ObjFW  Diff

 */

#include "config.h"

#include <errno.h>

#import "OFApplication.h"
#import "OFData.h"
#import "OFDate.h"
#import "OFFileManager.h"
#import "OFLocale.h"
#import "OFNumber.h"
#import "OFSet.h"
#import "OFStdIOStream.h"
#import "OFString.h"

static OFArc *app;

static void
setPermissions(OFString *path, OFZIPArchiveEntry *entry)
{
#ifdef OF_FILE_MANAGER_SUPPORTS_PERMISSIONS
	if (([entry versionMadeBy] >> 8) ==
	if ((entry.versionMadeBy >> 8) ==
	    OF_ZIP_ARCHIVE_ENTRY_ATTR_COMPAT_UNIX) {
		uint16_t mode = [entry versionSpecificAttributes] >> 16;
		uint16_t mode = entry.versionSpecificAttributes >> 16;
		of_file_attribute_key_t key =
		    of_file_attribute_key_posix_permissions;
		of_file_attributes_t attributes = [OFDictionary
		    dictionaryWithObject: [OFNumber numberWithUInt16: mode]
				  forKey: key];

		[[OFFileManager defaultManager] setAttributes: attributes
						 ofItemAtPath: path];
	}
#endif
}

@implementation ZIPArchive
+ (void)initialize
{
	if (self == [ZIPArchive class])
		app = (OFArc *)[[OFApplication sharedApplication] delegate];
		app = (OFArc *)[OFApplication sharedApplication].delegate;
}

+ (instancetype)archiveWithStream: (OF_KINDOF(OFStream *))stream
			     mode: (OFString *)mode
			 encoding: (of_string_encoding_t)encoding
{
	return [[[self alloc] initWithStream: stream

	[_archive release];

	[super dealloc];
}

- (void)listFiles
{
	for (OFZIPArchiveEntry *entry in [_archive entries]) {
	for (OFZIPArchiveEntry *entry in _archive.entries) {
		void *pool = objc_autoreleasePoolPush();

		[of_stdout writeLine: [entry fileName]];
		[of_stdout writeLine: entry.fileName];

		if (app->_outputLevel >= 1) {
			OFString *compressedSize = [OFString
			    stringWithFormat: @"%" PRIu64,
					      [entry compressedSize]];
					      entry.compressedSize];
			OFString *uncompressedSize = [OFString
			    stringWithFormat: @"%" PRIu64,
					      [entry uncompressedSize]];
					      entry.uncompressedSize];
			OFString *compressionMethod =
			    of_zip_archive_entry_compression_method_to_string(
			    [entry compressionMethod]);
			    entry.compressionMethod);
			OFString *CRC32 = [OFString
			    stringWithFormat: @"%08" PRIX32, [entry CRC32]];
			OFString *modificationDate = [[entry modificationDate]
			    stringWithFormat: @"%08" PRIX32, entry.CRC32];
			OFString *modificationDate = [entry.modificationDate
			    localDateStringWithFormat: @"%Y-%m-%d %H:%M:%S"];

			[of_stdout writeString: @"\t"];
			[of_stdout writeLine: OF_LOCALIZED(
			    @"list_compressed_size",
			    @"Compressed: %[size] bytes",
			    @"size", compressedSize)];

			[of_stdout writeString: @"\t"];
			[of_stdout writeLine: OF_LOCALIZED(
			    @"list_modification_date",
			    @"Modification date: %[date]",
			    @"date", modificationDate)];

			if (app->_outputLevel >= 2) {
				uint16_t versionMadeBy = [entry versionMadeBy];
				uint16_t versionMadeBy = entry.versionMadeBy;

