[andy/viking.git] / src / datasource_gc.c

/*
 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
 *
 * Copyright (C) 2003-2007, Evan Battaglia <gtoevan@gmx.net>
 *
 * 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
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * 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
 *
 */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef VIK_CONFIG_GEOCACHES
#include <string.h>

#include <glib/gi18n.h>

#include "viking.h"
#include "babel.h"
#include "gpx.h"
#include "acquire.h"
#include "preferences.h"

// Could have an array of programs instead...
#define GC_PROGRAM1 "geo-nearest"
#define GC_PROGRAM2 "geo-html2gpx"

/* params will be geocaching.username, geocaching.password */
/* we have to make sure these don't collide. */
#define VIKING_GC_PARAMS_GROUP_KEY "geocaching"
#define VIKING_GC_PARAMS_NAMESPACE "geocaching."


typedef struct {
  GtkWidget *num_spin;
  GtkWidget *center_entry; // TODO make separate widgets for lat/lon
  GtkWidget *miles_radius_spin;

  GdkGC *circle_gc;
  VikViewport *vvp;
  gboolean circle_onscreen;
  gint circle_x, circle_y, circle_width;
} datasource_gc_widgets_t;


static gpointer datasource_gc_init ( acq_vik_t *avt );
static void datasource_gc_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
static void datasource_gc_get_cmd_string ( datasource_gc_widgets_t *widgets, gchar **cmd, gchar **input_file_type, gpointer not_used );
static void datasource_gc_cleanup ( datasource_gc_widgets_t *widgets );
static gchar *datasource_gc_check_existence ();

#define METERSPERMILE 1609.344

VikDataSourceInterface vik_datasource_gc_interface = {
  N_("Download Geocaches"),
  N_("Geocaching.com Caches"),
  VIK_DATASOURCE_ADDTOLAYER,
  VIK_DATASOURCE_INPUTTYPE_NONE,
  TRUE, // Yes automatically update the display - otherwise we won't see the geocache waypoints!
  TRUE,
  TRUE,
  (VikDataSourceInitFunc)		datasource_gc_init,
  (VikDataSourceCheckExistenceFunc)	datasource_gc_check_existence,
  (VikDataSourceAddSetupWidgetsFunc)	datasource_gc_add_setup_widgets,
  (VikDataSourceGetCmdStringFunc)	datasource_gc_get_cmd_string,
  (VikDataSourceProcessFunc)		a_babel_convert_from_shellcommand,
  (VikDataSourceProgressFunc)		NULL,
  (VikDataSourceAddProgressWidgetsFunc)	NULL,
  (VikDataSourceCleanupFunc)		datasource_gc_cleanup,
  (VikDataSourceOffFunc)                NULL,
};

static VikLayerParam prefs[] = {
  { VIK_LAYER_NUM_TYPES, VIKING_GC_PARAMS_NAMESPACE "username", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("geocaching.com username:"), VIK_LAYER_WIDGET_ENTRY, NULL, NULL, NULL, NULL, NULL },
  { VIK_LAYER_NUM_TYPES, VIKING_GC_PARAMS_NAMESPACE "password", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("geocaching.com password:"), VIK_LAYER_WIDGET_ENTRY, NULL, NULL, NULL, NULL, NULL },
};

void a_datasource_gc_init()
{
  a_preferences_register_group ( VIKING_GC_PARAMS_GROUP_KEY, "Geocaching" );

