[andy/viking.git] / src / osm-traces.c

/*
 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
 *
 * Copyright (C) 2007, 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
 * 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

#include <stdio.h>
#include <string.h>
#include <errno.h>

#include <curl/curl.h>
#include <curl/types.h>
#include <curl/easy.h>

#include <glib.h>
#include <glib/gstdio.h>
#include <glib/gi18n.h>

#include "viking.h"
#include "viktrwlayer.h"
#include "osm-traces.h"
#include "gpx.h"
#include "background.h"
#include "preferences.h"

/* params will be osm_traces.username, osm_traces.password */
/* we have to make sure these don't collide. */
#define VIKING_OSM_TRACES_PARAMS_GROUP_KEY "osm_traces"
#define VIKING_OSM_TRACES_PARAMS_NAMESPACE "osm_traces."

/**
 * Login to use for OSM uploading.
 */
static gchar *user = NULL;

/**
 * Password to use for OSM uploading.
 */
static gchar *password = NULL;

/**
 * Mutex to protect auth. token
 */
static GMutex *login_mutex = NULL;

/**
 * Different type of trace visibility.
 */
typedef struct _OsmTraceVis_t {
	const gchar *combostr;
	const gchar *apistr;
} OsmTraceVis_t;

static const OsmTraceVis_t OsmTraceVis[] = {
	{ N_("Identifiable (public w/ timestamps)"),	"identifiable" },
	{ N_("Trackable (private w/ timestamps)"),	"trackable" },
	{ N_("Public"),					"public" },
	{ N_("Private"),				"private" },
	{ NULL, NULL },
};

/**
 * Struct hosting needed info.
 */
typedef struct _OsmTracesInfo {
  gchar *name;
  gchar *description;
  gchar *tags;
  const OsmTraceVis_t *vistype;
  VikTrwLayer *vtl;
  gchar *track_name;
} OsmTracesInfo;

static VikLayerParam prefs[] = {
  { VIKING_OSM_TRACES_PARAMS_NAMESPACE "username", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("OSM username:"), VIK_LAYER_WIDGET_ENTRY },
  { VIKING_OSM_TRACES_PARAMS_NAMESPACE "password", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("OSM password:"), VIK_LAYER_WIDGET_PASSWORD },
};

/**
 * Free an OsmTracesInfo struct.
 */
static void oti_free(OsmTracesInfo *oti)
{
  if (oti) {
    /* Fields have been g_strdup'ed */
    g_free(oti->name); oti->name = NULL;
    g_free(oti->description); oti->description = NULL;
    g_free(oti->tags); oti->tags = NULL;
    g_free(oti->track_name); oti->track_name = NULL;
    
    g_object_unref(oti->vtl); oti->vtl = NULL;
  }
  /* Main struct has been g_malloc'ed */
  g_free(oti);
}

static const gchar *get_default_user()
{
  const gchar *default_user = NULL;

  /* Retrieve "standard" EMAIL varenv */
  default_user = g_getenv("EMAIL");

  return default_user;
}

static void set_login(const gchar *user_, const gchar *password_)
{
  /* Allocate mutex */
  if (login_mutex == NULL)
  {
    login_mutex = g_mutex_new();
  }
  g_mutex_lock(login_mutex);
  g_free(user); user = NULL;
  g_free(password); password = NULL;
  user        = g_strdup(user_);
  password    = g_strdup(password_);
  g_mutex_unlock(login_mutex);
}

static gchar *get_login()
{
  gchar *user_pass = NULL;
  g_mutex_lock(login_mutex);
  user_pass = g_strdup_printf("%s:%s", user, password);
  g_mutex_unlock(login_mutex);
  return user_pass;
}

/* initialisation */
void osm_traces_init () {
  /* Preferences */
  a_preferences_register_group ( VIKING_OSM_TRACES_PARAMS_GROUP_KEY, "OpenStreetMap traces" );

  VikLayerParamData tmp;
  tmp.s = "";
  a_preferences_register(prefs, tmp, VIKING_OSM_TRACES_PARAMS_GROUP_KEY);
  tmp.s = "";
  a_preferences_register(prefs+1, tmp, VIKING_OSM_TRACES_PARAMS_GROUP_KEY);

