1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
2 
3 /*
4  *  Engrampa
5  *
6  *  Copyright (C) 2001, 2003, 2004 Free Software Foundation, Inc.
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License as published by
10  *  the Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  *  GNU General Public License for more details.
17  *
18  *  You should have received a copy of the GNU General Public License
19  *  along with this program; if not, write to the Free Software
20  *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02110-1301, USA.
21  */
22 
23 #include <config.h>
24 
25 #include <sys/types.h>
26 #include <unistd.h>
27 #include <stdlib.h>
28 #include <string.h>
29 #include <ctype.h>
30 #include <time.h>
31 
32 #include <glib.h>
33 #include "tr-wrapper.h"
34 
35 #include "file-data.h"
36 #include "file-utils.h"
37 #include "glib-utils.h"
38 #include "fr-command.h"
39 #include "fr-command-tar.h"
40 
41 #define ACTIVITY_DELAY 20
42 
43 static void fr_command_tar_class_init  (FrCommandTarClass *class);
44 static void fr_command_tar_init        (FrCommand         *afile);
45 static void fr_command_tar_finalize    (GObject           *object);
46 
47 /* Parent Class */
48 
49 static FrCommandClass *parent_class = NULL;
50 
51 
52 /* -- list -- */
53 
54 static time_t
mktime_from_string(char * date_s,char * time_s)55 mktime_from_string (char *date_s,
56 		    char *time_s)
57 {
58 	struct tm   tm = {0, };
59 	char      **fields;
60 
61 	tm.tm_isdst = -1;
62 
63 	/* date */
64 
65 	fields = g_strsplit (date_s, "-", 3);
66 	if (fields[0] != NULL) {
67 		tm.tm_year = atoi (fields[0]) - 1900;
68 		if (fields[1] != NULL) {
69 			tm.tm_mon = atoi (fields[1]) - 1;
70 			if (fields[2] != NULL)
71 				tm.tm_mday = atoi (fields[2]);
72 		}
73 	}
74 	g_strfreev (fields);
75 
76 	/* time */
77 
78 	fields = g_strsplit (time_s, ":", 3);
79 	if (fields[0] != NULL) {
80 		tm.tm_hour = atoi (fields[0]);
81 		if (fields[1] != NULL) {
82 			tm.tm_min  = atoi (fields[1]);
83 			if (fields[2] != NULL)
84 				tm.tm_sec  = atoi (fields[2]);
85 		}
86 	}
87 	g_strfreev (fields);
88 
89 	return mktime (&tm);
90 }
91 
92 
93 static char*
tar_get_last_field(const char * line,int start_from,int field_n)94 tar_get_last_field (const char *line,
95 		    int         start_from,
96 		    int         field_n)
97 {
98 	const char *f_start, *f_end;
99 
100 	line = line + start_from;
101 
102 	f_start = line;
103 	while ((*f_start == ' ') && (*f_start != *line))
104 		f_start++;
105 	f_end = f_start;
106 
107 	while ((field_n > 0) && (*f_end != 0)) {
108 		if (*f_end == ' ') {
109 			field_n--;
110 			if (field_n != 0) {
111 				while ((*f_end == ' ') && (*f_end != *line))
112 					f_end++;
113 				f_start = f_end;
114 			}
115 		} else
116 			f_end++;
117 	}
118 
119 	return g_strdup (f_start);
120 }
121 
122 
123 static void
process_line(char * line,gpointer data)124 process_line (char     *line,
125 	      gpointer  data)
126 {
127 	FileData    *fdata;
128 	FrCommand   *comm = FR_COMMAND (data);
129 	char       **fields;
130 	int          date_idx;
131 	char        *field_date, *field_time, *field_size, *field_name;
132 	char        *name;
133 
134 	g_return_if_fail (line != NULL);
135 
136 	date_idx = file_list__get_index_from_pattern (line, "%n%n%n%n-%n%n-%n%n %n%n:%n%n");
137 	if (date_idx < 0)
138 		return;
139 
140 	fdata = file_data_new ();
141 
142 	field_size = file_list__get_prev_field (line, date_idx, 1);
143 	fdata->size = g_ascii_strtoull (field_size, NULL, 10);
144 	g_free (field_size);
145 
146 	field_date = file_list__get_next_field (line, date_idx, 1);
147 	field_time = file_list__get_next_field (line, date_idx, 2);
148 	fdata->modified = mktime_from_string (field_date, field_time);
149 	g_free (field_date);
150 	g_free (field_time);
151 
152 	/* Full path */
153 
154 	field_name = tar_get_last_field (line, date_idx, 3);
155 	fields = g_strsplit (field_name, " -> ", 2);
156 
157 	if (fields[1] == NULL) {
158 		g_strfreev (fields);
159 		fields = g_strsplit (field_name, " link to ", 2);
160 	}
161 
162 	name = g_strcompress (fields[0]);
163 	if (*name == '/') {
164 		fdata->full_path = g_strdup (name);
165 		fdata->original_path = fdata->full_path;
166 	} else {
167 		fdata->full_path = g_strconcat ("/", name, NULL);
168 		fdata->original_path = fdata->full_path + 1;
169 	}
170 	g_free (name);
171 	name = g_filename_from_utf8 (fdata->original_path, -1, NULL, NULL, NULL);
172 	if (name)
173 		fdata->original_path = name;
174 
175 	if (fields[1] != NULL)
176 		fdata->link = g_strdup (fields[1]);
177 	g_strfreev (fields);
178 	g_free (field_name);
179 
180 	fdata->dir = line[0] == 'd';
181 	if (fdata->dir)
182 		fdata->name = dir_name_from_path (fdata->full_path);
183 	else
184 		fdata->name = g_strdup (file_name_from_path (fdata->full_path));
185 	fdata->path = remove_level_from_path (fdata->full_path);
186 
187 	if (*fdata->name == 0)
188 		file_data_free (fdata);
189 	else
190 		fr_command_add_file (comm, fdata);
191 }
192 
193 
194 static void
add_compress_arg(FrCommand * comm)195 add_compress_arg (FrCommand *comm)
196 {
197 	if (is_mime_type (comm->mime_type, "application/x-compressed-tar"))
198 		fr_process_add_arg (comm->process, "-z");
199 
200 	else if (is_mime_type (comm->mime_type, "application/x-bzip-compressed-tar"))
201 		if (is_program_in_path ("lbzip2"))
202 			fr_process_add_arg (comm->process, "--use-compress-program=lbzip2");
203 		else
204 			fr_process_add_arg (comm->process, "--use-compress-program=bzip2");
205 
206 	else if (is_mime_type (comm->mime_type, "application/x-tarz")) {
207 		if (is_program_in_path ("gzip"))
208 			fr_process_add_arg (comm->process, "-z");
209 		else
210 			fr_process_add_arg (comm->process, "-Z");
