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Commit | Line | Data |
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50a14534 EB |
1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
5 | * | |
6 | * This program 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 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program 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 this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
eb93fa95 GB |
22 | #ifdef HAVE_CONFIG_H |
23 | #include "config.h" | |
24 | #endif | |
50a14534 EB |
25 | #include "viking.h" |
26 | ||
bf35388d | 27 | #include "gpx.h" |
ba9d0a00 | 28 | #include "babel.h" |
bf35388d | 29 | |
50a14534 EB |
30 | #include <string.h> |
31 | #include <stdlib.h> | |
8c060406 | 32 | #include <stdio.h> |
45acf79e MA |
33 | #ifdef HAVE_UNISTD_H |
34 | #include <unistd.h> | |
35 | #endif | |
d5728c65 GB |
36 | #include <glib.h> |
37 | #include <glib/gstdio.h> | |
fd98b156 | 38 | #include <glib/gi18n.h> |
50a14534 | 39 | |
cf38e8c7 EB |
40 | /* Relax some dependencies */ |
41 | #if ! GLIB_CHECK_VERSION(2,12,0) | |
42 | static gboolean return_true (gpointer a, gpointer b, gpointer c) { return TRUE; } | |
43 | static g_hash_table_remove_all (GHashTable *ght) { g_hash_table_foreach_remove ( ght, (GHRFunc) return_true, FALSE ); } | |
44 | #endif | |
45 | ||
50a14534 EB |
46 | #define TEST_BOOLEAN(str) (! ((str)[0] == '\0' || (str)[0] == '0' || (str)[0] == 'n' || (str)[0] == 'N' || (str)[0] == 'f' || (str)[0] == 'F') ) |
47 | #define VIK_MAGIC "#VIK" | |
bf35388d | 48 | #define GPX_MAGIC "<?xm" |
50a14534 EB |
49 | #define VIK_MAGIC_LEN 4 |
50 | ||
51 | #ifdef WINDOWS | |
52 | #define FILE_SEP '\\' | |
53 | #else | |
54 | #define FILE_SEP '/' | |
55 | #endif | |
56 | ||
57 | typedef struct _Stack Stack; | |
58 | ||
59 | struct _Stack { | |
60 | Stack *under; | |
61 | gpointer *data; | |
62 | }; | |
63 | ||
64 | static void pop(Stack **stack) { | |
65 | Stack *tmp = (*stack)->under; | |
66 | g_free ( *stack ); | |
67 | *stack = tmp; | |
68 | } | |
69 | ||
70 | static void push(Stack **stack) | |
71 | { | |
72 | Stack *tmp = g_malloc ( sizeof ( Stack ) ); | |
73 | tmp->under = *stack; | |
74 | *stack = tmp; | |
75 | } | |
76 | ||
bf35388d | 77 | static gboolean check_magic ( FILE *f, const gchar *magic_number ) |
50a14534 EB |
78 | { |
79 | gchar magic[VIK_MAGIC_LEN]; | |
80 | gboolean rv = FALSE; | |
81 | gint8 i; | |
82 | if ( fread(magic, 1, sizeof(magic), f) == sizeof(magic) && | |
bf35388d | 83 | strncmp(magic, magic_number, sizeof(magic)) == 0 ) |
50a14534 EB |
84 | rv = TRUE; |
85 | for ( i = sizeof(magic)-1; i >= 0; i-- ) /* the ol' pushback */ | |
86 | ungetc(magic[i],f); | |
87 | return rv; | |
88 | } | |
89 | ||
90 | ||
91 | static gboolean str_starts_with ( const gchar *haystack, const gchar *needle, guint16 len_needle, gboolean must_be_longer ) | |
92 | { | |
93 | if ( strlen(haystack) > len_needle - (!must_be_longer) && strncasecmp ( haystack, needle, len_needle ) == 0 ) | |
94 | return TRUE; | |
95 | return FALSE; | |
96 | } | |
97 | ||
98 | static guint16 layer_type_from_string ( const gchar *str ) | |
99 | { | |
100 | guint8 i; | |
101 | for ( i = 0; i < VIK_LAYER_NUM_TYPES; i++ ) | |
102 | if ( strcasecmp ( str, vik_layer_get_interface(i)->name ) == 0 ) | |
103 | return i; | |
104 | return -1; | |
105 | } | |
106 | ||
17a1f8f9 | 107 | void file_write_layer_param ( FILE *f, const gchar *name, guint8 type, VikLayerParamData data ) { |
ad0a8c2d EB |
108 | /* string lists are handled differently. We get a GList (that shouldn't |
109 | * be freed) back for get_param and if it is null we shouldn't write | |
110 | * anything at all (otherwise we'd read in a list with an empty string, | |
17a1f8f9 | 111 | * not an empty string list. |
