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Commit | Line | Data |
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8c4f1350 EB |
1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
a482007a GB |
4 | * Copyright (C) 2003-2007, Evan Battaglia <gtoevan@gmx.net> |
5 | * Copyright (C) 2007, Quy Tonthat <qtonthat@gmail.com> | |
6 | * Copyright (C) 2008, Hein Ragas <viking@ragas.nl> | |
7 | * Copyright (C) 2009, Tal B <tal.bav@gmail.com> | |
0d2b891f | 8 | * Copyright (c) 2012, Rob Norris <rw_norris@hotmail.com> |
8c4f1350 | 9 | * |
bf35388d EB |
10 | * Some of the code adapted from GPSBabel 1.2.7 |
11 | * http://gpsbabel.sf.net/ | |
12 | * Copyright (C) 2002, 2003, 2004, 2005 Robert Lipe, robertlipe@usa.net | |
13 | * | |
8c4f1350 EB |
14 | * This program is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU General Public License as published by | |
16 | * the Free Software Foundation; either version 2 of the License, or | |
17 | * (at your option) any later version. | |
18 | * | |
19 | * This program is distributed in the hope that it will be useful, | |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | * GNU General Public License for more details. | |
23 | * | |
24 | * You should have received a copy of the GNU General Public License | |
25 | * along with this program; if not, write to the Free Software | |
26 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
27 | * | |
28 | */ | |
8c00358d GB |
29 | #ifdef HAVE_CONFIG_H |
30 | #include "config.h" | |
31 | #endif | |
8c4f1350 EB |
32 | |
33 | #define _XOPEN_SOURCE /* glibc2 needs this */ | |
34 | ||
0b72c435 | 35 | #include "gpx.h" |
8c4f1350 EB |
36 | #include "viking.h" |
37 | #include <expat.h> | |
8c00358d | 38 | #ifdef HAVE_STRING_H |
8c4f1350 | 39 | #include <string.h> |
8c00358d | 40 | #endif |
8904c540 | 41 | #include <glib.h> |
8c00358d | 42 | #ifdef HAVE_MATH_H |
8904c540 | 43 | #include <math.h> |
8c00358d | 44 | #endif |
e3449376 | 45 | #include <time.h> |
8c4f1350 | 46 | |
8c4f1350 EB |
47 | typedef enum { |
48 | tt_unknown = 0, | |
49 | ||
50 | tt_gpx, | |
51 | ||
52 | tt_wpt, | |
6b2f262e | 53 | tt_wpt_cmt, |
8c4f1350 EB |
54 | tt_wpt_desc, |
55 | tt_wpt_name, | |
56 | tt_wpt_ele, | |
42c2ac3e | 57 | tt_wpt_sym, |
8c4f1350 EB |
58 | tt_wpt_link, /* New in GPX 1.1 */ |
59 | ||
60 | tt_trk, | |
6b2f262e | 61 | tt_trk_cmt, |
8c4f1350 EB |
62 | tt_trk_desc, |
63 | tt_trk_name, | |
64 | ||
0d2b891f RN |
65 | tt_rte, |
66 | ||
8c4f1350 EB |
67 | tt_trk_trkseg, |
68 | tt_trk_trkseg_trkpt, | |
69 | tt_trk_trkseg_trkpt_ele, | |
70 | tt_trk_trkseg_trkpt_time, | |
a2817d3c QT |
71 | /* extended */ |
72 | tt_trk_trkseg_trkpt_course, | |
73 | tt_trk_trkseg_trkpt_speed, | |
74 | tt_trk_trkseg_trkpt_fix, | |
75 | tt_trk_trkseg_trkpt_sat, | |
bf35388d | 76 | |
4a42b254 T |
77 | tt_trk_trkseg_trkpt_hdop, |
78 | tt_trk_trkseg_trkpt_vdop, | |
79 | tt_trk_trkseg_trkpt_pdop, | |
80 | ||
bf35388d EB |
81 | tt_waypoint, |
82 | tt_waypoint_coord, | |
83 | tt_waypoint_name, | |
8c4f1350 EB |
84 | } tag_type; |
85 | ||
86 | typedef struct tag_mapping { | |
87 | tag_type tag_type; /* enum from above for this tag */ | |
88 | const char *tag_name; /* xpath-ish tag name */ | |
89 | } tag_mapping; | |
90 | ||
0b72c435 OK |
91 | typedef struct { |
92 | GpxWritingOptions *options; | |
93 | FILE *file; | |
94 | } GpxWritingContext; | |
95 | ||
8c4f1350 EB |
96 | /* |
97 | * xpath(ish) mappings between full tag paths and internal identifers. | |
98 | * These appear in the order they appear in the GPX specification. | |
99 | * If it's not a tag we explictly handle, it doesn't go here. | |
100 | */ | |
101 | ||
102 | tag_mapping tag_path_map[] = { | |
8c4f1350 EB |
103 | |
104 | { tt_wpt, "/gpx/wpt" }, | |
bf35388d EB |
105 | |
106 | { tt_waypoint, "/loc/waypoint" }, | |
107 | { tt_waypoint_coord, "/loc/waypoint/coord" }, | |
108 | { tt_waypoint_name, "/loc/waypoint/name" }, | |
109 | ||
8c4f1350 EB |
110 | { tt_wpt_ele, "/gpx/wpt/ele" }, |
111 | { tt_wpt_name, "/gpx/wpt/name" }, | |
6b2f262e | 112 | { tt_wpt_cmt, "/gpx/wpt/cmt" }, |
8c4f1350 | 113 | { tt_wpt_desc, "/gpx/wpt/desc" }, |
42c2ac3e | 114 | { tt_wpt_sym, "/gpx/wpt/sym" }, |
08b251ec | 115 | { tt_wpt_sym, "/loc/waypoint/type" }, |
8c4f1350 EB |
116 | { tt_wpt_link, "/gpx/wpt/link" }, /* GPX 1.1 */ |
117 | ||
118 | { tt_trk, "/gpx/trk" }, | |
119 | { tt_trk_name, "/gpx/trk/name" }, | |
6b2f262e | 120 | { tt_trk_cmt, "/gpx/trk/cmt" }, |
8c4f1350 EB |
121 | { tt_trk_desc, "/gpx/trk/desc" }, |
122 | { tt_trk_trkseg, "/gpx/trk/trkseg" }, | |
8c4f1350 EB |