}

/*
 * Upload a file
 */
void osm_traces_upload_file(const char *user,
		            const char *password,
		            const char *file,
		            const char *filename,
		            const char *description,
		            const char *tags,
		            const OsmTraceVis_t *vistype)
{
  CURL *curl;
  CURLcode res;
  char curl_error_buffer[CURL_ERROR_SIZE];
  struct curl_slist *headers = NULL;
  struct curl_httppost *post=NULL;
  struct curl_httppost *last=NULL;

  char *base_url = "http://www.openstreetmap.org/api/0.6/gpx/create";

  gchar *user_pass = get_login();

  g_debug("%s: %s %s %s %s %s %s", __FUNCTION__,
  	  user, password, file, filename, description, tags);

  /* Init CURL */
  curl = curl_easy_init();

  /* Filling the form */
  curl_formadd(&post, &last,
               CURLFORM_COPYNAME, "description",
               CURLFORM_COPYCONTENTS, description, CURLFORM_END);
  curl_formadd(&post, &last,
               CURLFORM_COPYNAME, "tags",
               CURLFORM_COPYCONTENTS, tags, CURLFORM_END);
  curl_formadd(&post, &last,
               CURLFORM_COPYNAME, "visibility",
               CURLFORM_COPYCONTENTS, vistype->apistr, CURLFORM_END);
  curl_formadd(&post, &last,
               CURLFORM_COPYNAME, "file",
               CURLFORM_FILE, file,
               CURLFORM_FILENAME, filename,
	       CURLFORM_CONTENTTYPE, "text/xml", CURLFORM_END);

  /* Prepare request */
  /* As explained in http://wiki.openstreetmap.org/index.php/User:LA2 */
  /* Expect: header seems to produce incompatibilites between curl and httpd */
  headers = curl_slist_append(headers, "Expect: ");
  curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
  curl_easy_setopt(curl, CURLOPT_HTTPPOST, post);
  curl_easy_setopt(curl, CURLOPT_URL, base_url);
  curl_easy_setopt(curl, CURLOPT_USERPWD, user_pass);
  curl_easy_setopt(curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
  curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, curl_error_buffer);
  if (vik_verbose)
    curl_easy_setopt ( curl, CURLOPT_VERBOSE, 1 );

  /* Execute request */
  res = curl_easy_perform(curl);
  if (res == CURLE_OK)
  {
    long code;
    res = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &code);
    if (res == CURLE_OK)
    {
      g_debug("received valid curl response: %ld", code);
      if (code != 200)
        g_warning(_("failed to upload data: HTTP response is %ld"), code);
    }
    else
      g_error(_("curl_easy_getinfo failed: %d"), res);
  }
  else
    {
      g_warning(_("curl request failed: %s"), curl_error_buffer);
    }

  /* Memory */
  g_free(user_pass); user_pass = NULL;
  
  curl_formfree(post);
  curl_easy_cleanup(curl); 
}

/**
 * uploading function executed by the background" thread
 */
static void osm_traces_upload_thread ( OsmTracesInfo *oti, gpointer threaddata )
{
  /* Due to OSM limits, we have to enforce ele and time fields */
  static GpxWritingOptions options = { TRUE, TRUE };
  FILE *file = NULL;
  gchar *filename = NULL;
  int fd;
  GError *error = NULL;
  int ret;

  g_assert(oti != NULL);

  /* Opening temporary file */
  fd = g_file_open_tmp("viking_osm_upload_XXXXXX.gpx", &filename, &error);
  if (fd < 0) {
    g_error(_("failed to open temporary file: %s"), strerror(errno));
    return;
  }
  g_clear_error(&error);
  g_debug("%s: temporary file = %s", __FUNCTION__, filename);

  /* Creating FILE* */
  file = fdopen(fd, "w");

  /* writing gpx file */
  if (oti->track_name != NULL)
  {
    /* Upload only the selected track */
    VikTrack *track = vik_trw_layer_get_track(oti->vtl, oti->track_name);
    a_gpx_write_track_file_options(&options, oti->track_name, track, file);
  }
  else
  {
    /* Upload the whole VikTrwLayer */
    a_gpx_write_file_options(&options, oti->vtl, file);
  }
  
  /* We can close the file */
  /* This also close the associated fd */
  fclose(file);
  file = NULL;

  /* finally, upload it */
  osm_traces_upload_file(user, password, filename,
                         oti->name, oti->description, oti->tags, oti->vistype);

  /* Removing temporary file */
  ret = g_unlink(filename);
  if (ret != 0) {
    g_error(_("failed to unlink temporary file: %s"), strerror(errno));
  }
}