ad0a8c2d | 112 | */ |
17a1f8f9 | 113 | if ( type == VIK_LAYER_PARAM_STRING_LIST ) { |
ad0a8c2d EB |
114 | if ( data.sl ) { |
115 | GList *iter = (GList *)data.sl; | |
116 | while ( iter ) { | |
17a1f8f9 | 117 | fprintf ( f, "%s=", name ); |
ad0a8c2d EB |
118 | fprintf ( f, "%s\n", (gchar *)(iter->data) ); |
119 | iter = iter->next; | |
120 | } | |
121 | } | |
122 | } else { | |
17a1f8f9 EB |
123 | fprintf ( f, "%s=", name ); |
124 | switch ( type ) | |
ad0a8c2d EB |
125 | { |
126 | case VIK_LAYER_PARAM_DOUBLE: { | |
127 | // char buf[15]; /* locale independent */ | |
128 | // fprintf ( f, "%s\n", (char *) g_dtostr (data.d, buf, sizeof (buf)) ); break; | |
129 | fprintf ( f, "%f\n", data.d ); | |
130 | break; | |
131 | } | |
132 | case VIK_LAYER_PARAM_UINT: fprintf ( f, "%d\n", data.u ); break; | |
133 | case VIK_LAYER_PARAM_INT: fprintf ( f, "%d\n", data.i ); break; | |
134 | case VIK_LAYER_PARAM_BOOLEAN: fprintf ( f, "%c\n", data.b ? 't' : 'f' ); break; | |
135 | case VIK_LAYER_PARAM_STRING: fprintf ( f, "%s\n", data.s ); break; | |
136 | case VIK_LAYER_PARAM_COLOR: fprintf ( f, "#%.2x%.2x%.2x\n", (int)(data.c.red/256),(int)(data.c.green/256),(int)(data.c.blue/256)); break; | |
137 | } | |
50a14534 | 138 | } |
17a1f8f9 EB |
139 | } |
140 | ||
141 | static void write_layer_params_and_data ( VikLayer *l, FILE *f ) | |
142 | { | |
143 | VikLayerParam *params = vik_layer_get_interface(l->type)->params; | |
144 | VikLayerFuncGetParam get_param = vik_layer_get_interface(l->type)->get_param; | |
145 | ||
146 | fprintf ( f, "name=%s\n", l->name ? l->name : "" ); | |
147 | if ( !l->visible ) | |
148 | fprintf ( f, "visible=f\n" ); | |
149 | ||
150 | if ( params && get_param ) | |
151 | { | |
152 | VikLayerParamData data; | |
153 | guint16 i, params_count = vik_layer_get_interface(l->type)->params_count; | |
154 | for ( i = 0; i < params_count; i++ ) | |
155 | { | |
158b3642 | 156 | data = get_param(l, i, TRUE); |
17a1f8f9 | 157 | file_write_layer_param(f, params[i].name, params[i].type, data); |
50a14534 EB |
158 | } |
159 | } | |
160 | if ( vik_layer_get_interface(l->type)->write_file_data ) | |
161 | { | |
162 | fprintf ( f, "\n\n~LayerData\n" ); | |
163 | vik_layer_get_interface(l->type)->write_file_data ( l, f ); | |
164 | fprintf ( f, "~EndLayerData\n" ); | |
165 | } | |
166 | /* foreach param: | |
167 | write param, and get_value, etc. | |
168 | then run layer data, and that's it. | |
169 | */ | |
170 | } | |
171 | ||
172 | static void file_write ( VikAggregateLayer *top, FILE *f, gpointer vp ) | |
173 | { | |
174 | Stack *stack = NULL; | |
175 | VikLayer *current_layer; | |
176 | struct LatLon ll; | |
c5f9245d | 177 | VikViewportDrawMode mode; |
50a14534 EB |
178 | gchar *modestring; |
179 | ||
180 | push(&stack); | |
181 | stack->data = (gpointer) vik_aggregate_layer_get_children(VIK_AGGREGATE_LAYER(top)); | |
182 | stack->under = NULL; | |
183 | ||
184 | /* crazhy CRAZHY */ | |
185 | vik_coord_to_latlon ( vik_viewport_get_center ( VIK_VIEWPORT(vp) ), &ll ); | |
186 | ||
c5f9245d GB |
187 | mode = vik_viewport_get_drawmode ( VIK_VIEWPORT(vp) ); |
188 | switch ( mode ) { | |
50a14534 EB |
189 | case VIK_VIEWPORT_DRAWMODE_UTM: modestring = "utm"; break; |
190 | case VIK_VIEWPORT_DRAWMODE_EXPEDIA: modestring = "expedia"; break; | |
c5f9245d | 191 | case VIK_VIEWPORT_DRAWMODE_MERCATOR: modestring = "mercator"; break; |
d587678a | 192 | case VIK_VIEWPORT_DRAWMODE_LATLON: modestring = "latlon"; break; |
c5f9245d GB |
193 | default: |
194 | g_critical("Houston, we've had a problem. mode=%d", mode); | |
50a14534 EB |
195 | } |
196 | ||
480fb7e1 | 197 | fprintf ( f, "#VIKING GPS Data file " VIKING_URL "\n\nxmpp=%f\nympp=%f\nlat=%f\nlon=%f\nmode=%s\ncolor=%s\nhighlightcolor=%s\ndrawscale=%s\ndrawcentermark=%s\ndrawhighlight=%s\n", |