123 | { tt_trk_trkseg_trkpt, "/gpx/trk/trkseg/trkpt" }, |
124 | { tt_trk_trkseg_trkpt_ele, "/gpx/trk/trkseg/trkpt/ele" }, | |
125 | { tt_trk_trkseg_trkpt_time, "/gpx/trk/trkseg/trkpt/time" }, | |
a2817d3c QT |
126 | /* extended */ |
127 | { tt_trk_trkseg_trkpt_course, "/gpx/trk/trkseg/trkpt/course" }, | |
128 | { tt_trk_trkseg_trkpt_speed, "/gpx/trk/trkseg/trkpt/speed" }, | |
129 | { tt_trk_trkseg_trkpt_fix, "/gpx/trk/trkseg/trkpt/fix" }, | |
130 | { tt_trk_trkseg_trkpt_sat, "/gpx/trk/trkseg/trkpt/sat" }, | |
8c4f1350 | 131 | |
4a42b254 T |
132 | { tt_trk_trkseg_trkpt_hdop, "/gpx/trk/trkseg/trkpt/hdop" }, |
133 | { tt_trk_trkseg_trkpt_vdop, "/gpx/trk/trkseg/trkpt/vdop" }, | |
134 | { tt_trk_trkseg_trkpt_pdop, "/gpx/trk/trkseg/trkpt/pdop" }, | |
0d2b891f RN |
135 | |
136 | { tt_rte, "/gpx/rte" }, | |
137 | // NB Route reuses track point feature tags | |
138 | { tt_trk_name, "/gpx/rte/name" }, | |
139 | { tt_trk_cmt, "/gpx/rte/cmt" }, | |
140 | { tt_trk_desc, "/gpx/rte/desc" }, | |
141 | { tt_trk_trkseg_trkpt, "/gpx/rte/rtept" }, | |
142 | { tt_trk_trkseg_trkpt_ele, "/gpx/rte/rtept/ele" }, | |
143 | ||
8c4f1350 EB |
144 | {0} |
145 | }; | |
146 | ||
147 | static tag_type get_tag(const char *t) | |
148 | { | |
149 | tag_mapping *tm; | |
150 | for (tm = tag_path_map; tm->tag_type != 0; tm++) | |
151 | if (0 == strcmp(tm->tag_name, t)) | |
152 | return tm->tag_type; | |
153 | return tt_unknown; | |
154 | } | |
155 | ||
156 | /******************************************/ | |
157 | ||
158 | tag_type current_tag = tt_unknown; | |
159 | GString *xpath = NULL; | |
160 | GString *c_cdata = NULL; | |
161 | ||
162 | /* current ("c_") objects */ | |
163 | VikTrackpoint *c_tp = NULL; | |
164 | VikWaypoint *c_wp = NULL; | |
165 | VikTrack *c_tr = NULL; | |
166 | ||
167 | gchar *c_wp_name = NULL; | |
168 | gchar *c_tr_name = NULL; | |
169 | ||
170 | /* temporary things so we don't have to create them lots of times */ | |
171 | const gchar *c_slat, *c_slon; | |
172 | struct LatLon c_ll; | |
173 | ||
174 | /* specialty flags / etc */ | |
175 | gboolean f_tr_newseg; | |
176 | guint unnamed_waypoints = 0; | |
177 | guint unnamed_tracks = 0; | |
178 | ||
179 | ||
180 | static const char *get_attr ( const char **attr, const char *key ) | |
181 | { | |
182 | while ( *attr ) { | |
183 | if ( strcmp(*attr,key) == 0 ) | |
184 | return *(attr + 1); | |
185 | attr += 2; | |
186 | } | |
187 | return NULL; | |
188 | } | |
189 | ||
190 | static gboolean set_c_ll ( const char **attr ) | |
191 | { | |
192 | if ( (c_slat = get_attr ( attr, "lat" )) && (c_slon = get_attr ( attr, "lon" )) ) { | |
d1cd12c0 T |
193 | c_ll.lat = g_ascii_strtod(c_slat, NULL); |
194 | c_ll.lon = g_ascii_strtod(c_slon, NULL); | |
8c4f1350 EB |
195 | return TRUE; |
196 | } | |
197 | return FALSE; | |
198 | } | |
199 | ||
200 | static void gpx_start(VikTrwLayer *vtl, const char *el, const char **attr) | |
201 | { | |
bf35388d EB |
202 | static const gchar *tmp; |
203 | ||
8c4f1350 EB |
204 | g_string_append_c ( xpath, '/' ); |
205 | g_string_append ( xpath, el ); | |
206 | current_tag = get_tag ( xpath->str ); | |
207 | ||
208 | switch ( current_tag ) { | |
209 | ||
210 | case tt_wpt: | |
211 | if ( set_c_ll( attr ) ) { | |
212 | c_wp = vik_waypoint_new (); | |
0b9f279d RN |
213 | c_wp->visible = TRUE; |
214 | if ( get_attr ( attr, "hidden" ) ) | |
215 | c_wp->visible = FALSE; | |
8c4f1350 EB |
216 | |
217 | vik_coord_load_from_latlon ( &(c_wp->coord), vik_trw_layer_get_coord_mode ( vtl ), &c_ll ); | |
218 | } | |
219 | break; | |
220 | ||
221 | case tt_trk: | |
0d2b891f | 222 | case tt_rte: |
8c4f1350 | 223 | c_tr = vik_track_new (); |
0d2b891f | 224 | c_tr->is_route = (current_tag == tt_rte) ? TRUE : FALSE; |
0b9f279d RN |
225 | c_tr->visible = TRUE; |
226 | if ( get_attr ( attr, "hidden" ) ) | |
227 | c_tr->visible = FALSE; | |
8c4f1350 EB |
228 | break; |
229 | ||
230 | case tt_trk_trkseg: | |
231 | f_tr_newseg = TRUE; | |
232 | break; | |
233 | ||
234 | case tt_trk_trkseg_trkpt: | |
235 | if ( set_c_ll( attr ) ) { | |
236 | c_tp = vik_trackpoint_new (); | |
8c4f1350 EB |
237 | vik_coord_load_from_latlon ( &(c_tp->coord), vik_trw_layer_get_coord_mode ( vtl ), &c_ll ); |
238 | if ( f_tr_newseg ) { | |
239 | c_tp->newsegment = TRUE; | |
240 | f_tr_newseg = FALSE; | |
241 | } | |
242 | c_tr->trackpoints = g_list_append ( c_tr->trackpoints, c_tp ); | |
243 | } | |
244 | break; | |
245 | ||
246 | case tt_trk_trkseg_trkpt_ele: | |
247 | case tt_trk_trkseg_trkpt_time: | |
6b2f262e | 248 | case tt_wpt_cmt: |
8c4f1350 EB |
