def list_badges(request):
badge_list = Badge.objects.all()
for b in badge_list:
try: b.check = True if b.held_by( Student.from_request(request) ) else False
except exceptions.ObjectDoesNotExist: b.check = False
return render( request, "badge_list.html", {"badge_list":badge_list} )
def view_feedback(request, name):
me = Student.from_request(request)
# First, try to get the challenge.
try: challenge = Challenge.objects.get(slug=name)
except exceptions.ObjectDoesNotExist: raise Http404()
# Now get all of the SOSses related to this user and challenge.
feedback = SOS.objects.filter(challenge=challenge, student=me)
# Mark feedback as helpful or not.
if "helpful" in request.GET or "unhelpful" in request.GET:
helpful = True
if "unhelpful" in request.GET: helpful = False
f_id = request.GET["helpful" if helpful else "unhelpful"]
if f_id.isdigit():
try:
f = Feedback.objects.get(id=int(f_id))
if f.sos in feedback and f.helpful is None:
f.helpful = helpful
f.save()
LogEntry.log(request, "Marked as %shelpful"%("" if helpful else "un"))
except exceptions.ObjectDoesNotExist:
LogEntry.log(request, "Feedback voting naughtiness.")
return render(request, "feedback.html", {'challenge': challenge,
'feedback': feedback})
def view_feedback(request, name):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
# First, try to get the challenge.
try: challenge = Challenge.objects.get(slug=name)
except exceptions.ObjectDoesNotExist: raise Http404()
# Now get all of the SOSses related to this user and challenge.
feedback = SOS.objects.filter(challenge=challenge, student=me)
# Mark feedback as helpful or not.
if "helpful" in request.GET or "unhelpful" in request.GET:
helpful = True
if "unhelpful" in request.GET: helpful = False
f_id = request.GET["helpful" if helpful else "unhelpful"]
if f_id.isdigit():
f = Feedback.objects.get(id=int(f_id))
if f.sos in feedback and f.helpful is None:
f.helpful = helpful
f.save()
if helpful:
f.author.award_xp(50)
me.award_xp(5)
LogEntry.log(request, "Marked as %shelpful"%("" if helpful else "un"))
return render(request, "feedback.html", {'challenge': challenge,
'feedback': feedback})
def user_profile(request, username):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
try: student = Student.objects.get( user=User.objects.get(username=username) )
except: return redirect("user_list")
# If we are doing a POST, then let's affect the output a bit.
form = ProfileEditForm( {"bio": me.bio, "twitter": me.twitter, "email": me.public_email} )
if request.method == "POST":
form = ProfileEditForm(request.POST)
if form.is_valid():
data = form.cleaned_data
me.bio = data["bio"]
me.public_email = data["email"]
me.twitter = data["twitter"]
me.save()
return redirect( "profile", username=me.username )
else:
request.session["alerts"].append(("alert-error",
"There were some issues with your profile update."))
for e in form.non_field_errors():
alerts.append( ("alert-error", e ) )
# Render the magic.
projects = list(me.owns.all())+list(me.works_on.all())
return render(request, "user_profile.html", {"student": student,
"collaborators": student.collaborators(),
"projects": projects,
"form": form,
'alerts': request.session.pop('alerts', []) } )
def view_board(request, category):
me = Student.from_request(request)
# First, try to get the board.
try: board = DiscussionBoard.objects.get(slug=category)
except exceptions.ObjectDoesNotExist: raise Http404()
if not board.can_read(me): raise Http404()
# Get the page number!
page = 0
pagination = 50
if "page" in request.GET and request.GET["page"].isdigit():
page = max(0,int(request.GET["page"])-1)
# If this is a POST, we are creating a new topic. Redirect when finished.
if request.method == "POST":
if board.can_write(me):
content = str(request.POST.get("content"))
title = content[:100]+"..."
if "title" in request.POST:
title = request.POST["title"]
t = DiscussionTopic()
t.author = me
t.board = board
t.title = title
t.save()
p = DiscussionPost()
p.topic = t
p.author = me
p.content = content
p.save()
return redirect( "thread", category=board.slug, thread=t.id )
else:
return redirect( "board", category=board.slug )
# Get all of the topics, along with the last person who commented on them
# and when that was.
topic_tuples = []
topics = DiscussionTopic.objects.filter(board=board)
if not me.ta:
topics = topics.filter(hidden=False)
for t in topics[pagination*page:pagination*(page+1)]:
posts = DiscussionPost.objects.filter(topic=t, hidden=False).order_by("-timestamp")
count = len(posts)
new = False
if count == 0: posts = [None]
else: new = ( posts[0].timestamp > me.unread_since )
topic_tuples.append( (t,count,posts[0],new) )
return render( request, "forum_topics.html", {'board': board,
'topics': topic_tuples,
'alerts': request.session.pop('alerts', []),
'page': page+1,
'pages': (len(topic_tuples)/pagination)+1,
'can_write': board.can_write(me) } )
def view_board(request, name):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
# First, try to get the board.
try: board = DiscussionBoard.objects.get(slug=name)
except exceptions.ObjectDoesNotExist: raise Http404()
if board.restricted > me.level: raise Http404()
# Get the page number!
page = 0
pagination = 200
if "page" in request.GET and request.GET["page"].isdigit():
page = max(0,int(request.GET["page"])-1)
# If this is a POST, we are creating a new topic. Redirect when finished.
if request.method == "POST" and (me.level >= board.wrestricted or me.ta):
content = str(request.POST.get("content"))
title = content[:100]+"..."
