first commit

2026-09-12 09:01:12 +02:00
commit 1f22503eae
2 changed files with 67 additions and 0 deletions
@@ -0,0 +1,52 @@
 from flask import Flask, request, redirect, render_template, url_for
 from flask_sqlalchemy import SQLAlchemy
 import string
 import random
 app = Flask(__name__)
 app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///urls.db'
 db = SQLAlchemy(app)
 class URLMapping(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    original_url = db.Column(db.String(500), nullable=False)
    short_url = db.Column(db.String(10), unique=True, nullable=False)
    def __repr__(self):
        return f'<URLMapping {self.short_url}>'
 def generate_short_url():
    return ''.join(random.choices(string.ascii_letters + string.digits, k=6))
@app.route('/')
 def index():
    return render_template('index.html')
@app.route('/shorten', methods=['POST'])
 def shorten_url():
    original_url = request.form['url'].strip()
    if not original_url.startswith(('http://', 'https://')):
        original_url = 'http://' + original_url
    short_url = generate_short_url()
    new_url = URLMapping(original_url=original_url, short_url=short_url)
    db.session.add(new_url)
    db.session.commit()
    full_short_url = request.host_url + short_url
    return f'Short URL: <a href="{full_short_url}">{full_short_url}</a>'
@app.route('/<short_url>')
 def redirect_to_url(short_url):
    url_mapping = URLMapping.query.filter_by(short_url=short_url).first()
    if url_mapping:
        return redirect(url_mapping.original_url)
    return 'URL not found!'
 if __name__ == '__main__':
    with app.app_context():
        db.create_all()
    app.run(debug=False, host='0.0.0.0', port=80)
@@ -0,0 +1,15 @@
 <!DOCTYPE html>
 <html lang="en">
 <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>URL Shortener</title>
 </head>
 <body>
    <h1>URL Shortener</h1>
    <form action="/shorten" method="POST">
        <input type="text" name="url" placeholder="Enter URL" required>
        <button type="submit">Shorten</button>
    </form>
 </body>
 </html>