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refactor grideditor for py3 compatibility

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This commit is contained in:
Maximilian Hils 2016-07-24 19:35:39 -07:00
parent 56796aeda2
commit 480ae46b88
9 changed files with 886 additions and 728 deletions
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4
mitmproxy/builtins/replace.py
View File

@ -13,8 +13,8 @@ class Replace:
.replacements is a list of tuples (fpat, rex, s): .replacements is a list of tuples (fpat, rex, s):
fpatt: a string specifying a filter pattern. fpatt: a string specifying a filter pattern.
rex: a regular expression. rex: a regular expression, as bytes.
s: the replacement string s: the replacement string, as bytes
""" """
lst = [] lst = []
for fpatt, rex, s in options.replacements: for fpatt, rex, s in options.replacements:

719
mitmproxy/console/grideditor.py
View File

@ -1,719 +0,0 @@
from __future__ import absolute_import, print_function, division
import copy
import os
import re
import urwid
from mitmproxy import exceptions
from mitmproxy import filt
from mitmproxy.builtins import script
from mitmproxy.console import common
from mitmproxy.console import signals
from netlib import strutils
from netlib.http import cookies
from netlib.http import user_agents
FOOTER = [
('heading_key', "enter"), ":edit ",
('heading_key', "q"), ":back ",
]
FOOTER_EDITING = [
('heading_key', "esc"), ":stop editing ",
]
class TextColumn:
subeditor = None
def __init__(self, heading):
self.heading = heading
def text(self, obj):
return SEscaped(obj or "")
def blank(self):
return ""
def keypress(self, key, editor):
if key == "r":
if editor.walker.get_current_value() is not None:
signals.status_prompt_path.send(
self,
prompt = "Read file",
callback = editor.read_file
)
elif key == "R":
if editor.walker.get_current_value() is not None:
signals.status_prompt_path.send(
editor,
prompt = "Read unescaped file",
callback = editor.read_file,
args = (True,)
)
elif key == "e":
o = editor.walker.get_current_value()
if o is not None:
n = editor.master.spawn_editor(o.encode("string-escape"))
n = strutils.clean_hanging_newline(n)
editor.walker.set_current_value(n, False)
editor.walker._modified()
elif key in ["enter"]:
editor.walker.start_edit()
else:
return key
class SubgridColumn:
def __init__(self, heading, subeditor):
self.heading = heading
self.subeditor = subeditor
def text(self, obj):
p = cookies._format_pairs(obj, sep="\n")
return urwid.Text(p)
def blank(self):
return []
def keypress(self, key, editor):
if key in "rRe":
signals.status_message.send(
self,
message = "Press enter to edit this field.",
expire = 1000
)
return
elif key in ["enter"]:
editor.master.view_grideditor(
self.subeditor(
editor.master,
editor.walker.get_current_value(),
editor.set_subeditor_value,
editor.walker.focus,
editor.walker.focus_col
)
)
else:
return key
class SEscaped(urwid.WidgetWrap):
def __init__(self, txt):
txt = txt.encode("string-escape")
w = urwid.Text(txt, wrap="any")
urwid.WidgetWrap.__init__(self, w)
def get_text(self):
return self._w.get_text()[0]
def keypress(self, size, key):
return key
def selectable(self):
return True
class SEdit(urwid.WidgetWrap):
def __init__(self, txt):
txt = txt.encode("string-escape")
w = urwid.Edit(edit_text=txt, wrap="any", multiline=True)
w = urwid.AttrWrap(w, "editfield")
urwid.WidgetWrap.__init__(self, w)
def get_text(self):
return self._w.get_text()[0].strip()
def selectable(self):
return True
class GridRow(urwid.WidgetWrap):
def __init__(self, focused, editing, editor, values):
self.focused, self.editing, self.editor = focused, editing, editor
errors = values[1]
self.fields = []
for i, v in enumerate(values[0]):
if focused == i and editing:
self.editing = SEdit(v)
self.fields.append(self.editing)
else:
w = self.editor.columns[i].text(v)
if focused == i:
if i in errors:
w = urwid.AttrWrap(w, "focusfield_error")
else:
w = urwid.AttrWrap(w, "focusfield")
elif i in errors:
w = urwid.AttrWrap(w, "field_error")
self.fields.append(w)
fspecs = self.fields[:]
if len(self.fields) > 1:
fspecs[0] = ("fixed", self.editor.first_width + 2, fspecs[0])
w = urwid.Columns(
fspecs,
dividechars = 2
)
if focused is not None:
w.set_focus_column(focused)
urwid.WidgetWrap.__init__(self, w)
def get_edit_value(self):
return self.editing.get_text()
def keypress(self, s, k):
if self.editing:
w = self._w.column_widths(s)[self.focused]
k = self.editing.keypress((w,), k)
return k
def selectable(self):
return True
class GridWalker(urwid.ListWalker):
"""
Stores rows as a list of (rows, errors) tuples, where rows is a list
and errors is a set with an entry of each offset in rows that is an
error.
"""
def __init__(self, lst, editor):
self.lst = [(i, set([])) for i in lst]
self.editor = editor
self.focus = 0
self.focus_col = 0
self.editing = False
def _modified(self):
self.editor.show_empty_msg()
return urwid.ListWalker._modified(self)
def add_value(self, lst):
self.lst.append((lst[:], set([])))
self._modified()
def get_current_value(self):
if self.lst:
return self.lst[self.focus][0][self.focus_col]
