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39 lines
1.2 KiB
39 lines
1.2 KiB
6 years ago
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import mimetypes
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from uuid import uuid4
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def encode_multipart_formdata(fields, files):
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"""
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fields is a sequence of (name, value) elements for regular form fields.
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files is a sequence of (name, filename, value) elements for data to be
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uploaded as files.
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Return (content_type, body) ready for httplib.HTTP instance
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"""
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boundary = uuid4().hex
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CRLF = '\r\n'
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L = []
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for (key, value) in fields:
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L.append('--' + boundary)
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L.append('Content-Disposition: form-data; name="%s"' % key)
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L.append('')
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L.append(value)
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for (key, filename, value) in files:
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L.append('--' + boundary)
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L.append(
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'Content-Disposition: form-data; name="%s"; filename="%s"' % (
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key, filename
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)
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)
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L.append('Content-Type: %s' % get_content_type(filename))
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L.append('')
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L.append(value)
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L.append('--' + boundary + '--')
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L.append('')
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body = CRLF.join(L)
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content_type = 'multipart/form-data; boundary=%s' % boundary
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return content_type, body
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def get_content_type(filename):
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return mimetypes.guess_type(filename)[0] or 'application/octet-stream'
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