1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
2 
3 /*
4  *  Engrampa
5  *
6  *  Copyright (C) 2001, 2003 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 <stdlib.h>
24 #include <string.h>
25 #include <time.h>
26 
27 #include <glib.h>
28 
29 #include "file-data.h"
30 #include "file-utils.h"
31 #include "glib-utils.h"
32 #include "fr-command.h"
33 #include "fr-command-arj.h"
34 
35 static void fr_command_arj_class_init  (FrCommandArjClass *class);
36 static void fr_command_arj_init        (FrCommand         *afile);
37 static void fr_command_arj_finalize    (GObject           *object);
38 
39 /* Parent Class */
40 
41 static FrCommandClass *parent_class = NULL;
42 
43 
44 /* -- list -- */
45 
46 static time_t
mktime_from_string(char * date_s,char * time_s)47 mktime_from_string (char *date_s,
48 		    char *time_s)
49 {
50 	struct tm   tm = {0, };
51 	char      **fields;
52 
53 	tm.tm_isdst = -1;
54 
55 	/* date */
56 
57 	fields = g_strsplit (date_s, "-", 3);
58 	if (fields[0] != NULL) {
59 		/* warning : this will work until 2075 ;) */
60 		int y = atoi (fields[0]);
61 		if (y >= 75)
62 			tm.tm_year = y;
63 		else
64 			tm.tm_year = 100 + y;
65 
66 		tm.tm_mon = atoi (fields[1]) - 1;
67 		tm.tm_mday = atoi (fields[2]);
68 	}
69 	g_strfreev (fields);
70 
71 	/* time */
72 
73 	fields = g_strsplit (time_s, ":", 3);
74 	if (fields[0] != NULL) {
75 		tm.tm_hour = atoi (fields[0]);
76 		if (fields[1] != NULL) {
77 			tm.tm_min = atoi (fields[1]);
78 			if (fields[2] != NULL)
79 				tm.tm_sec = atoi (fields[2]);
80 		}
81 	}
82 	g_strfreev (fields);
83 
84 	return mktime (&tm);
85 }
86 
87 
88 static void
list__process_line(char * line,gpointer data)89 list__process_line (char     *line,
90 		    gpointer  data)
91 {
92 	FrCommand     *comm = FR_COMMAND (data);
93 	FrCommandArj  *arj_comm = FR_COMMAND_ARJ (comm);
94 
95 	g_return_if_fail (line != NULL);
96 
97 	if (! arj_comm->list_started) {
98 		if (strncmp (line, "--------", 8) == 0) {
99 			arj_comm->list_started = TRUE;
100 			arj_comm->line_no = 1;
101 		}
102 		return;
103 	}
104 
105 	if (strncmp (line, "--------", 8) == 0) {
106 		arj_comm->list_started = FALSE;
107 		return;
108 	}
109 
110 	if (g_regex_match (arj_comm->filename_line_regex, line, 0, NULL)) { /* Read the filename. */
111 		FileData   *fdata;
112 		const char *name_field;
113 
114 		arj_comm->line_no = 1;
115 
116 		arj_comm->fdata = fdata = file_data_new ();
117 
118 		name_field = get_last_field (line, 2);
119 
120 		if (*name_field == '/') {
121 			fdata->full_path = g_strdup (name_field);
122 			fdata->original_path = fdata->full_path;
123 		}
124 		else {
125 			fdata->full_path = g_strconcat ("/", name_field, NULL);
126 			fdata->original_path = fdata->full_path + 1;
127 		}
128 
129 		fdata->link = NULL;
130 
131 		fdata->name = g_strdup (file_name_from_path (fdata->full_path));
132 		fdata->path = remove_level_from_path (fdata->full_path);
133 	}
134 	else if (arj_comm->line_no == 2) { /* Read file size and date. */
135 		FileData  *fdata;
136 		char     **fields;
137 
138 		fdata = arj_comm->fdata;
139 
140 		/* read file info. */
141 
142 		fields = split_line (line, 10);
