Tagging functionality in quiz

2 files changed, 76 insertions, 59 deletions

diff --git a/testapp/exam/forms.py b/testapp/exam/forms.py
index a6844bb..f48a674 100644
--- a/testapp/exam/forms.py
+++ b/testapp/exam/forms.py
@@ -24,32 +24,23 @@ PWD_CHARS = letters + punctuation + digits
 class UserRegisterForm(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=30, 
-            help_text='Letters, digits, period and underscores only.')
+    username = forms.CharField(max_length=30, help_text='Letters, digits, period and underscores only.')
     email = forms.EmailField()
-    password = forms.CharField(max_length=30, 
-                               widget=forms.PasswordInput())
-    confirm_password = forms.CharField(max_length=30, 
-                                       widget=forms.PasswordInput())
+    password = forms.CharField(max_length=30, widget=forms.PasswordInput())
+    confirm_password = forms.CharField(max_length=30, widget=forms.PasswordInput())
     first_name = forms.CharField(max_length=30)
     last_name = forms.CharField(max_length=30)
-    roll_number = forms.CharField(max_length=30, 
-                             help_text="Use a dummy if you don't have one.")
-    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.CharField(max_length=64,
-                    help_text='Student/Faculty/Researcher/Industry/etc.')
+    roll_number = forms.CharField(max_length=30, help_text="Use a dummy if you don't have one.")
+    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.CharField(max_length=64, help_text='Student/Faculty/Researcher/Industry/etc.')
 
     def clean_username(self):
         u_name = self.cleaned_data["username"]
-
         if u_name.strip(UNAME_CHARS):
             msg = "Only letters, digits, period and underscore characters are "\
                   "allowed in username"
             raise forms.ValidationError(msg)
-
         try:
             User.objects.get(username__exact = u_name)
             raise forms.ValidationError("Username already exists.")
@@ -100,20 +91,18 @@ class UserLoginForm(forms.Form):
 
     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")
-
+        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 QuizForm(forms.Form):
     """Creates a form to add or edit a Quiz. It has the related fields and functions required."""
-
+    
     start_date = forms.DateField(initial=datetime.date.today)
     duration = forms.IntegerField()
     active = forms.BooleanField(required = False)
@@ -124,43 +113,42 @@ class QuizForm(forms.Form):
         start_date = self.cleaned_data["start_date"]
         duration = self.cleaned_data["duration"]
         active = self.cleaned_data['active']
-	description = self.cleaned_data["description"]
+        description = self.cleaned_data["description"]
         
-	new_quiz = Quiz()
-	new_quiz.start_date=start_date
-	new_quiz.duration=duration
-	new_quiz.active=active
-	new_quiz.description=description
-	new_quiz.save()
+        new_quiz = Quiz()
+        new_quiz.start_date=start_date
+        new_quiz.duration=duration
+        new_quiz.active=active
+        new_quiz.description=description
+        new_quiz.save()
 
 class QuestionForm(forms.Form):
-   """Creates a form to add or edit a Question. It has the related fields and functions required."""
-
-   summary = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}))
-   description = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}))
-   points = forms.FloatField()
-   test = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}))
-   options = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}),required=False)
-   type = forms.CharField(max_length=8, widget=forms.Select(choices=QUESTION_TYPE_CHOICES))
-   active = forms.BooleanField(required=False)
-   tags = TagField(widget=TagAutocomplete(),required=False)
-
-   def save(self):
+    """Creates a form to add or edit a Question. It has the related fields and functions required."""
+
+    summary = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}))
+    description = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}))
+    points = forms.FloatField()
+    test = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}))
+    options = forms.CharField(widget = forms.Textarea(attrs={'cols': 40, 'rows': 1}),required=False)
+    type = forms.CharField(max_length=8, widget=forms.Select(choices=QUESTION_TYPE_CHOICES))
+    active = forms.BooleanField(required=False)
+    tags = TagField(widget=TagAutocomplete(),required=False)
+
+    def save(self):
         summary = self.cleaned_data["summary"]
         description = self.cleaned_data["description"]
         points = self.cleaned_data['points']
-	test = self.cleaned_data["test"]
+        test = self.cleaned_data["test"]
         options = self.cleaned_data['options']
-	type = self.cleaned_data["type"]
-	active = self.cleaned_data["active"]
+        type = self.cleaned_data["type"]
+        active = self.cleaned_data["active"]
 
