<?php

namespace Automad\Core;

use Automad\System\Fetch;

/**
 * The remote file class.
 *
 * @author Marc Anton Dahmen
 * @copyright Copyright (c) 2021-2023 by Marc Anton Dahmen - https://marcdahmen.de
 * @license MIT license - https://automad.org/license
 */
class RemoteFile
{
	/** The local copy in the downloads directory of the external file. */
	private string $localCopy = '';


	/**
	 * The constructor.
	 *
	 * @param string $url
	 */
	public function __construct(string $url)
	{
		$this->localCopy = $this->download($url);
	}


	/**
	 * Returns the local copy's path.
	 *
	 * @return string The local copy's path.
	 */
	public function getLocalCopy(): string
	{
		return $this->localCopy;
	}


	/**
	 * Downloads the remote file to the cache/downloads directory.
	 *
	 * @param string $url
	 * @return string The local copy's file path or false
	 */
	private function download(string $url): string
	{
		$downloads = AM_BASE_DIR . AM_DIR_CACHE . '/downloads';
		FileSystem::makeDir($downloads);
		$file = $downloads . '/' . sha1($url);

		$existing = FileSystem::glob("$file*");

		if (!empty($existing)) {
			$file = $existing[0];
			Debug::log(array($url, $file), 'Already downloaded before');

			return $file;
		}

		if (!Fetch::download($url, $file)) {
			Debug::log($url, 'File not found');

			return '';
		}

		if ($extension = FileSystem::getImageExtensionFromMimeType($file)) {
			rename($file, "$file$extension");
			$file = "$file$extension";
		}

		Debug::log(array($url, $file), 'Downloaded');

		return $file;
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTA0ODY2MDAxMzExNTE3MCA1NjI4Mzc4MzM0Mzk1OTU1IDI5OTQ4NjkyNTk1MjA1MjM=