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40 lines
1.1 KiB
40 lines
1.1 KiB
from flask import Flask, render_template, session, redirect, url_for, flash
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from flask_bootstrap import Bootstrap
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from flask_moment import Moment
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from flask_wtf import FlaskForm
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from wtforms import StringField, SubmitField
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from wtforms.validators import DataRequired
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app = Flask(__name__)
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app.config['SECRET_KEY'] = 'hard to guess string'
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bootstrap = Bootstrap(app)
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moment = Moment(app)
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class NameForm(FlaskForm):
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name = StringField('What is your name?', validators=[DataRequired()])
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submit = SubmitField('Submit')
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@app.errorhandler(404)
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def page_not_found(e):
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return render_template('404.html'), 404
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@app.errorhandler(500)
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def internal_server_error(e):
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return render_template('500.html'), 500
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@app.route('/', methods=['GET', 'POST'])
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def index():
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form = NameForm()
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if form.validate_on_submit():
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old_name = session.get('name')
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if old_name is not None and old_name != form.name.data:
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flash('Loks like you have changed your name!')
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session['name'] = form.name.data
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return redirect(url_for('index'))
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return render_template('index.html', form=form, name=session.get('name'))
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