def updateIngredient(request, ingredientID):
template = 'food/updateIngredient.html'
try:
ingredient = Ingredient.objects.get(id=ingredientID)
except Ingredient.DoesNotExist:
return category(request, '')
if request.method=='GET':
form = IngredientForm(instance=ingredient)
return render(request, template, {'form':form, 'ingredient':ingredient})
# request.method=='POST'
form = IngredientForm(request.POST, instance=ingredient)
if not form.is_valid():
return render(request, template, {'form':form, 'ingredient':ingredient})
ingredient.save()
return redirect(reverse('food:category', args=(ingredient.category.id,)))
def addIngredient(request, categoryID):
template = 'food/addIngredient.html'
try:
IngredientCategory = Category.objects.get(id=categoryID)
except Category.DoesNotExist:
return category(request, categoryID)
context = {'category':IngredientCategory}
if request.method=='GET':
context['form'] = IngredientForm()
return render(request, template, context)
# request.method=='POST'
form = IngredientForm(request.POST)
context['form'] = form
if not form.is_valid():
return render(request, template, context)
Ingredient = form.save(commit=False)
Ingredient.category = IngredientCategory
Ingredient.save()
return redirect(reverse('food:category', args=(categoryID, )))
def description(request):
if request.method == 'GET':
recipe_id = request.GET.get('id', '')
recipe = Recipe.objects.get(id=recipe_id)
recipe_ingredients = Ingredient.objects.select_related().filter(
recipe=recipe.id)
return render(request, 'description.html', {
'recipe': recipe,
'ingredients': recipe_ingredients
})
else:
form = IngredientForm()
return render(request, 'ingredients.html', {'form': form})
def ingredients(request):
if request.method == 'POST':
form = IngredientForm(request.POST)
user = request.user
profile = Profile.objects.get(user__username=user)
if form.is_valid():
ingredients_recipes = list()
ingredients_str = form.cleaned_data.get('ingredients')
recetario = Recipe.objects.filter(
ingredient__name__contains=ingredients_str)
# Recomender system (content based)
data = pd.read_csv('scraping/recipes.csv',
error_bad_lines=False,
delimiter=";",
encoding='latin-1')
data.head(3)
content_based = cB.ContentBased()
content_based.fit(data, 'recipe_str')
predict = content_based.predict([ingredients_str])
recipes_predict = predict.get('title').values
if len(recipes_predict) > 0:
search = Search(profile=profile,
tags=ingredients_str,
date=datetime.date.today())
search.save()
for recipe in recipes_predict:
a = Recipe.objects.filter(title=recipe)
ingredients_recipes.append(a[0])
return render(request, 'recipes.html',
{'recipes': ingredients_recipes})
else:
form = IngredientForm()
return render(request, 'ingredients.html', {'form': form})
