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blog.py
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blog.py
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from flask import Flask, render_template, flash, redirect, url_for, session, logging, request
from flask_mysqldb import MySQL
from wtforms import Form, StringField, TextAreaField, PasswordField, validators
from passlib.hash import sha256_crypt
from functools import wraps
#Kullanıcı Giriş Decorater'ı
def login_required(f):
@wraps(f)
def decorated_function(*args, **kwargs):
if "logged_in" in session:
return f(*args, **kwargs)
else:
flash("Bu sayfayı görüntülemek için lütfen giriş yapın!", "danger")
return redirect(url_for("login"))
return decorated_function
#Kullanıcı Kayıt Formu
class RegisterForm(Form):
name = StringField("İsim Soyisim", validators=[validators.Length(min = 4, max =25)])
username = StringField("Kullanıcı Adı", validators=[validators.Length(min = 5, max =35)])
email = StringField("Email Adresi", validators=[validators.Email(message="Lütfen Geçerli Bir Email Adresi Girin!")])
password = PasswordField("Parola", validators=[
validators.DataRequired(message="Lütfen Bir Parola Belirleyin!"),
validators.EqualTo(fieldname="confirm", message="Parolanız Uyuşmuyor!")])
confirm = PasswordField("Parola Doğrula")
# Giriş Formu
class LoginForm(Form):
username = StringField("Kullanıcı Adı")
password = PasswordField("Parola")
app = Flask(__name__)
app.secret_key = "ybblog"
app.config["MYSQL_HOST"] = "localhost"
app.config["MYSQL_USER"] = "root"
app.config["MYSQL_PASSWORD"] = ""
app.config["MYSQL_DB"] = "ybblog"
app.config["MYSQL_CURSORCLASS"] = "DictCursor"
mysql = MySQL(app)
# Makale Form
class ArticleForm(Form):
title = StringField("Makale Başlığı", validators=[validators.length(min = 5, max = 100)])
content = TextAreaField("Makale İçeriği", validators=[validators.length(min = 10)])
# Ana Sayfa
@app.route("/")
def index():
return render_template("index.html")
# Hakkında
@app.route("/about")
def about():
return render_template("about.html")
# Makale Sayfası
@app.route("/articles")
def articles():
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM articles"
result = cursor.execute(sorgu)
if result > 0:
articles = cursor.fetchall()
return render_template("articles.html", articles = articles)
else:
return render_template("articles.html")
# Kontrol Paneli
@app.route("/dashboard")
@login_required
def dashboard():
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM articles WHERE author = %s"
result = cursor.execute(sorgu, (session["username"], ))
if result > 0:
articles = cursor.fetchall()
return render_template("dashboard.html", articles = articles)
else:
return render_template("dashboard.html")
# Kayıt Olma
@app.route("/register", methods = ["GET", "POST"])
def register():
form = RegisterForm(request.form)
if request.method == "POST" and form.validate():
name = form.name.data
username = form.username.data
email = form.email.data
password = sha256_crypt.encrypt(form.password.data)
cursor = mysql.connection.cursor()
sorgu = "INSERT INTO users(name, email, username, password) VALUES (%s, %s, %s, %s)"
cursor.execute(sorgu, (name, email, username, password))
mysql.connection.commit()
cursor.close()
flash("Başarıyla Kayıt Oldunuz.", "success")
return redirect(url_for("login"))
else:
return render_template("register.html", form = form)
# Login İşlemi
@app.route("/login", methods = ["GET", "POST"])
def login():
form = LoginForm(request.form)
if request.method == "POST":
username = form.username.data
password_entered = form.password.data
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM users WHERE username = %s"
result = cursor.execute(sorgu, (username, ))
if result > 0:
data = cursor.fetchone()
real_password = data["password"]
if sha256_crypt.verify(password_entered, real_password):
flash("Başarıyla Giriş Yaptınız!", "success")
session["logged_in"] = True
session["username"] = username
return redirect(url_for("index"))
else:
flash("Parolanızı Yanlış Girdiniz!", "danger")
return redirect(url_for("login"))
else:
flash("Böyle Bir Kullanıcı Bulunmuyor!", "danger")
return redirect(url_for("login"))
return render_template("login.html", form = form)
# Detay Sayfası
@app.route("/article/<string:id>")
def article(id):
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM articles WHERE id = %s"
result = cursor.execute(sorgu, (id, ))
if result > 0:
article = cursor.fetchone()
return render_template("article.html", article = article)
else:
return render_template("article.html")
# Logout İşlemi
@app.route("/logout")
def logout():
session.clear()
return redirect(url_for("index"))
# Makale Ekleme
@app.route("/addarticle", methods = ["GET", "POST"])
def addarticle():
form = ArticleForm(request.form)
if request.method == "POST" and form.validate():
title = form.title.data
content = form.content.data
cursor = mysql.connection.cursor()
sorgu = "INSERT INTO articles(title, author, content) VALUES(%s, %s, %s)"
cursor.execute(sorgu, (title, session["username"], content))
mysql.connection.commit()
cursor.close()
flash("Makale Başarıyla Eklendi!", "success")
return redirect(url_for("dashboard"))
return render_template("addarticle.html", form = form)
# Makale Silme
@app.route("/delete/<string:id>")
@login_required
def delete(id):
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM articles WHERE author = %s and id = %s"
result = cursor.execute(sorgu, (session["username"], id))
if result > 0:
sorgu2 = "DELETE FROM articles WHERE id = %s"
cursor.execute(sorgu2, (id, ))
mysql.connection.commit()
return redirect(url_for("dashboard"))
else:
flash("Böyle bir makale yok veya bu işlemi yapma yetkiniz yok!", "danger")
return redirect(url_for("index"))
# Makale Güncelleme
@app.route("/edit/<string:id>", methods = ["GET", "POST"])
@login_required
def update(id):
if request.method == "GET":
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM articles WHERE id = %s and author = %s"
result = cursor.execute(sorgu, (id, session["username"]))
if result == 0:
flash("Böyle bir makale yok veya bu işlemi yapma yetkiniz yok!", "danger")
return redirect(url_for("index"))
else:
article = cursor.fetchone()
form = ArticleForm()
form.title.data = article["title"]
form.content.data = article["content"]
return render_template("update.html", form = form)
else:
# POST Request
form = ArticleForm(request.form)
newTitle = form.title.data
newContent = form.content.data
sorgu2 = "UPDATE articles SET title = %s, content = %s WHERE id = %s"
cursor = mysql.connection.cursor()
cursor.execute(sorgu2, (newTitle, newContent, id))
mysql.connection.commit()
flash("Makale başarıyla güncellendi!", "success")
return redirect(url_for("dashboard"))
# Arama URL
@app.route("/search", methods = ["GET", "POST"])
def search():
if request.method == "GET":
return redirect(url_for("index"))
else:
keyword = request.form.get("keyword")
cursor = mysql.connection.cursor()
sorgu = "SELECT * FROM articles WHERE title LIKE '%" + keyword + "%'"
result = cursor.execute(sorgu)
if result == 0:
flash("Aranan kelimeye uygun makale bulunamadı!", "warning")
return redirect(url_for("articles"))
else:
articles = cursor.fetchall()
return render_template("articles.html", articles = articles)
if __name__ == "__main__":
app.run(debug=True)