143 		fdata->size = g_ascii_strtoull (fields[2], NULL, 10);
144 		fdata->modified = mktime_from_string (fields[5], fields[6]);
145 		if ((strcmp (fields[1], "MS-DOS") == 0) || (strcmp (fields[1], "WIN32") == 0))
146 			fdata->encrypted = (g_ascii_strcasecmp (fields[7], "11") == 0);
147 		else
148 			fdata->encrypted = (g_ascii_strcasecmp (fields[9], "11") == 0);
149 		g_strfreev (fields);
150 
151 		if (*fdata->name == 0)
152 			file_data_free (fdata);
153 		else
154 			fr_command_add_file (comm, fdata);
155 		arj_comm->fdata = NULL;
156 	}
157 
158 	arj_comm->line_no++;
159 }
160 
161 
162 static void
fr_command_arj_list(FrCommand * comm)163 fr_command_arj_list (FrCommand *comm)
164 {
165 	fr_process_set_out_line_func (comm->process, list__process_line, comm);
166 
167 	fr_process_begin_command (comm->process, "arj");
168 	fr_process_add_arg (comm->process, "v");
169 	fr_process_add_arg (comm->process, "-y");
170 	fr_process_add_arg (comm->process, "-");
171 	fr_process_add_arg (comm->process, comm->filename);
172 	fr_process_end_command (comm->process);
173 	fr_process_start (comm->process);
174 }
175 
176 
177 static void
fr_command_arj_add(FrCommand * comm,const char * from_file,GList * file_list,const char * base_dir,gboolean update,gboolean recursive)178 fr_command_arj_add (FrCommand     *comm,
179 		    const char    *from_file,
180 		    GList         *file_list,
181 		    const char    *base_dir,
182 		    gboolean       update,
183 		    gboolean       recursive)
184 {
185 	GList *scan;
186 
187 	fr_process_begin_command (comm->process, "arj");
188 
189 	fr_process_add_arg (comm->process, "a");
190 
191 	if (base_dir != NULL)
192 		fr_process_set_working_dir (comm->process, base_dir);
193 
194 	if (update)
195 		fr_process_add_arg (comm->process, "-u");
196 
197 	if (comm->password != NULL)
198 		fr_process_add_arg_concat (comm->process, "-g/", comm->password, NULL);
199 
200 	switch (comm->compression) {
201 	case FR_COMPRESSION_VERY_FAST:
202 		fr_process_add_arg (comm->process, "-m3"); break;
203 	case FR_COMPRESSION_FAST:
204 		fr_process_add_arg (comm->process, "-m2"); break;
205 	case FR_COMPRESSION_NORMAL:
206 		fr_process_add_arg (comm->process, "-m1"); break;
207 	case FR_COMPRESSION_MAXIMUM:
208 		fr_process_add_arg (comm->process, "-m1"); break;
209 	}
210 
211 	fr_process_add_arg (comm->process, "-i");
212 	fr_process_add_arg (comm->process, "-y");
213 	fr_process_add_arg (comm->process, "-");
214 
215 	fr_process_add_arg (comm->process, comm->filename);
216 
217 	for (scan = file_list; scan; scan = scan->next)
218 		fr_process_add_arg (comm->process, (gchar*) scan->data);
219 
220 	fr_process_end_command (comm->process);
221 }
222 
223 
224 static void
fr_command_arj_delete(FrCommand * comm,const char * from_file,GList * file_list)225 fr_command_arj_delete (FrCommand  *comm,
226 		       const char *from_file,
227 		       GList      *file_list)
228 {
229 	GList *scan;
230 
231 	fr_process_begin_command (comm->process, "arj");
232 	fr_process_add_arg (comm->process, "d");
233 
234 	fr_process_add_arg (comm->process, "-i");
235 	fr_process_add_arg (comm->process, "-y");
