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функция не описана

WP_Upgrader::download_package() public WP 2.8.0

Download a package.

{} Это метод класса: WP_Upgrader{}

Хуки из метода
Возвращает

Строку|WP_Error. The full path to the downloaded package file, or a WP_Error object.

Использование

$WP_Upgrader = new WP_Upgrader();
$WP_Upgrader->download_package( $package, $check_signatures, $hook_extra );
$package(строка) (обязательный)
The URI of the package. If this is the full path to an existing local file, it will be returned untouched.
$check_signatures(true|false)
Whether to validate file signatures.
По умолчанию: false
$hook_extra(массив)
Extra arguments to pass to the filter hooks.
По умолчанию: empty array

Список изменений

С версии 2.8.0 Введена.
С версии 5.5.0 Added the $hook_extra parameter.

Код WP_Upgrader::download_package() WP 5.8

<?php
public function download_package( $package, $check_signatures = false, $hook_extra = array() ) {
	/**
	 * Filters whether to return the package.
	 *
	 * @since 3.7.0
	 * @since 5.5.0 Added the `$hook_extra` parameter.
	 *
	 * @param bool        $reply      Whether to bail without returning the package.
	 *                                Default false.
	 * @param string      $package    The package file name.
	 * @param WP_Upgrader $upgrader   The WP_Upgrader instance.
	 * @param array       $hook_extra Extra arguments passed to hooked filters.
	 */
	$reply = apply_filters( 'upgrader_pre_download', false, $package, $this, $hook_extra );
	if ( false !== $reply ) {
		return $reply;
	}

	if ( ! preg_match( '!^(http|https|ftp)://!i', $package ) && file_exists( $package ) ) { // Local file or remote?
		return $package; // Must be a local file.
	}

	if ( empty( $package ) ) {
		return new WP_Error( 'no_package', $this->strings['no_package'] );
	}

	$this->skin->feedback( 'downloading_package', $package );

	$download_file = download_url( $package, 300, $check_signatures );

	if ( is_wp_error( $download_file ) && ! $download_file->get_error_data( 'softfail-filename' ) ) {
		return new WP_Error( 'download_failed', $this->strings['download_failed'], $download_file->get_error_message() );
	}

	return $download_file;
}