result_t fs_base::clearZipFS(exlib::string fname)
{
if (fname.empty()) {
s_cachelock.lock();
s_cache.clear();
s_cachelock.unlock();
} else {
std::list<obj_ptr<cache_node>>::iterator it;
exlib::string safe_name;
path_base::normalize(fname, safe_name);
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == safe_name) {
s_cache.erase(it);
break;
}
s_cachelock.unlock();
}
return 0;
}
result_t fs_base::setZipFS(exlib::string fname, Buffer_base* data)
{
result_t hr;
std::list<obj_ptr<cache_node>>::iterator it;
obj_ptr<ZipFile_base> zfile;
obj_ptr<cache_node> _node;
hr = zip_base::cc_open(data, "r", zip_base::_ZIP_DEFLATED, zfile);
if (hr < 0)
return hr;
obj_ptr<NArray> list;
hr = zfile->cc_readAll("", list);
if (hr < 0)
return hr;
exlib::string safe_name;
path_base::normalize(fname, safe_name);
_node = new cache_node();
_node->m_name = safe_name;
_node->m_list = list;
_node->m_date = INFINITY;
_node->m_mtime.now();
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == safe_name) {
*it = _node;
break;
}
if (it == s_cache.end())
s_cache.push_back(_node);
s_cachelock.unlock();
return 0;
}
virtual void suspend(exlib::spinlock& lock)
{
lock.unlock();
}
result_t fs_base::openFile(exlib::string fname, exlib::string flags,
obj_ptr<SeekableStream_base>& retVal, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
exlib::string safe_name;
path_base::normalize(fname, safe_name);
size_t pos = safe_name.find('$');
if (pos != exlib::string::npos && safe_name[pos + 1] == PATH_SLASH) {
exlib::string zip_file = safe_name.substr(0, pos);
exlib::string member = safe_name.substr(pos + 2);
obj_ptr<ZipFile_base> zfile;
obj_ptr<Buffer_base> data;
exlib::string strData;
result_t hr;
#ifdef _WIN32
bool bChanged = false;
exlib::string member1 = member;
{
int32_t sz = (int32_t)member1.length();
const char* buf = member1.c_str();
for (int32_t i = 0; i < sz; i++)
if (buf[i] == PATH_SLASH) {
member[i] = '/';
bChanged = true;
}
}
#endif
obj_ptr<cache_node> _node;
obj_ptr<SeekableStream_base> zip_stream;
obj_ptr<Stat_base> stat;
std::list<obj_ptr<cache_node>>::iterator it;
date_t _now;
_now.now();
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == zip_file) {
_node = *it;
break;
}
s_cachelock.unlock();
if (_node && (_now.diff(_node->m_date) > 3000)) {
hr = openFile(zip_file, "r", zip_stream, ac);
if (hr < 0)
return hr;
hr = zip_stream->cc_stat(stat);
if (hr < 0)
return hr;
date_t _mtime;
stat->get_mtime(_mtime);
if (_mtime.diff(_node->m_mtime) != 0)
_node.Release();
else
_node->m_date = _now;
}
if (_node == NULL) {
if (zip_stream == NULL) {
hr = openFile(zip_file, "r", zip_stream, ac);
if (hr < 0)
return hr;
hr = zip_stream->cc_stat(stat);
if (hr < 0)
return hr;
}
obj_ptr<Buffer_base> zip_data;
hr = zip_stream->cc_readAll(zip_data);
if (hr < 0)
return hr;
hr = zip_base::cc_open(zip_data, "r", zip_base::_ZIP_DEFLATED, zfile);
if (hr < 0)
return hr;
obj_ptr<NArray> list;
hr = zfile->cc_readAll("", list);
if (hr < 0)
return hr;
_node = new cache_node();
_node->m_name = zip_file;
_node->m_list = list;
_node->m_date.now();
stat->get_mtime(_node->m_mtime);
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == zip_file) {
*it = _node;
break;
}
if (it == s_cache.end())
s_cache.push_back(_node);
s_cachelock.unlock();
}
int32_t len, i;
bool bFound = false;
obj_ptr<ZipFile::Info> zi;
_node->m_list->get_length(len);
for (i = 0; i < len; i++) {