50a14534 | 198 | vik_viewport_get_xmpp ( VIK_VIEWPORT(vp) ), vik_viewport_get_ympp ( VIK_VIEWPORT(vp) ), ll.lat, ll.lon, |
35c7c0ba | 199 | modestring, vik_viewport_get_background_color(VIK_VIEWPORT(vp)), |
480fb7e1 | 200 | vik_viewport_get_highlight_color(VIK_VIEWPORT(vp)), |
c933487f | 201 | vik_viewport_get_draw_scale(VIK_VIEWPORT(vp)) ? "t" : "f", |
2afcef36 RN |
202 | vik_viewport_get_draw_centermark(VIK_VIEWPORT(vp)) ? "t" : "f", |
203 | vik_viewport_get_draw_highlight(VIK_VIEWPORT(vp)) ? "t" : "f" ); | |
50a14534 EB |
204 | |
205 | if ( ! VIK_LAYER(top)->visible ) | |
206 | fprintf ( f, "visible=f\n" ); | |
207 | ||
208 | while (stack && stack->data) | |
209 | { | |
210 | current_layer = VIK_LAYER(((GList *)stack->data)->data); | |
211 | fprintf ( f, "\n~Layer %s\n", vik_layer_get_interface(current_layer->type)->name ); | |
212 | write_layer_params_and_data ( current_layer, f ); | |
213 | if ( current_layer->type == VIK_LAYER_AGGREGATE && !vik_aggregate_layer_is_empty(VIK_AGGREGATE_LAYER(current_layer)) ) | |
214 | { | |
215 | push(&stack); | |
216 | stack->data = (gpointer) vik_aggregate_layer_get_children(VIK_AGGREGATE_LAYER(current_layer)); | |
217 | } | |
f253a6a6 | 218 | else if ( current_layer->type == VIK_LAYER_GPS && !vik_gps_layer_is_empty(VIK_GPS_LAYER(current_layer)) ) |
7886de28 QT |
219 | { |
220 | push(&stack); | |
221 | stack->data = (gpointer) vik_gps_layer_get_children(VIK_GPS_LAYER(current_layer)); | |
222 | } | |
50a14534 EB |
223 | else |
224 | { | |
225 | stack->data = (gpointer) ((GList *)stack->data)->next; | |
226 | fprintf ( f, "~EndLayer\n\n" ); | |
227 | while ( stack && (!stack->data) ) | |
228 | { | |
229 | pop(&stack); | |
230 | if ( stack ) | |
231 | { | |
232 | stack->data = (gpointer) ((GList *)stack->data)->next; | |
233 | fprintf ( f, "~EndLayer\n\n" ); | |
234 | } | |
235 | } | |
236 | } | |
237 | } | |
238 | /* | |
239 | get vikaggregatelayer's children (?) | |
240 | foreach write ALL params, | |
241 | then layer data (IF function exists) | |
242 | then endlayer | |
243 | ||
244 | impl: | |
245 | stack of layers (LIST) we are working on | |
246 | when layer->next == NULL ... | |
247 | we move on. | |
248 | */ | |
249 | } | |
250 | ||
ad0a8c2d EB |
251 | static void string_list_delete ( gpointer key, gpointer l, gpointer user_data ) |
252 | { | |
28c82d8b EB |
253 | /* 20071021 bugfix */ |
254 | GList *iter = (GList *) l; | |
ad0a8c2d EB |
255 | while ( iter ) { |
256 | g_free ( iter->data ); | |
257 | iter = iter->next; | |
258 | } | |
28c82d8b | 259 | g_list_free ( (GList *) l ); |
ad0a8c2d EB |
260 | } |
261 | ||
262 | static void string_list_set_param (gint i, GList *list, gpointer *layer_and_vp) | |
263 | { | |
264 | VikLayerParamData x; | |
265 | x.sl = list; | |
158b3642 | 266 | vik_layer_set_param ( VIK_LAYER(layer_and_vp[0]), i, x, layer_and_vp[1], TRUE ); |
ad0a8c2d EB |
267 | } |
268 | ||
94933cb8 | 269 | static void file_read ( VikAggregateLayer *top, FILE *f, VikViewport *vp ) |
50a14534 EB |
270 | { |
271 | Stack *stack; | |
272 | struct LatLon ll = { 0.0, 0.0 }; | |
273 | gchar buffer[4096]; | |
274 | gchar *line; | |
275 | guint16 len; | |
276 | long line_num = 0; | |
277 | ||
37518034 QT |
278 | VikLayerParam *params = NULL; /* for current layer, so we don't have to keep on looking up interface */ |
279 | guint8 params_count = 0; | |
50a14534 | 280 | |
ad0a8c2d EB |
281 | GHashTable *string_lists = g_hash_table_new(g_direct_hash,g_direct_equal); |
282 | ||
50a14534 EB |
283 | push(&stack); |
284 | stack->under = NULL; | |
285 | stack->data = (gpointer) top; | |
286 | ||
287 | while ( fgets ( buffer, 4096, f ) ) | |
288 | { | |
289 | line_num++; | |
290 | ||
