static void Get(cDBusObject *Object, GVariant *Parameters, GDBusMethodInvocation *Invocation)
{
// only update recordings list if empty
// so we don't mess around with the index values returned by List
if (recordings.Count() == 0)
recordings.Update(true);
cRecording *recording = NULL;
GVariant *first = g_variant_get_child_value(Parameters, 0);
GVariant *refValue = first;
if (g_variant_is_of_type(first, G_VARIANT_TYPE_VARIANT))
refValue = g_variant_get_child_value(first, 0);
if (g_variant_is_of_type(refValue, G_VARIANT_TYPE_STRING)) {
const char *path = NULL;
g_variant_get(refValue, "&s", &path);
if ((path != NULL) && *path)
recording = recordings.GetByName(path);
}
else if (g_variant_is_of_type(refValue, G_VARIANT_TYPE_INT32)) {
int number = 0;
g_variant_get(refValue, "i", &number);
if ((number > 0) && (number <= recordings.Count()))
recording = recordings.Get(number - 1);
}
if (refValue != first)
g_variant_unref(refValue);
g_variant_unref(first);
GVariant *rec = BuildRecording(recording);
g_dbus_method_invocation_return_value(Invocation, g_variant_new_tuple(&rec, 1));
};
static void List(cDBusObject *Object, GVariant *Parameters, GDBusMethodInvocation *Invocation)
{
recordings.Update(true);
GVariantBuilder *array = g_variant_builder_new(G_VARIANT_TYPE("a(ia(sv))"));
for (cRecording *r = recordings.First(); r; r = recordings.Next(r))
g_variant_builder_add_value(array, BuildRecording(r));
GVariant *a = g_variant_builder_end(array);
g_dbus_method_invocation_return_value(Invocation, g_variant_new_tuple(&a, 1));
g_variant_builder_unref(array);
};
void RemoveDeletedRecordings(void)
{
static time_t LastRemoveCheck = 0;
if (time(NULL) - LastRemoveCheck > REMOVECHECKDELTA) {
if (!RemoveDeletedRecordingsThread.Active()) {
cThreadLock DeletedRecordingsLock(&DeletedRecordings);
for (cRecording *r = DeletedRecordings.First(); r; r = DeletedRecordings.Next(r)) {
if (r->deleted && time(NULL) - r->deleted > DELETEDLIFETIME) {
RemoveDeletedRecordingsThread.Start();
break;
}
}
}
LastRemoveCheck = time(NULL);
}
}
void cRemoveDeletedRecordingsThread::Action(void)
{
// Make sure only one instance of VDR does this:
cLockFile LockFile(VideoDirectory);
if (LockFile.Lock()) {
bool deleted = false;
cThreadLock DeletedRecordingsLock(&DeletedRecordings);
for (cRecording *r = DeletedRecordings.First(); r; ) {
if (r->deleted && time(NULL) - r->deleted > DELETEDLIFETIME) {
cRecording *next = DeletedRecordings.Next(r);
r->Remove();
DeletedRecordings.Del(r);
r = next;
deleted = true;
continue;
}
r = DeletedRecordings.Next(r);
}
if (deleted)
RemoveEmptyVideoDirectories();
}
}
void AssertFreeDiskSpace(int Priority, bool Force)
{
static cMutex Mutex;
cMutexLock MutexLock(&Mutex);
// With every call to this function we try to actually remove
// a file, or mark a file for removal ("delete" it), so that
// it will get removed during the next call.
static time_t LastFreeDiskCheck = 0;
int Factor = (Priority == -1) ? 10 : 1;
if (Force || time(NULL) - LastFreeDiskCheck > DISKCHECKDELTA / Factor) {
if (!VideoFileSpaceAvailable(MINDISKSPACE)) {
// Make sure only one instance of VDR does this:
cLockFile LockFile(VideoDirectory);
if (!LockFile.Lock())
return;
// Remove the oldest file that has been "deleted":
isyslog("low disk space while recording, trying to remove a deleted recording...");
cThreadLock DeletedRecordingsLock(&DeletedRecordings);
if (DeletedRecordings.Count()) {
cRecording *r = DeletedRecordings.First();
cRecording *r0 = NULL;
while (r) {
if (IsOnVideoDirectoryFileSystem(r->FileName())) { // only remove recordings that will actually increase the free video disk space
if (!r0 || r->start < r0->start)
r0 = r;
}
r = DeletedRecordings.Next(r);
}
if (r0 && r0->Remove()) {
DeletedRecordings.Del(r0);
LastFreeDiskCheck += REMOVELATENCY / Factor;
return;
}
}
else {
// DeletedRecordings was empty, so to be absolutely sure there are no
// deleted recordings we need to double check:
DeletedRecordings.Update(true);
if (DeletedRecordings.Count())
return; // the next call will actually remove it
}
// No "deleted" files to remove, so let's see if we can delete a recording:
isyslog("...no deleted recording found, trying to delete an old recording...");
cThreadLock RecordingsLock(&Recordings);
if (Recordings.Count()) {
cRecording *r = Recordings.First();
cRecording *r0 = NULL;
while (r) {
if (IsOnVideoDirectoryFileSystem(r->FileName())) { // only delete recordings that will actually increase the free video disk space
if (!r->IsEdited() && r->lifetime < MAXLIFETIME) { // edited recordings and recordings with MAXLIFETIME live forever
if ((r->lifetime == 0 && Priority > r->priority) || // the recording has no guaranteed lifetime and the new recording has higher priority
(r->lifetime > 0 && (time(NULL) - r->start) / SECSINDAY >= r->lifetime)) { // the recording's guaranteed lifetime has expired
if (r0) {
if (r->priority < r0->priority || (r->priority == r0->priority && r->start < r0->start))
r0 = r; // in any case we delete the one with the lowest priority (or the older one in case of equal priorities)
}
else
r0 = r;
}
}
}
r = Recordings.Next(r);
}
if (r0 && r0->Delete()) {
Recordings.Del(r0);
return;
}
}
// Unable to free disk space, but there's nothing we can do about that...