if "title" in request.POST:
title = request.POST["title"]
t = DiscussionTopic()
t.author = me
t.board = board
t.title = title
t.save()
p = DiscussionPost()
p.topic = t
p.author = me
p.content = content
p.save()
return redirect( "thread", name=board.slug, thread=t.id )
# Get all of the topics, along with the last person who commented on them
# and when that was.
topic_tuples = []
for t in DiscussionTopic.objects.filter(hidden=False, board=board)[pagination*page:pagination*(page+1)]:
posts = DiscussionPost.objects.filter(topic=t, hidden=False).order_by("-timestamp")
count = len(posts)
new = False
if count == 0: posts = [None]
else: new = ( posts[0].timestamp > me.last_login )
topic_tuples.append( (t,count,posts[0],new) )
return render( request, "forum_topics.html", {'board': board,
'topics': topic_tuples,
'student': me,
'alerts': request.session.pop('alerts', []),
'page': page+1,
'pages': (len(topic_tuples)/pagination)+1 } )
def handle_login(request):
me = Student.from_request(request)
if me:
request.session["alerts"].append(("alert-error","You are already logged in!"))
return redirect("index")
request.session["secret_state"] = str(random.randint(100000000,999999999))
return redirect("https://github.com/login/oauth/authorize?client_id=%s&state=%s&scope=user:email"%
(settings.GITHUB_ID, request.session["secret_state"]))
def view_thread(request, name, thread):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
# First, try to get the challenge, then thread.
try:
board = DiscussionBoard.objects.get(slug=name)
topic = DiscussionTopic.objects.get(id=thread, board=board)
except exceptions.ObjectDoesNotExist: raise Http404()
if not me.ta and (topic.hidden or board.restricted > me.level): raise Http404()
# If this is a POST, we are either replying to someone or we are voting.
# Manage permissions respectively and redirect.
if request.method == "POST":
if "thread" in request.POST and (me.level >= board.wrestricted or me.ta):
p = DiscussionPost()
p.topic = topic
p.author = me
p.content = str(request.POST.get("content"))
p.save()
topic.save()
elif "upvote" in request.POST or "downvote" in request.POST:
upvote = True
if "downvote" in request.POST: upvote = False
p_id = request.POST["upvote" if upvote else "downvote"]
if p_id.isdigit() and (me.modpoints > 0 or me.ta):
p = DiscussionPost.objects.get(id=int(p_id))
if upvote: p.upvotes += 1
else: p.downvotes += 1
request.session["alerts"].append(("alert-success","Post %s."%("upvoted" if upvote else "downvoted")))
LogEntry.log(request, "Thread %s"%("upvoted" if upvote else "downvoted"))
p.save()
me.modpoints -= 1
me.award_xp(1)
me.save()
return redirect( "thread", name=board.slug, thread=topic.id )
# Get all of the posts. Start on the last page by default.
pagination = 20
posts = DiscussionPost.objects.filter(hidden=False, topic=topic)
pages = (len(posts)/pagination)+1
page = pages-1
if "page" in request.GET and request.GET["page"].isdigit():
page = max(0,int(request.GET["page"])-1)
return render( request, "forum_thread.html", {'board': board,
'topic': topic,
'student': me,
'posts': posts[pagination*page:pagination*(page+1)],
'alerts': request.session.pop('alerts', []),
'page': page+1,
'pages': pages })
def handle_logout(request):
me = Student.from_request(request)
if me:
logout(request)
if "alerts" not in request.session: request.session["alerts"] = []
request.session["alerts"].append(("alert-success","Successfully logged out - come back soon!"))
return redirect("index")
else:
request.session["alerts"].append(("alert-error","You're already logged out!"))
return redirect("index")
def view_stage(request, world, stage):
try: student = Student.from_request(request)
except exceptions.ObjectDoesNotExist: return HttpResponse("Redirect to login")
here = get_stage(world, stage)
go = "lesson"
# if in challenge-first group: go = "challenge"
# If there is only one choice, then go to that one.
if not here.lesson and here.challenge: go = "challenge"
if not here.challenge and here.lesson: go = "lesson"
return redirect( go, world = world, stage = stage )
def view_lesson(request, world, stage):
try: student = Student.from_request(request)
except exceptions.ObjectDoesNotExist: return HttpResponse("Redirect to login")
here = get_stage(world, stage)
if not here.lesson:
if here.challenge: return redirect( "challenge", world = world, stage = stage )
else: raise Http404()
#TODO log this as read.
return render( request, "lessons_lesson.html", {'world': here.world,
'stage': here } )
def view_thread(request, category, thread):
me = Student.from_request(request)
# First, try to get the challenge, then thread.
try:
board = DiscussionBoard.objects.get(slug=category)
topic = DiscussionTopic.objects.get(id=thread, board=board)
except exceptions.ObjectDoesNotExist: raise Http404()
if not board.can_read(me): raise Http404()
# If this is a POST, we are either replying to someone or we are voting.
# Manage permissions respectively and redirect.
if request.method == "POST":
if "hide" in request.POST and me.ta:
try:
p = DiscussionPost.objects.get(id=int(request.POST["hide"]))
p.hidden = not p.hidden
p.save()
except: pass
elif "topic" in request.POST and me.ta:
if "lock" == request.POST.get("topic"):
topic.locked = not topic.locked
if "hide" == request.POST.get("topic"):
topic.hidden = not topic.hidden
topic.save()
elif "content" in request.POST and board.can_write(me) and (not topic.locked):
p = DiscussionPost()
p.topic = topic
p.author = me
p.content = str(request.POST.get("content"))
p.save()
topic.save()
return redirect( "thread", category=board.slug, thread=topic.id )
# Get all of the posts. Start on the last page by default.
pagination = 20
posts = DiscussionPost.objects.filter(topic=topic)
if not me.ta:
post = posts.filter(hidden=False)
pages = (len(posts)/pagination)+1
page = pages-1
if "page" in request.GET and request.GET["page"].isdigit():
page = max(0,int(request.GET["page"])-1)
return render( request, "forum_thread.html", {'board': board,
'topic': topic,
'posts': posts[pagination*page:pagination*(page+1)],
'alerts': request.session.pop('alerts', []),
'page': page+1,
'pages': pages,
'can_write': board.can_write(me) })
def create_demo_user(request):
me = Student.from_request(request)
if not settings.DEMO_MODE:
request.session["alerts"].append(("alert-error","Demo users are not enabled at this time."))
