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main.py
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main.py
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from flask import Flask, request, redirect, render_template, session, flash
from flask_sqlalchemy import SQLAlchemy
from validator import validator
app = Flask(__name__)
app.config['DEBUG'] = True
app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://blogz:password@localhost:8889/blogz'
app.config['SQLALCHEMY_ECHO'] = False
db = SQLAlchemy(app)
app.secret_key = 'Thisismysecret'
class User(db.Model):
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(30))
password = db.Column(db.String(30))
blogs = db.relationship('Blog', backref=db.backref('owner', lazy=True))
def __init__(self, username, password):
self.username = username
self.password = password
class Blog(db.Model):
id = db.Column(db.Integer, primary_key=True)
title = db.Column(db.String(120))
body = db.Column(db.String(1000))
owner_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
def __init__(self, title, body, owner):
self.title = title
self.body = body
self.owner = owner
@app.route('/', methods=['GET'])
def index():
users = User.query.all()
return render_template('index.html',title="Blogz",
users=users)
@app.route('/blog', methods=['POST', 'GET'])
def blog():
if 'user' in request.args:
user_id = request.args.get('user')
owner = User.query.get(user_id)
#filter_by(username=session['username']).first()
blogs = Blog.query.filter_by(owner=owner).all()
return render_template('singleUser.html', title = owner.username + "'s Posts", blogs=blogs)
else:
all_blogs = Blog.query.all()
return render_template('blog.html', title = 'Blogz', blogs=all_blogs )
@app.before_request
def require_login():
allowed_routes = ['','login', 'signup', 'blog', 'index']
if request.endpoint not in allowed_routes and 'username' not in session:
return redirect('/login')
@app.route('/newpost', methods=['GET', 'POST'])
def addpost():
if request.method == 'POST':
blog_title = request.form['title']
blog_content = request.form['entry']
owner = User.query.filter_by(username=session['username']).first()
if blog_title == '' or blog_content == '':
if blog_title == '':
flash('Please enter a title...')
if blog_content == '':
flash('Please enter some content here...')
return render_template('/newpost.html', title=blog_title, entry=blog_content)
new_blog = Blog(blog_title, blog_content, owner)
db.session.add(new_blog)
db.session.commit()
return redirect('/blog?id='+str(new_blog.id))
return render_template('newpost.html')
@app.route('/login', methods=['GET', 'POST'])
def login():
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
user = User.query.filter_by(username=username).first()
if user and user.password == password:
session['username'] = username
return redirect('/')
else:
return '<h1>Failed!</h1>'
return render_template('login.html')
@app.route('/signup', methods=['GET', 'POST'])
def signup():
if request.method == 'GET':
return render_template('signup.html')
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
verify = request.form['verify']
email = request.form['email']
is_error, error_user, error_pass, error_pass_val, error_email = validator(username, password, email, verify)
if not is_error:
session['username'] = username
new_user = User(username, password)
db.session.add(new_user)
db.session.commit()
return redirect('/')
return render_template('signup.html', error_user=error_user, error_pass=error_pass, error_pass_val=error_pass_val, error_email=error_email)
@app.route('/logout')
def logout():
del session['username']
return redirect('/')
if __name__ == '__main__':
db.create_all()
app.run()