Contents of /trunk/src/settings.c

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Revision 14 - (show annotations)
Mon Dec 15 19:45:38 2008 UTC (15 years, 4 months ago) by harbaum
File MIME type: text/plain
File size: 6913 byte(s) 
WMS server selection redone, other small changes and bugfixes
1 /*
2 * Copyright (C) 2008 Till Harbaum <till@harbaum.org>.
3 *
4 * This file is part of OSM2Go.
5 *
6 * OSM2Go 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 * OSM2Go 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 OSM2Go. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "appdata.h"
21
22 #include <gconf/gconf.h>
23 #include <gconf/gconf-client.h>
24
25 enum {
26 STORE_STRING, STORE_FLOAT, STORE_INT, STORE_BOOL,
27 };
28
29 typedef struct {
30 char *key;
31 int type;
32 int offset;
33 } store_t;
34
35 #define OFFSET(a) offsetof(settings_t, a)
36
37 static store_t store[] = {
38 /* not user configurable */
39 { "base_path", STORE_STRING, OFFSET(base_path) },
40
41 /* from project.c */
42 { "project", STORE_STRING, OFFSET(project) },
43
44 /* from osm_api.c */
45 { "server", STORE_STRING, OFFSET(server) },
46 { "username", STORE_STRING, OFFSET(username) },
47 { "password", STORE_STRING, OFFSET(password) },
48
49 /* wms servers aren't yet saved as a major rewrite is required before */
50
51 /* style */
52 { "style", STORE_STRING, OFFSET(style) },
53
54 /* map */
55 { "no_icons", STORE_BOOL, OFFSET(no_icons) },
56
57 { NULL, -1, -1 }
58 };
59
60 settings_t *settings_load(void) {
61 settings_t *settings = g_new0(settings_t,1);
62
63 /* ------ set useful defaults ------- */
64
65 #ifdef USE_HILDON
66 char *p;
67 settings->base_path = strdup(BASE_DIR);
68 #else
69 char *p = getenv("HOME");
70 g_assert(p);
71
72 /* build image path in home directory */
73 settings->base_path =
74 malloc(strlen(p)+strlen(BASE_DIR)+2);
75 strcpy(settings->base_path, p);
76 if(settings->base_path[strlen(settings->base_path)-1] != '/')
77 strcat(settings->base_path, "/");
78 strcat(settings->base_path, BASE_DIR);
79 #endif
80
81 /* ------------- setup download defaults -------------------- */
82 settings->server = strdup("http://api.openstreetmap.org/api/0.5");
83 if((p = getenv("OSM_USER")))
84 settings->username = g_strdup(p);
85 else
86 settings->username = g_strdup(_("<your osm username>"));
87
88 if((p = getenv("OSM_PASS")))
89 settings->password = g_strdup(p);
90 else
91 settings->password = strdup("<password>");
92
93 settings->style = g_strdup(DEFAULT_STYLE);
94
95 /* ------ overwrite with settings from gconf if present ------- */
96
97 GConfClient *client = gconf_client_get_default();
98 if(client) {
99 /* restore everything listed in the store table */
100 store_t *st = store;
101 while(st->key) {
102 void **ptr = ((void*)settings) + st->offset;
103 char *key = g_strdup_printf("/apps/" PACKAGE "/%s", st->key);
104
105 /* check if key is present */
106 GConfValue *value = gconf_client_get(client, key, NULL);
107 if(value) {
108 gconf_value_free(value);
109
110 switch(st->type) {
111 case STORE_STRING: {
112 char **str = (char**)ptr;
113 if(*str) g_free(*str);
114 *str = gconf_client_get_string(client, key, NULL);
115 } break;
116
117 case STORE_BOOL:
118 *((int*)ptr) = gconf_client_get_bool(client, key, NULL);
119 break;
120
121 case STORE_INT:
122 *((int*)ptr) = gconf_client_get_int(client, key, NULL);
123 break;
124
125 case STORE_FLOAT:
126 *((float*)ptr) = gconf_client_get_float(client, key, NULL);