Variant v;
exlib::string s;
_node->m_list->_indexed_getter(i, v);
zi = (ZipFile::Info*)v.object();
zi->get_filename(s);
if (member == s) {
bFound = true;
break;
}
#ifdef _WIN32
if (bChanged && member1 == s) {
member = member1;
bFound = true;
break;
}
#endif
}
if (!bFound)
return CALL_E_FILE_NOT_FOUND;
date_t _d;
zi->get_data(data);
if (data)
data->toString(strData);
zi->get_date(_d);
if (_d.empty())
_d = _node->m_date;
retVal = new MemoryStream::CloneStream(strData, _d);
} else {
obj_ptr<File> pFile = new File();
result_t hr;
Isolate* isolate = Runtime::check() ? Isolate::current() : ac->isolate();
if (isolate && !isolate->m_bFileAccess)
return CHECK_ERROR(CALL_E_INVALID_CALL);
hr = pFile->open(safe_name, flags);
if (hr < 0)
return hr;
retVal = pFile;
}
return 0;
}
namespace fibjs {
DECLARE_MODULE(fs);
class cache_node : public obj_base {
public:
exlib::string m_name;
date_t m_date;
date_t m_mtime;
obj_ptr<NArray> m_list;
};
static std::list<obj_ptr<cache_node>> s_cache;
static exlib::spinlock s_cachelock;
result_t fs_base::setZipFS(exlib::string fname, Buffer_base* data)
{
result_t hr;
std::list<obj_ptr<cache_node>>::iterator it;
obj_ptr<ZipFile_base> zfile;
obj_ptr<cache_node> _node;
hr = zip_base::cc_open(data, "r", zip_base::_ZIP_DEFLATED, zfile);
if (hr < 0)
return hr;
obj_ptr<NArray> list;
hr = zfile->cc_readAll("", list);
if (hr < 0)
return hr;
exlib::string safe_name;
path_base::normalize(fname, safe_name);
_node = new cache_node();
_node->m_name = safe_name;
_node->m_list = list;
_node->m_date = INFINITY;
_node->m_mtime.now();
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == safe_name) {
*it = _node;
break;
}
if (it == s_cache.end())
s_cache.push_back(_node);
s_cachelock.unlock();
return 0;
}
result_t fs_base::clearZipFS(exlib::string fname)
{
if (fname.empty()) {
s_cachelock.lock();
s_cache.clear();
s_cachelock.unlock();
} else {
std::list<obj_ptr<cache_node>>::iterator it;
exlib::string safe_name;
path_base::normalize(fname, safe_name);
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == safe_name) {
s_cache.erase(it);
break;
}
s_cachelock.unlock();
}
return 0;
}
result_t fs_base::openFile(exlib::string fname, exlib::string flags,
obj_ptr<SeekableStream_base>& retVal, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
exlib::string safe_name;
path_base::normalize(fname, safe_name);
size_t pos = safe_name.find('$');
if (pos != exlib::string::npos && safe_name[pos + 1] == PATH_SLASH) {
exlib::string zip_file = safe_name.substr(0, pos);
exlib::string member = safe_name.substr(pos + 2);
obj_ptr<ZipFile_base> zfile;
obj_ptr<Buffer_base> data;
exlib::string strData;
result_t hr;
#ifdef _WIN32
bool bChanged = false;
exlib::string member1 = member;
{
int32_t sz = (int32_t)member1.length();
const char* buf = member1.c_str();
for (int32_t i = 0; i < sz; i++)
if (buf[i] == PATH_SLASH) {
member[i] = '/';
bChanged = true;
}
}
#endif
obj_ptr<cache_node> _node;
obj_ptr<SeekableStream_base> zip_stream;
obj_ptr<Stat_base> stat;
std::list<obj_ptr<cache_node>>::iterator it;
date_t _now;
_now.now();
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == zip_file) {
_node = *it;
break;
}
s_cachelock.unlock();
if (_node && (_now.diff(_node->m_date) > 3000)) {
hr = openFile(zip_file, "r", zip_stream, ac);
if (hr < 0)
return hr;
hr = zip_stream->cc_stat(stat);
if (hr < 0)
return hr;
