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XANTRONIX Development 2025-01-05 23:50:50 -05:00
parent cfeffa27a4
commit afc5ce8339
1 changed files with 32 additions and 23 deletions
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53
lib/xenu_nntp/mbox.py
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@ -6,32 +6,21 @@ class MBoxReaderError(Exception):
class MBoxReaderBuffer():
def __init__(self):
self.lines = [None, None, None, None]
self.index = None
def add(self, line: str):
if self.lines[0] is None:
self.lines[0] = line
self.index = 0
elif self.lines[1] is None:
self.lines[1] = line
self.index = 1
elif self.lines[2] is None:
self.lines[2] = line
self.index = 2
elif self.lines[3] is None:
self.lines[3] = line
self.index = 3
else:
self.lines[0] = self.lines[1]
self.lines[1] = self.lines[2]
self.lines[2] = self.lines[3]
self.lines[3] = line
self.index = 3
if self.index is None:
self.index = 0
elif self.index < 3:
self.index += 1
def is_empty_line(self, line):
return self.lines[line] == '\n'
@ -73,6 +62,9 @@ class MBoxReader():
while True:
line = self.fh.readline()
#
# We have reached the final message in the stream.
#
if line is None or line == '':
ret = self.message
ret.finish()
@ -85,23 +77,40 @@ class MBoxReader():
self.line += 1
#
# Load the line in the circular mbox state buffer.
#
self.buf.add(line)
ret = None
#
# If we are at the start of a new message...
#
if self.buf.is_start():
if self.message is None:
self.message = Message()
self.message.readline(line)
else:
if self.message is not None:
#
# If we already have a message, return it.
#
ret = self.message
ret.finish()
self.message = Message()
self.message.readline(line)
#
# ...Prepare a new message object.
#
self.message = Message()
return ret
else:
if self.message:
self.message.readline(line)
if self.message is not None:
#
# Buffer the line into the current message.
#
self.message.readline(line)
#
# Return the message if we have one.
#
if ret:
ret.finish()
return ret
def messages(self):
while True: