typedef struct {
AWeatherCacheDoneCallback callback;
- gchar *src;
- gchar *dst;
+ GFile *src;
+ GFile *dst;
gchar *user_data;
} cache_file_end_t;
+static goffset g_file_get_size(GFile *file)
+{
+ GError *error = NULL;
+ GFileInfo *info = g_file_query_info(file,
+ G_FILE_ATTRIBUTE_STANDARD_SIZE, 0, NULL, &error);
+ if (error){
+ g_warning("unable to get file size: %s", error->message);
+ g_error_free(error);
+ }
+ goffset size = g_file_info_get_size(info);
+ g_file_info_remove_attribute(info, G_FILE_ATTRIBUTE_STANDARD_SIZE);
+ g_object_unref(info);
+ return size;
+}
+
static void cache_file_cb(GObject *source_object, GAsyncResult *res, gpointer _info)
{
+ g_debug("data: cache_file_cb");
cache_file_end_t *info = _info;
+ char *url = g_file_get_path(info->src);
+ char *local = g_file_get_path(info->dst);
GError *error = NULL;
g_file_copy_finish(G_FILE(source_object), res, &error);
if (error) {
- g_message("error copying file ([%s]->[%s]): %s",
- info->src, info->dst, error->message);
+ g_warning("data: error copying file ([%s]->[%s]): %s",
+ url, local, error->message);
+ g_error_free(error);
} else {
- info->callback(info->dst, info->user_data);
+ info->callback(local, TRUE, info->user_data);
}
- g_free(info->src);
- g_free(info->dst);
+ g_object_unref(info->src);
+ g_object_unref(info->dst);
g_free(info);
+ g_free(url);
+ g_free(local);
}
-static goffset g_file_get_size(GFile *file)
+static void do_cache(GFile *src, GFile *dst, char *reason,
+ AWeatherCacheDoneCallback callback, gpointer user_data)
{
- GError *error = NULL;
- GFileInfo *info = g_file_query_info(file,
- G_FILE_ATTRIBUTE_STANDARD_SIZE, 0, NULL, &error);
- if (error)
- g_warning("unable to get file size: %s", error->message);
- return g_file_info_get_size(info);
+ char *name = g_file_get_basename(dst);
+ g_debug("data: do_cache - Caching file %s: %s", name, reason);
+ g_free(name);
+
+ GFile *parent = g_file_get_parent(dst);
+ if (!g_file_query_exists(parent, NULL)) {
+ char *path = g_file_get_path(parent);
+ g_mkdir_with_parents(path, 0755);
+ g_free(path);
+ }
+ g_object_unref(parent);
+
+ cache_file_end_t *info = g_malloc0(sizeof(cache_file_end_t));
+ info->callback = callback;
+ info->src = src;
+ info->dst = dst;
+ info->user_data = user_data;
+ g_file_copy_async(src, dst,
+ G_FILE_COPY_OVERWRITE, // GFileCopyFlags flags,
+ G_PRIORITY_DEFAULT_IDLE, // int io_priority,
+ NULL, // GCancellable *cancellable,
+ NULL, // GFileProgressCallback progress_callback,
+ NULL, // gpointer progress_callback_data,
+ cache_file_cb, // GAsyncReadyCallback callback,
+ info); // gpointer user_data
+ return;
}
-/**
+/*
* Cache a image from Ridge to the local disk
* \param path Path to the Ridge file, starting after /ridge/
* \return The local path to the cached image
*/
-void cache_file(char *base, char *path, AWeatherCacheDoneCallback callback, gpointer user_data)
+void cache_file(char *base, char *path, AWeatherPolicyType update,
+ AWeatherCacheDoneCallback callback, gpointer user_data)
{
gchar *url = g_strconcat(base, path, NULL);
gchar *local = g_build_filename(g_get_user_cache_dir(), PACKAGE, path, NULL);
- GFile *src = g_file_new_for_uri(url);
- GFile *dst = g_file_new_for_path(local);
+ GFile *src = g_file_new_for_uri(url);
+ GFile *dst = g_file_new_for_path(local);
+
+ if (update == AWEATHER_ALWAYS)
+ return do_cache(src, dst, "cache forced", callback, user_data);
if (!g_file_test(local, G_FILE_TEST_EXISTS))
- g_message("Caching file: local does not exist - %s", local);
- else if (g_file_get_size(src) != g_file_get_size(dst))
- g_message("Caching file: sizes mismatch - %lld != %lld",
- g_file_get_size(src), g_file_get_size(dst));
- else {
- callback(local, user_data);
- g_free(local);
- g_free(url);
- return;
- }
+ return do_cache(src, dst, "local does not exist", callback, user_data);
- char *dir = g_path_get_dirname(local);
- if (!g_file_test(dir, G_FILE_TEST_IS_DIR))
- g_mkdir_with_parents(dir, 0755);
- g_free(dir);
- cache_file_end_t *info = g_malloc0(sizeof(cache_file_end_t));
- info->callback = callback;
- info->src = url;
- info->dst = local;
- info->user_data = user_data;
- g_file_copy_async(src, dst,
- G_FILE_COPY_OVERWRITE, // GFileCopyFlags flags,
- 0, // int io_priority,
- NULL, // GCancellable *cancellable,
- NULL, // GFileProgressCallback progress_callback,
- NULL, // gpointer progress_callback_data,
- cache_file_cb, // GAsyncReadyCallback callback,
- info); // gpointer user_data
+ if (update == AWEATHER_AUTOMATIC && g_file_get_size(src) != g_file_get_size(dst))
+ return do_cache(src, dst, "size mismatch", callback, user_data);
+
+ /* No nead to cache, run the callback now and clean up */
+ callback(local, FALSE, user_data);
+ g_object_unref(src);
+ g_object_unref(dst);
+ g_free(local);
+ g_free(url);
+ return;
}