211 	}
212 	else if (is_mime_type (comm->mime_type, "application/x-lrzip-compressed-tar"))
213 		fr_process_add_arg (comm->process, "--use-compress-program=lrzip");
214 
215 	else if (is_mime_type (comm->mime_type, "application/x-lzip-compressed-tar"))
216 		fr_process_add_arg (comm->process, "--use-compress-program=lzip");
217 
218 	else if (is_mime_type (comm->mime_type, "application/x-lzma-compressed-tar"))
219 		fr_process_add_arg (comm->process, "--use-compress-program=lzma");
220 
221 	else if (is_mime_type (comm->mime_type, "application/x-xz-compressed-tar"))
222 		if (is_program_in_path ("pixz"))
223 			fr_process_add_arg (comm->process, "--use-compress-program=pixz");
224 		else
225 			fr_process_add_arg (comm->process, "--use-compress-program=xz");
226 
227 	else if (is_mime_type (comm->mime_type, "application/x-zstd-compressed-tar"))
228 		fr_process_add_arg (comm->process, "--use-compress-program=zstd");
229 
230 	else if (is_mime_type (comm->mime_type, "application/x-lzop-compressed-tar"))
231 		fr_process_add_arg (comm->process, "--use-compress-program=lzop");
232 
233 	else if (is_mime_type (comm->mime_type, "application/x-7z-compressed-tar")) {
234 		FrCommandTar *comm_tar = (FrCommandTar*) comm;
235 		char         *option;
236 
237 		option = g_strdup_printf ("--use-compress-program=%s", comm_tar->compress_command);
238 		fr_process_add_arg (comm->process, option);
239 		g_free (option);
240 	}
241 }
242 
243 
244 static void
begin_tar_command(FrCommand * comm)245 begin_tar_command (FrCommand *comm)
246 {
247 	char *command = NULL;
248 
249 	/* In solaris gtar is present under /usr/sfw/bin */
250 
251 	command = g_find_program_in_path ("gtar");
252 #if defined (__SVR4) && defined (__sun)
253 	if (g_file_test ("/usr/sfw/bin/gtar", G_FILE_TEST_IS_EXECUTABLE)) {
254 		g_free (command);
255 		command = g_strdup ("/usr/sfw/bin/gtar");
256 	}
257 #endif
258 	if (command != NULL)
259 		fr_process_begin_command (comm->process, command);
260 	else
261 		fr_process_begin_command (comm->process, "tar");
262 	g_free (command);
263 }
264 
265 
266 static void
fr_command_tar_list(FrCommand * comm)267 fr_command_tar_list (FrCommand *comm)
268 {
269 	fr_process_set_out_line_func (comm->process, process_line, comm);
270 
271 	begin_tar_command (comm);
272 	fr_process_add_arg (comm->process, "--force-local");
273 	fr_process_add_arg (comm->process, "--no-wildcards");
274 	fr_process_add_arg (comm->process, "-tvf");
275 	fr_process_add_arg (comm->process, comm->filename);
276 	add_compress_arg (comm);
277 	fr_process_end_command (comm->process);
278 	fr_process_start (comm->process);
279 }
280 
281 
282 static gboolean
can_create_a_compressed_archive(FrCommand * comm)283 can_create_a_compressed_archive (FrCommand *comm)
284 {
285 	return comm->creating_archive && ! is_mime_type (comm->mime_type, "application/x-7z-compressed-tar");
286 }
287 
288 
289 static void
process_line__generic(char * line,gpointer data,char * action_msg)290 process_line__generic (char     *line,
291 		       gpointer  data,
292 		       char     *action_msg)
293 {
294 	FrCommand *comm = FR_COMMAND (data);
295 
296 	if (line == NULL)
297 		return;
298 
299 	if (line[strlen (line) - 1] == '/') /* ignore directories */
300 		return;
301 
302 	if (comm->n_files != 0) {
303 		double fraction = (double) ++comm->n_file / (comm->n_files + 1);
304 		fr_command_progress (comm, fraction);
305 	}
306 	else {
307 		char *msg = g_strconcat (action_msg, file_name_from_path (line), NULL);
308 		fr_command_message (comm, msg);
309 		g_free (msg);
310 	}
311 }
312 
313 
314 static void
process_line__add(char * line,gpointer data)315 process_line__add (char     *line,
316 		   gpointer  data)
317 {
318 	/* Translators: after the colon there is a filename. */
319 	process_line__generic (line, data, _("Adding file: "));
320 }
321 
322 
323 static void
fr_command_tar_add(FrCommand * comm,const char * from_file,GList * file_list,const char * base_dir,gboolean update,gboolean recursive)324 fr_command_tar_add (FrCommand     *comm,
325 		    const char    *from_file,
326 		    GList         *file_list,
327 		    const char    *base_dir,
328 		    gboolean       update,
329 		    gboolean       recursive)
330 {
331 	FrCommandTar *c_tar = FR_COMMAND_TAR (comm);
332 	GList        *scan;
333 
334 	fr_process_set_out_line_func (FR_COMMAND (comm)->process,
335 				      process_line__add,
336 				      comm);
337 
338 	begin_tar_command (comm);
339 	fr_process_add_arg (comm->process, "--force-local");
340 	if (! recursive)
341 		fr_process_add_arg (comm->process, "--no-recursion");
342 	fr_process_add_arg (comm->process, "--no-wildcards");
343 	fr_process_add_arg (comm->process, "--no-unquote");
344 	fr_process_add_arg (comm->process, "-v");
345 	fr_process_add_arg (comm->process, "-p");
346 
347 	if (base_dir != NULL) {
348 		fr_process_add_arg (comm->process, "-C");
349 		fr_process_add_arg (comm->process, base_dir);
350 	}
351 
352 	if (can_create_a_compressed_archive (comm)) {
353 		fr_process_add_arg (comm->process, "-cf");
354 		fr_process_add_arg (comm->process, comm->filename);
355 		add_compress_arg (comm);
356 	}
357 	else {
358 		if (comm->creating_archive)
359 			fr_process_add_arg (comm->process, "-cf");
360 		else
361 			fr_process_add_arg (comm->process, "-rf");
362 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
363 	}
364 
365 	if (from_file != NULL) {
366 		fr_process_add_arg (comm->process, "-T");
367 		fr_process_add_arg (comm->process, from_file);
368 	}
369 
370 	fr_process_add_arg (comm->process, "--");
371 
372 	if (from_file == NULL)
373 		for (scan = file_list; scan; scan = scan->next)
374 			fr_process_add_arg (comm->process, scan->data);
375 