291 | line = buffer; | |
292 | while ( *line == ' ' || *line =='\t' ) | |
293 | line++; | |
294 | ||
295 | if ( line[0] == '#' ) | |
296 | continue; | |
297 | ||
298 | ||
299 | len = strlen(line); | |
300 | if ( len > 0 && line[len-1] == '\n' ) | |
301 | line[--len] = '\0'; | |
302 | if ( len > 0 && line[len-1] == '\r' ) | |
303 | line[--len] = '\0'; | |
304 | ||
305 | if ( len == 0 ) | |
306 | continue; | |
307 | ||
308 | ||
309 | if ( line[0] == '~' ) | |
310 | { | |
311 | line++; len--; | |
312 | if ( *line == '\0' ) | |
313 | continue; | |
314 | else if ( str_starts_with ( line, "Layer ", 6, TRUE ) ) | |
315 | { | |
f253a6a6 QT |
316 | int parent_type = VIK_LAYER(stack->data)->type; |
317 | if ( ( ! stack->data ) || ((parent_type != VIK_LAYER_AGGREGATE) && (parent_type != VIK_LAYER_GPS)) ) | |
50a14534 | 318 | { |
f253a6a6 | 319 | g_warning ( "Line %ld: Layer command inside non-Aggregate Layer (type %d)", line_num, parent_type ); |
50a14534 EB |
320 | push(&stack); /* inside INVALID layer */ |
321 | stack->data = NULL; | |
322 | continue; | |
323 | } | |
324 | else | |
325 | { | |
326 | gint16 type = layer_type_from_string ( line+6 ); | |
327 | push(&stack); | |
328 | if ( type == -1 ) | |
329 | { | |
4258f4e2 | 330 | g_warning ( "Line %ld: Unknown type %s", line_num, line+6 ); |
50a14534 EB |
331 | stack->data = NULL; |
332 | } | |
f253a6a6 QT |
333 | else if (parent_type == VIK_LAYER_GPS) |
334 | { | |
335 | stack->data = (gpointer) vik_gps_layer_get_a_child(VIK_GPS_LAYER(stack->under->data)); | |
336 | params = vik_layer_get_interface(type)->params; | |
337 | params_count = vik_layer_get_interface(type)->params_count; | |
338 | } | |
50a14534 EB |
339 | else |
340 | { | |
341 | stack->data = (gpointer) vik_layer_create ( type, vp, NULL, FALSE ); | |
342 | params = vik_layer_get_interface(type)->params; | |
343 | params_count = vik_layer_get_interface(type)->params_count; | |
344 | } | |
345 | } | |
346 | } | |
347 | else if ( str_starts_with ( line, "EndLayer", 8, FALSE ) ) | |
348 | { | |
349 | if ( stack->under == NULL ) | |
350 | g_warning ( "Line %ld: Mismatched ~EndLayer command", line_num ); | |
351 | else | |
352 | { | |
ad0a8c2d EB |
353 | /* add any string lists we've accumulated */ |
354 | gpointer layer_and_vp[2]; | |
355 | layer_and_vp[0] = stack->data; | |
356 | layer_and_vp[1] = vp; | |
357 | g_hash_table_foreach ( string_lists, (GHFunc) string_list_set_param, layer_and_vp ); | |
358 | g_hash_table_remove_all ( string_lists ); | |
359 | ||
50a14534 EB |
360 | if ( stack->data && stack->under->data ) |
361 | { | |
f253a6a6 QT |
362 | if (VIK_LAYER(stack->under->data)->type == VIK_LAYER_AGGREGATE) { |
363 | vik_aggregate_layer_add_layer ( VIK_AGGREGATE_LAYER(stack->under->data), VIK_LAYER(stack->data) ); | |
dcb51e52 | 364 | vik_layer_post_read ( VIK_LAYER(stack->data), vp, TRUE ); |
f253a6a6 QT |
365 | } |
366 | else if (VIK_LAYER(stack->under->data)->type == VIK_LAYER_GPS) { | |
367 | /* TODO: anything else needs to be done here ? */ | |
368 | } | |
369 | else | |
370 | g_warning ( "Line %ld: EndLayer command inside non-Aggregate Layer (type %d)", line_num, VIK_LAYER(stack->data)->type ); | |
50a14534 EB |
371 | } |
372 | pop(&stack); | |
373 | } | |
374 | } | |
375 | else if ( str_starts_with ( line, "LayerData", 9, FALSE ) ) | |
376 | { | |
377 | if ( stack->data && vik_layer_get_interface(VIK_LAYER(stack->data)->type)->read_file_data ) | |
378 | vik_layer_get_interface(VIK_LAYER(stack->data)->type)->read_file_data ( VIK_LAYER(stack->data), f ); | |
379 | /* must read until hits ~EndLayerData */ | |
380 | ||
381 | else | |
382 | { /* simply skip layer data over */ | |
383 | while ( fgets ( buffer, 4096, f ) ) | |
384 | { | |
385 | line_num++; | |
386 | ||