/**
 * Uploading a VikTrwLayer
 *
 * @param vtl VikTrwLayer
 * @param track_name if not null, the name of the track to upload
 */
static void osm_traces_upload_viktrwlayer ( VikTrwLayer *vtl, const gchar *track_name )
{
  GtkWidget *dia = gtk_dialog_new_with_buttons (_("OSM upload"),
                                                 VIK_GTK_WINDOW_FROM_LAYER(vtl),
                                                 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
                                                 GTK_STOCK_CANCEL,
                                                 GTK_RESPONSE_REJECT,
                                                 GTK_STOCK_OK,
                                                 GTK_RESPONSE_ACCEPT,
                                                 NULL);

  const gchar *default_user = get_default_user();
  const gchar *pref_user = a_preferences_get(VIKING_OSM_TRACES_PARAMS_NAMESPACE "username")->s;
  const gchar *pref_password = a_preferences_get(VIKING_OSM_TRACES_PARAMS_NAMESPACE "password")->s;
  const gchar *name = NULL;
  GtkWidget *user_label, *user_entry;
  GtkWidget *password_label, *password_entry;
  GtkWidget *name_label, *name_entry;
  GtkWidget *description_label, *description_entry;
  GtkWidget *tags_label, *tags_entry;
  GtkComboBox *visibility;
  const OsmTraceVis_t *vis_t;

  user_label = gtk_label_new(_("Email:"));
  user_entry = gtk_entry_new();
  if (user != NULL && user[0] != '\0')
    gtk_entry_set_text(GTK_ENTRY(user_entry), user);
  else if (pref_user != NULL && pref_user[0] != '\0')
    gtk_entry_set_text(GTK_ENTRY(user_entry), pref_user);
  else if (default_user != NULL)
    gtk_entry_set_text(GTK_ENTRY(user_entry), default_user);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), user_label, FALSE, FALSE, 0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), user_entry, FALSE, FALSE, 0);
  gtk_widget_set_tooltip_markup(GTK_WIDGET(user_entry),
                        _("The email used as login\n"
                        "<small>Enter the email you use to login into www.openstreetmap.org.</small>"));

  password_label = gtk_label_new(_("Password:"));
  password_entry = gtk_entry_new();
  if (password != NULL && password[0] != '\0')
    gtk_entry_set_text(GTK_ENTRY(password_entry), password);
  else if (pref_password != NULL)
    gtk_entry_set_text(GTK_ENTRY(password_entry), pref_password);
  /* This is a password -> invisible */
  gtk_entry_set_visibility(GTK_ENTRY(password_entry), FALSE);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), password_label, FALSE, FALSE, 0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), password_entry, FALSE, FALSE, 0);
  gtk_widget_set_tooltip_markup(GTK_WIDGET(password_entry),
                        _("The password used to login\n"
                        "<small>Enter the password you use to login into www.openstreetmap.org.</small>"));

  name_label = gtk_label_new(_("File's name:"));
  name_entry = gtk_entry_new();
  if (track_name != NULL)
    name = track_name;
  else
    name = vik_layer_get_name(VIK_LAYER(vtl));
  gtk_entry_set_text(GTK_ENTRY(name_entry), name);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), name_label, FALSE, FALSE, 0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), name_entry, FALSE, FALSE, 0);
  gtk_widget_set_tooltip_markup(GTK_WIDGET(name_entry),
                        _("The name of the file on OSM\n"
                        "<small>This is the name of the file created on the server."
			"This is not the name of the local file.</small>"));

  description_label = gtk_label_new(_("Description:"));
  description_entry = gtk_entry_new();
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), description_label, FALSE, FALSE, 0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), description_entry, FALSE, FALSE, 0);
  gtk_widget_set_tooltip_text(GTK_WIDGET(description_entry),
                        _("The description of the trace"));

  tags_label = gtk_label_new(_("Tags:"));
  tags_entry = gtk_entry_new();
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), tags_label, FALSE, FALSE, 0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), tags_entry, FALSE, FALSE, 0);
  gtk_widget_set_tooltip_text(GTK_WIDGET(tags_entry),
                        _("The tags associated to the trace"));

  visibility = GTK_COMBO_BOX(gtk_combo_box_new_text ());
  for (vis_t = OsmTraceVis; vis_t->combostr != NULL; vis_t++)
	gtk_combo_box_append_text(visibility, vis_t->combostr);
  /* Set identifiable by default */
  gtk_combo_box_set_active(visibility, 0);
  gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), GTK_WIDGET(visibility), FALSE, FALSE, 0);

  gtk_widget_show_all ( dia );
  gtk_widget_grab_focus ( description_entry );

  if ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_ACCEPT )
  {
    gchar *title = NULL;