def set_current_value(self, val, unescaped):
if not unescaped:
try:
val = val.decode("string-escape")
except ValueError:
signals.status_message.send(
self,
message = "Invalid Python-style string encoding.",
expire = 1000
)
return
errors = self.lst[self.focus][1]
emsg = self.editor.is_error(self.focus_col, val)
if emsg:
signals.status_message.send(message = emsg, expire = 1)
errors.add(self.focus_col)
else:
errors.discard(self.focus_col)
self.set_value(val, self.focus, self.focus_col, errors)
def set_value(self, val, focus, focus_col, errors=None):
if not errors:
errors = set([])
row = list(self.lst[focus][0])
row[focus_col] = val
self.lst[focus] = [tuple(row), errors]
self._modified()
def delete_focus(self):
if self.lst:
del self.lst[self.focus]
self.focus = min(len(self.lst) - 1, self.focus)
self._modified()
def _insert(self, pos):
self.focus = pos
self.lst.insert(
self.focus,
[
[c.blank() for c in self.editor.columns], set([])
]
)
self.focus_col = 0
self.start_edit()
def insert(self):
return self._insert(self.focus)
def add(self):
return self._insert(min(self.focus + 1, len(self.lst)))
def start_edit(self):
col = self.editor.columns[self.focus_col]
if self.lst and not col.subeditor:
self.editing = GridRow(
self.focus_col, True, self.editor, self.lst[self.focus]
)
self.editor.master.loop.widget.footer.update(FOOTER_EDITING)
self._modified()
def stop_edit(self):
if self.editing:
self.editor.master.loop.widget.footer.update(FOOTER)
self.set_current_value(self.editing.get_edit_value(), False)
self.editing = False
self._modified()
def left(self):
self.focus_col = max(self.focus_col - 1, 0)
self._modified()
def right(self):
self.focus_col = min(self.focus_col + 1, len(self.editor.columns) - 1)
self._modified()
def tab_next(self):
self.stop_edit()
if self.focus_col < len(self.editor.columns) - 1:
self.focus_col += 1
elif self.focus != len(self.lst) - 1:
self.focus_col = 0
self.focus += 1
self._modified()
def get_focus(self):
if self.editing:
return self.editing, self.focus
elif self.lst:
return GridRow(
self.focus_col,
False,
self.editor,
self.lst[self.focus]
), self.focus
else:
return None, None
def set_focus(self, focus):
self.stop_edit()
self.focus = focus
self._modified()
def get_next(self, pos):
if pos + 1 >= len(self.lst):
return None, None
return GridRow(None, False, self.editor, self.lst[pos + 1]), pos + 1
def get_prev(self, pos):
if pos - 1 < 0:
return None, None
return GridRow(None, False, self.editor, self.lst[pos - 1]), pos - 1
class GridListBox(urwid.ListBox):
def __init__(self, lw):
urwid.ListBox.__init__(self, lw)
FIRST_WIDTH_MAX = 40
FIRST_WIDTH_MIN = 20
class GridEditor(urwid.WidgetWrap):
title = None
columns = None
def __init__(self, master, value, callback, *cb_args, **cb_kwargs):
value = self.data_in(copy.deepcopy(value))
self.master, self.value, self.callback = master, value, callback
self.cb_args, self.cb_kwargs = cb_args, cb_kwargs
first_width = 20
if value:
for r in value:
assert len(r) == len(self.columns)
first_width = max(len(r), first_width)
self.first_width = min(first_width, FIRST_WIDTH_MAX)
title = urwid.Text(self.title)
title = urwid.Padding(title, align="left", width=("relative", 100))
title = urwid.AttrWrap(title, "heading")
headings = []
for i, col in enumerate(self.columns):
c = urwid.Text(col.heading)
if i == 0 and len(self.columns) > 1:
headings.append(("fixed", first_width + 2, c))
else:
headings.append(c)
h = urwid.Columns(
headings,
dividechars = 2
)
h = urwid.AttrWrap(h, "heading")
self.walker = GridWalker(self.value, self)
self.lb = GridListBox(self.walker)
self._w = urwid.Frame(
self.lb,
header = urwid.Pile([title, h])
)
self.master.loop.widget.footer.update("")
self.show_empty_msg()
def show_empty_msg(self):
if self.walker.lst:
self._w.set_footer(None)
else:
self._w.set_footer(
urwid.Text(
[
("highlight", "No values. Press "),
("key", "a"),
("highlight", " to add some."),
]
)
)
def encode(self, s):
if not self.encoding:
return s
try:
return s.encode(self.encoding)
except ValueError:
return None
def read_file(self, p, unescaped=False):
if p:
try:
p = os.path.expanduser(p)
d = open(p, "rb").read()
self.walker.set_current_value(d, unescaped)
self.walker._modified()
except IOError as v:
return str(v)
def set_subeditor_value(self, val, focus, focus_col):
self.walker.set_value(val, focus, focus_col)
def keypress(self, size, key):
if self.walker.editing:
if key in ["esc"]:
self.walker.stop_edit()
elif key == "tab":
pf, pfc = self.walker.focus, self.walker.focus_col
self.walker.tab_next()
if self.walker.focus == pf and self.walker.focus_col != pfc:
self.walker.start_edit()
else:
self._w.keypress(size, key)
return None
key = common.shortcuts(key)
column = self.columns[self.walker.focus_col]
if key in ["q", "esc"]:
res = []
for i in self.walker.lst:
if not i[1] and any([x for x in i[0]]):
res.append(i[0])
self.callback(self.data_out(res), *self.cb_args, **self.cb_kwargs)
signals.pop_view_state.send(self)
elif key == "g":
self.walker.set_focus(0)
elif key == "G":
self.walker.set_focus(len(self.walker.lst) - 1)
elif key in ["h", "left"]:
self.walker.left()
elif key in ["l", "right"]:
self.walker.right()
elif key == "tab":
self.walker.tab_next()
elif key == "a":
self.walker.add()
elif key == "A":
self.walker.insert()
elif key == "d":
self.walker.delete_focus()
elif column.keypress(key, self) and not self.handle_key(key):
return self._w.keypress(size, key)
def data_out(self, data):
"""
Called on raw list data, before data is returned through the
callback.
"""
return data
def data_in(self, data):
"""
Called to prepare provided data.
"""
return data
def is_error(self, col, val):
"""
Return False, or a string error message.
"""
return False
def handle_key(self, key):
return False
def make_help(self):
text = []
text.append(urwid.Text([("text", "Editor control:\n")]))
keys = [
("A", "insert row before cursor"),
("a", "add row after cursor"),
("d", "delete row"),
("e", "spawn external editor on current field"),
("q", "save changes and exit editor"),
("r", "read value from file"),
("R", "read unescaped value from file"),
("esc", "save changes and exit editor"),
("tab", "next field"),
("enter", "edit field"),
]
text.extend(
common.format_keyvals(keys, key="key", val="text", indent=4)
)
text.append(
urwid.Text(
[
"\n",
("text", "Values are escaped Python-style strings.\n"),
]
)
)
return text
class QueryEditor(GridEditor):
title = "Editing query"
columns = [
TextColumn("Key"),
TextColumn("Value")
]
class HeaderEditor(GridEditor):
title = "Editing headers"
columns = [
TextColumn("Key"),
TextColumn("Value")
]
def make_help(self):
h = GridEditor.make_help(self)
text = []
text.append(urwid.Text([("text", "Special keys:\n")]))
keys = [
("U", "add User-Agent header"),
]
text.extend(
common.format_keyvals(keys, key="key", val="text", indent=4)
)
text.append(urwid.Text([("text", "\n")]))
text.extend(h)
return text
def set_user_agent(self, k):
ua = user_agents.get_by_shortcut(k)
if ua:
self.walker.add_value(
[
"User-Agent",
ua[2]
]
)
def handle_key(self, key):
if key == "U":
signals.status_prompt_onekey.send(
prompt = "Add User-Agent header:",
keys = [(i[0], i[1]) for i in user_agents.UASTRINGS],
callback = self.set_user_agent,
)
return True
class URLEncodedFormEditor(GridEditor):
title = "Editing URL-encoded form"
columns = [
TextColumn("Key"),
TextColumn("Value")
]
class ReplaceEditor(GridEditor):
title = "Editing replacement patterns"
columns = [
TextColumn("Filter"),
TextColumn("Regex"),
TextColumn("Replacement"),
]
def is_error(self, col, val):
if col == 0:
if not filt.parse(val):
return "Invalid filter specification."
elif col == 1:
try:
re.compile(val)
except re.error:
return "Invalid regular expression."
return False
class SetHeadersEditor(GridEditor):
title = "Editing header set patterns"
columns = [
TextColumn("Filter"),
TextColumn("Header"),
TextColumn("Value"),
]
def is_error(self, col, val):
if col == 0:
if not filt.parse(val):
return "Invalid filter specification"
return False
def make_help(self):
h = GridEditor.make_help(self)
text = []
text.append(urwid.Text([("text", "Special keys:\n")]))
keys = [
("U", "add User-Agent header"),
]
text.extend(
common.format_keyvals(keys, key="key", val="text", indent=4)
)
text.append(urwid.Text([("text", "\n")]))
text.extend(h)
return text
def set_user_agent(self, k):
ua = user_agents.get_by_shortcut(k)
if ua:
self.walker.add_value(
[
".*",
"User-Agent",
ua[2]
]
)
def handle_key(self, key):
if key == "U":
signals.status_prompt_onekey.send(
prompt = "Add User-Agent header:",
keys = [(i[0], i[1]) for i in user_agents.UASTRINGS],
callback = self.set_user_agent,
)
return True
class PathEditor(GridEditor):
title = "Editing URL path components"
columns = [
TextColumn("Component"),
]
def data_in(self, data):
return [[i] for i in data]
def data_out(self, data):
return [i[0] for i in data]
class ScriptEditor(GridEditor):
title = "Editing scripts"
columns = [
TextColumn("Command"),
]
def is_error(self, col, val):
try:
script.parse_command(val)
except exceptions.AddonError as e:
return str(e)
class HostPatternEditor(GridEditor):
title = "Editing host patterns"
columns = [
TextColumn("Regex (matched on hostname:port / ip:port)")
]
def is_error(self, col, val):
try:
re.compile(val, re.IGNORECASE)
except re.error as e:
return "Invalid regex: %s" % str(e)
def data_in(self, data):
return [[i] for i in data]
def data_out(self, data):
return [i[0] for i in data]
class CookieEditor(GridEditor):
title = "Editing request Cookie header"
columns = [
TextColumn("Name"),
TextColumn("Value"),
]
class CookieAttributeEditor(GridEditor):
title = "Editing Set-Cookie attributes"
columns = [
TextColumn("Name"),
TextColumn("Value"),
]
def data_out(self, data):
ret = []
for i in data:
if not i[1]:
ret.append([i[0], None])
else:
ret.append(i)
return ret
class SetCookieEditor(GridEditor):
title = "Editing response SetCookie header"
columns = [
TextColumn("Name"),
TextColumn("Value"),
SubgridColumn("Attributes", CookieAttributeEditor),
]
def data_in(self, data):
flattened = []
for key, (value, attrs) in data:
flattened.append([key, value, attrs.items(multi=True)])
return flattened
def data_out(self, data):
vals = []
for key, value, attrs in data:
vals.append(
[
key,
(value, attrs)
]
)
return vals