387 | line = buffer; | |
388 | ||
389 | len = strlen(line); | |
390 | if ( len > 0 && line[len-1] == '\n' ) | |
391 | line[--len] = '\0'; | |
392 | if ( len > 0 && line[len-1] == '\r' ) | |
393 | line[--len] = '\0'; | |
394 | if ( strcasecmp ( line, "~EndLayerData" ) == 0 ) | |
395 | break; | |
396 | } | |
397 | continue; | |
398 | } | |
399 | } | |
400 | else | |
401 | { | |
402 | g_warning ( "Line %ld: Unknown tilde command", line_num ); | |
403 | } | |
404 | } | |
405 | else | |
406 | { | |
407 | gint32 eq_pos = -1; | |
408 | guint16 i; | |
409 | if ( ! stack->data ) | |
410 | continue; | |
411 | ||
412 | for ( i = 0; i < len; i++ ) | |
413 | if ( line[i] == '=' ) | |
414 | eq_pos = i; | |
415 | ||
416 | if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "xmpp", eq_pos ) == 0) /* "hard coded" params: global & for all layer-types */ | |
417 | vik_viewport_set_xmpp ( VIK_VIEWPORT(vp), strtod ( line+5, NULL ) ); | |
418 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "ympp", eq_pos ) == 0) | |
419 | vik_viewport_set_ympp ( VIK_VIEWPORT(vp), strtod ( line+5, NULL ) ); | |
420 | else if ( stack->under == NULL && eq_pos == 3 && strncasecmp ( line, "lat", eq_pos ) == 0 ) | |
421 | ll.lat = strtod ( line+4, NULL ); | |
422 | else if ( stack->under == NULL && eq_pos == 3 && strncasecmp ( line, "lon", eq_pos ) == 0 ) | |
423 | ll.lon = strtod ( line+4, NULL ); | |
424 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "mode", eq_pos ) == 0 && strcasecmp ( line+5, "utm" ) == 0) | |
425 | vik_viewport_set_drawmode ( VIK_VIEWPORT(vp), VIK_VIEWPORT_DRAWMODE_UTM); | |
426 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "mode", eq_pos ) == 0 && strcasecmp ( line+5, "expedia" ) == 0) | |
427 | vik_viewport_set_drawmode ( VIK_VIEWPORT(vp), VIK_VIEWPORT_DRAWMODE_EXPEDIA ); | |
428 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "mode", eq_pos ) == 0 && strcasecmp ( line+5, "google" ) == 0) | |
fd98b156 GB |
429 | { |
430 | g_warning ( _("Draw mode '%s' no more supported"), "google" ); | |
431 | } | |
50a14534 | 432 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "mode", eq_pos ) == 0 && strcasecmp ( line+5, "kh" ) == 0) |
fd98b156 GB |
433 | { |
434 | g_warning ( _("Draw mode '%s' no more supported"), "kh" ); | |
435 | } | |
50a14534 EB |
436 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "mode", eq_pos ) == 0 && strcasecmp ( line+5, "mercator" ) == 0) |
437 | vik_viewport_set_drawmode ( VIK_VIEWPORT(vp), VIK_VIEWPORT_DRAWMODE_MERCATOR ); | |
d587678a GB |
438 | else if ( stack->under == NULL && eq_pos == 4 && strncasecmp ( line, "mode", eq_pos ) == 0 && strcasecmp ( line+5, "latlon" ) == 0) |
439 | vik_viewport_set_drawmode ( VIK_VIEWPORT(vp), VIK_VIEWPORT_DRAWMODE_LATLON ); | |
50a14534 EB |
440 | else if ( stack->under == NULL && eq_pos == 5 && strncasecmp ( line, "color", eq_pos ) == 0 ) |
441 | vik_viewport_set_background_color ( VIK_VIEWPORT(vp), line+6 ); | |
480fb7e1 RN |
442 | else if ( stack->under == NULL && eq_pos == 14 && strncasecmp ( line, "highlightcolor", eq_pos ) == 0 ) |
443 | vik_viewport_set_highlight_color ( VIK_VIEWPORT(vp), line+15 ); | |
35c7c0ba EB |
444 | else if ( stack->under == NULL && eq_pos == 9 && strncasecmp ( line, "drawscale", eq_pos ) == 0 ) |
445 | vik_viewport_set_draw_scale ( VIK_VIEWPORT(vp), TEST_BOOLEAN(line+10) ); | |
de66b263 | 446 | else if ( stack->under == NULL && eq_pos == 14 && strncasecmp ( line, "drawcentermark", eq_pos ) == 0 ) |
1657065a | 447 | vik_viewport_set_draw_centermark ( VIK_VIEWPORT(vp), TEST_BOOLEAN(line+15) ); |
2afcef36 RN |
448 | else if ( stack->under == NULL && eq_pos == 13 && strncasecmp ( line, "drawhighlight", eq_pos ) == 0 ) |
449 | vik_viewport_set_draw_highlight ( VIK_VIEWPORT(vp), TEST_BOOLEAN(line+14) ); | |
