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import urwid
from mitmproxy import flowfilter
from mitmproxy.tools.console import common
from mitmproxy.tools.console import layoutwidget
from mitmproxy.tools.console import tabs
class CListBox(urwid.ListBox):
def __init__(self, contents):
self.length = len(contents)
contents = contents[:] + [urwid.Text(["\n"])] * 5
super().__init__(contents)
def keypress(self, size, key):
if key == "m_end":
self.set_focus(self.length - 1)
elif key == "m_start":
self.set_focus(0)
else:
return super().keypress(size, key)
class HelpView(tabs.Tabs, layoutwidget.LayoutWidget):
title = "Help"
keyctx = "help"
def __init__(self, master):
self.master = master
self.helpctx = ""
super().__init__(
[
[self.keybindings_title, self.keybindings],
[self.filtexp_title, self.filtexp],
]
)
def keybindings_title(self):
return "Key Bindings"
def format_keys(self, binds):
kvs = []
for b in binds:
k = b.key
if b.key == " ":
k = "space"
kvs.append((k, b.help or b.command))
return common.format_keyvals(kvs)
def keybindings(self):
text = [
urwid.Text(
[
("title", "Keybindings for this view")
]
)
]
if self.helpctx:
text.extend(self.format_keys(self.master.keymap.list(self.helpctx)))
text.append(
urwid.Text(
[
"\n",
("title", "Global Keybindings"),
]
)
)
text.extend(self.format_keys(self.master.keymap.list("global")))
return CListBox(text)
def filtexp_title(self):
return "Filter Expressions"
def filtexp(self):
text = []
text.extend(common.format_keyvals(flowfilter.help, indent=4))
text.append(
urwid.Text(
[
"\n",
("text", " Regexes are Python-style.\n"),
("text", " Regexes can be specified as quoted strings.\n"),
("text", " Header matching (~h, ~hq, ~hs) is against a string of the form \"name: value\".\n"),
("text", " Expressions with no operators are regex matches against URL.\n"),
("text", " Default binary operator is &.\n"),
("head", "\n Examples:\n"),
]
)
)
examples = [
(r"google\.com", r"Url containing \"google.com"),
("~q ~b test", r"Requests where body contains \"test\""),
(r"!(~q & ~t \"text/html\")", "Anything but requests with a text/html content type."),
]
text.extend(
common.format_keyvals(examples, indent=4)
)
return CListBox(text)
def layout_pushed(self, prev):
"""
We are just about to push a window onto the stack.
"""
self.helpctx = prev.keyctx
self.show()
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