				[of_stdout writeString: @"\t"];
				[of_stdout writeLine: OF_LOCALIZED(
				    @"list_version_made_by",
				    @"Version made by: %[version]",
				    @"version",
				    of_zip_archive_entry_version_to_string(
				    versionMadeBy))];
				[of_stdout writeString: @"\t"];
				[of_stdout writeLine: OF_LOCALIZED(
				    @"list_min_version_needed",
				    @"Minimum version needed: %[version]",
				    @"version",
				    of_zip_archive_entry_version_to_string(
				    [entry minVersionNeeded]))];
				    entry.minVersionNeeded))];

				if ((versionMadeBy >> 8) ==
				    OF_ZIP_ARCHIVE_ENTRY_ATTR_COMPAT_UNIX) {
					uint32_t mode = [entry
					    versionSpecificAttributes] >> 16;
					uint32_t mode = entry
					    .versionSpecificAttributes >> 16;
					OFString *modeString = [OFString
					    stringWithFormat: @"%06o", mode];
					[of_stdout writeString: @"\t"];
					[of_stdout writeLine: OF_LOCALIZED(
					    @"list_mode",
					    @"Mode: %[mode]",
					    @"mode", modeString)];
				}
			}

			if (app->_outputLevel >= 3) {
				OFString *GPBF = [OFString stringWithFormat:
				    @"%04" PRIx16,
				    @"%04" PRIx16, entry.generalPurposeBitFlag];
				    [entry generalPurposeBitFlag]];

				[of_stdout writeString: @"\t"];
				[of_stdout writeLine: OF_LOCALIZED(
				    @"list_general_purpose_bit_flag",
				    @"General purpose bit flag: %[gpbf]",
				    @"gpbf", GPBF)];

				if ([entry extraField] != nil) {
				if (entry.extraField != nil) {
					[of_stdout writeString: @"\t"];
					[of_stdout writeLine: OF_LOCALIZED(
					    @"list_extra_field",
					    @"Extra field: %[extra]",
					    @"extra", [entry extraField])];
					    @"extra",
					    entry.extraField.description)];
				}
			}

			if ([[entry fileComment] length] > 0) {
			if (entry.fileComment.length > 0) {
				[of_stdout writeString: @"\t"];
				[of_stdout writeLine: OF_LOCALIZED(
				    @"list_comment",
				    @"Comment: %[comment]",
				    @"comment", [entry fileComment])];
				    @"comment", entry.fileComment)];
			}
		}

		objc_autoreleasePoolPop(pool);
	}
}

- (void)extractFiles: (OFArray OF_GENERIC(OFString *) *)files
{
	OFFileManager *fileManager = [OFFileManager defaultManager];
	bool all = ([files count] == 0);
	bool all = (files.count == 0);
	OFMutableSet OF_GENERIC(OFString *) *missing =
	    [OFMutableSet setWithArray: files];

	for (OFZIPArchiveEntry *entry in [_archive entries]) {
	for (OFZIPArchiveEntry *entry in _archive.entries) {
		void *pool = objc_autoreleasePoolPush();
		OFString *fileName = [entry fileName];
		OFString *fileName = entry.fileName;
		OFString *outFileName, *directory;
		OFStream *stream;
		OFFile *output;
		uint64_t written = 0, size = [entry uncompressedSize];
		uint64_t written = 0, size = entry.uncompressedSize;
		int8_t percent = -1, newPercent;

		if (!all && ![files containsObject: fileName])
			continue;

		[missing removeObject: fileName];

				    @"Extracting %[file]... done",
				    @"file", fileName)];
			}

			goto outer_loop_end;
		}

		directory = [outFileName stringByDeletingLastPathComponent];
		directory = outFileName.stringByDeletingLastPathComponent;
		if (![fileManager directoryExistsAtPath: directory])
			[fileManager createDirectoryAtPath: directory
					     createParents: true];

		if (![app shouldExtractFile: fileName
				outFileName: outFileName])
			goto outer_loop_end;

		stream = [_archive streamForReadingFile: fileName];
		output = [OFFile fileWithPath: outFileName
					 mode: @"w"];
		setPermissions(outFileName, entry);

		while (![stream isAtEndOfStream]) {
		while (!stream.atEndOfStream) {
			ssize_t length = [app copyBlockFromStream: stream
							 toStream: output
							 fileName: fileName];

			if (length < 0) {
				app->_exitStatus = 1;
				goto outer_loop_end;

