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lush
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added CRUD functionality for posts and wrote the first test post.

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master
grumbulon 2 years ago
parent 45e135a276
commit f9c41626e1
9 changed files with 215 additions and 2 deletions
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19
LICENSE
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MIT License Copyright (c) <year> <copyrightholders>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is furnished
to do so, subject to the following conditions:
The above copyright notice and this permission notice (including the next
paragraph) shall be included in all copies or substantial portions of the
Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

5
README.md
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# lush
lush is a minimalist blogging platform for the common writer.
No bloat, no js, no bs.

3
lush/__init__.py
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@ -36,5 +36,8 @@ def create_app(test_config=None):
from . import auth
app.register_blueprint(auth.bp)
from . import blog
app.register_blueprint(blog.bp)
app.add_url_rule('/', endpoint='index')
return app

97
lush/blog.py
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from flask import (
Blueprint, flash, g, redirect, render_template, request, url_for
)
from werkzeug.exceptions import abort
from lush.auth import login_required
from lush.db import get_db
bp = Blueprint('blog', __name__)
@bp.route('/')
def index():
db = get_db()
posts = db.execute(
'SELECT p.id, title, body, created, author_id, username'
' FROM post p JOIN user u ON p.author_id = u.id'
' ORDER BY created DESC'
).fetchall()
return render_template('blog/index.html', posts=posts)
@bp.route('/create', methods=('GET', 'POST'))
@login_required
def create():
if request.method == 'POST':
title = request.form['title']
body = request.form['body']
error = None
if not title:
error = 'Title is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'INSERT INTO post (title, body, author_id)'
' VALUES (?, ?, ?)',
(title, body, g.user['id'])
)
db.commit()
return redirect(url_for('blog.index'))
return render_template('blog/create.html')
def get_post(id, check_author=True):
post = get_db().execute(
'SELECT p.id, title, body, created, author_id, username'
' FROM post p JOIN user u ON p.author_id = u.id'
' WHERE p.id = ?',
(id,)
).fetchone()
if post is None:
abort(404, f"Post id {id} doesn't exist.")
if check_author and post['author_id'] != g.user['id']:
abort(403)
return post
@bp.route('/<int:id>/update', methods=('GET', 'POST'))
@login_required
def update(id):
post = get_post(id)
if request.method == 'POST':
title = request.form['title']
body = request.form['body']
error = None
if not title:
error = 'Title is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'UPDATE post SET title = ?, body = ?'
' WHERE id = ?',
(title, body, id)
)
db.commit()
return redirect(url_for('blog.index'))
return render_template('blog/update.html', post=post)
@bp.route('/<int:id>/delete', methods=('POST',))
@login_required
def delete(id):
get_post(id)
db = get_db()
db.execute('DELETE FROM post WHERE id = ?', (id,))
db.commit()
return redirect(url_for('blog.index'))

4
lush/db.py
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@ -7,13 +7,13 @@ from flask.cli import with_appcontext
def get_db():
if 'db' not in g:
g.db = sqlite3.connect(
current_app.config['DATABASE'],
"./instance/lush.sqlite",
detect_types=sqlite3.PARSE_DECLTYPES
)
g.db.row_factory = sqlite3.Row
return g.db
return g.db
def close_db(e=None):
db = g.pop('db', None)

26
lush/static/style.css
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html { font-family: sans-serif; background: rgb(0, 0, 0); padding: 1rem; }
body { max-width: 960px; margin: 0 auto; background: rgb(97, 93, 93); }
h1 { font-family: serif; color: #b1d4eb; margin: 1rem 0; }
a { color: #78b3db; }
hr { border: none; border-top: 1px solid lightgray; }
nav { background: rgb(97, 93, 93); display: flex; align-items: center; padding: 0 0.5rem; }
nav h1 { flex: auto; margin: 0; }
nav h1 a { text-decoration: none; padding: 0.25rem 0.5rem; }
nav ul { display: flex; list-style: none; margin: 0; padding: 0; }
nav ul li a, nav ul li span, header .action { display: block; padding: 0.5rem; }
.content { padding: 0 1rem 1rem; }
.content > header { border-bottom: 1px solid lightgray; display: flex; align-items: flex-end; }
.content > header h1 { flex: auto; margin: 1rem 0 0.25rem 0; }
.flash { margin: 1em 0; padding: 1em; background: #cae6f6; border: 1px solid #377ba8; }
.post > header { display: flex; align-items: flex-end; font-size: 1.30em; }
.post > header > div:first-of-type { flex: auto; }
.post > header h1 { font-size: 2em; margin-bottom: 0; }
.post .about { color: slategray; font-style: italic; }
.post .body { white-space: pre-line; }
.content:last-child { margin-bottom: 0; }
.content form { margin: 1em 0; display: flex; flex-direction: column; }
.content label { font-weight: bold; margin-bottom: 0.5em; }
.content input, .content textarea { margin-bottom: 1em; background: rgb(136, 127, 127); }
.content textarea { min-height: 12em; resize: vertical; }
input.danger { color: #cc2f2e; }
input[type=submit] { align-self: start; min-width: 10em; }

15
lush/templates/blog/create.html
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{% extends 'base.html' %}
{% block header %}
<h1>{% block title %}New Post{% endblock %}</h1>
{% endblock %}
{% block content %}
<form method="post">
<label for="title">Title</label>
<input name="title" id="title" value="{{ request.form['title'] }}" required>
<label for="body">Body</label>
<textarea name="body" id="body">{{ request.form['body'] }}</textarea>
<input type="submit" value="Save">
</form>
{% endblock %}

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lush/templates/blog/index.html
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{% extends 'base.html' %}
{% block header %}
<h1>{% block title %}Posts{% endblock %}</h1>
{% if g.user %}
<a class="action" href="{{ url_for('blog.create') }}">New</a>
{% endif %}
{% endblock %}
{% block content %}
{% for post in posts %}
<article class="post">
<header>
<div>
<h1>{{ post['title'] }}</h1>
<div class="about">by {{ post['username'] }} on {{ post['created'].strftime('%Y-%m-%d') }}</div>
</div>
{% if g.user['id'] == post['author_id'] %}
<a class="action" href="{{ url_for('blog.update', id=post['id']) }}">Edit</a>
{% endif %}
</header>
<p class="body">{{ post['body'] }}</p>
</article>
{% if not loop.last %}
<hr>
{% endif %}
{% endfor %}
{% endblock %}

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lush/templates/blog/update.html
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{% extends 'base.html' %}
{% block header %}
<h1>{% block title %}Edit "{{ post['title'] }}"{% endblock %}</h1>
{% endblock %}
{% block content %}
<form method="post">
<label for="title">Title</label>
<input name="title" id="title"
value="{{ request.form['title'] or post['title'] }}" required>
<label for="body">Body</label>
<textarea name="body" id="body">{{ request.form['body'] or post['body'] }}</textarea>
<input type="submit" value="Save">
</form>
<hr>
<form action="{{ url_for('blog.delete', id=post['id']) }}" method="post">
<input class="danger" type="submit" value="Delete" onclick="return confirm('Are you sure?');">
</form>
{% endblock %}
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