static void prepare_for_open(service_ptr_t<input_entry> & p_service,service_ptr_t<file> & p_file,const char * p_path,filesystem::t_open_mode p_open_mode,abort_callback & p_abort,bool p_from_redirect)
{
if (p_file.is_empty())
{
service_ptr_t<filesystem> fs;
if (filesystem::g_get_interface(fs,p_path)) {
if (fs->supports_content_types()) {
fs->open(p_file,p_path,p_open_mode,p_abort);
}
}
}
if (p_file.is_valid())
{
pfc::string8 content_type;
if (p_file->get_content_type(content_type))
{
if (input_entry::g_find_service_by_content_type(p_service,content_type))
return;
}
}
if (input_entry::g_find_service_by_path(p_service,p_path))
{
if (p_from_redirect && p_service->is_redirect()) throw exception_io_unsupported_format();
return;
}
throw exception_io_unsupported_format();
}
void open(service_ptr_t<file> p_filehint, const char *p_path, t_input_open_reason p_reason, abort_callback &p_abort)
{
if (p_reason == input_open_info_write) {
int len = strlen(p_path);
if (len < 4 || _stricmp(p_path + len - 4, ".sap") != 0)
throw exception_io_unsupported_format();
filename = strdup(p_path);
}
if (p_filehint.is_empty())
filesystem::g_open(p_filehint, p_path, filesystem::open_mode_read, p_abort);
m_file = p_filehint;
module_len = m_file->read(module, sizeof(module), p_abort);
if (!ASAP_Load(asap, p_path, module, module_len))
throw exception_io_unsupported_format();
}
static void index_tracks_helper(const char * p_path,const service_ptr_t<file> & p_reader,const t_filestats & p_stats,playlist_loader_callback::t_entry_type p_type,playlist_loader_callback::ptr p_callback, abort_callback & p_abort,bool & p_got_input)
{
TRACK_CALL_TEXT("index_tracks_helper");
if (p_reader.is_empty() && filesystem::g_is_remote_safe(p_path))
{
TRACK_CALL_TEXT("remote");
metadb_handle_ptr handle;
p_callback->handle_create(handle,make_playable_location(p_path,0));
p_got_input = true;
p_callback->on_entry(handle,p_type,p_stats,true);
} else {
TRACK_CALL_TEXT("hintable");
service_ptr_t<input_info_reader> instance;
input_entry::g_open_for_info_read(instance,p_reader,p_path,p_abort);
t_filestats stats = instance->get_file_stats(p_abort);
t_uint32 subsong,subsong_count = instance->get_subsong_count();
bool bInfoGetError = false;
for(subsong=0;subsong<subsong_count;subsong++)
{
TRACK_CALL_TEXT("subsong-loop");
p_abort.check();
metadb_handle_ptr handle;
t_uint32 index = instance->get_subsong(subsong);
p_callback->handle_create(handle,make_playable_location(p_path,index));
p_got_input = true;
if (! bInfoGetError && p_callback->want_info(handle,p_type,stats,true) )
{
file_info_impl info;
try {
TRACK_CODE("get_info",instance->get_info(index,info,p_abort));
} catch(std::exception const & e) {
bInfoGetError = true;
}
p_callback->on_entry_info(handle,p_type,stats,info,true);
}
else
{
p_callback->on_entry(handle,p_type,stats,true);
}
}
}
}
void input_open_file_helper(service_ptr_t<file> & p_file,const char * p_path,t_input_open_reason p_reason,abort_callback & p_abort)
{
if (p_file.is_empty()) {
switch(p_reason) {
default:
uBugCheck();
case input_open_info_read:
case input_open_decode:
filesystem::g_open(p_file,p_path,filesystem::open_mode_read,p_abort);
break;
case input_open_info_write:
filesystem::g_open(p_file,p_path,filesystem::open_mode_write_existing,p_abort);
break;
}
} else {
p_file->reopen(p_abort);
}
}
void open(service_ptr_t<file> p_filehint, const char *p_path, t_input_open_reason p_reason, abort_callback &p_abort)
{
if (p_reason == input_open_info_write) {
int len = strlen(p_path);
if (len >= MAX_PATH || !ASAP_CanSetModuleInfo(p_path))
throw exception_io_unsupported_format();
memcpy(filename, p_path, len + 1);
}
if (p_filehint.is_empty())
filesystem::g_open(p_filehint, p_path, filesystem::open_mode_read, p_abort);
m_file = p_filehint;
module_len = m_file->read(module, sizeof(module), p_abort);
if (!ASAP_GetModuleInfo(&module_info, p_path, module, module_len))
throw exception_io_unsupported_format();
if (p_reason == input_open_decode)
if (!ASAP_Load(&asap, p_path, module, module_len))
throw exception_io_unsupported_format();
}
static void process_fullbuffer(service_ptr_t<file> & p_file,const char * p_path,t_filesize p_fullbuffer,abort_callback & p_abort) {
if (p_fullbuffer > 0) {
if (p_file.is_empty()) {
service_ptr_t<filesystem> fs;
if (filesystem::g_get_interface(fs,p_path)) {
fs->open(p_file,p_path,filesystem::open_mode_read,p_abort);
}
}
if (p_file.is_valid()) {
t_filesize size = p_file->get_size(p_abort);
if (size != filesize_invalid && size <= p_fullbuffer) {
service_ptr_t<file> l_file_buffered;
if (reader_membuffer_mirror::g_create(l_file_buffered,p_file,p_abort)) {
p_file = l_file_buffered;
}
}
}
}
}
static void process_path_internal(const char * p_path,const service_ptr_t<file> & p_reader,playlist_loader_callback_v2 & p_callback,playlist_loader_callback::t_entry_type p_type,const t_filestats & p_stats)
{
//p_path must be canonical
p_callback.check();
p_callback.on_progress(p_path);
{
if (p_reader.is_empty()) {
directory_callback_impl directory_results(true);
try {
filesystem::g_list_directory(p_path,directory_results,p_callback);
for(t_size n=0;n<directory_results.get_count();n++) {
process_path_internal(directory_results.get_item(n),0,p_callback,playlist_loader_callback::entry_directory_enumerated,directory_results.get_item_stats(n));
}
return;
} catch(exception_aborted) {throw;}
catch(...) {
//do nothing, fall thru
//fixme - catch only filesystem exceptions?
}
}
bool found = false;
{
archive_callback_impl archive_results(p_callback);
service_enum_t<filesystem> e;
service_ptr_t<filesystem> f;
while(e.next(f)) {
p_callback.check();
service_ptr_t<archive> arch;
if (f->service_query_t(arch)) {
if (p_reader.is_valid()) p_reader->reopen(p_callback);
try {
TRACK_CODE("archive::archive_list",arch->archive_list(p_path,p_reader,archive_results,true));
return;
} catch(exception_aborted) {throw;}
catch(...) {}
}
}
}
}
{
service_ptr_t<link_resolver> ptr;
if (link_resolver::g_find(ptr,p_path))
{
if (p_reader.is_valid()) p_reader->reopen(p_callback);
pfc::string8 temp;
try {
TRACK_CODE("link_resolver::resolve",ptr->resolve(p_reader,p_path,temp,p_callback));
track_indexer__g_get_tracks_wrap(temp,0,filestats_invalid,playlist_loader_callback::entry_from_playlist,p_callback);
return;//success
} catch(exception_aborted) {throw;}
catch(...) {}
}
}
if (p_callback.is_path_wanted(p_path,p_type)) {
track_indexer__g_get_tracks_wrap(p_path,p_reader,p_stats,p_type,p_callback);
}
}
