from __future__ import absolute_import import urwid import urwid.util import os from .. import utils from ..protocol.http import CONTENT_MISSING try: import pyperclip except: pyperclip = False VIEW_LIST = 0 VIEW_FLOW = 1 VIEW_FLOW_REQUEST = 0 VIEW_FLOW_RESPONSE = 1 def highlight_key(s, k): l = [] parts = s.split(k, 1) if parts[0]: l.append(("text", parts[0])) l.append(("key", k)) if parts[1]: l.append(("text", parts[1])) return l KEY_MAX = 30 def format_keyvals(lst, key="key", val="text", indent=0): """ Format a list of (key, value) tuples. If key is None, it's treated specially: - We assume a sub-value, and add an extra indent. - The value is treated as a pre-formatted list of directives. """ ret = [] if lst: maxk = min(max(len(i[0]) for i in lst if i and i[0]), KEY_MAX) for i, kv in enumerate(lst): if kv is None: ret.append(urwid.Text("")) else: cols = [] # This cumbersome construction process is here for a reason: # Urwid < 1.0 barfs if given a fixed size column of size zero. if indent: cols.append(("fixed", indent, urwid.Text(""))) cols.extend([ ( "fixed", maxk, urwid.Text([(key, kv[0] or "")]) ), kv[1] if isinstance(kv[1], urwid.Widget) else urwid.Text([(val, kv[1])]) ]) ret.append(urwid.Columns(cols, dividechars = 2)) return ret def shortcuts(k): if k == " ": k = "page down" elif k == "j": k = "down" elif k == "k": k = "up" return k def fcol(s, attr): s = unicode(s) return ( "fixed", len(s), urwid.Text( [ (attr, s) ] ) ) if urwid.util.detected_encoding: SYMBOL_REPLAY = u"\u21ba" SYMBOL_RETURN = u"\u2190" else: SYMBOL_REPLAY = u"[r]" SYMBOL_RETURN = u"<-" def raw_format_flow(f, focus, extended, padding): f = dict(f) pile = [] req = [] if extended: req.append( fcol( utils.format_timestamp(f["req_timestamp"]), "highlight" ) ) else: req.append(fcol(">>" if focus else " ", "focus")) if f["req_is_replay"]: req.append(fcol(SYMBOL_REPLAY, "replay")) req.append(fcol(f["req_method"], "method")) preamble = sum(i[1] for i in req) + len(req) -1 if f["intercepted"] and not f["acked"]: uc = "intercept" elif f["resp_code"] or f["err_msg"]: uc = "text" else: uc = "title" req.append( urwid.Text([(uc, f["req_url"])]) ) pile.append(urwid.Columns(req, dividechars=1)) resp = [] resp.append( ("fixed", preamble, urwid.Text("")) ) if f["resp_code"]: codes = { 2: "code_200", 3: "code_300", 4: "code_400", 5: "code_500", } ccol = codes.get(f["resp_code"]/100, "code_other") resp.append(fcol(SYMBOL_RETURN, ccol)) if f["resp_is_replay"]: resp.append(fcol(SYMBOL_REPLAY, "replay")) resp.append(fcol(f["resp_code"], ccol)) if f["intercepted"] and f["resp_code"] and not f["acked"]: rc = "intercept" else: rc = "text" if f["resp_ctype"]: resp.append(fcol(f["resp_ctype"], rc)) resp.append(fcol(f["resp_clen"], rc)) resp.append(fcol(f["resp_rate"], rc)) elif f["err_msg"]: resp.append(fcol(SYMBOL_RETURN, "error")) resp.append( urwid.Text([ ( "error", f["err_msg"] ) ]) ) pile.append(urwid.Columns(resp, dividechars=1)) return urwid.Pile(pile) # Save file to disk def save_data(path, data, master, state): if not path: return state.last_saveload = path path = os.path.expanduser(path) try: with file(path, "wb") as f: f.write(data) except IOError, v: master.statusbar.message(v.strerror) def ask_save_path(prompt, data, master, state): master.path_prompt( prompt, state.last_saveload, save_data, data, master, state ) def ask_save_body(part, master, state, flow): """ Save either the request or the response body to disk. part can either be "q" (request), "s" (response) or None (ask user if necessary). """ request_has_content = flow.request and flow.request.content response_has_content = flow.response and flow.response.content if part is None: # We first need to determine whether we want to save the request or the response content. if request_has_content and response_has_content: master.prompt_onekey( "Save", ( ("request", "q"), ("response", "s"), ), ask_save_body, master, state, flow ) elif response_has_content: ask_save_body("s", master, state, flow) else: ask_save_body("q", master, state, flow) elif part == "q" and request_has_content: ask_save_path("Save request content: ", flow.request.get_decoded_content(), master, state) elif part == "s" and response_has_content: ask_save_path("Save response content: ", flow.response.get_decoded_content(), master, state) else: master.statusbar.message("No content to save.") # common copy_message parts def copy_message(k, master, state, message): if not pyperclip: master.statusbar.message("No clipboard support on your system, sorry.") return None if not message: # only response could be None master.statusbar.message("Flow has no response") return data = None if k == "c": data = message.get_decoded_content() elif k == "h": data = message.headers elif k == "u": data = message.url if not data: master.statusbar.message("No content to copy.") return try: pyperclip.copy(data) except TypeError: def save(k): if k == "y": ask_save_path("Save data: ", data, master, state) master.prompt_onekey( "Cannot copy binary data to clipboard. Save as file?", ( ("yes", "y"), ("no", "n"), ), save ) class FlowCache: @utils.LRUCache(200) def format_flow(self, *args): return raw_format_flow(*args) flowcache = FlowCache() def format_flow(f, focus, extended=False, hostheader=False, padding=2): d = dict( intercepted = f.intercepted, acked = f.reply.acked, req_timestamp = f.request.timestamp_start, req_is_replay = f.request.is_replay, req_method = f.request.method, req_url = f.request.pretty_url(hostheader=hostheader), err_msg = f.error.msg if f.error else None, resp_code = f.response.code if f.response else None, ) if f.response: if f.response.content: contentdesc = utils.pretty_size(len(f.response.content)) elif f.response.content == CONTENT_MISSING: contentdesc = "[content missing]" else: contentdesc = "[no content]" if f.response.timestamp_end: delta = f.response.timestamp_end - f.response.timestamp_start else: delta = 0 size = f.response.size() rate = utils.pretty_size(size / ( delta if delta > 0 else 1 ) ) d.update(dict( resp_code = f.response.code, resp_is_replay = f.response.is_replay, resp_clen = contentdesc, resp_rate = "{0}/s".format(rate), )) t = f.response.headers["content-type"] if t: d["resp_ctype"] = t[0].split(";")[0] else: d["resp_ctype"] = "" return flowcache.format_flow(tuple(sorted(d.items())), focus, extended, padding) def int_version(v): SIG = 3 v = urwid.__version__.split("-")[0].split(".") x = 0 for i in range(min(SIG, len(v))): x += int(v[i]) * 10**(SIG-i) return x # We have to do this to be portable over 0.9.8 and 0.9.9 If compatibility # becomes a pain to maintain, we'll just mandate 0.9.9 or newer. class WWrap(urwid.WidgetWrap): if int_version(urwid.__version__) >= 990: def set_w(self, x): self._w = x def get_w(self): return self._w w = property(get_w, set_w)