def users(request, user_id=None, course_id=None):
if user_id == None or user_id == "":
users = User.objects.all()
return render_to_response("activitytree/users.html", {"users": users}, context_instance=RequestContext(request))
elif course_id == None or course_id == "":
user = User.objects.get(pk=user_id)
cursos = user.activitytree_set.all()
return render_to_response(
"activitytree/user.html", {"user": user, "cursos": user}, context_instance=RequestContext(request)
)
else:
user = User.objects.get(pk=user_id)
# Gets the current navegation tree as HTML
root = None
try:
root = UserLearningActivity.objects.get(learning_activity__id=course_id, user=user_id)
except (ObjectDoesNotExist, IndexError) as e:
root = None
_XML = get_nav(root)
# Escape for javascript
XML = ET.tostring(_XML, "utf-8").replace('"', r"\"")
return render_to_response(
"activitytree/dashboard.html", {"user": user, "XML_NAV": XML}, context_instance=RequestContext(request)
)
def path_program(request, path_id, uri):
if request.user.is_authenticated():
s = SimpleSequencing()
try:
requested_activity = UserLearningActivity.objects.get(learning_activity__id=path_id, user=request.user)
except ObjectDoesNotExist as e:
return HttpResponseNotFound("<h1>Learning Activity not found</h1>")
root = None
try:
root = UserLearningActivity.objects.get(
learning_activity=requested_activity.learning_activity.get_root(), user=request.user
)
except (ObjectDoesNotExist, IndexError) as e:
return HttpResponseNotFound("<h1>Path not found</h1>")
if request.method == "GET":
# Exits last activity, and sets requested activity as current
# if choice_exit consider complete
_set_current(request, requested_activity, root, s)
# Gets the current navegation tree as XML
_XML = get_nav(root)
# Escape for javascript
XML = ET.tostring(_XML, "utf-8").replace('"', r"\"")
breadcrumbs = s.get_current_path(requested_activity)
program_quiz = Activity.get(requested_activity.learning_activity.uri)
rating_totals = LearningActivityRating.objects.filter(
learning_activity__uri=requested_activity.learning_activity.uri
).aggregate(Count("rating"), Avg("rating"))
if program_quiz["lang"] == "javascript":
template = "activitytree/programjs.html"
else:
template = "activitytree/program.html"
return render_to_response(
template,
{
"program_quiz": Activity.get(requested_activity.learning_activity.uri),
"activity_uri": requested_activity.learning_activity.uri,
"uri_id": "%s" % requested_activity.learning_activity.id,
"uri": requested_activity.learning_activity.uri,
"breadcrumbs": breadcrumbs,
"root": requested_activity.learning_activity.get_root().uri,
"root_id": "/%s" % requested_activity.learning_activity.get_root().id,
"XML_NAV": XML,
"rating_totals": rating_totals,
},
context_instance=RequestContext(request),
)
else:
return HttpResponseRedirect("/login/?next=%s" % request.path)
def dashboard(request, path_id):
if request.user.is_authenticated():
if request.method == "GET":
s = SimpleSequencing()