127 break;
128
129 default:
130 printf("Unsupported type %d\n", st->type);
131 break;
132 }
133 }
134
135 g_free(key);
136 st++;
137 }
138 }
139
140 /* restore wms server list */
141 char *key = g_strdup_printf("/apps/" PACKAGE "/wms/count");
142 GConfValue *value = gconf_client_get(client, key, NULL);
143 if(value) {
144 gconf_value_free(value);
145
146 int i, count = gconf_client_get_int(client, key, NULL);
147 g_free(key);
148
149 wms_server_t **cur = &settings->wms_server;
150 for(i=0;i<count;i++) {
151 key = g_strdup_printf("/apps/" PACKAGE "/wms/name%d", i);
152 char *name = gconf_client_get_string(client, key, NULL);
153 g_free(key);
154 key = g_strdup_printf("/apps/" PACKAGE "/wms/server%d", i);
155 char *server = gconf_client_get_string(client, key, NULL);
156 g_free(key);
157 key = g_strdup_printf("/apps/" PACKAGE "/wms/path%d", i);
158 char *path = gconf_client_get_string(client, key, NULL);
159 g_free(key);
160
161 /* apply valid entry to list */
162 if(name && server && path) {
163 *cur = g_new0(wms_server_t, 1);
164 (*cur)->name = name;
165 (*cur)->server = server;
166 (*cur)->path = path;
167 cur = &(*cur)->next;
168 } else {
169 if(name) g_free(name);
170 if(server) g_free(server);
171 if(path) g_free(path);
172 }
173 }
174 } else {
175 g_free(key);
176
177 /* add default server(s) */
178 printf("No WMS servers configured, adding default\n");
179 settings->wms_server = wms_server_get_default();
180 }
181
182 return settings;
183 }
184
185 void settings_save(settings_t *settings) {
186
187 GConfClient *client = gconf_client_get_default();
188 if(!client) return;
189
190 /* store everything listed in the store table */
191 store_t *st = store;
192 while(st->key) {
193 void **ptr = ((void*)settings) + st->offset;
194 char *key = g_strdup_printf("/apps/" PACKAGE "/%s", st->key);
195
196 switch(st->type) {
197 case STORE_STRING:
198 if((char*)(*ptr)) {
199 gconf_client_set_string(client, key, (char*)(*ptr), NULL);
200 }
201 break;
202
203 case STORE_BOOL:
204 gconf_client_set_bool(client, key, *((int*)ptr), NULL);
205 break;
206
207 case STORE_INT:
208 gconf_client_set_int(client, key, *((int*)ptr), NULL);
209 break;
210
211 case STORE_FLOAT:
212 gconf_client_set_float(client, key, *((float*)ptr), NULL);
213 break;
214
215 default:
216 printf("Unsupported type %d\n", st->type);
217 break;
218 }
219
220 g_free(key);
221 st++;
222 }
223
224 /* store list of wms servers */
225 wms_server_t *cur = settings->wms_server;
226 int count = 0;
227 while(cur) {
228 char *key = g_strdup_printf("/apps/" PACKAGE "/wms/name%d", count);
229 gconf_client_set_string(client, key, cur->name, NULL);
230 g_free(key);
231 key = g_strdup_printf("/apps/" PACKAGE "/wms/server%d", count);
232 gconf_client_set_string(client, key, cur->server, NULL);
233 g_free(key);
234 key = g_strdup_printf("/apps/" PACKAGE "/wms/path%d", count);
235 gconf_client_set_string(client, key, cur->path, NULL);
236 g_free(key);
237
238 count++;
239 cur = cur->next;
240 }
241
242 char *key = g_strdup_printf("/apps/" PACKAGE "/wms/count");
243 gconf_client_set_int(client, key, count, NULL);
244 g_free(key);
245 }
246
247 void settings_free(settings_t *settings) {
248 store_t *st = store;
249
250 wms_servers_free(settings->wms_server);
251
252 while(st->key) {
253 void **ptr = ((void*)settings) + st->offset;
254
255 if(st->type == STORE_STRING)
256 if((char*)(*ptr))
257 g_free((char*)(*ptr));
258
259 st++;
260 }
261
262 g_free(settings);
263 }