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3cc57413 RN |
1 | /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */ |
2 | /* | |
3 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
4 | * | |
5 | * Copyright (C) 2012, Rob Norris <rw_norris@hotmail.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | */ | |
22 | #ifdef HAVE_CONFIG_H | |
23 | #include "config.h" | |
24 | #endif | |
3cc57413 RN |
25 | |
26 | #include <glib/gprintf.h> | |
27 | #include <glib/gi18n.h> | |
28 | #include <glib/gstdio.h> | |
29 | ||
30 | #include <expat.h> | |
31 | ||
32 | #include "viking.h" | |
33 | #include "gpx.h" | |
34 | #include "acquire.h" | |
35 | #include "osm-traces.h" | |
3cc57413 | 36 | #include "datasource_gps.h" |
6ef14d6b | 37 | #include "bbox.h" |
3cc57413 RN |
38 | |
39 | /** | |
40 | * See http://wiki.openstreetmap.org/wiki/API_v0.6#GPS_Traces | |
41 | */ | |
42 | #define DS_OSM_TRACES_GPX_URL_FMT "api.openstreetmap.org/api/0.6/gpx/%d/data" | |
43 | #define DS_OSM_TRACES_GPX_FILES "api.openstreetmap.org/api/0.6/user/gpx_files" | |
44 | ||
45 | typedef struct { | |
46 | GtkWidget *user_entry; | |
47 | GtkWidget *password_entry; | |
48 | // NB actual user and password values are stored in oms-traces.c | |
6ef14d6b | 49 | VikViewport *vvp; |
3cc57413 RN |
50 | } datasource_osm_my_traces_t; |
51 | ||
307abf54 | 52 | static gpointer datasource_osm_my_traces_init ( acq_vik_t *avt ); |
3cc57413 RN |
53 | static void datasource_osm_my_traces_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data ); |
54 | static void datasource_osm_my_traces_get_cmd_string ( gpointer user_data, gchar **args, gchar **extra, DownloadMapOptions *options ); | |
55 | static gboolean datasource_osm_my_traces_process ( VikTrwLayer *vtl, const gchar *cmd, const gchar *extra, BabelStatusFunc status_cb, acq_dialog_widgets_t *adw, DownloadMapOptions *options_unused ); | |
56 | static void datasource_osm_my_traces_cleanup ( gpointer data ); | |
57 | ||
58 | VikDataSourceInterface vik_datasource_osm_my_traces_interface = { | |
59 | N_("OSM My Traces"), | |
60 | N_("OSM My Traces"), | |
61 | VIK_DATASOURCE_MANUAL_LAYER_MANAGEMENT, // we'll do this ourselves | |
62 | VIK_DATASOURCE_INPUTTYPE_NONE, | |
63 | TRUE, | |
64 | TRUE, | |
65 | FALSE, // Don't use thread method | |
66 | (VikDataSourceInitFunc) datasource_osm_my_traces_init, | |
67 | (VikDataSourceCheckExistenceFunc) NULL, | |
68 | (VikDataSourceAddSetupWidgetsFunc)datasource_osm_my_traces_add_setup_widgets, | |
69 | (VikDataSourceGetCmdStringFunc) datasource_osm_my_traces_get_cmd_string, | |
70 | (VikDataSourceProcessFunc) datasource_osm_my_traces_process, | |
71 | (VikDataSourceProgressFunc) NULL, | |
72 | (VikDataSourceAddProgressWidgetsFunc) NULL, | |
73 | (VikDataSourceCleanupFunc) datasource_osm_my_traces_cleanup, | |
74 | (VikDataSourceOffFunc) NULL, | |
75 | ||
76 | NULL, | |
77 | 0, | |
78 | NULL, | |
79 | NULL, | |
80 | 0 | |
81 | }; | |
82 | ||
307abf54 | 83 | static gpointer datasource_osm_my_traces_init ( acq_vik_t *avt ) |
3cc57413 RN |
84 | { |
85 | datasource_osm_my_traces_t *data = g_malloc(sizeof(*data)); | |
86 | // Reuse GPS functions | |
87 | // Haven't been able to get the thread method to work reliably (or get progress feedback) | |
88 | // So thread version is disabled ATM | |
89 | /* | |
90 | if ( vik_datasource_osm_my_traces_interface.is_thread ) { | |
91 | vik_datasource_osm_my_traces_interface.progress_func = datasource_gps_progress; | |
92 | vik_datasource_osm_my_traces_interface.add_progress_widgets_func = datasource_gps_add_progress_widgets; | |
