Contents of /trunk/src/gconf.c

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Revision 220 - (show annotations)
Sat Nov 28 14:20:28 2009 UTC (14 years, 5 months ago) by harbaum
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Display geomath result on map
1 /*
2 * Copyright (C) 2008 Till Harbaum <till@harbaum.org>.
3 *
4 * This file is part of GPXView.
5 *
6 * GPXView is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * GPXView is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with GPXView. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include <stddef.h>
21 #include <stdlib.h>
22 #include <ctype.h>
23 #include <math.h> // for isnan
24 #include "gpxview.h"
25
26 #define GCONF_PATH "/apps/gpxview/"
27 #define GCONF_KEY_GPX GCONF_PATH "gpx%d"
28 #define GCONF_KEY_CNT GCONF_PATH "entries"
29
30 #define GCONF_KEY_LOC_NAME GCONF_PATH "location%d/name"
31 #define GCONF_KEY_LOC_LAT GCONF_PATH "location%d/latitude"
32 #define GCONF_KEY_LOC_LON GCONF_PATH "location%d/longitude"
33 #define GCONF_KEY_LOC_CNT GCONF_PATH "location_entries"
34
35 #define GCONF_KEY_CLOSED GCONF_PATH "closed/%s"
36
37 #include <string.h>
38
39 enum {
40 STORE_STRING, STORE_FLOAT, STORE_INT, STORE_BOOL,
41 };
42
43 typedef struct {
44 char *key;
45 int type;
46 int offset;
47 } store_t;
48
49 #define OFFSET(a) offsetof(appdata_t, a)
50
51 static store_t store[] = {
52 { "image_path", STORE_STRING, OFFSET(image_path) },
53 { "path", STORE_STRING, OFFSET(path) },
54 { "geotext/text", STORE_STRING, OFFSET(geotext_text) },
55 { "geotext/shift", STORE_INT, OFFSET(geotext_shift) },
56 { "mmpoi_path", STORE_STRING, OFFSET(mmpoi_path) },
57 { "garmin_path", STORE_STRING, OFFSET(garmin_path) },
58 { "fnotes_path", STORE_STRING, OFFSET(fieldnotes_path) },
59 { "garmin_ign_found", STORE_BOOL, OFFSET(garmin_ign_found) },
60 { "active_location", STORE_INT, OFFSET(active_location) },
61 { "mmpoi_use_radius", STORE_BOOL, OFFSET(mmpoi_use_radius) },
62 { "mmpoi_radius", STORE_FLOAT, OFFSET(mmpoi_radius) },
63 { "mmpoi_ign_found", STORE_BOOL, OFFSET(mmpoi_dont_export_found) },
64 { "mmpoi_ign_disabl", STORE_BOOL, OFFSET(mmpoi_dont_export_disabled) },
65 { "use_gps", STORE_BOOL, OFFSET(use_gps) },
66 { "imperial", STORE_BOOL, OFFSET(imperial) },
67 { "compass_locked", STORE_BOOL, OFFSET(compass_locked) },
68 { "latitude", STORE_FLOAT, OFFSET(home.lat) },
69 { "longitude", STORE_FLOAT, OFFSET(home.lon) },
70 { "gps_lat", STORE_FLOAT, OFFSET(gps.lat) },
71 { "gps_lon", STORE_FLOAT, OFFSET(gps.lon) },
72 { "search_in", STORE_INT, OFFSET(search) },
73 { "search_days", STORE_INT, OFFSET(search_days) },
74 { "search_str", STORE_STRING, OFFSET(search_str) },
75 { "gpxlist_items", STORE_INT, OFFSET(gpxlist_items) },
76 { "cachelist_items", STORE_INT, OFFSET(cachelist_items) },
77 { "compass_damping", STORE_INT, OFFSET(compass_damping) },
78 { "cachelist_hide_found", STORE_BOOL, OFFSET(cachelist_hide_found) },
79 { "cachelist_update", STORE_BOOL, OFFSET(cachelist_update) },
80 { "disable_gcvote", STORE_BOOL, OFFSET(disable_gcvote) },
81 { "username", STORE_STRING, OFFSET(username) },
82 #ifdef USE_MAEMO
83 { "mmpoi_dontlaunch", STORE_BOOL, OFFSET(mmpoi_dontlaunch) },
84 { "cachelist_dss", STORE_BOOL, OFFSET(cachelist_disable_screensaver) },
