forsberg@lysator.liu.se
http://www.lysator.liu.se/~forsberg/
from WebKit.Page import Page
class TestServlet(Page):
def writeContent(self):
self.write("Hello, World!")
TestServlet
| 404Text.txt | Texten som visas vid 404 | ||
| AppServer | Unix-varianten av AppServer | ||
| AppServer.bat | Windows-varianten av AppServer | ||
| Cache/ | Gissa! | ||
| Cans/ | Kvarleva från gammal idé | ||
| Configs/ | Konfigurationsfiler | ||
| Application.config | Innehåller bland annat Contextdefinitioner | ||
| AppServer.config | Diverse runtimekonfiguration för AppServer | ||
| ErrorMsgs/ | Vid exception lagras felsidan här | ||
| Launch.py | Används av AppServer.bat | ||
| Logs/ | Index över felen i ErrorMsgs | ||
| MyContext/ | Ett exempelcontext. Måste definieras i Application.config | ||
| NTService.py | Används om man kör AppServer som en service i Windows. | ||
| OneShot.cgi | Startar upp WebKit, kör requesten och dödar. Rekommenderas inte längre. | ||
| Sessions/ | Disklagrade sessioner. | ||
| WebKit.cgi | CGI-script som pratar med WebKit på port 8086 | ||
| address.text | Anger adressen WebKit lyssnar på. | ||
| appserverpid.txt | Anger pid för AppServer. |
<input name="_action_add" type="submit" value="Add Widget">
def actions(self):
return ['add', 'delete']
from WebKit.Page import Page
class ErrorServlet(Page):
def writeContent(self):
slf.write("Hello, World!<p>")
ErrorServlet
from SitePage import SitePage
import time
class SecurePage(SitePage):
def __init__(self):
SitePage.__init__(self)
def awake(self, trans):
SitePage.awake(self,trans)
if self.session().lastAccessTime() +\
self.session().timeout() < time.time():
self.session().expiring()
if self.setting('RequireLogin'):
if not trans.session().value('user', None) \
or trans.session().isExpired():
trans.response().sendRedirect("Login")
if trans.request().hasField("logout"):
self.session().values().clear()
trans.response().sendRedirect("Main")
def respond(self, trans):
if self.session().value('user', None) or \
not self.setting('RequireLogin'):
SitePage.respond(self, trans)
def defaultConfig(self):
return {'RequireLogin': 1}
{
'dbHost':'localhost',
'dbUser':'invuser',
'db':'inv',
'dbPass':ettlösenord',
'TemplateDirectory':'InvTemplates',
'PublicMenu': [["Förstasidan","Main"]],
'PrivateMenu': [["Lista","List"]],
'WriteMenu': [["Lägg till","Edit"]],
'LoginMenu': {"login": ["Logga in","Login"],
"logout": ["Logga ut","Main?logout=1"]},
'WriteGroups': ['root','styrelse', 'tilde'],
}
t = Template(file="Members".tmpl,
searchList = [{'othermembers':othermembers,
'societymembers':societymembers,
'districtmembers':districtmembers}])
print t
<table>
#for $row in $societymembers
<tr>
<td align="left"><a href="Member?id=${row.id}">${row.name}</a></td>
</tr>
#end for
</table>
Here is my #echo ', '.join(['silly']*5) # example.
Here is my silly, silly, silly, silly, silly example.
#cache $a $b #end cacheCache kan dessutom uppdateras på kommando.
#import math #import random #echo random.randrange(1,40)
#block foo Det här är innehållet i blocket foo #end block foo #block bar Blocket bar #end block bar
#extends parent #block foo Child har ett annat innehåll i foo.. #end block foo
hostname:erik ~/dev/Cheetah % cheetah compile parent.tmpl child.tmpl Compiling parent.tmpl -> parent.py (backup parent.py_bak) Compiling child.tmpl -> child.py (backup child.py_bak) hostname:erik ~/dev/Cheetah % python parent.py Det här är innehållet i blocket foo Blocket bar hostname:erik ~/dev/Cheetah % python child.py Child har ett annat innehåll i foo.. Blocket bar hostname:erik ~/dev/Cheetah %
from WebKit.Page import Page
from FunFormKit.Form import FormServlet, FormDefinition
from FunFormKit import Field
import random
formDef = FormDefinition("CCWinner",
[Field.TextField("randmax", maxLength=5, size=3,
description="Upper border of random number wanted"),
Field.SubmitButton("submit",
description="Randomize me!",
methodToInvoke="randomize_me")],
)
class CCWinner(Page, FormServlet):
def __init__(self):
Page.__init__(self)
FormServlet.__init__(self, [formDef])
def title(self):
return "A random example.."