return redirect("index")
username = "******"%len(Student.objects.all())
user = User.objects.create_user(username, username+"@example.com", str(random.randint(100000000,999999999)))
user.save()
student = Student(user=user)
student.save()
user.backend = 'django.contrib.auth.backends.ModelBackend'
login(request, user)
return redirect("index")
def sign_out(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if me:
logout(request)
if "alerts" not in request.session: request.session["alerts"] = []
request.session["alerts"].append( ("alert-success",
"You have successfully signed out.") )
return redirect("index")
else:
request.session["alerts"].append( ("alert-success",
"You are already signed out.") )
return redirect("sign-in")
def project_list(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# Retrieve GET parameters.
filt = request.GET.get("filter")
page = request.GET.get("page")
if page and page.isdigit(): page = max(0, int(page) - 1)
else: page = 0
pagination = 50
# If we get a POST request, we create a new project.
if request.method == "POST":
name = str(request.POST.get("name"))
if len(Project.objects.filter(name="name")) > 0:
request.session["alerts"].append(
("alert-error", """A project with that name already
exists. Please choose a different
name."""))
return redirect("project_list")
else:
p = Project()
p.name = name
p.owner = me
p.save()
return redirect("project", id=p.id)
# Filter the project list based on the GET filter parameter.
project_list = []
if filt == "watch": project_list = list(me.watches.all())
elif filt == "all": project_list = list(Project.objects.all())
else:
project_list = list(me.owns.all()) + list(me.works_on.all())
filt = "mine"
project_list = project_list[page * pagination:(page + 1) * pagination]
# TODO: Create the spotlight.
return render(
request, "project_list.html", {
'projects': project_list,
'alerts': request.session.pop('alerts', []),
'page': page + 1,
'pages': (len(project_list) / pagination) + 1,
'filter': filt
})
def project_list(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
# Retrieve GET parameters.
filt = request.GET.get("filter")
page = request.GET.get("page")
if page and page.isdigit(): page = max(0, int(page)-1)
else: page = 0
pagination = 50
# If we get a POST request, we create a new project.
if request.method == "POST":
name = str(request.POST.get("name"))
if len(Project.objects.filter(name="name")) > 0:
request.session["alerts"].append(("alert-error",
"""A project with that name already
exists. Please choose a different
name."""))
return redirect("project_list")
else:
p = Project()
p.name = name
p.owner = me
p.save()
return redirect("project", id=p.id)
# Filter the project list based on the GET filter parameter.
project_list = []
if filt == "watch": project_list = list(me.watches.all())
elif filt == "all": project_list = list(Project.objects.all())
else:
project_list = list(me.owns.all()) + list(me.works_on.all())
filt = "mine"
project_list = project_list[page*pagination:(page+1)*pagination]
# TODO: Create the spotlight.
return render( request, "project_list.html", {'projects':project_list,
'alerts': request.session.pop('alerts', []),
'page': page+1,
'pages': (len(project_list)/pagination)+1,
'filter': filt } )
def view_index(request):
me = Student.from_request(request)
if me and me.banned:
logout(request)
if "alerts" not in request.session: request.session["alerts"] = []
request.session["alerts"].append(("alert-error","""This account has
been suspended. If you believe this
is in error, please contact the site
administrator."""))
return redirect("index")
elif me and not me.agreed: return redirect("terms")
elif me: return view_dashboard(request, me)
return render(request,
"index.html",
{'alerts': request.session.pop('alerts', []) })
def view_challenge(request, world, stage):
try: student = Student.from_request(request)
except exceptions.ObjectDoesNotExist: return HttpResponse("Redirect to login")
here = get_stage(world, stage)
if not here.challenge:
if here.lesson: return redirect( "lesson", world = world, stage = stage )
else: raise Http404()
# TODO log the view
# These are all of the types of challenges.
c = here.challenge
if hasattr(c, "quizchallenge"): return view_quizchallenge(request,
world,
stage,
c.quizchallenge)
raise Http404()
def board_list(request):
me = Student.from_request(request)
# Get all of the boards that this student can read. Store them in the
# board_pairs where they are paired with the number of new posts since their
# last visit.
board_triplets = []
boards = DiscussionBoard.objects.all()
for b in boards:
if b.can_read(me):
last_posts = b.discussiontopic_set.exclude(hidden=True)
new_posts = len( last_posts.filter(last_active__gte=me.unread_since) )
if len(last_posts) == 0: last_posts = [None]
visible = False
board_triplets.append( (b, last_posts[0], new_posts) )
return render( request, "forums.html", {'boards': board_triplets,
'alerts': request.session.pop('alerts', []) })
def terms_of_use(request):
me = Student.from_request(request)
# A POST request means that the user has agreed to the terms of use.
if request.method == "POST" and me:
me.agreed = True
me.save()
request.session["alerts"].append(("alert-success","Thanks! Welcome to #8bitmooc!"))
return redirect("index")
# If they've already agreed, let them know.
if me and me.agreed:
request.session["alerts"].append(("alert-success","You have already agreed to the terms of use."))