249 | case tt_wpt_desc: |
250 | case tt_wpt_name: | |
251 | case tt_wpt_ele: | |
252 | case tt_wpt_link: | |
6b2f262e | 253 | case tt_trk_cmt: |
8c4f1350 EB |
254 | case tt_trk_desc: |
255 | case tt_trk_name: | |
256 | g_string_erase ( c_cdata, 0, -1 ); /* clear the cdata buffer */ | |
bf35388d | 257 | break; |
8c4f1350 | 258 | |
bf35388d EB |
259 | case tt_waypoint: |
260 | c_wp = vik_waypoint_new (); | |
bf35388d EB |
261 | c_wp->visible = TRUE; |
262 | break; | |
263 | ||
264 | case tt_waypoint_coord: | |
265 | if ( set_c_ll( attr ) ) | |
266 | vik_coord_load_from_latlon ( &(c_wp->coord), vik_trw_layer_get_coord_mode ( vtl ), &c_ll ); | |
267 | break; | |
268 | ||
269 | case tt_waypoint_name: | |
270 | if ( ( tmp = get_attr(attr, "id") ) ) { | |
271 | if ( c_wp_name ) | |
272 | g_free ( c_wp_name ); | |
273 | c_wp_name = g_strdup ( tmp ); | |
274 | } | |
275 | g_string_erase ( c_cdata, 0, -1 ); /* clear the cdata buffer for description */ | |
276 | break; | |
277 | ||
8c4f1350 EB |
278 | default: break; |
279 | } | |
280 | } | |
281 | ||
282 | static void gpx_end(VikTrwLayer *vtl, const char *el) | |
283 | { | |
dd81e762 GB |
284 | static GTimeVal tp_time; |
285 | ||
8c4f1350 EB |
286 | g_string_truncate ( xpath, xpath->len - strlen(el) - 1 ); |
287 | ||
288 | switch ( current_tag ) { | |
289 | ||
bf35388d | 290 | case tt_waypoint: |
8c4f1350 EB |
291 | case tt_wpt: |
292 | if ( ! c_wp_name ) | |
293 | c_wp_name = g_strdup_printf("VIKING_WP%d", unnamed_waypoints++); | |
805d282e EB |
294 | vik_trw_layer_filein_add_waypoint ( vtl, c_wp_name, c_wp ); |
295 | g_free ( c_wp_name ); | |
8c4f1350 EB |
296 | c_wp = NULL; |
297 | c_wp_name = NULL; | |
298 | break; | |
299 | ||
300 | case tt_trk: | |
0d2b891f | 301 | case tt_rte: |
8c4f1350 | 302 | if ( ! c_tr_name ) |
a20877b7 | 303 | c_tr_name = g_strdup_printf("VIKING_TR%d", unnamed_tracks++); |
805d282e EB |
304 | vik_trw_layer_filein_add_track ( vtl, c_tr_name, c_tr ); |
305 | g_free ( c_tr_name ); | |
8c4f1350 EB |
306 | c_tr = NULL; |
307 | c_tr_name = NULL; | |
308 | break; | |
309 | ||
310 | case tt_wpt_name: | |
311 | if ( c_wp_name ) | |
312 | g_free ( c_wp_name ); | |
313 | c_wp_name = g_strdup ( c_cdata->str ); | |
314 | g_string_erase ( c_cdata, 0, -1 ); | |
315 | break; | |
316 | ||
317 | case tt_trk_name: | |
318 | if ( c_tr_name ) | |
319 | g_free ( c_tr_name ); | |
320 | c_tr_name = g_strdup ( c_cdata->str ); | |
321 | g_string_erase ( c_cdata, 0, -1 ); | |
322 | break; | |
323 | ||
324 | case tt_wpt_ele: | |
d1cd12c0 | 325 | c_wp->altitude = g_ascii_strtod ( c_cdata->str, NULL ); |
8c4f1350 EB |
326 | g_string_erase ( c_cdata, 0, -1 ); |
327 | break; | |
328 | ||
329 | case tt_trk_trkseg_trkpt_ele: | |
d1cd12c0 | 330 | c_tp->altitude = g_ascii_strtod ( c_cdata->str, NULL ); |
8c4f1350 EB |
331 | g_string_erase ( c_cdata, 0, -1 ); |
332 | break; | |
333 | ||
bf35388d | 334 | case tt_waypoint_name: /* .loc name is really description. */ |
8c4f1350 | 335 | case tt_wpt_desc: |
6b2f262e RN |
336 | vik_waypoint_set_description ( c_wp, c_cdata->str ); |
337 | g_string_erase ( c_cdata, 0, -1 ); | |
338 | break; | |
339 | ||
340 | case tt_wpt_cmt: | |
8c4f1350 EB |
341 | vik_waypoint_set_comment ( c_wp, c_cdata->str ); |
342 | g_string_erase ( c_cdata, 0, -1 ); | |
343 | break; | |
344 | ||
345 | case tt_wpt_link: | |
346 | vik_waypoint_set_image ( c_wp, c_cdata->str ); | |
347 | g_string_erase ( c_cdata, 0, -1 ); | |
348 | break; | |
349 | ||
ea3933fc | 350 | case tt_wpt_sym: { |
fffcc269 | 351 | vik_waypoint_set_symbol ( c_wp, c_cdata->str ); |
42c2ac3e AF |
352 | g_string_erase ( c_cdata, 0, -1 ); |
353 | break; | |
ea3933fc | 354 | } |
42c2ac3e | 355 | |
8c4f1350 | 356 | case tt_trk_desc: |
6b2f262e RN |
357 | vik_track_set_description ( c_tr, c_cdata->str ); |
358 | g_string_erase ( c_cdata, 0, -1 ); | |
359 | break; | |
360 | ||
361 | case tt_trk_cmt: | |
8c4f1350 EB |
362 | vik_track_set_comment ( c_tr, c_cdata->str ); |
363 | g_string_erase ( c_cdata, 0, -1 ); | |
364 | break; | |
365 | ||
366 | case tt_trk_trkseg_trkpt_time: | |
dd81e762 GB |
367 | if ( g_time_val_from_iso8601(c_cdata->str, &tp_time) ) { |
368 | c_tp->timestamp = tp_time.tv_sec; | |
8c4f1350 EB |
369 | c_tp->has_timestamp = TRUE; |
370 | } | |
371 | g_string_erase ( c_cdata, 0, -1 ); | |
bf35388d | 372 | break; |
8c4f1350 | 373 | |
a2817d3c | 374 | case tt_trk_trkseg_trkpt_course: |
d1cd12c0 | 375 | c_tp->course = g_ascii_strtod ( c_cdata->str, NULL ); |
a2817d3c QT |
376 | g_string_erase ( c_cdata, 0, -1 ); |
377 | break; | |
