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authorSimon Kagstrom <simon.kagstrom@gmail.com>2011-03-27 08:40:55 +0200
committerMax Kellermann <max@duempel.org>2011-03-29 17:01:16 +0200
commiteec77b3ae7d732547f65a6ae838d8acfd661dc17 (patch)
treee9444ac9cdc504f4791ac190b6e013f2925d84a8 /src/despotify_utils.c
parent640bac1aa4d0f3d7db83bb4558cce935884b3d01 (diff)
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despotify: Add support utilities
Used to connect and authenticate to despotify. Provides a singleton session and a desptoify-track-to-tags function.
Diffstat (limited to '')
-rw-r--r--src/despotify_utils.c121
1 files changed, 121 insertions, 0 deletions
diff --git a/src/despotify_utils.c b/src/despotify_utils.c
new file mode 100644
index 000000000..7555d105d
--- /dev/null
+++ b/src/despotify_utils.c
@@ -0,0 +1,121 @@
+#include <glib.h>
+#include <despotify.h>
+
+#include "tag.h"
+#include "conf.h"
+#include "despotify_utils.h"
+
+static struct despotify_session *g_session;
+static void (*registered_callbacks[8])(struct despotify_session *,
+ int, void *, void *);
+static void *registered_callback_data[8];
+
+static void callback(struct despotify_session* ds, int sig,
+ void* data, G_GNUC_UNUSED void* callback_data)
+{
+ size_t i;
+
+ for (i = 0; i < sizeof(registered_callbacks) / sizeof(registered_callbacks[0]); i++) {
+ void (*cb)(struct despotify_session *, int, void *, void *) = registered_callbacks[i];
+ void *cb_data = registered_callback_data[i];
+
+ if (cb)
+ cb(ds, sig, data, cb_data);
+ }
+}
+
+bool mpd_despotify_register_callback(void (*cb)(struct despotify_session *, int, void *, void *),
+ void *cb_data)
+{
+ size_t i;
+
+ for (i = 0; i < sizeof(registered_callbacks) / sizeof(registered_callbacks[0]); i++) {
+
+ if (!registered_callbacks[i]) {
+ registered_callbacks[i] = cb;
+ registered_callback_data[i] = cb_data;
+
+ return true;
+ }
+ }
+
+ return false;
+}
+
+void mpd_despotify_unregister_callback(void (*cb)(struct despotify_session *, int, void *, void *))
+{
+ size_t i;
+
+ for (i = 0; i < sizeof(registered_callbacks) / sizeof(registered_callbacks[0]); i++) {
+
+ if (registered_callbacks[i] == cb) {
+ registered_callbacks[i] = NULL;
+ }
+ }
+}
+
+
+struct tag *mpd_despotify_tag_from_track(struct ds_track *track)
+{
+ char tracknum[20];
+ char comment[80];
+ char date[20];
+ struct tag *tag;
+
+ tag = tag_new();
+
+ if (!track->has_meta_data)
+ return tag;
+
+ g_snprintf(tracknum, sizeof(tracknum), "%d", track->tracknumber);
+ g_snprintf(date, sizeof(date), "%d", track->year);
+ g_snprintf(comment, sizeof(comment), "Bitrate %d Kbps, %sgeo restricted",
+ track->file_bitrate / 1000, track->geo_restricted ? "" : "not ");
+ tag_add_item(tag, TAG_TITLE, track->title);
+ tag_add_item(tag, TAG_ARTIST, track->artist->name);
+ tag_add_item(tag, TAG_TRACK, tracknum);
+ tag_add_item(tag, TAG_ALBUM, track->album);
+ tag_add_item(tag, TAG_DATE, date);
+ tag_add_item(tag, TAG_COMMENT, comment);
+ tag->time = track->length / 1000;
+
+ return tag;
+}
+
+struct despotify_session *mpd_despotify_get_session(void)
+{
+ const char *user;
+ const char *passwd;
+ bool high_bitrate;
+
+ if (g_session)
+ return g_session;
+
+ user = config_get_string(CONF_DESPOTIFY_USER, NULL);
+ passwd = config_get_string(CONF_DESPOTIFY_PASSWORD, NULL);
+ high_bitrate = config_get_bool(CONF_DESPOTIFY_HIGH_BITRATE, true);
+
+ if (user == NULL || passwd == NULL) {
+ g_debug("disabling despotify because account is not configured");
+ return NULL;
+ }
+ if (!despotify_init()) {
+ g_debug("Can't initialize despotify\n");
+ return false;
+ }
+
+ g_session = despotify_init_client(callback, NULL,
+ high_bitrate, true);
+ if (!g_session) {
+ g_debug("Can't initialize despotify client\n");
+ return false;
+ }
+
+ if (!despotify_authenticate(g_session, user, passwd)) {
+ g_debug("Can't authenticate despotify session\n");
+ despotify_exit(g_session);
+ return false;
+ }
+
+ return g_session;
+}