2
mitmproxy/console/grideditor/__init__.py Normal file
View File

@ -0,0 +1,2 @@
from .editors import * # noqa
from . import base # noqa

427
mitmproxy/console/grideditor/base.py Normal file
View File

@ -0,0 +1,427 @@
from __future__ import absolute_import, print_function, division
import abc
import copy
import six
import urwid
from mitmproxy.console import common
from mitmproxy.console import signals
from typing import Any # noqa
from typing import Callable # noqa
from typing import Container # noqa
from typing import Iterable # noqa
from typing import Optional # noqa
from typing import Sequence # noqa
from typing import Tuple # noqa
FOOTER = [
('heading_key', "enter"), ":edit ",
('heading_key', "q"), ":back ",
]
FOOTER_EDITING = [
('heading_key', "esc"), ":stop editing ",
]
@six.add_metaclass(abc.ABCMeta)
class Column(object):
subeditor = None
def __init__(self, heading):
self.heading = heading
@abc.abstractmethod
def Display(self, data):
# type: () -> Cell
pass
@abc.abstractmethod
def Edit(self, data):
# type: () -> Cell
pass
@abc.abstractmethod
def blank(self):
# type: () -> Any
pass
def keypress(self, key, editor):
# type: (str, GridEditor) -> Optional[str]
return key
class Cell(urwid.WidgetWrap):
__metaclass__ = abc.ABCMeta
@abc.abstractmethod
def get_data(self):
"""
Raises:
ValueError, if the current content is invalid.
"""
pass
def selectable(self):
return True
class GridRow(urwid.WidgetWrap):
def __init__(
self,
focused, # type: Optional[int]
editing, # type: bool
editor, # type: GridEditor
values # type: Tuple[Iterable[bytes], Container[int]
):
self.focused = focused
self.editor = editor
self.edit_col = None # type: Optional[Cell]
errors = values[1]
self.fields = []
for i, v in enumerate(values[0]):
if focused == i and editing:
self.edit_col = self.editor.columns[i].Edit(v)
self.fields.append(self.edit_col)
else:
w = self.editor.columns[i].Display(v)
if focused == i:
if i in errors:
w = urwid.AttrWrap(w, "focusfield_error")
else:
w = urwid.AttrWrap(w, "focusfield")
elif i in errors:
w = urwid.AttrWrap(w, "field_error")
self.fields.append(w)
fspecs = self.fields[:]
if len(self.fields) > 1:
fspecs[0] = ("fixed", self.editor.first_width + 2, fspecs[0])
w = urwid.Columns(
fspecs,
dividechars=2
)
if focused is not None:
w.set_focus_column(focused)
super(GridRow, self).__init__(w)
def keypress(self, s, k):
if self.edit_col:
w = self._w.column_widths(s)[self.focused]
k = self.edit_col.keypress((w,), k)
return k
def selectable(self):
return True
class GridWalker(urwid.ListWalker):
"""
Stores rows as a list of (rows, errors) tuples, where rows is a list
and errors is a set with an entry of each offset in rows that is an
error.
"""
def __init__(
self,
lst, # type: Iterable[list]
editor # type: GridEditor
):
self.lst = [(i, set()) for i in lst]
self.editor = editor
self.focus = 0
self.focus_col = 0
self.edit_row = None # type: Optional[GridRow]
def _modified(self):
self.editor.show_empty_msg()
return super(GridWalker, self)._modified()
def add_value(self, lst):
self.lst.append(
(lst[:], set())
)
self._modified()
def get_current_value(self):
if self.lst:
return self.lst[self.focus][0][self.focus_col]
def set_current_value(self, val):
errors = self.lst[self.focus][1]
emsg = self.editor.is_error(self.focus_col, val)
if emsg:
signals.status_message.send(message=emsg, expire=5)
errors.add(self.focus_col)
else:
errors.discard(self.focus_col)
self.set_value(val, self.focus, self.focus_col, errors)
def set_value(self, val, focus, focus_col, errors=None):
if not errors:
errors = set([])
row = list(self.lst[focus][0])
row[focus_col] = val
self.lst[focus] = [tuple(row), errors]
self._modified()
def delete_focus(self):
if self.lst:
del self.lst[self.focus]
self.focus = min(len(self.lst) - 1, self.focus)
self._modified()
def _insert(self, pos):
self.focus = pos
self.lst.insert(
self.focus,
([c.blank() for c in self.editor.columns], set([]))
)
self.focus_col = 0
self.start_edit()
def insert(self):
return self._insert(self.focus)
def add(self):
return self._insert(min(self.focus + 1, len(self.lst)))
def start_edit(self):
col = self.editor.columns[self.focus_col]
if self.lst and not col.subeditor:
self.edit_row = GridRow(
self.focus_col, True, self.editor, self.lst[self.focus]
)
self.editor.master.loop.widget.footer.update(FOOTER_EDITING)
self._modified()
def stop_edit(self):
if self.edit_row:
self.editor.master.loop.widget.footer.update(FOOTER)
try:
val = self.edit_row.edit_col.get_data()
except ValueError:
return
self.edit_row = None
self.set_current_value(val)
def left(self):
self.focus_col = max(self.focus_col - 1, 0)
self._modified()