378 | ||
379 | case tt_trk_trkseg_trkpt_speed: | |
d1cd12c0 | 380 | c_tp->speed = g_ascii_strtod ( c_cdata->str, NULL ); |
a2817d3c QT |
381 | g_string_erase ( c_cdata, 0, -1 ); |
382 | break; | |
383 | ||
384 | case tt_trk_trkseg_trkpt_fix: | |
a2817d3c QT |
385 | if (!strcmp("2d", c_cdata->str)) |
386 | c_tp->fix_mode = VIK_GPS_MODE_2D; | |
387 | else if (!strcmp("3d", c_cdata->str)) | |
388 | c_tp->fix_mode = VIK_GPS_MODE_3D; | |
389 | else /* TODO: more fix modes here */ | |
390 | c_tp->fix_mode = VIK_GPS_MODE_NOT_SEEN; | |
391 | g_string_erase ( c_cdata, 0, -1 ); | |
392 | break; | |
393 | ||
394 | case tt_trk_trkseg_trkpt_sat: | |
a2817d3c QT |
395 | c_tp->nsats = atoi ( c_cdata->str ); |
396 | g_string_erase ( c_cdata, 0, -1 ); | |
397 | break; | |
398 | ||
4a42b254 | 399 | case tt_trk_trkseg_trkpt_hdop: |
4a42b254 T |
400 | c_tp->hdop = g_strtod ( c_cdata->str, NULL ); |
401 | g_string_erase ( c_cdata, 0, -1 ); | |
402 | break; | |
403 | ||
404 | case tt_trk_trkseg_trkpt_vdop: | |
4a42b254 T |
405 | c_tp->vdop = g_strtod ( c_cdata->str, NULL ); |
406 | g_string_erase ( c_cdata, 0, -1 ); | |
407 | break; | |
408 | ||
409 | case tt_trk_trkseg_trkpt_pdop: | |
4a42b254 T |
410 | c_tp->pdop = g_strtod ( c_cdata->str, NULL ); |
411 | g_string_erase ( c_cdata, 0, -1 ); | |
412 | break; | |
413 | ||
8c4f1350 EB |
414 | default: break; |
415 | } | |
416 | ||
417 | current_tag = get_tag ( xpath->str ); | |
418 | } | |
419 | ||
420 | static void gpx_cdata(void *dta, const XML_Char *s, int len) | |
421 | { | |
422 | switch ( current_tag ) { | |
423 | case tt_wpt_name: | |
424 | case tt_trk_name: | |
425 | case tt_wpt_ele: | |
426 | case tt_trk_trkseg_trkpt_ele: | |
6b2f262e | 427 | case tt_wpt_cmt: |
8c4f1350 | 428 | case tt_wpt_desc: |
42c2ac3e | 429 | case tt_wpt_sym: |
8c4f1350 | 430 | case tt_wpt_link: |
6b2f262e | 431 | case tt_trk_cmt: |
8c4f1350 EB |
432 | case tt_trk_desc: |
433 | case tt_trk_trkseg_trkpt_time: | |
a2817d3c QT |
434 | case tt_trk_trkseg_trkpt_course: |
435 | case tt_trk_trkseg_trkpt_speed: | |
436 | case tt_trk_trkseg_trkpt_fix: | |
437 | case tt_trk_trkseg_trkpt_sat: | |
4a42b254 T |
438 | case tt_trk_trkseg_trkpt_hdop: |
439 | case tt_trk_trkseg_trkpt_vdop: | |
440 | case tt_trk_trkseg_trkpt_pdop: | |
bf35388d | 441 | case tt_waypoint_name: /* .loc name is really description. */ |
8c4f1350 EB |
442 | g_string_append_len ( c_cdata, s, len ); |
443 | break; | |
444 | ||
445 | default: break; /* ignore cdata from other things */ | |
446 | } | |
447 | } | |
448 | ||
449 | // make like a "stack" of tag names | |
450 | // like gpspoint's separated like /gpx/wpt/whatever | |
451 | ||
efe9a9c3 | 452 | gboolean a_gpx_read_file( VikTrwLayer *vtl, FILE *f ) { |
8c4f1350 EB |
453 | XML_Parser parser = XML_ParserCreate(NULL); |
454 | int done=0, len; | |
efe9a9c3 | 455 | enum XML_Status status = XML_STATUS_ERROR; |
8c4f1350 EB |
456 | |
457 | XML_SetElementHandler(parser, (XML_StartElementHandler) gpx_start, (XML_EndElementHandler) gpx_end); | |
458 | XML_SetUserData(parser, vtl); /* in the future we could remove all global variables */ | |
459 | XML_SetCharacterDataHandler(parser, (XML_CharacterDataHandler) gpx_cdata); | |
460 | ||
461 | gchar buf[4096]; | |
462 | ||
bf35388d | 463 | g_assert ( f != NULL && vtl != NULL ); |
8c4f1350 EB |
464 | |
465 | xpath = g_string_new ( "" ); | |
466 | c_cdata = g_string_new ( "" ); | |
467 | ||
468 | unnamed_waypoints = 0; | |
469 | unnamed_tracks = 0; | |
470 | ||
471 | while (!done) { | |
472 | len = fread(buf, 1, sizeof(buf)-7, f); | |
473 | done = feof(f) || !len; | |
efe9a9c3 | 474 | status = XML_Parse(parser, buf, len, done); |
8c4f1350 EB |
475 | } |
476 | ||
6278ccc6 | 477 | XML_ParserFree (parser); |
8c4f1350 EB |
478 | g_string_free ( xpath, TRUE ); |
479 | g_string_free ( c_cdata, TRUE ); | |
efe9a9c3 GB |
480 | |
481 | return status != XML_STATUS_ERROR; | |
8c4f1350 | 482 | } |
561e6ad0 EB |
483 | |
484 | /**** entitize from GPSBabel ****/ | |
485 | typedef struct { | |
486 | const char * text; | |
487 | const char * entity; | |
488 | int not_html; | |
489 | } entity_types; | |
490 | ||
491 | static | |
492 | entity_types stdentities[] = { | |
493 | { "&", "&", 0 }, | |
494 | { "'", "'", 1 }, | |
495 | { "<", "<", 0 }, | |
496 | { ">", ">", 0 }, | |
497 | { "\"", """, 0 }, | |
498 | { NULL, NULL, 0 } | |
499 | }; | |
500 | ||
501 | void utf8_to_int( const char *cp, int *bytes, int *value ) | |
502 | { | |
503 | if ( (*cp & 0xe0) == 0xc0 ) { | |
504 | if ( (*(cp+1) & 0xc0) != 0x80 ) goto dodefault; | |
