nextcloud-android/third_party/transifex-client/txclib/web.py
2012-07-21 22:10:36 +02:00

94 lines
3.6 KiB
Python

# -*- coding: utf-8 -*-
import urllib2
import itertools, mimetools, mimetypes
import platform
from txclib import get_version
# Helper class to enable urllib2 to handle PUT/DELETE requests as well
class RequestWithMethod(urllib2.Request):
"""Workaround for using DELETE with urllib2"""
def __init__(self, url, method, data=None, headers={},
origin_req_host=None, unverifiable=False):
self._method = method
urllib2.Request.__init__(self, url, data=data, headers=headers,
origin_req_host=None, unverifiable=False)
def get_method(self):
return self._method
import urllib
import os, stat
from cStringIO import StringIO
class Callable:
def __init__(self, anycallable):
self.__call__ = anycallable
# Controls how sequences are uncoded. If true, elements may be given multiple
# values by assigning a sequence.
doseq = 1
class MultipartPostHandler(urllib2.BaseHandler):
handler_order = urllib2.HTTPHandler.handler_order - 10 # needs to run first
def http_request(self, request):
data = request.get_data()
if data is not None and type(data) != str:
v_files = []
v_vars = []
try:
for(key, value) in data.items():
if type(value) == file:
v_files.append((key, value))
else:
v_vars.append((key, value))
except TypeError:
systype, value, traceback = sys.exc_info()
raise TypeError, "not a valid non-string sequence or mapping object", traceback
if len(v_files) == 0:
data = urllib.urlencode(v_vars, doseq)
else:
boundary, data = self.multipart_encode(v_vars, v_files)
contenttype = 'multipart/form-data; boundary=%s' % boundary
if(request.has_header('Content-Type')
and request.get_header('Content-Type').find('multipart/form-data') != 0):
print "Replacing %s with %s" % (request.get_header('content-type'), 'multipart/form-data')
request.add_unredirected_header('Content-Type', contenttype)
request.add_data(data)
return request
def multipart_encode(vars, files, boundary = None, buf = None):
if boundary is None:
boundary = mimetools.choose_boundary()
if buf is None:
buf = StringIO()
for(key, value) in vars:
buf.write('--%s\r\n' % boundary)
buf.write('Content-Disposition: form-data; name="%s"' % key)
buf.write('\r\n\r\n' + value + '\r\n')
for(key, fd) in files:
file_size = os.fstat(fd.fileno())[stat.ST_SIZE]
filename = fd.name.split('/')[-1]
contenttype = mimetypes.guess_type(filename)[0] or 'application/octet-stream'
buf.write('--%s\r\n' % boundary)
buf.write('Content-Disposition: form-data; name="%s"; filename="%s"\r\n' % (key, filename))
buf.write('Content-Type: %s\r\n' % contenttype)
# buffer += 'Content-Length: %s\r\n' % file_size
fd.seek(0)
buf.write('\r\n' + fd.read() + '\r\n')
buf.write('--' + boundary + '--\r\n\r\n')
buf = buf.getvalue()
return boundary, buf
multipart_encode = Callable(multipart_encode)
https_request = http_request
def user_agent_identifier():
"""Return the user agent for the client."""
client_info = (get_version(), platform.system(), platform.machine())
return "txclient/%s (%s %s)" % client_info