def post(self):
the_RU = check_user_id_cookie(self.request)
if the_RU:
# data that user has entered
a_food_description = self.request.get(
"food_description").strip().replace('\n',
' ').replace('\r', '')
lower_case_food_description = a_food_description.lower(
) # all letters displayed in lower case
a_note = self.request.get("note").strip()
an_exp_date_str = self.request.get(
"expiry_date") # a string in format "dd-mm-yyyy"
an_item_id = self.request.get(
"item_ID") # this is a string "455646501654613" format
# create objects of class InfoEntered. NB this is not an FoodItem object!!!
obj_food = validation.is_food_item_valid(
a_food_description
) # object is created inside is_food_item_valid()
obj_exp_date = validation.is_exp_date_valid(
an_exp_date_str,
an_item_id) # object is created inside is_exp_date_valid()
# create list for the objects and append them
obj_list = []
obj_list.append(obj_food)
obj_list.append(obj_exp_date)
# check if all 'object.validation' are True; is so, a foodItem can be added to db
if validation.are_all_validation_true(obj_list):
# check if there is an expiry date entered, if so convert to yyyy-mm-dd
if an_exp_date_str:
date_valid = obj_exp_date.get_validation_info(
) # returns a Boolean
if date_valid:
# create from string a DateProperty with format yyyy-mm-dd
an_exp_date = datetime.strptime(
an_exp_date_str + " 12:00",
"%d-%m-%Y %H:%M").date()
else:
an_exp_date = None
# make first letter upper case
a_food_description = validation.upper_case(a_food_description)
# check if there is an_item_id to see whether to 'update' or 'create new item in db'
if an_item_id: # update already excisting item
#logging.debug("item id: " + an_item_id)
# get the specific item
the_item = FoodItem.get_by_id(
int(an_item_id)
) # get the item with the specific id (an_item_id)
# update
the_item.description = a_food_description
the_item.lower_case_description = lower_case_food_description
the_item.note = a_note
the_item.expiry = an_exp_date
the_item.put()
time.sleep(
0.1) # to delay so db table gets displayed correct
self.redirect(
"/frontpage"
) # tells the browser to go to '/frontpage' and the response is empty
else: # no id 'an_item_id' (a new food is being added)
#logging.debug("No item id" )
current_user_id = dataFunctions.retrieveUserId(
the_RU.name) # an int
#logging.debug("current_user_id INT: " + str(current_user_id))
# create item in db
FI = FoodItem(
description=a_food_description,
lower_case_description=lower_case_food_description,
note=a_note,
expiry=an_exp_date,
_is_expired=False,
fk_registered_user_id=current_user_id)
FI.put()
id_for_FI = str(FI.key().id())
time.sleep(
0.5) # to delay so db table gets displayed correct
a_food_description_content = ""
a_note_content = ""
a_exp_content = ""
a_headline = "Add food to Freezer"
a_change_button = "Add Item"
a_passive_button = "Return to Frontpage"
a_item_id = ""
a_date_created = ""
f_d_err = ""
date_err = ""
add_msg = "Your Food Item was successfully added"
self.response.headers.add_header('Set-Cookie',
'sort_code=; Path=/')
self.render_foodPage(a_food_description_content, f_d_err,
a_note_content, date_err,
a_exp_content, a_headline,
a_change_button, a_passive_button,
a_item_id, a_date_created, add_msg,
the_RU.name)
# else re-render 'food.html' with the error messages
else:
# decide which params to pass based on 'add' or 'edit'
if an_item_id: # edit version
specific_item = FoodItem.get_by_id(
int(an_item_id)
) # get the item with the specific id (an_item_id)
the_headline = "Edit food item"
the_change_button = "Submit Changes"
the_passive_button = "Cancel"
the_item_id = an_item_id
# create a string in format "dd-mm-yyyy" from the DateProperty yyyy-mm-dd
a_date_created = validation.convert_DateProperty_to_str_dash(
specific_item.added_date)
f_d_err = obj_food.get_error_msg()
date_err = obj_exp_date.get_error_msg()
add_msg = ""
else: # add version
the_headline = "Add food to Freezer"
the_change_button = "Add Item"
the_passive_button = "Return to Frontpage"
the_item_id = "" # ok with empty str. when checking if "" that is False.... But can't use None to put in here...