93 | } | |
94 | */ | |
95 | return data; | |
96 | } | |
97 | ||
98 | static void datasource_osm_my_traces_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data ) | |
99 | { | |
100 | datasource_osm_my_traces_t *data = (datasource_osm_my_traces_t *)user_data; | |
101 | ||
102 | GtkWidget *user_label; | |
103 | GtkWidget *password_label; | |
104 | user_label = gtk_label_new(_("Username:")); | |
105 | data->user_entry = gtk_entry_new(); | |
106 | ||
9b082b39 RN |
107 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), user_label, FALSE, FALSE, 0 ); |
108 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), data->user_entry, FALSE, FALSE, 0 ); | |
3cc57413 RN |
109 | gtk_widget_set_tooltip_markup ( GTK_WIDGET(data->user_entry), _("The email or username used to login to OSM") ); |
110 | ||
111 | password_label = gtk_label_new ( _("Password:") ); | |
112 | data->password_entry = gtk_entry_new (); | |
113 | ||
9b082b39 RN |
114 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), password_label, FALSE, FALSE, 0 ); |
115 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), data->password_entry, FALSE, FALSE, 0 ); | |
3cc57413 RN |
116 | gtk_widget_set_tooltip_markup ( GTK_WIDGET(data->password_entry), _("The password used to login to OSM") ); |
117 | ||
118 | osm_login_widgets (data->user_entry, data->password_entry); | |
119 | gtk_widget_show_all ( dialog ); | |
6ef14d6b RN |
120 | |
121 | /* Keep reference to viewport */ | |
122 | data->vvp = vvp; | |
3cc57413 RN |
123 | } |
124 | ||
125 | static void datasource_osm_my_traces_get_cmd_string ( gpointer user_data, gchar **args, gchar **extra, DownloadMapOptions *options ) | |
126 | { | |
127 | datasource_osm_my_traces_t *data = (datasource_osm_my_traces_t*) user_data; | |
128 | ||
129 | /* overwrite authentication info */ | |
130 | osm_set_login ( gtk_entry_get_text ( GTK_ENTRY(data->user_entry) ), | |
131 | gtk_entry_get_text ( GTK_ENTRY(data->password_entry) ) ); | |
132 | ||
133 | // If going to use the values passed back into the process function parameters then these need to be set. | |
134 | // But ATM we aren't | |
135 | *args = NULL; | |
136 | *extra = NULL; | |
137 | options = NULL; | |
138 | } | |
139 | ||
140 | typedef enum { | |
141 | tt_unknown = 0, | |
142 | tt_osm, | |
143 | tt_gpx_file, | |
144 | tt_gpx_file_desc, | |
145 | tt_gpx_file_tag, | |
146 | } xtag_type; | |
147 | ||
148 | typedef struct { | |
149 | xtag_type tag_type; /* enum from above for this tag */ | |
150 | const char *tag_name; /* xpath-ish tag name */ | |
151 | } xtag_mapping; | |
152 | ||
153 | typedef struct { | |
154 | guint id; | |
155 | gchar *name; | |
156 | gchar *vis; | |
157 | gchar *desc; | |
158 | struct LatLon ll; | |
6ef14d6b RN |
159 | gboolean in_current_view; // Is the track LatLon start within the current viewport |
160 | // This is useful in deciding whether to download a track or not | |
3cc57413 RN |
161 | // ATM Only used for display - may want to convert to a time_t for other usage |
162 | gchar *timestamp; | |
163 | // user made up tags - not being used yet - would be nice to sort/select on these but display will get complicated | |
164 | // GList *tag_list; | |
165 | } gpx_meta_data_t; | |
166 | ||
167 | static gpx_meta_data_t *new_gpx_meta_data_t() | |
168 | { | |
169 | gpx_meta_data_t *ret; | |
170 | ||
171 | ret = (gpx_meta_data_t *)g_malloc(sizeof(gpx_meta_data_t)); | |
172 | ret->id = 0; | |
173 | ret->name = NULL; | |
174 | ret->vis = NULL; | |
175 | ret->desc = NULL; | |
176 | ret->ll.lat = 0.0; | |
177 | ret->ll.lon = 0.0; | |
