/* find a list. loads from disk if not in memory. */
static struct List *list_find(int p, enum ListWhich l)
{
struct List *lst;
FILE *fp;
char listmember[100];
int count=0;
lst = list_find1(p, l);
if (lst) {
return lst;
}
/* create the base list */
list_add(p, l, NULL);
if (ListArray[l].rights == P_PERSONAL) {
list_find1(p, l);
}
fp = fopen_p("%s/%s", "r", LISTS_DIR, ListArray[l].name);
if (!fp) {
return NULL;
}
while (!feof(fp)) {
if (fgets(listmember, sizeof(listmember), fp) != NULL) {
if (list_add(p, l, listmember) == 0) {
count++;
}
}
}
fclose(fp);
/* we've added some, retry */
if (count) {
return list_find1(p, l);
}
return NULL;
}
/* TODO: use .part extentions and continue even when using GRITS_ONCE */
gchar *grits_http_fetch(GritsHttp *http, const gchar *uri, const char *local,
GritsCacheType mode, GritsChunkCallback callback, gpointer user_data)
{
g_debug("GritsHttp: fetch - %s mode=%d", local, mode);
gchar *path = _get_cache_path(http, local);
/* Unlink the file if we're refreshing it */
if (mode == GRITS_REFRESH)
g_remove(path);
/* Do the cache if necessasairy */
if (!(mode == GRITS_ONCE && g_file_test(path, G_FILE_TEST_EXISTS)) &&
mode != GRITS_LOCAL) {
g_debug("GritsHttp: fetch - Caching file %s", local);
/* Open the file for writting */
gchar *part = path;
if (!g_file_test(path, G_FILE_TEST_EXISTS))
part = g_strdup_printf("%s.part", path);
FILE *fp = fopen_p(part, "ab");
if (!fp) {
g_warning("GritsHttp: fetch - error opening %s", path);
return NULL;
}
fseek(fp, 0, SEEK_END); // "a" is broken on Windows, twice
/* Make temp data */
struct _CacheInfo info = {
.fp = fp,
.path = path,
.callback = callback,
.user_data = user_data,
};
/* Download the file */
SoupMessage *message = soup_message_new("GET", uri);
if (message == NULL)
g_error("message is null, cannot parse uri");
g_signal_connect(message, "got-chunk", G_CALLBACK(_chunk_cb), &info);
//if (ftell(fp) > 0)
soup_message_headers_set_range(message->request_headers, ftell(fp), -1);
if (mode == GRITS_REFRESH)
soup_message_headers_replace(message->request_headers,
"Cache-Control", "max-age=0");
soup_session_send_message(http->soup, message);
/* Close file */
fclose(fp);
if (path != part) {
if (SOUP_STATUS_IS_SUCCESSFUL(message->status_code))
g_rename(part, path);
g_free(part);
}
/* Finished */
guint status = message->status_code;
g_object_unref(message);
if (status == SOUP_STATUS_CANCELLED) {
return NULL;
} else if (status == SOUP_STATUS_REQUESTED_RANGE_NOT_SATISFIABLE) {
/* Range unsatisfiable, file already complete */
} else if (!SOUP_STATUS_IS_SUCCESSFUL(status)) {
g_warning("GritsHttp: done_cb - error copying file, status=%d\n"
"\tsrc=%s\n"
"\tdst=%s",
status, uri, path);
return NULL;
}
}
