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1d1bc3c1 EB |
1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
a482007a | 5 | * Copyright (C) 2006, Quy Tonthat <qtonthat@gmail.com> |
7f95fd54 | 6 | * Copyright (C) 2013, Guilhem Bonnefille <guilhem.bonnefille@gmail.com> |
1d1bc3c1 EB |
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 Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | * | |
22 | */ | |
23 | ||
072cbb13 GB |
24 | /** |
25 | * SECTION:babel | |
26 | * @short_description: running external programs and redirecting to TRWLayers. | |
27 | * | |
28c82d8b | 28 | * GPSBabel may not be necessary for everything -- for instance, |
072cbb13 | 29 | * use a_babel_convert_from_shellcommand() with input_file_type == %NULL |
28c82d8b EB |
30 | * for an external program that outputs GPX. |
31 | */ | |
32 | ||
45acf79e MA |
33 | #ifdef HAVE_CONFIG_H |
34 | #include "config.h" | |
35 | #endif | |
36 | ||
1d1bc3c1 EB |
37 | #include "viking.h" |
38 | #include "gpx.h" | |
39 | #include "babel.h" | |
8c060406 | 40 | #include <stdio.h> |
45acf79e MA |
41 | #ifdef HAVE_UNISTD_H |
42 | #include <unistd.h> | |
43 | #endif | |
79e0f36e | 44 | #include <string.h> |
45acf79e MA |
45 | #include <glib.h> |
46 | #include <glib/gstdio.h> | |
1d1bc3c1 | 47 | |
072cbb13 | 48 | /* TODO in the future we could have support for other shells (change command strings), or not use a shell at all */ |
8cf048bd EB |
49 | #define BASH_LOCATION "/bin/bash" |
50 | ||
7f95fd54 GB |
51 | /** |
52 | * List of supported protocols. | |
53 | */ | |
54 | const gchar *PROTOS[] = { "http://", "https://", "ftp://", NULL }; | |
55 | ||
18ec873d GB |
56 | /** |
57 | * Path to gpsbabel | |
58 | */ | |
59 | static gchar *gpsbabel_loc = NULL; | |
60 | ||
61 | /** | |
62 | * Path to unbuffer | |
63 | */ | |
64 | static gchar *unbuffer_loc = NULL; | |
65 | ||
79e0f36e GB |
66 | /** |
67 | * List of file formats supported by gpsbabel. | |
68 | */ | |
69 | GList *a_babel_file_list; | |
70 | ||
71 | /** | |
72 | * List of device supported by gpsbabel. | |
73 | */ | |
74 | GList *a_babel_device_list; | |
75 | ||
072cbb13 GB |
76 | /** |
77 | * a_babel_convert: | |
78 | * @vt: The TRW layer to modify. All data will be deleted, and replaced by what gpsbabel outputs. | |
79 | * @babelargs: A string containing gpsbabel command line filter options. No file types or names should | |
80 | * be specified. | |
81 | * @cb: A callback function. | |
ed691ed1 RN |
82 | * @user_data: passed along to cb |
83 | * @not_used: Must use NULL | |
072cbb13 GB |
84 | * |
85 | * This function modifies data in a trw layer using gpsbabel filters. This routine is synchronous; | |
86 | * that is, it will block the calling program until the conversion is done. To avoid blocking, call | |
87 | * this routine from a worker thread. | |
88 | * | |
89 | * Returns: %TRUE on success | |
90 | */ | |
ed691ed1 | 91 | gboolean a_babel_convert( VikTrwLayer *vt, const char *babelargs, BabelStatusFunc cb, gpointer user_data, gpointer not_used ) |
1d1bc3c1 EB |
92 | { |
93 | int fd_src; | |
94 | FILE *f; | |
18ec873d | 95 | gchar *name_src = NULL; |