50a14534 EB |
450 | else if ( stack->under && eq_pos == 4 && strncasecmp ( line, "name", eq_pos ) == 0 ) |
451 | vik_layer_rename ( VIK_LAYER(stack->data), line+5 ); | |
452 | else if ( eq_pos == 7 && strncasecmp ( line, "visible", eq_pos ) == 0 ) | |
453 | VIK_LAYER(stack->data)->visible = TEST_BOOLEAN(line+8); | |
454 | else if ( eq_pos != -1 && stack->under ) | |
455 | { | |
456 | gboolean found_match = FALSE; | |
ad0a8c2d | 457 | |
50a14534 EB |
458 | /* go thru layer params. if len == eq_pos && starts_with jazz, set it. */ |
459 | /* also got to check for name and visible. */ | |
460 | ||
461 | if ( ! params ) | |
462 | { | |
463 | g_warning ( "Line %ld: No options for this kind of layer", line_num ); | |
464 | continue; | |
465 | } | |
466 | ||
467 | for ( i = 0; i < params_count; i++ ) | |
468 | if ( strlen(params[i].name) == eq_pos && strncasecmp ( line, params[i].name, eq_pos ) == 0 ) | |
469 | { | |
470 | VikLayerParamData x; | |
471 | line += eq_pos+1; | |
ad0a8c2d | 472 | if ( params[i].type == VIK_LAYER_PARAM_STRING_LIST ) { |
dc2c040e RN |
473 | GList *l = g_list_append ( g_hash_table_lookup ( string_lists, GINT_TO_POINTER ((gint) i) ), |
474 | g_strdup(line) ); | |
475 | g_hash_table_replace ( string_lists, GINT_TO_POINTER ((gint)i), l ); | |
ad0a8c2d EB |
476 | /* add the value to a list, possibly making a new list. |
477 | * this will be passed to the layer when we read an ~EndLayer */ | |
478 | } else { | |
479 | switch ( params[i].type ) | |
480 | { | |
481 | case VIK_LAYER_PARAM_DOUBLE: x.d = strtod(line, NULL); break; | |
482 | case VIK_LAYER_PARAM_UINT: x.u = strtoul(line, NULL, 10); break; | |
483 | case VIK_LAYER_PARAM_INT: x.i = strtol(line, NULL, 10); break; | |
484 | case VIK_LAYER_PARAM_BOOLEAN: x.b = TEST_BOOLEAN(line); break; | |
485 | case VIK_LAYER_PARAM_COLOR: memset(&(x.c), 0, sizeof(x.c)); /* default: black */ | |
50a14534 | 486 | gdk_color_parse ( line, &(x.c) ); break; |
ad0a8c2d EB |
487 | /* STRING or STRING_LIST -- if STRING_LIST, just set param to add a STRING */ |
488 | default: x.s = line; | |
489 | } | |
158b3642 | 490 | vik_layer_set_param ( VIK_LAYER(stack->data), i, x, vp, TRUE ); |
50a14534 | 491 | } |
50a14534 EB |
492 | found_match = TRUE; |
493 | break; | |
494 | } | |
495 | if ( ! found_match ) | |
ea3933fc | 496 | g_warning ( "Line %ld: Unknown parameter. Line:\n%s", line_num, line ); |
50a14534 EB |
497 | } |
498 | else | |
499 | g_warning ( "Line %ld: Invalid parameter or parameter outside of layer.", line_num ); | |
500 | } | |
501 | /* could be: | |
502 | [Layer Type=Bla] | |
503 | [EndLayer] | |
504 | [LayerData] | |
505 | name=this | |
506 | #comment | |
507 | */ | |
508 | } | |
509 | ||
510 | while ( stack ) | |
511 | { | |
512 | if ( stack->under && stack->under->data && stack->data ) | |
513 | { | |
514 | vik_aggregate_layer_add_layer ( VIK_AGGREGATE_LAYER(stack->under->data), VIK_LAYER(stack->data) ); | |
dcb51e52 | 515 | vik_layer_post_read ( VIK_LAYER(stack->data), vp, TRUE ); |
50a14534 EB |
516 | } |
517 | pop(&stack); | |
518 | } | |
519 | ||
520 | if ( ll.lat != 0.0 || ll.lon != 0.0 ) | |
521 | vik_viewport_set_center_latlon ( VIK_VIEWPORT(vp), &ll ); | |
522 | ||
523 | if ( ( ! VIK_LAYER(top)->visible ) && VIK_LAYER(top)->realized ) | |
524 | vik_treeview_item_set_visible ( VIK_LAYER(top)->vt, &(VIK_LAYER(top)->iter), FALSE ); | |
ad0a8c2d EB |
525 | |
526 | /* delete anything we've forgotten about -- should only happen when file ends before an EndLayer */ | |
527 | g_hash_table_foreach ( string_lists, string_list_delete, NULL ); | |
528 | g_hash_table_destroy ( string_lists ); | |
50a14534 EB |
529 | } |
530 | ||
531 | /* | |
532 | read thru file | |
533 | if "[Layer Type=" | |
534 | push(&stack) | |