a_date_created = ""
f_d_err = obj_food.get_error_msg()
date_err = obj_exp_date.get_error_msg()
add_msg = ""
self.render_foodPage(a_food_description, f_d_err, a_note,
date_err, an_exp_date_str, the_headline,
the_change_button, the_passive_button,
the_item_id, a_date_created, add_msg,
the_RU.name)
else: # either user_id_cookie_value, username, or the_RU is None (see check_user_id_cookie())
self.redirect("/logout")
def post(self):
the_RU = check_user_id_cookie(self.request)
if the_RU:
# data that user has entered
a_food_description = self.request.get("food_description").strip().replace("\n", " ").replace("\r", "")
lower_case_food_description = a_food_description.lower() # all letters displayed in lower case
a_note = self.request.get("note").strip()
an_exp_date_str = self.request.get("expiry_date") # a string in format "dd-mm-yyyy"
an_item_id = self.request.get("item_ID") # this is a string "455646501654613" format
# create objects of class InfoEntered. NB this is not an FoodItem object!!!
obj_food = validation.is_food_item_valid(
a_food_description
) # object is created inside is_food_item_valid()
obj_exp_date = validation.is_exp_date_valid(
an_exp_date_str, an_item_id
) # object is created inside is_exp_date_valid()
# create list for the objects and append them
obj_list = []
obj_list.append(obj_food)
obj_list.append(obj_exp_date)
# check if all 'object.validation' are True; is so, a foodItem can be added to db
if validation.are_all_validation_true(obj_list):
# check if there is an expiry date entered, if so convert to yyyy-mm-dd
if an_exp_date_str:
date_valid = obj_exp_date.get_validation_info() # returns a Boolean
if date_valid:
# create from string a DateProperty with format yyyy-mm-dd
an_exp_date = datetime.strptime(an_exp_date_str + " 12:00", "%d-%m-%Y %H:%M").date()
else:
an_exp_date = None
# make first letter upper case
a_food_description = validation.upper_case(a_food_description)
# check if there is an_item_id to see whether to 'update' or 'create new item in db'
if an_item_id: # update already excisting item
# logging.debug("item id: " + an_item_id)
# get the specific item
the_item = FoodItem.get_by_id(int(an_item_id)) # get the item with the specific id (an_item_id)
# update
the_item.description = a_food_description
the_item.lower_case_description = lower_case_food_description
the_item.note = a_note
the_item.expiry = an_exp_date
the_item.put()
time.sleep(0.1) # to delay so db table gets displayed correct
self.redirect("/frontpage") # tells the browser to go to '/frontpage' and the response is empty
else: # no id 'an_item_id' (a new food is being added)
# logging.debug("No item id" )
current_user_id = dataFunctions.retrieveUserId(the_RU.name) # an int
# logging.debug("current_user_id INT: " + str(current_user_id))
# create item in db
FI = FoodItem(
description=a_food_description,
lower_case_description=lower_case_food_description,
note=a_note,
expiry=an_exp_date,
_is_expired=False,
fk_registered_user_id=current_user_id,
)
FI.put()
id_for_FI = str(FI.key().id())
time.sleep(0.5) # to delay so db table gets displayed correct
a_food_description_content = ""
a_note_content = ""
a_exp_content = ""
a_headline = "Add food to Freezer"
a_change_button = "Add Item"
a_passive_button = "Return to Frontpage"
a_item_id = ""
a_date_created = ""
f_d_err = ""
date_err = ""
add_msg = "Your Food Item was successfully added"
self.response.headers.add_header("Set-Cookie", "sort_code=; Path=/")
self.render_foodPage(
a_food_description_content,
f_d_err,
a_note_content,
date_err,
a_exp_content,
a_headline,
a_change_button,
a_passive_button,
a_item_id,
a_date_created,
add_msg,
the_RU.name,
)
# else re-render 'food.html' with the error messages
else:
# decide which params to pass based on 'add' or 'edit'
if an_item_id: # edit version
specific_item = FoodItem.get_by_id(
int(an_item_id)
) # get the item with the specific id (an_item_id)
the_headline = "Edit food item"
the_change_button = "Submit Changes"
the_passive_button = "Cancel"
the_item_id = an_item_id
# create a string in format "dd-mm-yyyy" from the DateProperty yyyy-mm-dd
a_date_created = validation.convert_DateProperty_to_str_dash(specific_item.added_date)
f_d_err = obj_food.get_error_msg()
date_err = obj_exp_date.get_error_msg()
add_msg = ""
else: # add version
the_headline = "Add food to Freezer"
the_change_button = "Add Item"
the_passive_button = "Return to Frontpage"
the_item_id = (
""
) # ok with empty str. when checking if "" that is False.... But can't use None to put in here...
