def __init__(self, path, flags, *mode):
rwflags = flags & (os.O_RDONLY | os.O_WRONLY | os.O_RDWR)
if rwflags != os.O_RDONLY:
raise NOTFOUND
if path == _cfgpath:
self.data = wp._cfgfile
return
spath = path.split("/")
metam = metamd5re.match(spath[-1])
if metam:
self.data = wp._generate_meta(metam.group(1))
return
if spath[-1][: len(_cloudname)] == _cloudname:
self.data = wp._generate_cloud(spath[1:-1], spath[-1])
return
if spath[-3:-1] in _thumbpaths:
self.data = self._make_thumb(spath)
else:
fn = spath[-1].split(".")
m = fn[-2][-32:]
fh = self._open(m)
if fh:
if wp._raw2jpeg and fn[-1] in _rawext_r:
# @@ Check wp._stat(m).version
self._fh = RawWrapper(fh, True)
else:
self._fh = fh
self._lock = Lock()
def serve(fn, ext):
if not exists(fn):
abort(404)
if ext in raw_exts:
fh = RawWrapper(open(fn, "rb"), True)
fh.seek(0, 2)
z = fh.tell()
fh.seek(0)
ext = "jpeg"
else:
z = stat(fn).st_size
fh = open(fn, "rb")
response.content_type = "image/" + ext
response.set_header("Content-Length", str(z))
response.set_header("Expires", fmttime(time() + 60*60*24 * 10))
response.set_header("Date", fmttime(time()))
return fh
class FakeFile:
keep_cache = False
direct_io = False
_fh = None
data = ""
def __init__(self, path, flags, *mode):
rwflags = flags & (os.O_RDONLY | os.O_WRONLY | os.O_RDWR)
if rwflags != os.O_RDONLY:
raise NOTFOUND
if path == _cfgpath:
self.data = wp._cfgfile
return
spath = path.split("/")
metam = metamd5re.match(spath[-1])
if metam:
self.data = wp._generate_meta(metam.group(1))
return
if spath[-1][: len(_cloudname)] == _cloudname:
self.data = wp._generate_cloud(spath[1:-1], spath[-1])
return
if spath[-3:-1] in _thumbpaths:
self.data = self._make_thumb(spath)
else:
fn = spath[-1].split(".")
m = fn[-2][-32:]
fh = self._open(m)
if fh:
if wp._raw2jpeg and fn[-1] in _rawext_r:
# @@ Check wp._stat(m).version
self._fh = RawWrapper(fh, True)
else:
self._fh = fh
self._lock = Lock()
def _open(self, m):
try:
dest = wp._stat(m).dest
return open(dest, "rb")
except Exception:
pass
try:
p = wp._client.image_path(m)
dest = os.readlink(p)
fh = open(dest, "rb")
wp._stat_cache[m] = wp._stat(m)._replace(dest=dest)
return fh
except Exception:
pass
# FUSE doesn't seem to like destroying these objects.
# But it does call release, so I'll do what I can.
def __del__(self):
self.release(0)
def release(self, flags):
if self._fh:
self._fh.close()
self.data = self._fh = self._Lock = None
def _make_thumb(self, spath):
search = wp._path2search("/".join(spath[:-3]))
if not search:
raise NOTFOUND
orgmd5, fn = wp._resolve_thumb(search, spath[-1])
ext = fn.split(".")[-1]
tfn = wp._client.thumb_path(orgmd5, spath[-2])
fh = open(tfn)
data = fh.read()
fh.close()
if not (search.order or ext in _rawext_r):
return data
data = data.split("tEXtThumb::URI\0")
if len(data) != 2:
raise NOTFOUND
pre, post = data
clen, = unpack(">I", pre[-4:])
if search.order: # It's longer only of search was ordered
pre = pre[:-4] + pack(">I", clen + 7)
post = post[clen - 7 :]
tEXt = "tEXtThumb::URI\0" + fn
crc = crc32(tEXt)
if crc < 0:
crc += 0x100000000
tEXt += pack(">I", crc)
return pre + tEXt + post
def read(self, length, offset):
if self._fh:
with self._lock:
self._fh.seek(offset)
return self._fh.read(length)
else:
return self.data[offset : offset + length]