def right(self):
self.focus_col = min(self.focus_col + 1, len(self.editor.columns) - 1)
self._modified()
def tab_next(self):
self.stop_edit()
if self.focus_col < len(self.editor.columns) - 1:
self.focus_col += 1
elif self.focus != len(self.lst) - 1:
self.focus_col = 0
self.focus += 1
self._modified()
def get_focus(self):
if self.edit_row:
return self.edit_row, self.focus
elif self.lst:
return GridRow(
self.focus_col,
False,
self.editor,
self.lst[self.focus]
), self.focus
else:
return None, None
def set_focus(self, focus):
self.stop_edit()
self.focus = focus
self._modified()
def get_next(self, pos):
if pos + 1 >= len(self.lst):
return None, None
return GridRow(None, False, self.editor, self.lst[pos + 1]), pos + 1
def get_prev(self, pos):
if pos - 1 < 0:
return None, None
return GridRow(None, False, self.editor, self.lst[pos - 1]), pos - 1
class GridListBox(urwid.ListBox):
def __init__(self, lw):
super(GridListBox, self).__init__(lw)
FIRST_WIDTH_MAX = 40
FIRST_WIDTH_MIN = 20
class GridEditor(urwid.WidgetWrap):
title = None # type: str
columns = None # type: Sequence[Column]
def __init__(
self,
master, # type: "mitmproxy.console.master.ConsoleMaster"
value, # type: Any
callback, # type: Callable[..., None]
*cb_args,
**cb_kwargs
):
value = self.data_in(copy.deepcopy(value))
self.master = master
self.value = value
self.callback = callback
self.cb_args = cb_args
self.cb_kwargs = cb_kwargs
first_width = 20
if value:
for r in value:
assert len(r) == len(self.columns)
first_width = max(len(r), first_width)
self.first_width = min(first_width, FIRST_WIDTH_MAX)
title = urwid.Text(self.title)
title = urwid.Padding(title, align="left", width=("relative", 100))
title = urwid.AttrWrap(title, "heading")
headings = []
for i, col in enumerate(self.columns):
c = urwid.Text(col.heading)
if i == 0 and len(self.columns) > 1:
headings.append(("fixed", first_width + 2, c))
else:
headings.append(c)
h = urwid.Columns(
headings,
dividechars=2
)
h = urwid.AttrWrap(h, "heading")
self.walker = GridWalker(self.value, self)
self.lb = GridListBox(self.walker)
w = urwid.Frame(
self.lb,
header=urwid.Pile([title, h])
)
super(GridEditor, self).__init__(w)
self.master.loop.widget.footer.update("")
self.show_empty_msg()
def show_empty_msg(self):
if self.walker.lst:
self._w.set_footer(None)
else:
self._w.set_footer(
urwid.Text(
[
("highlight", "No values. Press "),
("key", "a"),
("highlight", " to add some."),
]
)
)
def set_subeditor_value(self, val, focus, focus_col):
self.walker.set_value(val, focus, focus_col)
def keypress(self, size, key):
if self.walker.edit_row:
if key in ["esc"]:
self.walker.stop_edit()
elif key == "tab":
pf, pfc = self.walker.focus, self.walker.focus_col
self.walker.tab_next()
if self.walker.focus == pf and self.walker.focus_col != pfc:
self.walker.start_edit()
else:
self._w.keypress(size, key)
return None
key = common.shortcuts(key)
column = self.columns[self.walker.focus_col]
if key in ["q", "esc"]:
res = []
for i in self.walker.lst:
if not i[1] and any([x for x in i[0]]):
res.append(i[0])
self.callback(self.data_out(res), *self.cb_args, **self.cb_kwargs)
signals.pop_view_state.send(self)
elif key == "g":
self.walker.set_focus(0)
elif key == "G":
self.walker.set_focus(len(self.walker.lst) - 1)
elif key in ["h", "left"]:
self.walker.left()
elif key in ["l", "right"]:
self.walker.right()
elif key == "tab":
self.walker.tab_next()
elif key == "a":
self.walker.add()
elif key == "A":
self.walker.insert()
elif key == "d":
self.walker.delete_focus()
elif column.keypress(key, self) and not self.handle_key(key):
return self._w.keypress(size, key)
def data_out(self, data):
# type: (Sequence[list]) -> Any
"""
Called on raw list data, before data is returned through the
callback.
"""
return data
def data_in(self, data):
# type: (Any) -> Iterable[list]
"""
Called to prepare provided data.
"""
return data
def is_error(self, col, val):
# type: (int, Any) -> Optional[str]
"""
Return None, or a string error message.
"""
return False
def handle_key(self, key):
return False
def make_help(self):
text = [
urwid.Text([("text", "Editor control:\n")])
]
keys = [
("A", "insert row before cursor"),
("a", "add row after cursor"),
("d", "delete row"),
("e", "spawn external editor on current field"),
("q", "save changes and exit editor"),
("r", "read value from file"),
("R", "read unescaped value from file"),
("esc", "save changes and exit editor"),
("tab", "next field"),
("enter", "edit field"),
]
text.extend(
common.format_keyvals(keys, key="key", val="text", indent=4)
)
text.append(
urwid.Text(
[
"\n",
("text", "Values are escaped Python-style strings.\n"),
]
)
)
return text

