Allow to delete all snippets at once.

dpaste/templates/dpaste/snippet_list.html

@@ -8,13 +8,20 @@
 {% block dpaste_nav_history %}active{% endblock %}
 {% block page %}
     {% for snippet in snippet_list %}
-    <h4 style="margin-top: 50px;">
+    <h4 style="{% if not forloop.first %}margin-top: 50px;{% endif %}">
         <a title="{{ snippet.published|date:_("DATETIME_FORMAT") }}" href="{{ snippet.get_absolute_url }}">
             {% blocktrans with snippet.published|timesince as since %}{{ since }} ago{% endblocktrans %}
         </a>
     </h4>
     {% include "dpaste/snippet_pre.html" %}
     {% empty %}
+    <div>
         <p>{% trans "No snippets saved. Either all your snippets are expired or your cookie has changed." %}</p>
+    </div>
     {% endfor %}
+
+    <hr/>
+    <div>
+        <p><a href="?delete-all">Delete all your snippets.</a></p>
+    </div>
 {% endblock %}

dpaste/views.py

@@ -116,7 +116,7 @@ def snippet_delete(request, snippet_id=None):
         raise Http404('No snippet id given')
     snippet = get_object_or_404(Snippet, secret_id=snippet_id)
     snippet.delete()
-    return HttpResponseRedirect(reverse('snippet_new') + '?delete=1')
+    return HttpResponseRedirect(reverse('snippet_new'))
 
 
 def snippet_history(request, template_name='dpaste/snippet_list.html'):
@@ -124,10 +124,16 @@ def snippet_history(request, template_name='dpaste/snippet_list.html'):
     Display the last `n` snippets created by this user (and saved in his
     session).
     """
-    try:
-        snippet_list = get_list_or_404(Snippet, pk__in=request.session.get('snippet_list', None))
-    except ValueError:
     snippet_list = None
+    snippet_id_list = request.session.get('snippet_list', None)
+    if snippet_id_list:
+        snippet_list = Snippet.objects.filter(pk__in=snippet_id_list)
+
+    if 'delete-all' in request.GET:
+        if snippet_list:
+            for s in snippet_list:
+                s.delete()
+        return HttpResponseRedirect(reverse('snippet_history'))
 
     template_context = {
         'snippets_max': getattr(settings, 'DPASTE_MAX_SNIPPETS_PER_USER', 10),