6ef14d6b | 178 | ret->in_current_view = FALSE; |
3cc57413 RN |
179 | ret->timestamp = NULL; |
180 | ||
181 | return ret; | |
182 | } | |
183 | ||
184 | static void free_gpx_meta_data ( gpx_meta_data_t *data, gpointer userdata ) | |
185 | { | |
186 | g_free(data->name); | |
187 | g_free(data->vis); | |
188 | g_free(data->desc); | |
189 | g_free(data->timestamp); | |
190 | } | |
191 | ||
192 | static void free_gpx_meta_data_list (GList *list) | |
193 | { | |
194 | g_list_foreach (list, (GFunc)free_gpx_meta_data, NULL); | |
195 | g_list_free (list); | |
196 | } | |
197 | ||
198 | static gpx_meta_data_t *copy_gpx_meta_data_t (gpx_meta_data_t *src) | |
199 | { | |
200 | gpx_meta_data_t *dest = new_gpx_meta_data_t(); | |
201 | ||
202 | dest->id = src->id; | |
203 | dest->name = g_strdup(src->name); | |
204 | dest->vis = g_strdup(src->vis); | |
205 | dest->desc = g_strdup(src->desc); | |
206 | dest->ll.lat = src->ll.lat; | |
207 | dest->ll.lon = src->ll.lon; | |
6ef14d6b | 208 | dest->in_current_view = src->in_current_view; |
3cc57413 RN |
209 | dest->timestamp = g_strdup(src->timestamp); |
210 | ||
211 | return dest; | |
212 | } | |
213 | ||
214 | typedef struct { | |
215 | //GString *xpath; | |
216 | GString *c_cdata; | |
217 | xtag_type current_tag; | |
218 | gpx_meta_data_t *current_gpx_meta_data; | |
219 | GList *list_of_gpx_meta_data; | |
220 | } xml_data; | |
221 | ||
222 | // Same as the gpx.c function | |
223 | static const char *get_attr ( const char **attr, const char *key ) | |
224 | { | |
225 | while ( *attr ) { | |
226 | if ( strcmp(*attr,key) == 0 ) | |
227 | return *(attr + 1); | |
228 | attr += 2; | |
229 | } | |
230 | return NULL; | |
231 | } | |
232 | ||
233 | // ATM don't care about actual path as tags are all unique | |
234 | static xtag_mapping xtag_path_map[] = { | |
235 | { tt_osm, "osm" }, | |
236 | { tt_gpx_file, "gpx_file" }, | |
237 | { tt_gpx_file_desc, "description" }, | |
238 | { tt_gpx_file_tag, "tag" }, | |
239 | }; | |
240 | ||
241 | static xtag_type get_tag ( const char *t ) | |
242 | { | |
243 | xtag_mapping *tm; | |
244 | for (tm = xtag_path_map; tm->tag_type != 0; tm++) | |
245 | if (0 == strcmp(tm->tag_name, t)) | |
246 | return tm->tag_type; | |
247 | return tt_unknown; | |
248 | } | |
249 | ||
250 | static void gpx_meta_data_start ( xml_data *xd, const char *el, const char **attr ) | |
251 | { | |
252 | const gchar *tmp; | |
253 | gchar buf[G_ASCII_DTOSTR_BUF_SIZE]; | |
254 | buf[0] = '\0'; | |
255 | ||
256 | // Don't need to build a path - we can use the tag directly | |
257 | //g_string_append_c ( xd->xpath, '/' ); | |
258 | //g_string_append ( xd->xpath, el ); | |
259 | //xd->current_tag = get_tag ( xd->xpath->str ); | |
260 | xd->current_tag = get_tag ( el ); | |
261 | switch ( xd->current_tag ) { | |
262 | case tt_gpx_file: | |
263 | if ( xd->current_gpx_meta_data ) | |
264 | free_gpx_meta_data ( xd->current_gpx_meta_data, NULL ); | |
265 | xd->current_gpx_meta_data = new_gpx_meta_data_t(); | |
266 | ||
267 | if ( ( tmp = get_attr ( attr, "id" ) ) ) | |
268 | xd->current_gpx_meta_data->id = atoi ( tmp ); | |
269 | ||
270 | if ( ( tmp = get_attr ( attr, "name" ) ) ) | |
271 | xd->current_gpx_meta_data->name = g_strdup ( tmp ); | |
272 | ||
273 | if ( ( tmp = get_attr ( attr, "lat" ) ) ) { | |
ad040930 | 274 | g_strlcpy ( buf, tmp, sizeof (buf) ); |
3cc57413 RN |
275 | xd->current_gpx_meta_data->ll.lat = g_ascii_strtod ( buf, NULL ); |
276 | } | |
277 | ||
278 | if ( ( tmp = get_attr ( attr, "lon" ) ) ) { | |
ad040930 | 279 | g_strlcpy ( buf, tmp, sizeof (buf) ); |
3cc57413 RN |
