📄 fig27_20.py

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#!C:\Python\python.exe
# Fig. 27.20: fig27_20.py
# Writing a cookie to a client's machine

import cgi
import Cookie
import time

form = cgi.FieldStorage()  # get form information

try:  # extract form values
   name = form[ "name" ].value
   height = form[ "height" ].value
   color = form[ "color" ].value
except:
   print "Content-type: text/html"
   print
   print """<h3>You have not filled in all fields.
   <font color = "blue"> Click the Back button, 
   fill out the form and resubmit.<br><br>
   Thank You. </font></h3>"""
else:
   # construct cookie expiration date and path
   expirationFormat = "%A, %d-%b-%y %X %Z"
   expirationTime = time.localtime( time.time() + 300 )  
   expirationDate = time.strftime( expirationFormat,
      expirationTime )
   path = "/"               

   # construct cookie contents
   cookie = Cookie.Cookie()

   cookie[ "Name" ] = name
   cookie[ "Name" ][ "expires" ] = expirationDate
   cookie[ "Name" ][ "path" ] = path

   cookie[ "Height" ] = height
   cookie[ "Height" ][ "expires" ] = expirationDate
   cookie[ "Height" ][ "path" ] = path

   cookie[ "Color" ] = color
   cookie[ "Color" ][ "expires" ] = expirationDate
   cookie[ "Color" ][ "path" ] = path
    
   # print cookie to user and page to browser
   print cookie

   print "Content-type: text/html"
   print

   print """<body background = "/images/back.gif">
   <basefont face = "arial,sans-serif" size = "3">
   The cookie has been set with the folowing data: <br><br> 

   <font color = "blue">Name:</font> %s<br>
   <font color = "blue">Height:</font> %s<br>
   <font color = "blue">Favorite Color:</font>
   <font color = "%s"> %s<br>""" % ( name, height, color, color )

   print """<br><a href= "fig27_21.py">
   Read cookie values</a>"""

########################################################################## 
# (C) Copyright 2001 by Deitel & Associates, Inc. and Prentice Hall.     #
# All Rights Reserved.                                                   #
#                                                                        #
# DISCLAIMER: The authors and publisher of this book have used their     #
# best efforts in preparing the book. These efforts include the          #
# development, research, and testing of the theories and programs        #
# to determine their effectiveness. The authors and publisher make       #
# no warranty of any kind, expressed or implied, with regard to these    #
# programs or to the documentation contained in these books. The authors #
# and publisher shall not be liable in any event for incidental or       #
# consequential damages in connection with, or arising out of, the       #
# furnishing, performance, or use of these programs.                     #
##########################################################################
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