Contents of /trunk/src/gconf.c

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Revision 34 - (show annotations)
Wed Jul 29 19:24:15 2009 UTC (14 years, 9 months ago) by harbaum
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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 { "manual_goto_lat", STORE_FLOAT, OFFSET(manual_goto.lat) },
71 { "manual_goto_lon", STORE_FLOAT, OFFSET(manual_goto.lon) },
72 { "gps_lat", STORE_FLOAT, OFFSET(gps.lat) },
73 { "gps_lon", STORE_FLOAT, OFFSET(gps.lon) },
74 { "search_in", STORE_INT, OFFSET(search) },
75 { "search_days", STORE_INT, OFFSET(search_days) },
76 { "search_str", STORE_STRING, OFFSET(search_str) },
77 { "gpxlist_items", STORE_INT, OFFSET(gpxlist_items) },
78 { "cachelist_items", STORE_INT, OFFSET(cachelist_items) },
79 { "compass_damping", STORE_INT, OFFSET(compass_damping) },
80 { "cachelist_hide_found", STORE_BOOL, OFFSET(cachelist_hide_found) },
81 #ifdef USE_MAEMO
82 { "mmpoi_dontlaunch", STORE_BOOL, OFFSET(mmpoi_dontlaunch) },
83 { "cachelist_dss", STORE_BOOL, OFFSET(cachelist_disable_screensaver) },
84 { "goto_dss", STORE_BOOL, OFFSET(goto_disable_screensaver) },
85 { "cachelist_update", STORE_BOOL, OFFSET(cachelist_update) },
86 #endif
87
88 { NULL, -1, -1 }
89 };
90
91 static char *get_basename(char *name) {
92 char *p = strrchr(name, '/');
93 if(!p) p = name;
94 else p = p+1;
95
96 g_assert(*p);
97
98 /* escape all non alnum characters */
99 p = g_strdup(p);
100 int i;
101 for(i=0;i<strlen(p);i++)
102 if(!isalnum(p[i]))
103 p[i] = '_';
104
105 return p;
106 }
107
108 void gconf_remove_closed_name(appdata_t *appdata, char *filename) {
109 char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename));
110 gconf_client_unset(appdata->gconf_client, key, NULL);
111 g_free(key);
112 }
113
114 void gconf_save_closed_name(appdata_t *appdata, char *filename, char *name) {
115 char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename));
116 gconf_client_set_string(appdata->gconf_client, key, name, NULL);
117 g_free(key);
118 }
119
120 char *gconf_restore_closed_name(appdata_t *appdata, char *filename) {
121 char *key = g_strdup_printf(GCONF_KEY_CLOSED, get_basename(filename));
122 char *ret = gconf_client_get_string(appdata->gconf_client, key, NULL);
123 g_free(key);
124 return ret;
125 }
126
127 void gconf_save_state(appdata_t *appdata) {
128 int entries = 0;
129
130 gpx_t *gpx = appdata->gpx;
131 while(gpx) {
132 char str[128];
133 snprintf(str, sizeof(str), GCONF_KEY_GPX, entries++);
134 gconf_client_set_string(appdata->gconf_client, str, gpx->filename, NULL);
135 gpx = gpx->next;
136 }
137
138 gconf_client_set_int(appdata->gconf_client, GCONF_KEY_CNT, entries, NULL);
139
140 /* -------------- save locations (excl. home location) --------------- */
141 entries = 0;
142 location_t *loc = appdata->location;
143 while(loc) {
144 char str[128];
145 snprintf(str, sizeof(str), GCONF_KEY_LOC_NAME, entries);
146 gconf_client_set_string(appdata->gconf_client, str, loc->name, NULL);
147 snprintf(str, sizeof(str), GCONF_KEY_LOC_LAT, entries);
148 gconf_client_set_float(appdata->gconf_client, str, loc->pos.lat, NULL);
149 snprintf(str, sizeof(str), GCONF_KEY_LOC_LON, entries);
150 gconf_client_set_float(appdata->gconf_client, str, loc->pos.lon, NULL);
151 entries++;
152 loc = loc->next;
153 }
154
155 gconf_client_set_int(appdata->gconf_client, GCONF_KEY_LOC_CNT, entries, NULL);
156
157 /* store everything listed in the store table */
158 store_t *st = store;
159 while(st->key) {
160 void **ptr = ((void*)appdata) + st->offset;