280 | xd->current_gpx_meta_data->ll.lon = g_ascii_strtod ( buf, NULL ); |
281 | } | |
282 | ||
283 | if ( ( tmp = get_attr ( attr, "visibility" ) ) ) | |
284 | xd->current_gpx_meta_data->vis = g_strdup ( tmp ); | |
285 | ||
286 | if ( ( tmp = get_attr ( attr, "timestamp" ) ) ) | |
287 | xd->current_gpx_meta_data->timestamp = g_strdup ( tmp ); | |
288 | ||
289 | g_string_erase ( xd->c_cdata, 0, -1 ); // clear the cdata buffer | |
290 | break; | |
291 | case tt_gpx_file_desc: | |
292 | case tt_gpx_file_tag: | |
293 | g_string_erase ( xd->c_cdata, 0, -1 ); // clear the cdata buffer | |
294 | break; | |
295 | default: | |
296 | g_string_erase ( xd->c_cdata, 0, -1 ); // clear the cdata buffer | |
297 | break; | |
298 | } | |
299 | } | |
300 | ||
301 | static void gpx_meta_data_end ( xml_data *xd, const char *el ) | |
302 | { | |
303 | //g_string_truncate ( xd->xpath, xd->xpath->len - strlen(el) - 1 ); | |
304 | //switch ( xd->current_tag ) { | |
305 | switch ( get_tag ( el ) ) { | |
306 | case tt_gpx_file: { | |
307 | // End of the individual file metadata, thus save what we have read in to the list | |
308 | // Copy it so we can reference it | |
309 | gpx_meta_data_t *current = copy_gpx_meta_data_t ( xd->current_gpx_meta_data ); | |
310 | // Stick in the list | |
311 | xd->list_of_gpx_meta_data = g_list_prepend(xd->list_of_gpx_meta_data, current); | |
312 | g_string_erase ( xd->c_cdata, 0, -1 ); | |
313 | break; | |
314 | } | |
315 | case tt_gpx_file_desc: | |
316 | // Store the description: | |
317 | if ( xd->current_gpx_meta_data ) { | |
318 | // NB Limit description size as it's displayed on a single line | |
319 | // Hopefully this will prevent the dialog getting too wide... | |
320 | xd->current_gpx_meta_data->desc = g_strndup ( xd->c_cdata->str, 63 ); | |
321 | } | |
322 | g_string_erase ( xd->c_cdata, 0, -1 ); | |
323 | break; | |
324 | case tt_gpx_file_tag: | |
325 | // One day do something with this... | |
326 | g_string_erase ( xd->c_cdata, 0, -1 ); | |
327 | break; | |
328 | default: | |
329 | break; | |
330 | } | |
331 | } | |
332 | ||
333 | static void gpx_meta_data_cdata ( xml_data *xd, const XML_Char *s, int len ) | |
334 | { | |
335 | switch ( xd->current_tag ) { | |
336 | case tt_gpx_file_desc: | |
337 | case tt_gpx_file_tag: | |
338 | g_string_append_len ( xd->c_cdata, s, len ); | |
339 | break; | |
340 | default: break; // ignore cdata from other things | |
341 | } | |
342 | } | |
343 | ||
344 | static gboolean read_gpx_files_metadata_xml ( gchar *tmpname, xml_data *xd ) | |
345 | { | |
346 | FILE *ff = g_fopen (tmpname, "r"); | |
347 | if ( !ff ) | |
348 | return FALSE; | |
349 | ||
350 | XML_Parser parser = XML_ParserCreate(NULL); | |
351 | enum XML_Status status = XML_STATUS_ERROR; | |
352 | ||
353 | XML_SetElementHandler(parser, (XML_StartElementHandler) gpx_meta_data_start, (XML_EndElementHandler) gpx_meta_data_end); | |
354 | XML_SetUserData(parser, xd); | |
355 | XML_SetCharacterDataHandler(parser, (XML_CharacterDataHandler) gpx_meta_data_cdata); | |
356 | ||
357 | gchar buf[4096]; | |
358 | ||
359 | int done=0, len; | |
360 | while (!done) { | |
361 | len = fread(buf, 1, sizeof(buf)-7, ff); | |
362 | done = feof(ff) || !len; | |
363 | status = XML_Parse(parser, buf, len, done); | |
364 | } | |
365 | ||
366 | XML_ParserFree (parser); | |
367 | ||
368 | fclose ( ff ); | |
369 | ||
370 | return status != XML_STATUS_ERROR; | |
371 | } | |
372 | ||
373 | static GList *select_from_list (GtkWindow *parent, GList *list, const gchar *title, const gchar *msg ) | |
374 | { | |
375 | GtkTreeIter iter; | |
