blueprint and fabric

app/main/__init__.py

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+from flask import Blueprint
+
+main = Blueprint('main', __name__)
+
+from . import views

app/main/forms.py

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+from flask_wtf import FlaskForm
+from wtforms import StringField, SubmitField, TextAreaField,  BooleanField, PasswordField
+from wtforms.validators import DataRequired, Email
+
+
+class ContactForm(FlaskForm):
+    name = StringField("Name: ", validators=[DataRequired()])
+    email = StringField("Email: ", validators=[Email()])
+    message = TextAreaField("Message", validators=[DataRequired()])
+    submit = SubmitField("Submit")
+
+
+class LoginForm(FlaskForm):
+    username = StringField("Username", validators=[DataRequired()])
+    password = PasswordField("Password", validators=[DataRequired()])
+    remember = BooleanField("Remember Me")
+    submit = SubmitField()
+

app/main/views.py

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+from . import main
+from flask import Flask, request, render_template, redirect, url_for, flash, make_response, session
+from flask_login import login_required, login_user, current_user, logout_user
+from app.models import User, Post, Category, Feedback, db
+from .forms import ContactForm, LoginForm
+from werkzeug.exceptions import abort
+
+
+@main.route('/admin/')
+@login_required
+def admin():
+    return render_template('admin.html')
+
+
+@main.route('/')
+def index():
+    name = None
+    if current_user.is_authenticated:
+        name = current_user.name
+    return render_template('index.html', name=name)
+
+
+@main.route('/login/', methods=['post', 'get'])
+def login():
+    if current_user.is_authenticated:
+        return redirect(url_for('.admin'))
+    form = LoginForm()
+    if form.validate_on_submit():
+        user = db.session.query(User).filter(User.username == form.username.data).first()
+        if user and user.check_password(form.password.data):
+            login_user(user, remember=form.remember.data)
+            nextpage = request.args.get('next', url_for('.admin'))
+            return redirect(nextpage)
+        else:
+            flash("Invalid username/password", 'error')
+    return render_template('login.html', form=form)
+
+
+@main.route('/user/<int:user_id>/')
+def user_profile(user_id):
+    user = db.session.query(User).filter(User.id == user_id).first()
+    if not user:
+        abort(404)
+    return "Profile for user: {}".format(user.name)
+
+
+@main.route('/logout/')
+@login_required
+def logout():
+    logout_user()
+    flash("You have been logged out.")
+    return redirect(url_for('.login'))
+
+
+@main.route('/contact/', methods=['get', 'post'])
+def contact():
+    form = ContactForm()
+    if form.validate_on_submit():
+        name = form.name.data
+        email = form.email.data
+        message = form.message.data
+        print(name)
+        print(email)
+        print(message)
+        # здесь логика базы данных
+        feedback = Feedback(name=name, email=email, message=message)
+        db.session.add(feedback)
+        db.session.commit()
+
+        print("\nData received. Now redirecting ...")
+        flash("Message Received", "success")
+        return redirect(url_for('.contact'))
+
+    return render_template('contact.html', form=form)