diff options
Diffstat (limited to 'libmproxy/console/grideditor.py')
| -rw-r--r-- | libmproxy/console/grideditor.py | 337 |
1 files changed, 253 insertions, 84 deletions
diff --git a/libmproxy/console/grideditor.py b/libmproxy/console/grideditor.py index fe3df509..5a2da59f 100644 --- a/libmproxy/console/grideditor.py +++ b/libmproxy/console/grideditor.py @@ -5,31 +5,99 @@ import re import os import urwid -from . import common +from . import common, signals from .. import utils, filt, script -from netlib import http_uastrings +from netlib import http_uastrings, http_cookies, odict -footer = [ +FOOTER = [ ('heading_key', "enter"), ":edit ", ('heading_key', "q"), ":back ", ] -footer_editing = [ +FOOTER_EDITING = [ ('heading_key', "esc"), ":stop editing ", ] -class SText(urwid.WidgetWrap): - def __init__(self, txt, focused, error): +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 = utils.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 = http_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") - if focused: - if error: - w = urwid.AttrWrap(w, "focusfield_error") - else: - w = urwid.AttrWrap(w, "focusfield") - elif error: - w = urwid.AttrWrap(w, "field_error") urwid.WidgetWrap.__init__(self, w) def get_text(self): @@ -50,7 +118,7 @@ class SEdit(urwid.WidgetWrap): urwid.WidgetWrap.__init__(self, w) def get_text(self): - return self._w.get_text()[0] + return self._w.get_text()[0].strip() def selectable(self): return True @@ -67,9 +135,15 @@ class GridRow(urwid.WidgetWrap): self.editing = SEdit(v) self.fields.append(self.editing) else: - self.fields.append( - SText(v, True if focused == i else False, i in errors) - ) + 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: @@ -125,21 +199,28 @@ class GridWalker(urwid.ListWalker): try: val = val.decode("string-escape") except ValueError: - self.editor.master.statusbar.message( - "Invalid Python-style string encoding.", 1000 + 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: - self.editor.master.statusbar.message(emsg, 1000) + signals.status_message.send(message = emsg, expire = 1) errors.add(self.focus_col) else: errors.discard(self.focus_col) - - row = list(self.lst[self.focus][0]) - row[self.focus_col] = val - self.lst[self.focus] = [tuple(row), errors] + 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: @@ -149,7 +230,12 @@ class GridWalker(urwid.ListWalker): def _insert(self, pos): self.focus = pos - self.lst.insert(self.focus, [[""]*self.editor.columns, set([])]) + self.lst.insert( + self.focus, + [ + [c.blank() for c in self.editor.columns], set([]) + ] + ) self.focus_col = 0 self.start_edit() @@ -160,16 +246,17 @@ class GridWalker(urwid.ListWalker): return self._insert(min(self.focus + 1, len(self.lst))) def start_edit(self): - if self.lst: + 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.statusbar.update(footer_editing) + self.editor.master.loop.widget.footer.update(FOOTER_EDITING) self._modified() def stop_edit(self): if self.editing: - self.editor.master.statusbar.update(footer) + self.editor.master.loop.widget.footer.update(FOOTER) self.set_current_value(self.editing.get_edit_value(), False) self.editing = False self._modified() @@ -179,12 +266,12 @@ class GridWalker(urwid.ListWalker): self._modified() def right(self): - self.focus_col = min(self.focus_col + 1, self.editor.columns-1) + 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 < self.editor.columns-1: + if self.focus_col < len(self.editor.columns)-1: self.focus_col += 1 elif self.focus != len(self.lst)-1: self.focus_col = 0 @@ -207,6 +294,7 @@ class GridWalker(urwid.ListWalker): def set_focus(self, focus): self.stop_edit() self.focus = focus + self._modified() def get_next(self, pos): if pos+1 >= len(self.lst): @@ -231,17 +319,16 @@ FIRST_WIDTH_MIN = 20 class GridEditor(urwid.WidgetWrap): title = None columns = None - headings = None def __init__(self, master, value, callback, *cb_args, **cb_kwargs): - value = copy.deepcopy(value) + 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) == self.columns + assert len(r) == len(self.columns) first_width = max(len(r), first_width) self.first_width = min(first_width, FIRST_WIDTH_MAX) @@ -250,9 +337,9 @@ class GridEditor(urwid.WidgetWrap): title = urwid.AttrWrap(title, "heading") headings = [] - for i, h in enumerate(self.headings): - c = urwid.Text(h) - if i == 0 and len(self.headings) > 1: + 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) @@ -268,7 +355,7 @@ class GridEditor(urwid.WidgetWrap): self.lb, header = urwid.Pile([title, h]) ) - self.master.statusbar.update("") + self.master.loop.widget.footer.update("") self.show_empty_msg() def