bool_t
Folder_delete_tree(Folder *self, const CharBuf *path) {
Folder *enclosing_folder = Folder_Enclosing_Folder(self, path);
// Don't allow Folder to delete itself.
if (!path || !CB_Get_Size(path)) {
return false;
}
if (enclosing_folder) {
ZombieCharBuf *local = IxFileNames_local_part(path, ZCB_BLANK());
if (Folder_Local_Is_Directory(enclosing_folder, (CharBuf*)local)) {
Folder *inner_folder
= Folder_Local_Find_Folder(enclosing_folder, (CharBuf*)local);
DirHandle *dh = Folder_Local_Open_Dir(inner_folder);
if (dh) {
VArray *files = VA_new(20);
VArray *dirs = VA_new(20);
CharBuf *entry = DH_Get_Entry(dh);
while (DH_Next(dh)) {
VA_Push(files, (Obj*)CB_Clone(entry));
if (DH_Entry_Is_Dir(dh) && !DH_Entry_Is_Symlink(dh)) {
VA_Push(dirs, (Obj*)CB_Clone(entry));
}
}
for (uint32_t i = 0, max = VA_Get_Size(dirs); i < max; i++) {
CharBuf *name = (CharBuf*)VA_Fetch(files, i);
bool_t success = Folder_Delete_Tree(inner_folder, name);
if (!success && Folder_Local_Exists(inner_folder, name)) {
break;
}
}
for (uint32_t i = 0, max = VA_Get_Size(files); i < max; i++) {
CharBuf *name = (CharBuf*)VA_Fetch(files, i);
bool_t success = Folder_Local_Delete(inner_folder, name);
if (!success && Folder_Local_Exists(inner_folder, name)) {
break;
}
}
DECREF(dirs);
DECREF(files);
DECREF(dh);
}
}
return Folder_Local_Delete(enclosing_folder, (CharBuf*)local);
}
else {
// Return failure if the entry wasn't there in the first place.
return false;
}
}
CFReaderDirHandle*
CFReaderDH_init(CFReaderDirHandle *self, CompoundFileReader *cf_reader) {
DH_init((DirHandle*)self, CFReader_Get_Path(cf_reader));
self->cf_reader = (CompoundFileReader*)INCREF(cf_reader);
self->elems = Hash_Keys(self->cf_reader->records);
self->tick = -1;
// Accumulate entries from real Folder.
DirHandle *dh = Folder_Local_Open_Dir(self->cf_reader->real_folder);
CharBuf *entry = DH_Get_Entry(dh);
while (DH_Next(dh)) {
VA_Push(self->elems, (Obj*)CB_Clone(entry));
}
DECREF(dh);
return self;
}
VArray*
Folder_list(Folder *self, const CharBuf *path) {
Folder *local_folder = Folder_Find_Folder(self, path);
VArray *list = NULL;
DirHandle *dh = Folder_Local_Open_Dir(local_folder);
if (dh) {
CharBuf *entry = DH_Get_Entry(dh);
list = VA_new(32);
while (DH_Next(dh)) { VA_Push(list, (Obj*)CB_Clone(entry)); }
DECREF(dh);
}
else {
ERR_ADD_FRAME(Err_get_error());
}
return list;
}
CFReaderDirHandle*
CFReaderDH_init(CFReaderDirHandle *self, CompoundFileReader *cf_reader) {
DH_init((DirHandle*)self, CFReader_Get_Path(cf_reader));
CFReaderDirHandleIVARS *const ivars = CFReaderDH_IVARS(self);
ivars->cf_reader = (CompoundFileReader*)INCREF(cf_reader);
Hash *cf_records = CFReader_IVARS(ivars->cf_reader)->records;
ivars->elems = Hash_Keys(cf_records);
ivars->tick = -1;
// Accumulate entries from real Folder.
Folder *real_folder = CFReader_Get_Real_Folder(ivars->cf_reader);
DirHandle *dh = Folder_Local_Open_Dir(real_folder);
while (DH_Next(dh)) {
String *entry = DH_Get_Entry(dh);
Vec_Push(ivars->elems, (Obj*)Str_Clone(entry));
DECREF(entry);
}
DECREF(dh);
return self;
}
DirHandle*
Folder_open_dir(Folder *self, const CharBuf *path) {
DirHandle *dh = NULL;
Folder *folder;
if (path) {
folder = Folder_Find_Folder(self, path);
}
else {
ZombieCharBuf *empty = ZCB_BLANK();
folder = Folder_Find_Folder(self, (CharBuf*)empty);
}
if (!folder) {
Err_set_error(Err_new(CB_newf("Invalid path: '%o'", path)));
}
else {
dh = Folder_Local_Open_Dir(folder);
if (!dh) {
ERR_ADD_FRAME(Err_get_error());
}
}
return dh;
}
