIR . 'assets/js/jquery.tipsy.js', array( 'jquery' ), $version, true );
	wp_enqueue_script( 'cookie', ADMIN_DIR . 'assets/js/cookie.js', 'jquery', $version, true );
	wp_enqueue_script( 'smof', ADMIN_DIR . 'assets/js/smof.js', array( 'jquery' ), $version, true );

	// Enqueue colorpicker scripts for versions below 3.5 for compatibility.
	if ( ! wp_script_is( 'wp-color-picker', 'registered' ) ) {
		wp_register_script( 'iris', ADMIN_DIR . 'assets/js/iris.min.js', array( 'jquery-ui-draggable', 'jquery-ui-slider', 'jquery-touch-punch' ), $version, true );
		wp_register_script( 'wp-color-picker', ADMIN_DIR . 'assets/js/color-picker.min.js', array( 'jquery', 'iris' ), $version, true );
	}

	wp_enqueue_script( 'wp-color-picker' );

	/**
	 * Enqueue scripts for file uploader
	 */
	if ( function_exists( 'wp_enqueue_media' ) ) {
		wp_enqueue_media();
	}

	do_action( 'of_load_only_after' );
}


/**
 * Ajax Save Options
 *
 * @uses get_option()
 *
 * @since 1.0.0
 */
function of_ajax_callback()
{
	global $options_machine, $of_options;

	$nonce=$_POST['security'];


	if (! wp_verify_nonce($nonce, 'of_ajax_nonce') ) die('-1');

	//get options array from db
	$all = of_get_options();

	$save_type = $_POST['type'];


	//Uploads
	if($save_type == 'upload')
	{

		$clickedID = $_POST['data']; // Acts as the name
		$filename = $_FILES[$clickedID];
       	$filename['name'] = preg_replace('/[^a-zA-Z0-9._\-]/', '', $filename['name']);

		$override['test_form'] = false;
		$override['action'] = 'wp_handle_upload';
		$uploaded_file = wp_handle_upload($filename,$override);

			$upload_tracking[] = $clickedID;

			//update $options array w/ image URL
			$upload_image = $all; //preserve current data

			$upload_image[$clickedID] = $uploaded_file['url'];

			of_save_options($upload_image);


		 if(!empty($uploaded_file['error'])) {echo 'Upload Error: ' . $uploaded_file['error']; }
		 else { echo $uploaded_file['url']; } // Is the Response

	}
	elseif($save_type == 'image_reset')
	{

			$id = $_POST['data']; // Acts as the name

			$delete_image = $all; //preserve rest of data
			$delete_image[$id] = ''; //update array key with empty value
			of_save_options($delete_image ) ;

	}
	elseif($save_type == 'backup_options')
	{

		$backup = $all;
		$backup['backup_log'] = date('r');

		of_save_options($backup, BACKUPS) ;

		die('1');
	}
	elseif($save_type == 'restore_options')
	{

		$smof_data = of_get_options(BACKUPS);

		of_save_options($smof_data);

		die('1');
	}
	elseif($save_type == 'import_options'){


		$smof_data = unserialize(base64_decode($_POST['data'])); //100% safe - ignore theme check nag
		of_save_options($smof_data);


		die('1');
	}
	elseif ($save_type == 'save')
	{
		wp_parse_str(stripslashes($_POST['data']), $smof_data);
		unset($smof_data['security']);
		unset($smof_data['of_save']);
		of_save_options($smof_data);
		flush_rewrite_rules();

		die('1');
	}
	elseif ($save_type == 'reset')
	{
		of_save_options($options_machine->Defaults);

        die('1'); //options reset
	}

  	die();
}