ObjFW  Check-in [65730f62c5]

Overview
Comment:OFZIP: Add list mode.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 65730f62c5d1ce357da39dad01518bf9998f690bd78c2ac81844510668fecd5d
User & Date: js on 2013-11-18 14:49:53
Other Links: manifest | tags
Context
2013-11-18
15:14
OFZIP: Fix help not being shown. check-in: e851d0f1dd user: js tags: trunk
14:49
OFZIP: Add list mode. check-in: 65730f62c5 user: js tags: trunk
14:31
OFZIP: Add -f and -n option. check-in: d72f7f23e2 user: js tags: trunk
Changes

Modified utils/OFZIP.m from [6d27f407f5] to [37633a42a1].

12
13
14
15
16
17
18

19
20
21
22
23
24
25
26
27
28
29
30
31
32


33
34
35
36
37
38
39
40
41
42
43
44

45
46
47
48
49
50

51

52
53
54
55
56
57
58
59
60
61
62

63
64

65
66
67
68
69
70
71
72
73
74
75
76
77




78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102


103
104
105
106
107




108









109
110
111
112
113
114
115
116
117
118
119
120
121

























122
123
124
125
126
127
128
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46

47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66

67
68
69
70
71

72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105






106
107
108




109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125


126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165







+














+
+











-
+






+

+










-
+


+

-











+
+
+
+



















-
-
-
-
-
-
+
+

-
-
-
-
+
+
+
+

+
+
+
+
+
+
+
+
+



-
-








+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+







 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFApplication.h"
#import "OFArray.h"
#import "OFDate.h"
#import "OFDictionary.h"
#import "OFFile.h"
#import "OFOptionsParser.h"
#import "OFSet.h"
#import "OFStdIOStream.h"
#import "OFZIPArchive.h"
#import "OFZIPArchiveEntry.h"

#import "autorelease.h"
#import "macros.h"

#define BUFFER_SIZE 4096

@interface OFZIP: OFObject
- (void)listFilesInArchive: (OFZIPArchive*)archive
		   verbose: (bool)verbose;
- (void)extractFiles: (OFArray*)files
	 fromArchive: (OFZIPArchive*)archive
	    override: (int_fast8_t)override;
@end

OF_APPLICATION_DELEGATE(OFZIP)

static void
help(OFStream *stream, bool full, int status)
{
	[stream writeFormat:
	    @"Usage: %@ -[fnx] archive1.zip [file1 file2 ...]\n",
	    @"Usage: %@ -[flnvx] archive.zip [file1 file2 ...]\n",
	    [OFApplication programName]];

	if (full) {
		[stream writeString: @"\nOptions:\n"
				     @"    -f  Force / override files\n"
				     @"    -h  Show this help\n"
				     @"    -l  List all files in the archive\n"
				     @"    -n  Never override files\n"
				     @"    -v  Verbose output for file list\n"
				     @"    -x  Extract files\n"];
	}

	[OFApplication terminateWithStatus: status];
}

@implementation OFZIP
- (void)applicationDidFinishLaunching
{
	OFOptionsParser *optionsParser =
	    [OFOptionsParser parserWithOptions: @"fhnx"];
	    [OFOptionsParser parserWithOptions: @"fhlnvx"];
	of_unichar_t option, mode = '\0';
	int_fast8_t override = 0;
	bool verbose = false;
	OFArray *remainingArguments;
	void *pool;
	OFZIPArchive *archive;
	OFArray *files;

	while ((option = [optionsParser nextOption]) != '\0') {
		switch (option) {
		case 'f':
			override = 1;
			break;
		case 'n':
			override = -1;
			break;
		case 'v':
			verbose = true;
			break;
		case 'l':
		case 'x':
			if (mode != '\0')
				help(of_stdout, false, 1);

			mode = option;
			break;
		case 'h':
			help(of_stdout, true, 0);
			break;
		default:
			[of_stderr writeFormat: @"%@: Unknown option: -%c\n",
						[OFApplication programName],
						[optionsParser lastOption]];
			[OFApplication terminateWithStatus: 1];
		}
	}

	remainingArguments = [optionsParser remainingArguments];

	switch (mode) {
	case 'x':
		pool = objc_autoreleasePoolPush();

		if ([remainingArguments count] < 1)
			help(of_stderr, false, 1);
	if ([remainingArguments count] < 1)
		help(of_stderr, false, 1);

		files = [remainingArguments objectsInRange:
		    of_range(1, [remainingArguments count] - 1)];
		archive = [OFZIPArchive archiveWithPath:
		    [remainingArguments firstObject]];
	files = [remainingArguments objectsInRange:
	    of_range(1, [remainingArguments count] - 1)];
	archive = [OFZIPArchive archiveWithPath:
	    [remainingArguments firstObject]];

	switch (mode) {
	case 'l':
		if ([files count] > 0)
			help(of_stderr, false, 1);

		[self listFilesInArchive: archive
				 verbose: verbose];
		break;
	case 'x':
		[self extractFiles: files
		       fromArchive: archive
			  override: override];

		objc_autoreleasePoolPop(pool);
		break;
	default:
		help(of_stderr, true, 1);
		break;
	}

	[OFApplication terminate];
}

- (void)listFilesInArchive: (OFZIPArchive*)archive
		   verbose: (bool)verbose
{
	OFEnumerator *enumerator = [[archive entries] objectEnumerator];
	OFZIPArchiveEntry *entry;

	while ((entry = [enumerator nextObject]) != nil) {
		void *pool = objc_autoreleasePoolPush();

		if (verbose) {
			OFString *date = [[entry modificationDate]
			    localDateStringWithFormat: @"%Y-%m-%d %H:%M:%S"];

			[of_stdout writeFormat:
			    @"%@: %ju (%ju) bytes; %08X; %@; %@\n",
			    [entry fileName], [entry uncompressedSize],
			    [entry compressedSize], [entry CRC32], date,
			    [entry fileComment]];
		} else
			[of_stdout writeLine: [entry fileName]];

		objc_autoreleasePoolPop(pool);
	}
}

- (void)extractFiles: (OFArray*)files
	 fromArchive: (OFZIPArchive*)archive
	    override: (int_fast8_t)override
{
	OFEnumerator *enumerator = [[archive entries] objectEnumerator];
	OFZIPArchiveEntry *entry;