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25 lines
738 B
Python
25 lines
738 B
Python
# -*- coding: utf-8 -*-
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# © 2016 Therp BV <http://therp.nl>
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
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try:
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from paramiko import SFTP_EOF, SFTPHandle
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except ImportError:
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pass
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from base64 import b64decode
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class DocumentSFTPHandle(SFTPHandle):
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def __init__(self, attachment, flags=0):
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self.attachment = attachment
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super(DocumentSFTPHandle, self).__init__(flags)
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def stat(self):
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return self.attachment.env['document.sftp.root']._file(self.attachment)
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def read(self, offset, length):
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# pylint: disable=W8106
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data = b64decode(self.attachment.datas)
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if offset > len(data):
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return SFTP_EOF
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return data[offset:offset + length]
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