    /* overwrite authentication info */
    set_login(gtk_entry_get_text(GTK_ENTRY(user_entry)),
              gtk_entry_get_text(GTK_ENTRY(password_entry)));

    /* Storing data for the future thread */
    OsmTracesInfo *info = g_malloc(sizeof(OsmTracesInfo));
    info->name        = g_strdup(gtk_entry_get_text(GTK_ENTRY(name_entry)));
    info->description = g_strdup(gtk_entry_get_text(GTK_ENTRY(description_entry)));
    /* TODO Normalize tags: they will be used as URL part */
    info->tags        = g_strdup(gtk_entry_get_text(GTK_ENTRY(tags_entry)));
    info->vistype     = &OsmTraceVis[gtk_combo_box_get_active(visibility)];
    info->vtl         = VIK_TRW_LAYER(g_object_ref(vtl));
    info->track_name  = (track_name == NULL) ? NULL : g_strdup(track_name);

    title = g_strdup_printf(_("Uploading %s to OSM"), info->name);

    /* launch the thread */
    a_background_thread(VIK_GTK_WINDOW_FROM_LAYER(vtl),          /* parent window */
			title,                                   /* description string */
			(vik_thr_func) osm_traces_upload_thread, /* function to call within thread */
			info,                                    /* pass along data */
			(vik_thr_free_func) oti_free,            /* function to free pass along data */
			(vik_thr_free_func) NULL,
			1 );
    g_free ( title ); title = NULL;
  }
  gtk_widget_destroy ( dia );
}

/**
 * Function called by the entry menu of a TrwLayer
 */
void osm_traces_upload_cb ( gpointer layer_and_vlp[2], guint file_type )
{
  osm_traces_upload_viktrwlayer(VIK_TRW_LAYER(layer_and_vlp[0]), NULL);
}