376 	fr_process_end_command (comm->process);
377 }
378 
379 
380 static void
process_line__delete(char * line,gpointer data)381 process_line__delete (char     *line,
382 		      gpointer  data)
383 {
384 	/* Translators: after the colon there is a filename. */
385 	process_line__generic (line, data, _("Removing file: "));
386 }
387 
388 
389 static void
begin_func__delete(gpointer data)390 begin_func__delete (gpointer data)
391 {
392 	FrCommand *comm = data;
393 	fr_command_progress (comm, -1.0);
394 	fr_command_message (comm, _("Deleting files from archive"));
395 }
396 
397 
398 static void
fr_command_tar_delete(FrCommand * comm,const char * from_file,GList * file_list)399 fr_command_tar_delete (FrCommand  *comm,
400 		       const char *from_file,
401 		       GList      *file_list)
402 {
403 	FrCommandTar *c_tar = FR_COMMAND_TAR (comm);
404 	GList        *scan;
405 
406 	fr_process_set_out_line_func (comm->process,
407 				      process_line__delete,
408 				      comm);
409 
410 	begin_tar_command (comm);
411 	fr_process_set_begin_func (comm->process, begin_func__delete, comm);
412 	fr_process_add_arg (comm->process, "--force-local");
413 	fr_process_add_arg (comm->process, "--no-wildcards");
414 	fr_process_add_arg (comm->process, "--no-unquote");
415 	fr_process_add_arg (comm->process, "-v");
416 	fr_process_add_arg (comm->process, "--delete");
417 	fr_process_add_arg (comm->process, "-f");
418 	fr_process_add_arg (comm->process, c_tar->uncomp_filename);
419 
420 	if (from_file != NULL) {
421 		fr_process_add_arg (comm->process, "-T");
422 		fr_process_add_arg (comm->process, from_file);
423 	}
424 
425 	fr_process_add_arg (comm->process, "--");
426 
427 	if (from_file == NULL)
428 		for (scan = file_list; scan; scan = scan->next)
429 			fr_process_add_arg (comm->process, scan->data);
430 
431 	fr_process_end_command (comm->process);
432 }
433 
434 
435 static void
process_line__extract(char * line,gpointer data)436 process_line__extract (char     *line,
437 		       gpointer  data)
438 {
439 	/* Translators: after the colon there is a filename. */
440 	process_line__generic (line, data, _("Extracting file: "));
441 }
442 
443 
444 static void
fr_command_tar_extract(FrCommand * comm,const char * from_file,GList * file_list,const char * dest_dir,gboolean overwrite,gboolean skip_older,gboolean junk_paths)445 fr_command_tar_extract (FrCommand  *comm,
446 		        const char *from_file,
447 			GList      *file_list,
448 			const char *dest_dir,
449 			gboolean    overwrite,
450 			gboolean    skip_older,
451 			gboolean    junk_paths)
452 {
453 	GList *scan;
454 
455 	fr_process_set_out_line_func (comm->process,
456 				      process_line__extract,
457 				      comm);
458 
459 	begin_tar_command (comm);
460 	fr_process_add_arg (comm->process, "--force-local");
461 	fr_process_add_arg (comm->process, "--no-wildcards");
462 	fr_process_add_arg (comm->process, "--no-unquote");
463 	fr_process_add_arg (comm->process, "-v");
464 	fr_process_add_arg (comm->process, "-p");
465 
466 	if (! overwrite)
467 		fr_process_add_arg (comm->process, "-k");
468 	if (skip_older)
469 		fr_process_add_arg (comm->process, "--keep-newer-files");
470 
471 	fr_process_add_arg (comm->process, "-xf");
472 	fr_process_add_arg (comm->process, comm->filename);
473 	add_compress_arg (comm);
474 
475 	if (dest_dir != NULL) {
476 		fr_process_add_arg (comm->process, "-C");
477 		fr_process_add_arg (comm->process, dest_dir);
478 	}
479 
480 	if (from_file != NULL) {
481 		fr_process_add_arg (comm->process, "-T");
482 		fr_process_add_arg (comm->process, from_file);
483 	}
484 
485 	fr_process_add_arg (comm->process, "--");
486 
487 	if (from_file == NULL)
488 		for (scan = file_list; scan; scan = scan->next)
489 			fr_process_add_arg (comm->process, scan->data);
490 
491 	fr_process_end_command (comm->process);
492 }
493 
494 
495 static void
begin_func__recompress(gpointer data)496 begin_func__recompress (gpointer data)
497 {
498 	FrCommand *comm = data;
499 	fr_command_progress (comm, -1.0);
500 	fr_command_message (comm, _("Recompressing archive"));
501 }
502 
503 
504 static gboolean
gzip_continue_func(gpointer user_data)505 gzip_continue_func (gpointer user_data)
506 {
507 	FrCommand *comm = user_data;
508 
509 	/* ignore gzip warnings */
510 
511 	if (comm->process->error.status == 2) {
512 		comm->process->error.type = FR_PROC_ERROR_NONE;
513 		comm->process->error.status = 0;
514 		g_clear_error (&comm->process->error.gerror);
515 	}
516 
517 	return comm->process->error.status == 0;
518 }
519 
520 
521 static void
fr_command_tar_recompress(FrCommand * comm)522 fr_command_tar_recompress (FrCommand *comm)
523 {
524 	FrCommandTar *c_tar = FR_COMMAND_TAR (comm);
525 	char         *new_name = NULL;
526 
527 	if (can_create_a_compressed_archive (comm))
528 		return;
529 
530 	if (is_mime_type (comm->mime_type, "application/x-compressed-tar")) {
531 		fr_process_begin_command (comm->process, "gzip");
532 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
533 		fr_process_set_continue_func (comm->process, gzip_continue_func, comm);
534 		switch (comm->compression) {
535 		case FR_COMPRESSION_VERY_FAST:
536 			fr_process_add_arg (comm->process, "-1"); break;
537 		case FR_COMPRESSION_FAST:
538 			fr_process_add_arg (comm->process, "-3"); break;
539 		case FR_COMPRESSION_NORMAL:
540 			fr_process_add_arg (comm->process, "-6"); break;
541 		case FR_COMPRESSION_MAXIMUM:
542 			fr_process_add_arg (comm->process, "-9"); break;
543 		}
544 		fr_process_add_arg (comm->process, "-f");
545 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
546 		fr_process_end_command (comm->process);
547 
548 		new_name = g_strconcat (c_tar->uncomp_filename, ".gz", NULL);
549 	}