a_date_created = ""
f_d_err = obj_food.get_error_msg()
date_err = obj_exp_date.get_error_msg()
add_msg = ""
self.render_foodPage(
a_food_description,
f_d_err,
a_note,
date_err,
an_exp_date_str,
the_headline,
the_change_button,
the_passive_button,
the_item_id,
a_date_created,
add_msg,
the_RU.name,
)
else: # either user_id_cookie_value, username, or the_RU is None (see check_user_id_cookie())
self.redirect("/logout")
def render_front(
self,
a_username,
parameter=""): # 'youngest' created date shown first by default
current_user_id = dataFunctions.retrieveUserId(a_username) # an int
all_food_items = db.GqlQuery(
"SELECT * FROM FoodItem WHERE fk_registered_user_id=%s ORDER BY %s"
% (current_user_id, parameter)).fetch(1000)
counter = 0 # keep track of amount of iteration in for loop
logging.debug("before loopie")
# loop through all items and set is_expired
for item in all_food_items:
logging.debug("item._days_before_exp: in loop start" +
str(item._days_before_exp))
counter = counter + 1
if item.expiry:
if date.today() >= item.expiry:
item._is_expired = True
# check if expiry soon happens and update days_before_exp
item._is_soon_to_expire, item._days_before_exp = validation.expires_soon(
item.expiry)
item._exp_with_month_letters = validation.convert_to_letter_month(
item.expiry)
else: # no exp date
item._is_expired = False
item._is_soon_to_expire = False
item._days_before_exp = None
logging.debug("item._days_before_exp: in loop end" +
str(item._days_before_exp))
item._days_in_freezer = validation.days_in_freezer(item.added_date)
if counter == 0: # checks if there is any items in database
all_food_items = None
logging.debug("all_food_items = " + str(type(all_food_items)))
# toggle function
# toggle variables
descrip_a_d = "ASC"
days_left_a_d = "ASC"
#exp_a_d="ASC"
days_frozen_a_d = "DESC"
# decide which sorted code (1-7) you pass into html and also update variables.
code = validation.get_number_code(
parameter) #return an int (1-7) based on which parameter passed in
# check if any toggle variables must be updated
if code == 2: # parameter=="lower_case_description ASC"
descrip_a_d = "DESC"
elif code == 5 or code == 1: # parameter=="created DESC"
days_frozen_a_d = "ASC"
elif code == 6: # parameter=="expiry ASC"
days_left_a_d = "DESC"
self.response.headers.add_header('Set-Cookie',
'sort_code=%s; Path=/' % str(code))
self.render("frontpage.html",
username=a_username,
food_items=all_food_items,
descr_asc_desc=descrip_a_d,
days_left_asc_desc=days_left_a_d,
days_frozen_asc_desc=days_frozen_a_d,
look_number=code) # passing contents into the html file
def render_front(self, a_username, parameter=""): # 'youngest' created date shown first by default
current_user_id = dataFunctions.retrieveUserId(a_username) # an int
all_food_items = db.GqlQuery(
"SELECT * FROM FoodItem WHERE fk_registered_user_id=%s ORDER BY %s" % (current_user_id, parameter)
).fetch(1000)
counter = 0 # keep track of amount of iteration in for loop
logging.debug("before loopie")
# loop through all items and set is_expired
for item in all_food_items:
logging.debug("item._days_before_exp: in loop start" + str(item._days_before_exp))
counter = counter + 1
if item.expiry:
if date.today() >= item.expiry:
item._is_expired = True
# check if expiry soon happens and update days_before_exp
item._is_soon_to_expire, item._days_before_exp = validation.expires_soon(item.expiry)
item._exp_with_month_letters = validation.convert_to_letter_month(item.expiry)
else: # no exp date
item._is_expired = False
item._is_soon_to_expire = False
item._days_before_exp = None
logging.debug("item._days_before_exp: in loop end" + str(item._days_before_exp))
item._days_in_freezer = validation.days_in_freezer(item.added_date)
if counter == 0: # checks if there is any items in database
all_food_items = None
logging.debug("all_food_items = " + str(type(all_food_items)))
# toggle function
# toggle variables
descrip_a_d = "ASC"
days_left_a_d = "ASC"
# exp_a_d="ASC"
days_frozen_a_d = "DESC"
# decide which sorted code (1-7) you pass into html and also update variables.
code = validation.get_number_code(parameter) # return an int (1-7) based on which parameter passed in
# check if any toggle variables must be updated
if code == 2: # parameter=="lower_case_description ASC"
descrip_a_d = "DESC"
elif code == 5 or code == 1: # parameter=="created DESC"
days_frozen_a_d = "ASC"
elif code == 6: # parameter=="expiry ASC"
days_left_a_d = "DESC"
self.response.headers.add_header("Set-Cookie", "sort_code=%s; Path=/" % str(code))
self.render(
"frontpage.html",
username=a_username,
food_items=all_food_items,
descr_asc_desc=descrip_a_d,
days_left_asc_desc=days_left_a_d,
days_frozen_asc_desc=days_frozen_a_d,
look_number=code,
) # passing contents into the html file