/**
 * Function called by the entry menu of a single track
 */
void osm_traces_upload_track_cb ( gpointer pass_along[6] )
{
  osm_traces_upload_viktrwlayer(VIK_TRW_LAYER(pass_along[0]), pass_along[3]);
}
Commit	Line	Data
3e7553ae GB	1	/*
	2	* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
	3	*
	4	* Copyright (C) 2007, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
	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	*/
4c77d5e0 GB	21	#ifdef HAVE_CONFIG_H
	22	#include "config.h"
	23	#endif
3e7553ae GB	24
	25	#include <stdio.h>
	26	#include <string.h>
3e7553ae GB	27	#include <errno.h>
	28
	29	#include <curl/curl.h>
	30	#include <curl/types.h>
	31	#include <curl/easy.h>
	32
	33	#include <glib.h>
	34	#include <glib/gstdio.h>
4c77d5e0	35	#include <glib/gi18n.h>
3e7553ae GB	36
	37	#include "viking.h"
	38	#include "viktrwlayer.h"
	39	#include "osm-traces.h"
	40	#include "gpx.h"
	41	#include "background.h"
843b99df GB	42	#include "preferences.h"
843b99df GB	43
9de6196a	44	/* params will be osm_traces.username, osm_traces.password */
843b99df GB	45	/* we have to make sure these don't collide. */
	46	#define VIKING_OSM_TRACES_PARAMS_GROUP_KEY "osm_traces"
	47	#define VIKING_OSM_TRACES_PARAMS_NAMESPACE "osm_traces."
3e7553ae GB	48
	49	/**
	50	* Login to use for OSM uploading.
	51	*/
	52	static gchar *user = NULL;
	53
	54	/**
	55	* Password to use for OSM uploading.
	56	*/
	57	static gchar *password = NULL;
	58
	59	/**
	60	* Mutex to protect auth. token
	61	*/
	62	static GMutex *login_mutex = NULL;
	63
8b589250 GS	64	/**
	65	* Different type of trace visibility.
	66	*/
	67	typedef struct _OsmTraceVis_t {
	68	const gchar *combostr;
	69	const gchar *apistr;
	70	} OsmTraceVis_t;
	71
	72	static const OsmTraceVis_t OsmTraceVis[] = {
502d25de GB	73	{ N_("Identifiable (public w/ timestamps)"), "identifiable" },
	74	{ N_("Trackable (private w/ timestamps)"), "trackable" },
	75	{ N_("Public"), "public" },
	76	{ N_("Private"), "private" },
8b589250 GS	77	{ NULL, NULL },
	78	};
	79
3e7553ae GB	80	/**
	81	* Struct hosting needed info.
	82	*/
	83	typedef struct _OsmTracesInfo {
	84	gchar *name;
	85	gchar *description;
	86	gchar *tags;
8b589250	87	const OsmTraceVis_t *vistype;
3e7553ae	88	VikTrwLayer *vtl;
5092de80	89	gchar *track_name;
3e7553ae GB	90	} OsmTracesInfo;
3e7553ae GB	91
843b99df GB	92	static VikLayerParam prefs[] = {
843b99df GB	93	{ VIKING_OSM_TRACES_PARAMS_NAMESPACE "username", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("OSM username:"), VIK_LAYER_WIDGET_ENTRY },
dd8bde3a	94	{ VIKING_OSM_TRACES_PARAMS_NAMESPACE "password", VIK_LAYER_PARAM_STRING, VIK_LAYER_GROUP_NONE, N_("OSM password:"), VIK_LAYER_WIDGET_PASSWORD },
843b99df GB	95	};
843b99df GB	96
3e7553ae GB	97	/**
	98	* Free an OsmTracesInfo struct.
	99	*/
	100	static void oti_free(OsmTracesInfo *oti)
	101	{
	102	if (oti) {
	103	/* Fields have been g_strdup'ed */
	104	g_free(oti->name); oti->name = NULL;
	105	g_free(oti->description); oti->description = NULL;
	106	g_free(oti->tags); oti->tags = NULL;
5092de80	107	g_free(oti->track_name); oti->track_name = NULL;
3e7553ae GB	108
	109	g_object_unref(oti->vtl); oti->vtl = NULL;
	110	}
	111	/* Main struct has been g_malloc'ed */
	112	g_free(oti);
	113	}
	114
624318ca	115	static const gchar *get_default_user()
51c15f41 GB	116	{
	117	const gchar *default_user = NULL;
	118
	119	/* Retrieve "standard" EMAIL varenv */
	120	default_user = g_getenv("EMAIL");
	121
	122	return default_user;
	123	}
	124
3e7553ae GB	125	static void set_login(const gchar user_, const gchar password_)
	126	{
	127	/* Allocate mutex */
	128	if (login_mutex == NULL)
	129	{
	130	login_mutex = g_mutex_new();
	131	}
	132	g_mutex_lock(login_mutex);
	133	g_free(user); user = NULL;
	134	g_free(password); password = NULL;
	135	user = g_strdup(user_);
	136	password = g_strdup(password_);
	137	g_mutex_unlock(login_mutex);
	138	}
	139
	140	static gchar *get_login()
	141	{
	142	gchar *user_pass = NULL;
	143	g_mutex_lock(login_mutex);
	144	user_pass = g_strdup_printf("%s:%s", user, password);
	145	g_mutex_unlock(login_mutex);
