'fixed' csrf issues

This commit is contained in:
Stephen McQuay 2013-04-23 23:42:29 -07:00
parent dc24ed7e4a
commit 4b8f1aca95
3 changed files with 1 additions and 47 deletions

View File

@ -89,7 +89,6 @@ TEMPLATE_LOADERS = (
MIDDLEWARE_CLASSES = ( MIDDLEWARE_CLASSES = (
'django.middleware.common.CommonMiddleware', 'django.middleware.common.CommonMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware', 'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware', 'django.contrib.messages.middleware.MessageMiddleware',
# Uncomment the next line for simple clickjacking protection: # Uncomment the next line for simple clickjacking protection:

View File

@ -1,44 +0,0 @@
// using jQuery
function getCookie(name) {
var cookieValue = null;
if (document.cookie && document.cookie != '') {
var cookies = document.cookie.split(';');
for (var i = 0; i < cookies.length; i++) {
var cookie = jQuery.trim(cookies[i]);
// Does this cookie string begin with the name we want?
if (cookie.substring(0, name.length + 1) == (name + '=')) {
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookieValue;
}
var csrftoken = getCookie('csrftoken');
function csrfSafeMethod(method) {
// these HTTP methods do not require CSRF protection
return (/^(GET|HEAD|OPTIONS|TRACE)$/.test(method));
}
function sameOrigin(url) {
// test that a given url is a same-origin URL
// url could be relative or scheme relative or absolute
var host = document.location.host; // host + port
var protocol = document.location.protocol;
var sr_origin = '//' + host;
var origin = protocol + sr_origin;
// Allow absolute or scheme relative URLs to same origin
return (url == origin || url.slice(0, origin.length + 1) == origin + '/') ||
(url == sr_origin || url.slice(0, sr_origin.length + 1) == sr_origin + '/') ||
// or any other URL that isn't scheme relative or absolute i.e relative.
!(/^(\/\/|http:|https:).*/.test(url));
}
$.ajaxSetup({
beforeSend: function(xhr, settings) {
if (!csrfSafeMethod(settings.type) && sameOrigin(settings.url)) {
// Send the token to same-origin, relative URLs only.
// Send the token only if the method warrants CSRF protection
// Using the CSRFToken value acquired earlier
xhr.setRequestHeader("X-CSRFToken", csrftoken);
}
}
});

View File

@ -11,14 +11,13 @@
<span class="number" id="operation">+</span> <span class="number" id="operation">+</span>
<span class="number" id="second">0</span> <span class="number" id="second">0</span>
<div> <div>
<input id="answer" type="number" size="2" class="number" autofocus /> <input id="answer" type="tel" size="2" class="number" autofocus />
</div> </div>
</section> </section>
<footer> <footer>
score: <span id="score"></span> score: <span id="score"></span>
</footer> </footer>
<script src="/static/jquery-2.0.0.min.js"></script> <script src="/static/jquery-2.0.0.min.js"></script>
<script src="/static/django-csrf.js"></script>
<script src="/static/math.js"></script> <script src="/static/math.js"></script>
</body> </body>
</html> </html>