<?php
/**
 * Astra Site Helper
 *
 * @since  1.0.0
 * @package Astra Sites
 */

if ( ! class_exists( 'Astra_Sites_Helper' ) ) :

	/**
	 * Astra_Sites_Helper
	 *
	 * @since 1.0.0
	 */
	class Astra_Sites_Helper {

		/**
		 * Instance
		 *
		 * @access private
		 * @var object Instance
		 * @since 1.0.0
		 */
		private static $instance;

		/**
		 * Initiator
		 *
		 * @since 1.0.0
		 * @return object initialized object of class.
		 */
		public static function get_instance() {
			if ( ! isset( self::$instance ) ) {
				self::$instance = new self;
			}
			return self::$instance;
		}

		/**
		 * Constructor
		 *
		 * @since 1.0.0
		 */
		public function __construct() {
		}

		/**
		 * Download File Into Uploads Directory
		 *
		 * @param  string $file Download File URL.
		 * @return array        Downloaded file data.
		 */
		public static function download_file( $file = '' ) {

			// Gives us access to the download_url() and wp_handle_sideload() functions.
			require_once( ABSPATH . 'wp-admin/includes/file.php' );

			$timeout_seconds = 5;

			// Download file to temp dir.
			$temp_file = download_url( $file, $timeout_seconds );

			// WP Error.
			if ( is_wp_error( $temp_file ) ) {
				return array(
					'success' => false,
					'data'    => $temp_file->get_error_message(),
				);
			}

			// Array based on $_FILE as seen in PHP file uploads.
			$file_args = array(
				'name'     => basename( $file ),
				'tmp_name' => $temp_file,
				'error'    => 0,
				'size'     => filesize( $temp_file ),
			);

			$overrides = array(

				// Tells WordPress to not look for the POST form
				// fields that would normally be present as
				// we downloaded the file from a remote server, so there
				// will be no form fields
				// Default is true.
				'test_form' => false,

				// Setting this to false lets WordPress allow empty files, not recommended.
				// Default is true.
				'test_size' => true,

				// A properly uploaded file will pass this test. There should be no reason to override this one.
				'test_upload' => true,

			);

			// Move the temporary file into the uploads directory.
			$results = wp_handle_sideload( $file_args, $overrides );

			if ( isset( $results['error'] ) ) {
				return array(
					'success' => false,
					'data'    => $results,
				);
			}

			// Success!
			return array(
				'success' => true,
				'data'    => $results,
			);
		}

	}

	/**
	 * Kicking this off by calling 'get_instance()' method
	 */
	Astra_Sites_Helper::get_instance();

endif;