def randomize_me(self, fields):
maxrandnr = int(fields['randmax'])
randnr = random.randrange(0, maxrandnr)
self.write("Your random number between 0 and %d is %d<p>" % (maxrandnr,
randnr))
def writeContent(self):
submitted, data = self.processForm()
rf = self.renderableForm()
self.write(rf.htFormTable(bgcolor="#ddddff"))
|
|
from WebKit.Page import Page
from FunFormKit.Form import FormServlet, FormDefinition
from FunFormKit import Field
from FunFormKit.Validator import ValidatorConverter, InvalidField
import random
class IntValidator(ValidatorConverter):
def convert(self, num):
try:
return int(num)
except ValueError:
raise InvalidField, "Field must be a number!"
formDef = FormDefinition("CCConvertedWinner",
[Field.TextField("randmax", maxLength=5, size=3,
description="Upper border of random"\
"number wanted",
validators=[IntValidator()]),
Field.TextField("useless", maxLength=200, size=20,
description="A useless field"),
Field.SubmitButton("submit",
description="Randomize me!",
methodToInvoke="randomize_me")],
)
class CCConvertedWinner(Page, FormServlet):
def __init__(self):
Page.__init__(self)
FormServlet.__init__(self, [formDef])
def title(self):
return "A random example.."
def randomize_me(self, fields):
maxrandnr = int(fields['randmax'])
randnr = random.randrange(0, maxrandnr)
self.write("Your random number between 0 and %d is %d<p>" % (maxrandnr,
randnr))
def writeContent(self):
submitted, data = self.processForm()
rf = self.renderableForm()
self.write(rf.htFormTable(bgcolor="#ddddff"))
|
|
class ValidatePassword(FormValidator):
def __init__(self, servlet):
self.servlet = servlet
def validate(self, fieldDict):
if self.servlet.comparePassword(fieldDict["username"][0],
fieldDict["password"]):
return None
else:
return {'password':self.servlet.setting('InvalidPasswordMessage')}
Koden som använder den:
formDef = FormDefinition('Login',
[Field.TextField('username', maxLength=255,
size=20,
validators=\
[UsernameToUserID(self)]),
Field.PasswordField('password', size=10,
maxLength=20),
Field.SubmitButton('submit',
description='Login',
methodToInvoke='login'),
],
formValidators=[ValidatePassword(self)])
När vi kommer till login vet vi att användaren loggat in ordentligt
def login(self, fields):
self.session().setValue('user', fields["username"][0])
self.session().setValue('username', fields["username"][1])
self.response().sendRedirect("Main")
Servlet:
from WebKit.Page import Page
from FunFormKit.Form import FormServlet, FormDefinition
from FunFormKit import Field
from Cheetah.Template import Template
from FunFormKit.Validator import Email
class FFF_Cheetah(Page, FormServlet):
def __init__(self):
formDef = FormDefinition("FFF_Cheetah",
[Field.TextField("name",
maxLength=255,
size=20
),
Field.TextField("email", maxLength=255,
size=25,
validators=[Email()]),
Field.SubmitButton("submit",
description="Send!")])
Page.__init__(self)
FormServlet.__init__(self, [formDef])
def writeContent(self):
submitted, data = self.processForm()
if not submitted:
rf = self.renderableForm()
t = Template(file="/s/waresite/Templates/FFF_Cheetah.tmpl",
searchList=[{'rf':rf}])
self.write(str(t))
else:
self.write("Your name and email is %(name)s <%(email)s>" % data)
## mode: html $rf.start <TABLE> <TR> <TD><B>Name: </B></TD> <TD>$rf.name $rf.name.error</TD> </TR> <TR> <TD><B>Email: </B></TD> <TD>$rf.email $rf.email.error</TD> </TR> <TR> <TD> </TD> <TD>$rf.submit $rf.submit.error</TD> </TR> </TABLE> $rf.end