550 	else if (is_mime_type (comm->mime_type, "application/x-bzip-compressed-tar")) {
551 		fr_process_begin_command (comm->process, "bzip2");
552 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
553 		switch (comm->compression) {
554 		case FR_COMPRESSION_VERY_FAST:
555 			fr_process_add_arg (comm->process, "-1"); break;
556 		case FR_COMPRESSION_FAST:
557 			fr_process_add_arg (comm->process, "-3"); break;
558 		case FR_COMPRESSION_NORMAL:
559 			fr_process_add_arg (comm->process, "-6"); break;
560 		case FR_COMPRESSION_MAXIMUM:
561 			fr_process_add_arg (comm->process, "-9"); break;
562 		}
563 		fr_process_add_arg (comm->process, "-f");
564 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
565 		fr_process_end_command (comm->process);
566 
567 		new_name = g_strconcat (c_tar->uncomp_filename, ".bz2", NULL);
568 	}
569 	else if (is_mime_type (comm->mime_type, "application/x-tarz")) {
570 		fr_process_begin_command (comm->process, "compress");
571 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
572 		fr_process_add_arg (comm->process, "-f");
573 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
574 		fr_process_end_command (comm->process);
575 
576 		new_name = g_strconcat (c_tar->uncomp_filename, ".Z", NULL);
577 	}
578 	else if (is_mime_type (comm->mime_type, "application/x-lrzip-compressed-tar")) {
579 		fr_process_begin_command (comm->process, "lrzip");
580 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
581 		switch (comm->compression) {
582 		case FR_COMPRESSION_VERY_FAST:
583 			fr_process_add_arg (comm->process, "-l"); break;
584 		case FR_COMPRESSION_FAST:
585 			fr_process_add_arg (comm->process, "-g"); break;
586 		case FR_COMPRESSION_NORMAL:
587 			fr_process_add_arg (comm->process, "-b"); break;
588 		case FR_COMPRESSION_MAXIMUM:
589 			fr_process_add_arg (comm->process, "-z"); break;
590 		}
591 		fr_process_add_arg (comm->process, "-o");
592 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
593 		fr_process_end_command (comm->process);
594 
595 		new_name = g_strconcat (c_tar->uncomp_filename, ".lrz", NULL);
596 	}
597 	else if (is_mime_type (comm->mime_type, "application/x-lzip-compressed-tar")) {
598 		fr_process_begin_command (comm->process, "lzip");
599 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
600 		switch (comm->compression) {
601 		case FR_COMPRESSION_VERY_FAST:
602 			fr_process_add_arg (comm->process, "-1"); break;
603 		case FR_COMPRESSION_FAST:
604 			fr_process_add_arg (comm->process, "-3"); break;
605 		case FR_COMPRESSION_NORMAL:
606 			fr_process_add_arg (comm->process, "-6"); break;
607 		case FR_COMPRESSION_MAXIMUM:
608 			fr_process_add_arg (comm->process, "-9"); break;
609 		}
610 		fr_process_add_arg (comm->process, "-f");
611 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
612 		fr_process_end_command (comm->process);
613 
614 		new_name = g_strconcat (c_tar->uncomp_filename, ".lz", NULL);
615 	}
616 	else if (is_mime_type (comm->mime_type, "application/x-lzma-compressed-tar")) {
617 		fr_process_begin_command (comm->process, "lzma");
618 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
619 		switch (comm->compression) {
620 		case FR_COMPRESSION_VERY_FAST:
621 			fr_process_add_arg (comm->process, "-1"); break;
622 		case FR_COMPRESSION_FAST:
623 			fr_process_add_arg (comm->process, "-3"); break;
624 		case FR_COMPRESSION_NORMAL:
625 			fr_process_add_arg (comm->process, "-6"); break;
626 		case FR_COMPRESSION_MAXIMUM:
627 			fr_process_add_arg (comm->process, "-9"); break;
628 		}
629 		fr_process_add_arg (comm->process, "-f");
630 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
631 		fr_process_end_command (comm->process);
632 
633 		new_name = g_strconcat (c_tar->uncomp_filename, ".lzma", NULL);
634 	}
635 	else if (is_mime_type (comm->mime_type, "application/x-xz-compressed-tar")) {
636 		fr_process_begin_command (comm->process, "xz");
637 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
638 		switch (comm->compression) {
639 		case FR_COMPRESSION_VERY_FAST:
640 			fr_process_add_arg (comm->process, "-1"); break;
641 		case FR_COMPRESSION_FAST:
642 			fr_process_add_arg (comm->process, "-3"); break;
643 		case FR_COMPRESSION_NORMAL:
644 			fr_process_add_arg (comm->process, "-6"); break;
645 		case FR_COMPRESSION_MAXIMUM:
646 			fr_process_add_arg (comm->process, "-9"); break;
647 		}
648 		fr_process_add_arg (comm->process, "-f");
649 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
650 		fr_process_end_command (comm->process);
651 
652 		new_name = g_strconcat (c_tar->uncomp_filename, ".xz", NULL);
653 	}
654 	else if (is_mime_type (comm->mime_type, "application/x-zstd-compressed-tar")) {
655 		fr_process_begin_command (comm->process, "zstd");
656 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
657 		switch (comm->compression) {
658 		case FR_COMPRESSION_VERY_FAST:
659 			fr_process_add_arg (comm->process, "-1"); break;
660 		case FR_COMPRESSION_FAST:
661 			fr_process_add_arg (comm->process, "-2"); break;
662 		case FR_COMPRESSION_NORMAL:
663 			fr_process_add_arg (comm->process, "-3"); break;
664 		case FR_COMPRESSION_MAXIMUM:
665 			fr_process_add_arg (comm->process, "--ultra");
666 			fr_process_add_arg (comm->process, "-22");
667 			break;
668 		}
669 		fr_process_add_arg (comm->process, "-f");
670 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
671 		fr_process_end_command (comm->process);
672 
673 		new_name = g_strconcat (c_tar->uncomp_filename, ".zst", NULL);
674 	}
675 	else if (is_mime_type (comm->mime_type, "application/x-lzop-compressed-tar")) {
676 		fr_process_begin_command (comm->process, "lzop");
677 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
678 		switch (comm->compression) {
679 		case FR_COMPRESSION_VERY_FAST:
