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application.py
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application.py
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from flask import Flask, render_template, redirect, request, flash, session, url_for
import model
from sqlalchemy.orm import joinedload
from sqlalchemy import text
from planout.experiment import SimpleExperiment
from planout.ops.random import *
from random import randint, choice
import random
import recommender1
import recommender2
application = Flask(__name__)
app = application
app.secret_key = '23987ETFSDDF345560DFSASF45DFDF567'
@app.route("/")
def index():
return render_template("index.html")
@app.route("/login")
def show_login():
model.add_pageview(user_id=None, item_id=None, page="login", activity_type="enter login page",rating=None) #pageview
return render_template("login.html")
@app.route("/login", methods=["POST"])
def process_login():
email = request.form.get("email")
password = request.form.get("password")
user = model.get_user_from_email(email)
if user == None:
flash ("This user is not registered yet")
model.add_pageview(user_id=None, item_id=None, page="login", activity_type="non-registered id / incorrect details",rating=None) #pageview
return redirect('signup')
else:
session['user'] = user.id
model.add_pageview(user_id=user.id, item_id=None, page="login", activity_type="successful login",rating=None) #pageview
return redirect(url_for('show_user_details', id=user.id))
@app.route("/signup")
def show_signup():
return render_template("signup.html")
@app.route("/signup", methods=["POST"])
def make_new_account():
first_name = request.form.get("first_name")
last_name = request.form.get("last_name")
email = request.form.get("email")
password = request.form.get("password")
age = request.form.get("age")
gender = request.form.get("gender")
occupation = request.form.get("occupation")
city = request.form.get("city")
state = request.form.get("state")
country = request.form.get("country")
zipcode = request.form.get("zipcode")
model.create_user(first_name, last_name, email, password, age, gender,occupation, city, state, country, zipcode)
model.add_pageview(user_id=None, item_id=None, page="signup", activity_type="successful signup",rating=None) #pageview
flash ("You're registered! Now please log in")
return redirect('/login')
@app.route("/user_list/", defaults={"page":1})
@app.route("/user_list/<int:page>")
def user_list(page):
perpage = 50
pages = (model.session.query(model.User).count()) / perpage
back_one = page - 1
forward_one = page + 1
user_list = model.session.query(model.User).limit(perpage).offset((page*perpage) -perpage).all()
return render_template("user_list.html", users=user_list, pages=pages, back=back_one, forward=forward_one)
@app.route("/view_user/<int:id>")
def show_user_details(id):
user_id = session["user"]
model.add_pageview(user_id=user_id, item_id=None, page="marketplace", activity_type="enter marketplace",rating=None) #pageview
user = model.session.query(model.User).filter_by(id=id).join(model.Rating).join(model.Item).first()
ratings = model.session.query(model.Rating).options(joinedload(model.Rating.item)).filter_by(user_id=id).all()
return render_template("view_user.html", user=user, ratings=ratings)
@app.route("/view_item/<int:id>")
def view_item_details(id):
item_ratings = model.show_item_details(id)
item = item_ratings[0].item
model.add_pageview(user_id=session["user"], item_id=item.id, page="item", activity_type="start item view",rating=None) #pageview
return render_template("view_item.html", item=item) #prediction_items=prediction_items,
@app.route("/update_rating", methods=["POST"])
def update_rating():
new_rating = request.form.get("rating")
item_id = request.form.get("item")
user_id = session['user']
model.update_rating(user_id, item_id, new_rating)
model.add_pageview(user_id=session["user"], item_id=item_id, page="item", activity_type="rate item",rating=new_rating) #pageview
model.add_pageview(user_id=session["user"], item_id=item_id, page="item", activity_type="end item view",rating=None) #pageview
flash ("You've changed your rating for this item")
return redirect(url_for('show_user_details', id=user_id))
@app.route("/add_cart", methods=["POST"])
def cart_update():
user_id = session['user']
item_id = request.form.get("item")
model.add_cart(user_id, item_id)
model.add_pageview(user_id=session["user"], item_id=item_id, page="cart", activity_type="add to cart",rating=None) #pageview
flash ("You've added to your shopping cart!")
return redirect(url_for('show_user_details', id=user_id))
