def fetch_original (repository, response, params):
"""
Return the original bits of the document. If the document original is multi-file,
a zipfile containing all the parts is returned, with MIME type "application/x-folder-zipped".
With one exception -- if the document is multi-file and a Web page,
and if the user has specified the "browser" parameter,
the response is an HTTP redirect to the stored version of the Web page,
rather than an actual value.
:param doc_id: the document to retrieve
:type doc_id: an UpLib doc ID string
:param browser: optional, indicates whether the result is for display in browser
:type browser: boolean
:return: the document original
:rtype: bits or possibly a redirect
"""
def check_for_webpage_complete(d):
files = os.listdir(d)
files.sort()
if len(files) != 2:
return None
if files[0].endswith(" Files") and (files[1].endswith(".html") or files[1].endswith(".htm")):
return files[1]
if files[1].endswith("_files") and (files[0].endswith(".html") or files[0].endswith(".htm")):
return files[0]
return None
if not params.has_key('doc_id'):
response.error(HTTPCodes.BAD_REQUEST, "No query specified.\n")
return
doc_id = params.get('doc_id')
if not repository.valid_doc_id(doc_id):
response.error(HTTPCodes.NOT_FOUND, "Invalid doc_id %s specified.\n" % doc_id)
return
doc = repository.get_document(doc_id)
originals_dir = doc.originals_path()
format = doc.get_metadata("apparent-mime-type") or "application/octet-stream"
if os.path.isdir(originals_dir):
files = os.listdir(originals_dir)
master = check_for_webpage_complete(originals_dir)
if not files:
response.error(HTTPCodes.NOT_FOUND, "No originals for that document %s.\n" % doc_id)
if len(files) == 1:
#note("returning single file %s (%s)", os.path.join(originals_dir, files[0]), format)
response.return_file(format, os.path.join(originals_dir, files[0]))
elif params.has_key("browser") and os.path.exists(os.path.join(originals_dir, "original.html")):
#note("redirecting to /docs/%s/originals/original.html" % doc_id)
response.redirect("/docs/%s/originals/original.html" % doc_id)
elif params.has_key("browser") and master:
#note("redirecting to /docs/%s/originals/%s" ,doc_id, master)
response.redirect("/docs/%s/originals/%s" % (doc_id, master))
else:
tfilename = zipup(originals_dir)
#note("returning zipfile %s", tfilename)
response.return_file("application/x-folder-zipped", tfilename, true)
else:
response.error(HTTPCodes.NOT_FOUND, "No originals for that document %s.\n" % doc_id)
def fetch_folder (repository, response, params):
"""
Return a document's UpLib folder as a zip file.
:param doc_id: the document to fetch
:type doc_id: UpLib doc ID string
:return: a zipped UpLib document folder
:rtype: zipped directory tree, as MIME type "application/x-uplib-folder-zipped"
"""
if not params.has_key('doc_id'):
response.error(HTTPCodes.BAD_REQUEST, "No query specified.\n")
return
doc_id = params.get('doc_id')
if not repository.valid_doc_id(doc_id):
response.error(HTTPCodes.NOT_FOUND, "Invalid doc_id %s specified.\n" % doc_id)
return
location = repository.doc_location(doc_id)
tfilename = zipup(location)
response.return_file("application/x-uplib-folder-zipped", tfilename, true)