103
mitmproxy/console/grideditor/col_bytes.py Normal file
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@ -0,0 +1,103 @@
from __future__ import absolute_import, print_function, division
import os
import urwid
from mitmproxy.console import signals
from mitmproxy.console.grideditor import base
from netlib import strutils
def read_file(filename, callback, escaped):
# type: (str, Callable[...,None], bool) -> Optional[str]
if not filename:
return
filename = os.path.expanduser(filename)
try:
with open(filename, "r" if escaped else "rb") as f:
d = f.read()
except IOError as v:
return str(v)
if escaped:
try:
d = strutils.escaped_str_to_bytes(d)
except ValueError:
return "Invalid Python-style string encoding."
# TODO: Refactor the status_prompt_path signal so that we
# can raise exceptions here and return the content instead.
callback(d)
class Column(base.Column):
def Display(self, data):
return Display(data)
def Edit(self, data):
return Edit(data)
def blank(self):
return b""
def keypress(self, key, editor):
if key == "r":
if editor.walker.get_current_value() is not None:
signals.status_prompt_path.send(
self,
prompt="Read file",
callback=read_file,
args=(editor.walker.set_current_value, True)
)
elif key == "R":
if editor.walker.get_current_value() is not None:
signals.status_prompt_path.send(
self,
prompt="Read unescaped file",
callback=read_file,
args=(editor.walker.set_current_value, False)
)
elif key == "e":
o = editor.walker.get_current_value()
if o is not None:
n = editor.master.spawn_editor(o)
n = strutils.clean_hanging_newline(n)
editor.walker.set_current_value(n)
elif key in ["enter"]:
editor.walker.start_edit()
else:
return key
class Display(base.Cell):
def __init__(self, data):
# type: (bytes) -> Display
self.data = data
escaped = strutils.bytes_to_escaped_str(data)
w = urwid.Text(escaped, wrap="any")
super(Display, self).__init__(w)
def get_data(self):
return self.data
class Edit(base.Cell):
def __init__(self, data):
# type: (bytes) -> Edit
data = strutils.bytes_to_escaped_str(data)
w = urwid.Edit(edit_text=data, wrap="any", multiline=True)
w = urwid.AttrWrap(w, "editfield")
super(Edit, self).__init__(w)
def get_data(self):
# type: () -> bytes
txt = self._w.get_text()[0].strip()
try:
return strutils.escaped_str_to_bytes(txt)
except ValueError:
signals.status_message.send(
self,
message="Invalid Python-style string encoding.",
expire=1000
)
raise