161 char *key = g_strdup_printf(GCONF_PATH "%s", st->key);
162
163 switch(st->type) {
164 case STORE_STRING:
165 if((char*)(*ptr)) {
166 gconf_client_set_string(appdata->gconf_client, key, (char*)(*ptr), NULL);
167 }
168 break;
169
170 case STORE_BOOL:
171 gconf_client_set_bool(appdata->gconf_client, key, *((int*)ptr), NULL);
172 break;
173
174 case STORE_INT:
175 gconf_client_set_int(appdata->gconf_client, key, *((int*)ptr), NULL);
176 break;
177
178 case STORE_FLOAT:
179 if(!isnan(*((float*)ptr)))
180 gconf_client_set_float(appdata->gconf_client, key, *((float*)ptr), NULL);
181 break;
182
183 default:
184 printf("Unsupported type %d\n", st->type);
185 break;
186 }
187
188 g_free(key);
189 st++;
190 }
191 }
192
193 void gconf_load_state(appdata_t *appdata) {
194 gpx_t **gpx = &appdata->gpx;
195
196 while(*gpx) gpx = &((*gpx)->next);
197
198 gpx_dialog_t *dialog = NULL;
199
200 /* default positions are invalid */
201 appdata->home.lat = appdata->home.lon = NAN;
202 appdata->manual_goto.lat = appdata->manual_goto.lon = NAN;
203 appdata->gps.lat = appdata->gps.lon = NAN;
204
205 int i, entries = gconf_client_get_int(appdata->gconf_client,
206 GCONF_KEY_CNT, NULL);
207
208 if(entries)
209 dialog = gpx_busy_dialog_new(GTK_WIDGET(appdata->window));
210
211 for(i=0;i<entries;i++) {
212 char str[128];
213 snprintf(str, sizeof(str), GCONF_KEY_GPX, i);
214 char *fname = gconf_client_get_string(appdata->gconf_client, str, NULL);
215
216 if(fname) {
217 /* check if there's a valid name stored for this file. */
218 /* if yes it's a "closed" file */
219 char *name = gconf_restore_closed_name(appdata, fname);
220 if(name) {
221 *gpx = g_new0(gpx_t, 1);
222 (*gpx)->filename = fname;
223 (*gpx)->name = g_strdup(name);
224 (*gpx)->closed = TRUE;
225 } else {
226 if(g_file_test(fname, G_FILE_TEST_IS_DIR))
227 *gpx = gpx_parse_dir(dialog, fname);
228 else
229 *gpx = gpx_parse(dialog, fname);
230
231 free(fname);
232 }
233 }
234
235 /* use next gpx entry of this was loaded successfully */
236 if(*gpx)
237 gpx = &((*gpx)->next);
238 }
239
240 gpx_busy_dialog_destroy(dialog);
241
242 /* ------------- load locations --------------------- */
243 entries = gconf_client_get_int(appdata->gconf_client,
244 GCONF_KEY_LOC_CNT, NULL);
245
246 location_t **loc = &appdata->location;
247 for(i=0;i<entries;i++) {
248 *loc = g_new0(location_t, 1);
249 if(*loc) {
250 char str[128];
251 snprintf(str, sizeof(str), GCONF_KEY_LOC_NAME, i);
252 (*loc)->name = gconf_client_get_string(appdata->gconf_client, str, NULL);
253 snprintf(str, sizeof(str), GCONF_KEY_LOC_LAT, i);
254 (*loc)->pos.lat = gconf_client_get_float(appdata->gconf_client, str, NULL);
255 snprintf(str, sizeof(str), GCONF_KEY_LOC_LON, i);
256 (*loc)->pos.lon = gconf_client_get_float(appdata->gconf_client, str, NULL);
257
258 loc = &((*loc)->next);
259 }
260 }
261
262 /* restore everything listed in the store table */
263 store_t *st = store;
264 while(st->key) {
265 void **ptr = ((void*)appdata) + st->offset;
266 char *key = g_strdup_printf(GCONF_PATH "%s", st->key);
267
268 /* check if key is present */
269 GConfValue *value = gconf_client_get(appdata->gconf_client, key, NULL);
270 if(value) {
271 gconf_value_free(value);
272
273 switch(st->type) {
274 case STORE_STRING: {
275 char **str = (char**)ptr;
276 *str = gconf_client_get_string(appdata->gconf_client, key, NULL);
277 } break;
278
279 case STORE_BOOL:
280 *((int*)ptr) = gconf_client_get_bool(appdata->gconf_client, key, NULL);
281 break;
282
283 case STORE_INT:
284 *((int*)ptr) = gconf_client_get_int(appdata->gconf_client, key, NULL);