376 | GtkCellRenderer *renderer; | |
377 | GtkWidget *view; | |
378 | gchar *latlon_string; | |
379 | int column_runner; | |
380 | ||
381 | GtkWidget *dialog = gtk_dialog_new_with_buttons (title, | |
382 | parent, | |
383 | GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, | |
384 | GTK_STOCK_CANCEL, | |
385 | GTK_RESPONSE_REJECT, | |
386 | GTK_STOCK_OK, | |
387 | GTK_RESPONSE_ACCEPT, | |
388 | NULL); | |
389 | /* When something is selected then OK */ | |
390 | gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT ); | |
391 | GtkWidget *response_w = NULL; | |
392 | #if GTK_CHECK_VERSION (2, 20, 0) | |
393 | /* Default to not apply - as initially nothing is selected! */ | |
394 | response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT ); | |
395 | #endif | |
396 | GtkWidget *label = gtk_label_new ( msg ); | |
6ef14d6b | 397 | GtkTreeStore *store = gtk_tree_store_new ( 6, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_BOOLEAN ); |
3cc57413 RN |
398 | GList *list_runner = list; |
399 | while (list_runner) { | |
400 | gpx_meta_data_t *gpx_meta_data = (gpx_meta_data_t *)list_runner->data; | |
401 | // To keep display compact three digits of precision for lat/lon should be plenty | |
402 | latlon_string = g_strdup_printf("(%.3f,%.3f)", gpx_meta_data->ll.lat, gpx_meta_data->ll.lon); | |
403 | gtk_tree_store_append(store, &iter, NULL); | |
404 | gtk_tree_store_set ( store, &iter, | |
405 | 0, gpx_meta_data->name, | |
406 | 1, gpx_meta_data->desc, | |
407 | 2, gpx_meta_data->timestamp, | |
408 | 3, latlon_string, | |
409 | 4, gpx_meta_data->vis, | |
6ef14d6b | 410 | 5, gpx_meta_data->in_current_view, |
3cc57413 RN |
411 | -1 ); |
412 | list_runner = g_list_next ( list_runner ); | |
413 | g_free ( latlon_string ); | |
414 | } | |
415 | ||
416 | view = gtk_tree_view_new(); | |
417 | renderer = gtk_cell_renderer_text_new(); | |
418 | column_runner = 0; | |
419 | GtkTreeViewColumn *column; | |
420 | ||
421 | column = gtk_tree_view_column_new_with_attributes ( _("Name"), renderer, "text", column_runner, NULL); | |
422 | gtk_tree_view_column_set_sort_column_id (column, column_runner); | |
423 | gtk_tree_view_append_column (GTK_TREE_VIEW (view), column); | |
424 | ||
425 | column_runner++; | |
426 | column = gtk_tree_view_column_new_with_attributes ( _("Description"), renderer, "text", column_runner, NULL); | |
427 | gtk_tree_view_column_set_sort_column_id (column, column_runner); | |
428 | gtk_tree_view_append_column (GTK_TREE_VIEW (view), column); | |
429 | ||
430 | column_runner++; | |
431 | column = gtk_tree_view_column_new_with_attributes ( _("Time"), renderer, "text", column_runner, NULL); | |
432 | gtk_tree_view_column_set_sort_column_id (column, column_runner); | |
433 | gtk_tree_view_append_column (GTK_TREE_VIEW (view), column); | |
434 | ||
435 | column_runner++; | |
436 | column = gtk_tree_view_column_new_with_attributes ( _("Lat/Lon"), renderer, "text", column_runner, NULL); | |
437 | gtk_tree_view_column_set_sort_column_id (column, column_runner); | |
438 | gtk_tree_view_append_column (GTK_TREE_VIEW (view), column); | |
439 | ||
440 | column_runner++; | |
441 | column = gtk_tree_view_column_new_with_attributes ( _("Privacy"), renderer, "text", column_runner, NULL); // AKA Visibility | |
442 | gtk_tree_view_column_set_sort_column_id (column, column_runner); | |
443 | gtk_tree_view_append_column (GTK_TREE_VIEW (view), column); | |
444 | ||
6ef14d6b RN |
445 | GtkCellRenderer *renderer_toggle = gtk_cell_renderer_toggle_new (); |