680 			fr_process_add_arg (comm->process, "-1"); break;
681 		case FR_COMPRESSION_FAST:
682 			fr_process_add_arg (comm->process, "-3"); break;
683 		case FR_COMPRESSION_NORMAL:
684 			fr_process_add_arg (comm->process, "-6"); break;
685 		case FR_COMPRESSION_MAXIMUM:
686 			fr_process_add_arg (comm->process, "-9"); break;
687 		}
688 		fr_process_add_arg (comm->process, "-fU");
689 		fr_process_add_arg (comm->process, "--no-stdin");
690 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
691 		fr_process_end_command (comm->process);
692 
693 		new_name = g_strconcat (c_tar->uncomp_filename, ".lzo", NULL);
694 	}
695 	else if (is_mime_type (comm->mime_type, "application/x-7z-compressed-tar")) {
696 		FrCommandTar *comm_tar = (FrCommandTar*) comm;
697 
698 		fr_process_begin_command (comm->process, comm_tar->compress_command);
699 		fr_process_set_begin_func (comm->process, begin_func__recompress, comm);
700 		switch (comm->compression) {
701 		case FR_COMPRESSION_VERY_FAST:
702 			fr_process_add_arg (comm->process, "-mx=1"); break;
703 		case FR_COMPRESSION_FAST:
704 			fr_process_add_arg (comm->process, "-mx=5"); break;
705 		case FR_COMPRESSION_NORMAL:
706 			fr_process_add_arg (comm->process, "-mx=5"); break;
707 		case FR_COMPRESSION_MAXIMUM:
708 			fr_process_add_arg (comm->process, "-mx=7"); break;
709 		}
710 		fr_process_add_arg (comm->process, "a");
711 		fr_process_add_arg (comm->process, "-bd");
712 		fr_process_add_arg (comm->process, "-y");
713 		fr_process_add_arg (comm->process, "-l");
714 
715 		new_name = g_strconcat (c_tar->uncomp_filename, ".7z", NULL);
716 		fr_process_add_arg_concat (comm->process, new_name, NULL);
717 
718 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
719 		fr_process_end_command (comm->process);
720 
721 		/* remove the uncompressed tar */
722 
723 		fr_process_begin_command (comm->process, "rm");
724 		fr_process_add_arg (comm->process, "-f");
725 		fr_process_add_arg (comm->process, c_tar->uncomp_filename);
726 		fr_process_end_command (comm->process);
727 	}
728 
729 	if (c_tar->name_modified) {
730 		char *tmp_dir;
731 
732 		/* Restore original name. */
733 
734 		fr_process_begin_command (comm->process, "mv");
735 		fr_process_add_arg (comm->process, "-f");
736 		fr_process_add_arg (comm->process, new_name);
737 		fr_process_add_arg (comm->process, comm->filename);
738 		fr_process_end_command (comm->process);
739 
740 		tmp_dir = remove_level_from_path (new_name);
741 
742 		fr_process_begin_command (comm->process, "rm");
743 		fr_process_set_sticky (comm->process, TRUE);
744 		fr_process_add_arg (comm->process, "-fr");
745 		fr_process_add_arg (comm->process, tmp_dir);
746 		fr_process_end_command (comm->process);
747 
748 		g_free (tmp_dir);
749 	}
750 
751 	g_free (new_name);
752 	g_free (c_tar->uncomp_filename);
753 	c_tar->uncomp_filename = NULL;
754 }
755 
756 
757 static void
begin_func__uncompress(gpointer data)758 begin_func__uncompress (gpointer data)
759 {
760 	FrCommand *comm = data;
761 	fr_command_progress (comm, -1.0);
762 	fr_command_message (comm, _("Decompressing archive"));
763 }
764 
765 
766 static char *
get_uncompressed_name(FrCommandTar * c_tar,const char * e_filename)767 get_uncompressed_name (FrCommandTar *c_tar,
768 		       const char   *e_filename)
769 {
770 	FrCommand *comm = FR_COMMAND (c_tar);
771 	char      *new_name = g_strdup (e_filename);
772 	int        l = strlen (new_name);
773 
774 	if (is_mime_type (comm->mime_type, "application/x-compressed-tar")) {
775 		/* X.tgz     -->  X.tar
776 		 * X.tar.gz  -->  X.tar */
777 		if (file_extension_is (e_filename, ".tgz")) {
778 			new_name[l - 2] = 'a';
779 			new_name[l - 1] = 'r';
780 		}
781 		else if (file_extension_is (e_filename, ".tar.gz"))
782 			new_name[l - 3] = 0;
783 	}
784 	else if (is_mime_type (comm->mime_type, "application/x-bzip-compressed-tar")) {
785 		/* X.tbz2    -->  X.tar
786 		 * X.tar.bz2 -->  X.tar */
787 		if (file_extension_is (e_filename, ".tbz2")) {
788 			new_name[l - 3] = 'a';
789 			new_name[l - 2] = 'r';
790 			new_name[l - 1] = 0;
791 		}
792 		else if (file_extension_is (e_filename, ".tar.bz2"))
793 			new_name[l - 4] = 0;
794 	}
795 	else if (is_mime_type (comm->mime_type, "application/x-tarz")) {
796 		/* X.taz   -->  X.tar
797 		 * X.tar.Z -->  X.tar */
798 		if (file_extension_is (e_filename, ".taz"))
799 			new_name[l - 1] = 'r';
800 		else if (file_extension_is (e_filename, ".tar.Z"))
801 			new_name[l - 2] = 0;
802 	}
803 	else if (is_mime_type (comm->mime_type, "application/x-lrzip-compressed-tar")) {
804 		/* X.tlrz     -->  X.tar
805 		 * X.tar.lrz  -->  X.tar */
806 		if (file_extension_is (e_filename, ".tlrz")) {
807 			new_name[l - 3] = 'a';
808 			new_name[l - 2] = 'r';
809 			new_name[l - 1] = 0;
810 		}
811 		else if (file_extension_is (e_filename, ".tar.lrz"))
812 			new_name[l - 4] = 0;
813 	}
814 	else if (is_mime_type (comm->mime_type, "application/x-lzip-compressed-tar")) {
815 		/* X.tlz     -->  X.tar
816 		 * X.tar.lz  -->  X.tar */
817 		if (file_extension_is (e_filename, ".tlz")) {
818 			new_name[l - 2] = 'a';
819 			new_name[l - 1] = 'r';
820 		}
821 		else if (file_extension_is (e_filename, ".tar.lz"))
822 			new_name[l - 3] = 0;
823 	}
824 	else if (is_mime_type (comm->mime_type, "application/x-lzma-compressed-tar")) {
825 		/* X.tar.lzma --> X.tar
826 		 * (There doesn't seem to be a shorthand suffix) */
827 		if (file_extension_is (e_filename, ".tar.lzma"))
828 			new_name[l - 5] = 0;
829 	}
830 	else if (is_mime_type (comm->mime_type, "application/x-xz-compressed-tar")) {
831 		/* X.txz     -->  X.tar
832 		 * X.tar.xz  -->  X.tar */
833 		if (file_extension_is (e_filename, ".txz")) {
834 			new_name[l - 2] = 'a';
835 			new_name[l - 1] = 'r';
836 		}
