From a26eb822c63d695df78943216f761e419a89ed83 Mon Sep 17 00:00:00 2001
From: Markus Hauschild <hauschildm@gmx.net>
Date: Wed, 17 Jun 2015 20:13:55 +0200
Subject: [PATCH] Use ldap/redis. Use external configuration file (example
 provided). Prepare login.

---
 README.md               |  2 ++
 config.cfg.example      |  5 +++++
 index.py                | 21 +++++++++++++++++++--
 templates/_helpers.html |  3 +++
 templates/index.html    |  3 +--
 templates/login.html    | 15 +++++++++++++++
 6 files changed, 45 insertions(+), 4 deletions(-)
 create mode 100644 config.cfg.example
 create mode 100644 templates/_helpers.html
 create mode 100644 templates/login.html

diff --git a/README.md b/README.md
index 36e8ab6..dfb3902 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,8 @@ TBA
 
 * py-flask >= 0.10
 * py-flask-wtf >= 0.10
+* py-ldap >= 2.4.15
+* py-redis >= 2.10
 
 ## Misc
 
diff --git a/config.cfg.example b/config.cfg.example
new file mode 100644
index 0000000..a8c361f
--- /dev/null
+++ b/config.cfg.example
@@ -0,0 +1,5 @@
+DEBUG = True
+SECRET_KEY = "CHANGE!ME"
+
+LDAP_URI = "ldaps://ldap.example.com"
+LDAP_BASE = "ou=people,dc=example,dc=com"
diff --git a/index.py b/index.py
index f543b10..23d48a3 100755
--- a/index.py
+++ b/index.py
@@ -2,19 +2,36 @@
 
 from flask import Flask, render_template, redirect, url_for, session
 from flask_wtf import Form
+import ldap
+from redis import Redis
 from wtforms.fields import PasswordField, SelectField, StringField, SubmitField
 from wtforms.validators import Required
 
 app = Flask(__name__)
-app.config['SECRET_KEY'] = 'CHANGE!ME'
+app.config.from_pyfile('index.cfg')
 app.jinja_env.trim_blocks = True
 app.jinja_env.lstrip_blocks = True
 
+rdb = Redis(host='127.0.0.1', password='foobared')
+
+
+class LoginForm(Form):
+	user = StringField('Username', validators=[Required()])
+	pswd = PasswordField('Password', validators=[Required()])
+	submit = SubmitField('Login')
+
 
 @app.route('/')
 def index():
 	return render_template('index.html')
 
+@app.route('/login', methods=['GET', 'POST'])
+def login():
+	form = LoginForm()
+	if form.validate_on_submit():
+		# TODO implement login with LDAP
+		return redirect(url_for('index'))
+	return render_template('login.html', form=form)
 
 if __name__ == '__main__':
-	app.run(host='0.0.0.0', port=5000, debug=True)
+	app.run(host='0.0.0.0', port=5000)
diff --git a/templates/_helpers.html b/templates/_helpers.html
new file mode 100644
index 0000000..71a4f54
--- /dev/null
+++ b/templates/_helpers.html
@@ -0,0 +1,3 @@
+{% macro render_field(field) %}
+<div class="form-group {% if field.errors %}has-error{% endif %}">{{ field.label(class_="control-label") }}{{ field(class_="form-control") }}{% for error in field.errors %}[ {{ error }} ]{% endfor %}</div>
+{%- endmacro %}
diff --git a/templates/index.html b/templates/index.html
index 3b8ff08..86329a5 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -4,7 +4,6 @@
 {% endblock %}
 {% block navigation %}
 		<ul>
-			<li><a href="#">Foo</a></li>
-			<li><a href="#">Bar</a></li>
+			<li><a href="{{ url_for('login') }}">Login</a></li>
 		</ul>
 {% endblock %}
diff --git a/templates/login.html b/templates/login.html
new file mode 100644
index 0000000..3b099e3
--- /dev/null
+++ b/templates/login.html
@@ -0,0 +1,15 @@
+{% from "_helpers.html" import render_field %}
+{% extends "base.html" %}
+{% block content %}
+		<form method="POST">
+		{{ form.hidden_tag() }}
+		{{ render_field(form.user) }}
+		{{ render_field(form.pswd) }}
+		<div class="form-group">{{ form.submit(class_="btn btn-default") }}</div>
+		</form>
+{% endblock %}
+{% block navigation %}
+		<ul>
+			<li><a href="{{ url_for('login') }}">Login</a></li>
+		</ul>
+{% endblock %}