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from django import forms
from .models import Profile, Course, Workshop
from string import punctuation, digits
try:
from string import letters
except:
from string import ascii_letters as letters
from django.contrib.auth.models import User
from django.contrib.auth import authenticate
UNAME_CHARS = letters + "._" + digits
PWD_CHARS = letters + punctuation + digits
position_choices = (
("coordinator", "Coordinator"),
("instructor", "Instructor")
)
class UserRegistrationForm(forms.Form):
"""A Class to create new form for User's Registration.
It has the various fields and functions required to register
a new user to the system"""
username = forms.CharField(max_length=32, help_text='''Letters, digits,
period only.''')
email = forms.EmailField()
password = forms.CharField(max_length=32, widget=forms.PasswordInput())
confirm_password = forms.CharField\
(max_length=32, widget=forms.PasswordInput())
first_name = forms.CharField(max_length=32)
last_name = forms.CharField(max_length=32)
phone_number = forms.RegexField(regex=r'^\+?1?\d{9,15}$',
error_message=("Phone number must be entered \
in the format: '+999999999'.\
Up to 15 digits allowed."))
institute = forms.CharField(max_length=128,
help_text='Institute/Organization')
department = forms.CharField(max_length=64, help_text='Department you work \
study at')
position = forms.ChoiceField(help_text='If you are an instructor please \
mail us at python[at]fossee[dot]in',
choices=position_choices
)
def clean_username(self):
u_name = self.cleaned_data["username"]
if u_name.strip(UNAME_CHARS):
msg = "Only letters, digits, period are"\
" allowed in username"
raise forms.ValidationError(msg)
try:
User.objects.get(username__exact=u_name)
raise forms.ValidationError("Username already exists.")
except User.DoesNotExist:
return u_name
def clean_password(self):
pwd = self.cleaned_data['password']
if pwd.strip(PWD_CHARS):
raise forms.ValidationError("Only letters, digits and punctuation\
are allowed in password")
return pwd
def clean_confirm_password(self):
c_pwd = self.cleaned_data['confirm_password']
pwd = self.data['password']
if c_pwd != pwd:
raise forms.ValidationError("Passwords do not match")
return c_pwd
def save(self):
u_name = self.cleaned_data["username"]
u_name = u_name.lower()
pwd = self.cleaned_data["password"]
email = self.cleaned_data["email"]
new_user = User.objects.create_user(u_name, email, pwd)
new_user.first_name = self.cleaned_data["first_name"]
new_user.last_name = self.cleaned_data["last_name"]
new_user.save()
cleaned_data = self.cleaned_data
new_profile = Profile(user=new_user)
new_profile.institute = cleaned_data["institute"]
new_profile.department = cleaned_data["department"]
new_profile.position = cleaned_data["position"]
new_profile.phone_number = cleaned_data["phone_number"]
new_profile.save()
return u_name, pwd
class UserLoginForm(forms.Form):
"""Creates a form which will allow the user to log into the system."""
username = forms.CharField(max_length=32)
password = forms.CharField(max_length=32, widget=forms.PasswordInput())
def clean(self):
super(UserLoginForm, self).clean()
try:
u_name, pwd = self.cleaned_data["username"],\
self.cleaned_data["password"]
user = authenticate(username=u_name, password=pwd)
except Exception:
raise forms.ValidationError\
("Username and/or Password is not entered")
if not user:
raise forms.ValidationError("Invalid username/password")
return user
class ProfileForm(forms.ModelForm):
""" profile form for coordinator and instructor """
class Meta:
model = Profile
fields = ['first_name', 'last_name', 'institute', 'department',
'position']
first_name = forms.CharField(max_length=32)
last_name = forms.CharField(max_length=32)
def __init__(self, *args, **kwargs):
if 'user' in kwargs:
user = kwargs.pop('user')
super(ProfileForm, self).__init__(*args, **kwargs)
self.fields['first_name'].initial = user.first_name
self.fields['last_name'].initial = user.last_name
class CreateWorkshop(forms.ModelForm):
"""Instructors can create Workshops based on the courses available."""
class Meta:
model = Workshop
fields = ['workshop_title', 'recurrences']
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