1d1bc3c1 | 96 | gboolean ret = FALSE; |
3adc68b0 | 97 | gchar *bargs = g_strconcat(babelargs, " -i gpx", NULL); |
1d1bc3c1 | 98 | |
2ecf5998 | 99 | if ((fd_src = g_file_open_tmp("tmp-viking.XXXXXX", &name_src, NULL)) >= 0) { |
e45b3da1 | 100 | g_debug ("%s: temporary file: %s", __FUNCTION__, name_src); |
1d1bc3c1 | 101 | f = fdopen(fd_src, "w"); |
208d2084 | 102 | a_gpx_write_file(vt, f, NULL); |
1d1bc3c1 | 103 | fclose(f); |
8c060406 | 104 | f = NULL; |
ed691ed1 | 105 | ret = a_babel_convert_from ( vt, bargs, name_src, cb, user_data, not_used ); |
18ec873d GB |
106 | g_remove(name_src); |
107 | g_free(name_src); | |
1d1bc3c1 EB |
108 | } |
109 | ||
110 | g_free(bargs); | |
1d1bc3c1 EB |
111 | return ret; |
112 | } | |
113 | ||
c3ac9df8 RN |
114 | /** |
115 | * Perform any cleanup actions once GPSBabel has completed running | |
116 | */ | |
117 | static void babel_watch ( GPid pid, | |
118 | gint status, | |
119 | gpointer user_data ) | |
70548902 | 120 | { |
c3ac9df8 | 121 | g_spawn_close_pid ( pid ); |
70548902 | 122 | } |
c3ac9df8 RN |
123 | |
124 | /** | |
125 | * babel_general_convert: | |
126 | * @args: The command line arguments passed to GPSBabel | |
127 | * @cb: callback that is run for each line of GPSBabel output and at completion of the run | |
128 | * callback may be NULL | |
129 | * @user_data: passed along to cb | |
130 | * | |
131 | * The function to actually invoke the GPSBabel external command | |
132 | * | |
133 | * Returns: %TRUE on successful invocation of GPSBabel command | |
134 | */ | |
883e5ed6 | 135 | static gboolean babel_general_convert( BabelStatusFunc cb, gchar **args, gpointer user_data ) |
8cf048bd | 136 | { |
2ecf5998 | 137 | gboolean ret = FALSE; |
8cf048bd | 138 | GPid pid; |
6c641b1a MA |
139 | GError *error = NULL; |
140 | gint babel_stdout; | |
8cf048bd | 141 | |
c3ac9df8 | 142 | if (!g_spawn_async_with_pipes (NULL, args, NULL, G_SPAWN_DO_NOT_REAP_CHILD, NULL, NULL, &pid, NULL, &babel_stdout, NULL, &error)) { |
f2131761 | 143 | g_warning ("Async command failed: %s", error->message); |
6c641b1a | 144 | g_error_free(error); |
8cf048bd EB |
145 | ret = FALSE; |
146 | } else { | |
2b756ea0 | 147 | |
8cf048bd EB |
148 | gchar line[512]; |
149 | FILE *diag; | |
150 | diag = fdopen(babel_stdout, "r"); | |
151 | setvbuf(diag, NULL, _IONBF, 0); | |
152 | ||
153 | while (fgets(line, sizeof(line), diag)) { | |
7b3479e3 EB |
154 | if ( cb ) |
155 | cb(BABEL_DIAG_OUTPUT, line, user_data); | |
8cf048bd | 156 | } |
7b3479e3 EB |
157 | if ( cb ) |
158 | cb(BABEL_DONE, NULL, user_data); | |
8cf048bd | 159 | fclose(diag); |
8c060406 | 160 | diag = NULL; |
c3ac9df8 RN |
161 | |
162 | g_child_watch_add ( pid, (GChildWatchFunc) babel_watch, NULL ); | |
8cf048bd | 163 | |
2634ad33 GB |
164 | ret = TRUE; |
165 | } | |
166 | ||
167 | return ret; | |
168 | } | |
2634ad33 GB |
169 | |
170 | /** | |
171 | * babel_general_convert_from: | |
733949a2 RN |
172 | * @vtl: The TrackWaypoint Layer to save the data into |
173 | * If it is null it signifies that no data is to be processed, | |