837 		else if (file_extension_is (e_filename, ".tar.xz"))
838 			new_name[l - 3] = 0;
839 	}
840 	else if (is_mime_type (comm->mime_type, "application/x-zstd-compressed-tar")) {
841 		/* X.tzst    -->  X.tar
842 		 * X.tar.zst -->  X.tar */
843 		if (file_extension_is (e_filename, ".tzst")) {
844 			new_name[l - 3] = 'a';
845 			new_name[l - 2] = 'r';
846 			new_name[l - 1] = 0;
847 		}
848 		else if (file_extension_is (e_filename, ".tar.zst"))
849 			new_name[l - 4] = 0;
850 	}
851 	else if (is_mime_type (comm->mime_type, "application/x-lzop-compressed-tar")) {
852 		/* X.tzo     -->  X.tar
853 		 * X.tar.lzo -->  X.tar */
854 		if (file_extension_is (e_filename, ".tzo")) {
855 			new_name[l - 2] = 'a';
856 			new_name[l - 1] = 'r';
857 		}
858 		else if (file_extension_is (e_filename, ".tar.lzo"))
859 			new_name[l - 4] = 0;
860 	}
861 	else if (is_mime_type (comm->mime_type, "application/x-7z-compressed-tar")) {
862 		/* X.tar.7z -->  X.tar */
863 		if (file_extension_is (e_filename, ".tar.7z"))
864 			new_name[l - 3] = 0;
865 	}
866 
867 	return new_name;
868 }
869 
870 
871 #define MAX_TRIES 50
872 
873 
874 static char *
get_temp_name(FrCommandTar * c_tar,const char * filepath)875 get_temp_name (FrCommandTar *c_tar,
876 	       const char   *filepath)
877 {
878 	char *dirname = remove_level_from_path (filepath);
879 	char *template;
880 	char *result = NULL;
881 	char *temp_name = NULL;
882 
883 	template = g_strconcat (dirname, "/.fr-XXXXXX", NULL);
884 	result = mkdtemp (template);
885 	temp_name = g_build_filename (result, file_name_from_path (filepath), NULL);
886 	g_free (template);
887 
888 	return temp_name;
889 }
890 
891 
892 static void
fr_command_tar_uncompress(FrCommand * comm)893 fr_command_tar_uncompress (FrCommand *comm)
894 {
895 	FrCommandTar *c_tar = FR_COMMAND_TAR (comm);
896 	char         *tmp_name;
897 	gboolean      archive_exists;
898 
899 	if (can_create_a_compressed_archive (comm))
900 		return;
901 
902 	if (c_tar->uncomp_filename != NULL) {
903 		g_free (c_tar->uncomp_filename);
904 		c_tar->uncomp_filename = NULL;
905 	}
906 
907 	archive_exists = ! comm->creating_archive;
908 
909 	c_tar->name_modified = ! is_mime_type (comm->mime_type, "application/x-tar");
910 	if (c_tar->name_modified) {
911 		tmp_name = get_temp_name (c_tar, comm->filename);
912 		if (archive_exists) {
913 			fr_process_begin_command (comm->process, "mv");
914 			fr_process_add_arg (comm->process, "-f");
915 			fr_process_add_arg (comm->process, comm->filename);
916 			fr_process_add_arg (comm->process, tmp_name);
917 			fr_process_end_command (comm->process);
918 		}
919 	}
920 	else
921 		tmp_name = g_strdup (comm->filename);
922 
923 	if (archive_exists) {
924 		if (is_mime_type (comm->mime_type, "application/x-compressed-tar")) {
925 			fr_process_begin_command (comm->process, "gzip");
926 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
927 			fr_process_set_continue_func (comm->process, gzip_continue_func, comm);
928 			fr_process_add_arg (comm->process, "-f");
929 			fr_process_add_arg (comm->process, "-d");
930 			fr_process_add_arg (comm->process, tmp_name);
931 			fr_process_end_command (comm->process);
932 		}
933 		else if (is_mime_type (comm->mime_type, "application/x-bzip-compressed-tar")) {
934 			fr_process_begin_command (comm->process, "bzip2");
935 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
936 			fr_process_add_arg (comm->process, "-f");
937 			fr_process_add_arg (comm->process, "-d");
938 			fr_process_add_arg (comm->process, tmp_name);
939 			fr_process_end_command (comm->process);
940 		}
941 		else if (is_mime_type (comm->mime_type, "application/x-tarz")) {
942 			if (is_program_in_path ("gzip")) {
943 				fr_process_begin_command (comm->process, "gzip");
944 				fr_process_set_continue_func (comm->process, gzip_continue_func, comm);
945 			}
946 			else
947 				fr_process_begin_command (comm->process, "uncompress");
948 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
949 			fr_process_add_arg (comm->process, "-f");
950 			fr_process_add_arg (comm->process, tmp_name);
951 			fr_process_end_command (comm->process);
952 		}
953 		else if (is_mime_type (comm->mime_type, "application/x-lrzip-compressed-tar")) {
954 			fr_process_begin_command (comm->process, "lrzip");
955 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
956 			fr_process_add_arg (comm->process, "-f");
957 			fr_process_add_arg (comm->process, "-d");
958 			fr_process_add_arg (comm->process, tmp_name);
959 			fr_process_end_command (comm->process);
960 		}
961 		else if (is_mime_type (comm->mime_type, "application/x-lzip-compressed-tar")) {
962 			fr_process_begin_command (comm->process, "lzip");
963 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
964 			fr_process_add_arg (comm->process, "-f");
965 			fr_process_add_arg (comm->process, "-d");
966 			fr_process_add_arg (comm->process, tmp_name);
967 			fr_process_end_command (comm->process);
968 		}
969 		else if (is_mime_type (comm->mime_type, "application/x-lzma-compressed-tar")) {
970 			fr_process_begin_command (comm->process, "lzma");
971 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
972 			fr_process_add_arg (comm->process, "-f");
973 			fr_process_add_arg (comm->process, "-d");
974 			fr_process_add_arg (comm->process, tmp_name);
975 			fr_process_end_command (comm->process);
976 		}
977 		else if (is_mime_type (comm->mime_type, "application/x-xz-compressed-tar")) {
978 			fr_process_begin_command (comm->process, "xz");
979 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
980 			fr_process_add_arg (comm->process, "-f");
981 			fr_process_add_arg (comm->process, "-d");
982 			fr_process_add_arg (comm->process, tmp_name);
983 			fr_process_end_command (comm->process);
