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[wolnelektury.git] / apps / ajaxable / utils.py

diff --git a/apps/ajaxable/utils.py b/apps/ajaxable/utils.py
index ac8d5c6..4ae6e86 100755 (executable)
--- a/apps/ajaxable/utils.py
+++ b/apps/ajaxable/utils.py
@@ -4,13 +4,13 @@ from django.http import (HttpResponse, HttpResponseRedirect,
         HttpResponseForbidden)
 from django.shortcuts import render_to_response
 from django.template import RequestContext
         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
 from django.utils.translation import ugettext_lazy as _
 from django.views.decorators.vary import vary_on_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
 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(simplejson.JSONEncoder):


@@ -77,16 +77,22 @@ class AjaxableFormView(object):
     formname = "form"
     form_prefix = None
     full_template = "ajaxable/form_on_page.html"
     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):
         """A view displaying a form, or JSON if request is AJAX."""
 
     @method_decorator(vary_on_headers('X-Requested-With'))
     def __call__(self, request, *args, **kwargs):
         """A view displaying a form, or JSON if request is AJAX."""

-        #form_class = placeholdized(self.form_class) if self.placeholdize else self.form_class
-        form_args, form_kwargs = self.form_args(request, *args, **kwargs)
+        obj = self.get_object(request, *args, **kwargs)
+        form_args, form_kwargs = self.form_args(request, obj)

         if self.form_prefix:
             form_kwargs['prefix'] = self.form_prefix
 
         if request.method == "POST":
         if self.form_prefix:
             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)
             # 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)
             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 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:
             elif request.is_ajax():
                 # Form was sent with errors. Send them back.
                 if self.form_prefix:


@@ -124,12 +132,20 @@ class AjaxableFormView(object):
             form = self.form_class(*form_args, **form_kwargs)
             response_data = None
 
             form = self.form_class(*form_args, **form_kwargs)
             response_data = None
 

-        template = self.template if request.is_ajax() else self.full_template
+        title = self.title
+        if request.is_ajax():
+            template = self.template
+        else:
+            template = self.full_template
+            cd = self.context_description(request, obj)
+            if cd:
+                title += ": " + cd

         if self.placeholdize:
             form = placeholdized(form)
         context = {
                 self.formname: form, 
         if self.placeholdize:
             form = placeholdized(form)
         context = {
                 self.formname: form, 

-                "title": self.title,
+                "title": title,
+                "honeypot": self.honeypot,

                 "placeholdize": self.placeholdize,
                 "submit": self.submit,
                 "response_data": response_data,
                 "placeholdize": self.placeholdize,
                 "submit": self.submit,
                 "response_data": response_data,


@@ -137,18 +153,36 @@ class AjaxableFormView(object):
                 "view_args": args,
                 "view_kwargs": kwargs,
             }
                 "view_args": args,
                 "view_kwargs": kwargs,
             }

-        context.update(self.extra_context())
+        context.update(self.extra_context(request, obj))

         return render_to_response(template, context,
             context_instance=RequestContext(request))
 
         return render_to_response(template, context,
             context_instance=RequestContext(request))
 

-    def form_args(self, request, *args, **kwargs):
+    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
+
+    def form_args(self, request, obj):

         """Override to parse view args and give additional args to the form."""
         return (), {}
 
         """Override to parse view args and give additional args to the form."""
         return (), {}
 

-    def extra_context(self):
+    def extra_context(self, request, obj):

         """Override to pass something to template."""
         return {}
 
         """Override to pass something to template."""
         return {}
 

+    def context_description(self, request, obj):
+        """Description to appear in standalone form, but not in AJAX form."""
+        return ""
+

     def success(self, form, request):
         """What to do when the form is valid.
         
     def success(self, form, request):
         """What to do when the form is valid.