"""
Tutorial - Passing variables
This tutorial shows you how to pass GET/POST variables to methods.
"""
import cherrypy
class WelcomePage:
def index(self):
# Ask for the user's name.
return '''
<form action="greetUser" method="GET">
What is your name?
<input type="text" name="name" />
<input type="submit" />
</form>'''
index.exposed = True
def greetUser(self, name = None):
# CherryPy passes all GET and POST variables as method parameters.
# It doesn't make a difference where the variables come from, how
# large their contents are, and so on.
#
# You can define default parameter values as usual. In this
# example, the "name" parameter defaults to None so we can check
# if a name was actually specified.
if name:
# Greet the user!
return "Hey %s, what's up?" % name
else:
if name is None:
# No name was specified
return 'Please enter your name <a href="./">here</a>.'
else:
return 'No, really, enter your name <a href="./">here</a>.'
greetUser.exposed = True
cherrypy.tree.mount(WelcomePage())
if __name__ == '__main__':
import os.path
thisdir = os.path.dirname(__file__)
cherrypy.quickstart(config=os.path.join(thisdir, 'tutorial.conf'))
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