  VikLayerParamData tmp;
  tmp.s = "username";
  a_preferences_register(prefs, tmp, VIKING_GC_PARAMS_GROUP_KEY);
  tmp.s = "password";
  a_preferences_register(prefs+1, tmp, VIKING_GC_PARAMS_GROUP_KEY);
}


static gpointer datasource_gc_init ( acq_vik_t *avt )
{
  datasource_gc_widgets_t *widgets = g_malloc(sizeof(*widgets));
  return widgets;
}

static gchar *datasource_gc_check_existence ()
{
  gboolean OK1 = FALSE;
  gboolean OK2 = FALSE;

  gchar *location1 = g_find_program_in_path(GC_PROGRAM1);
  if ( location1 ) {
    g_free(location1);
    OK1 = TRUE;
  }

  gchar *location2 = g_find_program_in_path(GC_PROGRAM2);
  if ( location2 ) {
    g_free(location2);
    OK2 = TRUE;
  }

  if ( OK1 && OK2 )
    return NULL;

  return g_strdup_printf(_("Can't find %s or %s in path! Check that you have installed it correctly."), GC_PROGRAM1, GC_PROGRAM2);
}

static void datasource_gc_draw_circle ( datasource_gc_widgets_t *widgets )
{
  gdouble lat, lon;
  if ( widgets->circle_onscreen ) {
    vik_viewport_draw_arc ( widgets->vvp, widgets->circle_gc, FALSE,
		widgets->circle_x - widgets->circle_width/2,
		widgets->circle_y - widgets->circle_width/2,
		widgets->circle_width, widgets->circle_width, 0, 360*64 );
  }
  /* calculate widgets circle_x and circle_y */
  /* split up lat,lon into lat and lon */
  if ( 2 == sscanf ( gtk_entry_get_text ( GTK_ENTRY(widgets->center_entry) ), "%lf,%lf", &lat, &lon ) ) {
    struct LatLon ll;
    VikCoord c;
    gint x, y;

    ll.lat = lat; ll.lon = lon;
    vik_coord_load_from_latlon ( &c, vik_viewport_get_coord_mode ( widgets->vvp ), &ll );
    vik_viewport_coord_to_screen ( widgets->vvp, &c, &x, &y );
    /* TODO: real calculation */
    if ( x > -1000 && y > -1000 && x < (vik_viewport_get_width(widgets->vvp) + 1000) &&
	y < (vik_viewport_get_width(widgets->vvp) + 1000) ) {
      VikCoord c1, c2;
      gdouble pixels_per_meter;

      widgets->circle_x = x;
      widgets->circle_y = y;

      /* determine miles per pixel */
      vik_viewport_screen_to_coord ( widgets->vvp, 0, vik_viewport_get_height(widgets->vvp)/2, &c1 );
      vik_viewport_screen_to_coord ( widgets->vvp, vik_viewport_get_width(widgets->vvp), vik_viewport_get_height(widgets->vvp)/2, &c2 );
      pixels_per_meter = ((gdouble)vik_viewport_get_width(widgets->vvp)) / vik_coord_diff(&c1, &c2);

      /* this is approximate */
      widgets->circle_width = gtk_spin_button_get_value_as_float ( GTK_SPIN_BUTTON(widgets->miles_radius_spin) )
		* METERSPERMILE * pixels_per_meter * 2;

      vik_viewport_draw_arc ( widgets->vvp, widgets->circle_gc, FALSE,
		widgets->circle_x - widgets->circle_width/2,
		widgets->circle_y - widgets->circle_width/2,
		widgets->circle_width, widgets->circle_width, 0, 360*64 );

      widgets->circle_onscreen = TRUE;
    } else
      widgets->circle_onscreen = FALSE;
  }

  /* see if onscreen */
  /* okay */
  vik_viewport_sync ( widgets->vvp );
}

static void datasource_gc_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data )
{
  datasource_gc_widgets_t *widgets = (datasource_gc_widgets_t *)user_data;
  GtkWidget *num_label, *center_label, *miles_radius_label;
  struct LatLon ll;
  gchar *s_ll;

  num_label = gtk_label_new (_("Number geocaches:"));
  widgets->num_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new( 20, 1, 1000, 10, 20, 0 )), 10, 0 );
  center_label = gtk_label_new (_("Centered around:"));
  widgets->center_entry = gtk_entry_new();
  miles_radius_label = gtk_label_new ("Miles Radius:");
  widgets->miles_radius_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new( 5, 1, 1000, 1, 20, 0 )), 25, 1 );