446 | g_object_set (G_OBJECT (renderer_toggle), "activatable", FALSE, NULL); // No user action - value is just for display | |
447 | column_runner++; | |
448 | column = gtk_tree_view_column_new_with_attributes ( _("Within Current View"), renderer_toggle, "active", column_runner, NULL); | |
449 | gtk_tree_view_column_set_sort_column_id (column, column_runner); | |
450 | gtk_tree_view_append_column (GTK_TREE_VIEW (view), column); | |
451 | ||
3cc57413 RN |
452 | gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store)); |
453 | gtk_tree_selection_set_mode( gtk_tree_view_get_selection(GTK_TREE_VIEW(view)), GTK_SELECTION_MULTIPLE ); | |
454 | g_object_unref(store); | |
455 | ||
456 | GtkWidget *scrolledwindow = gtk_scrolled_window_new ( NULL, NULL ); | |
457 | gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC ); | |
458 | gtk_container_add ( GTK_CONTAINER(scrolledwindow), view ); | |
459 | ||
9b082b39 RN |
460 | gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), label, FALSE, FALSE, 0); |
461 | gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), scrolledwindow, TRUE, TRUE, 0); | |
3cc57413 RN |
462 | |
463 | // Ensure a reasonable number of items are shown, but let the width be automatically sized | |
464 | gtk_widget_set_size_request ( dialog, -1, 400) ; | |
465 | gtk_widget_show_all ( dialog ); | |
466 | ||
467 | if ( response_w ) | |
468 | gtk_widget_grab_focus ( response_w ); | |
469 | ||
470 | while ( gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT ) { | |
471 | ||
472 | // Possibily not the fastest method but we don't have thousands of entries to process... | |
473 | GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(view)); | |
474 | GList *selected = NULL; | |
475 | ||
476 | // because we don't store the full data in the gtk model, we have to scan & look it up | |
477 | if ( gtk_tree_model_get_iter_first( GTK_TREE_MODEL(store), &iter) ) { | |
478 | do { | |
479 | if ( gtk_tree_selection_iter_is_selected ( selection, &iter ) ) { | |
480 | // For every selected item, | |
481 | // compare the name from the displayed view to every gpx entry to find the gpx this selection represents | |
482 | gchar* name; | |
483 | gtk_tree_model_get (GTK_TREE_MODEL(store), &iter, 0, &name, -1 ); | |
484 | // I believe the name of these items to be always unique | |
485 | list_runner = list; | |
486 | while (list_runner) { | |
487 | if ( !strcmp ( ((gpx_meta_data_t*)list_runner->data)->name, name ) ) { | |
488 | gpx_meta_data_t *copied = copy_gpx_meta_data_t (list_runner->data); | |
489 | selected = g_list_prepend (selected, copied); | |
490 | break; | |
491 | } | |
492 | list_runner = g_list_next ( list_runner ); | |
493 | } | |
494 | } | |
495 | } | |
496 | while ( gtk_tree_model_iter_next ( GTK_TREE_MODEL(store), &iter ) ); | |
497 | } | |
498 | ||
499 | if ( selected ) { | |
500 | gtk_widget_destroy ( dialog ); | |
501 | return selected; | |
502 | } | |
503 | a_dialog_error_msg(parent, _("Nothing was selected")); | |
504 | } | |
505 | gtk_widget_destroy ( dialog ); | |
506 | return NULL; | |
507 | } | |
508 | ||
509 | static void none_found ( GtkWindow *gw ) | |
510 | { | |
511 | GtkWidget *dialog = NULL; | |
512 | ||
513 | dialog = gtk_dialog_new_with_buttons ( "", gw, 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL ); | |
514 | gtk_window_set_title(GTK_WINDOW(dialog), _("GPS Traces")); | |
515 | ||
516 | GtkWidget *search_label = gtk_label_new(_("None found!")); | |
9b082b39 | 517 | gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), search_label, FALSE, FALSE, 5 ); |
3cc57413 RN |
518 | gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT ); |
