Current File : //proc/self/root/lib/python3/dist-packages/mitmproxy/tools/console/grideditor/col_text.py
"""
Welcome to the encoding dance!
In a nutshell, text columns are actually a proxy class for byte columns,
which just encode/decodes contents.
"""
from mitmproxy.tools.console import signals
from mitmproxy.tools.console.grideditor import col_bytes
class Column(col_bytes.Column):
def __init__(self, heading, encoding="utf8", errors="surrogateescape"):
super().__init__(heading)
self.encoding_args = encoding, errors
def Display(self, data):
return TDisplay(data, self.encoding_args)
def Edit(self, data):
return TEdit(data, self.encoding_args)
def blank(self):
return ""
# This is the same for both edit and display.
class EncodingMixin:
def __init__(self, data, encoding_args):
self.encoding_args = encoding_args
super().__init__(data.__str__().encode(*self.encoding_args))
def get_data(self):
data = super().get_data()
try:
return data.decode(*self.encoding_args)
except ValueError:
signals.status_message.send(
self,
message="Invalid encoding.",
expire=1000
)
raise
# urwid forces a different name for a subclass.
class TDisplay(EncodingMixin, col_bytes.Display):
pass
class TEdit(EncodingMixin, col_bytes.Edit):
pass
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