  vik_coord_to_latlon ( vik_viewport_get_center(vvp), &ll );
  s_ll = g_strdup_printf("%f,%f", ll.lat, ll.lon );
  gtk_entry_set_text ( GTK_ENTRY(widgets->center_entry), s_ll );
  g_free ( s_ll );


  widgets->vvp = vvp;
  widgets->circle_gc = vik_viewport_new_gc ( vvp, "#000000", 3 );
  gdk_gc_set_function ( widgets->circle_gc, GDK_INVERT );
  widgets->circle_onscreen = TRUE;
  datasource_gc_draw_circle ( widgets );

  g_signal_connect_swapped ( G_OBJECT(widgets->center_entry), "changed", G_CALLBACK(datasource_gc_draw_circle), widgets );
  g_signal_connect_swapped ( G_OBJECT(widgets->miles_radius_spin), "value-changed", G_CALLBACK(datasource_gc_draw_circle), widgets );

  /* Packing all these widgets */
  GtkBox *box = GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog)));
  gtk_box_pack_start ( box, num_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, widgets->num_spin, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, center_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, widgets->center_entry, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, miles_radius_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, widgets->miles_radius_spin, FALSE, FALSE, 5 );
  gtk_widget_show_all(dialog);
}

static void datasource_gc_get_cmd_string ( datasource_gc_widgets_t *widgets, gchar **cmd, gchar **input_file_type, gpointer not_used )
{
  //gchar *safe_string = g_shell_quote ( gtk_entry_get_text ( GTK_ENTRY(widgets->center_entry) ) );
  gchar *safe_user = g_shell_quote ( a_preferences_get ( VIKING_GC_PARAMS_NAMESPACE "username")->s );
  gchar *safe_pass = g_shell_quote ( a_preferences_get ( VIKING_GC_PARAMS_NAMESPACE "password")->s );
  gchar *slat, *slon;
  gdouble lat, lon;
  if ( 2 != sscanf ( gtk_entry_get_text ( GTK_ENTRY(widgets->center_entry) ), "%lf,%lf", &lat, &lon ) ) {
    g_warning (_("Broken input - using some defaults"));
    lat = a_vik_get_default_lat();
    lon = a_vik_get_default_long();
  }
  // Convert double as string in C locale
  slat = a_coords_dtostr ( lat );
  slon = a_coords_dtostr ( lon );

  // Unix specific shell commands
  // 1. Remove geocache webpages (maybe be from different location)
  // 2, Gets upto n geocaches as webpages for the specified user in radius r Miles
  // 3. Converts webpages into a single waypoint file, ignoring zero location waypoints '-z'
  //       Probably as they are premium member only geocaches and user is only a basic member
  //  Final output is piped into GPSbabel - hence removal of *html is done at beginning of the command sequence
  *cmd = g_strdup_printf( "rm -f ~/.geo/caches/*html ; %s -P -n%d -r%.1fM -u %s -p %s %s %s ; %s -z ~/.geo/caches/*html ",
			  GC_PROGRAM1,
			  gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(widgets->num_spin) ),
			  gtk_spin_button_get_value_as_float ( GTK_SPIN_BUTTON(widgets->miles_radius_spin) ),
			  safe_user,
			  safe_pass,
			  slat, slon,
			  GC_PROGRAM2 );
  *input_file_type = NULL;
  //g_free ( safe_string );
  g_free ( safe_user );
  g_free ( safe_pass );
  g_free ( slat );
  g_free ( slon );
}

