Added LdapAuthProvider, and tweaked login-form to require password and

look pretty.

Author: dorianbrown

knowledge_repo/app/auth_providers/ldap.py

@@ -0,0 +1,29 @@
+
+from flask import request, render_template
+from ldap3 import Server, Connection, ALL
+
+from ..models import User
+from ..auth_provider import KnowledgeAuthProvider
+
+
+class LdapAuthProvider(KnowledgeAuthProvider):
+    _registry_keys = ['ldap']
+
+    def init(self):
+        # Create server connection
+        address = "ldap://127.0.0.1:389" # Move to Config file
+        self.server = Server(address, get_info=ALL)
+
+    def prompt(self):
+        return render_template('auth-login-form.html', skip_password=False)
+
+    def validate(self, user):
+        user_id = user.identifier
+        password = request.form['password']
+        userdn_string = "cn={0},ou=people,dc=planetexpress,dc=com"  # Move to Config file
+        conn = Connection(self.server, user=userdn_string.format(user_id), password=password)
+        return conn.bind()
+
+    # TODO: Populate user with LDAP INFO. Put LDAP Schema in config file?
+    def get_user(self):
+        return User(identifier=request.form['username'])

knowledge_repo/app/templates/auth-login-form.html

@@ -6,7 +6,8 @@
 .login-form {
     display: block;
     list-style-type: none;
-    margin: 10px;
+    width: 340px;
+    margin: 50px auto;
     padding: 1em;
     background: white;
     border: 1px solid #e2ddddcf;
@@ -28,16 +29,21 @@
 .login-form > input[type=submit] {
     margin-bottom: 0px;
 }
+.login-form > p {
+    font-size: 30px;
+    text-align: center;
+}
 
 button, input, select, textarea {
     font-weight: 500;
 }
 </style>
 
 <form name='login' action='authorize' method='POST' class='login-form'>
+<p> Log in </p>
 <input type='text' placeholder="Username" name='username' />
 {% if not skip_password %}
-<input type='password' placeholder="Password" name='password' />
+<input type='password' placeholder="Password" name='password' required/>
 {% endif %}
 <input type='submit' value='Sign in'/>
 </form>