# First, the requested_activity exists??
# Gets the Learning Activity object from uri
requested_activity = None
try:
requested_activity = UserLearningActivity.objects.get(learning_activity__id=path_id, user=request.user)
except (ObjectDoesNotExist, IndexError) as e:
requested_activity = None
if not requested_activity:
return HttpResponseNotFound("<h1>Activity not found</h1>")
# Gets the root of the User Learning Activity
root = UserLearningActivity.objects.get(learning_activity_id=path_id, user=request.user)
# Exits last activity, and sets requested activity as current
# if choice_exit consider complete
_XML = get_nav(root)
# Escape for javascript
XML = ET.tostring(_XML, "utf-8").replace('"', r"\"") # navegation_tree = s.nav_to_html(nav)
return render_to_response(
"activitytree/dashboard.html",
{
"XML_NAV": XML,
"children": requested_activity.get_children(),
"uri": requested_activity.learning_activity.uri,
"root": requested_activity.learning_activity.get_root().uri,
"root": requested_activity.learning_activity.get_root().uri,
},
context_instance=RequestContext(request),
)
def path_test(request, path_id, uri):
if request.user.is_authenticated():
s = SimpleSequencing()
try:
requested_activity = UserLearningActivity.objects.get(learning_activity__id=path_id, user=request.user)
except ObjectDoesNotExist as e:
return HttpResponseNotFound("<h1>Learning Activity not found</h1>")
root = None
try:
root = UserLearningActivity.objects.get(
learning_activity=requested_activity.learning_activity.get_root(), user=request.user
)
except (ObjectDoesNotExist, IndexError) as e:
return HttpResponseNotFound("<h1>Path not found</h1>")
feedback = None
attempts_left = requested_activity.learning_activity.attempt_limit - requested_activity.num_attempts
if request.method == "GET":
# Exits last activity, and sets requested activity as current
# if choice_exit consider complete
_set_current(request, requested_activity, root, s, objective_status=None, progress_status=None)
elif request.method == "POST":
if "check" in request.POST and attempts_left:
# quiz = activities[requested_activity.learning_activity.uri]
quiz = Activity.get(requested_activity.learning_activity.uri)
feedback = _check_quiz(request.POST, quiz)
# Updates the current Learning Activity
objective_measure = float(feedback["total_correct"]) / len(quiz["questions"]) * 100
if feedback["total_correct"] >= quiz["satisfied_at_least"]:
objective_status = "satisfied"
else:
objective_status = "notSatisfied"
s.update(
requested_activity,
objective_status=objective_status,
objective_measure=objective_measure,
attempt=True,
)
attempts_left -= 1
# Gets the current navegation tree as HTML
_XML = get_nav(root)
# Escape for javascript
XML = ET.tostring(_XML, "utf-8").replace('"', r"\"") # navegation_tree = s.nav_to_html(nav)
rating_totals = LearningActivityRating.objects.filter(
learning_activity__uri=requested_activity.learning_activity.uri
).aggregate(Count("rating"), Avg("rating"))
breadcrumbs = s.get_current_path(requested_activity)
test = Activity.get(requested_activity.learning_activity.uri)
if feedback:
for q in test["questions"]:
if q["id"] in feedback:
q["feedback"] = feedback[q["id"]]
if q["interaction"] in ["choiceInteraction", "simpleChoice"]:
q["feedback_options"] = zip(
q["options"], feedback[q["id"]]["user_answer"], feedback[q["id"]]["checked"]
)
return render_to_response(
"activitytree/" + (requested_activity.learning_activity.uri).split("/")[1] + ".html",
{
"XML_NAV": XML,
"uri": requested_activity.learning_activity.uri,
"content": test,
"feedback": feedback,
"breadcrumbs": breadcrumbs,
"uri_id": "/%s" % requested_activity.learning_activity.id,
"attempt_limit": requested_activity.learning_activity.attempt_limit,
"num_attempts": requested_activity.num_attempts,
"attempts_left": attempts_left,
"root_id": "/%s" % requested_activity.learning_activity.get_root().id,
"root": requested_activity.learning_activity.get_root().uri,
},
context_instance=RequestContext(request),
)
else:
return HttpResponseRedirect("/login/?next=%s" % request.path)
def path_activity(request, path_id, uri):
learning_activity = None
try:
learning_activity = LearningActivity.objects.get(pk=path_id)
except ObjectDoesNotExist:
return HttpResponseNotFound("<h1>Learning Activity not found</h1>")
if request.user.is_authenticated():
root = None
s = SimpleSequencing()
requested_activity = None
if request.method == "GET":
try:
requested_activity = UserLearningActivity.objects.get(learning_activity__id=path_id, user=request.user)
except (ObjectDoesNotExist, IndexError) as e:
requested_activity = None
# The requested_activity was NOT FOUND
if not requested_activity: # The requested_activity was not found
# Maybe a
# 'start' REQUEST?
# if 'nav' in request.GET and request.GET['nav'] == 'start':
if learning_activity and learning_activity.root is None:
s.assignActivityTree(request.user, learning_activity)
requested_activity = UserLearningActivity.objects.get(
learning_activity__id=path_id, user=request.user
)
_set_current(request, requested_activity, requested_activity, s)
return HttpResponseRedirect("/%s%s" % (path_id, uri))
# If is not a root learning activity then sorry, not found
else:
return HttpResponseNotFound("<h1>Activity not found</h1>")
# Else NOT FOUND
# else:
# return HttpResponseNotFound('<h1>Activity not found</h1>')
# We have a valid requested_activity, lets handle OTHER NAVIGATION REQUEST
# Get root of activity tree
root = UserLearningActivity.objects.filter(
learning_activity=requested_activity.learning_activity.get_root(), user=request.user
)[0]
