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from __future__ import absolute_import
import urwid
import urwid.util
from .. import utils
from ..protocol.http import CONTENT_MISSING
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["intercepting"] and not f["req_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["intercepting"] and f["resp_code"] and not f["resp_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)
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(
intercepting = f.intercepting,
req_timestamp = f.request.timestamp_start,
req_is_replay = f.request.is_replay,
req_method = f.request.method,
req_acked = f.request.reply.acked,
req_url = f.request.get_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]"
delta = f.response.timestamp_end - f.response.timestamp_start
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_acked = f.response.reply.acked,
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)
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