web/qchess.cgi

   1 #!/usr/bin/python
   2
   3 # CGI wrapper to qchess
   4
   5 import sys
   6 import os
   7
   8 import cgi
   9 import subprocess
  10
  11 def main(argv):
  12         form = cgi.FieldStorage()
  13         client = cgi.escape(os.environ["REMOTE_ADDR"])
  14
  15         print "Content-Type: text/plain\r\n\r\n"
  16
  17         try:
  18                 with open(client): pass
  19         except IOError:
  20                 args = ["python", "../qchess/qchess.py", "--no-graphics", "@fifo:"+client, "@internal:AgentBishop"]
  21                 subprocess.Popen(args)
  22                 form["mode"] = "query"
  23
  24         if form["mode"] == "response":
  25                 x = int(form["x"])
  26                 y = int(form["y"])
  27                 fifo_out = open(client+".in", "w")
  28                 fifo_out.write("%d %d\n" % (x, y))
  29                 fifo_out.close()
  30                 form["mode"] = "query"
  31
  32
  33         if form["mode"] == "query":
  34                 fifo_in = open(client+".out", "r")
  35                 s = fifo_in.readline().strip(" \r\n")
  36                 while s != "SELECT?" and s != "MOVE?" and s.split(" ")[0] != "white" and s.split(" ")[0] != "black":
  37                         print s
  38                         s = fifo_in.readline().strip(" \r\n")
  39                 print s
  40                 fifo_in.close()
  41                 form["mode"] = "response"
  42
  43                 if s == "quit":
  44                         os.remove(client)
  45
  46
  47         return 0
  48
  49
  50 if __name__ == "__main__":
  51         try:
  52                 sys.exit(main(sys.argv))
  53         except, e:
  54                 print "Exception: ", e
  55                 sys.exit(1)