# 'continue' REQUEST?
if requested_activity.is_root() and "nav" in request.GET and request.GET["nav"] == "continue":
current_activity = s.get_current(requested_activity)
if current_activity:
requested_activity = current_activity
return HttpResponseRedirect(
"/%s%s" % (requested_activity.learning_activity.id, requested_activity.learning_activity.uri)
)
else:
_set_current(request, requested_activity, root, s, objective_status=None, progress_status=None)
# Else is a
# 'choice' REQUEST
else:
_set_current(request, requested_activity, root, s)
if request.method == "POST" and "nav_event" in request.POST:
# Get root of activity tree
root = None
try:
root = UserLearningActivity.objects.get(learning_activity__id=path_id, user=request.user)
except (ObjectDoesNotExist, IndexError) as e:
root = None
if not root or not root.is_root():
return HttpResponseNotFound("<h1>Activity not found</h1>")
current_activity = s.get_current(root)
if current_activity.learning_activity.choice_exit:
objective_status = "satisfied"
progress_status = "complete"
else:
progress_status = None
objective_status = None
# 'next' REQUEST
if request.POST["nav_event"] == "next":
# Go TO NEXT ACTIVITY
s.exit(current_activity, progress_status=progress_status, objective_status=objective_status)
next_uri = s.get_next(root, current_activity)
# 'prev' REQUEST
elif request.POST["nav_event"] == "prev":
# Go TO PREV ACTIVITY
s.exit(current_activity, progress_status=progress_status, objective_status=objective_status)
next_uri = s.get_prev(root, current_activity)
# No more activities ?
if next_uri is None:
return HttpResponseRedirect("/%s%s" % (root.learning_activity.id, root.learning_activity.uri))
else:
next_activity = UserLearningActivity.objects.get(learning_activity__id=next_uri, user=request.user)
return HttpResponseRedirect(
"/%s%s" % (next_activity.learning_activity.id, next_activity.learning_activity.uri)
)
_XML = get_nav(root)
# Escape for javascript
XML = ET.tostring(_XML, "utf-8").replace('"', r"\"")
breadcrumbs = s.get_current_path(requested_activity)
rating_totals = LearningActivityRating.objects.filter(
learning_activity__uri=requested_activity.learning_activity.uri
).aggregate(Count("rating"), Avg("rating"))
activity_content = Activity.get(requested_activity.learning_activity.uri)
if activity_content and "content" in activity_content:
content = activity_content["content"]
else:
content = ""
update_pool(requested_activity.learning_activity.uri)
if (requested_activity.learning_activity.uri).split("/")[2] == "video":
return render_to_response(
"activitytree/video.html",
{
"XML_NAV": XML,
"uri": requested_activity.learning_activity.uri,
"uri_id": requested_activity.learning_activity.id,
"video": activity_content,
"breadcrumbs": breadcrumbs,
"root": requested_activity.learning_activity.get_root().uri,
"root_id": "/%s" % requested_activity.learning_activity.get_root().id,
"rating_totals": rating_totals,
},
context_instance=RequestContext(request),
)
elif requested_activity.learning_activity.is_container:
return render_to_response(
"activitytree/container.html",
{
"XML_NAV": XML,
"children": requested_activity.get_children(),
"uri": requested_activity.learning_activity.uri,
"uri_id": "/%s" % requested_activity.learning_activity.id,
"content": content,
"root": requested_activity.learning_activity.get_root().uri,
"root_id": "/%s" % requested_activity.learning_activity.get_root().id,
"breadcrumbs": breadcrumbs,
},
context_instance=RequestContext(request),
)
else:
return render_to_response(
"activitytree/activity.html",
{
"XML_NAV": XML,
"uri": requested_activity.learning_activity.uri,
"uri_id": "/%s" % requested_activity.learning_activity.id,
"content": content,
"root": requested_activity.learning_activity.get_root().uri,
"root_id": "/%s" % requested_activity.learning_activity.get_root().id,
"breadcrumbs": breadcrumbs,
"rating_totals": rating_totals,
},
context_instance=RequestContext(request),
)
else:
return HttpResponseRedirect("/login/?next=%s" % request.path)
