* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
*
* Copyright (C) 2009, Hein Ragas
+ * Copyright (C) 2013, Rob Norris <rw_norris@hotmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include "viking.h"
#include "util.h"
-#include "curl_download.h"
+#include "geonamessearch.h"
-#define GEONAMES_WIKIPEDIA_URL_FMT "http://ws.geonames.org/wikipediaBoundingBoxJSON?formatted=true&north=%s&south=%s&east=%s&west=%s"
-#define GEONAMES_COUNTRY_PATTERN "\"countryName\": \""
+/* Compatibility */
+#if ! GLIB_CHECK_VERSION(2,22,0)
+#define g_mapped_file_unref g_mapped_file_free
+#endif
+
+/**
+ * See http://www.geonames.org/export/wikipedia-webservice.html#wikipediaBoundingBox
+ */
+// Translators may wish to change this setting as appropriate to get Wikipedia articles in that language
+#define GEONAMES_LANG N_("en")
+// TODO - offer configuration of this value somewhere
+// ATM decided it's not essential enough to warrant putting in the preferences
+#define GEONAMES_MAX_ENTRIES 20
+
+#define GEONAMES_WIKIPEDIA_URL_FMT "http://ws.geonames.org/wikipediaBoundingBoxJSON?formatted=true&north=%s&south=%s&east=%s&west=%s&lang=%s&maxRows=%d"
+
+#define GEONAMES_FEATURE_PATTERN "\"feature\": \""
#define GEONAMES_LONGITUDE_PATTERN "\"lng\": "
#define GEONAMES_NAME_PATTERN "\"name\": \""
#define GEONAMES_LATITUDE_PATTERN "\"lat\": "
+#define GEONAMES_ELEVATION_PATTERN "\"elevation\": "
#define GEONAMES_TITLE_PATTERN "\"title\": \""
#define GEONAMES_WIKIPEDIAURL_PATTERN "\"wikipediaUrl\": \""
#define GEONAMES_THUMBNAILIMG_PATTERN "\"thumbnailImg\": \""
typedef struct {
gchar *name;
- gchar *country;
+ gchar *feature;
struct LatLon ll;
+ gdouble elevation;
+ gchar *cmt;
gchar *desc;
} found_geoname;
-found_geoname *new_found_geoname()
+static found_geoname *new_found_geoname()
{
found_geoname *ret;
ret = (found_geoname *)g_malloc(sizeof(found_geoname));
ret->name = NULL;
- ret->country = NULL;
+ ret->feature = NULL;
+ ret->cmt = NULL;
ret->desc = NULL;
ret->ll.lat = 0.0;
ret->ll.lon = 0.0;
- return(ret);
+ ret->elevation = VIK_DEFAULT_ALTITUDE;
+ return ret;
}
-found_geoname *copy_found_geoname(found_geoname *src)
+static found_geoname *copy_found_geoname(found_geoname *src)
{
found_geoname *dest = new_found_geoname();
dest->name = g_strdup(src->name);
- dest->country = g_strdup(src->country);
+ dest->feature = g_strdup(src->feature);
dest->ll.lat = src->ll.lat;
dest->ll.lon = src->ll.lon;
+ dest->elevation = src->elevation;
+ dest->cmt = g_strdup(src->cmt);
dest->desc = g_strdup(src->desc);
return(dest);
}
static void free_list_geonames(found_geoname *geoname, gpointer userdata)
{
g_free(geoname->name);
- g_free(geoname->country);
+ g_free(geoname->feature);
+ g_free(geoname->cmt);
g_free(geoname->desc);
}
-void free_geoname_list(GList *found_places)
+static void free_geoname_list(GList *found_places)
{
g_list_foreach(found_places, (GFunc)free_list_geonames, NULL);
g_list_free(found_places);
gtk_window_set_title(GTK_WINDOW(dialog), _("Search"));
GtkWidget *search_label = gtk_label_new(_("No entries found!"));
- gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), search_label, FALSE, FALSE, 5 );
+ gtk_box_pack_start ( GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), search_label, FALSE, FALSE, 5 );
gtk_dialog_set_default_response ( GTK_DIALOG(dialog), GTK_RESPONSE_ACCEPT );
gtk_widget_show_all(dialog);
gtk_widget_destroy(dialog);
}
-void buttonToggled(GtkCellRendererToggle* renderer, gchar* pathStr, gpointer data)
-{
- GtkTreeIter iter;
- gboolean enabled;
- GtkTreePath* path = gtk_tree_path_new_from_string(pathStr);
- gtk_tree_model_get_iter(GTK_TREE_MODEL (data), &iter, path);
- gtk_tree_model_get(GTK_TREE_MODEL (data), &iter, 0, &enabled, -1);
- enabled = !enabled;
- gtk_tree_store_set(GTK_TREE_STORE (data), &iter, 0, enabled, -1);
-}
-
-GList *a_select_geoname_from_list(GtkWindow *parent, GList *geonames, gboolean multiple_selection_allowed, const gchar *title, const gchar *msg)
+static GList *a_select_geoname_from_list(GtkWindow *parent, GList *geonames, gboolean multiple_selection_allowed, const gchar *title, const gchar *msg)
{
GtkTreeIter iter;
GtkCellRenderer *renderer;
- GtkCellRenderer *toggle_render;
GtkWidget *view;
found_geoname *geoname;
gchar *latlon_string;
int column_runner;
- gboolean checked;
- gboolean to_copy;
GtkWidget *dialog = gtk_dialog_new_with_buttons (title,
parent,
response_w = gtk_dialog_get_widget_for_response ( GTK_DIALOG(dialog), GTK_RESPONSE_REJECT );
#endif
GtkWidget *label = gtk_label_new ( msg );
- GtkTreeStore *store;
- if (multiple_selection_allowed)
- {
- store = gtk_tree_store_new(4, G_TYPE_BOOLEAN, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