# Render the page.
return render(request,
"terms_of_use.html",
{'alerts': request.session.pop('alerts', []) })
def sign_up(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if me: return redirect("index")
form = RegistrationForm()
if request.method == 'POST':
form = RegistrationForm(request.POST)
if form.is_valid():
data = form.cleaned_data
u = User.objects.create_user(data['username'], data['email'], data['password1'])
u.is_active = False
u.is_admin = False
u.save()
request.session["alerts"].append(("alert-success",
"Please check your e-mail for your verification link."))
#TODO move this email to a file so that it's not so darn ugly.
email = """
Howdy, %s!
You're almost all set for #8bitmooc - all that's left is to verify your
e-mail address. Please click on the following link to activate your
account!
http://%s/sign-up?username=%s&key=%s
"""%(u.username, settings.SITE_URL, u.username,
hashlib.sha256(u.username+settings.REGISTER_SALT).hexdigest())
# Send an alert email to this individual.
send_mail('[8bitmooc] Account Registration', email, '*****@*****.**',
[u.email], fail_silently=True)
return redirect("sign-in")
else:
request.session["alerts"].append(("alert-failure",
"There was an issue registering your account."))
for e in form.non_field_errors():
alerts.append( ("alert-error", e ) )
return render( request, "sign-up.html", { "form":form,
'alerts': request.session.pop('alerts', []) } )
else:
return render(request, 'sign-up.html', {"form":form,
'alerts': request.session.pop('alerts', []) })
def do_playground(request):
code = request.POST["code"]
a = Assembler()
rom, errors = a.assemble(code)
# Save this in the database.
ACR = AssemblyChallengeResponse()
try:
ACR.student = Student.from_request(request)
except exceptions.ObjectDoesNotExist:
pass
ACR.code = code
ACR.save()
# Either run the game in the browser or download it.
request.session["rom"] = rom
if "run" in request.POST or len(errors) > 0:
return render(request, "assembler_playground.html", {"source_code": request.POST["code"], "errors": errors})
else:
return get_rom(request)
def view_badge(request, badge):
# If the badge doesn't exist, take the user to the list.
try: badge = Badge.objects.get(shortname=badge)
except exceptions.ObjectDoesNotExist: return redirect( "badge_list" )
# Determine if the User has the badge.
try: awarded = True if badge.held_by(Student.from_request(request)) else False
except exceptions.ObjectDoesNotExist: awarded = False
# To embed the add-to-backpack button in your model, use the following
# script: be sure you check to see if the user is authenticated.
# <script src="http://beta.openbadges.org/issuer.js"></script>
# <script type="text/javascript">
# OpenBadges.issue(["{{ domain }}{% url badge_assert user=user.username badge=badge.shortname %}"],function(errors, successes) {});
# </script>
return render( request, "badge_details.html", {"badge":badge,
"awarded":awarded,
"domain":ISSUER_DOMAIN} )
def search(request):
me = Student.from_request(request)
LogEntry.log(request, "search for %s"%request)
if "query" not in request.GET:
return redirect("index")
query = request.GET["query"]
# Filter!
pages = Page.objects.filter(content__icontains=query)
results = []
for p in pages:
i = p.content.lower().index(query.lower())
results.append( (p.name,"..."+p.content[max(0,i-50):min(len(p.content),i+50)]+"...") )
# TODO search through forum posts
return render(request,
"search.html",
{'results': results,
'query': query,
'alerts': request.session.pop('alerts', []) })
def user_profile(request, username):
try: student = User.objects.get(username=username).student
except exceptions.ObjectDoesNotExist:
request.session["alerts"].append(("alert-error","That user does not exist."))
return redirect("index")
me = Student.from_request(request)
if request.method == "POST":
if me.ta and "ban" in request.POST:
student.banned = not student.banned
student.agreed = False
student.save()
return redirect("profile", username=username)
return render(request,
"profile.html",
{'student': student,
'challenges': Challenge.show_for(student),
'published': CodeSubmission.objects.filter(published__gt=0, student=student).order_by('-timestamp'),
'alerts': request.session.pop('alerts', []) })
def world_map(request, world):
try: student = Student.from_request(request)
except exceptions.ObjectDoesNotExist: return HttpResponse("Redirect to login")
try: world = World.objects.get(shortname=world)
except exceptions.ObjectDoesNotExist: raise Http404()
# Here, we go through all of the stages and find out which ones we can see,
# which one we can load, and which ones we've completed.
stages = []
completed = student.stage_set.all()
for s in world.stage_set.all():
available = True
for p in s.prereqs.all():
if p not in completed:
available = False
if available or (not s.hidden):
stages.append( ( s, available, s in completed ) )
return render( request, 'lessons_map.html', {'world': world,
'stage_list': stages} )
def board_list(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
# Get all of the boards that this student can read. Store them in the
# board_pairs where they are paired with the number of new posts since their
# last visit.
board_triplets = []
boards = DiscussionBoard.objects.all()
if not me.ta: boards = boards.filter(restricted__lte=me.level)
for b in boards:
last_posts = b.discussiontopic_set.exclude(hidden=True)
new_posts = len( last_posts.filter(last_active__gte=me.last_login) )
if len(last_posts) == 0: last_posts = [None]
board_triplets.append( (b, last_posts[0], new_posts) )
return render( request, "forums.html", {'boards': board_triplets,
'alerts': request.session.pop('alerts', []) })
def user_list(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(("alert-error","Please sign in first."))
