def desserts_delete(recipe_id, slugUrl):
"""
Delete recipe from database.
Remove the recipe from the collection, pull the recipe from the
user's recipe list, and pull the recipe from all other users' favorites.
"""
if "user" in session: # users must be logged in
recipe = get_recipe(recipe_id)
session_user = get_user_lower(session["user"])["username"]
recipe_author = users_collection.find_one(
{"_id": ObjectId(recipe.get("author"))})["username"]
# check that someone isn't brute-forcing the url to delete recipes
if session_user == recipe_author or session_user == "Admin":
author = users_collection.find_one_and_update(
{"_id": ObjectId(recipe.get("author"))},
{"$pull": {"user_recipes": ObjectId(recipe_id)}})
users_collection.update_many(
{}, {"$pull": {"user_favs": ObjectId(recipe_id)}})
recipes_collection.remove({"_id": ObjectId(recipe_id)})
flash(Markup(
f"<i class='fas fa-trash-alt red-text'></i>\
Your recipe has been deleted."))
else:
flash(Markup(
f"<i class='far fa-sad-tear yellow-text'></i>\
You are not authorized to delete this recipe!"))
else: # no user in session
flash(Markup(
f"<i class='far fa-sad-tear yellow-text'></i>\
You must be logged in to delete this recipe."))
return redirect(url_for("recipes.desserts"))
def desserts_recipe(recipe_id, slugUrl):
"""
Read recipe in database.
Gather details from document for displaying to user.
"""
recipe = get_recipe(recipe_id)
author = users_collection.find_one(
{"_id": ObjectId(recipe.get("author"))})["username"]
user_avatar = users_collection.find_one(
{"_id": ObjectId(recipe.get("author"))})["user_avatar"]
amounts = recipe.get("ingredient_amount")
measurements = recipe.get("ingredient_measurement")
ingredients = recipe.get("ingredient_name")
amount = []
measurement = []
units = []
"""
if amount contains valid unicode fraction, convert it
(ie: input 1/2 converts to ½ for display)
"""
fractions = (
["1/2", "1/3", "1/4", "1/5", "1/6", "1/8", "2/3", "2/5",
"3/4", "3/5", "3/8", "4/5", "5/6", "5/8", "7/8"])
for num in amounts:
if "/" in num:
if any(frac in num for frac in fractions):
frac_match = re.match(r"^(.*?)(\d\/\d)(.*?)$", num)
new_num = (
frac_match.group(1) + "&frac" +
re.sub("/", "", frac_match.group(2)) +
";" + frac_match.group(3))
amount.append(html.unescape(new_num))
else:
amount.append(num)
else:
amount.append(num)
# only display the abbreviated unit of measurement
for unit in measurements:
units.append(unit)
match = re.search(r"\(([a-zA-Z]+)\)$", unit)
if match:
measurement.append(match.group(1))
else:
measurement.append(unit)
# zip ingredient items into single full_ingredient
full_ingredient = zip(amount, measurement, ingredients)
# get user favorites (if available)
try:
user_favs = get_user_lower(session["user"])["user_favs"]
except:
user_favs = []
# increment number of views by +1
recipes_collection.update_one(
{"_id": ObjectId(recipe_id)}, {"$inc": {"views": 1}})
"""
Display Recommendations:
Get the Previous and Next recipes in collection to display.
If currently on last document, then get the first document for display.
If currently on first document, then get the last document for display.
"""
first_recipe = recipes_collection.find().sort("_id", 1).limit(1)
last_recipe = recipes_collection.find().sort("_id", -1).limit(1)
previous_recipe = recipes_collection.find(
{"_id": {"$lt": ObjectId(recipe_id)}})\
.sort([("_id", -1)])\
.limit(1) if str(recipe_id) != str(first_recipe[0]["_id"])\
else last_recipe
next_recipe = recipes_collection.find(
{"_id": {"$gt": ObjectId(recipe_id)}})\
.sort([("_id", 1)])\
.limit(1) if str(recipe_id) != str(last_recipe[0]["_id"])\
else first_recipe
return render_template(
"desserts_recipe.html",
recipe=recipe,
full_ingredient=full_ingredient,
units=units,
author=author,
user_favs=user_favs,
user_avatar=user_avatar,
previous_recipe=previous_recipe,
next_recipe=next_recipe)
def desserts_new():
"""
Create recipe for database.
Inject all form data to new recipe document on submit.