174 | * however the gpsbabel command is still ran as it can be for non-data related options eg: | |
175 | * for use with the power off command - 'command_off' | |
2634ad33 GB |
176 | * @cb: callback that is run upon new data from STDOUT (?) |
177 | * (TODO: STDERR would be nice since we usually redirect STDOUT) | |
178 | * @user_data: passed along to cb | |
179 | * | |
180 | * Runs args[0] with the arguments and uses the GPX module | |
181 | * to import the GPX data into layer vt. Assumes that upon | |
182 | * running the command, the data will appear in the (usually | |
183 | * temporary) file name_dst. | |
184 | * | |
185 | * Returns: %TRUE on success | |
186 | */ | |
187 | static gboolean babel_general_convert_from( VikTrwLayer *vt, BabelStatusFunc cb, gchar **args, const gchar *name_dst, gpointer user_data ) | |
188 | { | |
189 | gboolean ret = FALSE; | |
190 | FILE *f = NULL; | |
191 | ||
883e5ed6 | 192 | if (babel_general_convert(cb, args, user_data)) { |
2634ad33 | 193 | |
733949a2 RN |
194 | /* No data actually required but still need to have run gpsbabel anyway |
195 | - eg using the device power command_off */ | |
196 | if ( vt == NULL ) | |
197 | return TRUE; | |
198 | ||
8c060406 MA |
199 | f = g_fopen(name_dst, "r"); |
200 | if (f) { | |
efe9a9c3 | 201 | ret = a_gpx_read_file ( vt, f ); |
8c060406 MA |
202 | fclose(f); |
203 | f = NULL; | |
2ecf5998 | 204 | } |
8cf048bd EB |
205 | } |
206 | ||
207 | return ret; | |
208 | } | |
209 | ||
072cbb13 GB |
210 | /** |
211 | * a_babel_convert_from: | |
212 | * @vt: The TRW layer to place data into. Duplicate items will be overwritten. | |
213 | * @babelargs: A string containing gpsbabel command line options. In addition to any filters, this string | |
214 | * must include the input file type (-i) option. | |
215 | * @cb: Optional callback function. Same usage as in a_babel_convert(). | |
ce4f6212 | 216 | * @user_data: passed along to cb |
ed691ed1 | 217 | * @not_used: Must use NULL |
072cbb13 GB |
218 | * |
219 | * Loads data into a trw layer from a file, using gpsbabel. This routine is synchronous; | |
220 | * that is, it will block the calling program until the conversion is done. To avoid blocking, call | |
221 | * this routine from a worker thread. | |
222 | * | |
223 | * Returns: %TRUE on success | |
224 | */ | |
ed691ed1 | 225 | gboolean a_babel_convert_from( VikTrwLayer *vt, const char *babelargs, const char *from, BabelStatusFunc cb, gpointer user_data, gpointer not_used ) |
1d1bc3c1 | 226 | { |
f3cd9987 | 227 | int i,j; |
1d1bc3c1 | 228 | int fd_dst; |
18ec873d | 229 | gchar *name_dst = NULL; |
1d1bc3c1 | 230 | gboolean ret = FALSE; |
f3cd9987 | 231 | gchar *args[64]; |
1d1bc3c1 | 232 | |
2ecf5998 | 233 | if ((fd_dst = g_file_open_tmp("tmp-viking.XXXXXX", &name_dst, NULL)) >= 0) { |
e45b3da1 | 234 | g_debug ("%s: temporary file: %s", __FUNCTION__, name_dst); |
1d1bc3c1 EB |
235 | close(fd_dst); |
236 | ||
92255687 | 237 | if (gpsbabel_loc ) { |
f3cd9987 QT |
238 | gchar **sub_args = g_strsplit(babelargs, " ", 0); |
239 | ||
240 | i = 0; | |
241 | if (unbuffer_loc) | |
242 | args[i++] = unbuffer_loc; | |
243 | args[i++] = gpsbabel_loc; | |