			    @"file", fileName)];
		}

outer_loop_end:
		objc_autoreleasePoolPop(pool);
	}

	if ([missing count] > 0) {
	if (missing.count > 0) {
		for (OFString *file in missing)
			[of_stderr writeLine: OF_LOCALIZED(
			    @"file_not_in_archive",
			    @"File %[file] is not in the archive!",
			    @"file", file)];

		app->_exitStatus = 1;
	}
}

- (void)printFiles: (OFArray OF_GENERIC(OFString *) *)files
{
	OFStream *stream;

	if ([files count] < 1) {
	if (files.count < 1) {
		[of_stderr writeLine: OF_LOCALIZED(@"print_no_file_specified",
		    @"Need one or more files to print!")];
		app->_exitStatus = 1;
		return;
	}

	for (OFString *path in files) {
		@try {
			stream = [_archive streamForReadingFile: path];
		} @catch (OFOpenItemFailedException *e) {
			if ([e errNo] == ENOENT) {
			if (e.errNo == ENOENT) {
				[of_stderr writeLine: OF_LOCALIZED(
				    @"file_not_in_archive",
				    @"File %[file] is not in the archive!",
				    @"file", [e path])];
				    @"file", e.path)];
				app->_exitStatus = 1;
				continue;
			}

			@throw e;
		}

		while (![stream isAtEndOfStream]) {
		while (!stream.atEndOfStream) {
			ssize_t length = [app copyBlockFromStream: stream
							 toStream: of_stdout
							 fileName: path];

			if (length < 0) {
				app->_exitStatus = 1;
				return;
			}
		}

		[stream close];
	}
}

- (void)addFiles: (OFArray OF_GENERIC(OFString *) *)files
{
	OFFileManager *fileManager = [OFFileManager defaultManager];

	if ([files count] < 1) {
	if (files.count < 1) {
		[of_stderr writeLine: OF_LOCALIZED(@"add_no_file_specified",
		    @"Need one or more files to add!")];
		app->_exitStatus = 1;
		return;
	}

	for (OFString *localFileName in files) {
		void *pool = objc_autoreleasePoolPush();
		OFArray OF_GENERIC (OFString *) *components;
		OFString *fileName;
		of_file_attributes_t attributes;
		bool isDirectory = false;
		OFMutableZIPArchiveEntry *entry;
		uintmax_t size;
		OFStream *output;

		components = [localFileName pathComponents];
		components = localFileName.pathComponents;
		fileName = [components componentsJoinedByString: @"/"];

		attributes = [fileManager
		    attributesOfItemAtPath: localFileName];

		if ([[attributes fileType] isEqual: of_file_type_directory]) {
		if ([attributes.fileType isEqual: of_file_type_directory]) {
			isDirectory = true;
			fileName = [fileName stringByAppendingString: @"/"];
		}

		if (app->_outputLevel >= 0)
			[of_stdout writeString: OF_LOCALIZED(@"adding_file",
			    @"Adding %[file]...",
			    @"file", fileName)];

		entry = [OFMutableZIPArchiveEntry entryWithFileName: fileName];

		if (isDirectory)
		size = (isDirectory ? 0 : attributes.fileSize);
			size = 0;
		else
			size = [attributes fileSize];

		if (size > INT64_MAX)
			@throw [OFOutOfRangeException exception];

		[entry setCompressedSize: (int64_t)size];
		[entry setUncompressedSize: (int64_t)size];
		entry.compressedSize = (int64_t)size;
		entry.uncompressedSize = (int64_t)size;

		[entry setCompressionMethod:
		    OF_ZIP_ARCHIVE_ENTRY_COMPRESSION_METHOD_NONE];
		[entry setModificationDate: [attributes fileModificationDate]];
		entry.compressionMethod =
		    OF_ZIP_ARCHIVE_ENTRY_COMPRESSION_METHOD_NONE;
		entry.modificationDate = attributes.fileModificationDate;

		[entry makeImmutable];

		output = [_archive streamForWritingEntry: entry];

		if (!isDirectory) {
			uintmax_t written = 0;
			int8_t percent = -1, newPercent;

			OFFile *input = [OFFile fileWithPath: fileName
							mode: @"r"];

			while (![input isAtEndOfStream]) {
			while (!input.atEndOfStream) {
				ssize_t length = [app
				    copyBlockFromStream: input
					       toStream: output
					       fileName: fileName];

				if (length < 0) {
					app->_exitStatus = 1;