Move manage.py to root.
[wolnelektury.git] / apps / ajaxable / utils.py
index 79eca52..2f03309 100755 (executable)
@@ -4,16 +4,16 @@ from django.http import (HttpResponse, HttpResponseRedirect,
         HttpResponseForbidden)
 from django.shortcuts import render_to_response
 from django.template import RequestContext
-from django.utils.cache import patch_vary_headers
 from django.utils.encoding import force_unicode
 from django.utils.functional import Promise
 from django.utils.http import urlquote_plus
-from django.utils import simplejson
+import json
 from django.utils.translation import ugettext_lazy as _
 from django.views.decorators.vary import vary_on_headers
+from honeypot.decorators import verify_honeypot_value
 
 
-class LazyEncoder(simplejson.JSONEncoder):
+class LazyEncoder(json.JSONEncoder):
     def default(self, obj):
         if isinstance(obj, Promise):
             return force_unicode(obj)
@@ -24,7 +24,7 @@ class JSONResponse(HttpResponse):
     def __init__(self, data={}, callback=None, **kwargs):
         # get rid of mimetype
         kwargs.pop('mimetype', None)
-        data = simplejson.dumps(data)
+        data = json.dumps(data)
         if callback:
             data = callback + "(" + data + ");" 
         super(JSONResponse, self).__init__(data, mimetype="application/json", **kwargs)
@@ -77,6 +77,7 @@ class AjaxableFormView(object):
     formname = "form"
     form_prefix = None
     full_template = "ajaxable/form_on_page.html"
+    honeypot = False
 
     @method_decorator(vary_on_headers('X-Requested-With'))
     def __call__(self, request, *args, **kwargs):
@@ -87,6 +88,11 @@ class AjaxableFormView(object):
             form_kwargs['prefix'] = self.form_prefix
 
         if request.method == "POST":
+            if self.honeypot:
+                response = verify_honeypot_value(request, None)
+                if response:
+                    return response
+
             # do I need to be logged in?
             if self.POST_login and not request.user.is_authenticated():
                 return require_login(request)
@@ -95,14 +101,16 @@ class AjaxableFormView(object):
             form = self.form_class(*form_args, **form_kwargs)
             if form.is_valid():
                 add_args = self.success(form, request)
-                redirect = request.GET.get('next')
-                if not request.is_ajax() and redirect:
-                    return HttpResponseRedirect(urlquote_plus(
-                            redirect, safe='/?=&'))
-                response_data = {'success': True, 
-                    'message': self.success_message, 'redirect': redirect}
+                response_data = {
+                    'success': True, 
+                    'message': self.success_message,
+                    'redirect': request.GET.get('next')
+                    }
                 if add_args:
                     response_data.update(add_args)
+                if not request.is_ajax() and response_data['redirect']:
+                    return HttpResponseRedirect(urlquote_plus(
+                            response_data['redirect'], safe='/?=&'))
             elif request.is_ajax():
                 # Form was sent with errors. Send them back.
                 if self.form_prefix:
@@ -137,6 +145,7 @@ class AjaxableFormView(object):
         context = {
                 self.formname: form, 
                 "title": title,
+                "honeypot": self.honeypot,
                 "placeholdize": self.placeholdize,
                 "submit": self.submit,
                 "response_data": response_data,
@@ -148,6 +157,16 @@ class AjaxableFormView(object):
         return render_to_response(template, context,
             context_instance=RequestContext(request))
 
+    def redirect_or_refresh(self, request, path, message=None):
+        """If the form is AJAX, refresh the page. If not, go to `path`.""" 
+        if request.is_ajax():
+            output = "<script>window.location.reload()</script>"
+            if message:
+                output = "<div class='normal-text'>" + message + "</div>" + output
+            return HttpResponse(output);
+        else:
+            return HttpResponseRedirect(path)
+
     def get_object(self, request, *args, **kwargs):
         """Override to parse view args and get some associated data."""
         return None