def get(self, request, id_category, type_fetched, osm_name = 'monoprix', osm_type='shipping', osm_location=None):
category = self.get_object(id_category)
global_keys = globals().keys()
serialized = None
# Brands filter parameter
brands = request.QUERY_PARAMS.getlist('brands[]')
# Ordering
price_ordering = 0
if 'filter' in request.QUERY_PARAMS:
price_ordering = int(request.QUERY_PARAMS['filter'])
# Pagination arguments
if 'PRODUCTS_PER_PAGE' in request.GET:
CategoryProducts.PRODUCTS_PER_PAGE = request.QUERY_PARAMS.get('PRODUCTS_PER_PAGE')
if 'page' in request.GET:
page = request.QUERY_PARAMS.get('page')
else:
page = CategoryProducts.PAGE
# Getting query from api helper class
products_query_set = ApiHelper.get_products_query_set(category, type_fetched, osm_name, osm_type, osm_location, brands)
if products_query_set is not None:
# Price ordering
if price_ordering == 1:
# ordering by price
products_query_set = sorted(products_query_set, key =(lambda p: p.history_set.all()[0].price if p.history_set.all().exists() else 0))
elif price_ordering == 2:
# ordering by unit price
products_query_set = sorted(products_query_set, key =(lambda p: p.history_set.all()[0].unit_price if p.history_set.all().exists() else 0))
# Generating pagination object
paginator = Paginator(products_query_set, CategoryProducts.PRODUCTS_PER_PAGE)
try:
products = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
products = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999),
# deliver last page of results.
products = paginator.page(paginator.num_pages)
serializer_class_name = '%sProductsPaginationSerializer'%osm_name.capitalize()
serializer = None
if serializer_class_name in global_keys:
cart = getattr(request.cart_controller.metacart, osm_name+'_cart')
context = {'osm': {'name':osm_name,'type': osm_type, 'location':osm_location}, 'time':datetime.now(), 'cart': cart, 'type': type_fetched}
Serializer_class = globals()[serializer_class_name]
serializer = Serializer_class(products, context = context)
if serializer is None:
return Response(404, status=status.HTTP_400_BAD_REQUEST)
else:
response = serializer.data
return response
def category_promotion_agregate(category = None, osm_name = 'monoprix', osm_type='shipping', osm_location=None):
"""
Return pomotions summary for a category that is not a leaf but is a direct parent to a leaf category.
"""
query_set = ApiHelper.get_products_query_set(category, type_fetched = 'promotions', osm_name = osm_name , osm_type=osm_type, osm_location=osm_location)
promotions = {
'id': category.id, # Putting parent catgory as id for promotions
'name': 'promotions',
'leave': True,
'parent_category': category.id,
'position': 0,
'subs': [],
'brands': {'count':0, 'content':[]},
'url': category.url+"/promotions"
}
# Removing duplicates
products = query_set.all()
promotions['count']= len(products)
# Now getting brands information
promotions['brands']['content'] = set([ p.brand.brandmatch_set.all()[0].dalliz_brand for p in list(products) if p.brand is not None and p.brand.brandmatch_set.all().count()==1])
promotions['brands']['count'] = len(promotions['brands']['content'])
# Serializing brands
promotions['brands']['content'] = BrandSerializer(promotions['brands']['content'], many = True).data
return promotions
def all(category = None, leaves = False, osm_name = 'monoprix', osm_type='shipping', osm_location=None):
"""
This class method return all category architecture.
"""
categories = CategorySerializer.get_subs_dalliz(category)
serialized = []
if category is not None and category.parent_category is not None and category.category_set.all().count()>0 and leaves:
# Adding promotion category here
serialized.append(CategorySerializer.category_promotion_agregate(category = category, osm_name = osm_name, osm_type=osm_type, osm_location=osm_location))
for c in categories:
data = CategorySerializer(c).data
data.update({
'subs': CategorySerializer.all(c)
})
if len(data['subs'])>0:
data['leave'] = False
else:
data['leave'] = True
if leaves:
products = ApiHelper.get_products_query_set(c, type_fetched = 'products', osm_name = osm_name , osm_type=osm_type, osm_location=osm_location)
products_count = products.count() # Adding total count of products in category
# Now getting brands information
brands = set([ p.brand.brandmatch_set.all()[0].dalliz_brand for p in products[:] if p.brand is not None and p.brand.brandmatch_set.all().count()==1])
brands_count = len(brands)
# Updating data
data['count'] = products_count
data['brands'] = {'count': brands_count, 'content': BrandSerializer(brands, many = True).data}
serialized.append(data)
return serialized
def all(category=None,
leaves=False,
osm_name='monoprix',
osm_type='shipping',
osm_location=None):
"""
This class method return all category architecture.