51
mitmproxy/console/grideditor/col_subgrid.py Normal file
View File

@ -0,0 +1,51 @@
from __future__ import absolute_import, print_function, division
import urwid
from mitmproxy.console.grideditor import base
from mitmproxy.console import signals
from netlib.http import cookies
class Column(base.Column):
def __init__(self, heading, subeditor):
super(Column, self).__init__(heading)
self.subeditor = subeditor
def Edit(self, data):
raise RuntimeError("SubgridColumn should handle edits itself")
def Display(self, data):
return Display(data)
def blank(self):
return []
def keypress(self, key, editor):
if key in "rRe":
signals.status_message.send(
self,
message="Press enter to edit this field.",
expire=1000
)
return
elif key in ["enter"]:
editor.master.view_grideditor(
self.subeditor(
editor.master,
editor.walker.get_current_value(),
editor.set_subeditor_value,
editor.walker.focus,
editor.walker.focus_col
)
)
else:
return key
class Display(base.Cell):
def __init__(self, data):
p = cookies._format_pairs(data, sep="\n")
w = urwid.Text(p)
super(Display, self).__init__(w)
def get_data(self):
pass

55
mitmproxy/console/grideditor/col_text.py Normal file
View File

@ -0,0 +1,55 @@
"""
Welcome to the encoding dance!
In a nutshell, text columns are actually a proxy class for byte columns,
which just encode/decodes contents.
"""
from __future__ import absolute_import, print_function, division
from mitmproxy.console import signals
from mitmproxy.console.grideditor import col_bytes
class Column(col_bytes.Column):
def __init__(self, heading, encoding="utf8", errors="surrogateescape"):
super(Column, self).__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 u""
# This is the same for both edit and display.
class EncodingMixin(object):
def __init__(self, data, encoding_args):
# type: (str) -> TDisplay
self.encoding_args = encoding_args
data = data.encode(*self.encoding_args)
super(EncodingMixin, self).__init__(data)
def get_data(self):
data = super(EncodingMixin, self).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