984 		}
985 		else if (is_mime_type (comm->mime_type, "application/x-zstd-compressed-tar")) {
986 			fr_process_begin_command (comm->process, "zstd");
987 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
988 			fr_process_add_arg (comm->process, "-f");
989 			fr_process_add_arg (comm->process, "-d");
990 			fr_process_add_arg (comm->process, tmp_name);
991 			fr_process_end_command (comm->process);
992 		}
993 		else if (is_mime_type (comm->mime_type, "application/x-lzop-compressed-tar")) {
994 			fr_process_begin_command (comm->process, "lzop");
995 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
996 			fr_process_add_arg (comm->process, "-dfU");
997 			fr_process_add_arg (comm->process, "--no-stdin");
998 			fr_process_add_arg (comm->process, tmp_name);
999 			fr_process_end_command (comm->process);
1000 		}
1001 		else if (is_mime_type (comm->mime_type, "application/x-7z-compressed-tar")) {
1002 			FrCommandTar *comm_tar = (FrCommandTar*) comm;
1003 
1004 			fr_process_begin_command (comm->process, comm_tar->compress_command);
1005 			fr_process_set_begin_func (comm->process, begin_func__uncompress, comm);
1006 			fr_process_add_arg (comm->process, "e");
1007 			fr_process_add_arg (comm->process, "-bd");
1008 			fr_process_add_arg (comm->process, "-y");
1009 			fr_process_add_arg (comm->process, tmp_name);
1010 			fr_process_end_command (comm->process);
1011 
1012 			/* remove the compressed tar */
1013 
1014 			fr_process_begin_command (comm->process, "rm");
1015 			fr_process_add_arg (comm->process, "-f");
1016 			fr_process_add_arg (comm->process, tmp_name);
1017 			fr_process_end_command (comm->process);
1018 		}
1019 	}
1020 
1021 	c_tar->uncomp_filename = get_uncompressed_name (c_tar, tmp_name);
1022 	g_free (tmp_name);
1023 }
1024 
1025 
1026 static void
fr_command_tar_handle_error(FrCommand * comm,FrProcError * error)1027 fr_command_tar_handle_error (FrCommand   *comm,
1028 			     FrProcError *error)
1029 {
1030 	if (error->type != FR_PROC_ERROR_NONE) {
1031 		if (error->status <= 1)
1032 			error->type = FR_PROC_ERROR_NONE;
1033 	}
1034 }
1035 
1036 
1037 const char *tar_mime_types[] = { "application/x-compressed-tar",
1038 				 "application/x-bzip-compressed-tar",
1039 				 "application/x-tar",
1040 				 "application/x-7z-compressed-tar",
1041 				 "application/x-lrzip-compressed-tar",
1042 				 "application/x-lzip-compressed-tar",
1043 			         "application/x-lzma-compressed-tar",
1044 			         "application/x-lzop-compressed-tar",
1045 			         "application/x-tarz",
1046 				 "application/x-xz-compressed-tar",
1047 				 "application/x-zstd-compressed-tar",
1048 			         NULL };
1049 
1050 
1051 static const char **
fr_command_tar_get_mime_types(FrCommand * comm)1052 fr_command_tar_get_mime_types (FrCommand *comm)
1053 {
1054 	return tar_mime_types;
1055 }
1056 
1057 
1058 static FrCommandCap
fr_command_tar_get_capabilities(FrCommand * comm,const char * mime_type,gboolean check_command)1059 fr_command_tar_get_capabilities (FrCommand  *comm,
1060 			         const char *mime_type,
1061 				 gboolean    check_command)
1062 {
1063 	FrCommandCap capabilities;
1064 
1065 	capabilities = FR_COMMAND_CAN_ARCHIVE_MANY_FILES;
1066 
1067 	/* In solaris gtar is present under /usr/sfw/bin */
1068 	if (! is_program_available ("tar", check_command) && ! is_program_available ("/usr/sfw/bin/gtar", check_command))
1069 		return capabilities;
1070 
1071 	if (is_mime_type (mime_type, "application/x-tar")) {
1072 		capabilities |= FR_COMMAND_CAN_READ_WRITE;
1073 	}
1074 	else if (is_mime_type (mime_type, "application/x-compressed-tar")) {
1075 		if (is_program_available ("gzip", check_command))
1076 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1077 	}
1078 	else if (is_mime_type (mime_type, "application/x-bzip-compressed-tar")) {
1079 		if (is_program_available ("bzip2", check_command))
1080 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1081 	}
1082 	else if (is_mime_type (mime_type, "application/x-tarz")) {
1083 		if (is_program_available ("compress", check_command) && is_program_available ("uncompress", check_command))
1084 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1085 		else if (is_program_available ("gzip", check_command))
1086 			capabilities |= FR_COMMAND_CAN_READ;
1087 	}
1088 	else if (is_mime_type (mime_type, "application/x-lrzip-compressed-tar")) {
1089 		if (is_program_available ("lrzip", check_command))
1090 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1091 	}
1092 	else if (is_mime_type (mime_type, "application/x-lzip-compressed-tar")) {
1093 		if (is_program_available ("lzip", check_command))
1094 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1095 	}
1096 	else if (is_mime_type (mime_type, "application/x-lzma-compressed-tar")) {
1097 		if (is_program_available ("lzma", check_command))
1098 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1099 	}
1100 	else if (is_mime_type (mime_type, "application/x-xz-compressed-tar")) {
1101 		if (is_program_available ("xz", check_command))
1102 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1103 	}
1104 	else if (is_mime_type (mime_type, "application/x-zstd-compressed-tar")) {
1105 		if (is_program_available ("zstd", check_command))
1106 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1107 	}
1108 	else if (is_mime_type (mime_type, "application/x-lzop-compressed-tar")) {
1109 		if (is_program_available ("lzop", check_command))
1110 			capabilities |= FR_COMMAND_CAN_READ_WRITE;
1111 	}
1112 	else if (is_mime_type (mime_type, "application/x-7z-compressed-tar")) {
1113 		char  *try_command[3] = { "7za", "7zr", "7z" };
1114 		size_t i;
1115 
1116 		for (i = 0; i < G_N_ELEMENTS (try_command); i++) {