"""
if request.method == "GET":
allergen_list = dropdown_allergens()
dessert_list = dropdown_dessert_type()
measurement_list = dropdown_measurement()
return render_template(
"desserts_new.html",
allergens=allergen_list,
desserts=dessert_list,
measurements=measurement_list)
if request.method == "POST":
# get today's date and date recipe was last edited
today = datetime.now().strftime("%d %B, %Y")
last_edit = int(datetime.now().strftime("%Y%m%d"))
# get user / author details
session_user = get_user_lower(session["user"])["username"]
author = users_collection.find_one({"username": session_user})["_id"]
# get and convert total time
hours = int(request.form.get(
"total_hrs")) * 60 if request.form.get(
"total_hrs") else ""
total_time = int(request.form.get(
"total_mins")) + hours if hours else int(request.form.get(
"total_mins"))
# slugify url to be user-friendly
slugUrl = slugify(request.form.get("recipe_name"))
# get form data prior to submitting
submit = {
"recipe_name": request.form.get("recipe_name"),
"recipe_slug": slugUrl,
"description": request.form.get("description"),
"dessert_type": request.form.get("dessert_type"),
"ingredient_amount": request.form.getlist("ingredient_amount"),
"ingredient_measurement": request.form.getlist(
"ingredient_measurement"),
"ingredient_name": request.form.getlist("ingredient_name"),
"directions": request.form.getlist("directions"),
"total_hrs": request.form.get("total_hrs"),
"total_mins": request.form.get("total_mins"),
"total_time": total_time,
"allergens": request.form.getlist("allergens"),
"img_src": request.form.get("img_src"),
"author": author,
"date_added": today,
"date_updated": today,
"last_edit": last_edit,
"views": 0,
"user_favs": 0
}
# get the new _id being created on submit
newID = recipes_collection.insert_one(submit)
# add recipe _id to user's recipe list
users_collection.update_one(
{"_id": ObjectId(author)},
{"$push": {"user_recipes": newID.inserted_id}})
flash(Markup(
f"<i class='far fa-check-circle green-text'></i>\
Sounds delicious! Thanks for adding this recipe!"))
# if selected, add recipe to user-favs as well
if request.form.get("add_favs"):
users_collection.update_one(
{"_id": ObjectId(author)},
{"$push": {"user_favs": newID.inserted_id}})
# increase number of favorites on this recipe by +1
recipes_collection.update_one(
{"_id": newID.inserted_id},
{"$inc": {"user_favs": 1}})
# # send me an email when a recipe gets added (personal backup)
# msg = MIMEMultipart()
# msg["From"] = MY_ADDRESS
# msg["To"] = SEND_TO
# msg["Subject"] = "2BN-Desserts | New Recipe Added: " + slugUrl
# formatEmail = "<br><br>".join(["%s: %s" % kv for kv in submit.items()])
# msg.attach(MIMEText(str(formatEmail), "html")) # must convert to str()
# smtpserver = smtplib.SMTP("smtp.gmail.com", 587) # access server
# smtpserver.ehlo() # identify ourselves to smtp gmail client
# smtpserver.starttls() # secure our email with tls encryption
# smtpserver.ehlo() # re-identify ourselves as an encrypted connection
# smtpserver.login(MY_ADDRESS, PASSWORD) # login to the server
# smtpserver.send_message(msg) # send the message
# smtpserver.quit() # quit the server
# add recipe to admin's profile as back-up (in lieu of email)
users_collection.update_one(
{"username": "******"},
{"$push": {"new_recipes": submit}})
return redirect(url_for(
"recipes.desserts_recipe",
recipe_id=newID.inserted_id,
slugUrl=slugUrl))
def desserts_new():
"""
Create recipe for database.
Inject all form data to new recipe document on submit.
"""
if request.method == "GET":
allergen_list = dropdown_allergens()
dessert_list = dropdown_dessert_type()
measurement_list = dropdown_measurement()
return render_template("desserts_new.html",
allergens=allergen_list,
desserts=dessert_list,
measurements=measurement_list)
if request.method == "POST":
# get today's date and date recipe was last edited
today = datetime.now().strftime("%d %B, %Y")
last_edit = int(datetime.now().strftime("%Y%m%d"))
# get user / author details
session_user = get_user_lower(session["user"])["username"]
author = users_collection.find_one({"username": session_user})["_id"]
# get and convert total time
hours = int(request.form.get("total_hrs")) * 60 if request.form.get(
"total_hrs") else ""
total_time = int(
request.form.get("total_mins")) + hours if hours else int(
request.form.get("total_mins"))
# slugify url to be user-friendly
slugUrl = slugify(request.form.get("recipe_name"))
# get form data prior to submitting
submit = {
"recipe_name":
request.form.get("recipe_name"),
"recipe_slug":
slugUrl,
"description":
request.form.get("description"),
"dessert_type":
request.form.get("dessert_type"),
"ingredient_amount":
request.form.getlist("ingredient_amount"),
"ingredient_measurement":
request.form.getlist("ingredient_measurement"),
"ingredient_name":
request.form.getlist("ingredient_name"),
"directions":
request.form.getlist("directions"),
"total_hrs":
request.form.get("total_hrs"),
"total_mins":
request.form.get("total_mins"),
"total_time":
total_time,
"allergens":
request.form.getlist("allergens"),
"img_src":
request.form.get("img_src"),
"author":
author,
"date_added":
today,
"date_updated":
today,
"last_edit":
last_edit,
"views":
0,
"user_favs":
0
}
# get the new _id being created on submit
newID = recipes_collection.insert_one(submit)
# add recipe _id to user's recipe list
users_collection.update_one(
{"_id": ObjectId(author)},
{"$push": {
"user_recipes": newID.inserted_id
}})
flash(
Markup(f"<i class='far fa-check-circle green-text'></i>\
Sounds delicious! Thanks for adding this recipe!"))
# if selected, add recipe to user-favs as well
if request.form.get("add_favs"):
users_collection.update_one(
{"_id": ObjectId(author)},
{"$push": {
"user_favs": newID.inserted_id
}})
# increase number of favorites on this recipe by +1
recipes_collection.update_one({"_id": newID.inserted_id},
{"$inc": {
"user_favs": 1
}})
return redirect(
url_for("recipes.desserts_recipe",
recipe_id=newID.inserted_id,
slugUrl=slugUrl))