e208e3c0 QT |
244 | for (j = 0; sub_args[j]; j++) { |
245 | /* some version of gpsbabel can not take extra blank arg */ | |
246 | if (sub_args[j][0] != '\0') | |
247 | args[i++] = sub_args[j]; | |
248 | } | |
f3cd9987 QT |
249 | args[i++] = "-o"; |
250 | args[i++] = "gpx"; | |
e208e3c0 | 251 | args[i++] = "-f"; |
8398d878 | 252 | args[i++] = (char *)from; |
e208e3c0 | 253 | args[i++] = "-F"; |
f3cd9987 QT |
254 | args[i++] = name_dst; |
255 | args[i] = NULL; | |
256 | ||
257 | ret = babel_general_convert_from ( vt, cb, args, name_dst, user_data ); | |
258 | ||
f3cd9987 | 259 | g_strfreev(sub_args); |
374b7f45 | 260 | } else |
24ff9c7b | 261 | g_critical("gpsbabel not found in PATH"); |
18ec873d GB |
262 | g_remove(name_dst); |
263 | g_free(name_dst); | |
1d1bc3c1 EB |
264 | } |
265 | ||
1d1bc3c1 EB |
266 | return ret; |
267 | } | |
8cf048bd | 268 | |
072cbb13 GB |
269 | /** |
270 | * a_babel_convert_from_shellcommand: | |
ce4f6212 GB |
271 | * @vt: The #VikTrwLayer where to insert the collected data |
272 | * @input_cmd: the command to run | |
273 | * @cb: Optional callback function. Same usage as in a_babel_convert(). | |
274 | * @user_data: passed along to cb | |
ed691ed1 | 275 | * @not_used: Must use NULL |
072cbb13 GB |
276 | * |
277 | * Runs the input command in a shell (bash) and optionally uses GPSBabel to convert from input_file_type. | |
278 | * If input_file_type is %NULL, doesn't use GPSBabel. Input must be GPX (or Geocaching *.loc) | |
28c82d8b | 279 | * |
072cbb13 | 280 | * Uses babel_general_convert_from() to actually run the command. This function |
28c82d8b EB |
281 | * prepares the command and temporary file, and sets up the arguments for bash. |
282 | */ | |
ed691ed1 | 283 | gboolean a_babel_convert_from_shellcommand ( VikTrwLayer *vt, const char *input_cmd, const char *input_file_type, BabelStatusFunc cb, gpointer user_data, gpointer not_used ) |
8cf048bd EB |
284 | { |
285 | int fd_dst; | |
18ec873d | 286 | gchar *name_dst = NULL; |
8cf048bd EB |
287 | gboolean ret = FALSE; |
288 | gchar **args; | |
289 | ||
2ecf5998 | 290 | if ((fd_dst = g_file_open_tmp("tmp-viking.XXXXXX", &name_dst, NULL)) >= 0) { |
e45b3da1 | 291 | g_debug ("%s: temporary file: %s", __FUNCTION__, name_dst); |
28c82d8b EB |
292 | gchar *shell_command; |
293 | if ( input_file_type ) | |
18ec873d GB |
294 | shell_command = g_strdup_printf("%s | %s -i %s -f - -o gpx -F %s", |
295 | input_cmd, gpsbabel_loc, input_file_type, name_dst); | |
28c82d8b EB |
296 | else |
297 | shell_command = g_strdup_printf("%s > %s", input_cmd, name_dst); | |
298 | ||
29a5a545 | 299 | g_debug("%s: %s", __FUNCTION__, shell_command); |
8cf048bd EB |
300 | close(fd_dst); |
301 | ||
302 | args = g_malloc(sizeof(gchar *)*4); | |
303 | args[0] = BASH_LOCATION; | |
304 | args[1] = "-c"; | |
305 | args[2] = shell_command; | |
306 | args[3] = NULL; | |
307 | ||
7b3479e3 | 308 | ret = babel_general_convert_from ( vt, cb, args, name_dst, user_data ); |
8cf048bd EB |
309 | g_free ( args ); |
310 | g_free ( shell_command ); | |
18ec873d GB |
311 | g_remove(name_dst); |
312 | g_free(name_dst); | |