static void datasource_gc_cleanup ( datasource_gc_widgets_t *widgets )
{
  if ( widgets->circle_onscreen ) {
    vik_viewport_draw_arc ( widgets->vvp, widgets->circle_gc, FALSE,
		widgets->circle_x - widgets->circle_width/2,
		widgets->circle_y - widgets->circle_width/2,
		widgets->circle_width, widgets->circle_width, 0, 360*64 );
    vik_viewport_sync( widgets->vvp );
  }
  g_free ( widgets );
}
#endif /* VIK_CONFIG_GEOCACHES */
Commit	Line	Data
3333c069 EB	1	/*
	2	* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
	3	*
a482007a	4	* Copyright (C) 2003-2007, Evan Battaglia <gtoevan@gmx.net>
3333c069 EB	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	*/
8aad4ca3	21	#ifdef HAVE_CONFIG_H
08a1fa12	22	#include "config.h"
8aad4ca3	23	#endif
1ef9e637	24	#ifdef VIK_CONFIG_GEOCACHES
3333c069 EB	25	#include <string.h>
3333c069 EB	26
4c77d5e0	27	#include <glib/gi18n.h>
28c82d8b	28
3333c069 EB	29	#include "viking.h"
	30	#include "babel.h"
	31	#include "gpx.h"
	32	#include "acquire.h"
a5c8699d EB	33	#include "preferences.h"
a5c8699d EB	34
5f96aa1a RN	35	// Could have an array of programs instead...
	36	#define GC_PROGRAM1 "geo-nearest"
	37	#define GC_PROGRAM2 "geo-html2gpx"
	38
a5c8699d EB	39	/* params will be geocaching.username, geocaching.password */
	40	/* we have to make sure these don't collide. */
	41	#define VIKING_GC_PARAMS_GROUP_KEY "geocaching"
	42	#define VIKING_GC_PARAMS_NAMESPACE "geocaching."
	43
3333c069 EB	44
	45	typedef struct {
	46	GtkWidget *num_spin;
5f96aa1a	47	GtkWidget *center_entry; // TODO make separate widgets for lat/lon
28c82d8b EB	48	GtkWidget *miles_radius_spin;
	49
	50	GdkGC *circle_gc;
	51	VikViewport *vvp;
	52	gboolean circle_onscreen;
	53	gint circle_x, circle_y, circle_width;
3333c069 EB	54	} datasource_gc_widgets_t;
	55
	56
307abf54	57	static gpointer datasource_gc_init ( acq_vik_t *avt );
65f0ccab	58	static void datasource_gc_add_setup_widgets ( GtkWidget dialog, VikViewport vvp, gpointer user_data );
ed691ed1	59	static void datasource_gc_get_cmd_string ( datasource_gc_widgets_t widgets, gchar cmd, gchar *input_file_type, gpointer not_used );
28c82d8b	60	static void datasource_gc_cleanup ( datasource_gc_widgets_t *widgets );
92255687	61	static gchar *datasource_gc_check_existence ();
3333c069	62
28c82d8b EB	63	#define METERSPERMILE 1609.344
28c82d8b EB	64
3333c069	65	VikDataSourceInterface vik_datasource_gc_interface = {
4c77d5e0 GB	66	N_("Download Geocaches"),
4c77d5e0 GB	67	N_("Geocaching.com Caches"),
3333c069	68	VIK_DATASOURCE_ADDTOLAYER,
28c82d8b	69	VIK_DATASOURCE_INPUTTYPE_NONE,
5f96aa1a	70	TRUE, // Yes automatically update the display - otherwise we won't see the geocache waypoints!
28c82d8b	71	TRUE,
b623177a	72	TRUE,
65f0ccab	73	(VikDataSourceInitFunc) datasource_gc_init,
92255687	74	(VikDataSourceCheckExistenceFunc) datasource_gc_check_existence,
65f0ccab	75	(VikDataSourceAddSetupWidgetsFunc) datasource_gc_add_setup_widgets,
3333c069	76	(VikDataSourceGetCmdStringFunc) datasource_gc_get_cmd_string,