505 | *bytes = 2; | |
506 | *value = ((*cp & 0x1f) << 6) | | |
507 | (*(cp+1) & 0x3f); | |
508 | } | |
509 | else if ( (*cp & 0xf0) == 0xe0 ) { | |
510 | if ( (*(cp+1) & 0xc0) != 0x80 ) goto dodefault; | |
511 | if ( (*(cp+2) & 0xc0) != 0x80 ) goto dodefault; | |
512 | *bytes = 3; | |
513 | *value = ((*cp & 0x0f) << 12) | | |
514 | ((*(cp+1) & 0x3f) << 6) | | |
515 | (*(cp+2) & 0x3f); | |
516 | } | |
517 | else if ( (*cp & 0xf8) == 0xf0 ) { | |
518 | if ( (*(cp+1) & 0xc0) != 0x80 ) goto dodefault; | |
519 | if ( (*(cp+2) & 0xc0) != 0x80 ) goto dodefault; | |
520 | if ( (*(cp+3) & 0xc0) != 0x80 ) goto dodefault; | |
521 | *bytes = 4; | |
522 | *value = ((*cp & 0x07) << 18) | | |
523 | ((*(cp+1) & 0x3f) << 12) | | |
524 | ((*(cp+2) & 0x3f) << 6) | | |
525 | (*(cp+3) & 0x3f); | |
526 | } | |
527 | else if ( (*cp & 0xfc) == 0xf8 ) { | |
528 | if ( (*(cp+1) & 0xc0) != 0x80 ) goto dodefault; | |
529 | if ( (*(cp+2) & 0xc0) != 0x80 ) goto dodefault; | |
530 | if ( (*(cp+3) & 0xc0) != 0x80 ) goto dodefault; | |
531 | if ( (*(cp+4) & 0xc0) != 0x80 ) goto dodefault; | |
532 | *bytes = 5; | |
533 | *value = ((*cp & 0x03) << 24) | | |
534 | ((*(cp+1) & 0x3f) << 18) | | |
535 | ((*(cp+2) & 0x3f) << 12) | | |
536 | ((*(cp+3) & 0x3f) << 6) | | |
537 | (*(cp+4) & 0x3f); | |
538 | } | |
539 | else if ( (*cp & 0xfe) == 0xfc ) { | |
540 | if ( (*(cp+1) & 0xc0) != 0x80 ) goto dodefault; | |
541 | if ( (*(cp+2) & 0xc0) != 0x80 ) goto dodefault; | |
542 | if ( (*(cp+3) & 0xc0) != 0x80 ) goto dodefault; | |
543 | if ( (*(cp+4) & 0xc0) != 0x80 ) goto dodefault; | |
544 | if ( (*(cp+5) & 0xc0) != 0x80 ) goto dodefault; | |
545 | *bytes = 6; | |
546 | *value = ((*cp & 0x01) << 30) | | |
547 | ((*(cp+1) & 0x3f) << 24) | | |
548 | ((*(cp+2) & 0x3f) << 18) | | |
549 | ((*(cp+3) & 0x3f) << 12) | | |
550 | ((*(cp+4) & 0x3f) << 6) | | |
551 | (*(cp+5) & 0x3f); | |
552 | } | |
553 | else { | |
554 | dodefault: | |
555 | *bytes = 1; | |
556 | *value = (unsigned char)*cp; | |
557 | } | |
558 | } | |
559 | ||
560 | static | |
561 | char * | |
562 | entitize(const char * str) | |
563 | { | |
564 | int elen, ecount, nsecount; | |
565 | entity_types *ep; | |
566 | const char * cp; | |
567 | char * p, * tmp, * xstr; | |
568 | ||
569 | char tmpsub[20]; | |
570 | int bytes = 0; | |
571 | int value = 0; | |
572 | ep = stdentities; | |
573 | elen = ecount = nsecount = 0; | |
574 | ||
575 | /* figure # of entity replacements and additional size. */ | |
576 | while (ep->text) { | |
577 | cp = str; | |
578 | while ((cp = strstr(cp, ep->text)) != NULL) { | |
579 | elen += strlen(ep->entity) - strlen(ep->text); | |
580 | ecount++; | |
581 | cp += strlen(ep->text); | |
582 | } | |
583 | ep++; | |
584 | } | |
585 | ||
586 | /* figure the same for other than standard entities (i.e. anything | |
587 | * that isn't in the range U+0000 to U+007F */ | |
588 | for ( cp = str; *cp; cp++ ) { | |
589 | if ( *cp & 0x80 ) { | |
590 | ||
591 | utf8_to_int( cp, &bytes, &value ); | |
592 | cp += bytes-1; | |
593 | elen += sprintf( tmpsub, "&#x%x;", value ) - bytes; | |
594 | nsecount++; | |
595 | } | |
596 | } | |
597 | ||
598 | /* enough space for the whole string plus entity replacements, if any */ | |
599 | tmp = g_malloc((strlen(str) + elen + 1)); | |
600 | strcpy(tmp, str); | |
601 | ||
602 | /* no entity replacements */ | |
603 | if (ecount == 0 && nsecount == 0) | |
604 | return (tmp); | |
605 | ||
606 | if ( ecount != 0 ) { | |
607 | for (ep = stdentities; ep->text; ep++) { | |
608 | p = tmp; | |
609 | while ((p = strstr(p, ep->text)) != NULL) { | |
610 | elen = strlen(ep->entity); | |
611 | ||
612 | xstr = g_strdup(p + strlen(ep->text)); | |
613 | ||
614 | strcpy(p, ep->entity); | |
615 | strcpy(p + elen, xstr); | |
616 | ||
617 | g_free(xstr); | |
618 | ||
619 | p += elen; | |
620 | } | |
621 | } | |
622 | } | |
623 | ||
624 | if ( nsecount != 0 ) { | |
625 | p = tmp; | |
626 | while (*p) { | |
627 | if ( *p & 0x80 ) { | |
628 | utf8_to_int( p, &bytes, &value ); | |
629 | if ( p[bytes] ) { | |
630 | xstr = g_strdup( p + bytes ); | |
631 | } | |
632 | else { | |
633 | xstr = NULL; | |
634 | } | |
635 | sprintf( p, "&#x%x;", value ); | |
636 | p = p+strlen(p); | |
637 | if ( xstr ) { | |
638 | strcpy( p, xstr ); | |
639 | g_free(xstr); | |
640 | } | |
641 | } | |
642 | else { | |
643 | p++; | |
644 | } | |
645 | } | |
646 | } | |
647 | return (tmp); | |
648 | } | |
649 | /**** end GPSBabel code ****/ | |
650 | ||
651 | /* export GPX */ | |
8904c540 | 652 | |
c9570f86 | 653 | static void gpx_write_waypoint ( VikWaypoint *wp, GpxWritingContext *context ) |