"""
categories = CategorySerializer.get_subs_dalliz(category)
serialized = []
if category is not None and category.parent_category is not None and category.category_set.all(
).count() > 0 and leaves:
# Adding promotion category here
serialized.append(
CategorySerializer.category_promotion_agregate(
category=category,
osm_name=osm_name,
osm_type=osm_type,
osm_location=osm_location))
for c in categories:
data = CategorySerializer(c).data
data.update({'subs': CategorySerializer.all(c)})
if len(data['subs']) > 0:
data['leave'] = False
else:
data['leave'] = True
if leaves:
products = ApiHelper.get_products_query_set(
c,
type_fetched='products',
osm_name=osm_name,
osm_type=osm_type,
osm_location=osm_location)
products_count = products.count(
) # Adding total count of products in category
# Now getting brands information
brands = set([
p.brand.brandmatch_set.all()[0].dalliz_brand
for p in products[:] if p.brand is not None
and p.brand.brandmatch_set.all().count() == 1
])
brands_count = len(brands)
# Updating data
data['count'] = products_count
data['brands'] = {
'count': brands_count,
'content': BrandSerializer(brands, many=True).data
}
serialized.append(data)
return serialized
def category_promotion_agregate(category=None,
osm_name='monoprix',
osm_type='shipping',
osm_location=None):
"""
Return pomotions summary for a category that is not a leaf but is a direct parent to a leaf category.
"""
query_set = ApiHelper.get_products_query_set(category,
type_fetched='promotions',
osm_name=osm_name,
osm_type=osm_type,
osm_location=osm_location)
promotions = {
'id': category.id, # Putting parent catgory as id for promotions
'name': 'promotions',
'leave': True,
'parent_category': category.id,
'position': 0,
'subs': [],
'brands': {
'count': 0,
'content': []
},
'url': category.url + "/promotions"
}
# Removing duplicates
products = query_set.all()
promotions['count'] = len(products)
# Now getting brands information
promotions['brands']['content'] = set([
p.brand.brandmatch_set.all()[0].dalliz_brand
for p in list(products) if p.brand is not None
and p.brand.brandmatch_set.all().count() == 1
])
promotions['brands']['count'] = len(promotions['brands']['content'])
# Serializing brands
promotions['brands']['content'] = BrandSerializer(
promotions['brands']['content'], many=True).data
return promotions
def get(self,
request,
id_category,
type_fetched,
osm_name='monoprix',
osm_type='shipping',
osm_location=None):
category = self.get_object(id_category)
global_keys = globals().keys()
serialized = None
# Brands filter parameter
brands = request.QUERY_PARAMS.getlist('brands[]')
# Ordering
price_ordering = 0
if 'filter' in request.QUERY_PARAMS:
price_ordering = int(request.QUERY_PARAMS['filter'])
# Pagination arguments
if 'PRODUCTS_PER_PAGE' in request.GET:
CategoryProducts.PRODUCTS_PER_PAGE = request.QUERY_PARAMS.get(
'PRODUCTS_PER_PAGE')
if 'page' in request.GET:
page = request.QUERY_PARAMS.get('page')
else:
page = CategoryProducts.PAGE
# Getting query from api helper class
products_query_set = ApiHelper.get_products_query_set(
category, type_fetched, osm_name, osm_type, osm_location, brands)
if products_query_set is not None:
# Price ordering
if price_ordering == 1:
# ordering by price
products_query_set = sorted(
products_query_set,
key=(lambda p: p.history_set.all()[0].price
if p.history_set.all().exists() else 0))
elif price_ordering == 2:
# ordering by unit price
products_query_set = sorted(
products_query_set,
key=(lambda p: p.history_set.all()[0].unit_price
if p.history_set.all().exists() else 0))
# Generating pagination object
paginator = Paginator(products_query_set,
CategoryProducts.PRODUCTS_PER_PAGE)
try:
products = paginator.page(page)
except PageNotAnInteger:
# If page is not an integer, deliver first page.
products = paginator.page(1)
except EmptyPage:
# If page is out of range (e.g. 9999),
# deliver last page of results.
products = paginator.page(paginator.num_pages)
serializer_class_name = '%sProductsPaginationSerializer' % osm_name.capitalize(
)
serializer = None
if serializer_class_name in global_keys:
cart = getattr(request.cart_controller.metacart,
osm_name + '_cart')
context = {
'osm': {
'name': osm_name,
'type': osm_type,
'location': osm_location
},
'time': datetime.now(),
'cart': cart,
'type': type_fetched
}
Serializer_class = globals()[serializer_class_name]
serializer = Serializer_class(products, context=context)
if serializer is None:
return Response(404, status=status.HTTP_400_BAD_REQUEST)
else:
response = serializer.data
return response