236 	fr_process_add_arg (comm->process, "-");
237 
238 	fr_process_add_arg (comm->process, comm->filename);
239 
240 	for (scan = file_list; scan; scan = scan->next)
241 		fr_process_add_arg (comm->process, scan->data);
242 	fr_process_end_command (comm->process);
243 }
244 
245 
246 static void
fr_command_arj_extract(FrCommand * comm,const char * from_file,GList * file_list,const char * dest_dir,gboolean overwrite,gboolean skip_older,gboolean junk_paths)247 fr_command_arj_extract (FrCommand  *comm,
248 			const char *from_file,
249 			GList      *file_list,
250 			const char *dest_dir,
251 			gboolean    overwrite,
252 			gboolean    skip_older,
253 			gboolean    junk_paths)
254 {
255 	GList *scan;
256 
257 	fr_process_begin_command (comm->process, "arj");
258 
259 	if (junk_paths)
260 		fr_process_add_arg (comm->process, "e");
261 	else
262 		fr_process_add_arg (comm->process, "x");
263 
264 	if (dest_dir != NULL)
265 		fr_process_add_arg_concat (comm->process, "-ht/", dest_dir, NULL);
266 
267 	if (! overwrite)
268 		fr_process_add_arg (comm->process, "-n");
269 
270 	if (skip_older)
271 		fr_process_add_arg (comm->process, "-u");
272 
273 	if (comm->password != NULL)
274 		fr_process_add_arg_concat (comm->process, "-g/", comm->password, NULL);
275 	else
276  		fr_process_add_arg (comm->process, "-g/");
277 
278 	fr_process_add_arg (comm->process, "-i");
279 	fr_process_add_arg (comm->process, "-y");
280 	fr_process_add_arg (comm->process, "-");
281 
282 	fr_process_add_arg (comm->process, comm->filename);
283 
284 	for (scan = file_list; scan; scan = scan->next)
285 		fr_process_add_arg (comm->process, scan->data);
286 
287 	fr_process_end_command (comm->process);
288 }
289 
290 
291 static void
fr_command_arj_test(FrCommand * comm)292 fr_command_arj_test (FrCommand   *comm)
293 {
294 	fr_process_begin_command (comm->process, "arj");
295 	fr_process_add_arg (comm->process, "t");
296 	if (comm->password != NULL)
297 		fr_process_add_arg_concat (comm->process, "-g/", comm->password, NULL);
298 	fr_process_add_arg (comm->process, "-i");
299 	fr_process_add_arg (comm->process, "-y");
300 	fr_process_add_arg (comm->process, "-");
301 	fr_process_add_arg (comm->process, comm->filename);
302 	fr_process_end_command (comm->process);
303 }
304 
305 
306 static void
fr_command_arj_handle_error(FrCommand * comm,FrProcError * error)307 fr_command_arj_handle_error (FrCommand   *comm,
308 			     FrProcError *error)
309 {
310 	if (error->type != FR_PROC_ERROR_NONE) {
311  		if (error->status <= 1)
312  			error->type = FR_PROC_ERROR_NONE;
313 		else if (error->status == 3)
314  			error->type = FR_PROC_ERROR_ASK_PASSWORD;
315  	}
316 }
317 
318 
319 const char *arj_mime_type[] = { "application/x-arj", NULL };
320 
321 
322 static const char **
fr_command_arj_get_mime_types(FrCommand * comm)323 fr_command_arj_get_mime_types (FrCommand *comm)
324 {
325 	return arj_mime_type;
326 }
327 
328 
329 static FrCommandCap
fr_command_arj_get_capabilities(FrCommand * comm,const char * mime_type,gboolean check_command)330 fr_command_arj_get_capabilities (FrCommand  *comm,
331 			         const char *mime_type,
332 				 gboolean    check_command)
333 {