eb3f9398	77	(VikDataSourceProcessFunc) a_babel_convert_from_shellcommand,
3333c069 EB	78	(VikDataSourceProgressFunc) NULL,
3333c069 EB	79	(VikDataSourceAddProgressWidgetsFunc) NULL,
2b756ea0 RN	80	(VikDataSourceCleanupFunc) datasource_gc_cleanup,
2b756ea0 RN	81	(VikDataSourceOffFunc) NULL,
3333c069 EB	82	};
3333c069 EB	83
a5c8699d	84	static VikLayerParam prefs[] = {
a87f8fa1 RN	85	{ VIK_LAYER_NUM_TYPES, VIKING_GC_PARAMS_NAMESPACE "username", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("geocaching.com username:"), VIK_LAYER_WIDGET_ENTRY, NULL, NULL, NULL, NULL, NULL },
a87f8fa1 RN	86	{ VIK_LAYER_NUM_TYPES, VIKING_GC_PARAMS_NAMESPACE "password", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("geocaching.com password:"), VIK_LAYER_WIDGET_ENTRY, NULL, NULL, NULL, NULL, NULL },
a5c8699d EB	87	};
	88
	89	void a_datasource_gc_init()
	90	{
	91	a_preferences_register_group ( VIKING_GC_PARAMS_GROUP_KEY, "Geocaching" );
	92
	93	VikLayerParamData tmp;
	94	tmp.s = "username";
	95	a_preferences_register(prefs, tmp, VIKING_GC_PARAMS_GROUP_KEY);
	96	tmp.s = "password";
	97	a_preferences_register(prefs+1, tmp, VIKING_GC_PARAMS_GROUP_KEY);
	98	}
	99
	100
307abf54	101	static gpointer datasource_gc_init ( acq_vik_t *avt )
65f0ccab AF	102	{
	103	datasource_gc_widgets_t widgets = g_malloc(sizeof(widgets));
	104	return widgets;
	105	}
	106
92255687 EB	107	static gchar *datasource_gc_check_existence ()
92255687 EB	108	{
5f96aa1a RN	109	gboolean OK1 = FALSE;
	110	gboolean OK2 = FALSE;
	111
	112	gchar *location1 = g_find_program_in_path(GC_PROGRAM1);
	113	if ( location1 ) {
	114	g_free(location1);
	115	OK1 = TRUE;
92255687	116	}
5f96aa1a RN	117
	118	gchar *location2 = g_find_program_in_path(GC_PROGRAM2);
	119	if ( location2 ) {
	120	g_free(location2);
	121	OK2 = TRUE;
	122	}
	123
	124	if ( OK1 && OK2 )
	125	return NULL;
	126
	127	return g_strdup_printf(_("Can't find %s or %s in path! Check that you have installed it correctly."), GC_PROGRAM1, GC_PROGRAM2);
92255687	128	}
3333c069	129
28c82d8b EB	130	static void datasource_gc_draw_circle ( datasource_gc_widgets_t *widgets )
	131	{
	132	gdouble lat, lon;
	133	if ( widgets->circle_onscreen ) {
	134	vik_viewport_draw_arc ( widgets->vvp, widgets->circle_gc, FALSE,
	135	widgets->circle_x - widgets->circle_width/2,
	136	widgets->circle_y - widgets->circle_width/2,
	137	widgets->circle_width, widgets->circle_width, 0, 360*64 );
	138	}
	139	/* calculate widgets circle_x and circle_y */
	140	/* split up lat,lon into lat and lon */
	141	if ( 2 == sscanf ( gtk_entry_get_text ( GTK_ENTRY(widgets->center_entry) ), "%lf,%lf", &lat, &lon ) ) {
	142	struct LatLon ll;
	143	VikCoord c;
	144	gint x, y;
	145
	146	ll.lat = lat; ll.lon = lon;
	147	vik_coord_load_from_latlon ( &c, vik_viewport_get_coord_mode ( widgets->vvp ), &ll );
	148	vik_viewport_coord_to_screen ( widgets->vvp, &c, &x, &y );
	149	/* TODO: real calculation */
	150	if ( x > -1000 && y > -1000 && x < (vik_viewport_get_width(widgets->vvp) + 1000) &&
	151	y < (vik_viewport_get_width(widgets->vvp) + 1000) ) {