#
# @app.route("/delete_cart", methods=["POST"])
# def cart_delete():
# user_id = session['user']
# item_id = request.form.get("item")
# model.delete_cart(user_id, item_id)
# flash ("You've deleted from your shopping cart!")
# return redirect(url_for('show_user_details', id=user_id))
class AnchoringExperiment(SimpleExperiment):
def setup(self):
self.set_log_file('anchoring_webapp.log')
def assign(self, params, userid):
params.model_select = UniformChoice(choices=[1,2], unit=userid)
if params.model_select == 1:
params.var = 1
else:
params.var = 2
@app.route("/recommend_compute/<int:id>")
def recsys_compute(id):
user_id = session['user']
model.add_pageview(user_id=session["user"], item_id=None, page="recommender_algorithm", activity_type="initialize recommender", rating=None) #pageview
model.delete_recommendations()
anchoring_exp = AnchoringExperiment(userid=random.random())
selector = anchoring_exp.get("var")
if selector == 1:
recommender1.compute_recommendations()
model.add_algo(user_id=user_id, algorithm="KNNBasic", mae=recommender1.mae1, rmse=recommender1.rmse1)
model.add_pageview(user_id=session["user"], item_id=None, page="recommender_algorithm", activity_type="used recommender 1", rating=None) #pageview
else:
recommender2.compute_recommendations()
model.add_algo(user_id=user_id, algorithm="NMF", mae=recommender2.mae2, rmse=recommender2.rmse2)
model.add_pageview(user_id=session["user"], item_id=None, page="recommender_algorithm", activity_type="used recommender 2", rating=None) #pageview
model.add_pageview(user_id=session["user"], item_id=None, page="recommender_algorithm", activity_type="finish recommender computation", rating=None) #pageview
flash ("You've computed Recommendations! Please dont re-run until new recommendations are required!!")
# return render_template("recommendations.html", id=id)
return redirect(url_for('view_recommendations', id=id))
@app.route("/view_recommendations/<int:id>")
def view_recommendations(id):
rec,pred_1, pred_2, pred_3, pred_4, pred_5, pred_6,pred_7, pred_8, pred_9,pred_10 = model.show_recommendations(id)
model.add_pageview(user_id=session["user"], item_id=None, page="recommendations", activity_type="start viewing recommendations", rating=None) #pageview
return render_template("recommendations.html", id=id, rec=rec, pred_1=pred_1, pred_2=pred_2,pred_3=pred_3, pred_4=pred_4,pred_5=pred_5, pred_6=pred_6, pred_7=pred_7, pred_8=pred_8, pred_9=pred_9, pred_10=pred_10)
@app.route("/rate_recommendations", methods=["POST"])
def add_rec_rating():
user_id = session['user']
user_rating_1 = request.form.get("user_rating_1")
user_rating_2 = request.form.get("user_rating_2")
user_rating_3 = request.form.get("user_rating_3")
user_rating_4 = request.form.get("user_rating_4")
user_rating_5 = request.form.get("user_rating_5")
user_rating_6 = request.form.get("user_rating_6")
user_rating_7 = request.form.get("user_rating_7")
user_rating_8 = request.form.get("user_rating_8")
user_rating_9 = request.form.get("user_rating_9")
user_rating_10 = request.form.get("user_rating_10")
model.add_rec_rating(user_id,user_rating_1,user_rating_2,user_rating_3,user_rating_4,user_rating_5,user_rating_6,user_rating_7,user_rating_8,user_rating_9,user_rating_10)
model.add_pageview(user_id=session["user"], item_id=None, page="recommendations", activity_type="rate recommendations and finish view", rating=None) #pageview
flash ("You've rated your recommendations!Thank you for the feedback!")
return redirect(url_for('to_overall_feedback', id=user_id))
@app.route("/overall_feedback")
def to_overall_feedback():
model.add_pageview(user_id=session["user"], item_id=None, page="feedback", activity_type="start viewing feedback", rating=None) #pageview
return render_template("feedback.html")
@app.route("/overall_feedback", methods=["POST"])
def overall_feedback():
user_id = session['user']
novelty = request.form.get("novelty")
unexpectedness = request.form.get("unexpectedness")
model.add_feedback(user_id,novelty,unexpectedness)
model.add_pageview(user_id=session["user"], item_id=None, page="feedback", activity_type="finish viewing and giving feedback", rating=None) #pageview
flash ("Thank you for the overall feedback!")
return redirect(url_for('show_user_details', id=user_id))
@app.route("/view_cart/<int:id>")
def show_cart_details(id):
user = model.session.query(model.User).filter_by(id=id).join(model.ShoppingCart).join(model.Item).first()
shopitem = model.session.query(model.ShoppingCart).options(joinedload(model.ShoppingCart.item)).filter_by(user_id=id).all()
# ratings = model.session.query(model.Rating).options(joinedload(model.Rating.item)).filter_by(user_id=id).all()
# return render_template("view_user.html", user=user, ratings=ratings)
model.add_pageview(user_id=session["user"], item_id=None, page="cart", activity_type="view cart", rating=None) #pageview
return render_template("shoppercart.html", user=user, shopitem=shopitem)
# @app.route("/delete_cart", methods=["POST"])
# def cart_delete():
# user_id = session['user']
# item_id = request.form.get("item")
# model.delete_cart(user_id, item_id)
# flash ("You've deleted from your shopping cart!")
# return redirect(url_for('show_cart_details', id=user_id))
@app.route("/logout")
def process_logout():
model.add_pageview(user_id=session["user"], item_id=None, page="logout", activity_type="user logout", rating=None) #pageview
session.clear()
return redirect("/")
if __name__ == "__main__":
app.run(debug = True)