561e6ad0 | 654 | { |
208d2084 RN |
655 | // Don't write invisible waypoints when specified |
656 | if (context->options && !context->options->hidden && !wp->visible) | |
657 | return; | |
658 | ||
0b72c435 | 659 | FILE *f = context->file; |
561e6ad0 | 660 | static struct LatLon ll; |
8904c540 | 661 | gchar *s_lat,*s_lon; |
561e6ad0 EB |
662 | gchar *tmp; |
663 | vik_coord_to_latlon ( &(wp->coord), &ll ); | |
161aa492 EB |
664 | s_lat = a_coords_dtostr( ll.lat ); |
665 | s_lon = a_coords_dtostr( ll.lon ); | |
208d2084 RN |
666 | // NB 'hidden' is not part of any GPX standard - this appears to be a made up Viking 'extension' |
667 | // luckily most other GPX processing software ignores things they don't understand | |
8904c540 GB |
668 | fprintf ( f, "<wpt lat=\"%s\" lon=\"%s\"%s>\n", |
669 | s_lat, s_lon, wp->visible ? "" : " hidden=\"hidden\"" ); | |
670 | g_free ( s_lat ); | |
671 | g_free ( s_lon ); | |
561e6ad0 | 672 | |
c9570f86 RN |
673 | // Sanity clause |
674 | if ( wp->name ) | |
675 | tmp = entitize ( wp->name ); | |
676 | else | |
677 | tmp = g_strdup ("waypoint"); | |
678 | ||
561e6ad0 EB |
679 | fprintf ( f, " <name>%s</name>\n", tmp ); |
680 | g_free ( tmp); | |
681 | ||
682 | if ( wp->altitude != VIK_DEFAULT_ALTITUDE ) | |
8904c540 | 683 | { |
161aa492 | 684 | tmp = a_coords_dtostr ( wp->altitude ); |
8904c540 GB |
685 | fprintf ( f, " <ele>%s</ele>\n", tmp ); |
686 | g_free ( tmp ); | |
687 | } | |
561e6ad0 EB |
688 | if ( wp->comment ) |
689 | { | |
690 | tmp = entitize(wp->comment); | |
6b2f262e RN |
691 | fprintf ( f, " <cmt>%s</cmt>\n", tmp ); |
692 | g_free ( tmp ); | |
693 | } | |
694 | if ( wp->description ) | |
695 | { | |
696 | tmp = entitize(wp->description); | |
561e6ad0 EB |
697 | fprintf ( f, " <desc>%s</desc>\n", tmp ); |
698 | g_free ( tmp ); | |
699 | } | |
700 | if ( wp->image ) | |
701 | { | |
702 | tmp = entitize(wp->image); | |
703 | fprintf ( f, " <link>%s</link>\n", tmp ); | |
704 | g_free ( tmp ); | |
705 | } | |
42c2ac3e AF |
706 | if ( wp->symbol ) |
707 | { | |
708 | tmp = entitize(wp->symbol); | |
709 | fprintf ( f, " <sym>%s</sym>\n", tmp); | |
710 | g_free ( tmp ); | |
711 | } | |
712 | ||
561e6ad0 EB |
713 | fprintf ( f, "</wpt>\n" ); |
714 | } | |
715 | ||
0b72c435 | 716 | static void gpx_write_trackpoint ( VikTrackpoint *tp, GpxWritingContext *context ) |
561e6ad0 | 717 | { |
0b72c435 | 718 | FILE *f = context->file; |
561e6ad0 | 719 | static struct LatLon ll; |
4a42b254 | 720 | gchar *s_lat,*s_lon, *s_alt, *s_dop; |
dd81e762 | 721 | gchar *time_iso8601; |
561e6ad0 EB |
722 | vik_coord_to_latlon ( &(tp->coord), &ll ); |
723 | ||
0d2b891f RN |
724 | // No such thing as a rteseg! So make sure we don't put them in |
725 | if ( context->options && !context->options->is_route && tp->newsegment ) | |
561e6ad0 EB |
726 | fprintf ( f, " </trkseg>\n <trkseg>\n" ); |
727 | ||
161aa492 EB |
728 | s_lat = a_coords_dtostr( ll.lat ); |
729 | s_lon = a_coords_dtostr( ll.lon ); | |
0d2b891f | 730 | fprintf ( f, " <%spt lat=\"%s\" lon=\"%s\">\n", (context->options && context->options->is_route) ? "rte" : "trk", s_lat, s_lon ); |
0b72c435 OK |
731 | g_free ( s_lat ); s_lat = NULL; |
732 | g_free ( s_lon ); s_lon = NULL; | |
561e6ad0 | 733 | |
0b72c435 | 734 | s_alt = NULL; |
561e6ad0 | 735 | if ( tp->altitude != VIK_DEFAULT_ALTITUDE ) |
8904c540 | 736 | { |
161aa492 | 737 | s_alt = a_coords_dtostr ( tp->altitude ); |
8904c540 | 738 | } |
0b72c435 | 739 | else if ( context->options != NULL && context->options->force_ele ) |
36179a2e OK |
740 | { |
741 | s_alt = a_coords_dtostr ( 0 ); | |
742 | } | |
0b72c435 OK |
743 | if (s_alt != NULL) |
744 | fprintf ( f, " <ele>%s</ele>\n", s_alt ); | |
745 | g_free ( s_alt ); s_alt = NULL; | |
36179a2e | 746 | |
dd81e762 | 747 | time_iso8601 = NULL; |
561e6ad0 | 748 | if ( tp->has_timestamp ) { |
dd81e762 GB |
749 | GTimeVal timestamp; |
750 | timestamp.tv_sec = tp->timestamp; | |
61f37ac9 | 751 | timestamp.tv_usec = 0; |
dd81e762 GB |
752 | |
753 | time_iso8601 = g_time_val_to_iso8601 ( ×tamp ); | |
561e6ad0 | 754 | } |
0b72c435 | 755 | else if ( context->options != NULL && context->options->force_time ) |
36179a2e | 756 | { |
dd81e762 GB |
757 | GTimeVal current; |
758 | g_get_current_time ( ¤t ); | |
36179a2e | 759 | |
dd81e762 | 760 | time_iso8601 = g_time_val_to_iso8601 ( ¤t ); |
36179a2e | 761 | } |
dd81e762 GB |
762 | if ( time_iso8601 != NULL ) |
763 | fprintf ( f, " <time>%s</time>\n", time_iso8601 ); | |
764 | g_free(time_iso8601); | |
