/*
 * Copyright 2003-2020 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "VorbisPicture.hxx"
#include "lib/crypto/Base64.hxx"
#include "tag/Id3Picture.hxx"
#include "tag/Handler.hxx"
#include "util/StringView.hxx"
#include "util/WritableBuffer.hxx"
#include "config.h"

#include <memory>

void
ScanVorbisPicture(StringView value, TagHandler &handler) noexcept
{
#ifdef HAVE_BASE64
	if (value.size > 1024 * 1024)
		/* ignore image files which are too huge */
		return;

	size_t debase64_size = CalculateBase64OutputSize(value.size);
	std::unique_ptr<uint8_t[]> debase64_buffer;
	debase64_buffer.reset(new uint8_t[debase64_size]);

	try {
		debase64_size =
			DecodeBase64({debase64_buffer.get(), debase64_size},
				     value);
	} catch (...) {
		// TODO: log?
		return;
	}

	return ScanId3Apic({debase64_buffer.get(), debase64_size}, handler);
#else
	(void)value;
	(void)handler;
#endif
}