Contents of /trunk/src/settings.c

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Revision 14 - (hide annotations)
Mon Dec 15 19:45:38 2008 UTC (15 years, 6 months ago) by harbaum
File MIME type: text/plain
File size: 6913 byte(s) 
WMS server selection redone, other small changes and bugfixes
1 harbaum 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 harbaum 14 /* map */
55     { "no_icons", STORE_BOOL, OFFSET(no_icons) },
56    
57 harbaum 1 { 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 harbaum 14 /* 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 harbaum 1 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 harbaum 14
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 harbaum 1 }
246    
247     void settings_free(settings_t *settings) {
248     store_t *st = store;
249    
250 harbaum 14 wms_servers_free(settings->wms_server);
251    
252 harbaum 1 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     }