765 | time_iso8601 = NULL; | |
36179a2e | 766 | |
ad54cd32 T |
767 | if (!isnan(tp->course)) { |
768 | gchar *s_course = a_coords_dtostr(tp->course); | |
769 | fprintf ( f, " <course>%s</course>\n", s_course ); | |
770 | g_free(s_course); | |
a2817d3c | 771 | } |
ad54cd32 T |
772 | if (!isnan(tp->speed)) { |
773 | gchar *s_speed = a_coords_dtostr(tp->speed); | |
774 | fprintf ( f, " <speed>%s</speed>\n", s_speed ); | |
775 | g_free(s_speed); | |
776 | } | |
777 | if (tp->fix_mode == VIK_GPS_MODE_2D) | |
778 | fprintf ( f, " <fix>2d</fix>\n"); | |
779 | if (tp->fix_mode == VIK_GPS_MODE_3D) | |
780 | fprintf ( f, " <fix>3d</fix>\n"); | |
781 | if (tp->nsats > 0) | |
782 | fprintf ( f, " <sat>%d</sat>\n", tp->nsats ); | |
a2817d3c | 783 | |
4a42b254 T |
784 | s_dop = NULL; |
785 | if ( tp->hdop != VIK_DEFAULT_DOP ) | |
786 | { | |
787 | s_dop = a_coords_dtostr ( tp->hdop ); | |
788 | } | |
789 | if (s_dop != NULL) | |
790 | fprintf ( f, " <hdop>%s</hdop>\n", s_dop ); | |
791 | g_free ( s_dop ); s_dop = NULL; | |
792 | ||
793 | if ( tp->vdop != VIK_DEFAULT_DOP ) | |
794 | { | |
795 | s_dop = a_coords_dtostr ( tp->vdop ); | |
796 | } | |
797 | if (s_dop != NULL) | |
798 | fprintf ( f, " <vdop>%s</vdop>\n", s_dop ); | |
799 | g_free ( s_dop ); s_dop = NULL; | |
800 | ||
801 | if ( tp->pdop != VIK_DEFAULT_DOP ) | |
802 | { | |
803 | s_dop = a_coords_dtostr ( tp->pdop ); | |
804 | } | |
805 | if (s_dop != NULL) | |
806 | fprintf ( f, " <pdop>%s</pdop>\n", s_dop ); | |
807 | g_free ( s_dop ); s_dop = NULL; | |
808 | ||
0d2b891f | 809 | fprintf ( f, " </%spt>\n", (context->options && context->options->is_route) ? "rte" : "trk" ); |
561e6ad0 EB |
810 | } |
811 | ||
812 | ||
ce4bd1cf | 813 | static void gpx_write_track ( VikTrack *t, GpxWritingContext *context ) |
561e6ad0 | 814 | { |
208d2084 RN |
815 | // Don't write invisible tracks when specified |
816 | if (context->options && !context->options->hidden && !t->visible) | |
817 | return; | |
818 | ||
0b72c435 | 819 | FILE *f = context->file; |
561e6ad0 | 820 | gchar *tmp; |
494eb388 | 821 | gboolean first_tp_is_newsegment = FALSE; /* must temporarily make it not so, but we want to restore state. not that it matters. */ |
561e6ad0 | 822 | |
ce4bd1cf RN |
823 | // Sanity clause |
824 | if ( t->name ) | |
825 | tmp = entitize ( t->name ); | |
826 | else | |
827 | tmp = g_strdup ("track"); | |
828 | ||
208d2084 RN |
829 | // NB 'hidden' is not part of any GPX standard - this appears to be a made up Viking 'extension' |
830 | // luckily most other GPX processing software ignores things they don't understand | |
0d2b891f RN |
831 | fprintf ( f, "<%s%s>\n <name>%s</name>\n", |
832 | t->is_route ? "rte" : "trk", | |
833 | t->visible ? "" : " hidden=\"hidden\"", | |
834 | tmp ); | |
561e6ad0 EB |
835 | g_free ( tmp ); |
836 | ||
837 | if ( t->comment ) | |
838 | { | |
839 | tmp = entitize ( t->comment ); | |
6b2f262e RN |
840 | fprintf ( f, " <cmt>%s</cmt>\n", tmp ); |
841 | g_free ( tmp ); | |
842 | } | |
843 | ||
844 | if ( t->description ) | |
845 | { | |
846 | tmp = entitize ( t->description ); | |
561e6ad0 EB |
847 | fprintf ( f, " <desc>%s</desc>\n", tmp ); |
848 | g_free ( tmp ); | |
849 | } | |
0d2b891f RN |
850 | |
851 | /* No such thing as a rteseg! */ | |
852 | if ( !t->is_route ) | |
853 | fprintf ( f, " <trkseg>\n" ); | |
561e6ad0 EB |
854 | |
855 | if ( t->trackpoints && t->trackpoints->data ) { | |
856 | first_tp_is_newsegment = VIK_TRACKPOINT(t->trackpoints->data)->newsegment; | |
857 | VIK_TRACKPOINT(t->trackpoints->data)->newsegment = FALSE; /* so we won't write </trkseg><trkseg> already */ | |
0b72c435 | 858 | g_list_foreach ( t->trackpoints, (GFunc) gpx_write_trackpoint, context ); |
561e6ad0 | 859 | VIK_TRACKPOINT(t->trackpoints->data)->newsegment = first_tp_is_newsegment; /* restore state */ |
494eb388 | 860 | } |
561e6ad0 | 861 | |
0d2b891f RN |
862 | /* NB apparently no such thing as a rteseg! */ |
863 | if (!t->is_route) | |
864 | fprintf ( f, " </trkseg>\n"); | |
865 | ||
866 | fprintf ( f, "</%s>\n", t->is_route ? "rte" : "trk" ); | |
561e6ad0 EB |
867 | } |
868 | ||
5092de80 | 869 | static void gpx_write_header( FILE *f ) |
561e6ad0 EB |
870 | { |
871 | fprintf(f, "<?xml version=\"1.0\"?>\n" | |
872 | "<gpx version=\"1.0\" creator=\"Viking -- http://viking.sf.net/\"\n" | |
873 | "xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n" | |
874 | "xmlns=\"http://www.topografix.com/GPX/1/0\"\n" | |
875 | "xsi:schemaLocation=\"http://www.topografix.com/GPX/1/0 http://www.topografix.com/GPX/1/0/gpx.xsd\">\n"); | |
