add .gitignore
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JoyWayer
342
msext/Class/Common/Unzip/.svn/text-base/ZipArchive.mm.svn-base
Executable file
342
msext/Class/Common/Unzip/.svn/text-base/ZipArchive.mm.svn-base
Executable file
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//
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// ZipArchive.mm
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//
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//
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// Created by aish on 08-9-11.
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// acsolu@gmail.com
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// Copyright 2008 Inc. All rights reserved.
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//
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#import "ZipArchive.h"
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#import "zlib.h"
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#import "zconf.h"
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@interface ZipArchive (Private)
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-(void) OutputErrorMessage:(NSString*) msg;
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-(BOOL) OverWrite:(NSString*) file;
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-(NSDate*) Date1980;
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@end
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@implementation ZipArchive
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@synthesize delegate = _delegate;
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-(id) init
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{
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if( self=[super init] )
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{
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_zipFile = NULL ;
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}
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return self;
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}
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-(void) dealloc
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{
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[self CloseZipFile2];
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[super dealloc];
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}
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-(BOOL) CreateZipFile2:(NSString*) zipFile
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{
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_zipFile = zipOpen( (const char*)[zipFile UTF8String], 0 );
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if( !_zipFile )
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return NO;
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return YES;
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}
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-(BOOL) CreateZipFile2:(NSString*) zipFile Password:(NSString*) password
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{
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_password = password;
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return [self CreateZipFile2:zipFile];
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}
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-(BOOL) addFileToZip:(NSString*) file newname:(NSString*) newname;
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{
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if( !_zipFile )
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return NO;
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// tm_zip filetime;
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time_t current;
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time( ¤t );
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zip_fileinfo zipInfo = {0};
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// zipInfo.dosDate = (unsigned long) current;
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// NSDictionary* attr = [[NSFileManager defaultManager] fileAttributesAtPath:file traverseLink:YES];
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NSDictionary* attr = [[NSFileManager defaultManager] attributesOfItemAtPath:file error:nil]; //colin modify
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if( attr )
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{
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NSDate* fileDate = (NSDate*)[attr objectForKey:NSFileModificationDate];
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if( fileDate )
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{
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// some application does use dosDate, but tmz_date instead
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// zipInfo.dosDate = [fileDate timeIntervalSinceDate:[self Date1980] ];
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NSCalendar* currCalendar = [NSCalendar currentCalendar];
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uint flags = NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit |
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NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit ;
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NSDateComponents* dc = [currCalendar components:flags fromDate:fileDate];
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zipInfo.tmz_date.tm_sec = [dc second];
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zipInfo.tmz_date.tm_min = [dc minute];
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zipInfo.tmz_date.tm_hour = [dc hour];
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zipInfo.tmz_date.tm_mday = [dc day];
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zipInfo.tmz_date.tm_mon = [dc month] - 1;
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zipInfo.tmz_date.tm_year = [dc year];
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}
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}
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int ret ;
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NSData* data = nil;
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if( [_password length] == 0 )
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{
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ret = zipOpenNewFileInZip( _zipFile,
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(const char*) [newname UTF8String],
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&zipInfo,
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NULL,0,
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NULL,0,
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NULL,//comment
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Z_DEFLATED,
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Z_DEFAULT_COMPRESSION );
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}
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else
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{
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data = [ NSData dataWithContentsOfFile:file];
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uLong crcValue = crc32( 0L,NULL, 0L );
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crcValue = crc32( crcValue, (const Bytef*)[data bytes], [data length] );
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ret = zipOpenNewFileInZip3( _zipFile,
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(const char*) [newname UTF8String],
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&zipInfo,
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NULL,0,
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NULL,0,
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NULL,//comment
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Z_DEFLATED,
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Z_DEFAULT_COMPRESSION,
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0,
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15,
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8,
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Z_DEFAULT_STRATEGY,
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[_password cStringUsingEncoding:NSASCIIStringEncoding],
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crcValue );
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}
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if( ret!=Z_OK )
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{
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return NO;
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}
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if( data==nil )
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{
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data = [ NSData dataWithContentsOfFile:file];
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}
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unsigned int dataLen = [data length];
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ret = zipWriteInFileInZip( _zipFile, (const void*)[data bytes], dataLen);
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if( ret!=Z_OK )
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{
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return NO;
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}
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ret = zipCloseFileInZip( _zipFile );
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if( ret!=Z_OK )
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return NO;
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return YES;
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}
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-(BOOL) CloseZipFile2
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{
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_password = nil;
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if( _zipFile==NULL )
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return NO;
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BOOL ret = zipClose( _zipFile,NULL )==Z_OK?YES:NO;
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_zipFile = NULL;
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return ret;
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}
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-(BOOL) UnzipOpenFile:(NSString*) zipFile
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{
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_unzFile = unzOpen( (const char*)[zipFile UTF8String] );
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if( _unzFile )
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{
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unz_global_info globalInfo = {0};
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if( unzGetGlobalInfo(_unzFile, &globalInfo )==UNZ_OK )
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{
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// NSLog([NSString stringWithFormat:@"%d entries in the zip file",globalInfo.number_entry] );
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NSLog(@"%@", [NSString stringWithFormat:@"%d entries in the zip file",globalInfo.number_entry] ); //colin modify
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}
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}
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return _unzFile!=NULL;
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}
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-(BOOL) UnzipOpenFile:(NSString*) zipFile Password:(NSString*) password
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{
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_password = password;
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return [self UnzipOpenFile:zipFile];
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}
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-(BOOL) UnzipFileTo:(NSString*) path overWrite:(BOOL) overwrite