8cf048bd EB |
313 | } |
314 | ||
8cf048bd EB |
315 | return ret; |
316 | } | |
317 | ||
ce4f6212 GB |
318 | /** |
319 | * a_babel_convert_from_url: | |
320 | * @vt: The #VikTrwLayer where to insert the collected data | |
321 | * @url: the URL to fetch | |
322 | * @cb: Optional callback function. Same usage as in a_babel_convert(). | |
323 | * @user_data: passed along to cb | |
ed691ed1 | 324 | * @options: download options. Maybe NULL. |
ce4f6212 | 325 | * |
cc2e600e GB |
326 | * Download the file pointed by the URL and optionally uses GPSBabel to convert from input_file_type. |
327 | * If input_file_type is %NULL, doesn't use GPSBabel. Input must be GPX. | |
ed691ed1 RN |
328 | * |
329 | * Returns: %TRUE on successful invocation of GPSBabel or read of the GPX | |
330 | * | |
ce4f6212 | 331 | */ |
ed691ed1 | 332 | gboolean a_babel_convert_from_url ( VikTrwLayer *vt, const char *url, const char *input_type, BabelStatusFunc cb, gpointer user_data, DownloadMapOptions *options ) |
533bbf34 | 333 | { |
ed691ed1 | 334 | // If no download options specified, use defaults: |
eea26aa8 | 335 | DownloadMapOptions myoptions = { FALSE, FALSE, NULL, 2, NULL, NULL }; |
ed691ed1 RN |
336 | if ( options ) |
337 | myoptions = *options; | |
533bbf34 | 338 | gint fd_src; |
8bd9fe17 GB |
339 | int fetch_ret; |
340 | gboolean ret = FALSE; | |
18ec873d GB |
341 | gchar *name_src = NULL; |
342 | gchar *babelargs = NULL; | |
533bbf34 MA |
343 | |
344 | g_debug("%s: input_type=%s url=%s", __FUNCTION__, input_type, url); | |
345 | ||
8bd9fe17 | 346 | if ((fd_src = g_file_open_tmp("tmp-viking.XXXXXX", &name_src, NULL)) >= 0) { |
e45b3da1 | 347 | g_debug ("%s: temporary file: %s", __FUNCTION__, name_src); |
533bbf34 MA |
348 | close(fd_src); |
349 | g_remove(name_src); | |
350 | ||
ed691ed1 | 351 | fetch_ret = a_http_download_get_url(url, "", name_src, &myoptions, NULL); |
cc2e600e GB |
352 | if (fetch_ret == 0) { |
353 | if (input_type != NULL) { | |
354 | babelargs = g_strdup_printf(" -i %s", input_type); | |
ed691ed1 | 355 | ret = a_babel_convert_from( vt, babelargs, name_src, NULL, NULL, NULL ); |
cc2e600e GB |
356 | } else { |
357 | /* Process directly the retrieved file */ | |
358 | g_debug("%s: directly read GPX file %s", __FUNCTION__, name_src); | |
359 | FILE *f = g_fopen(name_src, "r"); | |
360 | if (f) { | |
361 | ret = a_gpx_read_file ( vt, f ); | |
362 | fclose(f); | |
363 | f = NULL; | |
364 | } | |
365 | } | |
366 | } | |
533bbf34 MA |
367 | g_remove(name_src); |
368 | g_free(babelargs); | |
369 | g_free(name_src); | |
370 | } | |
371 | ||
372 | return ret; | |
373 | } | |
374 | ||
7f95fd54 GB |
375 | /** |
376 | * a_babel_convert_from_url_or_shell: | |
377 | * @vt: The #VikTrwLayer where to insert the collected data | |
378 | * @url: the URL to fetch | |
379 | * @cb: Optional callback function. Same usage as in a_babel_convert(). | |
380 | * @user_data: passed along to cb | |
381 | * @options: download options. Maybe NULL. | |
382 | * | |
383 | * Download the file pointed by the URL and optionally uses GPSBabel to convert from input_file_type. | |