5092de80 GB |
876 | } |
877 | ||
878 | static void gpx_write_footer( FILE *f ) | |
879 | { | |
561e6ad0 | 880 | fprintf(f, "</gpx>\n"); |
5092de80 | 881 | } |
561e6ad0 | 882 | |
c9570f86 | 883 | static int gpx_waypoint_compare(const void *x, const void *y) |
eab858a1 | 884 | { |
c9570f86 RN |
885 | VikWaypoint *a = (VikWaypoint *)x; |
886 | VikWaypoint *b = (VikWaypoint *)y; | |
eab858a1 EB |
887 | return strcmp(a->name,b->name); |
888 | } | |
889 | ||
0d2b891f RN |
890 | static int gpx_track_compare_name(const void *x, const void *y) |
891 | { | |
892 | VikTrack *a = (VikTrack *)x; | |
893 | VikTrack *b = (VikTrack *)y; | |
894 | return strcmp(a->name,b->name); | |
895 | } | |
896 | ||
e3449376 | 897 | /* Function to compare two tracks by their first timestamp */ |
0dabdc4f | 898 | static int gpx_track_compare_timestamp (const void *x, const void *y) |
e3449376 | 899 | { |
0dabdc4f RN |
900 | VikTrack *a = (VikTrack *)x; |
901 | VikTrack *b = (VikTrack *)y; | |
902 | ||
903 | VikTrackpoint *tpa = NULL; | |
904 | VikTrackpoint *tpb = NULL; | |
905 | ||
906 | if ( a->trackpoints ) | |
907 | tpa = VIK_TRACKPOINT(g_list_first(a->trackpoints)->data); | |
908 | ||
909 | if ( b->trackpoints ) | |
910 | tpb = VIK_TRACKPOINT(g_list_first(b->trackpoints)->data); | |
911 | ||
912 | if ( tpa && tpb ) { | |
913 | if ( tpa->timestamp < tpb->timestamp ) | |
914 | return -1; | |
915 | if ( tpa->timestamp > tpb->timestamp ) | |
916 | return 1; | |
e3449376 | 917 | } |
0dabdc4f RN |
918 | |
919 | if ( tpa && !tpb ) | |
e3449376 | 920 | return 1; |
0dabdc4f RN |
921 | |
922 | if ( !tpa && tpb ) | |
923 | return -1; | |
924 | ||
e3449376 HR |
925 | return 0; |
926 | } | |
927 | ||
208d2084 | 928 | void a_gpx_write_file ( VikTrwLayer *vtl, FILE *f, GpxWritingOptions *options ) |
0b72c435 OK |
929 | { |
930 | GpxWritingContext context = { options, f }; | |
eab858a1 | 931 | |
5092de80 | 932 | gpx_write_header ( f ); |
eab858a1 | 933 | |
c9570f86 RN |
934 | // gather waypoints in a list, then sort |
935 | // g_hash_table_get_values: glib 2.14+ | |
936 | GList *gl = g_hash_table_get_values ( vik_trw_layer_get_waypoints ( vtl ) ); | |
937 | gl = g_list_sort ( gl, gpx_waypoint_compare ); | |
0b72c435 | 938 | |
c9570f86 RN |
939 | GList *iter; |
940 | for (iter = g_list_first (gl); iter != NULL; iter = g_list_next (iter)) { | |
941 | gpx_write_waypoint ( (VikWaypoint*)iter->data, &context ); | |
942 | } | |
eab858a1 | 943 | |
c9570f86 | 944 | g_list_free ( gl ); |
d13f1a57 | 945 | |
ce4bd1cf | 946 | gl = g_hash_table_get_values ( vik_trw_layer_get_tracks ( vtl ) ); |
d13f1a57 RN |
947 | // Sort method determined by preference |
948 | if ( a_vik_get_gpx_export_trk_sort() == VIK_GPX_EXPORT_TRK_SORT_TIME ) | |
949 | gl = g_list_sort ( gl, gpx_track_compare_timestamp ); | |
950 | else | |
951 | gl = g_list_sort ( gl, gpx_track_compare_name ); | |
952 | ||
0d2b891f RN |
953 | // Routes sorted by name |
954 | GList *glrte = g_hash_table_get_values ( vik_trw_layer_get_routes ( vtl ) ); | |
955 | glrte = g_list_sort ( glrte, gpx_track_compare_name ); | |
ce4bd1cf | 956 | |
0d2b891f RN |
957 | // g_list_concat doesn't copy memory properly |
958 | // so process each list separately | |
959 | ||
960 | GpxWritingContext context_tmp = context; | |
961 | GpxWritingOptions opt_tmp = { FALSE, FALSE, FALSE }; | |
962 | // Force trackpoints on tracks | |
963 | if ( !context.options ) | |
964 | context_tmp.options = &opt_tmp; | |
965 | context_tmp.options->is_route = FALSE; | |
966 | ||
967 | // Loop around each list and write each one | |
ce4bd1cf | 968 | for (iter = g_list_first (gl); iter != NULL; iter = g_list_next (iter)) { |
0d2b891f RN |
969 | gpx_write_track ( (VikTrack*)iter->data, &context_tmp ); |
970 | } | |
971 | ||
972 | // Routes (to get routepoints) | |
973 | context_tmp.options->is_route = TRUE; | |
974 | for (iter = g_list_first (glrte); iter != NULL; iter = g_list_next (iter)) { | |
975 | gpx_write_track ( (VikTrack*)iter->data, &context_tmp ); | |
e3449376 | 976 | } |
ce4bd1cf RN |
977 | |
978 | g_list_free ( gl ); | |
0d2b891f | 979 | g_list_free ( glrte ); |
ce4bd1cf | 980 | |
5092de80 GB |
981 | gpx_write_footer ( f ); |
982 | } | |
561e6ad0 | 983 | |
208d2084 | 984 | void a_gpx_write_track_file ( VikTrack *trk, FILE *f, GpxWritingOptions *options ) |
0b72c435 OK |
985 | { |
986 | GpxWritingContext context = {options, f}; | |
5092de80 | 987 | gpx_write_header ( f ); |
ce4bd1cf | 988 | gpx_write_track ( trk, &context ); |
5092de80 | 989 | gpx_write_footer ( f ); |
561e6ad0 | 990 | } |