285 break;
286
287 case STORE_FLOAT:
288 *((float*)ptr) = gconf_client_get_float(appdata->gconf_client, key, NULL);
289 break;
290
291 default:
292 printf("Unsupported type %d\n", st->type);
293 break;
294 }
295 }
296 g_free(key);
297 st++;
298 }
299
300 /* ----- set all kinds of defaults ------- */
301
302 if(!appdata->compass_damping) appdata->compass_damping = 1;
303
304 if(!appdata->mmpoi_radius)
305 appdata->mmpoi_radius = 100.0; // 100 km
306
307 if(!appdata->search)
308 appdata->search = SEARCH_NAME | SEARCH_ID;
309
310 if(!appdata->image_path) {
311
312 /* use gps by default */
313 appdata->use_gps = TRUE;
314
315 #ifndef USE_MAEMO
316 char *p = getenv("HOME");
317 if(p) {
318 /* build image path in home directory */
319 appdata->image_path =
320 malloc(strlen(p)+strlen(DEFAULT_IMAGE_PATH_HOME)+2);
321 strcpy(appdata->image_path, p);
322 if(appdata->image_path[strlen(appdata->image_path)-1] != '/')
323 strcat(appdata->image_path, "/");
324 strcat(appdata->image_path, DEFAULT_IMAGE_PATH_HOME);
325 } else
326 #endif
327 appdata->image_path = strdup(DEFAULT_IMAGE_PATH);
328
329 } else {
330 /* some versions old versions messed up the path */
331 if(appdata->image_path[strlen(appdata->image_path)-1] != '/') {
332 printf("adjusting image path\n");
333 appdata->image_path = realloc(appdata->image_path,
334 strlen(appdata->image_path)+2);
335 strcat(appdata->image_path, "/");
336 }
337 }
338
339 if(!appdata->mmpoi_path) {
340 char *p = getenv("HOME");
341 if(p) {
342 /* build mmpoi path in home directory */
343 appdata->mmpoi_path =
344 malloc(strlen(p)+strlen(DEFAULT_MMPOI_PATH)+2);
345 strcpy(appdata->mmpoi_path, p);
346 if(appdata->mmpoi_path[strlen(appdata->mmpoi_path)-1] != '/')
347 strcat(appdata->mmpoi_path, "/");
348 strcat(appdata->mmpoi_path, DEFAULT_MMPOI_PATH);
349 } else
350 appdata->mmpoi_path = strdup(DEFAULT_MMPOI_PATH);
351 }
352
353 if(!appdata->fieldnotes_path) {
354 char *p = getenv("HOME");
355 if(p) {
356 /* build fieldnotes path in home directory */
357 appdata->fieldnotes_path =
358 malloc(strlen(p)+strlen(DEFAULT_FIELDNOTES_PATH)+2);
359 strcpy(appdata->fieldnotes_path, p);
360 if(appdata->fieldnotes_path[strlen(appdata->fieldnotes_path)-1] != '/')
361 strcat(appdata->fieldnotes_path, "/");
362 strcat(appdata->fieldnotes_path, DEFAULT_FIELDNOTES_PATH);
363 } else
364 appdata->fieldnotes_path = strdup(DEFAULT_FIELDNOTES_PATH);
365 }
366
367 if(!appdata->garmin_path) {
368 char *p = getenv("HOME");
369 if(p) {
370 /* build image path in home directory */
371 appdata->garmin_path =
372 malloc(strlen(p)+strlen(DEFAULT_GARMIN_PATH)+2);
373 strcpy(appdata->garmin_path, p);
374 if(appdata->garmin_path[strlen(appdata->garmin_path)-1] != '/')
375 strcat(appdata->garmin_path, "/");
376 strcat(appdata->garmin_path, DEFAULT_GARMIN_PATH);
377 } else
378 appdata->garmin_path = strdup(DEFAULT_GARMIN_PATH);
379 }
380
381 /* make sure image path actually exists */
382 checkdir(appdata->image_path);
383
384 if(!appdata->gpxlist_items)
385 appdata->gpxlist_items = GPXLIST_ITEM_DEFAULT;
386
387 if(!appdata->cachelist_items)
388 appdata->cachelist_items = CACHELIST_ITEM_DEFAULT;
389
390 /* if there are no entries in the main list, try to add the */
391 /* "welcome" one */
392 if(!appdata->gpx) {
393 char *name = g_strdup(ICONPATH "welcome.gpx");
394 dialog = gpx_busy_dialog_new(GTK_WIDGET(appdata->window));
395 printf("No GPX file loaded, trying to load demo\n");
396 appdata->gpx = gpx_parse(dialog, name);
397 gpx_busy_dialog_destroy(dialog);
398 g_free(name);
399 }
400 }
401