isyslog("...no old recording found, giving up");
Skins.QueueMessage(mtWarning, tr("Low disk space!"), 5, -1);
}
LastFreeDiskCheck = time(NULL);
}
}
static void Play(cDBusObject *Object, GVariant *Parameters, GDBusMethodInvocation *Invocation)
{
int replyCode = 501;
cString replyMessage;
cRecording *recording = NULL;
int position = -1; // default: resume
const char *hmsf = NULL;
GVariant *first = g_variant_get_child_value(Parameters, 0);
GVariant *refFirst = first;
if (g_variant_is_of_type(first, G_VARIANT_TYPE_VARIANT))
refFirst = g_variant_get_child_value(first, 0);
GVariant *second = g_variant_get_child_value(Parameters, 1);
GVariant *refSecond = first;
if (g_variant_is_of_type(first, G_VARIANT_TYPE_VARIANT))
refSecond = g_variant_get_child_value(first, 0);
if (g_variant_is_of_type(refFirst, G_VARIANT_TYPE_STRING)) {
const char *path = NULL;
g_variant_get(refFirst, "&s", &path);
if ((path != NULL) && *path) {
recording = recordings.GetByName(path);
if (recording == NULL) {
recordings.Update(true);
recording = recordings.GetByName(path);
if (recording == NULL)
replyMessage = cString::sprintf("recording \"%s\" not found", path);
}
}
}
else if (g_variant_is_of_type(refFirst, G_VARIANT_TYPE_INT32)) {
int number = 0;
g_variant_get(refFirst, "i", &number);
if (number > 0) {
recording = recordings.Get(number - 1);
if (recording == NULL) {
recordings.Update(true);
recording = recordings.Get(number - 1);
if (recording == NULL)
replyMessage = cString::sprintf("recording \"%d\" not found", number);
}
}
}
if (recording != NULL) {
if (g_variant_is_of_type(refSecond, G_VARIANT_TYPE_STRING)) {
g_variant_get(refSecond, "&s", &hmsf);
if ((hmsf != NULL) && *hmsf) {
if (strcasecmp(hmsf, "begin") == 0) {
position = 0;
hmsf = NULL;
}
else
position = HMSFToIndex(hmsf, recording->FramesPerSecond());
}
else
hmsf = NULL;
}
else if (g_variant_is_of_type(refSecond, G_VARIANT_TYPE_INT32))
g_variant_get(refSecond, "i", &position);
replyCode = 250;
#if VDRVERSNUM < 10728
cReplayControl::SetRecording(NULL, NULL);
#else
cReplayControl::SetRecording(NULL);
#endif
cControl::Shutdown();
if (position >= 0) {
cResumeFile resume(recording->FileName(), recording->IsPesRecording());
if (position == 0)
resume.Delete();
else
resume.Save(position);
}
#if VDRVERSNUM < 10728
cReplayControl::SetRecording(recording->FileName(), recording->Title());
#else
cReplayControl::SetRecording(recording->FileName());
#endif
cControl::Launch(new cReplayControl);
cControl::Attach();
if (hmsf != NULL)
replyMessage = cString::sprintf("Playing recording \"%s\" from position %s", recording->FileName(), hmsf);
else if (position >= 0)
replyMessage = cString::sprintf("Playing recording \"%s\" from position %d", recording->FileName(), position);
else
replyMessage = cString::sprintf("Resume playing recording \"%s\"", recording->FileName());
}
cDBusHelper::SendReply(Invocation, replyCode, *replyMessage);
if (refFirst != first)
g_variant_unref(refFirst);
g_variant_unref(first);
if (refSecond != second)
g_variant_unref(refSecond);
g_variant_unref(second);
};
