/
app.py
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/
app.py
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from flask import (Flask, g, render_template, flash, redirect, url_for, abort)
from flask_bcrypt import check_password_hash
from flask_login import (LoginManager, login_user, logout_user,
login_required, current_user)
import utils
import models
import forms
DEBUG = True
PORT = 8000
HOST = '127.0.0.1'
app = Flask(__name__)
app.secret_key = 'aksdhk2je3hr4%$wsefjkasdR"r4kljsfdf$'
login_manager = LoginManager()
login_manager.init_app(app)
login_manager.login_view = 'login'
@login_manager.user_loader
def load_user(userid):
try:
return models.User.get(models.User.id == userid)
except models.DoesNotExist:
return None
@app.before_request
def before_request():
"""Connect to the database before each request."""
g.db = models.DATABASE
g.db.connect()
g.user = current_user
@app.after_request
def after_request(response):
"""Close the database connection after each requests."""
g.db.close()
return response
@app.route('/login', methods=('GET', 'POST'))
def login():
"""Login user."""
form = forms.LoginForm()
if form.validate_on_submit():
try:
user = models.User.get(models.User.email == form.email.data)
except models.DoesNotExist:
flash("Your email or password doesn't match!", "error")
else:
if check_password_hash(user.password, form.password.data):
login_user(user)
flash("You've been logged in!", "success")
return redirect(url_for('show_entries'))
else:
flash("Your email or password doesn't match!", "error")
return render_template('login.html', form=form)
@app.route('/logout')
@login_required
def logout():
"""Logout user."""
logout_user()
flash("You've been logged out! Come back soon!", "success")
return redirect(url_for('show_entries'))
@app.route('/entry', methods=('GET', 'POST'))
@login_required
def add_entry():
"""
Add a new entry to the journal list. These are the fields:
Title, Date, Time Spent, What you learned and Resources
"""
form = forms.AddEntry()
if form.validate_on_submit():
models.Entry.create(
title=form.title.data.strip(),
date=form.date.data,
time=form.time.data,
learned=form.learned.data.strip(),
resources=form.resources.data.strip(),
tags=form.tags.data.strip()
)
flash("Journal entry saved!", "success")
return redirect(url_for('show_entries'))
return render_template('new.html', form=form)
@app.route('/')
@app.route('/entries')
@app.route('/entries/<tag>')
def show_entries(tag=None):
"""
Displays a list of journal entries, with Title, Date and Tags
as fields. Title is a hyperlink to the detail page for that
entry. Tags filters the entries to show only the tagged ones.
"""
if tag:
entries = models.Entry.select().where(
models.Entry.tags.contains(tag)
)
if entries.count() == 0:
abort(404)
else:
entries = models.Entry.select().order_by(
models.Entry.date.desc()
)
return render_template('index.html', entries=entries)
@app.route('/details/<slug>')
@login_required
def show_details(slug):
"""
Displays all info for the entry selected. It also let the user
to edit or delete the entry.
"""
try:
entry = models.Entry.get(
models.Entry.slug == slug
)
except models.DoesNotExist:
abort(404)
return render_template('detail.html', entry=entry)
@app.route('/entries/edit/<slug>', methods=('GET', 'POST'))
@login_required
def edit_entry(slug):
"""Allows the user to edit the current entry."""
try:
entry = models.Entry.get(
models.Entry.slug == slug
)
except models.DoesNotExist:
abort(404)
else:
form = forms.EditEntry()
if form.validate_on_submit():
edited_entry = models.Entry.update(
title=form.title.data.strip(),
date=form.date.data,
time=form.time.data,
learned=form.learned.data.strip(),
resources=form.resources.data.strip(),
tags=form.tags.data.strip()
).where(models.Entry.slug == slug)
edited_entry.execute()
new_entry = models.Entry.get(
models.Entry.slug == slug
)
new_entry.slug = utils.slugify(entry.title)
new_entry.save()
flash("Entry edited successfully", "success")
return redirect(url_for('show_entries'))
return render_template('edit.html', form=form)
@app.route('/entries/delete/<slug>')
@login_required
def delete_entry(slug):
"""Let the user to delete the current entry."""
try:
entry = models.Entry.get(models.Entry.slug == slug)
except models.DoesNotExist:
abort(404)
else:
entry.delete_instance()
flash("Entry deleted successfully!", "success")
return redirect(url_for('show_entries'))
@app.errorhandler(404)
def not_found(error):
"""404 error page."""
return render_template('404.html'), 404
if __name__ == '__main__':
models.initialize()
try:
models.User.create_user(
email='testuser@example.com',
password='password'
)
except ValueError:
pass
app.run(debug=DEBUG, host=HOST, port=PORT)