Add files via upload

login.py

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+from flask import Flask
+from flask import Flask, flash, redirect, render_template, request, session, abort
+import os
+from sqlalchemy.orm import sessionmaker
+from tabledef import *
+engine = create_engine('sqlite:///tutorial.db', echo=True)
+
+app = Flask(__name__)
+
+@app.route('/')
+def home():
+    if not session.get('logged_in'):
+        return render_template('login.html')
+    else:
+        return "Hello Boss!  <a href='/logout'>Logout</a>"
+
+@app.route('/login', methods=['POST'])
+def do_admin_login():
+
+    POST_USERNAME = str(request.form['username'])
+    POST_PASSWORD = str(request.form['password'])
+
+    Session = sessionmaker(bind=engine)
+    s = Session()
+    query = s.query(User).filter(User.username.in_([POST_USERNAME]), User.password.in_([POST_PASSWORD]) )
+    result = query.first()
+    if result:
+        session['logged_in'] = True
+    else:
+        flash('wrong password!')
+    return home()
+
+@app.route("/logout")
+def logout():
+    session['logged_in'] = False
+    return home()
+
+if __name__ == "__main__":
+    app.secret_key = os.urandom(12)
+    app.run(debug=True,host='0.0.0.0', port=4000)