date_t _mtime;
stat->get_mtime(_mtime);
if (_mtime.diff(_node->m_mtime) != 0)
_node.Release();
else
_node->m_date = _now;
}
if (_node == NULL) {
if (zip_stream == NULL) {
hr = openFile(zip_file, "r", zip_stream, ac);
if (hr < 0)
return hr;
hr = zip_stream->cc_stat(stat);
if (hr < 0)
return hr;
}
obj_ptr<Buffer_base> zip_data;
hr = zip_stream->cc_readAll(zip_data);
if (hr < 0)
return hr;
hr = zip_base::cc_open(zip_data, "r", zip_base::_ZIP_DEFLATED, zfile);
if (hr < 0)
return hr;
obj_ptr<NArray> list;
hr = zfile->cc_readAll("", list);
if (hr < 0)
return hr;
_node = new cache_node();
_node->m_name = zip_file;
_node->m_list = list;
_node->m_date.now();
stat->get_mtime(_node->m_mtime);
s_cachelock.lock();
for (it = s_cache.begin(); it != s_cache.end(); ++it)
if ((*it)->m_name == zip_file) {
*it = _node;
break;
}
if (it == s_cache.end())
s_cache.push_back(_node);
s_cachelock.unlock();
}
int32_t len, i;
bool bFound = false;
obj_ptr<ZipFile::Info> zi;
_node->m_list->get_length(len);
for (i = 0; i < len; i++) {
Variant v;
exlib::string s;
_node->m_list->_indexed_getter(i, v);
zi = (ZipFile::Info*)v.object();
zi->get_filename(s);
if (member == s) {
bFound = true;
break;
}
#ifdef _WIN32
if (bChanged && member1 == s) {
member = member1;
bFound = true;
break;
}
#endif
}
if (!bFound)
return CALL_E_FILE_NOT_FOUND;
date_t _d;
zi->get_data(data);
if (data)
data->toString(strData);
zi->get_date(_d);
if (_d.empty())
_d = _node->m_date;
retVal = new MemoryStream::CloneStream(strData, _d);
} else {
obj_ptr<File> pFile = new File();
result_t hr;
Isolate* isolate = Runtime::check() ? Isolate::current() : ac->isolate();
if (isolate && !isolate->m_bFileAccess)
return CHECK_ERROR(CALL_E_INVALID_CALL);
hr = pFile->open(safe_name, flags);
if (hr < 0)
return hr;
retVal = pFile;
}
return 0;
}
result_t fs_base::get_constants(v8::Local<v8::Object>& retVal)
{
Isolate* isolate = Isolate::current();
retVal = v8::Object::New(isolate->m_isolate);
retVal->Set(isolate->NewString("F_OK"), v8::Integer::New(isolate->m_isolate, F_OK));
retVal->Set(isolate->NewString("R_OK"), v8::Integer::New(isolate->m_isolate, R_OK));
retVal->Set(isolate->NewString("W_OK"), v8::Integer::New(isolate->m_isolate, W_OK));
retVal->Set(isolate->NewString("X_OK"), v8::Integer::New(isolate->m_isolate, X_OK));
return 0;
}
result_t fs_base::open(exlib::string fname, exlib::string flags, int32_t mode,
int32_t& retVal, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
exlib::string safe_name;
path_base::normalize(fname, safe_name);
return file_open(safe_name, flags, mode, retVal);
}
result_t fs_base::close(int32_t fd, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
if (fd != -1) {
::_close(fd);
fd = -1;
}
return 0;
}
result_t fs_base::openTextStream(exlib::string fname, exlib::string flags,
obj_ptr<BufferedStream_base>& retVal,
AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<SeekableStream_base> pFile;
result_t hr = openFile(fname, flags, pFile, ac);
if (hr < 0)
return hr;
return BufferedStream_base::_new(pFile, retVal);
}
result_t fs_base::readTextFile(exlib::string fname, exlib::string& retVal,
AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<SeekableStream_base> f;
obj_ptr<Buffer_base> buf;
result_t hr;
hr = openFile(fname, "r", f, ac);
if (hr < 0)
return hr;
hr = f->cc_readAll(buf);
f->cc_close();
if (hr == CALL_RETURN_NULL) {
retVal.clear();