239
mitmproxy/console/grideditor/editors.py Normal file
View File

@ -0,0 +1,239 @@
from __future__ import absolute_import, print_function, division
import re
import urwid
from mitmproxy import filt
from mitmproxy.builtins import script
from mitmproxy import exceptions
from mitmproxy.console import common
from mitmproxy.console.grideditor import base
from mitmproxy.console.grideditor import col_bytes
from mitmproxy.console.grideditor import col_text
from mitmproxy.console.grideditor import col_subgrid
from mitmproxy.console import signals
from netlib.http import user_agents
class QueryEditor(base.GridEditor):
title = "Editing query"
columns = [
col_text.Column("Key"),
col_text.Column("Value")
]
class HeaderEditor(base.GridEditor):
title = "Editing headers"
columns = [
col_bytes.Column("Key"),
col_bytes.Column("Value")
]
def make_help(self):
h = super(HeaderEditor, self).make_help()
text = [
urwid.Text([("text", "Special keys:\n")])
]
keys = [
("U", "add User-Agent header"),
]
text.extend(
common.format_keyvals(keys, key="key", val="text", indent=4)
)
text.append(urwid.Text([("text", "\n")]))
text.extend(h)
return text
def set_user_agent(self, k):
ua = user_agents.get_by_shortcut(k)
if ua:
self.walker.add_value(
[
b"User-Agent",
ua[2].encode()
]
)
def handle_key(self, key):
if key == "U":
signals.status_prompt_onekey.send(
prompt="Add User-Agent header:",
keys=[(i[0], i[1]) for i in user_agents.UASTRINGS],
callback=self.set_user_agent,
)
return True
class URLEncodedFormEditor(base.GridEditor):
title = "Editing URL-encoded form"
columns = [
col_bytes.Column("Key"),
col_bytes.Column("Value")
]
class ReplaceEditor(base.GridEditor):
title = "Editing replacement patterns"
columns = [
col_text.Column("Filter"),
col_bytes.Column("Regex"),
col_bytes.Column("Replacement"),
]
def is_error(self, col, val):
if col == 0:
if not filt.parse(val):
return "Invalid filter specification."
elif col == 1:
try:
re.compile(val)
except re.error:
return "Invalid regular expression."
return False
class SetHeadersEditor(base.GridEditor):
title = "Editing header set patterns"
columns = [
col_text.Column("Filter"),
col_bytes.Column("Header"),
col_bytes.Column("Value"),
]
def is_error(self, col, val):
if col == 0:
if not filt.parse(val):
return "Invalid filter specification"
return False
def make_help(self):
h = super(SetHeadersEditor, self).make_help()
text = [
urwid.Text([("text", "Special keys:\n")])
]
keys = [
("U", "add User-Agent header"),
]
text.extend(
common.format_keyvals(keys, key="key", val="text", indent=4)
)
text.append(urwid.Text([("text", "\n")]))
text.extend(h)
return text
def set_user_agent(self, k):
ua = user_agents.get_by_shortcut(k)
if ua:
self.walker.add_value(
[
".*",
b"User-Agent",
ua[2].encode()
]
)
def handle_key(self, key):
if key == "U":
signals.status_prompt_onekey.send(
prompt="Add User-Agent header:",
keys=[(i[0], i[1]) for i in user_agents.UASTRINGS],
callback=self.set_user_agent,
)
return True
class PathEditor(base.GridEditor):
# TODO: Next row on enter?
title = "Editing URL path components"
columns = [
col_text.Column("Component"),
]
def data_in(self, data):
return [[i] for i in data]
def data_out(self, data):
return [i[0] for i in data]
class ScriptEditor(base.GridEditor):
title = "Editing scripts"
columns = [
col_text.Column("Command"),
]
def is_error(self, col, val):
try:
script.parse_command(val)
except exceptions.AddonError as e:
return str(e)
class HostPatternEditor(base.GridEditor):
title = "Editing host patterns"
columns = [
col_text.Column("Regex (matched on hostname:port / ip:port)")
]
def is_error(self, col, val):
try:
re.compile(val, re.IGNORECASE)
except re.error as e:
return "Invalid regex: %s" % str(e)
def data_in(self, data):
return [[i] for i in data]
def data_out(self, data):
return [i[0] for i in data]
class CookieEditor(base.GridEditor):
title = "Editing request Cookie header"
columns = [
col_text.Column("Name"),
col_text.Column("Value"),
]
class CookieAttributeEditor(base.GridEditor):
title = "Editing Set-Cookie attributes"
columns = [
col_text.Column("Name"),
col_text.Column("Value"),
]
def data_out(self, data):
ret = []
for i in data:
if not i[1]:
ret.append([i[0], None])
else:
ret.append(i)
return ret
class SetCookieEditor(base.GridEditor):
title = "Editing response SetCookie header"
columns = [
col_text.Column("Name"),
col_text.Column("Value"),
col_subgrid.Column("Attributes", CookieAttributeEditor),
]
def data_in(self, data):
flattened = []
for key, (value, attrs) in data:
flattened.append([key, value, attrs.items(multi=True)])
return flattened
def data_out(self, data):
vals = []
for key, value, attrs in data:
vals.append(
[
key,
(value, attrs)
]
)
return vals

14
mitmproxy/console/master.py
View File

@ -390,13 +390,12 @@ class ConsoleMaster(flow.FlowMaster):
) )
def spawn_editor(self, data): def spawn_editor(self, data):
fd, name = tempfile.mkstemp('', "mproxy") text = not isinstance(data, bytes)
fd, name = tempfile.mkstemp('', "mproxy", text=text)
os.write(fd, data) os.write(fd, data)
os.close(fd) os.close(fd)
c = os.environ.get("EDITOR")
# if no EDITOR is set, assume 'vi' # if no EDITOR is set, assume 'vi'
if not c: c = os.environ.get("EDITOR") or "vi"
c = "vi"
cmd = shlex.split(c) cmd = shlex.split(c)
cmd.append(name) cmd.append(name)
self.ui.stop() self.ui.stop()
@ -404,10 +403,11 @@ class ConsoleMaster(flow.FlowMaster):
subprocess.call(cmd) subprocess.call(cmd)
except: except:
signals.status_message.send( signals.status_message.send(
message = "Can't start editor: %s" % " ".join(c) message="Can't start editor: %s" % " ".join(c)
) )
else: else:
data = open(name, "rb").read() with open(name, "r" if text else "rb") as f:
data = f.read()
self.ui.start() self.ui.start()
os.unlink(name) os.unlink(name)
return data return data
@ -570,7 +570,7 @@ class ConsoleMaster(flow.FlowMaster):
self, self,
ge, ge,
None, None,
statusbar.StatusBar(self, grideditor.FOOTER), statusbar.StatusBar(self, grideditor.base.FOOTER),
ge.make_help() ge.make_help()
) )
) )