156 lines
4.1 KiB
Python
156 lines
4.1 KiB
Python
import os
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import sqlite3
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from flask import Flask, request, session, g, redirect, url_for, abort, \
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render_template, flash
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app = Flask(__name__)
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app.config.from_object(__name__)
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# Load default config and override config from an environment variable
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app.config.update(dict(
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DATABASE=os.path.join(app.root_path, 'cards.db'),
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SECRET_KEY='development key',
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USERNAME='admin',
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PASSWORD='default'
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))
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app.config.from_envvar('CARDS_SETTINGS', silent=True)
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def connect_db():
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rv = sqlite3.connect(app.config['DATABASE'])
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rv.row_factory = sqlite3.Row
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return rv
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def init_db():
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db = get_db()
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with app.open_resource('data/schema.sql', mode='r') as f:
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db.cursor().executescript(f.read())
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db.commit()
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def get_db():
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"""Opens a new database connection if there is none yet for the
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current application context.
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"""
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if not hasattr(g, 'sqlite_db'):
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g.sqlite_db = connect_db()
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return g.sqlite_db
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@app.teardown_appcontext
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def close_db(error):
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"""Closes the database again at the end of the request."""
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if hasattr(g, 'sqlite_db'):
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g.sqlite_db.close()
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# -----------------------------------------------------------
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# Uncomment and use this to initialize database, then comment it
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# You can rerun it to pave the database and start over
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# @app.route('/initdb')
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# def initdb():
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# init_db()
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# return 'Initialized the database.'
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@app.route('/')
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def index():
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return render_template('index.html')
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@app.route('/cards')
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def cards():
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if not session.get('logged_in'):
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return redirect(url_for('login'))
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db = get_db()
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cur = db.execute('SELECT id, type, front, back, known FROM cards ORDER BY id DESC')
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cards = cur.fetchall()
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return render_template('cards.html', cards=cards)
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@app.route('/add', methods=['POST'])
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def add_card():
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if not session.get('logged_in'):
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return redirect(url_for('login'))
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db = get_db()
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db.execute('INSERT INTO cards (type, front, back) VALUES (?, ?, ?)',
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[request.form['type'],
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request.form['front'],
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request.form['back']
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])
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db.commit()
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flash('New card was successfully added.')
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return redirect(url_for('cards'))
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@app.route('/edit/<card_id>')
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def edit(card_id):
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if not session.get('logged_in'):
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return redirect(url_for('login'))
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db = get_db()
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cur = db.execute('SELECT * FROM cards WHERE id = ?', [card_id])
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card = cur.fetchone()
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return render_template('edit.html', card=card)
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@app.route('/edit_card', methods=['POST'])
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def edit_card():
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if not session.get('logged_in'):
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return redirect(url_for('login'))
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selected = request.form.getlist('known')
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known = bool(selected)
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db = get_db()
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db.execute('UPDATE cards set type = ?, front = ?, back = ?, known = ? where id = ?',
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[request.form['type'],
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request.form['front'],
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request.form['back'],
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known,
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request.form['card_id']
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])
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db.commit()
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flash('Card successfully edited.')
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return redirect(url_for('cards'))
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@app.route('/general')
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def general():
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if not session.get('logged_in'):
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return redirect(url_for('login'))
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return render_template('general.html')
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@app.route('/code')
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def code():
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if not session.get('logged_in'):
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return redirect(url_for('login'))
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return render_template('code.html')
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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error = None
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if request.method == 'POST':
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if request.form['username'] != app.config['USERNAME']:
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error = 'Invalid username'
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elif request.form['password'] != app.config['PASSWORD']:
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error = 'Invalid password'
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else:
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session['logged_in'] = True
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session.permanent = True # stay logged in
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flash('You were logged in')
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return redirect(url_for('cards'))
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return render_template('login.html', error=error)
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@app.route('/logout')
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def logout():
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session.pop('logged_in', None)
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flash("You've logged out")
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return redirect(url_for('index'))
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if __name__ == '__main__':
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app.run(host='0.0.0.0')
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