         new_question = Question()
-	new_question.summary = summary
-	new_question.description = description
-	new_question.points = points
-	new_question.test = test
-	new_question.options = options
-	new_question.type = type
-	new_question.active = active
-	new_question.save()
-
+        new_question.summary = summary
+        new_question.description = description
+        new_question.points = points
+        new_question.test = test
+        new_question.options = options
+        new_question.type = type
+        new_question.active = active
+        new_question.save()
diff --git a/testapp/exam/views.py b/testapp/exam/views.py
index 325d0aa..dedf68c 100644
--- a/testapp/exam/views.py
+++ b/testapp/exam/views.py
@@ -111,6 +111,14 @@ def edit_quiz(request):
         quiz.active = active[j]
         quiz.description = description[j]
         quiz.save()
+        edit_tags=tags[j]
+        quiz.save()
+        for tag in quiz.tags.all():
+            quiz.tags.remove(tag)
+        tags_split = edit_tags.split(',')
+        for i in range(0,len(tags_split)-1):
+            tag = tags_split[i].strip()
+            quiz.tags.add(tag)
         j += 1
     return my_redirect("/exam/manage/showquiz/")
 
@@ -244,7 +252,14 @@ def add_quiz(request,quiz_id=None):
                 d.duration = form['duration'].data
                 d.active = form['active'].data
                 d.description = form['description'].data
-                d.save()
+                d.save()    
+                quiz = Quiz.objects.get(id=quiz_id)
+                for tag in quiz.tags.all():
+                    quiz.tags.remove(tag)
+                tags = form['tags'].data.split(',')
+            	for i in range(0,len(tags)-1):
+    	            tag = tags[i].strip()
+    	            quiz.tags.add(tag)
                 return my_redirect("/exam/manage/showquiz")
                 
         else:
@@ -264,6 +279,15 @@ def add_quiz(request,quiz_id=None):
             form.initial['duration'] = d.duration
             form.initial['description']= d.description
             form.initial['active'] = d.active
+            form_tags = d.tags.all()
+            form_tags_split = form_tags.values('name')
+            initial_tags = ""
+            
+            for tag in form_tags_split:
+                initial_tags = initial_tags + str(tag['name']).strip() + ","
+            if (initial_tags == ","):
+                initial_tags = ""
+            form.initial['tags']=initial_tags
             return my_render_to_response('exam/add_quiz.html',{'form':form},context_instance=RequestContext(request))	
 
 
@@ -582,6 +606,14 @@ def show_all_quiz(request):
     	        form.initial['duration'] = d.duration
     	        form.initial['active']= d.active
     	        form.initial['description'] = d.description
+                form_tags = d.tags.all()
+                form_tags_split = form_tags.values('name')
+                initial_tags = ""
+                for tag in form_tags_split:
+                    initial_tags = initial_tags + str(tag['name']).strip() + ","
+                if (initial_tags == ","):
+                    initial_tags = ""
+                form.initial['tags']=initial_tags
     	        forms.append(form)
             return my_render_to_response('exam/edit_quiz.html',
                 {'forms':forms},
@@ -698,12 +730,9 @@ def grade_user(request, username):
             paper.save()
 
         context = {'data': data}
-	print context
         return my_render_to_response('exam/user_data.html', context,
                                  context_instance=RequestContext(request))
     else:
         context = {'data': data}
-	print context
         return my_render_to_response('exam/grade_user.html', context,
                                  context_instance=RequestContext(request))
-