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{
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BOOL success = YES;
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int ret = unzGoToFirstFile( _unzFile );
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unsigned char buffer[4096] = {0};
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NSFileManager* fman = [NSFileManager defaultManager];
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if( ret!=UNZ_OK )
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{
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[self OutputErrorMessage:@"Failed"];
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}
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do{
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if( [_password length]==0 )
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ret = unzOpenCurrentFile( _unzFile );
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else
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ret = unzOpenCurrentFilePassword( _unzFile, [_password cStringUsingEncoding:NSASCIIStringEncoding] );
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if( ret!=UNZ_OK )
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{
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[self OutputErrorMessage:@"Error occurs"];
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success = NO;
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break;
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}
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// reading data and write to file
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int read ;
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unz_file_info fileInfo ={0};
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ret = unzGetCurrentFileInfo(_unzFile, &fileInfo, NULL, 0, NULL, 0, NULL, 0);
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if( ret!=UNZ_OK )
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{
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[self OutputErrorMessage:@"Error occurs while getting file info"];
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success = NO;
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unzCloseCurrentFile( _unzFile );
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break;
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}
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char* filename = (char*) malloc( fileInfo.size_filename +1 );
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unzGetCurrentFileInfo(_unzFile, &fileInfo, filename, fileInfo.size_filename + 1, NULL, 0, NULL, 0);
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filename[fileInfo.size_filename] = '\0';
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// check if it contains directory
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// NSString * strPath = [NSString stringWithCString:filename];
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NSString * strPath = [NSString stringWithUTF8String:filename]; //colin use stringWithUTF8String instead of stringWithCString
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BOOL isDirectory = NO;
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if( filename[fileInfo.size_filename-1]=='/' || filename[fileInfo.size_filename-1]=='\\')
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isDirectory = YES;
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free( filename );
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if( [strPath rangeOfCharacterFromSet:[NSCharacterSet characterSetWithCharactersInString:@"/\\"]].location!=NSNotFound )
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{// contains a path
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strPath = [strPath stringByReplacingOccurrencesOfString:@"\\" withString:@"/"];
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}
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NSString* fullPath = [path stringByAppendingPathComponent:strPath];
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if( isDirectory )
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[fman createDirectoryAtPath:fullPath withIntermediateDirectories:YES attributes:nil error:nil];
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else
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[fman createDirectoryAtPath:[fullPath stringByDeletingLastPathComponent] withIntermediateDirectories:YES attributes:nil error:nil];
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if( [fman fileExistsAtPath:fullPath] && !isDirectory && !overwrite )
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{
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if( ![self OverWrite:fullPath] )
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{
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unzCloseCurrentFile( _unzFile );
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ret = unzGoToNextFile( _unzFile );
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continue;
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}
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}
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FILE* fp = fopen( (const char*)[fullPath UTF8String], "wb");
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while( fp )
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{
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read=unzReadCurrentFile(_unzFile, buffer, 4096);
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if( read > 0 )
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{
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fwrite(buffer, read, 1, fp );
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}
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else if( read<0 )
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{
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[self OutputErrorMessage:@"Failed to reading zip file"];
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break;
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}
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else
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break;
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}
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if( fp )
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{
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fclose( fp );
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// set the orignal datetime property
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NSDate* orgDate = nil;
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//{{ thanks to brad.eaton for the solution
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NSDateComponents *dc = [[NSDateComponents alloc] init];
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dc.second = fileInfo.tmu_date.tm_sec;
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dc.minute = fileInfo.tmu_date.tm_min;
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dc.hour = fileInfo.tmu_date.tm_hour;
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dc.day = fileInfo.tmu_date.tm_mday;
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dc.month = fileInfo.tmu_date.tm_mon+1;
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dc.year = fileInfo.tmu_date.tm_year;
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NSCalendar *gregorian = [[NSCalendar alloc]
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initWithCalendarIdentifier:NSGregorianCalendar];
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orgDate = [gregorian dateFromComponents:dc] ;
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[dc release];
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[gregorian release];
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//}}
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NSDictionary* attr = [NSDictionary dictionaryWithObject:orgDate forKey:NSFileModificationDate]; //[[NSFileManager defaultManager] fileAttributesAtPath:fullPath traverseLink:YES];
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if( attr )
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{
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// [attr setValue:orgDate forKey:NSFileCreationDate];
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if( ![[NSFileManager defaultManager] setAttributes:attr ofItemAtPath:fullPath error:nil] )
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{
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// cann't set attributes
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NSLog(@"Failed to set attributes");
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}
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}
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}
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unzCloseCurrentFile( _unzFile );
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ret = unzGoToNextFile( _unzFile );
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}while( ret==UNZ_OK && UNZ_OK!=UNZ_END_OF_LIST_OF_FILE );
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return success;
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}
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-(BOOL) UnzipCloseFile
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{
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_password = nil;
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if( _unzFile )
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return unzClose( _unzFile )==UNZ_OK;
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return YES;
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}
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#pragma mark wrapper for delegate
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-(void) OutputErrorMessage:(NSString*) msg
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{
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if( _delegate && [_delegate respondsToSelector:@selector(ErrorMessage)] )
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[_delegate ErrorMessage:msg];
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}
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-(BOOL) OverWrite:(NSString*) file
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{
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if( _delegate && [_delegate respondsToSelector:@selector(OverWriteOperation)] )
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return [_delegate OverWriteOperation:file];
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return YES;
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}
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#pragma mark get NSDate object for 1980-01-01
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-(NSDate*) Date1980
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{
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NSDateComponents *comps = [[NSDateComponents alloc] init];
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[comps setDay:1];
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[comps setMonth:1];
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[comps setYear:1980];
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NSCalendar *gregorian = [[NSCalendar alloc]
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initWithCalendarIdentifier:NSGregorianCalendar];
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NSDate *date = [gregorian dateFromComponents:comps];
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[comps release];
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[gregorian release];
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return date;
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}
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@end
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