334 	FrCommandCap capabilities;
335 
336 	capabilities = FR_COMMAND_CAN_ARCHIVE_MANY_FILES | FR_COMMAND_CAN_ENCRYPT;
337 	if (is_program_available ("arj", check_command))
338 		capabilities |= FR_COMMAND_CAN_READ_WRITE;
339 
340 	return capabilities;
341 }
342 
343 
344 static const char *
fr_command_arj_get_packages(FrCommand * comm,const char * mime_type)345 fr_command_arj_get_packages (FrCommand  *comm,
346 			     const char *mime_type)
347 {
348 	return PACKAGES ("arj");
349 }
350 
351 
352 static void
fr_command_arj_class_init(FrCommandArjClass * class)353 fr_command_arj_class_init (FrCommandArjClass *class)
354 {
355 	GObjectClass   *gobject_class = G_OBJECT_CLASS (class);
356 	FrCommandClass *afc;
357 
358 	parent_class = g_type_class_peek_parent (class);
359 	afc = (FrCommandClass*) class;
360 
361 	gobject_class->finalize = fr_command_arj_finalize;
362 
363 	afc->list             = fr_command_arj_list;
364 	afc->add              = fr_command_arj_add;
365 	afc->delete_           = fr_command_arj_delete;
366 	afc->extract          = fr_command_arj_extract;
367 	afc->test             = fr_command_arj_test;
368 	afc->handle_error     = fr_command_arj_handle_error;
369 	afc->get_mime_types   = fr_command_arj_get_mime_types;
370 	afc->get_capabilities = fr_command_arj_get_capabilities;
371 	afc->get_packages     = fr_command_arj_get_packages;
372 }
373 
374 
375 static void
fr_command_arj_init(FrCommand * comm)376 fr_command_arj_init (FrCommand *comm)
377 {
378 	FrCommandArj *arj_comm;
379 
380 	comm->propAddCanUpdate             = TRUE;
381 	comm->propAddCanReplace            = TRUE;
382 	comm->propAddCanStoreFolders       = FALSE;
383 	comm->propExtractCanAvoidOverwrite = TRUE;
384 	comm->propExtractCanSkipOlder      = TRUE;
385 	comm->propExtractCanJunkPaths      = TRUE;
386 	comm->propPassword                 = TRUE;
387 	comm->propTest                     = TRUE;
388 
389 	arj_comm = FR_COMMAND_ARJ (comm);
390 	arj_comm->list_started = FALSE;
391 	arj_comm->fdata = FALSE;
392 	arj_comm->filename_line_regex = g_regex_new ("[0-9]+\\) ", G_REGEX_OPTIMIZE, 0, NULL);
393 }
394 
395 
396 static void
fr_command_arj_finalize(GObject * object)397 fr_command_arj_finalize (GObject *object)
398 {
399 	FrCommandArj *arj_comm;
400 
401 	g_return_if_fail (object != NULL);
402 	g_return_if_fail (FR_IS_COMMAND_ARJ (object));
403 
404 	arj_comm = FR_COMMAND_ARJ (object);
405 	g_regex_unref (arj_comm->filename_line_regex);
406 
407 	/* Chain up */
408 	if (G_OBJECT_CLASS (parent_class)->finalize)
409 		G_OBJECT_CLASS (parent_class)->finalize (object);
410 }
411 
412 
413 GType
fr_command_arj_get_type()414 fr_command_arj_get_type ()
415 {
416 	static GType type = 0;
417 
418 	if (! type) {
419 		GTypeInfo type_info = {
420 			sizeof (FrCommandArjClass),
421 			NULL,
422 			NULL,
423 			(GClassInitFunc) fr_command_arj_class_init,
424 			NULL,
425 			NULL,
426 			sizeof (FrCommandArj),
427 			0,
428 			(GInstanceInitFunc) fr_command_arj_init
429 		};
430 
431 		type = g_type_register_static (FR_TYPE_COMMAND,
432 					       "FRCommandArj",
433 					       &type_info,
434 					       0);
435 	}
436 
437 	return type;
438 }
439