/*
* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
*
- * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
+ * Copyright (C) 2003-2005, Quy Tonthat <qtonthat@gmail.com>
+ * Copyright (C) 2009, Guilhem Bonnefille <guilhem.bonnefille@gmail.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
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Created by Quy Tonthat <qtonthat@gmail.com>
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include <glib/gi18n.h>
#include "viking.h"
-#include "util.h"
#include "curl_download.h"
-#define GOOGLE_SEARCH_URL_FMT "http://maps.google.com/maps?q=%s&output=js"
-#define GOOGLE_SEARCH_PATTERN_1 "{center:{lat:"
-#define GOOGLE_SEARCH_PATTERN_2 ",lng:"
-#define GOOGLE_SEARCH_NOT_FOUND "not understand the location"
-
-static gchar *last_search_str = NULL;
-static VikCoord *last_coord = NULL;
-static gchar *last_successful_search_str = NULL;
-
-static DownloadOptions googlesearch_options = { "http://maps.google.com/", 0, a_check_map_file };
-
-gchar * a_googlesearch_get_search_string_for_this_place(VikWindow *vw)
-{
- if (!last_coord)
- return NULL;
+#include "googlesearch.h"
- VikViewport *vvp = vik_window_viewport(vw);
- const VikCoord *cur_center = vik_viewport_get_center(vvp);
- if (vik_coord_equals(cur_center, last_coord)) {
- return(last_successful_search_str);
- }
- else
- return NULL;
-}
+/* Compatibility */
+#if ! GLIB_CHECK_VERSION(2,22,0)
+#define g_mapped_file_unref g_mapped_file_free
+#endif
-static gboolean prompt_try_again(VikWindow *vw)
-{
- GtkWidget *dialog = NULL;
- gboolean ret = TRUE;
+#define GOOGLE_GOTO_URL_FMT "http://maps.google.com/maps?q=%s&output=js"
+#define GOOGLE_GOTO_PATTERN_1 "{center:{lat:"
+#define GOOGLE_GOTO_PATTERN_2 ",lng:"
+#define GOOGLE_GOTO_NOT_FOUND "not understand the location"
- dialog = gtk_dialog_new_with_buttons ( "", GTK_WINDOW(vw), 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL );
- gtk_window_set_title(GTK_WINDOW(dialog), _("Search"));
+static DownloadFileOptions googlesearch_options = { FALSE, FALSE, "http://maps.google.com/", 2, a_check_map_file, NULL, NULL };
- GtkWidget *search_label = gtk_label_new(_("I don't know that place. Do you want another search?"));
- gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), search_label, FALSE, FALSE, 5 );
- gtk_widget_show_all(dialog);
+static void google_goto_tool_finalize ( GObject *gob );
- if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) != GTK_RESPONSE_ACCEPT )
- ret = FALSE;
+static gchar *google_goto_tool_get_url_format ( VikGotoTool *self );
+static DownloadFileOptions *google_goto_tool_get_download_options ( VikGotoTool *self );
+static gboolean google_goto_tool_parse_file_for_latlon(VikGotoTool *self, gchar *filename, struct LatLon *ll);
- gtk_widget_destroy(dialog);
- return ret;
-}
+G_DEFINE_TYPE (GoogleGotoTool, google_goto_tool, VIK_GOTO_TOOL_TYPE)
-static gchar * a_prompt_for_search_string(VikWindow *vw)
+static void google_goto_tool_class_init ( GoogleGotoToolClass *klass )
{
- GtkWidget *dialog = NULL;
+ GObjectClass *object_class;
+ VikGotoToolClass *parent_class;
- dialog = gtk_dialog_new_with_buttons ( "", GTK_WINDOW(vw), 0, GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT, NULL );
- gtk_window_set_title(GTK_WINDOW(dialog), _("Search"));
+ object_class = G_OBJECT_CLASS (klass);
- GtkWidget *search_label = gtk_label_new(_("Enter address or place name:"));
- GtkWidget *search_entry = gtk_entry_new();
- if (last_search_str)
- gtk_entry_set_text(GTK_ENTRY(search_entry), last_search_str);
+ object_class->finalize = google_goto_tool_finalize;
- gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), search_label, FALSE, FALSE, 5 );
- gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), search_entry, FALSE, FALSE, 5 );
- gtk_widget_show_all(dialog);
+ parent_class = VIK_GOTO_TOOL_CLASS (klass);
- if ( gtk_dialog_run ( GTK_DIALOG(dialog) ) != GTK_RESPONSE_ACCEPT ) {
- gtk_widget_destroy(dialog);
- return NULL;
- }
-
- gchar *search_str = g_strdup ( gtk_entry_get_text ( GTK_ENTRY(search_entry) ) );
+ parent_class->get_url_format = google_goto_tool_get_url_format;
