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-rw-r--r--libmateweather/weather-wx.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/libmateweather/weather-wx.c b/libmateweather/weather-wx.c
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+++ b/libmateweather/weather-wx.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/* weather-wx.c - Weather server functions (WX Radar)
+ *
+ * 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, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define MATEWEATHER_I_KNOW_THIS_IS_UNSTABLE
+#include "weather.h"
+#include "weather-priv.h"
+
+static void
+wx_finish (SoupSession *session, SoupMessage *msg, gpointer data)
+{
+ WeatherInfo *info = (WeatherInfo *)data;
+ GdkPixbufAnimation *animation;
+
+ g_return_if_fail (info != NULL);
+
+ if (!SOUP_STATUS_IS_SUCCESSFUL (msg->status_code)) {
+ g_warning ("Failed to get radar map image: %d %s.\n",
+ msg->status_code, msg->reason_phrase);
+ g_object_unref (info->radar_loader);
+ request_done (info, FALSE);
+ return;
+ }
+
+ gdk_pixbuf_loader_close (info->radar_loader, NULL);
+ animation = gdk_pixbuf_loader_get_animation (info->radar_loader);
+ if (animation != NULL) {
+ if (info->radar)
+ g_object_unref (info->radar);
+ info->radar = animation;
+ g_object_ref (info->radar);
+ }
+ g_object_unref (info->radar_loader);
+
+ request_done (info, TRUE);
+}
+
+static void
+wx_got_chunk (SoupMessage *msg, SoupBuffer *chunk, gpointer data)
+{
+ WeatherInfo *info = (WeatherInfo *)data;
+ GError *error = NULL;
+
+ g_return_if_fail (info != NULL);
+
+ gdk_pixbuf_loader_write (info->radar_loader, (guchar *)chunk->data,
+ chunk->length, &error);
+ if (error) {
+ g_print ("%s \n", error->message);
+ g_error_free (error);
+ }
+}
+
+/* Get radar map and into newly allocated pixmap */
+void
+wx_start_open (WeatherInfo *info)
+{
+ gchar *url;
+ SoupMessage *msg;
+ WeatherLocation *loc;
+
+ g_return_if_fail (info != NULL);
+ info->radar = NULL;
+ info->radar_loader = gdk_pixbuf_loader_new ();
+ loc = info->location;
+ g_return_if_fail (loc != NULL);
+
+ if (info->radar_url)
+ url = g_strdup (info->radar_url);
+ else {
+ if (loc->radar[0] == '-')
+ return;
+ url = g_strdup_printf ("http://image.weather.com/web/radar/us_%s_closeradar_medium_usen.jpg", loc->radar);
+ }
+
+ msg = soup_message_new ("GET", url);
+ if (!msg) {
+ g_warning ("Invalid radar URL: %s\n", url);
+ g_free (url);
+ return;
+ }
+
+ g_signal_connect (msg, "got-chunk", G_CALLBACK (wx_got_chunk), info);
+ soup_message_body_set_accumulate (msg->response_body, FALSE);
+ soup_session_queue_message (info->session, msg, wx_finish, info);
+ g_free (url);
+
+ info->requests_pending++;
+}