535 | new default layer of type (str_to_type) (check interface->name) | |
536 | if "[EndLayer]" | |
537 | VikLayer *vl = stack->data; | |
538 | pop(&stack); | |
539 | vik_aggregate_layer_add_layer(stack->data, vl); | |
540 | if "[LayerData]" | |
541 | vik_layer_data ( VIK_LAYER_DATA(stack->data), f, vp ); | |
542 | ||
543 | */ | |
544 | ||
545 | /* ---------------------------------------------------- */ | |
546 | ||
547 | static FILE *xfopen ( const char *fn, const char *mode ) | |
548 | { | |
549 | if ( strcmp(fn,"-") == 0 ) | |
550 | return stdin; | |
551 | else | |
8c060406 | 552 | return g_fopen(fn, "r"); |
50a14534 EB |
553 | } |
554 | ||
555 | static void xfclose ( FILE *f ) | |
556 | { | |
8c060406 | 557 | if ( f != stdin && f != stdout ) { |
50a14534 | 558 | fclose ( f ); |
8c060406 MA |
559 | f = NULL; |
560 | } | |
50a14534 EB |
561 | } |
562 | ||
ba9d0a00 RN |
563 | /* |
564 | * Function to determine if a filename is a 'viking' type file | |
565 | */ | |
566 | gboolean check_file_magic_vik ( const gchar *filename ) | |
567 | { | |
568 | gboolean result; | |
569 | FILE *ff = xfopen ( filename, "r" ); | |
570 | result = check_magic ( ff, VIK_MAGIC ); | |
571 | xfclose ( ff ); | |
572 | return result; | |
573 | } | |
574 | ||
575 | VikLoadType_t a_file_load ( VikAggregateLayer *top, VikViewport *vp, const gchar *filename_or_uri ) | |
50a14534 | 576 | { |
11f427b8 | 577 | char *filename = (char *)filename_or_uri; |
db32b809 MR |
578 | if (strncmp(filename, "file://", 7) == 0) |
579 | filename = filename + 7; | |
580 | ||
b0252b2e | 581 | gboolean is_gpx_file = check_file_ext ( filename, ".gpx" ); |
50a14534 EB |
582 | FILE *f = xfopen ( filename, "r" ); |
583 | ||
584 | g_assert ( vp ); | |
585 | ||
586 | if ( ! f ) | |
ba9d0a00 | 587 | return LOAD_TYPE_READ_FAILURE; |
50a14534 | 588 | |
b0252b2e | 589 | if ( !is_gpx_file && check_magic ( f, VIK_MAGIC ) ) |
50a14534 EB |
590 | { |
591 | file_read ( top, f, vp ); | |
592 | if ( f != stdin ) | |
593 | xfclose(f); | |
ba9d0a00 | 594 | return LOAD_TYPE_VIK_SUCCESS; |
50a14534 EB |
595 | } |
596 | else | |
597 | { | |
50a14534 EB |
598 | VikLayer *vtl = vik_layer_create ( VIK_LAYER_TRW, vp, NULL, FALSE ); |
599 | vik_layer_rename ( vtl, a_file_basename ( filename ) ); | |
bf35388d | 600 | |
ba9d0a00 RN |
601 | // In fact both kml & gpx files start the same as they are in xml |
602 | if ( check_file_ext ( filename, ".kml" ) && check_magic ( f, GPX_MAGIC ) ) { | |
603 | // Implicit Conversion | |
604 | if ( ! a_babel_convert_from ( VIK_TRW_LAYER(vtl), "-i kml", NULL, filename, NULL ) ) { | |
605 | // Probably want to remove the vtl, but I'm not sure how yet... | |
606 | xfclose(f); | |
607 | return LOAD_TYPE_GPSBABEL_FAILURE; | |
608 | } | |
609 | } | |
610 | else if ( is_gpx_file || check_magic ( f, GPX_MAGIC ) ) { | |
bf35388d | 611 | a_gpx_read_file ( VIK_TRW_LAYER(vtl), f ); |
ba9d0a00 | 612 | } |
bf35388d | 613 | else |
ba9d0a00 | 614 | a_gpspoint_read_file ( VIK_TRW_LAYER(vtl), f ); |
50a14534 | 615 | |
dcb51e52 | 616 | vik_layer_post_read ( vtl, vp, TRUE ); |
50a14534 EB |
617 | |
618 | vik_aggregate_layer_add_layer ( top, vtl ); | |
619 | ||
1c798762 RN |
620 | vik_trw_layer_auto_set_view ( VIK_TRW_LAYER(vtl), vp ); |
621 | ||
50a14534 | 622 | xfclose(f); |
ba9d0a00 | 623 | return LOAD_TYPE_OTHER_SUCCESS; |
50a14534 EB |
624 | } |
625 | } | |
626 | ||
627 | gboolean a_file_save ( VikAggregateLayer *top, gpointer vp, const gchar *filename ) | |
628 | { | |
bf1c0ae3 SM |
629 | FILE *f; |
630 | ||
631 | if (strncmp(filename, "file://", 7) == 0) | |
632 | filename = filename + 7; | |
633 | ||
634 | f = g_fopen(filename, "w"); | |
50a14534 EB |
635 | |
636 | if ( ! f ) | |
637 | return FALSE; | |
638 | ||
639 | file_write ( top, f, vp ); | |