- }
- else
- {
- store = gtk_tree_store_new(3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
- }
+ GtkTreeStore *store = gtk_tree_store_new(3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
+
GList *geoname_runner = geonames;
while (geoname_runner)
{
geoname = (found_geoname *)geoname_runner->data;
latlon_string = g_strdup_printf("(%f,%f)", geoname->ll.lat, geoname->ll.lon);
gtk_tree_store_append(store, &iter, NULL);
- if (multiple_selection_allowed)
- {
- gtk_tree_store_set(store, &iter, 0, FALSE, 1, geoname->name, 2, geoname->country, 3, latlon_string, -1);
- }
- else
- {
- gtk_tree_store_set(store, &iter, 0, geoname->name, 1, geoname->country, 2, latlon_string, -1);
- }
+ gtk_tree_store_set(store, &iter, 0, geoname->name, 1, geoname->feature, 2, latlon_string, -1);
geoname_runner = g_list_next(geoname_runner);
g_free(latlon_string);
}
+
view = gtk_tree_view_new();
renderer = gtk_cell_renderer_text_new();
column_runner = 0;
- if (multiple_selection_allowed)
- {
- toggle_render = gtk_cell_renderer_toggle_new();
- g_object_set(toggle_render, "activatable", TRUE, NULL);
- g_signal_connect(toggle_render, "toggled", (GCallback) buttonToggled, GTK_TREE_MODEL(store));
- gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW(view), -1, "Select", toggle_render, "active", column_runner, NULL);
- column_runner++;
- }
- gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW(view), -1, "Name", renderer, "text", column_runner, NULL);
+ GtkTreeViewColumn *column;
+ // NB could allow columns to be shifted around by doing this after each new
+ // gtk_tree_view_column_set_reorderable ( column, TRUE );
+ // However I don't think is that useful, so I haven't put it in
+ column = gtk_tree_view_column_new_with_attributes( _("Name"), renderer, "text", column_runner, NULL);
+ gtk_tree_view_column_set_sort_column_id (column, column_runner);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (view), column);
+
column_runner++;
- gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW(view), -1, "Country", renderer, "text", column_runner, NULL);
+ column = gtk_tree_view_column_new_with_attributes( _("Feature"), renderer, "text", column_runner, NULL);
+ gtk_tree_view_column_set_sort_column_id (column, column_runner);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (view), column);
+
column_runner++;
- gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW(view), -1, "Lat/Lon", renderer, "text", column_runner, NULL);
- gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(view), TRUE);
+ column = gtk_tree_view_column_new_with_attributes( _("Lat/Lon"), renderer, "text", column_runner, NULL);
+ gtk_tree_view_column_set_sort_column_id (column, column_runner);
+ gtk_tree_view_append_column (GTK_TREE_VIEW (view), column);
+
gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(store));
gtk_tree_selection_set_mode( gtk_tree_view_get_selection(GTK_TREE_VIEW(view)),
multiple_selection_allowed ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_BROWSE );
g_object_unref(store);
- gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), label, FALSE, FALSE, 0);
- gtk_widget_show ( label );
- gtk_box_pack_start (GTK_BOX(GTK_DIALOG(dialog)->vbox), view, FALSE, FALSE, 0);
- gtk_widget_show ( view );
+ GtkWidget *scrolledwindow = gtk_scrolled_window_new ( NULL, NULL );
+ gtk_scrolled_window_set_policy ( GTK_SCROLLED_WINDOW(scrolledwindow), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC );
+ gtk_container_add ( GTK_CONTAINER(scrolledwindow), view );
+
+ gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), label, FALSE, FALSE, 0);
+ gtk_box_pack_start (GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog))), scrolledwindow, TRUE, TRUE, 0);
+
+ // Ensure a reasonable number of items are shown, but let the width be automatically sized
+ gtk_widget_set_size_request ( dialog, -1, 400) ;
+ gtk_widget_show_all ( dialog );
+
if ( response_w )
gtk_widget_grab_focus ( response_w );
+
while ( gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT )
{
GtkTreeSelection *selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(view));
GList *selected_geonames = NULL;
- gtk_tree_model_get_iter_first( GTK_TREE_MODEL(store), &iter);
- geoname_runner = geonames;
- while (geoname_runner)
- {
- to_copy = FALSE;
- if (multiple_selection_allowed)
- {
- gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, &checked, -1);
- if (checked) {
- to_copy = TRUE;
- }
- }
- else
- {
- if (gtk_tree_selection_iter_is_selected(selection, &iter))
- {
- to_copy = TRUE;
+ // Possibily not the fastest method but we don't have thousands of entries to process...
