def create_new_apptour(post_text):
if post_text.get("tour").get("status") == "incomplete":
print("saving new tour")
else:
print("creating new tour")
tour = Tour(
tour_name=post_text.get("tour").get("tour_name"),
status=post_text.get("tour").get("status"),
tour_description=post_text.get("tour").get("tour_description"),
tour_groups=transform_tour_groups_field(post_text.get("tour").get("tour_groups")),
tour_image=post_text.get("tour").get("tour_image"),
tour_create_date=datetime.now()
)
tour.save(force_insert=True)
connect_apptour_to_users(tour_id=tour.id)
for step in post_text.get("steps"):
step = Step(
placement=step.get('placement'),
title=step.get('title'),
element=step.get('element'),
content=step.get('content'),
path=step.get('path'),
order=step.get('order'),
tour=tour
)
step.save(force_insert=True)
def iterate(self):
self.move_particles()
self.set_pbest()
self.set_gbest()
self.best = Tour(0, self.cost_map)
solution = np.argsort(np.argsort(self.gbest_position))
for i in solution:
self.best.add(i)
def tour_insert(self, request):
if request.from_datastore:
my_quote = request
else:
my_quote = Tour(sculpture_list=request.sculpture_list, description=request.description)
my_quote.put()
return my_quote
def get_tour(self):
if self._tour:
return self._tour
tour = Tour(0, self.cost_map)
solution = np.argsort(np.argsort(self.position))
for i in solution:
tour.add(i)
self._tour = tour
return tour
class ParticleSwarmOptimization(Algorithm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
total_cities = len(self.cities)
self.particles = [
Particle(total_cities, self.cost_map)
for _ in range(number_particles)
]
self.gbest_value = float('inf')
self.gbest_position = None
self.set_pbest()
self.set_gbest()
def set_pbest(self):
for particle in self.particles:
fitness_cadidate = particle.get_tour().cost
if fitness_cadidate < particle.pbest_value:
particle.pbest_value = fitness_cadidate
particle.pbest_position = deepcopy(particle.position)
def set_gbest(self):
for particle in self.particles:
best_fitness_cadidate = particle.get_tour().cost
if best_fitness_cadidate < self.gbest_value:
self.gbest_value = particle.get_tour().cost
self.gbest_position = deepcopy(particle.position)
def move_particles(self):
for particle in self.particles:
new_velocity = (W * particle.velocity)\
+ c1 * random.random() * (particle.pbest_position - particle.position)\
+ c2 * random.random() * (self.gbest_position - particle.position)
particle.velocity = new_velocity
particle.move()
def get_tour(self):
tour = Tour(0, self.cost_map)
solution = np.argsort(np.argsort(self.gbest_position))
for i in solution:
tour.add(i)
return tour
def iterate(self):
self.move_particles()
self.set_pbest()
self.set_gbest()
self.best = Tour(0, self.cost_map)
solution = np.argsort(np.argsort(self.gbest_position))
for i in solution:
self.best.add(i)
def create(self, tour):
"""
This function creates new tour object and adds it to DB
:param tour: dictionary with tour's info
"""
new_tour = Tour(**tour)
self.session.add(new_tour)
self.session.commit()
def post(self):
selected_sculpture_key = ndb.Key(urlsafe=self.request.get("sculpture_list"))
selected_sculpture = selected_sculpture_key.get()
sculpture_to_add = selected_sculpture.entityKey
if self.request.get("entityKey"):
tour_key = ndb.Key(urlsafe=self.request.get("entityKey"))
tour = tour_key.get()
tour.description = self.request.get("description")
selected_sculpture_key = ndb.Key(urlsafe=self.request.get("sculpture_list"))
selected_sculpture = selected_sculpture_key.get()
sculpture_list = tour.sculpture_list
sculpture_list.append(sculpture_to_add)
tour.sculpture_list = sculpture_list
tour.put()
else:
new_tour = Tour(description = self.request.get("description"),
sculpture_list = [sculpture_to_add])
new_tour.put()
self.redirect(self.request.referer)
def update_existing_apptour(post_text):
#check to se if creating a new apptour or making a previously incomplete(i.e., saved) apptour complete
existing_tour = Tour.objects.get(id=post_text.get("tour").get("id"))
if existing_tour.status == "incomplete":
#creating new tour from existing saved tour
if post_text.get("tour").get("status") == "incomplete":
print("saving saved tour")
else:
print("creating saved tour")
tour = Tour(
tour_name=post_text.get("tour").get("tour_name"),
id=post_text.get("tour").get("id"),
status=post_text.get("tour").get("status"),
tour_description=post_text.get("tour").get("tour_description"),
tour_groups=transform_tour_groups_field(post_text.get("tour").get("tour_groups")),
tour_image=post_text.get("tour").get("tour_image"),
tour_create_date=datetime.now()
)
tour.save(force_update=True)
else:
#updaing an existing tour
if post_text.get("tour").get("status") == "incomplete":
print("saving previously created tour")
print("warning: the previoius version and the newer version will both be unaccessable to the users at this time")
else:
print("updating previously created tour")
tour = Tour(
tour_name=post_text.get("tour").get("tour_name"),
id=post_text.get("tour").get("id"),
status=post_text.get("tour").get("status"),
tour_description=post_text.get("tour").get("tour_description"),
tour_groups=transform_tour_groups_field(post_text.get("tour").get("tour_groups")),
tour_image=post_text.get("tour").get("tour_image"),
tour_create_date=existing_tour.tour_create_date,
tour_update_date=datetime.now()
)
tour.save(force_update=True)