	152	VikCoord c1, c2;
	153	gdouble pixels_per_meter;
	154
	155	widgets->circle_x = x;
	156	widgets->circle_y = y;
	157
	158	/* determine miles per pixel */
	159	vik_viewport_screen_to_coord ( widgets->vvp, 0, vik_viewport_get_height(widgets->vvp)/2, &c1 );
	160	vik_viewport_screen_to_coord ( widgets->vvp, vik_viewport_get_width(widgets->vvp), vik_viewport_get_height(widgets->vvp)/2, &c2 );
	161	pixels_per_meter = ((gdouble)vik_viewport_get_width(widgets->vvp)) / vik_coord_diff(&c1, &c2);
	162
	163	/* this is approximate */
	164	widgets->circle_width = gtk_spin_button_get_value_as_float ( GTK_SPIN_BUTTON(widgets->miles_radius_spin) )
	165	* METERSPERMILE * pixels_per_meter * 2;
	166
	167	vik_viewport_draw_arc ( widgets->vvp, widgets->circle_gc, FALSE,
	168	widgets->circle_x - widgets->circle_width/2,
	169	widgets->circle_y - widgets->circle_width/2,
	170	widgets->circle_width, widgets->circle_width, 0, 360*64 );
	171
	172	widgets->circle_onscreen = TRUE;
	173	} else
	174	widgets->circle_onscreen = FALSE;
	175	}
	176
	177	/* see if onscreen */
	178	/* okay */
	179	vik_viewport_sync ( widgets->vvp );
	180	}
	181
65f0ccab	182	static void datasource_gc_add_setup_widgets ( GtkWidget dialog, VikViewport vvp, gpointer user_data )
3333c069	183	{
65f0ccab	184	datasource_gc_widgets_t widgets = (datasource_gc_widgets_t )user_data;
28c82d8b	185	GtkWidget num_label, center_label, *miles_radius_label;
3333c069 EB	186	struct LatLon ll;
	187	gchar *s_ll;
	188
4c77d5e0	189	num_label = gtk_label_new (_("Number geocaches:"));
5f96aa1a	190	widgets->num_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new( 20, 1, 1000, 10, 20, 0 )), 10, 0 );
4c77d5e0	191	center_label = gtk_label_new (_("Centered around:"));
3333c069	192	widgets->center_entry = gtk_entry_new();
28c82d8b	193	miles_radius_label = gtk_label_new ("Miles Radius:");
5f96aa1a	194	widgets->miles_radius_spin = gtk_spin_button_new ( GTK_ADJUSTMENT(gtk_adjustment_new( 5, 1, 1000, 1, 20, 0 )), 25, 1 );
3333c069 EB	195
	196	vik_coord_to_latlon ( vik_viewport_get_center(vvp), &ll );
	197	s_ll = g_strdup_printf("%f,%f", ll.lat, ll.lon );
	198	gtk_entry_set_text ( GTK_ENTRY(widgets->center_entry), s_ll );
	199	g_free ( s_ll );
	200
28c82d8b EB	201
	202	widgets->vvp = vvp;
	203	widgets->circle_gc = vik_viewport_new_gc ( vvp, "#000000", 3 );
	204	gdk_gc_set_function ( widgets->circle_gc, GDK_INVERT );
5f96aa1a	205	widgets->circle_onscreen = TRUE;
28c82d8b EB	206	datasource_gc_draw_circle ( widgets );
	207
	208	g_signal_connect_swapped ( G_OBJECT(widgets->center_entry), "changed", G_CALLBACK(datasource_gc_draw_circle), widgets );
	209	g_signal_connect_swapped ( G_OBJECT(widgets->miles_radius_spin), "value-changed", G_CALLBACK(datasource_gc_draw_circle), widgets );
	210
0328eaf5 GB	211	/* Packing all these widgets */
	212	GtkBox *box = GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog)));
	213	gtk_box_pack_start ( box, num_label, FALSE, FALSE, 5 );
	214	gtk_box_pack_start ( box, widgets->num_spin, FALSE, FALSE, 5 );
