piano: Add getStation support

Response contains artist/song seeds and feedback data.

1 files changed, 54 insertions, 15 deletions

diff --git a/src/libpiano/piano.c b/src/libpiano/piano.c
index a53c102..e475799 100644
--- a/src/libpiano/piano.c
+++ b/src/libpiano/piano.c
@@ -57,32 +57,29 @@ void PianoInit (PianoHandle_t *ph) {
 			(unsigned long) time (NULL) % 10000000);
 }
 
-/*	free complete search result
- *	@public yes
- *	@param search result
+/*	destroy artist linked list
  */
-void PianoDestroySearchResult (PianoSearchResult_t *searchResult) {
+void PianoDestroyArtists (PianoArtist_t *artists) {
 	PianoArtist_t *curArtist, *lastArtist;
-	PianoSong_t *curSong, *lastSong;
 
-	curArtist = searchResult->artists;
+	curArtist = artists;
 	while (curArtist != NULL) {
 		free (curArtist->name);
 		free (curArtist->musicId);
+		free (curArtist->seedId);
 		lastArtist = curArtist;
 		curArtist = curArtist->next;
 		free (lastArtist);
 	}
+}
 
-	curSong = searchResult->songs;
-	while (curSong != NULL) {
-		free (curSong->title);
-		free (curSong->artist);
-		free (curSong->musicId);
-		lastSong = curSong;
-		curSong = curSong->next;
-		free (lastSong);
-	}
+/*	free complete search result
+ *	@public yes
+ *	@param search result
+ */
+void PianoDestroySearchResult (PianoSearchResult_t *searchResult) {
+	PianoDestroyArtists (searchResult->artists);
+	PianoDestroyPlaylist (searchResult->songs);
 }
 
 /*	free single station
@@ -128,12 +125,20 @@ void PianoDestroyPlaylist (PianoSong_t *playlist) {
 		free (curSong->stationId);
 		free (curSong->album);
 		free (curSong->artistMusicId);
+		free (curSong->feedbackId);
+		free (curSong->seedId);
 		lastSong = curSong;
 		curSong = curSong->next;
 		free (lastSong);
 	}
 }
 
+void PianoDestroyStationInfo (PianoStationInfo_t *info) {
+	PianoDestroyPlaylist (info->feedback);
+	PianoDestroyPlaylist (info->songSeeds);
+	PianoDestroyArtists (info->artistSeeds);
+}
+
 /*	destroy genre linked list
  */
 void PianoDestroyGenres (PianoGenre_t *genres) {
@@ -708,6 +713,28 @@ PianoReturn_t PianoRequest (PianoHandle_t *ph, PianoRequest_t *req,
 			break;
 		}
 
+		case PIANO_REQUEST_GET_STATION_INFO: {
+			/* get station information (seeds and feedback) */
+			PianoRequestDataGetStationInfo_t *reqData = req->data;
+
+			assert (reqData != NULL);
+			assert (reqData->station != NULL);
+
+			snprintf (xmlSendBuf, sizeof (xmlSendBuf), "<?xml version=\"1.0\"?>"
+					"<methodCall><methodName>station.getStation</methodName>"
+					"<params><param><value><int>%lu</int></value></param>"
+					/* auth token */
+					"<param><value><string>%s</string></value></param>"
+					/* station id */
+					"<param><value><string>%s</string></value></param>"
+					"</params></methodCall>", (unsigned long) timestamp,
+					ph->user.authToken, reqData->station->id);
+			snprintf (req->urlPath, sizeof (req->urlPath), PIANO_RPC_PATH
+					"rid=%s&lid=%s&method=getStation&arg1=%s",
+					ph->routeId, ph->user.listenerId, reqData->station->id);
+			break;
+		}
+
 		/* "high-level" wrapper */
 		case PIANO_REQUEST_RATE_SONG: {
 			/* love/ban song */
@@ -1029,6 +1056,18 @@ PianoReturn_t PianoResponse (PianoHandle_t *ph, PianoRequest_t *req) {
 					&reqData->searchResult);
 			break;
 		}
+
+		case PIANO_REQUEST_GET_STATION_INFO: {
+			/* get station information (seeds and feedback) */
+			PianoRequestDataGetStationInfo_t *reqData = req->data;
+
+			assert (req->responseData != NULL);
+			assert (reqData != NULL);
+
+			ret = PianoXmlParseGetStationInfo (req->responseData,
+					&reqData->info);
+			break;
+		}
 	}
 
 	return ret;