flash error messages

2 files changed, 17 insertions, 4 deletions

diff --git a/famille.py b/famille.py
index cdf3ac9..d03b5ad 100644
--- a/famille.py
+++ b/famille.py
@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 import sqlite3
 #all the imports
-from flask import Flask, request, session, g, redirect, url_for, render_template
+from flask import Flask, request, session, g, redirect, url_for, render_template, flash
 from functools import wraps
 import hashlib
 from pytz import timezone
@@ -259,10 +259,12 @@ def login():
                 db.commit()
                 return redirect(url_for('list_news'))
             else:
-                error = u'Mot de passe incorrect'
+                flash(u'Mot de passe incorrect')
+                return redirect(url_for('login'))
         else:
-            error = u'Utilisateur non enregistré'
-    return render_template('login.html', error=error)
+            flash(u'Utilisateur non enregistré')
+            return redirect(url_for('login'))
+    return render_template('login.html')
 
 @app.route('/logout/')
 @login_required
diff --git a/templates/login.html b/templates/login.html
index f0de980..8179f54 100644
--- a/templates/login.html
+++ b/templates/login.html
@@ -19,6 +19,17 @@
                  name="password" placeholder="Mot de passe"/>
         </div>
       </div>
+      {% with messages = get_flashed_messages() %}
+      {% if messages %}
+      {% for message in messages %}
+      <div class="alert alert-danger" role="alert">
+        <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true">
+        </span>
+        {{message}}
+      </div>
+      {% endfor %}
+      {% endif %}
+      {% endwith %}
       <div class="form-group">
         <div class="col-md-offset-4 col-md-8">
           <button type="submit" class="btn btn-primary" name="login">