Mercurial > libervia-backend

annotate sat/tools/stream.py @ 3107:a754523fc0f6

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
frontends (tools/strings): added "geo:" scheme in RE_URL
author Goffi <goffi@goffi.org>
date Fri, 03 Jan 2020 17:10:53 +0100
parents a51f7fce1e2c
children 9d0df638c8b4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2866
diff changeset
1 #!/usr/bin/env python3
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
2 # -*- coding: utf-8 -*-
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
3
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
4 # SAT: a jabber client
2771
003b8b4b56a7 date update
Goffi <goffi@goffi.org>
parents: 2624
diff changeset
5 # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org)
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
6
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
7 # This program is free software: you can redistribute it and/or modify
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
8 # it under the terms of the GNU Affero General Public License as published by
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
9 # the Free Software Foundation, either version 3 of the License, or
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
10 # (at your option) any later version.
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
11
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
12 # This program is distributed in the hope that it will be useful,
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
15 # GNU Affero General Public License for more details.
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
16
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
17 # You should have received a copy of the GNU Affero General Public License
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
19
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
20 """ interfaces """
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
21
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
22 import uuid
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
23 import os
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
24 from zope import interface
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
25 from sat.core import exceptions
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
26 from sat.core.constants import Const as C
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
27 from sat.core.log import getLogger
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
28 from twisted.protocols import basic
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
29 from twisted.internet import interfaces
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
30
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
31 log = getLogger(__name__)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
32
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
33
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
34 class IStreamProducer(interface.Interface):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
35 def startStream(consumer):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
36 """start producing the stream
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
37
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
38 @return (D): deferred fired when stream is finished
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
39 """
2866
8ce5748bfe97 plugin XEP-0363: updated to namespace "urn:xmpp:http:upload:0", handle headers
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
40 pass
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
41
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
42
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
43 class SatFile:
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
44 """A file-like object to have high level files manipulation"""
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
45
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
46 # TODO: manage "with" statement
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
47
2866
8ce5748bfe97 plugin XEP-0363: updated to namespace "urn:xmpp:http:upload:0", handle headers
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
48 def __init__(self, host, client, path, mode="rb", uid=None, size=None, data_cb=None,
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
49 auto_end_signals=True, check_size_with_read=False):
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
50 """
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
51 @param host: %(doc_host)s
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
52 @param path(Path, str): path to the file to get or write to
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
53 @param mode(str): same as for built-in "open" function
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
54 @param uid(unicode, None): unique id identifing this progressing element
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
55 This uid will be used with self.host.progressGet
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
56 will be automaticaly generated if None
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
57 @param size(None, int): size of the file (when known in advance)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
58 @param data_cb(None, callable): method to call on each data read/write
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
59 can be used to do processing like calculating hash.
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
60 if data_cb return a non None value, it will be used instead of the
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
61 data read/to write
2866
8ce5748bfe97 plugin XEP-0363: updated to namespace "urn:xmpp:http:upload:0", handle headers
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
62 @param auto_end_signals(bool): if True, progressFinished and progressError signals
8ce5748bfe97 plugin XEP-0363: updated to namespace "urn:xmpp:http:upload:0", handle headers
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
63 are automatically sent.
8ce5748bfe97 plugin XEP-0363: updated to namespace "urn:xmpp:http:upload:0", handle headers
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
64 if False, you'll have to call self.progressFinished and self.progressError
8ce5748bfe97 plugin XEP-0363: updated to namespace "urn:xmpp:http:upload:0", handle headers
Goffi <goffi@goffi.org>
parents: 2771
diff changeset
65 yourself.
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
66 progressStarted signal is always sent automatically
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
67 @param check_size_with_read(bool): if True, size well be checked using number of
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
68 bytes read or written. This is useful when data_cb modifiy len of file.