show_empty_msg(self): @@ -303,6 +390,9 @@ class GridEditor(urwid.WidgetWrap): except IOError, 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"]: @@ -317,13 +407,18 @@ class GridEditor(urwid.WidgetWrap): 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.strip() for x in i[0]]): + if not i[1] and any([x for x in i[0]]): res.append(i[0]) - self.callback(res, *self.cb_args, **self.cb_kwargs) - self.master.pop_view() + 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"]: @@ -336,26 +431,22 @@ class GridEditor(urwid.WidgetWrap): self.walker.insert() elif key == "d": self.walker.delete_focus() - elif key == "r": - if self.walker.get_current_value() is not None: - self.master.path_prompt("Read file: ", "", self.read_file) - elif key == "R": - if self.walker.get_current_value() is not None: - self.master.path_prompt( - "Read unescaped file: ", "", self.read_file, True - ) - elif key == "e": - o = self.walker.get_current_value() - if o is not None: - n = self.master.spawn_editor(o.encode("string-escape")) - n = utils.clean_hanging_newline(n) - self.walker.set_current_value(n, False) - self.walker._modified() - elif key in ["enter"]: - self.walker.start_edit() - elif not self.handle_key(key): + 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. @@ -373,10 +464,10 @@ class GridEditor(urwid.WidgetWrap): ("a", "add row after cursor"), ("d", "delete row"), ("e", "spawn external editor on current field"), - ("q", "return to flow view"), + ("q", "save changes and exit editor"), ("r", "read value from file"), ("R", "read unescaped value from file"), - ("esc", "return to flow view/exit field edit mode"), + ("esc", "save changes and exit editor"), ("tab", "next field"), ("enter", "edit field"), ] @@ -396,14 +487,18 @@ class GridEditor(urwid.WidgetWrap): class QueryEditor(GridEditor): title = "Editing query" - columns = 2 - headings = ("Key", "Value") + columns = [ + TextColumn("Key"), + TextColumn("Value") + ] class HeaderEditor(GridEditor): title = "Editing headers" - columns = 2 - headings = ("Key", "Value") + columns = [ + TextColumn("Key"), + TextColumn("Value") + ] def make_help(self): h = GridEditor.make_help(self) @@ -431,24 +526,29 @@ class HeaderEditor(GridEditor): def handle_key(self, key): if key == "U": - self.master.prompt_onekey( - "Add User-Agent header:", - [(i[0], i[1]) for i in http_uastrings.UASTRINGS], - self.set_user_agent, + signals.status_prompt_onekey.send( + prompt = "Add User-Agent header:", + keys = [(i[0], i[1]) for i in http_uastrings.UASTRINGS], + callback = self.set_user_agent, ) return True class URLEncodedFormEditor(GridEditor): title = "Editing URL-encoded form" - columns = 2 - headings = ("Key", "Value") + columns = [ + TextColumn("Key"), + TextColumn("Value") + ] class ReplaceEditor(GridEditor): title = "Editing replacement patterns" - columns = 3 - headings = ("Filter", "Regex", "Replacement") + columns = [ + TextColumn("Filter"), + TextColumn("Regex"), + TextColumn("Replacement"), + ] def is_error(self, col, val): if col == 0: @@ -464,8 +564,11 @@ class ReplaceEditor(GridEditor): class SetHeadersEditor(GridEditor): title = "Editing header set patterns" - columns = 3 - headings = ("Filter", "Header", "Value") + columns = [ + TextColumn("Filter"), + TextColumn("Header"), + TextColumn("Value"), + ] def is_error(self, col, val): if col == 0: @@ -500,24 +603,32 @@ class SetHeadersEditor(GridEditor): def handle_key(self, key): if key == "U": - self.master.prompt_onekey( - "Add User-Agent header:", - [(i[0], i[1]) for i in http_uastrings.UASTRINGS], - self.set_user_agent, + signals.status_prompt_onekey.send( + prompt = "Add User-Agent header:", + keys = [(i[0], i[1]) for i in http_uastrings.UASTRINGS], + callback = self.set_user_agent, ) return True class PathEditor(GridEditor): title = "Editing URL path components" - columns = 1 - headings = ("Component",) + 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 = 1 - headings = ("Command",) + columns = [ + TextColumn("Command"), + ] def is_error(self, col, val): try: @@ -528,11 +639,69 @@ class ScriptEditor(GridEditor): class HostPatternEditor(GridEditor): title = "Editing host patterns" - columns = 1 - headings = ("Regex (matched on hostname:port / ip:port)",) + 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 k, v in data.items(): + flattened.append([k, v[0], v[1].lst]) + return flattened + + def data_out(self, data): + vals = [] + for i in data: + vals.append( + [ + i[0], + [i[1], odict.ODictCaseless(i[2])] + ] + ) + return odict.ODict(vals) |