From 915e1149337e4a0b2214d3beb5b1af415ba40dd1 Mon Sep 17 00:00:00 2001
From: emeric <emeric.poupon@laposte.net>
Date: Tue, 6 Sep 2022 12:48:52 +0200
Subject: [PATCH] Subsonic API: added getSong endpoint. ref #212

---
 src/libs/subsonic/impl/SubsonicResource.cpp | 25 ++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/src/libs/subsonic/impl/SubsonicResource.cpp b/src/libs/subsonic/impl/SubsonicResource.cpp
index aa283e98..d9140b89 100644
--- a/src/libs/subsonic/impl/SubsonicResource.cpp
+++ b/src/libs/subsonic/impl/SubsonicResource.cpp
@@ -872,6 +872,29 @@ handleGetAlbumRequest(RequestContext& context)
 	return response;
 }
 
+static
+Response
+handleGetSongRequest(RequestContext& context)
+{
+	// Mandatory params
+	TrackId id {getMandatoryParameterAs<TrackId>(context.parameters, "id")};
+
+	auto transaction {context.dbSession.createSharedTransaction()};
+
+	const Track::pointer track {Track::find(context.dbSession, id)};
+	if (!track)
+		throw RequestedDataNotFoundError {};
+
+	User::pointer user {User::find(context.dbSession, context.userId)};
+	if (!user)
+		throw UserNotAuthorizedError {};
+
+	Response response {Response::createOkResponse(context.serverProtocolVersion)};
+	response.addNode("song", trackToResponseNode(track, context.dbSession, user));
+
+	return response;
+}
+
 static
 Response
 handleGetArtistRequest(RequestContext& context)
@@ -1835,7 +1858,7 @@ static const std::unordered_map<std::string, RequestEntryPointInfo> requestEntry
 	{"/getArtists",		{handleGetArtistsRequest}},
 	{"/getArtist",		{handleGetArtistRequest}},
 	{"/getAlbum",		{handleGetAlbumRequest}},
-	{"/getSong",		{handleNotImplemented}},
+	{"/getSong",		{handleGetSongRequest}},
 	{"/getVideos",		{handleNotImplemented}},
 	{"/getArtistInfo",	{handleGetArtistInfoRequest}},
 	{"/getArtistInfo2",	{handleGetArtistInfo2Request}},