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lib/upnp: use C++ exceptions instead of class Error

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This commit is contained in:
Max Kellermann
2016-02-07 00:29:06 +01:00
parent 6e2ad6860f
commit 3ee5093b03
11 changed files with 143 additions and 230 deletions
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87
src/db/plugins/upnp/UpnpDatabasePlugin.cxx
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@@ -179,16 +179,17 @@ UpnpDatabase::Configure(const ConfigBlock &, Error &)
}
bool
UpnpDatabase::Open(Error &error)
UpnpDatabase::Open(gcc_unused Error &error)
{
if (!UpnpClientGlobalInit(handle, error))
return false;
UpnpClientGlobalInit(handle);
discovery = new UPnPDeviceDirectory(handle);
if (!discovery->Start(error)) {
try {
discovery->Start();
} catch (...) {
delete discovery;
UpnpClientGlobalFinish();
return false;
throw;
}
return true;
@@ -216,15 +217,11 @@ const LightSong *
UpnpDatabase::GetSong(const char *uri, Error &error) const
{
auto vpath = stringToTokens(uri, "/", true);
if (vpath.size() < 2) {
error.Format(db_domain, (int)DatabaseErrorCode::NOT_FOUND,
"No such song: %s", uri);
return nullptr;
}
if (vpath.size() < 2)
throw DatabaseError(DatabaseErrorCode::NOT_FOUND,
"No such song");
ContentDirectoryService server;
if (!discovery->GetServer(vpath.front().c_str(), server, error))
return nullptr;
auto server = discovery->GetServer(vpath.front().c_str());
vpath.pop_front();
@@ -276,10 +273,7 @@ UpnpDatabase::SearchSongs(const ContentDirectoryService &server,
if (selection.filter == nullptr)
return true;
std::list<std::string> searchcaps;
if (!server.getSearchCapabilities(handle, searchcaps, error))
return false;
const auto searchcaps = server.getSearchCapabilities(handle);
if (searchcaps.empty())
return true;
@@ -434,13 +428,10 @@ UpnpDatabase::ReadNode(const ContentDirectoryService &server,
if (!server.getMetadata(handle, objid, dirbuf, error))
return false;
if (dirbuf.objects.size() == 1) {
dirent = std::move(dirbuf.objects.front());
} else {
error.Format(upnp_domain, "Bad resource");
return false;
}
if (dirbuf.objects.size() != 1)
throw std::runtime_error("Bad resource");
dirent = std::move(dirbuf.objects.front());
return true;
}
@@ -495,24 +486,18 @@ UpnpDatabase::Namei(const ContentDirectoryService &server,
// Look for the name in the sub-container list
UPnPDirObject *child = dirbuf.FindObject(i->c_str());
if (child == nullptr) {
error.Format(db_domain,
(int)DatabaseErrorCode::NOT_FOUND,
"No such object");
return false;
}
if (child == nullptr)
throw DatabaseError(DatabaseErrorCode::NOT_FOUND,
"No such object");
if (i == last) {
odirent = std::move(*child);
return true;
}
if (child->type != UPnPDirObject::Type::CONTAINER) {
error.Format(db_domain,
(int)DatabaseErrorCode::NOT_FOUND,
"Not a container");
return false;
}
if (child->type != UPnPDirObject::Type::CONTAINER)
throw DatabaseError(DatabaseErrorCode::NOT_FOUND,
"Not a container");
objid = std::move(child->id);
}
@@ -607,10 +592,8 @@ UpnpDatabase::VisitServer(const ContentDirectoryService &server,
break;
default:
error.Format(db_domain,
(int)DatabaseErrorCode::NOT_FOUND,
"Not found");
return false;
throw DatabaseError(DatabaseErrorCode::NOT_FOUND,
"Not found");
}
if (visit_song) {
@@ -620,12 +603,9 @@ UpnpDatabase::VisitServer(const ContentDirectoryService &server,
return false;
if (dirent.type != UPnPDirObject::Type::ITEM ||
dirent.item_class != UPnPDirObject::ItemClass::MUSIC) {
error.Format(db_domain,
(int)DatabaseErrorCode::NOT_FOUND,
"Not found");
return false;
}
dirent.item_class != UPnPDirObject::ItemClass::MUSIC)
throw DatabaseError(DatabaseErrorCode::NOT_FOUND,
"Not found");
std::string path = songPath(server.getFriendlyName(),
dirent.id);
@@ -693,11 +673,7 @@ UpnpDatabase::Visit(const DatabaseSelection &selection,
{
auto vpath = stringToTokens(selection.uri, "/", true);
if (vpath.empty()) {
std::vector<ContentDirectoryService> servers;
if (!discovery->GetDirectories(servers, error))
return false;
for (const auto &server : servers) {
for (const auto &server : discovery->GetDirectories()) {
if (visit_directory) {
const LightDirectory d(server.getFriendlyName(), 0);
if (!visit_directory(d, error))
@@ -718,10 +694,7 @@ UpnpDatabase::Visit(const DatabaseSelection &selection,
std::string servername(std::move(vpath.front()));
vpath.pop_front();
ContentDirectoryService server;
if (!discovery->GetServer(servername.c_str(), server, error))
return false;
auto server = discovery->GetServer(servername.c_str());
return VisitServer(server, vpath, selection,
visit_directory, visit_song, visit_playlist, error);
}
@@ -737,12 +710,8 @@ UpnpDatabase::VisitUniqueTags(const DatabaseSelection &selection,
if (!visit_tag)
return true;
std::vector<ContentDirectoryService> servers;
if (!discovery->GetDirectories(servers, error))
return false;
std::set<std::string> values;
for (auto& server : servers) {
for (auto& server : discovery->GetDirectories()) {
UPnPDirContent dirbuf;
if (!SearchSongs(server, rootid, selection, dirbuf, error))
return false;