85 { "goto_dss", STORE_BOOL, OFFSET(goto_disable_screensaver) },
86 #endif
87 #ifdef ENABLE_OSM_GPS_MAP
88 { "map_lat", STORE_FLOAT, OFFSET(map.pos.lat) },
89 { "map_lon", STORE_FLOAT, OFFSET(map.pos.lon) },
90 { "map_zoom", STORE_INT, OFFSET(map.zoom) },
91 { "map_source", STORE_INT, OFFSET(map.source) },
92 #endif
93
94 { "geotoad/password", STORE_STRING, OFFSET(gt.password) },
95 { "geotoad/filename", STORE_STRING, OFFSET(gt.filename) },
96 { "geotoad/distance", STORE_FLOAT, OFFSET(gt.distance) },
97 { "geotoad/lat", STORE_FLOAT, OFFSET(gt.lat) },
98 { "geotoad/lon", STORE_FLOAT, OFFSET(gt.lon) },
99 { "geotoad/flags", STORE_INT, OFFSET(gt.flags) },
100
101 { NULL, -1, -1 }
102 };
103
104 static char *get_basename(char *name) {
105 char *p = strrchr(name, '/');
106 if(!p) p = name;
107 else p = p+1;
108
109 g_assert(*p);
110
111 /* escape all non alnum characters */
112 p = g_strdup(p);
113 int i;
114 for(i=0;i<strlen(p);i++)
115 if(!isalnum(p[i]))
116 p[i] = '_';
117
118 return p;
119 }
120
121 void gconf_remove_closed_name(appdata_t *appdata, char *filename) {
122 if(!filename || !strlen(filename)) return;
123
124 char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename));
125 gconf_client_unset(appdata->gconf_client, key, NULL);
126 g_free(key);
127 }
128
129 void gconf_save_closed_name(appdata_t *appdata, char *filename, char *name) {
130 if(!filename || !strlen(filename)) return;
131
132 char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename));
133 gconf_client_set_string(appdata->gconf_client, key, name, NULL);
134 g_free(key);
135 }
136
137 char *gconf_restore_closed_name(appdata_t *appdata, char *filename) {
138 if(!filename || !strlen(filename)) return NULL;
139
140 char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename));
141 char *ret = gconf_client_get_string(appdata->gconf_client, key, NULL);
142 g_free(key);
143 return ret;
144 }
145
146 void gconf_save_state(appdata_t *appdata) {
147 int entries = 0;
148
149 /* free proxy settings */
150 if(appdata->proxy) {
151 proxy_t *proxy = appdata->proxy;
152
153 if(proxy->authentication_password) g_free(proxy->authentication_password);
154 if(proxy->authentication_user) g_free(proxy->authentication_user);
155 if(proxy->host) g_free(proxy->host);
156 if(proxy->ignore_hosts) g_free(proxy->ignore_hosts);
157
158 g_free(proxy);
159 appdata->proxy = NULL;
160 }
161
162 gpx_t *gpx = appdata->gpx;
163 while(gpx) {
164 char str[128];
165 snprintf(str, sizeof(str), GCONF_KEY_GPX, entries++);
166 gconf_client_set_string(appdata->gconf_client, str, gpx->filename, NULL);
167 gpx = gpx->next;
168 }
169
170 gconf_client_set_int(appdata->gconf_client, GCONF_KEY_CNT, entries, NULL);
171
172 /* -------------- save locations (excl. home location) --------------- */
173 entries = 0;
174 location_t *loc = appdata->location;
175 while(loc) {
176 char str[128];
177 snprintf(str, sizeof(str), GCONF_KEY_LOC_NAME, entries);
178 gconf_client_set_string(appdata->gconf_client, str, loc->name, NULL);
179 snprintf(str, sizeof(str), GCONF_KEY_LOC_LAT, entries);
180 gconf_client_set_float(appdata->gconf_client, str, loc->pos.lat, NULL);
181 snprintf(str, sizeof(str), GCONF_KEY_LOC_LON, entries);
