Picture-Puzzle-website/main.py

339 lines
12 KiB
Python

from flask import Flask, render_template, redirect, request, session, url_for, g, send_from_directory
from flask_sqlalchemy import SQLAlchemy
from sqlalchemy.orm import relationship
from flask_admin import Admin, AdminIndexView, expose, BaseView
from flask_admin.contrib.sqla import ModelView
from flask_wtf import FlaskForm
from flask_wtf.file import FileField, FileAllowed
from wtforms import StringField, TextAreaField, SelectField
from wtforms.validators import InputRequired
from werkzeug.utils import secure_filename
from functools import wraps
from datetime import datetime
import os
import logging
from sqlalchemy import func
# import csv
# from sqlalchemy import create_engine, Table, MetaData
app = Flask(__name__)
app.secret_key = 'bebra'
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///Picture_Puzzle_web.db'
app.config['UPLOAD_FOLDER'] = 'uploads'
app.config['ALLOWED_EXTENSIONS'] = {'png', 'jpg', 'jpeg', 'gif', 'mp4', 'waw', 'pdf'}
db = SQLAlchemy(app)
logging.basicConfig(level=logging.DEBUG)
class User(db.Model):
__tablename__ = 'user'
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(100), unique=True, nullable=False)
password = db.Column(db.String(100), nullable=False)
email = db.Column(db.String(100), unique=True, nullable=False)
class Post(db.Model):
__tablename__ = 'post'
id = db.Column(db.Integer, primary_key=True)
date_created = db.Column(db.String(100), unique=False, nullable=False)
alias = db.Column(db.String(100), unique=True, nullable=False)
title = db.Column(db.String(100), nullable=False)
image = db.Column(db.String(100), nullable=False)
class ForumCategory(db.Model):
__tablename__ = 'forumcategory'
id = db.Column(db.Integer, primary_key=True)
category_name = db.Column(db.String(100), nullable=False)
description = db.Column(db.String(200))
class ForumPost(db.Model):
__tablename__ = 'forumpost'
id = db.Column(db.Integer, primary_key=True)
category_id = db.Column(db.Integer, db.ForeignKey('forumcategory.id'), nullable=False)
post_name = db.Column(db.String(100), nullable=False)
created_by = db.Column(db.String(100), nullable=False)
creation_date = db.Column(db.DateTime, default=datetime.now)
media = db.relationship('Media', backref='forumpost', lazy=True)
text = db.Column(db.Text, nullable=False)
edited = db.Column(db.Boolean, default=False)
upvotes = db.Column(db.Integer, default=0)
downvotes = db.Column(db.Integer, default=0)
class ForumComment(db.Model):
__tablename__ = 'forumcomment'
id = db.Column(db.Integer, primary_key=True)
post_id = db.Column(db.Integer, db.ForeignKey('forumpost.id'), nullable=False)
created_by = db.Column(db.String(100), nullable=False)
creation_date = db.Column(db.DateTime, nullable=False)
media = db.Column(db.Integer)
text = db.Column(db.Text, nullable=False)
edited = db.Column(db.Boolean, default=False)
upvotes = db.Column(db.Integer, default=0)
downvotes = db.Column(db.Integer, default=0)
post = relationship("ForumPost", primaryjoin="foreign(ForumComment.post_id) == remote(ForumPost.id)")
class Media(db.Model):
__tablename__ = 'media'
id = db.Column(db.Integer, primary_key=True)
post_id = db.Column(db.Integer, db.ForeignKey('forumpost.id'), nullable=False)
filename = db.Column(db.String(100), nullable=False)
class CreatePostForm(FlaskForm):
category_id = SelectField('Category', validators=[InputRequired()], coerce=int)
post_name = StringField('Post Title', validators=[InputRequired()])
created_by = StringField('Your Name', validators=[InputRequired()])
text = TextAreaField('Post Content', validators=[InputRequired()])
media = FileField('Insert Media', validators=[FileAllowed(app.config['ALLOWED_EXTENSIONS'])])
def admin_login_required(view_func):
@wraps(view_func)
def decorated_function(*args, **kwargs):
if not session.get('admin_logged_in'):
return redirect(url_for('admin_login'))
return view_func(*args, **kwargs)
return decorated_function
class MyAdminIndexView(AdminIndexView):
@expose('/')
@admin_login_required
def index(self):
return self.render('admin/index.html')
class UserAdminView(ModelView):
column_exclude_list = ['password']
can_export = True
export_types = ['csv']
class AdminView(ModelView):
can_export = True
export_types = ['csv']
class LogoutView(BaseView):
@expose('/')
def index(self):
session.pop("admin_logged_in", None)
return redirect(url_for("index"))
admin = Admin(app, name='Admin Panel', template_mode='bootstrap3', index_view=MyAdminIndexView())
admin.add_view(UserAdminView(User, db.session))
admin.add_view(AdminView(Post, db.session))
admin.add_view(AdminView(ForumCategory, db.session))
admin.add_view(AdminView(ForumPost, db.session))
admin.add_view(AdminView(ForumComment, db.session))
admin.add_view(AdminView(Media, db.session))
admin.add_view(LogoutView(name='Logout', endpoint='admin_logout'))
@app.before_request
def check_admin_login():
if request.path.startswith('/admin/') and not session.get('admin_logged_in'):
if request.path != '/admin/login' and request.path != '/admin/logout':
return redirect(url_for('admin_login'))
ADMIN_USERNAME = 'user'
ADMIN_PASSWORD = '1234321'
@app.before_request
def before_request():
g.user = None
if 'username' in session:
user = User.query.filter_by(username=session['username']).first()
g.user = user
@app.route("/admin/login", methods=["GET", "POST"])
def admin_login():
if request.method == "POST":
username = request.form["username"]
password = request.form["password"]
if username == ADMIN_USERNAME and password == ADMIN_PASSWORD:
session["admin_logged_in"] = True
