diff options
Diffstat (limited to 'libmproxy/console/flowview.py')
| -rw-r--r-- | libmproxy/console/flowview.py | 148 |
1 files changed, 104 insertions, 44 deletions
diff --git a/libmproxy/console/flowview.py b/libmproxy/console/flowview.py index 6c4a2651..3486f57e 100644 --- a/libmproxy/console/flowview.py +++ b/libmproxy/console/flowview.py @@ -68,7 +68,8 @@ def _mkhelp(): ("space", "next flow"), ("|", "run script on this flow"), ("/", "search in response body (case sensitive)"), - ("n", "repeat previous search"), + ("n", "repeat search forward"), + ("N", "repeat search backwards"), ] text.extend(common.format_keyvals(keys, key="key", val="text", indent=4)) return text @@ -255,7 +256,7 @@ class FlowView(common.WWrap): ) return f - def search_wrapped_around(self, last_find_line, last_search_index): + def search_wrapped_around(self, last_find_line, last_search_index, backwards): """ returns true if search wrapped around the bottom. """ @@ -265,15 +266,39 @@ class FlowView(common.WWrap): current_search_index = self.state.get_flow_setting(self.flow, "last_search_index") - if current_find_line <= last_find_line: - return True - elif current_find_line == last_find_line: - if current_search_index <= last_search_index: - return True + if not backwards: + message = "search hit BOTTOM, continuing at TOP" + if current_find_line <= last_find_line: + return True, message + elif current_find_line == last_find_line: + if current_search_index <= last_search_index: + return True, message + else: + message = "search hit TOP, continuing at BOTTOM" + if current_find_line >= last_find_line: + return True, message + elif current_find_line == last_find_line: + if current_search_index >= last_search_index: + return True, message - return False + return False, "" - def search(self, search_string): + def search_again(self, backwards=False): + """ + runs the previous search again, forwards or backwards. + """ + last_search_string = self.state.get_flow_setting(self.flow, "last_search_string") + if last_search_string: + message = self.search(last_search_string, backwards) + if message: + self.master.statusbar.message(message) + else: + message = "no previous searches have been made" + self.master.statusbar.message(message) + + return message + + def search(self, search_string, backwards=False): """ similar to view_response or view_request, but instead of just displaying the conn, it highlights a word that the user is @@ -301,7 +326,7 @@ class FlowView(common.WWrap): # generate the body, highlight the words and get focus headers, msg, body = self.conn_text_raw(text) try: - body, focus_position = self.search_highlight_text(body, search_string) + body, focus_position = self.search_highlight_text(body, search_string, backwards=backwards) except SearchError: return "Search not supported in this view." @@ -318,8 +343,10 @@ class FlowView(common.WWrap): self.last_displayed_body = list_box - if self.search_wrapped_around(last_find_line, last_search_index): - return "search hit BOTTOM, continuing at TOP" + wrapped, wrapped_message = self.search_wrapped_around(last_find_line, last_search_index, backwards) + + if wrapped: + return wrapped_message def search_get_start(self, search_string): start_line = 0 @@ -344,57 +371,94 @@ class FlowView(common.WWrap): return (start_line, start_index) - def search_highlight_text(self, text_objects, search_string, looping = False): + def search_get_range(self, len_text_objects, start_line, backwards): + if not backwards: + loop_range = xrange(start_line, len_text_objects) + else: + loop_range = xrange(start_line, -1, -1) + + return loop_range + + def search_find(self, text, search_string, start_index, backwards): + if backwards == False: + find_index = text.find(search_string, start_index) + else: + if start_index != 0: + start_index -= len(search_string) + else: + start_index = None + + find_index = text.rfind(search_string, 0, start_index) + + return find_index + + def search_highlight_text(self, text_objects, search_string, looping = False, backwards = False): start_line, start_index = self.search_get_start(search_string) i = start_line found = False text_objects = copy.deepcopy(text_objects) - for text_object in text_objects[start_line:]: - if i != start_line: - start_index = 0 + loop_range = self.search_get_range(len(text_objects), start_line, backwards) + for i in loop_range: + text_object = text_objects[i] try: text, style = text_object.get_text() except AttributeError: raise SearchError() - find_index = text.find(search_string, start_index) - if find_index != -1: - before = text[:find_index] - after = text[find_index+len(search_string):] - new_text = urwid.Text( - [ - before, - (self.highlight_color, search_string), - after, - ] - ) - self.state.add_flow_setting(self.flow, "last_search_index", - find_index) - self.state.add_flow_setting(self.flow, "last_find_line", i) + if i != start_line: + start_index = 0 + find_index = self.search_find(text, search_string, start_index, backwards) + + if find_index != -1: + new_text = self.search_highlight_object(text, find_index, search_string) text_objects[i] = new_text found = True + self.state.add_flow_setting(self.flow, "last_search_index", + find_index) + self.state.add_flow_setting(self.flow, "last_find_line", i) break - i += 1 - + # handle search WRAP if found: focus_pos = i else : - # loop from the beginning, but not forever. - if (start_line == 0 and start_index == 0) or looping: + if looping: focus_pos = None else: - self.state.add_flow_setting(self.flow, "last_search_index", 0) - self.state.add_flow_setting(self.flow, "last_find_line", 0) - text_objects, focus_pos = self.search_highlight_text(text_objects, search_string, True) + if not backwards: + self.state.add_flow_setting(self.flow, "last_search_index", 0) + self.state.add_flow_setting(self.flow, "last_find_line", 0) + else: + self.state.add_flow_setting(self.flow, "last_search_index", None) + self.state.add_flow_setting(self.flow, "last_find_line", len(text_objects) - 1) + + text_objects, focus_pos = self.search_highlight_text(text_objects, + search_string, looping=True, backwards=backwards) return text_objects, focus_pos + def search_highlight_object(self, text_object, find_index, search_string): + """ + just a little abstraction + """ + before = text_object[:find_index] + after = text_object[find_index+len(search_string):] + + new_text = urwid.Text( + [ + before, + (self.highlight_color, search_string), + after, + ] + ) + + return new_text + def view_request(self): self.state.view_flow_mode = common.VIEW_FLOW_REQUEST body = self.conn_text(self.flow.request) @@ -761,13 +825,9 @@ class FlowView(common.WWrap): None, self.search) elif key == "n": - last_search_string = self.state.get_flow_setting(self.flow, "last_search_string") - if last_search_string: - message = self.search(last_search_string) - if message: - self.master.statusbar.message(message) - else: - self.master.statusbar.message("no previous searches have been made") + self.search_again(backwards=False) + elif key == "N": + self.search_again(backwards=True) else: return key |