182 gconf_client_set_float(appdata->gconf_client, str, loc->pos.lon, NULL);
183 entries++;
184 loc = loc->next;
185 }
186
187 gconf_client_set_int(appdata->gconf_client, GCONF_KEY_LOC_CNT, entries, NULL);
188
189 /* store everything listed in the store table */
190 store_t *st = store;
191 while(st->key) {
192 void **ptr = ((void*)appdata) + st->offset;
193 char *key = g_strdup_printf(GCONF_PATH "%s", st->key);
194
195 switch(st->type) {
196 case STORE_STRING:
197 if((char*)(*ptr)) {
198 gconf_client_set_string(appdata->gconf_client, key, (char*)(*ptr), NULL);
199 }
200 g_free((char*)(*ptr));
201 *ptr = NULL;
202 break;
203
204 case STORE_BOOL:
205 gconf_client_set_bool(appdata->gconf_client, key, *((int*)ptr), NULL);
206 break;
207
208 case STORE_INT:
209 gconf_client_set_int(appdata->gconf_client, key, *((int*)ptr), NULL);
210 break;
211
212 case STORE_FLOAT:
213 if(!isnan(*((float*)ptr)))
214 gconf_client_set_float(appdata->gconf_client, key, *((float*)ptr), NULL);
215 break;
216
217 default:
218 printf("Unsupported type %d\n", st->type);
219 break;
220 }
221
222 g_free(key);
223 st++;
224 }
225 }
226
227 void gconf_load_state(appdata_t *appdata) {
228 gpx_t **gpx = &appdata->gpx;
229
230 while(*gpx) gpx = &((*gpx)->next);
231
232 gpx_dialog_t *dialog = NULL;
233
234 /* default positions are invalid */
235 appdata->home.lat = appdata->home.lon = NAN;
236 appdata->gps.lat = appdata->gps.lon = NAN;
237 appdata->geomath.lat = appdata->geomath.lon = NAN;
238
239 appdata->gt.lat = appdata->gt.lon = NAN;
240 appdata->gt.distance = 1.0; // in km/mil
241
242 /* ------------- get proxy settings -------------------- */
243 if(gconf_client_get_bool(appdata->gconf_client,
244 PROXY_KEY "use_http_proxy", NULL)) {
245 proxy_t *proxy = appdata->proxy = g_new0(proxy_t, 1);
246
247 /* get basic settings */
248 proxy->host = gconf_client_get_string(appdata->gconf_client,
249 PROXY_KEY "host", NULL);
250 proxy->port = gconf_client_get_int(appdata->gconf_client,
251 PROXY_KEY "port", NULL);
252 proxy->ignore_hosts =
253 gconf_client_get_string(appdata->gconf_client,
254 PROXY_KEY "ignore_hosts", NULL);
255
256 /* check for authentication */
257 proxy->use_authentication =
258 gconf_client_get_bool(appdata->gconf_client,
259 PROXY_KEY "use_authentication", NULL);
260
261 if(proxy->use_authentication) {
262 proxy->authentication_user =
263 gconf_client_get_string(appdata->gconf_client,
264 PROXY_KEY "authentication_user", NULL);
265 proxy->authentication_password =
266 gconf_client_get_string(appdata->gconf_client,
267 PROXY_KEY "authentication_password", NULL);
268 }
269 }
270
271 /* restore everything listed in the store table */
272 store_t *st = store;
273 while(st->key) {
274 void **ptr = ((void*)appdata) + st->offset;
275 char *key = g_strdup_printf(GCONF_PATH "%s", st->key);
276
277 /* check if key is present */
278 GConfValue *value = gconf_client_get(appdata->gconf_client, key, NULL);
279 if(value) {
280 gconf_value_free(value);
281
282 switch(st->type) {
283 case STORE_STRING: {
284 char **str = (char**)ptr;
285 *str = gconf_client_get_string(appdata->gconf_client, key, NULL);
286 } break;
287
288 case STORE_BOOL:
289 *((int*)ptr) = gconf_client_get_bool(appdata->gconf_client, key, NULL);
290 break;
