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@oneyoung
Created May 26, 2014 07:53
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POST file using built-in library.
# stolen from http://code.activestate.com/recipes/146306/
import httplib
import mimetypes
import urlparse
def posturl(url, fields, files):
urlparts = urlparse.urlsplit(url)
return post_multipart(urlparts[1], urlparts[2], fields, files)
def post_multipart(host, selector, fields, files):
"""
Post fields and files to an http host as multipart/form-data.
fields is a sequence of (name, value) elements for regular form fields.
files is a sequence of (name, filename, value) elements for data to be uploaded as files
Return the server's response page.
"""
content_type, body = encode_multipart_formdata(fields, files)
h = httplib.HTTP(host)
h.putrequest('POST', selector)
h.putheader('content-type', content_type)
h.putheader('content-length', str(len(body)))
h.endheaders()
h.send(body)
errcode, errmsg, headers = h.getreply()
return h.file.read()
def encode_multipart_formdata(fields, files):
"""
fields is a sequence of (name, value) elements for regular form fields.
files is a sequence of (name, filename, value) elements for data to be uploaded as files
Return (content_type, body) ready for httplib.HTTP instance
"""
BOUNDARY = '----------ThIs_Is_tHe_bouNdaRY_$'
CRLF = '\r\n'
L = []
for (key, value) in fields:
L.append('--' + BOUNDARY)
L.append('Content-Disposition: form-data; name="%s"' % key)
L.append('')
L.append(value)
for (key, filename, value) in files:
L.append('--' + BOUNDARY)
L.append('Content-Disposition: form-data; name="%s"; filename="%s"' % (key, filename))
L.append('Content-Type: %s' % get_content_type(filename))
L.append('')
L.append(value)
L.append('--' + BOUNDARY + '--')
L.append('')
# add s.decode('string_escape') to avoid ascii decode error
body = CRLF.join([s.decode('string_escape') for s in L])
content_type = 'multipart/form-data; boundary=%s' % BOUNDARY
return content_type, body
def get_content_type(filename):
return mimetypes.guess_type(filename)[0] or 'application/octet-stream'
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