return redirect("sign-in")
# Get all of the GET parameters.
filt = request.GET.get("filter")
page = request.GET.get("page")
if page and page.isdigit(): page = max(0, int(page)-1)
else: page = 0
pagination = 99
# Get the students
student_list = []
if filt == "teachers":
student_list += list(Student.objects.filter(ta=True).order_by("-level","-xp"))
elif filt == "collab":
student_list += list(me.collaborators())
elif filt == "blocked":
student_list += list(me.student_set.all())
else:
student_list += list(Student.objects.all().order_by("-level","-xp"))
filt = "all"
# Break the students into three columns
l1,l2,l3 = [],[],[]
for s in student_list[pagination*page:pagination*(page+1)]:
if len(l2) > len(l3): l3.append(s)
elif len(l1) > len(l2): l2.append(s)
else: l1.append(s)
return render(request, "user_list.html", {"user_columns": (l1,l2,l3),
"page": page+1,
'pages': (len(student_list)/pagination)+1,
"filter": filt } )
def view_feedback(request, name):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# First, try to get the challenge.
try:
challenge = Challenge.objects.get(slug=name)
except exceptions.ObjectDoesNotExist:
raise Http404()
# Now get all of the SOSses related to this user and challenge.
feedback = SOS.objects.filter(challenge=challenge, student=me)
# Mark feedback as helpful or not.
if "helpful" in request.GET or "unhelpful" in request.GET:
helpful = True
if "unhelpful" in request.GET: helpful = False
f_id = request.GET["helpful" if helpful else "unhelpful"]
if f_id.isdigit():
f = Feedback.objects.get(id=int(f_id))
if f.sos in feedback and f.helpful is None:
f.helpful = helpful
f.save()
if helpful:
f.author.award_xp(50)
me.award_xp(5)
LogEntry.log(request,
"Marked as %shelpful" % ("" if helpful else "un"))
return render(request, "feedback.html", {
'challenge': challenge,
'feedback': feedback
})
def view_playground(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
# Compile the code and save it in the database.
good = False
if request.method == "POST":
code = request.POST.get("code") if "code" in request.POST else ""
# Save this in the database whether it compiles or not.
CR = ChallengeResponse()
CR.student = me
CR.code = code
CR.save()
good = assembler.assemble_and_store(request, "playground", code)
if "download" in request.POST and good:
return redirect("rom")
else:
return redirect("playground")
# Render the page.
code = "; put default code here one day"
if 'code' in request.POST: code = request.POST['code']
elif 'source' in request.GET:
try:
code = Game.objects.get(id=int(request.GET['source'])).code
except:
pass
elif me:
subs = ChallengeResponse.objects.filter(
student=me).order_by('-timestamp')
if len(subs) > 0: code = subs[0].code
return render(request, "playground.html", {
'alerts': request.session.pop('alerts', []),
'code': code
})
def board_list(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# Get all of the boards that this student can read. Store them in the
# board_pairs where they are paired with the number of new posts since their
# last visit.
board_triplets = []
boards = DiscussionBoard.objects.all()
if not me.ta: boards = boards.filter(restricted__lte=me.level)
for b in boards:
last_posts = b.discussiontopic_set.exclude(hidden=True)
new_posts = len(last_posts.filter(last_active__gte=me.last_login))
if len(last_posts) == 0: last_posts = [None]
board_triplets.append((b, last_posts[0], new_posts))
return render(request, "forums.html", {
'boards': board_triplets,
'alerts': request.session.pop('alerts', [])
})
def challenge_list(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# Get GET parameters, pagination and filters
filt = request.GET.get("filter")
page = request.GET.get("page")
if page and page.isdigit(): page = max(0, int(page) - 1)
else: page = 0
pagination = 20 #not used
# First get all of the challenges that match the user's level. Then create
# a challenge list tuple that contains the challenge, whether the challenge
# has been successfully completed, the records for size and speed, and the
# number of SOSses.
challenge_list = []
complete_set = me.challenge_set.all()
for c in Challenge.objects.filter(difficulty__lte=me.level):
if c in complete_set or (not c.expired and
(not c.prereq or c.prereq in complete_set)):
complete = c in complete_set
size = 0
speed = 0
size_complete = False
speed_complete = False
best_size, best_speed = None, None
my_size, my_speed = None, None
if complete:
records = ChallengeResponse.objects.filter(
challenge=c, is_correct=True).order_by('-rom_size')
if len(records) > 0:
best_size = records[0].rom_size
records = records.order_by('-runtime')
best_speed = records[0].runtime
records = records.filter(student=me).order_by('-rom_size')
if len(records) > 0:
my_size = records[0].rom_size
records = records.order_by('-runtime')
my_speed = records[0].runtime
sos = len(
SOS.objects.filter(active=True,
challenge=c).exclude(student=me))
challenge_list.append((c, complete, my_size, my_size == best_size,
my_speed, my_speed == best_speed, sos))
# Filter challenges.
filtered_list = []
if filt == "all":
filtered_list = challenge_list
elif filt == "size":
filtered_list = [c for c in challenge_list if not c[3]]
elif filt == "speed":
filtered_list = [c for c in challenge_list if not c[5]]
elif filt == "sos":
filtered_list = [c for c in challenge_list if c[6]]
else:
filtered_list = [c for c in challenge_list if not c[1]]
filt = "incomplete"
# Break the challenges into two columns. If we decide to do pagination, do it
# here.
l1, l2 = [], []
for c in filtered_list:
if len(l1) > len(l2): l2.append(c)
else: l1.append(c)
return render(
request, "challenge_list.html", {
'challenge_columns': (l1, l2),
'alerts': request.session.pop('alerts', []),
'filter': filt
})
def view_project(request, id):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# Make sure the game exists and we are allowed to see it.