291
292 case STORE_INT:
293 *((int*)ptr) = gconf_client_get_int(appdata->gconf_client, key, NULL);
294 break;
295
296 case STORE_FLOAT:
297 *((float*)ptr) = gconf_client_get_float(appdata->gconf_client, key, NULL);
298 break;
299
300 default:
301 printf("Unsupported type %d\n", st->type);
302 break;
303 }
304 }
305 g_free(key);
306 st++;
307 }
308
309 int i, entries = gconf_client_get_int(appdata->gconf_client,
310 GCONF_KEY_CNT, NULL);
311
312 if(entries)
313 dialog = gpx_busy_dialog_new(GTK_WIDGET(appdata->window));
314
315 for(i=0;i<entries;i++) {
316 char str[128];
317 snprintf(str, sizeof(str), GCONF_KEY_GPX, i);
318 char *fname = gconf_client_get_string(appdata->gconf_client, str, NULL);
319 if(fname) {
320 /* check if there's a valid name stored for this file. */
321 /* if yes it's a "closed" file */
322 char *name = gconf_restore_closed_name(appdata, fname);
323 if(name) {
324 *gpx = g_new0(gpx_t, 1);
325 (*gpx)->filename = fname;
326 (*gpx)->name = g_strdup(name);
327 (*gpx)->closed = TRUE;
328 } else {
329 if(g_file_test(fname, G_FILE_TEST_IS_DIR))
330 *gpx = gpx_parse_dir(dialog, fname, appdata->username);
331 else
332 *gpx = gpx_parse(dialog, fname, appdata->username);
333
334 if(!*gpx) {
335 /* restoring the gpx file failed, mark it as unusable, but save */
336 /* its presence for later use */
337
338 /* create "closed" entry to remember this file for next */
339 /* load attempt */
340 *gpx = g_new0(gpx_t, 1);
341 (*gpx)->filename = fname;
342 char *p = fname;
343 if(strrchr(fname, '/'))
344 p = strrchr(fname, '/')+1;
345
346 (*gpx)->name = g_strdup_printf(_("Failed to load: %s"), p);
347 (*gpx)->closed = TRUE;
348 } else
349 free(fname);
350 }
351 gpx = &((*gpx)->next);
352 }
353 }
354
355 gpx_busy_dialog_destroy(dialog);
356
357 /* ------------- load locations --------------------- */
358 entries = gconf_client_get_int(appdata->gconf_client,
359 GCONF_KEY_LOC_CNT, NULL);
360
361 location_t **loc = &appdata->location;
362 for(i=0;i<entries;i++) {
363 *loc = g_new0(location_t, 1);
364 if(*loc) {
365 char str[128];
366 snprintf(str, sizeof(str), GCONF_KEY_LOC_NAME, i);
367 (*loc)->name = gconf_client_get_string(appdata->gconf_client, str, NULL);
368 snprintf(str, sizeof(str), GCONF_KEY_LOC_LAT, i);
369 (*loc)->pos.lat = gconf_client_get_float(appdata->gconf_client, str, NULL);
370 snprintf(str, sizeof(str), GCONF_KEY_LOC_LON, i);
371 (*loc)->pos.lon = gconf_client_get_float(appdata->gconf_client, str, NULL);
372
373 loc = &((*loc)->next);
374 }
375 }
376
377 /* ----- set all kinds of defaults ------- */
378
379 if(!appdata->compass_damping) appdata->compass_damping = 1;
380
381 if(!appdata->mmpoi_radius)
382 appdata->mmpoi_radius = 100.0; // 100 km
383
384 if(!appdata->search)
385 appdata->search = SEARCH_NAME | SEARCH_ID;
386
387 if(!appdata->image_path) {
388 #ifdef USE_MAEMO
389 /* update cachelist by default */
390 appdata->cachelist_update = TRUE;
391 #endif
392
393 /* use gps by default */
394 appdata->use_gps = TRUE;
395
396 #ifndef USE_MAEMO
397 char *p = getenv("HOME");
398 if(p) {
399 /* build image path in home directory */
400 appdata->image_path =
401 malloc(strlen(p)+strlen(DEFAULT_IMAGE_PATH_HOME)+2);
402 strcpy(appdata->image_path, p);