384 | * If input_file_type is %NULL, doesn't use GPSBabel. Input must be GPX. | |
385 | * | |
386 | * Returns: %TRUE on successful invocation of GPSBabel or read of the GPX | |
387 | * | |
388 | */ | |
389 | gboolean a_babel_convert_from_url_or_shell ( VikTrwLayer *vt, const char *input, const char *input_type, BabelStatusFunc cb, gpointer user_data, DownloadMapOptions *options ) | |
390 | { | |
391 | ||
392 | /* Check nature of input */ | |
393 | gboolean isUrl = FALSE; | |
394 | int i = 0; | |
395 | for (i = 0 ; PROTOS[i] != NULL ; i++) | |
396 | { | |
397 | const gchar *proto = PROTOS[i]; | |
398 | if (strncmp (input, proto, strlen(proto)) == 0) | |
399 | { | |
400 | /* Procotol matches: save result */ | |
401 | isUrl = TRUE; | |
402 | } | |
403 | } | |
404 | ||
405 | /* Do the job */ | |
406 | if (isUrl) | |
407 | return a_babel_convert_from_url (vt, input, input_type, cb, user_data, options); | |
408 | else | |
409 | return a_babel_convert_from_shellcommand (vt, input, input_type, cb, user_data, options); | |
410 | } | |
411 | ||
6f94db6d | 412 | static gboolean babel_general_convert_to( VikTrwLayer *vt, VikTrack *trk, BabelStatusFunc cb, gchar **args, const gchar *name_src, gpointer user_data ) |
70548902 | 413 | { |
208d2084 RN |
414 | // Now strips out invisible tracks and waypoints |
415 | if (!a_file_export(vt, name_src, FILE_TYPE_GPX, trk, FALSE)) { | |
24ff9c7b | 416 | g_critical("Error exporting to %s", name_src); |
18ec873d | 417 | return FALSE; |
70548902 MA |
418 | } |
419 | ||
883e5ed6 | 420 | return babel_general_convert (cb, args, user_data); |
b364d6bc QT |
421 | } |
422 | ||
6f94db6d RN |
423 | /** |
424 | * a_babel_convert_to: | |
ce4f6212 GB |
425 | * @vt: The TRW layer from which data is taken. |
426 | * @track: Operate on the individual track if specified. Use NULL when operating on a TRW layer | |
427 | * @babelargs: A string containing gpsbabel command line options. In addition to any filters, this string | |
6f94db6d | 428 | * must include the input file type (-i) option. |
ce4f6212 GB |
429 | * @to: Filename or device the data is written to. |
430 | * @cb: Optional callback function. Same usage as in a_babel_convert. | |
431 | * @user_data: passed along to cb | |
6f94db6d RN |
432 | * |
433 | * Exports data using gpsbabel. This routine is synchronous; | |
434 | * that is, it will block the calling program until the conversion is done. To avoid blocking, call | |
435 | * this routine from a worker thread. | |
436 | * | |
437 | * Returns: %TRUE on successful invocation of GPSBabel command | |
438 | */ | |
439 | gboolean a_babel_convert_to( VikTrwLayer *vt, VikTrack *track, const char *babelargs, const char *to, BabelStatusFunc cb, gpointer user_data ) | |
b364d6bc | 440 | { |
f3cd9987 | 441 | int i,j; |
b364d6bc | 442 | int fd_src; |
18ec873d | 443 | gchar *name_src = NULL; |
b364d6bc | 444 | gboolean ret = FALSE; |
f3cd9987 | 445 | gchar *args[64]; |
b364d6bc | 446 | |
2ecf5998 | 447 | if ((fd_src = g_file_open_tmp("tmp-viking.XXXXXX", &name_src, NULL)) >= 0) { |
e45b3da1 | 448 | g_debug ("%s: temporary file: %s", __FUNCTION__, name_src); |