519 | gtk_widget_show_all(dialog); | |
520 | ||
521 | gtk_dialog_run ( GTK_DIALOG(dialog) ); | |
522 | gtk_widget_destroy(dialog); | |
523 | } | |
524 | ||
6ef14d6b RN |
525 | /** |
526 | * For each track - mark whether the start is in within the viewport | |
527 | */ | |
528 | static void set_in_current_view_property ( VikTrwLayer *vtl, datasource_osm_my_traces_t *data, GList *gl ) | |
529 | { | |
530 | gdouble min_lat, max_lat, min_lon, max_lon; | |
531 | /* get Viewport bounding box */ | |
532 | vik_viewport_get_min_max_lat_lon ( data->vvp, &min_lat, &max_lat, &min_lon, &max_lon ); | |
533 | ||
534 | LatLonBBox bbox; | |
535 | bbox.north = max_lat; | |
536 | bbox.east = max_lon; | |
537 | bbox.south = min_lat; | |
538 | bbox.west = min_lon; | |
539 | ||
540 | GList *iterator = gl; | |
541 | while ( iterator ) { | |
542 | gpx_meta_data_t* gmd = (gpx_meta_data_t*)iterator->data; | |
543 | // Convert point position into a 'fake' bounding box | |
544 | // TODO - probably should have function to see if point is within bounding box | |
545 | // rather than constructing this fake bounding box for the test | |
546 | LatLonBBox gmd_bbox; | |
547 | gmd_bbox.north = gmd->ll.lat; | |
548 | gmd_bbox.east = gmd->ll.lon; | |
549 | gmd_bbox.south = gmd->ll.lat; | |
550 | gmd_bbox.west = gmd->ll.lon; | |
551 | ||
552 | if ( BBOX_INTERSECT ( bbox, gmd_bbox ) ) | |
553 | gmd->in_current_view = TRUE; | |
554 | ||
555 | iterator = g_list_next ( iterator ); | |
556 | } | |
557 | } | |
558 | ||
3cc57413 RN |
559 | static gboolean datasource_osm_my_traces_process ( VikTrwLayer *vtl, const gchar *cmd, const gchar *extra, BabelStatusFunc status_cb, acq_dialog_widgets_t *adw, DownloadMapOptions *options_unused ) |
560 | { | |
561 | //datasource_osm_my_traces_t *data = (datasource_osm_my_traces_t *)adw->user_data; | |
562 | ||
563 | gboolean result; | |
564 | ||
565 | gchar *user_pass = osm_get_login(); | |
566 | ||
567 | DownloadMapOptions options = { FALSE, FALSE, NULL, 2, NULL, user_pass }; // Allow a couple of redirects | |
568 | ||
569 | xml_data *xd = g_malloc ( sizeof (xml_data) ); | |
570 | //xd->xpath = g_string_new ( "" ); | |
571 | xd->c_cdata = g_string_new ( "" ); | |
572 | xd->current_tag = tt_unknown; | |
573 | xd->current_gpx_meta_data = new_gpx_meta_data_t(); | |
574 | xd->list_of_gpx_meta_data = NULL; | |
575 | ||
576 | gchar *tmpname = a_download_uri_to_tmp_file ( DS_OSM_TRACES_GPX_FILES, &options ); | |
577 | result = read_gpx_files_metadata_xml ( tmpname, xd ); | |
578 | // Test already downloaded metadata file: eg: | |
6ef14d6b | 579 | //result = read_gpx_files_metadata_xml ( "/tmp/viking-download.GI47PW", xd ); |
3cc57413 RN |
580 | |
581 | if ( tmpname ) { | |
582 | g_remove ( tmpname ); | |
583 | g_free ( tmpname ); | |
584 | } | |
585 | ||
586 | if ( ! result ) | |
587 | return FALSE; | |
588 | ||
589 | if ( g_list_length ( xd->list_of_gpx_meta_data ) == 0 ) { | |
590 | if (!vik_datasource_osm_my_traces_interface.is_thread) | |
591 | none_found ( GTK_WINDOW(adw->vw) ); | |
592 | return FALSE; | |
593 | } | |
594 | ||
595 | xd->list_of_gpx_meta_data = g_list_reverse ( xd->list_of_gpx_meta_data ); | |
596 | ||
6ef14d6b RN |
597 | set_in_current_view_property ( vtl, adw->user_data, xd->list_of_gpx_meta_data ); |
598 | ||
3cc57413 RN |
599 | if (vik_datasource_osm_my_traces_interface.is_thread) gdk_threads_enter(); |
600 | GList *selected = select_from_list ( GTK_WINDOW(adw->vw), xd->list_of_gpx_meta_data, "Select GPS Traces", "Select the GPS traces you want to add." ); | |
