def render_POST(self, ctx):
# "POST /uri?t=upload&file=newfile" to upload an
# unlinked file or "POST /uri?t=mkdir" to create a
# new directory
req = IRequest(ctx)
t = get_arg(req, "t", "").strip()
if t in ("", "upload"):
mutable = bool(get_arg(req, "mutable", "").strip())
if mutable:
arg = get_arg(req, "mutable-type", None)
version = parse_mutable_type_arg(arg)
if version is "invalid":
raise WebError("Unknown type: %s" % arg, http.BAD_REQUEST)
return unlinked.POSTUnlinkedSSK(req, self.client, version)
else:
return unlinked.POSTUnlinkedCHK(req, self.client)
if t == "mkdir":
return unlinked.POSTUnlinkedCreateDirectory(req, self.client)
elif t == "mkdir-with-children":
return unlinked.POSTUnlinkedCreateDirectoryWithChildren(req,
self.client)
elif t == "mkdir-immutable":
return unlinked.POSTUnlinkedCreateImmutableDirectory(req,
self.client)
errmsg = ("/uri accepts only PUT, PUT?t=mkdir, POST?t=upload, "
"and POST?t=mkdir")
raise WebError(errmsg, http.BAD_REQUEST)
def replace_me_with_a_formpost(self, req, client, replace):
# create a new file, maybe mutable, maybe immutable
mutable = boolean_of_arg(get_arg(req, "mutable", "false"))
# create an immutable file
contents = req.fields["file"]
if mutable:
arg = get_arg(req, "mutable-type", None)
mutable_type = parse_mutable_type_arg(arg)
if mutable_type is "invalid":
raise WebError("Unknown type: %s" % arg, http.BAD_REQUEST)
uploadable = MutableFileHandle(contents.file)
d = client.create_mutable_file(uploadable, version=mutable_type)
def _uploaded(newnode):
d2 = self.parentnode.set_node(self.name, newnode,
overwrite=replace)
d2.addCallback(lambda res: newnode.get_uri())
return d2
d.addCallback(_uploaded)
return d
uploadable = FileHandle(contents.file, convergence=client.convergence)
d = self.parentnode.add_file(self.name, uploadable, overwrite=replace)
d.addCallback(lambda newnode: newnode.get_uri())
return d
def replace_me_with_a_child(self, req, client, replace):
# a new file is being uploaded in our place.
mutable = boolean_of_arg(get_arg(req, "mutable", "false"))
if mutable:
arg = get_arg(req, "mutable-type", None)
mutable_type = parse_mutable_type_arg(arg)
if mutable_type is "invalid":
raise WebError("Unknown type: %s" % arg, http.BAD_REQUEST)
data = MutableFileHandle(req.content)
d = client.create_mutable_file(data, version=mutable_type)
def _uploaded(newnode):
d2 = self.parentnode.set_node(self.name, newnode,
overwrite=replace)
d2.addCallback(lambda res: newnode)
return d2
d.addCallback(_uploaded)
else:
uploadable = FileHandle(req.content, convergence=client.convergence)
d = self.parentnode.add_file(self.name, uploadable,
overwrite=replace)
def _done(filenode):
log.msg("webish upload complete",
facility="tahoe.webish", level=log.NOISY, umid="TCjBGQ")
if self.node:
# we've replaced an existing file (or modified a mutable
# file), so the response code is 200
req.setResponseCode(http.OK)
else:
# we've created a new file, so the code is 201
req.setResponseCode(http.CREATED)
return filenode.get_uri()
d.addCallback(_done)
return d
def PUTUnlinkedCreateDirectory(req, client):
# "PUT /uri?t=mkdir", to create an unlinked directory.
arg = get_arg(req, "mutable-type", None)
mt = parse_mutable_type_arg(arg)
if mt is not None and mt is not "invalid":
d = client.create_dirnode(version=mt)
elif mt is "invalid":
msg = "Unknown type: %s" % arg
raise WebError(msg, http.BAD_REQUEST)
else:
d = client.create_dirnode()
d.addCallback(lambda dirnode: dirnode.get_uri())
# XXX add redirect_to_result
return d
def render_PUT(self, ctx):
req = IRequest(ctx)
# either "PUT /uri" to create an unlinked file, or
# "PUT /uri?t=mkdir" to create an unlinked directory
t = get_arg(req, "t", "").strip()
if t == "":
mutable = boolean_of_arg(get_arg(req, "mutable", "false").strip())
if mutable:
arg = get_arg(req, "mutable-type", None)
version = parse_mutable_type_arg(arg)
if version == "invalid":
errmsg = "Unknown type: %s" % arg
raise WebError(errmsg, http.BAD_REQUEST)
return unlinked.PUTUnlinkedSSK(req, self.client, version)
else:
return unlinked.PUTUnlinkedCHK(req, self.client)
if t == "mkdir":
return unlinked.PUTUnlinkedCreateDirectory(req, self.client)
errmsg = ("/uri accepts only PUT, PUT?t=mkdir, POST?t=upload, "
"and POST?t=mkdir")
raise WebError(errmsg, http.BAD_REQUEST)
def POSTUnlinkedCreateDirectory(req, client):
# "POST /uri?t=mkdir", to create an unlinked directory.
ct = req.getHeader("content-type") or ""
if not ct.startswith("multipart/form-data"):
# guard against accidental attempts to call t=mkdir as if it were
# t=mkdir-with-children, but make sure we tolerate the usual HTML
# create-directory form (in which the t=mkdir and redirect_to_result=
# and other arguments can be passed encoded as multipath/form-data,
# in the request body).
req.content.seek(0)
kids_json = req.content.read()
if kids_json:
raise WebError("t=mkdir does not accept children=, "
"try t=mkdir-with-children instead",
http.BAD_REQUEST)
arg = get_arg(req, "mutable-type", None)
mt = parse_mutable_type_arg(arg)
if mt is not None and mt is not "invalid":
d = client.create_dirnode(version=mt)
elif mt is "invalid":
msg = "Unknown type: %s" % arg
raise WebError(msg, http.BAD_REQUEST)
else:
d = client.create_dirnode()
redirect = get_arg(req, "redirect_to_result", "false")
if boolean_of_arg(redirect):
def _then_redir(res):
new_url = "uri/" + urllib.quote(res.get_uri())
req.setResponseCode(http.SEE_OTHER) # 303
req.setHeader('location', new_url)
req.finish()
return ''
d.addCallback(_then_redir)
else:
d.addCallback(lambda dirnode: dirnode.get_uri())
return d