b364d6bc QT |
449 | close(fd_src); |
450 | ||
b364d6bc | 451 | if (gpsbabel_loc ) { |
f3cd9987 QT |
452 | gchar **sub_args = g_strsplit(babelargs, " ", 0); |
453 | ||
454 | i = 0; | |
455 | if (unbuffer_loc) | |
456 | args[i++] = unbuffer_loc; | |
457 | args[i++] = gpsbabel_loc; | |
458 | args[i++] = "-i"; | |
459 | args[i++] = "gpx"; | |
460 | for (j = 0; sub_args[j]; j++) | |
e208e3c0 QT |
461 | /* some version of gpsbabel can not take extra blank arg */ |
462 | if (sub_args[j][0] != '\0') | |
463 | args[i++] = sub_args[j]; | |
464 | args[i++] = "-f"; | |
f3cd9987 | 465 | args[i++] = name_src; |
e208e3c0 | 466 | args[i++] = "-F"; |
8398d878 | 467 | args[i++] = (char *)to; |
f3cd9987 QT |
468 | args[i] = NULL; |
469 | ||
6f94db6d | 470 | ret = babel_general_convert_to ( vt, track, cb, args, name_src, user_data ); |
f3cd9987 | 471 | |
f3cd9987 | 472 | g_strfreev(sub_args); |
374b7f45 | 473 | } else |
24ff9c7b | 474 | g_critical("gpsbabel not found in PATH"); |
18ec873d GB |
475 | g_remove(name_src); |
476 | g_free(name_src); | |
b364d6bc QT |
477 | } |
478 | ||
b364d6bc QT |
479 | return ret; |
480 | } | |
18ec873d | 481 | |
79e0f36e GB |
482 | static void set_mode(BabelMode mode, gchar *smode) |
483 | { | |
484 | mode.waypointsRead = smode[0] == 'r'; | |
485 | mode.waypointsWrite = smode[1] == 'w'; | |
486 | mode.tracksRead = smode[2] == 'r'; | |
487 | mode.tracksWrite = smode[3] == 'w'; | |
488 | mode.routesRead = smode[4] == 'r'; | |
489 | mode.routesWrite = smode[5] == 'w'; | |
490 | } | |
491 | ||
492 | /** | |
ce4f6212 | 493 | * load_feature_parse_line: |
79e0f36e GB |
494 | * |
495 | * Load a single feature stored in the given line. | |
496 | */ | |
497 | static void load_feature_parse_line (gchar *line) | |
498 | { | |
499 | gchar **tokens = g_strsplit ( line, "\t", 0 ); | |
500 | if ( tokens != NULL | |
501 | && tokens[0] != NULL ) { | |
502 | if ( strcmp("serial", tokens[0]) == 0 ) { | |
503 | if ( tokens[1] != NULL | |
504 | && tokens[2] != NULL | |
505 | && tokens[3] != NULL | |
506 | && tokens[4] != NULL ) { | |
507 | BabelDevice *device = g_malloc ( sizeof (BabelDevice) ); | |
508 | set_mode (device->mode, tokens[1]); | |
509 | device->name = g_strdup (tokens[2]); | |
431624c5 | 510 | device->label = g_strndup (tokens[4], 50); // Limit really long label text |
79e0f36e GB |
511 | a_babel_device_list = g_list_append (a_babel_device_list, device); |
512 | g_debug ("New gpsbabel device: %s", device->name); | |
513 | } else { | |
514 | g_warning ( "Unexpected gpsbabel format string: %s", line); | |
515 | } | |
516 | } else if ( strcmp("file", tokens[0]) == 0 ) { | |
517 | if ( tokens[1] != NULL | |
518 | && tokens[2] != NULL | |
519 | && tokens[3] != NULL | |
520 | && tokens[4] != NULL ) { | |
521 | BabelFile *file = g_malloc ( sizeof (BabelFile) ); | |
522 | set_mode (file->mode, tokens[1]); | |
523 | file->name = g_strdup (tokens[2]); | |
524 | file->ext = g_strdup (tokens[3]); | |
525 | file->label = g_strdup (tokens[4]); | |
526 | a_babel_file_list = g_list_append (a_babel_file_list, file); | |
527 | g_debug ("New gpsbabel file: %s", file->name); | |
