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         try:
  16                 with open(client): pass
  17         except IOError:
  18                 args = ["python", "../qchess/qchess.py", "--no-graphics", "@fifo:"+client, "@internal:AgentBishop"]
  19                 subprocess.Popen(args)
  20                 form["mode"] = "query"
  21
  22         if form["mode"] == "response":
  23                 x = int(form["x"])
  24                 y = int(form["y"])
  25                 fifo_out = open(client+".in", "w")
  26                 fifo_out.write("%d %d\n" % (x, y))
  27                 fifo_out.close()
  28                 form["mode"] = "query"
  29
  30
  31         if form["mode"] == "query":
  32                 fifo_in = open(client+".out", "r")
  33                 s = fifo_in.readline().strip(" \r\n")
  34                 while s != "SELECT?" and s != "MOVE?" and s.split(" ")[0] != "white" and s.split(" ")[0] != "black":
  35                         print s
  36                         s = fifo_in.readline().strip(" \r\n")
  37                 print s
  38                 fifo_in.close()
  39                 form["mode"] = "response"
  40
  41                 if s == "quit":
  42                         os.remove(client)
  43
  44
  45         return 0
  46
  47
  48 if __name__ == "__main__":
  49         try:
  50                 sys.exit(main(sys.argv))
  51         except, e:
  52                 print "Exception: ", e
  53                 sys.exit(1)