+ if ( gtk_tree_model_get_iter_first( GTK_TREE_MODEL(store), &iter) ) {
+ do {
+ if ( gtk_tree_selection_iter_is_selected ( selection, &iter ) ) {
+ // For every selected item,
+ // compare the name from the displayed view to every geoname entry to find the geoname this selection represents
+ gchar* name;
+ gtk_tree_model_get (GTK_TREE_MODEL(store), &iter, 0, &name, -1 );
+ // I believe the name of these items to be always unique
+ geoname_runner = geonames;
+ while ( geoname_runner ) {
+ if ( !strcmp ( ((found_geoname*)geoname_runner->data)->name, name ) ) {
+ found_geoname *copied = copy_found_geoname(geoname_runner->data);
+ selected_geonames = g_list_prepend(selected_geonames, copied);
+ break;
+ }
+ geoname_runner = g_list_next(geoname_runner);
+ }
+ g_free ( name );
}
}
- if (to_copy) {
- found_geoname *copied = copy_found_geoname(geoname_runner->data);
- selected_geonames = g_list_prepend(selected_geonames, copied);
- }
- geoname_runner = g_list_next(geoname_runner);
- gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
+ while ( gtk_tree_model_iter_next ( GTK_TREE_MODEL(store), &iter ) );
}
+
if (selected_geonames)
{
gtk_widget_destroy ( dialog );
- return (selected_geonames);
+ return selected_geonames;
}
a_dialog_error_msg(parent, _("Nothing was selected"));
}
return NULL;
}
-GList *get_entries_from_file(gchar *file_name)
+static GList *get_entries_from_file(gchar *file_name)
{
gchar *text, *pat;
GMappedFile *mf;
gsize len;
gboolean more = TRUE;
- gchar lat_buf[32], lon_buf[32];
+ gchar lat_buf[32], lon_buf[32], elev_buf[32];
gchar *s;
gint fragment_len;
GList *found_places = NULL;
gchar *wikipedia_url = NULL;
gchar *thumbnail_url = NULL;
- lat_buf[0] = lon_buf[0] = '\0';
+ lat_buf[0] = lon_buf[0] = elev_buf[0] = '\0';
if ((mf = g_mapped_file_new(file_name, FALSE, NULL)) == NULL) {
g_critical(_("couldn't map temp file"));
- exit(1);
+ return NULL;
}
len = g_mapped_file_get_length(mf);
text = g_mapped_file_get_contents(mf);
{
more = TRUE;
geoname = new_found_geoname();
- if ((pat = g_strstr_len(entry, strlen(entry), GEONAMES_COUNTRY_PATTERN))) {
- pat += strlen(GEONAMES_COUNTRY_PATTERN);
+ if ((pat = g_strstr_len(entry, strlen(entry), GEONAMES_FEATURE_PATTERN))) {
+ pat += strlen(GEONAMES_FEATURE_PATTERN);
fragment_len = 0;
s = pat;
while (*pat != '"') {
fragment_len++;
pat++;
}
- geoname -> country = g_strndup(s, fragment_len);
+ geoname->feature = g_strndup(s, fragment_len);
}
if ((pat = g_strstr_len(entry, strlen(entry), GEONAMES_LONGITUDE_PATTERN)) == NULL) {
more = FALSE;
}
geoname->ll.lon = g_ascii_strtod(lon_buf, NULL);
}
+ if ((pat = g_strstr_len(entry, strlen(entry), GEONAMES_ELEVATION_PATTERN))) {
+ pat += strlen(GEONAMES_ELEVATION_PATTERN);
+ s = elev_buf;
+ if (*pat == '-')
+ *s++ = *pat++;
+ while ((s < (elev_buf + sizeof(elev_buf))) && (pat < (text + len)) &&
+ (g_ascii_isdigit(*pat) || (*pat == '.')))