	215	gtk_box_pack_start ( box, center_label, FALSE, FALSE, 5 );
	216	gtk_box_pack_start ( box, widgets->center_entry, FALSE, FALSE, 5 );
	217	gtk_box_pack_start ( box, miles_radius_label, FALSE, FALSE, 5 );
	218	gtk_box_pack_start ( box, widgets->miles_radius_spin, FALSE, FALSE, 5 );
3333c069	219	gtk_widget_show_all(dialog);
3333c069 EB	220	}
3333c069 EB	221
ed691ed1	222	static void datasource_gc_get_cmd_string ( datasource_gc_widgets_t widgets, gchar cmd, gchar *input_file_type, gpointer not_used )
3333c069	223	{
5f96aa1a	224	//gchar *safe_string = g_shell_quote ( gtk_entry_get_text ( GTK_ENTRY(widgets->center_entry) ) );
a5c8699d EB	225	gchar *safe_user = g_shell_quote ( a_preferences_get ( VIKING_GC_PARAMS_NAMESPACE "username")->s );
a5c8699d EB	226	gchar *safe_pass = g_shell_quote ( a_preferences_get ( VIKING_GC_PARAMS_NAMESPACE "password")->s );
5dc7ffd5	227	gchar slat, slon;
5f96aa1a RN	228	gdouble lat, lon;
	229	if ( 2 != sscanf ( gtk_entry_get_text ( GTK_ENTRY(widgets->center_entry) ), "%lf,%lf", &lat, &lon ) ) {
	230	g_warning (_("Broken input - using some defaults"));
	231	lat = a_vik_get_default_lat();
	232	lon = a_vik_get_default_long();
	233	}
5dc7ffd5 GB	234	// Convert double as string in C locale
	235	slat = a_coords_dtostr ( lat );
	236	slon = a_coords_dtostr ( lon );
5f96aa1a RN	237
	238	// Unix specific shell commands
	239	// 1. Remove geocache webpages (maybe be from different location)
	240	// 2, Gets upto n geocaches as webpages for the specified user in radius r Miles
	241	// 3. Converts webpages into a single waypoint file, ignoring zero location waypoints '-z'
	242	// Probably as they are premium member only geocaches and user is only a basic member
	243	// Final output is piped into GPSbabel - hence removal of *html is done at beginning of the command sequence
5dc7ffd5	244	cmd = g_strdup_printf( "rm -f ~/.geo/caches/html ; %s -P -n%d -r%.1fM -u %s -p %s %s %s ; %s -z ~/.geo/caches/*html ",
5f96aa1a RN	245	GC_PROGRAM1,
	246	gtk_spin_button_get_value_as_int ( GTK_SPIN_BUTTON(widgets->num_spin) ),
	247	gtk_spin_button_get_value_as_float ( GTK_SPIN_BUTTON(widgets->miles_radius_spin) ),
	248	safe_user,
	249	safe_pass,
5dc7ffd5	250	slat, slon,
5f96aa1a	251	GC_PROGRAM2 );
28c82d8b	252	*input_file_type = NULL;
5f96aa1a	253	//g_free ( safe_string );
a5c8699d EB	254	g_free ( safe_user );
a5c8699d EB	255	g_free ( safe_pass );
5dc7ffd5 GB	256	g_free ( slat );
5dc7ffd5 GB	257	g_free ( slon );
3333c069 EB	258	}
3333c069 EB	259
28c82d8b	260	static void datasource_gc_cleanup ( datasource_gc_widgets_t *widgets )
3333c069	261	{
28c82d8b EB	262	if ( widgets->circle_onscreen ) {
	263	vik_viewport_draw_arc ( widgets->vvp, widgets->circle_gc, FALSE,
	264	widgets->circle_x - widgets->circle_width/2,
	265	widgets->circle_y - widgets->circle_width/2,
	266	widgets->circle_width, widgets->circle_width, 0, 360*64 );
	267	vik_viewport_sync( widgets->vvp );
	268	}
	269	g_free ( widgets );
3333c069	270	}
1ef9e637	271	#endif /* VIK_CONFIG_GEOCACHES */