Step.objects.filter(tour__id=post_text.get("tour").get("id")).delete()
for step in post_text.get("steps"):
step = Step(
placement=step.get('placement'),
title=step.get('title'),
element=step.get('element'),
content=step.get('content'),
path=step.get('path'),
order=step.get('order'),
tour=tour
)
step.save(force_insert=True)
def edit():
is_valid = Tour.validate_edit(request.form)
if is_valid:
print(request.form)
edit_tour = Tour.query.get(session["tour_id"])
print("*" * 40)
print(edit_tour)
edit.artist = request.form['artist']
edit.date = request.form['date']
edit.city = request.form['city']
db.session.commit()
return redirect("/")
else:
return render_template("edit.html")
def _tour(players):
i=0
last=len(players)/2
res=[]
while i<last:
tour=Tour(tour=tour_num,player1=players[i],player2=players[last+i])
tour.save()
res.append(tour)
i+=1
l=len(players)
if l%2:
tour=Tour(tour=tour_num,player1=players[l-1],points=1)
tour.save()
res.append(tour)
return res
def get_tour(self):
tour = Tour(0, self.cost_map)
solution = np.argsort(np.argsort(self.gbest_position))
for i in solution:
tour.add(i)
return tour
def tour(name):
tour = Tour(name)
return render_template('tour.html', tour=json.dumps(tour.load_tour()))
def tour(request):
"""
Handles adding a tour
"""
current_user = request.user
#get class
currentStudent = Student.objects.get(pk=current_user.entityId)
studentClass = currentStudent.team.teacher.className
students = Student.objects.filter(team__teacher__className=studentClass)
SlideFormSet = formset_factory(forms.TourSlide,extra=1)
if request.method == 'POST':
#create forms
tourForm = forms.TourForm(request.POST,request.FILES)
slideFormset = SlideFormSet(request.POST,request.FILES)
#validate forms
if tourForm.is_valid() and slideFormset.is_valid():
#create tour
newTour = Tour(title=tourForm.cleaned_data['title'],teamPhoto=tourForm.cleaned_data["teamPhoto"],student=currentStudent)
newTour.save()
#create tour authors
for authorId in request.POST.getlist('authors[]',[]):
#get student
student = Student.objects.get(pk=authorId)
#create tour author
author = TourAuthors(student=student,tour=newTour)
author.save()
#create tour slides
slideIdx=1
defaultCoverPhoto = slideFormset.forms[0].cleaned_data['image']
for slide in slideFormset.forms:
TourSlide(photo=slide.cleaned_data['image'],text=slide.cleaned_data['text'],
link=slide.cleaned_data['link'],tour=newTour,sequence=slideIdx,audio=slide.cleaned_data['audio']).save()
if(slide.cleaned_data['isCoverPhoto']):
#set cover photo
newTour.coverPhoto = slide.cleaned_data['image']
newTour.save()
slideIdx= slideIdx + 1
if not newTour.coverPhoto:
newTour.coverPhoto = defaultCoverPhoto
newTour.save()
#return response
json_data = json.dumps({"HTTPRESPONSE": 200})
return HttpResponse(json_data, mimetype="application/json")
else:
return render_to_response('add_a_tour.html',{'tour':tourForm,'slide_formset':slideFormset,'students':students},context_instance=RequestContext(request))
else:
#get request
#tour form
tour = forms.TourForm()
#tour slides
slide_formset = SlideFormSet()
#students
return render_to_response('add_a_tour.html',{'tour':tour,'slide_formset':slide_formset,'students':students},context_instance=RequestContext(request))
def tour(request):
"""
Handles adding a tour
"""
current_user = request.user
#get class
currentStudent = Student.objects.get(pk=current_user.entityId)
studentClass = currentStudent.team.teacher.className
students = Student.objects.filter(team__teacher__className=studentClass)
SlideFormSet = formset_factory(forms.TourSlide, extra=1)
if request.method == 'POST':
#create forms
tourForm = forms.TourForm(request.POST, request.FILES)
slideFormset = SlideFormSet(request.POST, request.FILES)
#validate forms
if tourForm.is_valid() and slideFormset.is_valid():
#create tour
newTour = Tour(title=tourForm.cleaned_data['title'],
teamPhoto=tourForm.cleaned_data["teamPhoto"],
student=currentStudent)
newTour.save()
#create tour authors
for authorId in request.POST.getlist('authors[]', []):
#get student
student = Student.objects.get(pk=authorId)
#create tour author
author = TourAuthors(student=student, tour=newTour)
author.save()
#create tour slides
slideIdx = 1
defaultCoverPhoto = slideFormset.forms[0].cleaned_data['image']
for slide in slideFormset.forms:
TourSlide(photo=slide.cleaned_data['image'],
text=slide.cleaned_data['text'],
link=slide.cleaned_data['link'],
tour=newTour,
sequence=slideIdx,
audio=slide.cleaned_data['audio']).save()
if (slide.cleaned_data['isCoverPhoto']):
#set cover photo
newTour.coverPhoto = slide.cleaned_data['image']
newTour.save()
slideIdx = slideIdx + 1
if not newTour.coverPhoto:
newTour.coverPhoto = defaultCoverPhoto
newTour.save()
#return response
json_data = json.dumps({"HTTPRESPONSE": 200})
return HttpResponse(json_data, mimetype="application/json")
else:
return render_to_response('add_a_tour.html', {
'tour': tourForm,
'slide_formset': slideFormset,
'students': students
},
context_instance=RequestContext(request))
else:
#get request
#tour form
tour = forms.TourForm()
#tour slides
slide_formset = SlideFormSet()
#students
return render_to_response('add_a_tour.html', {
'tour': tour,
'slide_formset': slide_formset,
'students': students
},
context_instance=RequestContext(request))
def __init__(self, cities: List[City], cost_map):
self.cities = deepcopy(cities)
self.cost_map = cost_map
self.best: Tour = Tour(0, cost_map)