+ *s++ = *pat++;
+ *s = '\0';
+ geoname->elevation = g_ascii_strtod(elev_buf, NULL);
+ }
if ((pat = g_strstr_len(entry, strlen(entry), GEONAMES_NAME_PATTERN))) {
pat += strlen(GEONAMES_NAME_PATTERN);
fragment_len = 0;
}
else {
if (wikipedia_url) {
+ // Really we should support the GPX URL tag and then put that in there...
+ geoname->cmt = g_strdup_printf("http://%s", wikipedia_url);
if (thumbnail_url) {
geoname -> desc = g_strdup_printf("<a href=\"http://%s\" target=\"_blank\"><img src=\"%s\" border=\"0\"/></a>", wikipedia_url, thumbnail_url);
}
}
g_strfreev(found_entries);
found_places = g_list_reverse(found_places);
- g_mapped_file_free(mf);
+ g_mapped_file_unref(mf);
return(found_places);
}
-gchar *download_url(gchar *uri)
-{
- FILE *tmp_file;
- int tmp_fd;
- gchar *tmpname;
-
- if ((tmp_fd = g_file_open_tmp ("vikgsearch.XXXXXX", &tmpname, NULL)) == -1) {
- g_critical(_("couldn't open temp file"));
- exit(1);
- }
- tmp_file = fdopen(tmp_fd, "r+");
-
- // TODO: curl may not be available
- if (curl_download_uri(uri, tmp_file, NULL, 0, NULL)) { // error
- fclose(tmp_file);
- tmp_file = NULL;
- g_remove(tmpname);
- g_free(tmpname);
- return(NULL);
- }
- fclose(tmp_file);
- tmp_file = NULL;
- return(tmpname);
-}
-
-void a_geonames_wikipedia_box(VikWindow *vw, VikTrwLayer *vtl, VikLayersPanel *vlp, struct LatLon maxmin[2])
+void a_geonames_wikipedia_box ( VikWindow *vw, VikTrwLayer *vtl, struct LatLon maxmin[2] )
{
gchar *uri;
gchar *tmpname;
gchar *south = a_coords_dtostr(maxmin[1].lat);
gchar *east = a_coords_dtostr(maxmin[0].lon);
gchar *west = a_coords_dtostr(maxmin[1].lon);
- uri = g_strdup_printf(GEONAMES_WIKIPEDIA_URL_FMT, north, south, east, west);
+ uri = g_strdup_printf ( GEONAMES_WIKIPEDIA_URL_FMT, north, south, east, west, GEONAMES_LANG, GEONAMES_MAX_ENTRIES );
g_free(north); north = NULL;
g_free(south); south = NULL;
g_free(east); east = NULL;
g_free(west); west = NULL;
- tmpname = download_url(uri);
+ tmpname = a_download_uri_to_tmp_file ( uri, NULL );
if (!tmpname) {
none_found(vw);
return;
wiki_wp = vik_waypoint_new();
wiki_wp->visible = TRUE;
vik_coord_load_from_latlon(&(wiki_wp->coord), vik_trw_layer_get_coord_mode ( vtl ), &(wiki_geoname->ll));
- vik_waypoint_set_comment(wiki_wp, wiki_geoname->desc);
+ wiki_wp->altitude = wiki_geoname->elevation;
+ vik_waypoint_set_comment(wiki_wp, wiki_geoname->cmt);
+ vik_waypoint_set_description(wiki_wp, wiki_geoname->desc);
+ // Use the featue type to generate a suitable waypoint icon
+ // http://www.geonames.org/wikipedia/wikipedia_features.html
+ // Only a few values supported as only a few symbols make sense
+ if ( wiki_geoname->feature ) {
+ if ( !strcmp (wiki_geoname->feature, "city") )
+ vik_waypoint_set_symbol(wiki_wp, "city (medium)");
+ if ( !strcmp (wiki_geoname->feature, "edu") )
+ vik_waypoint_set_symbol(wiki_wp, "school");
+ if ( !strcmp (wiki_geoname->feature, "airport") )
+ vik_waypoint_set_symbol(wiki_wp, "airport");
+ if ( !strcmp (wiki_geoname->feature, "mountain") )
+ vik_waypoint_set_symbol(wiki_wp, "summit");
+ if ( !strcmp (wiki_geoname->feature, "forest") )
+ vik_waypoint_set_symbol(wiki_wp, "forest");
+ }
vik_trw_layer_filein_add_waypoint ( vtl, wiki_geoname->name, wiki_wp );
wp_runner = g_list_next(wp_runner);
}
free_geoname_list(selected);
g_free(uri);
if (tmpname) {
+ g_remove(tmpname);
g_free(tmpname);
}
- vik_layers_panel_emit_update(vlp);
}