403 if(appdata->image_path[strlen(appdata->image_path)-1] != '/')
404 strcat(appdata->image_path, "/");
405 strcat(appdata->image_path, DEFAULT_IMAGE_PATH_HOME);
406 } else
407 #endif
408 appdata->image_path = strdup(DEFAULT_IMAGE_PATH);
409
410 /* check if this path is actually accessible */
411 /* and change it to the current users home if not */
412 /* (this should only happen on scratchbox) */
413 if(!g_file_test(appdata->image_path, G_FILE_TEST_IS_DIR)) {
414 if(g_mkdir_with_parents(appdata->image_path, 0700) != 0) {
415 char *p = getenv("HOME");
416 if(!p) p = "/tmp/";
417
418 appdata->image_path =
419 g_strdup_printf("%s%s%s", p,
420 (p[strlen(p)-1]!='/')?"/":"",
421 DEFAULT_IMAGE_PATH_HOME);
422 printf("using alt path %s\n", appdata->image_path);
423 }
424 }
425
426 } else {
427 /* some versions old versions messed up the path */
428 if(appdata->image_path[strlen(appdata->image_path)-1] != '/') {
429 printf("adjusting image path\n");
430 appdata->image_path = realloc(appdata->image_path,
431 strlen(appdata->image_path)+2);
432 strcat(appdata->image_path, "/");
433 }
434 }
435
436 if(!appdata->mmpoi_path) {
437 char *p = getenv("HOME");
438 if(p) {
439 /* build mmpoi path in home directory */
440 appdata->mmpoi_path =
441 malloc(strlen(p)+strlen(DEFAULT_MMPOI_PATH)+2);
442 strcpy(appdata->mmpoi_path, p);
443 if(appdata->mmpoi_path[strlen(appdata->mmpoi_path)-1] != '/')
444 strcat(appdata->mmpoi_path, "/");
445 strcat(appdata->mmpoi_path, DEFAULT_MMPOI_PATH);
446 } else
447 appdata->mmpoi_path = strdup(DEFAULT_MMPOI_PATH);
448 }
449
450 if(!appdata->fieldnotes_path) {
451 char *p = getenv("HOME");
452 if(p) {
453 /* build fieldnotes path in home directory */
454 appdata->fieldnotes_path =
455 malloc(strlen(p)+strlen(DEFAULT_FIELDNOTES_PATH)+2);
456 strcpy(appdata->fieldnotes_path, p);
457 if(appdata->fieldnotes_path[strlen(appdata->fieldnotes_path)-1] != '/')
458 strcat(appdata->fieldnotes_path, "/");
459 strcat(appdata->fieldnotes_path, DEFAULT_FIELDNOTES_PATH);
460 } else
461 appdata->fieldnotes_path = strdup(DEFAULT_FIELDNOTES_PATH);
462 }
463
464 if(!appdata->garmin_path) {
465 char *p = getenv("HOME");
466 if(p) {
467 /* build image path in home directory */
468 appdata->garmin_path =
469 malloc(strlen(p)+strlen(DEFAULT_GARMIN_PATH)+2);
470 strcpy(appdata->garmin_path, p);
471 if(appdata->garmin_path[strlen(appdata->garmin_path)-1] != '/')
472 strcat(appdata->garmin_path, "/");
473 strcat(appdata->garmin_path, DEFAULT_GARMIN_PATH);
474 } else
475 appdata->garmin_path = strdup(DEFAULT_GARMIN_PATH);
476 }
477
478 /* make sure image path actually exists */
479 checkdir(appdata->image_path);
480
481 if(!appdata->gpxlist_items)
482 appdata->gpxlist_items = GPXLIST_ITEM_DEFAULT;
483
484 if(!appdata->cachelist_items)
485 appdata->cachelist_items = CACHELIST_ITEM_DEFAULT;
486
487 /* if there are no entries in the main list, try to add the */
488 /* "welcome" one */
489 if(!appdata->gpx) {
490 char *name = g_strdup(ICONPATH "welcome.gpx");
491 dialog = gpx_busy_dialog_new(GTK_WIDGET(appdata->window));
492 printf("No GPX file loaded, trying to load demo\n");
493 appdata->gpx = gpx_parse(dialog, name, appdata->username);
494 gpx_busy_dialog_destroy(dialog);
495 g_free(name);
496 }
497 }
498