	146	return user_pass;
	147	}
	148
843b99df GB	149	/* initialisation */
	150	void osm_traces_init () {
	151	/* Preferences */
	152	a_preferences_register_group ( VIKING_OSM_TRACES_PARAMS_GROUP_KEY, "OpenStreetMap traces" );
	153
	154	VikLayerParamData tmp;
	155	tmp.s = "";
	156	a_preferences_register(prefs, tmp, VIKING_OSM_TRACES_PARAMS_GROUP_KEY);
	157	tmp.s = "";
	158	a_preferences_register(prefs+1, tmp, VIKING_OSM_TRACES_PARAMS_GROUP_KEY);
	159
	160	}
	161
3e7553ae GB	162	/*
	163	* Upload a file
	164	*/
	165	void osm_traces_upload_file(const char *user,
	166	const char *password,
	167	const char *file,
	168	const char *filename,
	169	const char *description,
	170	const char *tags,
8b589250	171	const OsmTraceVis_t *vistype)
3e7553ae GB	172	{
	173	CURL *curl;
	174	CURLcode res;
	175	char curl_error_buffer[CURL_ERROR_SIZE];
	176	struct curl_slist *headers = NULL;
	177	struct curl_httppost *post=NULL;
	178	struct curl_httppost *last=NULL;
3e7553ae	179
ffb5a285	180	char *base_url = "http://www.openstreetmap.org/api/0.6/gpx/create";
3e7553ae GB	181
	182	gchar *user_pass = get_login();
	183
	184	g_debug("%s: %s %s %s %s %s %s", __FUNCTION__,
	185	user, password, file, filename, description, tags);
	186
	187	/* Init CURL */
	188	curl = curl_easy_init();
	189
	190	/* Filling the form */
	191	curl_formadd(&post, &last,
	192	CURLFORM_COPYNAME, "description",
	193	CURLFORM_COPYCONTENTS, description, CURLFORM_END);
	194	curl_formadd(&post, &last,
	195	CURLFORM_COPYNAME, "tags",
	196	CURLFORM_COPYCONTENTS, tags, CURLFORM_END);
3e7553ae	197	curl_formadd(&post, &last,
8b589250 GS	198	CURLFORM_COPYNAME, "visibility",
8b589250 GS	199	CURLFORM_COPYCONTENTS, vistype->apistr, CURLFORM_END);
3e7553ae GB	200	curl_formadd(&post, &last,
	201	CURLFORM_COPYNAME, "file",
	202	CURLFORM_FILE, file,
	203	CURLFORM_FILENAME, filename,
	204	CURLFORM_CONTENTTYPE, "text/xml", CURLFORM_END);
	205
	206	/* Prepare request */
	207	/* As explained in http://wiki.openstreetmap.org/index.php/User:LA2 */
	208	/* Expect: header seems to produce incompatibilites between curl and httpd */
	209	headers = curl_slist_append(headers, "Expect: ");
	210	curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
	211	curl_easy_setopt(curl, CURLOPT_HTTPPOST, post);
	212	curl_easy_setopt(curl, CURLOPT_URL, base_url);
	213	curl_easy_setopt(curl, CURLOPT_USERPWD, user_pass);
	214	curl_easy_setopt(curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
5a7d2873	215	curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, curl_error_buffer);
2936913d GB	216	if (vik_verbose)
2936913d GB	217	curl_easy_setopt ( curl, CURLOPT_VERBOSE, 1 );
3e7553ae GB	218
	219	/* Execute request */
	220	res = curl_easy_perform(curl);
	221	if (res == CURLE_OK)
	222	{
	223	long code;
	224	res = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &code);
	225	if (res == CURLE_OK)
	226	{
	227	g_debug("received valid curl response: %ld", code);
	228	if (code != 200)
4c77d5e0	229	g_warning(_("failed to upload data: HTTP response is %ld"), code);
3e7553ae GB	230	}
3e7553ae GB	231	else
4c77d5e0	232	g_error(_("curl_easy_getinfo failed: %d"), res);
3e7553ae GB	233	}
	234	else
	235	{
4c77d5e0	236	g_warning(_("curl request failed: %s"), curl_error_buffer);
3e7553ae GB	237	}
	238
	239	/* Memory */
	240	g_free(user_pass); user_pass = NULL;
	241
	242	curl_formfree(post);
	243	curl_easy_cleanup(curl);
	244	}
	245
	246	/**
	247	* uploading function executed by the background" thread
	248	*/
	249	static void osm_traces_upload_thread ( OsmTracesInfo *oti, gpointer threaddata )
	250	{
0b72c435 OK	251	/* Due to OSM limits, we have to enforce ele and time fields */
0b72c435 OK	252	static GpxWritingOptions options = { TRUE, TRUE };
3e7553ae GB	253	FILE *file = NULL;
	254	gchar *filename = NULL;
	255	int fd;
	256	GError *error = NULL;
	257	int ret;
	258
	259	g_assert(oti != NULL);
	260
	261	/* Opening temporary file */
	262	fd = g_file_open_tmp("viking_osm_upload_XXXXXX.gpx", &filename, &error);
	263	if (fd < 0) {
4c77d5e0	264	g_error(_("failed to open temporary file: %s"), strerror(errno));
3e7553ae GB	265	return;