640 | ||
641 | fclose(f); | |
8c060406 | 642 | f = NULL; |
50a14534 EB |
643 | |
644 | return TRUE; | |
645 | } | |
646 | ||
647 | ||
648 | const gchar *a_file_basename ( const gchar *filename ) | |
649 | { | |
650 | const gchar *t = filename + strlen(filename) - 1; | |
651 | while ( --t > filename ) | |
652 | if ( *(t-1) == FILE_SEP ) | |
653 | break; | |
654 | if ( t >= filename ) | |
655 | return t; | |
656 | return filename; | |
657 | } | |
658 | ||
b0252b2e T |
659 | /* example: |
660 | gboolean is_gpx = check_file_ext ( "a/b/c.gpx", ".gpx" ); | |
661 | */ | |
662 | gboolean check_file_ext ( const gchar *filename, const gchar *fileext ) | |
663 | { | |
664 | const gchar *basename = a_file_basename(filename); | |
665 | g_assert( filename ); | |
666 | g_assert( fileext && fileext[0]=='.' ); | |
667 | if (!basename) | |
668 | return FALSE; | |
669 | ||
670 | const char * dot = strrchr(basename, '.'); | |
671 | if (dot && !strcmp(dot, fileext)) | |
672 | return TRUE; | |
673 | ||
674 | return FALSE; | |
675 | } | |
676 | ||
a6f55d0e | 677 | gboolean a_file_export ( VikTrwLayer *vtl, const gchar *filename, VikFileType_t file_type, const gchar *trackname ) |
50a14534 | 678 | { |
8c060406 | 679 | FILE *f = g_fopen ( filename, "w" ); |
50a14534 EB |
680 | if ( f ) |
681 | { | |
f7f8a0a6 GB |
682 | if (trackname) { |
683 | VikTrack *vt = vik_trw_layer_get_track ( vtl, trackname ); | |
684 | switch ( file_type ) { | |
685 | case FILE_TYPE_GPX: | |
686 | a_gpx_write_track_file ( trackname, vt, f ); | |
687 | break; | |
688 | default: | |
689 | g_critical("Houston, we've had a problem. file_type=%d", file_type); | |
690 | } | |
691 | } else { | |
692 | switch ( file_type ) { | |
693 | case FILE_TYPE_GPSMAPPER: | |
694 | a_gpsmapper_write_file ( vtl, f ); | |
695 | break; | |
696 | case FILE_TYPE_GPX: | |
697 | a_gpx_write_file ( vtl, f ); | |
698 | break; | |
699 | case FILE_TYPE_GPSPOINT: | |
700 | a_gpspoint_write_file ( vtl, f ); | |
701 | break; | |
ba9d0a00 RN |
702 | case FILE_TYPE_KML: |
703 | fclose ( f ); | |
704 | f = NULL; | |
705 | return a_babel_convert_to ( vtl, "-o kml", NULL, filename, NULL ); | |
706 | break; | |
f7f8a0a6 GB |
707 | default: |
708 | g_critical("Houston, we've had a problem. file_type=%d", file_type); | |
709 | } | |
7f6757c4 | 710 | } |
50a14534 | 711 | fclose ( f ); |
8c060406 | 712 | f = NULL; |
50a14534 EB |
713 | return TRUE; |
714 | } | |
715 | return FALSE; | |
716 | } | |
80d0ff2b QT |
717 | |
718 | const gchar *a_get_viking_dir() | |
719 | { | |
720 | static gchar *viking_dir = NULL; | |
721 | ||
17a1f8f9 EB |
722 | // TODO: use g_get_user_config_dir ? |
723 | ||
80d0ff2b | 724 | if (!viking_dir) { |
29b41fab | 725 | const gchar *home = g_getenv("HOME"); |
45acf79e | 726 | if (!home || g_access(home, W_OK)) |
29b41fab | 727 | home = g_get_home_dir (); |
eb93fa95 | 728 | #ifdef HAVE_MKDTEMP |
45acf79e | 729 | if (!home || g_access(home, W_OK)) |
eb93fa95 GB |
730 | { |
731 | static gchar temp[] = {"/tmp/vikXXXXXX"}; | |
261c8fdc | 732 | home = mkdtemp(temp); |
eb93fa95 GB |
733 | } |
734 | #endif | |
45acf79e | 735 | if (!home || g_access(home, W_OK)) |
eb93fa95 GB |
736 | /* Fatal error */ |
737 | g_critical("Unable to find a base directory"); | |
29b41fab GB |
738 | |
739 | /* Build the name of the directory */ | |
42293fc2 RN |
740 | #ifdef __APPLE__ |
741 | viking_dir = g_build_filename(home, "/Library/Application Support/Viking", NULL); | |
742 | #else | |
29b41fab | 743 | viking_dir = g_build_filename(home, ".viking", NULL); |
42293fc2 | 744 | #endif |
45acf79e | 745 | if (g_file_test(viking_dir, G_FILE_TEST_EXISTS) == FALSE) |
d5728c65 | 746 | g_mkdir(viking_dir, 0755); |
80d0ff2b QT |
747 | } |
748 | ||
749 | return viking_dir; | |
750 | } |