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|
#!/usr/bin/env @PYTHON@
import socket
import struct
import sys
PROTO_BASE = @PROTO_BASE@
CUTOAN_CHART = (PROTO_BASE+504)
ANTOCU_CHART = (PROTO_BASE+505)
if sys.version_info[0]<3 or ( sys.version_info[0]==3 and sys.version_info[1]<11):
import cgi
import cgitb
cgitb.enable()
fields = cgi.FieldStorage()
else:
try:
import urllib.parse as xurllib
except ImportError:
import urllib as xurllib
import os
class FieldStorage:
def __init__(self):
self.data = {}
for k,v in xurllib.parse_qsl(os.environ["QUERY_STRING"]):
if k in self.data:
if type(self.data[k])==str:
x = self.data[k]
self.data[k] = [x]
self.data[k].append(v)
else:
self.data[k] = v
def __repr__(self):
return repr(self.data)
def __str__(self):
return str(self.data)
def __contains__(self,key):
return key in self.data
def __iter__(self):
return iter(self.data.keys())
def getvalue(self,key):
if key in self.data:
return self.data[key]
return None
fields = FieldStorage()
if "host" in fields:
host = fields.getvalue("host")
else:
host = ''
if "port" in fields:
try:
port = int(fields.getvalue("port"))
except ValueError:
port = 0
else:
port = 0
if "id" in fields:
try:
chartid = int(fields.getvalue("id"))
except ValueError:
chartid = -1
else:
chartid = -1
if "width" in fields and "height" in fields:
try:
width = int(fields.getvalue("width"))
height = int(fields.getvalue("height"))
except ValueError:
width = 0
height = 0
else:
width = 0
height = 0
def mysend(socket,msg):
totalsent = 0
while totalsent < len(msg):
sent = socket.send(msg[totalsent:])
if sent == 0:
raise RuntimeError("socket connection broken")
totalsent = totalsent + sent
def myrecv(socket,leng):
msg = bytes(0)
while len(msg) < leng:
chunk = socket.recv(leng-len(msg))
if len(chunk) == 0:
raise RuntimeError("socket connection broken")
msg = msg + chunk
return msg
def senderr():
print("Content-Type: image/gif\r\n\r")
sys.stdout.flush()
if "DOCUMENT_ROOT" in os.environ:
filename=os.environ["DOCUMENT_ROOT"] + "/assets/err.gif"
else:
filename="err.gif"
f = open(filename,'rb')
sys.stdout.buffer.write(f.read())
f.close()
if host=='' or port==0 or chartid<0:
senderr()
else:
try:
s = socket.socket()
s.connect((host,port))
if width==0 and height==0:
mysend(s,struct.pack(">LLL",CUTOAN_CHART,4,chartid))
else:
mysend(s,struct.pack(">LLLHH",CUTOAN_CHART,8,chartid,width,height))
header = myrecv(s,8)
cmd,length = struct.unpack(">LL",header)
if cmd==ANTOCU_CHART and length>0:
data = myrecv(s,length)
if data[:3]=="GIF".encode("latin-1"):
print("Content-Type: image/gif\r\n\r")
sys.stdout.flush()
sys.stdout.buffer.write(data)
elif data[:8]=="\x89PNG\x0d\x0a\x1a\x0a".encode("latin-1"):
print("Content-Type: image/png\r\n\r")
sys.stdout.flush()
sys.stdout.buffer.write(data)
else:
senderr()
else:
senderr()
s.close()
except Exception:
senderr()
|