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
69 """
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
70 self.host = host
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
71 self.profile = client.profile
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2866
diff changeset
72 self.uid = uid or str(uuid.uuid4())
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
73 self._file = open(path, mode)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
74 self.size = size
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
75 self.data_cb = data_cb
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
76 self.auto_end_signals = auto_end_signals
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
77 metadata = self.getProgressMetadata()
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
78 self.host.registerProgressCb(
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
79 self.uid, self.getProgress, metadata, profile=client.profile
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
80 )
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
81 self.host.bridge.progressStarted(self.uid, metadata, client.profile)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
82
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
83 self._transfer_count = 0 if check_size_with_read else None
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
84
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
85 @property
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
86 def check_size_with_read(self):
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
87 return self._transfer_count is not None
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
88
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
89 @check_size_with_read.setter
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
90 def check_size_with_read(self, value):
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
91 if value and self._transfer_count is None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
92 self._transfer_count = 0
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
93 else:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
94 self._transfer_count = None
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
95
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
96 def checkSize(self):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
97 """Check that current size correspond to given size
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
98
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
99 must be used when the transfer is supposed to be finished
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
100 @return (bool): True if the position is the same as given size
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
101 @raise exceptions.NotFound: size has not be specified
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
102 """
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
103 if self.check_size_with_read:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
104 position = self._transfer_count
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
105 else:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
106 position = self._file.tell()
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
107 if self.size is None:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
108 raise exceptions.NotFound
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
109 return position == self.size
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
110
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
111 def close(self, progress_metadata=None, error=None):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
112 """Close the current file
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
113
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
114 @param progress_metadata(None, dict): metadata to send with _onProgressFinished
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
115 message
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
116 @param error(None, unicode): set to an error message if progress was not
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
117 successful
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
118 mutually exclusive with progress_metadata
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
119 error can happen even if error is None, if current size differ from given size
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
120 """
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
121 if self._file.closed:
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
122 return # avoid double close (which is allowed) error
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
123 if error is None:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
124 try:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
125 size_ok = self.checkSize()
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
126 except exceptions.NotFound:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
127 size_ok = True
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
128 if not size_ok:
3028
ab2696e34d29 Python 3 port:
Goffi <goffi@goffi.org>
parents: 2866
diff changeset
129 error = "declared and actual size mismatch"
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
130 log.warning(error)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
131 progress_metadata = None
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
132
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
133 self._file.close()
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
134
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
135 if self.auto_end_signals:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
136 if error is None:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
137 self.progressFinished(progress_metadata)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
138 else:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
139 assert progress_metadata is None
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
140 self.progressError(error)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
141
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
142 self.host.removeProgressCb(self.uid, self.profile)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
143
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
144 @property
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
145 def closed(self):
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
146 return self._file.closed
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
147
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
148 def progressFinished(self, metadata=None):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
149 if metadata is None:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
150 metadata = {}
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
151 self.host.bridge.progressFinished(self.uid, metadata, self.profile)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
152
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
153 def progressError(self, error):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
154 self.host.bridge.progressError(self.uid, error, self.profile)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
155
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
156 def flush(self):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
157 self._file.flush()
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
158
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
159 def write(self, buf):
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
160 if self.data_cb is not None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
161 ret = self.data_cb(buf)
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
162 if ret is not None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
163 buf = ret
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
164 if self._transfer_count is not None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
165 self._transfer_count += len(buf)
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
166 self._file.write(buf)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
167
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
168 def read(self, size=-1):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
169 read = self._file.read(size)
3087
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
170 if self.data_cb is not None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
171 ret = self.data_cb(read)
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
172 if ret is not None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
173 read = ret
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
174 if self._transfer_count is not None:
a51f7fce1e2c tools (stream): data modification on SatFile:
Goffi <goffi@goffi.org>
parents: 3028
diff changeset
175 self._transfer_count += len(read)
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
176 return read
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
177
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
178 def seek(self, offset, whence=os.SEEK_SET):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
179 self._file.seek(offset, whence)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
180
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
181 def tell(self):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
182 return self._file.tell()
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
183
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
184 def mode(self):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
185 return self._file.mode()
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
186
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
187 def getProgressMetadata(self):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
188 """Return progression metadata as given to progressStarted
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
189
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
190 @return (dict): metadata (check bridge for documentation)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
191 """
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
192 metadata = {"type": C.META_TYPE_FILE}
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
193
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
194 mode = self._file.mode
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
195 if "+" in mode:
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
196 pass # we have no direction in read/write modes
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
197 elif mode in ("r", "rb"):
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
198 metadata["direction"] = "out"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
199 elif mode in ("w", "wb"):
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
200 metadata["direction"] = "in"
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
201 elif "U" in mode:
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
202 metadata["direction"] = "out"
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
203 else:
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
204 raise exceptions.InternalError
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
205
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
206 metadata["name"] = self._file.name
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
207
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
208 return metadata
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
209
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
210 def getProgress(self, progress_id, profile):
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
211 ret = {"position": self._file.tell()}
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
212 if self.size:
2624
56f94936df1e code style reformatting using black
Goffi <goffi@goffi.org>
parents: 2562
diff changeset
213 ret["size"] = self.size
2489
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
214 return ret
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
215
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
216
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
217 @interface.implementer(IStreamProducer)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
218 @interface.implementer(interfaces.IConsumer)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
219 class FileStreamObject(basic.FileSender):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
220 def __init__(self, host, client, path, **kwargs):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
221 """
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
222
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
223 A SatFile will be created and put in self.file_obj
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
224 @param path(unicode): path to the file
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
225 @param **kwargs: kw arguments to pass to SatFile
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
226 """
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
227 self.file_obj = SatFile(host, client, path, **kwargs)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
228
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
229 def registerProducer(self, producer, streaming):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
230 pass
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
231
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
232 def startStream(self, consumer):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
233 return self.beginFileTransfer(self.file_obj, consumer)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
234
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
235 def write(self, data):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
236 self.file_obj.write(data)
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
237
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
238 def close(self, *args, **kwargs):
e2a7bb875957 plugin pipe/stream, file transfert: refactoring and improvments:
Goffi <goffi@goffi.org>
parents:
diff changeset
239 self.file_obj.close(*args, **kwargs)