+ parent_class->get_download_options = google_goto_tool_get_download_options;
+ parent_class->parse_file_for_latlon = google_goto_tool_parse_file_for_latlon;
+}
- gtk_widget_destroy(dialog);
+GoogleGotoTool *google_goto_tool_new ()
+{
+ return GOOGLE_GOTO_TOOL ( g_object_new ( GOOGLE_GOTO_TOOL_TYPE, "label", "Google", NULL ) );
+}
- if (search_str[0] != '\0') {
- if (last_search_str)
- g_free(last_search_str);
- last_search_str = g_strdup(search_str);
- }
+static void google_goto_tool_init ( GoogleGotoTool *vlp )
+{
+}
- return(search_str); /* search_str needs to be freed by caller */
+static void google_goto_tool_finalize ( GObject *gob )
+{
+ G_OBJECT_GET_CLASS(gob)->finalize(gob);
}
-static gboolean parse_file_for_latlon(gchar *file_name, struct LatLon *ll)
+static gboolean google_goto_tool_parse_file_for_latlon(VikGotoTool *self, gchar *file_name, struct LatLon *ll)
{
gchar *text, *pat;
GMappedFile *mf;
if ((mf = g_mapped_file_new(file_name, FALSE, NULL)) == NULL) {
g_critical(_("couldn't map temp file"));
- exit(1);
+ return FALSE;
}
len = g_mapped_file_get_length(mf);
text = g_mapped_file_get_contents(mf);
- if (g_strstr_len(text, len, GOOGLE_SEARCH_NOT_FOUND) != NULL) {
+ if (g_strstr_len(text, len, GOOGLE_GOTO_NOT_FOUND) != NULL) {
found = FALSE;
goto done;
}
- if ((pat = g_strstr_len(text, len, GOOGLE_SEARCH_PATTERN_1)) == NULL) {
+ if ((pat = g_strstr_len(text, len, GOOGLE_GOTO_PATTERN_1)) == NULL) {
found = FALSE;
goto done;
}
- pat += strlen(GOOGLE_SEARCH_PATTERN_1);
+ pat += strlen(GOOGLE_GOTO_PATTERN_1);
s = lat_buf;
if (*pat == '-')
*s++ = *pat++;
goto done;
}
- if (strncmp(pat, GOOGLE_SEARCH_PATTERN_2, strlen(GOOGLE_SEARCH_PATTERN_2))) {
+ if (strncmp(pat, GOOGLE_GOTO_PATTERN_2, strlen(GOOGLE_GOTO_PATTERN_2))) {
found = FALSE;
goto done;
}
- pat += strlen(GOOGLE_SEARCH_PATTERN_2);
+ pat += strlen(GOOGLE_GOTO_PATTERN_2);
s = lon_buf;
if (*pat == '-')
ll->lon = g_ascii_strtod(lon_buf, NULL);
done:
- g_mapped_file_free(mf);
+ g_mapped_file_unref(mf);
return (found);
}
-static int google_search_get_coord(VikWindow *vw, VikViewport *vvp, gchar *srch_str, VikCoord *coord)
+static gchar *google_goto_tool_get_url_format ( VikGotoTool *self )
{
- FILE *tmp_file;
- int tmp_fd;
- gchar *tmpname;
- gchar *uri;
- gchar *escaped_srch_str;
- int ret = 0; /* OK */
- struct LatLon ll;
-
- g_debug("%s: raw search: %s", __FUNCTION__, srch_str);
-
- escaped_srch_str = uri_escape(srch_str);
-
- g_debug("%s: escaped search: %s", __FUNCTION__, escaped_srch_str);
-
- 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+");
- //uri = g_strdup_printf(GOOGLE_SEARCH_URL_FMT, srch_str);
- uri = g_strdup_printf(GOOGLE_SEARCH_URL_FMT, escaped_srch_str);
-
- /* TODO: curl may not be available */
- if (curl_download_uri(uri, tmp_file, &googlesearch_options)) { /* error */
- fclose(tmp_file);
- tmp_file = NULL;
- ret = -1;
- goto done;
- }
-
- fclose(tmp_file);
- tmp_file = NULL;
- if (!parse_file_for_latlon(tmpname, &ll)) {
- ret = -1;
- goto done;
- }
-
- vik_coord_load_from_latlon ( coord, vik_viewport_get_coord_mode(vvp), &ll );
-
- if (last_coord)
- g_free(last_coord);
- last_coord = g_malloc(sizeof(VikCoord));
- *last_coord = *coord;
- if (last_successful_search_str)
- g_free(last_successful_search_str);
- last_successful_search_str = g_strdup(last_search_str);
-
-done:
- g_free(escaped_srch_str);
- g_free(uri);
- g_remove(tmpname);
- g_free(tmpname);
- return ret;
+ return GOOGLE_GOTO_URL_FMT;
}
-void a_google_search(VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp)
+DownloadFileOptions *google_goto_tool_get_download_options ( VikGotoTool *self )
{
- VikCoord new_center;
- gchar *s_str;
- gboolean more = TRUE;
-
- do {
- s_str = a_prompt_for_search_string(vw);
- if ((!s_str) || (s_str[0] == 0)) {
- more = FALSE;
- }
-
- else if (!google_search_get_coord(vw, vvp, s_str, &new_center)) {
- vik_viewport_set_center_coord(vvp, &new_center);
- vik_layers_panel_emit_update(vlp);
- more = FALSE;
- }
- else if (!prompt_try_again(vw))
- more = FALSE;
- g_free(s_str);
- } while (more);
+ return &googlesearch_options;
}
-