Better approval system: admins can go into the admin interface and check an...

Better approval system: admins can go into the admin interface and check an 'approved' box for all users who submit requests. Verify that usernames aren't colliding.

go/go/forms.py

 from django import forms
-from go.models import URL
+from go.models import URL, RegisteredUser
 from django.core.validators import MinLengthValidator, MinValueValidator, RegexValidator
 from django.core.exceptions import ValidationError
 from captcha.fields import CaptchaField
@@ -64,11 +64,20 @@ class URLForm( forms.ModelForm ):
         }
 
 
-class SignupForm( forms.Form ):
+class SignupForm( forms.ModelForm ):
+
+    def validate_username(username):
+        try:
+            registered = RegisteredUser.objects.get(username=username)
+            raise ValidationError('Username "%s" is already in use.' % username)
+        except RegisteredUser.DoesNotExist:
+            return
+
     username = forms.CharField(
         required = True,
-        label = 'Username',
+        label = 'Mason NetID',
         max_length = 30,
+        validators=[validate_username],
         widget = forms.TextInput(attrs={
         }),
     )
@@ -87,3 +96,6 @@ class SignupForm( forms.Form ):
         }),
     )
     captcha = CaptchaField()
+
+    class Meta:
+        model = RegisteredUser

go/go/migrations/0007_auto__add_field_registereduser_approved.py

+# -*- coding: utf-8 -*-
+from south.utils import datetime_utils as datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        # Adding field 'RegisteredUser.approved'
+        db.add_column(u'go_registereduser', 'approved',
+                      self.gf('django.db.models.fields.BooleanField')(default=True),
+                      keep_default=False)
+
+
+    def backwards(self, orm):
+        # Deleting field 'RegisteredUser.approved'
+        db.delete_column(u'go_registereduser', 'approved')
+
+
+    models = {
+        u'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        u'auth.permission': {
+            'Meta': {'ordering': "(u'content_type__app_label', u'content_type__model', u'codename')", 'unique_together': "((u'content_type', u'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['contenttypes.ContentType']"}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        u'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'related_name': "u'user_set'", 'blank': 'True', 'to': u"orm['auth.Group']"}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'symmetrical': 'False', 'related_name': "u'user_set'", 'blank': 'True', 'to': u"orm['auth.Permission']"}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        u'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        },
+        u'go.registereduser': {
+            'Meta': {'object_name': 'RegisteredUser'},
+            'approved': ('django.db.models.fields.BooleanField', [], {}),
+            'description': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
+            'full_name': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'username': ('django.db.models.fields.CharField', [], {'max_length': '30', 'primary_key': 'True'})
+        },
+        u'go.url': {
+            'Meta': {'ordering': "['short']", 'object_name': 'URL'},
+            'clicks': ('django.db.models.fields.IntegerField', [], {'default': '0'}),
+            'date_created': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime(2014, 8, 28, 0, 0)'}),
+            'expires': ('django.db.models.fields.DateTimeField', [], {'null': 'True', 'blank': 'True'}),
+            'owner': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['auth.User']"}),
+            'short': ('django.db.models.fields.CharField', [], {'max_length': '20', 'primary_key': 'True'}),
+            'target': ('django.db.models.fields.URLField', [], {'max_length': '1000'})
+        }
+    }
+
+    complete_apps = ['go']
\ No newline at end of file

go/go/models.py

@@ -66,6 +66,8 @@ class RegisteredUser( models.Model ):
 
     description = models.TextField( blank=True )
 
+    approved = models.BooleanField()
+
     def __unicode__(self):
         return '<Registered User: %s>' % self.username
 

go/go/views.py

@@ -5,7 +5,7 @@ from django.conf import settings
 from django.http import Http404, HttpResponseServerError
 from django.utils import timezone
 from django.contrib.auth.models import User
-from django.core.exceptions import PermissionDenied
+from django.core.exceptions import PermissionDenied, ValidationError
 from django.core.mail import send_mail
 from django.contrib.auth.decorators import login_required
 from django.shortcuts import render, get_object_or_404, redirect
@@ -26,7 +26,7 @@ def is_registered( user ):
 
     try:
         registered = RegisteredUser.objects.get( username=user.username )
-        return True
+        return registered.approved
     except RegisteredUser.DoesNotExist:
         return False
 
@@ -186,14 +186,14 @@ def signup(request):
 
     """
 
-    form = SignupForm()
+    signup_form = SignupForm()
 
     if request.method == 'POST':
-        form = SignupForm( request.POST )
-        if form.is_valid():
-            username = form.cleaned_data.get('username')
-            full_name = form.cleaned_data.get('full_name')
-            description = form.cleaned_data.get('description')
+        signup_form = SignupForm(request.POST, initial={'approved': False})
+        if signup_form.is_valid():
+            username = signup_form.cleaned_data.get('username')
+            full_name = signup_form.cleaned_data.get('full_name')
+            description = signup_form.cleaned_data.get('description')
 
             send_mail('Signup from %s' % (username), '%s signed up at %s\n'
                 'Username: %s\nMessage: %s\nPlease attend to this request at '
@@ -201,10 +201,12 @@ def signup(request):
                 str(timezone.now()).strip(), str(username), str(description)),
                 settings.EMAIL_FROM, [settings.EMAIL_TO])
 
+            signup_form.save()
+
             return redirect('registered')
 
     return render(request, 'signup.html', {
-        'form': form,
+        'form': signup_form,
     },
     )