	266	}
	267	g_clear_error(&error);
	268	g_debug("%s: temporary file = %s", __FUNCTION__, filename);
	269
	270	/* Creating FILE* */
	271	file = fdopen(fd, "w");
	272
	273	/* writing gpx file */
5092de80 GB	274	if (oti->track_name != NULL)
	275	{
	276	/* Upload only the selected track */
	277	VikTrack *track = vik_trw_layer_get_track(oti->vtl, oti->track_name);
0b72c435	278	a_gpx_write_track_file_options(&options, oti->track_name, track, file);
5092de80 GB	279	}
5092de80 GB	280	else
0b72c435	281	{
5092de80	282	/* Upload the whole VikTrwLayer */
0b72c435 OK	283	a_gpx_write_file_options(&options, oti->vtl, file);
0b72c435 OK	284	}
3e7553ae GB	285
	286	/* We can close the file */
	287	/* This also close the associated fd */
	288	fclose(file);
8c060406	289	file = NULL;
3e7553ae GB	290
	291	/* finally, upload it */
	292	osm_traces_upload_file(user, password, filename,
8b589250	293	oti->name, oti->description, oti->tags, oti->vistype);
3e7553ae GB	294
	295	/* Removing temporary file */
	296	ret = g_unlink(filename);
	297	if (ret != 0) {
4c77d5e0	298	g_error(_("failed to unlink temporary file: %s"), strerror(errno));
3e7553ae GB	299	}
	300	}
	301
	302	/**
	303	* Uploading a VikTrwLayer
5092de80 GB	304	*
	305	* @param vtl VikTrwLayer
	306	* @param track_name if not null, the name of the track to upload
3e7553ae	307	*/
5092de80	308	static void osm_traces_upload_viktrwlayer ( VikTrwLayer vtl, const gchar track_name )
3e7553ae	309	{
4c77d5e0	310	GtkWidget *dia = gtk_dialog_new_with_buttons (_("OSM upload"),
3e7553ae GB	311	VIK_GTK_WINDOW_FROM_LAYER(vtl),
	312	GTK_DIALOG_MODAL \| GTK_DIALOG_DESTROY_WITH_PARENT,
	313	GTK_STOCK_CANCEL,
	314	GTK_RESPONSE_REJECT,
	315	GTK_STOCK_OK,
	316	GTK_RESPONSE_ACCEPT,
	317	NULL);
	318
843b99df GB	319	const gchar *default_user = get_default_user();
	320	const gchar *pref_user = a_preferences_get(VIKING_OSM_TRACES_PARAMS_NAMESPACE "username")->s;
	321	const gchar *pref_password = a_preferences_get(VIKING_OSM_TRACES_PARAMS_NAMESPACE "password")->s;
3e7553ae GB	322	const gchar *name = NULL;
	323	GtkWidget user_label, user_entry;
	324	GtkWidget password_label, password_entry;
	325	GtkWidget name_label, name_entry;
	326	GtkWidget description_label, description_entry;
	327	GtkWidget tags_label, tags_entry;
8b589250 GS	328	GtkComboBox *visibility;
8b589250 GS	329	const OsmTraceVis_t *vis_t;
3e7553ae	330
4c77d5e0	331	user_label = gtk_label_new(_("Email:"));
3e7553ae	332	user_entry = gtk_entry_new();
843b99df	333	if (user != NULL && user[0] != '\0')
3e7553ae	334	gtk_entry_set_text(GTK_ENTRY(user_entry), user);
843b99df GB	335	else if (pref_user != NULL && pref_user[0] != '\0')
	336	gtk_entry_set_text(GTK_ENTRY(user_entry), pref_user);
	337	else if (default_user != NULL)
	338	gtk_entry_set_text(GTK_ENTRY(user_entry), default_user);
3e7553ae GB	339	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), user_label, FALSE, FALSE, 0);
3e7553ae GB	340	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), user_entry, FALSE, FALSE, 0);
064a4ce9 SB	341	gtk_widget_set_tooltip_markup(GTK_WIDGET(user_entry),
	342	_("The email used as login\n"
	343	"<small>Enter the email you use to login into www.openstreetmap.org.</small>"));
3e7553ae	344
4c77d5e0	345	password_label = gtk_label_new(_("Password:"));
3e7553ae	346	password_entry = gtk_entry_new();
843b99df	347	if (password != NULL && password[0] != '\0')
3e7553ae	348	gtk_entry_set_text(GTK_ENTRY(password_entry), password);
843b99df GB	349	else if (pref_password != NULL)
843b99df GB	350	gtk_entry_set_text(GTK_ENTRY(password_entry), pref_password);
3e7553ae GB	351	/* This is a password -> invisible */
	352	gtk_entry_set_visibility(GTK_ENTRY(password_entry), FALSE);
	353	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), password_label, FALSE, FALSE, 0);
	354	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), password_entry, FALSE, FALSE, 0);
064a4ce9 SB	355	gtk_widget_set_tooltip_markup(GTK_WIDGET(password_entry),
	356	_("The password used to login\n"
	357	"<small>Enter the password you use to login into www.openstreetmap.org.</small>"));