528 | } else { | |
529 | g_warning ( "Unexpected gpsbabel format string: %s", line); | |
530 | } | |
531 | } /* else: ignore */ | |
532 | } else { | |
533 | g_warning ( "Unexpected gpsbabel format string: %s", line); | |
534 | } | |
535 | g_strfreev ( tokens ); | |
536 | } | |
537 | ||
538 | static void load_feature_cb (BabelProgressCode code, gpointer line, gpointer user_data) | |
539 | { | |
540 | if (line != NULL) | |
541 | load_feature_parse_line (line); | |
542 | } | |
543 | ||
544 | static gboolean load_feature () | |
545 | { | |
546 | int i; | |
547 | gboolean ret = FALSE; | |
548 | gchar *args[4]; | |
549 | ||
550 | if ( gpsbabel_loc ) { | |
551 | i = 0; | |
552 | if ( unbuffer_loc ) | |
553 | args[i++] = unbuffer_loc; | |
554 | args[i++] = gpsbabel_loc; | |
555 | args[i++] = "-^3"; | |
556 | args[i] = NULL; | |
557 | ||
558 | ret = babel_general_convert (load_feature_cb, args, NULL); | |
559 | } else | |
24ff9c7b | 560 | g_critical("gpsbabel not found in PATH"); |
79e0f36e GB |
561 | |
562 | return ret; | |
563 | } | |
18ec873d | 564 | |
ce4f6212 GB |
565 | /** |
566 | * a_babel_init: | |
567 | * | |
568 | * Initialises babel module. | |
569 | * Mainly check existence of gpsbabel progam | |
570 | * and load all features available in ths version. | |
571 | */ | |
18ec873d GB |
572 | void a_babel_init () |
573 | { | |
574 | /* TODO allow to set gpsbabel path via command line */ | |
575 | gpsbabel_loc = g_find_program_in_path( "gpsbabel" ); | |
576 | if ( !gpsbabel_loc ) | |
24ff9c7b | 577 | g_critical( "gpsbabel not found in PATH" ); |
3684f362 RN |
578 | |
579 | // Unlikely to package unbuffer on Windows so ATM don't even bother trying | |
580 | // Highly unlikely unbuffer is available on a Windows system otherwise | |
581 | #ifndef WINDOWS | |
18ec873d GB |
582 | unbuffer_loc = g_find_program_in_path( "unbuffer" ); |
583 | if ( !unbuffer_loc ) | |
584 | g_warning( "unbuffer not found in PATH" ); | |
3684f362 | 585 | #endif |
18ec873d | 586 | |
79e0f36e | 587 | load_feature (); |
18ec873d GB |
588 | } |
589 | ||
ce4f6212 GB |
590 | /** |
591 | * a_babel_uninit: | |
592 | * | |
593 | * Free resources acquired by a_babel_init. | |
594 | */ | |
18ec873d GB |
595 | void a_babel_uninit () |
596 | { | |
597 | g_free ( gpsbabel_loc ); | |
598 | g_free ( unbuffer_loc ); | |
67c32f00 RN |
599 | |
600 | if ( a_babel_file_list ) { | |
601 | GList *gl; | |
602 | for (gl = a_babel_file_list; gl != NULL; gl = g_list_next(gl)) { | |
603 | BabelFile *file = gl->data; | |
604 | g_free ( file->name ); | |
605 | g_free ( file->ext ); | |
606 | g_free ( file->label ); | |
607 | g_free ( gl->data ); | |
608 | } | |
609 | g_list_free ( a_babel_file_list ); | |
610 | } | |
611 | ||
612 | if ( a_babel_device_list ) { | |
613 | GList *gl; | |
614 | for (gl = a_babel_device_list; gl != NULL; gl = g_list_next(gl)) { | |
615 | BabelDevice *device = gl->data; | |
616 | g_free ( device->name ); | |
617 | g_free ( device->label ); | |
618 | g_free ( gl->data ); | |
619 | } | |
620 | g_list_free ( a_babel_device_list ); | |
621 | } | |
622 | ||
18ec873d | 623 | } |