601 | if (vik_datasource_osm_my_traces_interface.is_thread) gdk_threads_leave(); | |
602 | ||
603 | // If passed in on an existing layer - we will create everything into that. | |
604 | // thus with many differing gpx's - this will combine all waypoints into this single layer! | |
605 | // Hence the preference is to create multiple layers | |
606 | // and so this creation of the layers must be managed here | |
607 | ||
608 | gboolean create_new_layer = ( !vtl ); | |
609 | ||
610 | // Only update the screen on the last layer acquired | |
611 | VikTrwLayer *vtl_last = vtl; | |
612 | gboolean got_something = FALSE; | |
613 | ||
614 | GList *selected_iterator = selected; | |
615 | while ( selected_iterator ) { | |
616 | ||
617 | VikTrwLayer *vtlX = vtl; | |
618 | ||
619 | if ( create_new_layer ) { | |
620 | // Have data but no layer - so create one | |
621 | vtlX = VIK_TRW_LAYER ( vik_layer_create ( VIK_LAYER_TRW, vik_window_viewport(adw->vw), NULL, FALSE ) ); | |
622 | if ( ((gpx_meta_data_t*)selected_iterator->data)->name ) | |
623 | vik_layer_rename ( VIK_LAYER ( vtlX ), ((gpx_meta_data_t*)selected_iterator->data)->name ); | |
624 | else | |
625 | vik_layer_rename ( VIK_LAYER ( vtlX ), _("My OSM Traces") ); | |
c3a02429 | 626 | vik_aggregate_layer_add_layer ( vik_layers_panel_get_top_layer (adw->vlp), VIK_LAYER(vtlX), TRUE ); |
3cc57413 RN |
627 | } |
628 | ||
629 | result = FALSE; | |
630 | gint gpx_id = ((gpx_meta_data_t*)selected_iterator->data)->id; | |
631 | if ( gpx_id ) { | |
632 | gchar *url = g_strdup_printf ( DS_OSM_TRACES_GPX_URL_FMT, gpx_id ); | |
633 | ||
634 | result = a_babel_convert_from_url ( vtlX, url, "gpx", status_cb, adw, &options ); | |
635 | // TODO investigate using a progress bar: | |
636 | // http://developer.gnome.org/gtk/2.24/GtkProgressBar.html | |
637 | ||
638 | got_something = got_something || result; | |
639 | // TODO feedback to UI to inform which traces failed | |
640 | if ( !result ) | |
641 | g_warning ( _("Unable to get trace: %s"), url ); | |
642 | } | |
643 | ||
644 | if ( result ) { | |
645 | // Move to area of the track | |
646 | vik_trw_layer_auto_set_view ( vtlX, vik_window_viewport(adw->vw) ); | |
647 | vik_layer_post_read ( VIK_LAYER(vtlX), vik_window_viewport(adw->vw), TRUE ); | |
648 | vtl_last = vtlX; | |
649 | } | |
650 | else if ( create_new_layer ) { | |
651 | // Layer not needed as no data has been acquired | |
652 | g_object_unref ( vtlX ); | |
653 | } | |
654 | ||
655 | selected_iterator = g_list_next ( selected_iterator ); | |
656 | } | |
657 | ||
658 | // Free memory | |
659 | if ( xd->current_gpx_meta_data ) | |
660 | free_gpx_meta_data ( xd->current_gpx_meta_data, NULL ); | |
661 | g_free ( xd->current_gpx_meta_data ); | |
662 | free_gpx_meta_data_list ( xd->list_of_gpx_meta_data ); | |
663 | free_gpx_meta_data_list ( selected ); | |
664 | g_free ( xd ); | |
665 | g_free ( user_pass ); | |
666 | ||
667 | // Would prefer to keep the update in acquire.c, | |
668 | // however since we may create the layer - need to do the update here | |
669 | if ( got_something ) | |
670 | vik_layer_emit_update ( VIK_LAYER(vtl_last) ); | |
671 | ||
672 | // ATM The user is only informed if all getting *all* of the traces failed | |
673 | if ( selected ) | |
674 | result = got_something; | |
675 | else | |
676 | // Process was cancelled but need to return that it proceeded as expected | |
677 | result = TRUE; | |
678 | ||
679 | return result; | |
680 | } | |
681 | ||
682 | static void datasource_osm_my_traces_cleanup ( gpointer data ) | |
683 | { | |
684 | g_free ( data ); | |
685 | } |