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Side by Side Diff: LayoutTests/http/tests/websocket/tests/hybi/deflate-frame_wsh.py

Issue 101143002: Remove hybi sub directory for WebSocket layout tests (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Created 7 years ago
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1 # Copyright 2012, Google Inc. All rights reserved.
2 #
3 # Redistribution and use in source and binary forms, with or without
4 # modification, are permitted provided that the following conditions are
5 # met:
6 #
7 # * Redistributions of source code must retain the above copyright
8 # notice, this list of conditions and the following disclaimer.
9 # * Redistributions in binary form must reproduce the above
10 # copyright notice, this list of conditions and the following disclaimer
11 # in the documentation and/or other materials provided with the
12 # distribution.
13 # * Neither the name of Google Inc. nor the names of its
14 # contributors may be used to endorse or promote products derived from
15 # this software without specific prior written permission.
16 #
17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29
30 import urlparse
31 from mod_pywebsocket.extensions import DeflateFrameExtensionProcessor
32 from mod_pywebsocket.extensions import ExtensionProcessorInterface
33 from mod_pywebsocket.common import ExtensionParameter
34
35
36 _GOODBYE_MESSAGE = u'Goodbye'
37 _ENABLE_MESSAGE = u'EnableCompression'
38 _DISABLE_MESSAGE = u'DisableCompression'
39
40
41 def _get_deflate_frame_extension_processor(request):
42 for extension_processor in request.ws_extension_processors:
43 if isinstance(extension_processor, DeflateFrameExtensionProcessor):
44 return extension_processor
45 return None
46
47
48 def web_socket_do_extra_handshake(request):
49 processor = _get_deflate_frame_extension_processor(request)
50 if not processor:
51 return
52 # Avoid extension conflict.
53 request.ws_extension_processors = [processor]
54
55 r = request.ws_resource.split('?', 1)
56 if len(r) == 1:
57 return
58 parameters = urlparse.parse_qs(r[1], keep_blank_values=True)
59 if 'max_window_bits' in parameters:
60 window_bits = int(parameters['max_window_bits'][0])
61 processor.set_response_window_bits(window_bits)
62 if 'no_context_takeover' in parameters:
63 processor.set_response_no_context_takeover(True)
64 if 'set_bfinal' in parameters:
65 processor.set_bfinal(True)
66
67
68 def web_socket_transfer_data(request):
69 processor = _get_deflate_frame_extension_processor(request)
70 while True:
71 line = request.ws_stream.receive_message()
72 if line is None:
73 return
74 if isinstance(line, unicode):
75 if processor:
76 if line == _ENABLE_MESSAGE:
77 processor.enable_outgoing_compression()
78 elif line == _DISABLE_MESSAGE:
79 processor.disable_outgoing_compression()
80 request.ws_stream.send_message(line, binary=False)
81 if line == _GOODBYE_MESSAGE:
82 return
83 else:
84 request.ws_stream.send_message(line, binary=True)
85
86
87 # vi:sts=4 sw=4 et
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