return 0;
}
if (hr < 0)
return hr;
return buf->toString(retVal);
}
result_t fs_base::readFile(exlib::string fname, exlib::string encoding,
Variant& retVal, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<SeekableStream_base> f;
obj_ptr<Buffer_base> buf;
result_t hr;
hr = openFile(fname, "r", f, ac);
if (hr < 0)
return hr;
hr = f->cc_readAll(buf);
f->cc_close();
if (hr < 0)
return hr;
if (hr == CALL_RETURN_NULL) {
if (encoding != "") {
exlib::string str;
retVal = str;
} else {
buf = new Buffer();
retVal = buf;
}
} else {
if (encoding != "") {
exlib::string str;
hr = iconv_base::decode(encoding, buf, str);
if (hr < 0)
return hr;
retVal = str;
} else
retVal = buf;
}
return 0;
}
result_t fs_base::readLines(exlib::string fname, int32_t maxlines,
v8::Local<v8::Array>& retVal)
{
obj_ptr<BufferedStream_base> pFile;
result_t hr;
hr = ac_openTextStream(fname, "r", pFile);
if (hr < 0)
return hr;
return pFile->readLines(maxlines, retVal);
}
result_t fs_base::writeTextFile(exlib::string fname, exlib::string txt,
AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<SeekableStream_base> f;
result_t hr;
hr = openFile(fname, "w", f, ac);
if (hr < 0)
return hr;
obj_ptr<Buffer_base> buf = new Buffer(txt);
hr = f->cc_write(buf);
f->cc_close();
return hr;
}
result_t fs_base::writeFile(exlib::string fname, Buffer_base* data, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<SeekableStream_base> f;
result_t hr;
hr = openFile(fname, "w", f, ac);
if (hr < 0)
return hr;
hr = f->cc_write(data);
f->cc_close();
return hr;
}
result_t fs_base::appendFile(exlib::string fname, Buffer_base* data, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<SeekableStream_base> f;
result_t hr;
hr = openFile(fname, "a", f, ac);
if (hr < 0)
return hr;
hr = f->cc_write(data);
f->cc_close();
return hr;
}
result_t fs_base::stat(exlib::string path, obj_ptr<Stat_base>& retVal,
AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<Stat> pStat = new Stat();
result_t hr = pStat->getStat(path);
if (hr < 0)
return hr;
retVal = pStat;
return 0;
}
result_t fs_base::lstat(exlib::string path, obj_ptr<Stat_base>& retVal, AsyncEvent* ac)
{
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
obj_ptr<Stat> pStat = new Stat();
result_t hr = pStat->getLstat(path);
if (hr < 0)
return hr;
retVal = pStat;
return 0;
}
result_t fs_base::read(int32_t fd, Buffer_base* buffer, int32_t offset, int32_t length,
int32_t position, int32_t& retVal, AsyncEvent* ac)
{
if (fd < 0)
return CHECK_ERROR(CALL_E_INVALID_CALL);
if (ac->isSync())
return CHECK_ERROR(CALL_E_NOSYNC);
int32_t bufLength;
buffer->get_length(bufLength);
if (offset < 0 || offset >= bufLength)
return Runtime::setError("Offset is out of bounds");
exlib::string strBuf;
if (length < 0 || (offset + length > bufLength)) {
return Runtime::setError("Length extends beyond buffer");
}
if (position > -1) {
if (_lseeki64(fd, position, SEEK_SET) < 0)
return CHECK_ERROR(LastError());
}
if (length > 0) {
strBuf.resize(length);
int32_t sz = length;
char* p = &strBuf[0];
while (sz) {
int32_t n = (int32_t)::_read(fd, p, sz > STREAM_BUFF_SIZE ? STREAM_BUFF_SIZE : sz);
if (n < 0)
return CHECK_ERROR(LastError());
if (n == 0)
break;
sz -= n;
p += n;
}
strBuf.resize(length - sz);
}
if (strBuf.length() == 0) {
retVal = 0;
return 0;
}
return buffer->write(strBuf, offset, (int32_t)strBuf.length(), "utf8", retVal);
}
}