1117 			if (is_program_available (try_command[i], check_command)) {
1118 				capabilities |= FR_COMMAND_CAN_WRITE;
1119 				break;
1120 			}
1121 		}
1122 	}
1123 
1124 	return capabilities;
1125 }
1126 
1127 
1128 static void
fr_command_tar_set_mime_type(FrCommand * comm,const char * mime_type)1129 fr_command_tar_set_mime_type (FrCommand  *comm,
1130 		 	      const char *mime_type)
1131 {
1132 	FrCommandTar *comm_tar = FR_COMMAND_TAR (comm);
1133 
1134 	FR_COMMAND_CLASS (parent_class)->set_mime_type (comm, mime_type);
1135 
1136 	if (is_mime_type (mime_type, "application/x-7z-compressed-tar")) {
1137 		char  *try_command[3] = { "7za", "7zr", "7z" };
1138 		size_t i;
1139 
1140 		for (i = 0; i < G_N_ELEMENTS (try_command); i++) {
1141 			if (is_program_in_path (try_command[i])) {
1142 				comm_tar->compress_command = g_strdup (try_command[i]);
1143 				break;
1144 			}
1145 		}
1146 	}
1147 }
1148 
1149 
1150 static const char *
fr_command_tar_get_packages(FrCommand * comm,const char * mime_type)1151 fr_command_tar_get_packages (FrCommand  *comm,
1152 			     const char *mime_type)
1153 {
1154 	if (is_mime_type (mime_type, "application/x-tar"))
1155 		return PACKAGES ("tar");
1156 	else if (is_mime_type (mime_type, "application/x-compressed-tar"))
1157 		return PACKAGES ("tar,gzip");
1158 	else if (is_mime_type (mime_type, "application/x-bzip-compressed-tar"))
1159 		return PACKAGES ("tar,bzip2");
1160 	else if (is_mime_type (mime_type, "application/x-tarz"))
1161 		return PACKAGES ("tar,gzip,ncompress");
1162 	else if (is_mime_type (mime_type, "application/x-lrzip-compressed-tar"))
1163 		return PACKAGES ("tar,lrzip");
1164 	else if (is_mime_type (mime_type, "application/x-lzip-compressed-tar"))
1165 		return PACKAGES ("tar,lzip");
1166 	else if (is_mime_type (mime_type, "application/x-lzma-compressed-tar"))
1167 		return PACKAGES ("tar,lzma");
1168 	else if (is_mime_type (mime_type, "application/x-xz-compressed-tar"))
1169 		return PACKAGES ("tar,xz");
1170 	else if (is_mime_type (mime_type, "application/x-zstd-compressed-tar"))
1171 		return PACKAGES ("tar,zstd");
1172 	else if (is_mime_type (mime_type, "application/x-lzop-compressed-tar"))
1173 		return PACKAGES ("tar,lzop");
1174 	else if (is_mime_type (mime_type, "application/x-7z-compressed-tar"))
1175 		return PACKAGES ("tar,p7zip");
1176 
1177 	return NULL;
1178 }
1179 
1180 
1181 static void
fr_command_tar_class_init(FrCommandTarClass * class)1182 fr_command_tar_class_init (FrCommandTarClass *class)
1183 {
1184         GObjectClass   *gobject_class = G_OBJECT_CLASS (class);
1185         FrCommandClass *afc;
1186 
1187         parent_class = g_type_class_peek_parent (class);
1188 	afc = (FrCommandClass*) class;
1189 
1190 	gobject_class->finalize = fr_command_tar_finalize;
1191 
1192         afc->list             = fr_command_tar_list;
1193 	afc->add              = fr_command_tar_add;
1194 	afc->delete_           = fr_command_tar_delete;
1195 	afc->extract          = fr_command_tar_extract;
1196 	afc->handle_error     = fr_command_tar_handle_error;
1197 	afc->get_mime_types   = fr_command_tar_get_mime_types;
1198 	afc->get_capabilities = fr_command_tar_get_capabilities;
1199 	afc->set_mime_type    = fr_command_tar_set_mime_type;
1200 	afc->recompress       = fr_command_tar_recompress;
1201 	afc->uncompress       = fr_command_tar_uncompress;
1202 	afc->get_packages     = fr_command_tar_get_packages;
1203 }
1204 
1205 
1206 static void
fr_command_tar_init(FrCommand * comm)1207 fr_command_tar_init (FrCommand *comm)
1208 {
1209 	FrCommandTar *comm_tar = (FrCommandTar*) comm;
1210 
1211 	comm->propAddCanUpdate              = FALSE;
1212 	comm->propAddCanReplace             = FALSE;
1213 	comm->propAddCanStoreFolders        = TRUE;
1214 	comm->propExtractCanAvoidOverwrite  = FALSE;
1215 	comm->propExtractCanSkipOlder       = TRUE;
1216 	comm->propExtractCanJunkPaths       = FALSE;
1217 	comm->propPassword                  = FALSE;
1218 	comm->propTest                      = FALSE;
1219 	comm->propCanDeleteNonEmptyFolders  = FALSE;
1220 	comm->propCanExtractNonEmptyFolders = FALSE;
1221 	comm->propListFromFile              = TRUE;
1222 
1223 	comm_tar->msg = NULL;
1224 	comm_tar->uncomp_filename = NULL;
1225 }
1226 
1227 
1228 static void
fr_command_tar_finalize(GObject * object)1229 fr_command_tar_finalize (GObject *object)
1230 {
1231 	FrCommandTar *comm_tar;
1232 
1233         g_return_if_fail (object != NULL);
1234         g_return_if_fail (FR_IS_COMMAND_TAR (object));
1235 
1236 	comm_tar = FR_COMMAND_TAR (object);
1237 
1238 	if (comm_tar->uncomp_filename != NULL) {
1239 		g_free (comm_tar->uncomp_filename);
1240 		comm_tar->uncomp_filename = NULL;
1241 	}
1242 
1243 	if (comm_tar->msg != NULL) {
1244 		g_free (comm_tar->msg);
1245 		comm_tar->msg = NULL;
1246 	}
1247 
1248 	if (comm_tar->compress_command != NULL) {
1249 		g_free (comm_tar->compress_command);
1250 		comm_tar->compress_command = NULL;
1251 	}
1252 
1253 	/* Chain up */
1254         if (G_OBJECT_CLASS (parent_class)->finalize)
1255 		G_OBJECT_CLASS (parent_class)->finalize (object);
1256 }
1257 
1258 
1259 GType
fr_command_tar_get_type()1260 fr_command_tar_get_type ()
1261 {
1262         static GType type = 0;
1263 
1264         if (! type) {
1265                 GTypeInfo type_info = {
1266 			sizeof (FrCommandTarClass),
1267 			NULL,
1268 			NULL,
1269 			(GClassInitFunc) fr_command_tar_class_init,
1270 			NULL,
1271 			NULL,
1272 			sizeof (FrCommandTar),
1273 			0,
1274 			(GInstanceInitFunc) fr_command_tar_init
1275 		};
1276 
1277 		type = g_type_register_static (FR_TYPE_COMMAND,
1278 					       "FRCommandTar",
1279 					       &type_info,
1280 					       0);
1281         }
1282 
1283         return type;
1284 }
1285