3e7553ae	358
4c77d5e0	359	name_label = gtk_label_new(_("File's name:"));
3e7553ae	360	name_entry = gtk_entry_new();
5092de80 GB	361	if (track_name != NULL)
	362	name = track_name;
	363	else
	364	name = vik_layer_get_name(VIK_LAYER(vtl));
3e7553ae GB	365	gtk_entry_set_text(GTK_ENTRY(name_entry), name);
	366	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), name_label, FALSE, FALSE, 0);
	367	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), name_entry, FALSE, FALSE, 0);
064a4ce9 SB	368	gtk_widget_set_tooltip_markup(GTK_WIDGET(name_entry),
	369	_("The name of the file on OSM\n"
	370	"<small>This is the name of the file created on the server."
	371	"This is not the name of the local file.</small>"));
3e7553ae	372
4c77d5e0	373	description_label = gtk_label_new(_("Description:"));
3e7553ae GB	374	description_entry = gtk_entry_new();
	375	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), description_label, FALSE, FALSE, 0);
	376	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), description_entry, FALSE, FALSE, 0);
064a4ce9 SB	377	gtk_widget_set_tooltip_text(GTK_WIDGET(description_entry),
064a4ce9 SB	378	_("The description of the trace"));
3e7553ae	379
4c77d5e0	380	tags_label = gtk_label_new(_("Tags:"));
3e7553ae GB	381	tags_entry = gtk_entry_new();
	382	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), tags_label, FALSE, FALSE, 0);
	383	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), tags_entry, FALSE, FALSE, 0);
064a4ce9 SB	384	gtk_widget_set_tooltip_text(GTK_WIDGET(tags_entry),
064a4ce9 SB	385	_("The tags associated to the trace"));
3e7553ae	386
8b589250 GS	387	visibility = GTK_COMBO_BOX(gtk_combo_box_new_text ());
	388	for (vis_t = OsmTraceVis; vis_t->combostr != NULL; vis_t++)
	389	gtk_combo_box_append_text(visibility, vis_t->combostr);
	390	/* Set identifiable by default */
	391	gtk_combo_box_set_active(visibility, 0);
	392	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dia)->vbox), GTK_WIDGET(visibility), FALSE, FALSE, 0);
	393
	394	gtk_widget_show_all ( dia );
	395	gtk_widget_grab_focus ( description_entry );
3e7553ae GB	396
	397	if ( gtk_dialog_run ( GTK_DIALOG(dia) ) == GTK_RESPONSE_ACCEPT )
	398	{
	399	gchar *title = NULL;
	400
	401	/* overwrite authentication info */
	402	set_login(gtk_entry_get_text(GTK_ENTRY(user_entry)),
	403	gtk_entry_get_text(GTK_ENTRY(password_entry)));
	404
	405	/* Storing data for the future thread */
	406	OsmTracesInfo *info = g_malloc(sizeof(OsmTracesInfo));
	407	info->name = g_strdup(gtk_entry_get_text(GTK_ENTRY(name_entry)));
	408	info->description = g_strdup(gtk_entry_get_text(GTK_ENTRY(description_entry)));
	409	/* TODO Normalize tags: they will be used as URL part */
	410	info->tags = g_strdup(gtk_entry_get_text(GTK_ENTRY(tags_entry)));
8b589250	411	info->vistype = &OsmTraceVis[gtk_combo_box_get_active(visibility)];
3e7553ae	412	info->vtl = VIK_TRW_LAYER(g_object_ref(vtl));
5092de80	413	info->track_name = (track_name == NULL) ? NULL : g_strdup(track_name);
3e7553ae	414
4c77d5e0	415	title = g_strdup_printf(_("Uploading %s to OSM"), info->name);
3e7553ae GB	416
	417	/* launch the thread */
	418	a_background_thread(VIK_GTK_WINDOW_FROM_LAYER(vtl), /* parent window */
	419	title, /* description string */
	420	(vik_thr_func) osm_traces_upload_thread, /* function to call within thread */
	421	info, /* pass along data */
	422	(vik_thr_free_func) oti_free, /* function to free pass along data */
	423	(vik_thr_free_func) NULL,
	424	1 );
	425	g_free ( title ); title = NULL;
	426	}
	427	gtk_widget_destroy ( dia );
	428	}
	429
	430	/**
5092de80	431	* Function called by the entry menu of a TrwLayer
3e7553ae GB	432	*/
	433	void osm_traces_upload_cb ( gpointer layer_and_vlp[2], guint file_type )
	434	{
5092de80 GB	435	osm_traces_upload_viktrwlayer(VIK_TRW_LAYER(layer_and_vlp[0]), NULL);
	436	}
	437
	438	/**
	439	* Function called by the entry menu of a single track
	440	*/
	441	void osm_traces_upload_track_cb ( gpointer pass_along[6] )
	442	{
	443	osm_traces_upload_viktrwlayer(VIK_TRW_LAYER(pass_along[0]), pass_along[3]);
3e7553ae	444	}