try:
project = Project.objects.get(id=id)
except exceptions.ObjectDoesNotExist:
return redirect("project_list")
# If we have a POST request, then we need to save the changes we make.
# We need to come up with a way to improve working together on projects.
is_owner = (me == project.owner)
can_edit = (is_owner or me in project.team.all())
if request.method == "POST":
if can_edit:
old_code = project.code
project.code = str(request.POST.get("code"))
commit = ProjectCommit()
commit.author = me
commit.project = project
commit.diff = ""
for d in difflib.unified_diff(old_code.splitlines(),
project.code.splitlines()):
commit.diff += d + "\n"
commit.save()
try:
project.pattern = Pattern.objects.get(
name=request.POST.get("pattern"))
except exceptions.ObjectDoesNotExist:
project.pattern = None
project.save()
if "watch" in request.POST:
if request.POST[
"watch"] == "true" and me not in project.watched_by.all():
project.watched_by.add(me)
elif request.POST[
"watch"] == "false" and me in project.watched_by.all():
project.watched_by.remove(me)
project.save()
if "adduser" in request.POST and is_owner:
try:
newguy = Student.objects.get(user=User.objects.get(
username=request.POST.get("username")))
project.team.add(newguy)
project.save()
except exceptions.ObjectDoesNotExist:
request.session["alerts"].append((
"alert-error",
"Could not find the specifed user. Did you type it in wrong?"
))
if "removeuser" in request.POST and is_owner:
try:
newguy = Student.objects.get(user=User.objects.get(
username=request.POST.get("username")))
if newguy in project.team.all(): project.team.remove(newguy)
project.save()
except exceptions.ObjectDoesNotExist:
request.session["alerts"].append((
"alert-error",
"Could not find the specifed user. Did you type it in wrong?"
))
# Now compile, publish, and download, as specified.
good = assembler.assemble_and_store(request, slugify(project.name),
project.code, project.pattern)
if "download" in request.POST:
return redirect("rom")
elif "publish" in request.POST:
project.version += 1
project.save()
g = Game()
g.title = project.name + (" (version %d)" % project.version
if project.version > 1 else "")
g.code = project.code
g.pattern = project.pattern
g.description = str(request.POST.get("description"))
g.save()
g.authors.add(project.owner)
for t in project.team.all():
g.authors.add(t)
g.save()
return redirect("play", id=g.id)
else:
return redirect("project", id=project.id)
# If we decided we wanted to download the code then we download it.
return render(
request, "project.html", {
'alerts': request.session.pop('alerts', []),
'project': project,
'patterns': Pattern.objects.all(),
'can_edit': can_edit
})
def sign_in(request):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if me: return redirect("index")
if request.method == "POST":
if request.POST.get("sign-up") == "sign-up": return redirect("sign-up")
elif "username" in request.POST and "password" in request.POST:
username = request.POST.get("username")
password = request.POST.get("password")
user = authenticate(username=username, password=password)
if user is not None:
if Student.objects.filter(user=user).exists():
login(request, user)
s = user.student
s.last_login = s.this_login
s.this_login = timezone.now()
if s.last_login is None:
s.last_login = s.this_login
if s.last_login.day != s.this_login.day:
s.modpoints = s.level
s.save()
return redirect("index")
else:
request.session["alerts"].append(("alert-error",
"""This account has not yet
been activated. Please check
your e-mail for the activation
link."""))
return redirect("sign-in")
else:
request.session["alerts"].append(("alert-error",
"""Incorrect username or
password."""))
return redirect("sign-in")
else: return redirect("sign-in")
elif "key" in request.GET and "username" in request.GET:
key = request.GET["key"]
username = request.GET["username"]
# Redirect to login if the user account does not exist or has already
# been activated.
try: user = User.objects.get(username=username)
except exceptions.ObjectDoesNotExist: return redirect("sign-in")
if Student.objects.filter(user=user).exists(): return redirect("sign-in")
# Verify the hash and redirect if it doesn't match.
if hashlib.sha256(username+settings.REGISTER_SALT).hexdigest() != key:
return redirect("sign-in")
# Assuming everything went well...
S = Student( user=user )
S.save()
user.is_active = True
user.save()
request.session["alerts"].append(("alert-success",
"""Verification successful! You may
now sign in!."""))
return render(request, "sign-in.html", {'alerts': request.session.pop('alerts', []) })
else:
return render(request, "sign-in.html", {'alerts': request.session.pop('alerts', []) })
def view_playground(request):
me = Student.from_request(request)
# Compile the code and save it in the database.
good = False
pattern = None
name = ""
if request.method == "POST":
try:
old = CodeSubmission.objects.filter(student=me, challenge=None).order_by("-timestamp")[0]
except:
old = None
# Get code from the POST request.
name = slugify(request.POST.get("name") if request.POST.get("name") else "untitled")[:32]
code = request.POST.get("code") if request.POST.get("code") else ""
try:
pattern = Pattern.objects.get(name=str(request.POST.get("pattern")))
except:
pattern = None
# Save this in the database whether it compiles or not.
CR = CodeSubmission()
CR.name = name
CR.student = me
CR.code = code
CR.pattern = pattern
CR.save()
good = assembler.assemble_and_store(request, name, code, pattern)
publish = False
if "publish" in request.POST and me and not me.banned and good:
publish = True
# Convert the last code submission into a diff image, but only save it
# if the diff is actually smaller than the full code.
if old and old.published == 0:
old.parent = CR
old_code = old.code
old.code = ""
for d in difflib.unified_diff(CR.code.splitlines(True), old_code.splitlines(True)):
old.code += d
if len(old.code) < len(old_code):
old.save()
# Redirect based on which button was clicked.
if publish:
CR.published = len(CodeSubmission.objects.filter(published__gt=0)) + 1
CR.save()
return redirect("playground")
elif "download" in request.POST and good:
return redirect("rom")
else:
return redirect("playground")
# Render the page.
code = ""
if "rom_code" in request.session:
code = request.session["rom_code"]
pattern = request.session.get("rom_pattern")
name = str(request.session.get("rom_name"))
elif me:
subs = CodeSubmission.objects.filter(student=me, challenge=None).order_by("-timestamp")
if len(subs) > 0:
code = subs[0].code
name = subs[0].name
# Get recently published games.
recent = CodeSubmission.objects.filter(published__gt=0).order_by("-timestamp")
return render(
request,
"playground.html",
{
"name": name,
"pattern": pattern,
"patterns": Pattern.objects.all(),
"code": code,
"recently_published": recent[:25],
"alerts": request.session.pop("alerts", []),
},
)
def view_board(request, name):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# First, try to get the board.
try:
board = DiscussionBoard.objects.get(slug=name)
except exceptions.ObjectDoesNotExist:
raise Http404()
if board.restricted > me.level: raise Http404()
# Get the page number!
page = 0
pagination = 200
if "page" in request.GET and request.GET["page"].isdigit():
page = max(0, int(request.GET["page"]) - 1)
# If this is a POST, we are creating a new topic. Redirect when finished.
if request.method == "POST" and (me.level >= board.wrestricted or me.ta):
content = str(request.POST.get("content"))
title = content[:100] + "..."
if "title" in request.POST:
title = request.POST["title"]
t = DiscussionTopic()
t.author = me
t.board = board
t.title = title
t.save()
p = DiscussionPost()
p.topic = t
p.author = me
p.content = content
p.save()
return redirect("thread", name=board.slug, thread=t.id)
# Get all of the topics, along with the last person who commented on them
# and when that was.
topic_tuples = []
for t in DiscussionTopic.objects.filter(
hidden=False,
board=board)[pagination * page:pagination * (page + 1)]:
posts = DiscussionPost.objects.filter(
topic=t, hidden=False).order_by("-timestamp")
count = len(posts)
new = False
if count == 0: posts = [None]
else: new = (posts[0].timestamp > me.last_login)
topic_tuples.append((t, count, posts[0], new))
return render(
request, "forum_topics.html", {
'board': board,
'topics': topic_tuples,
'student': me,
'alerts': request.session.pop('alerts', []),
'page': page + 1,
'pages': (len(topic_tuples) / pagination) + 1
})
def view_thread(request, name, thread):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# First, try to get the challenge, then thread.
try:
board = DiscussionBoard.objects.get(slug=name)
topic = DiscussionTopic.objects.get(id=thread, board=board)
except exceptions.ObjectDoesNotExist:
raise Http404()
if not me.ta and (topic.hidden or board.restricted > me.level):
raise Http404()
# If this is a POST, we are either replying to someone or we are voting.
# Manage permissions respectively and redirect.
if request.method == "POST":
if "thread" in request.POST and (me.level >= board.wrestricted
or me.ta):
p = DiscussionPost()
p.topic = topic
p.author = me
p.content = str(request.POST.get("content"))
p.save()
topic.save()
elif "upvote" in request.POST or "downvote" in request.POST:
upvote = True
if "downvote" in request.POST: upvote = False
p_id = request.POST["upvote" if upvote else "downvote"]
if p_id.isdigit() and (me.modpoints > 0 or me.ta):
p = DiscussionPost.objects.get(id=int(p_id))
if upvote: p.upvotes += 1
else: p.downvotes += 1
request.session["alerts"].append(
("alert-success",
"Post %s." % ("upvoted" if upvote else "downvoted")))
LogEntry.log(
request,
"Thread %s" % ("upvoted" if upvote else "downvoted"))
p.save()
me.modpoints -= 1
me.award_xp(1)
me.save()
return redirect("thread", name=board.slug, thread=topic.id)
# Get all of the posts. Start on the last page by default.
pagination = 20
posts = DiscussionPost.objects.filter(hidden=False, topic=topic)
pages = (len(posts) / pagination) + 1
page = pages - 1
if "page" in request.GET and request.GET["page"].isdigit():
page = max(0, int(request.GET["page"]) - 1)
return render(
request, "forum_thread.html", {
'board': board,
'topic': topic,
'student': me,
'posts': posts[pagination * page:pagination * (page + 1)],
'alerts': request.session.pop('alerts', []),
'page': page + 1,
'pages': pages
})
def view_challenge(request, name):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# First, try to get the challenge.
try:
challenge = Challenge.objects.get(slug=name)
except exceptions.ObjectDoesNotExist:
raise Http404()
feedback = len(SOS.objects.filter(challenge=challenge, student=me))
# Now make sure that the student can actually see the challenge before
# letting them look at it. They can see expired challenges, but can't
# submit to them.
if challenge.difficulty > me.level:
request.session["alerts"].append(
("alert-error", """You need to reach level %d before
you can attempt this challenge.""" %
challenge.difficulty))
return redirect("challenge_list")
if challenge.prereq and challenge.prereq not in me.challenge_set.all():
request.session["alerts"].append(
("alert-error", """You have not unlocked this challenge yet."""))