return redirect(url_for("admin.index"))
else:
return render_template("admin/login.html", error_msg="Invalid credentials")
return render_template("admin/login.html", error_msg=None)
@app.route("/admin/logout")
def admin_logout():
session.pop("admin_logged_in", None)
return redirect(url_for("admin_login"))
@app.route("/register", methods=["GET", "POST"])
def register():
if request.method == "POST":
username = request.form["username"]
email = request.form["email"]
password = request.form["password"]
existing_user = User.query.filter_by(email=email).first()
if existing_user:
error_msg = "Email already exists"
return render_template("auth/register.html", error_msg=error_msg)
existing_username = User.query.filter_by(username=username).first()
if existing_username:
error_msg = "Username already exists"
return render_template("auth/register.html", error_msg=error_msg)
new_user = User(username=username, email=email, password=password) # type: ignore
db.session.add(new_user)
db.session.commit()
return redirect(url_for("login"))
return render_template("auth/register.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, password=password).first()
if user:
session["username"] = username
return redirect(url_for("index"))
return render_template("auth/login.html")
@app.route("/logout")
def logout():
session.pop("username", None)
return redirect(url_for("index"))
@app.route("/")
def index():
latest_posts = Post.query.all()[::-1]
return render_template("index.html", latest_posts=latest_posts)
@app.route("/posts")
def all_posts():
all_posts = Post.query.all()[::-1]
return render_template("posts.html", posts=all_posts)
@app.route("/posts/<alias>")
def post(alias):
post_info = Post.query.filter_by(alias=alias).first()
if post_info:
return render_template(f"{alias}.html", post_info=post_info)
else:
return "Post not found", 404
@app.route('/forums')
def forums():
categories = ForumCategory.query.all()
return render_template('forums.html', categories=categories)
@app.route('/forums/<category_name>')
def category(category_name):
category_name = category_name.capitalize()
print("Received category name:", category_name)
category = ForumCategory.query.filter_by(category_name=category_name).first()
if category:
posts = ForumPost.query.filter_by(category_id=category.id).limit(10).all()
return render_template('category.html', category=category, posts=posts)
else:
return "Category not found", 404
@app.route('/forums/<int:category_id>/create_post', methods=['GET', 'POST'])
def create_post(category_id):
form = CreatePostForm()
category = ForumCategory.query.get_or_404(category_id)
form.category_id.choices = [(category.id, category.category_name) for category in ForumCategory.query.all()]
if not g.user:
return redirect(url_for('login'))
if request.method == 'POST':
post_name = request.form['post_name']
text = request.form['text']
media_files = request.files.getlist('media')
media_filenames = []
for file in media_files:
if file:
filename = secure_filename(file.filename)
file.save(os.path.join(app.config['UPLOAD_FOLDER'], filename))
media_filenames.append(filename)
user_nickname = g.user.username
new_post = ForumPost(
category_id=category_id,
post_name=post_name,
created_by=user_nickname,
text=text,
creation_date=datetime.now(),
edited=False
)
db.session.add(new_post)
db.session.commit()
for filename in media_filenames:
new_media = Media(post_id=new_post.id, filename=filename)
db.session.add(new_media)
db.session.commit()
return redirect(url_for('category', category_name=category.category_name.lower()))
return render_template('create_post.html', form=form, category=category)
@app.route('/forums/<category_name>/<int:post_id>', methods=['GET', 'POST'])
def view_post(category_name, post_id):
post = ForumPost.query.get_or_404(post_id)
comments = ForumComment.query.filter_by(post_id=post_id).all()
comment_count = len(comments)
if request.method == 'POST':
created_by = request.form['created_by']
text = request.form['text']
creation_date = datetime.now()
new_comment = ForumComment(post_id=post_id, created_by=created_by, text=text, creation_date=creation_date)
db.session.add(new_comment)
db.session.commit()
return redirect(url_for('view_post', category_name=category_name, post_id=post_id))
return render_template('post.html', post=post, comment_count=comment_count, comments=comments)
@app.route('/forums/upvote_post/<int:post_id>')
def upvote_post(post_id):
post = ForumPost.query.get_or_404(post_id)
post.upvotes += 1
db.session.commit()
return redirect(request.referrer)
@app.route('/forums/downvote_post/<int:post_id>')
def downvote_post(post_id):
post = ForumPost.query.get_or_404(post_id)
post.downvotes += 1
db.session.commit()
return redirect(request.referrer)
@app.route('/forums/upvote_comment/<int:comment_id>')
def upvote_comment(comment_id):
comment = ForumComment.query.get_or_404(comment_id)
comment.upvotes += 1
db.session.commit()
return redirect(request.referrer)
@app.route('/forums/downvote_comment/<int:comment_id>')
def downvote_comment(comment_id):
comment = ForumComment.query.get_or_404(comment_id)
comment.downvotes += 1
db.session.commit()
return redirect(request.referrer)
@app.route('/uploads/<path:filename>')
def uploaded_file(filename):
return send_from_directory(app.config['UPLOAD_FOLDER'], filename)
@app.route("/about")
def about():
return render_template("about.html")
def recreate_database():
if os.path.exists('Picture_Puzzle_web.db'):
os.remove('Picture_Puzzle_web.db')
with app.app_context():
db.create_all()
if __name__ == '__main__':
recreate_database()
app.run(debug=True)