source
"""Demo for using FormEncode with Webware."""
# Tested with Webware 1.1 and FormEncode 1.2.3
from formencode import compound, Invalid, htmlfill, Schema, validators
from formencode.htmlfill_schemabuilder import parse_schema
from WebKit.Examples.ExamplePage import ExamplePage
form_template = '''<h2>Tell me about yourself</h2>
<form action="FormExample2" method="POST">
<p><label for="name">Your name:</label><br>
<form:error name="name">
<input type="text" id="name" name="name"
form:validate="string" form:required="true"></p>
<p><label for="age">Your age:</label><br>
<form:error name="age">
<input type="text" id="age" name="age"
form:validate="int"></p>
<p>Your favorite color:<br>
<form:error name="color">
<input type="checkbox" value="red" name="color"
form:validate="string"> Red
<input type="checkbox" value="blue" name="color"> Blue
<input type="checkbox" value="black" name="color"> Black
<input type="checkbox" value="green" name="color"> Green</p>
<p><input type="submit" value="Submit"></p>
</form>'''
class FormExample2(ExamplePage):
"""Demo for using FormEncode with Webware."""
schema = parse_schema(form_template)
def getDefaults(self):
return dict(age='enter your age', color=['blue'])
def writeStyleSheet(self):
ExamplePage.writeStyleSheet(self)
self.writeln('''<style type="text/css">
.error {background-color: #fdd}
.error-message {color:#a00}
</style>''')
def awake(self, trans):
ExamplePage.awake(self, trans)
if self.request().hasField('name'):
fields = self.request().fields()
try:
fields = self.schema.to_python(fields, self)
except Invalid, e:
errors = dict((k, v.encode('utf-8'))
for k, v in e.unpack_errors().iteritems())
else:
errors = None
else:
fields = self.getDefaults()
errors = None
self.rendered_form = htmlfill.render(form_template,
defaults=fields, errors=errors)
def writeContent(self):
self.write(self.rendered_form)