return redirect("challenge_list")
# If it was a POST request, then we'll take care of that now. This takes
# care of the side-effects and creates the challenge responses that will be
# handled below.
if request.method == "POST":
if challenge.autograde: do_asm_challenge(request, me, challenge)
elif challenge.is_jam: do_jam_challenge(request, me, challenge)
if "download" in request.POST:
good = True
for e in request.session['alerts']:
if e[0] == 'alert-error': good = False
if good: return redirect("rom")
else:
return redirect("challenge", name=challenge.slug)
# Display the correct challenge page depending on whether it's autograded
# or a URL.
if challenge.autograde:
code = ""
subs = ChallengeResponse.objects.filter(
student=me, challenge=challenge).order_by('-timestamp')
if len(subs) > 0: code = subs[0].code
# Get the record speeds and sizes for everything.
my_size, my_speed = None, None
best_size, best_speed = None, None
completed = False
records = ChallengeResponse.objects.filter(
challenge=challenge, is_correct=True).order_by('-rom_size')
if len(records) > 0:
best_size = records[0].rom_size
records = records.order_by('-runtime')
best_speed = records[0].runtime
records = records.filter(student=me).order_by('-rom_size')
if len(records) > 0:
my_size = records[0].rom_size
records = records.order_by('-runtime')
my_speed = records[0].runtime
completed = True
# Try to load up the best submissions by everyone.
return render(
request, "challenge_asm.html", {
'challenge': challenge,
'alerts': request.session.pop('alerts', []),
'code': code,
'my_size': my_size,
'my_speed': my_speed,
'best_size': best_size,
'best_speed': best_speed,
'completed': completed,
'badge_domain': settings.ISSUER_DOMAIN,
'feedback': feedback
})
elif challenge.is_jam:
# Grey out the submission if the student has already submitted a link for
# this challenge or if it's expired.
records = ChallengeResponse.objects.filter(challenge=challenge,
student=me)
url = ""
submit_ok = True
completed = me in challenge.completed_by.all()
if len(records) > 0:
url = records[0].code
if records[0].is_correct is not None: submit_ok = False
if challenge.expired: submit_ok = False
return render(
request, "challenge_jam.html", {
'challenge': challenge,
'alerts': request.session.pop('alerts', []),
'url': url,
'submit_ok': submit_ok,
'completed': completed,
'badge_domain': settings.ISSUER_DOMAIN,
'feedback': feedback
})
else:
completed = me in challenge.completed_by.all()
return render(
request, "challenge_other.html", {
'challenge': challenge,
'alerts': request.session.pop('alerts', []),
'completed': completed,
'badge_domain': settings.ISSUER_DOMAIN,
'feedback': feedback
})
def view_sos(request, name):
me = Student.from_request(request)
if "alerts" not in request.session: request.session["alerts"] = []
if not me:
request.session["alerts"].append(
("alert-error", "Please sign in first."))
return redirect("sign-in")
# First, try to get the challenge.
try:
challenge = Challenge.objects.get(slug=name)
except exceptions.ObjectDoesNotExist:
raise Http404()
if challenge not in me.challenge_set.all():
request.session["alerts"].append((
"alert-error",
"You must complete this challenge before you can respond to an SOS."
))
return redirect("challenge_list")
# If this is a POST request, we are responding.
if request.method == "POST":
if "id" in request.POST and request.POST["id"] == request.session.get(
"sos-id"):
target = SOS.objects.get(id=int(request.session.pop("sos-id")))
fb = Feedback()
fb.author = me
fb.sos = target
fb.content = str(request.POST.get("response"))
fb.confidence = True if request.POST.get("confident") else False
fb.good = True if request.POST.get("good") else False
fb.save()
if (len(target.feedback_set.all()) >= 3):
target.active = False
target.save()
request.session["alerts"].append(
("alert-success", """Thank you for helping your classmates
by participating in the SOS system!
(+10 XP)"""))
me.award_xp(10)
LogEntry.log(request, "SOS for %s" % (challenge.slug))
else:
request.session["alerts"].append(
("alert-error", """There was an error with your
SOS submission."""))
LogEntry.log(request, "Botched SOS job.")
return redirect("challenge_list")
# Now find out if there are any SOS requests.
all_sos = list(
SOS.objects.filter(active=True,
challenge=challenge).exclude(student=me))
if len(all_sos) == 0:
request.session["alerts"].append(
("alert-error",
"There are no active SOS requests for this challenge."))
return redirect("challenge_list")
# Now find an SOS to respond to. Make sure that we haven't already responded
# to it.
random.shuffle(all_sos)
target = None
while len(all_sos) > 0 and target is None:
x = all_sos.pop()
feedbacks = Feedback.objects.filter(sos=x, author=me)
if len(feedbacks) == 0:
target = x
if target is None:
request.session["alerts"].append((
"alert-error",
"You have already responded to all active SOS requests for this challenge!"
))
return redirect("challenge_list")
# Filtering is now over. Time to render.
request.session["sos-id"] = str(target.id)
if challenge.autograde:
assembler.assemble_and_store(request, "challenge",
target.submission.code, challenge.pattern,
challenge.preamble, challenge.postamble)
return render(
request, "sos_asm.html", {
'challenge': challenge,
'alerts': request.session.pop('alerts', []),
'sos': target
})
elif challenge.is_jam:
return redirect("challenge_list")
else:
return redirect("challenge_list")
def webchat(request):
me = Student.from_request(request)
LogEntry.log(request, "chat")
return render(request, "chat.html")