Implementing raw_id_fields-style widget for ContentReference-based containers in...
[philo.git] / admin.py
index faf4b71..fa62647 100644 (file)
--- a/admin.py
+++ b/admin.py
@@ -2,6 +2,11 @@ from django.contrib import admin
 from django.contrib.contenttypes import generic
 from django.contrib.contenttypes.models import ContentType
 from django import forms
+from django.conf import settings
+from django.utils.translation import ugettext as _
+from django.utils.safestring import mark_safe
+from django.utils.html import escape
+from django.utils.text import truncate_words
 from models import *
 
 
@@ -62,6 +67,33 @@ class TemplateAdmin(admin.ModelAdmin):
        save_as = True
 
 
+class ModelLookupWidget(forms.TextInput):
+       # is_hidden = False
+       
+       def __init__(self, content_type, attrs=None):
+               self.content_type = content_type
+               super(ModelLookupWidget, self).__init__(attrs)
+       
+       def render(self, name, value, attrs=None):
+               related_url = '../../../%s/%s/' % (self.content_type.app_label, self.content_type.model)
+               if attrs is None:
+                       attrs = {}
+               if not attrs.has_key('class'):
+                       attrs['class'] = 'vForeignKeyRawIdAdminField'
+               output = super(ModelLookupWidget, self).render(name, value, attrs)
+               output += '<a href="%s" class="related-lookup" id="lookup_id_%s" onclick="return showRelatedObjectLookupPopup(this);">' % (related_url, name)
+               output += '<img src="%simg/admin/selector-search.gif" width="16" height="16" alt="%s" />' % (settings.ADMIN_MEDIA_PREFIX, _('Lookup'))
+               output += '</a>'
+               if value:
+                       value_class = self.content_type.model_class()
+                       try:
+                               value_object = value_class.objects.get(pk=value)
+                               output += '&nbsp;<strong>%s</strong>' % escape(truncate_words(value_object, 14))
+                       except value_class.DoesNotExist:
+                               pass
+               return mark_safe(output)
+
+
 class PageAdmin(EntityAdmin):
        prepopulated_fields = {'slug': ('title',)}
        fieldsets = (
@@ -82,12 +114,15 @@ class PageAdmin(EntityAdmin):
                if obj: # if no obj, creating a new page, thus no template set, thus no containers
                        page = obj
                        template = page.template
-                       containers = template.containers
-                       if len(containers) > 0:
-                               for container in containers:
-                                       fieldsets.append((('Container: %s' % container), {
-                                               'fields': (('container_content_%s' % container), ('container_dynamic_%s' % container))
-                                       }))
+                       contentlet_containers, contentreference_containers = template.containers
+                       for container_name in contentlet_containers:
+                               fieldsets.append((('Container: %s' % container_name), {
+                                       'fields': (('contentlet_container_content_%s' % container_name), ('contentlet_container_dynamic_%s' % container_name))
+                               }))
+                       for container_name, container_content_type in contentreference_containers:
+                               fieldsets.append((('Container: %s' % container_name), {
+                                       'fields': (('contentreference_container_%s' % container_name),)
+                               }))
                return fieldsets
        
        def get_form(self, request, obj=None, **kwargs):
@@ -95,34 +130,47 @@ class PageAdmin(EntityAdmin):
                if obj: # if no obj, creating a new page, thus no template set, thus no containers
                        page = obj
                        template = page.template
-                       containers = template.containers
-                       for container in containers:
+                       contentlet_containers, contentreference_containers = template.containers
+                       for container_name in contentlet_containers:
                                initial_content = None
                                initial_dynamic = False
                                try:
-                                       contentlet = page.contentlets.get(name__exact=container)
+                                       contentlet = page.contentlets.get(name__exact=container_name)
                                        initial_content = contentlet.content
                                        initial_dynamic = contentlet.dynamic
                                except Contentlet.DoesNotExist:
                                        pass
-                               form.base_fields[('container_content_%s' % container)] = forms.CharField(label='Content', widget=forms.Textarea(), initial=initial_content, required=False)
-                               form.base_fields[('container_dynamic_%s' % container)] = forms.BooleanField(label='Dynamic', help_text='Specify whether this content contains dynamic template code', initial=initial_dynamic, required=False)
+                               form.base_fields[('contentlet_container_content_%s' % container_name)] = forms.CharField(label='Content', widget=forms.Textarea(), initial=initial_content, required=False)
+                               form.base_fields[('contentlet_container_dynamic_%s' % container_name)] = forms.BooleanField(label='Dynamic', help_text='Specify whether this content contains dynamic template code', initial=initial_dynamic, required=False)
+                       for container_name, container_content_type in contentreference_containers:
+                               initial_content = None
+                               try:
+                                       initial_content = page.contentreferences.get(name__exact=container_name, content_type=container_content_type).content.pk
+                               except ContentReference.DoesNotExist:
+                                       pass
+                               form.base_fields[('contentreference_container_%s' % container_name)] = forms.ModelChoiceField(label='References', widget=ModelLookupWidget(container_content_type), initial=initial_content, required=False, queryset=container_content_type.model_class().objects.all())
                return form
        
        def save_model(self, request, page, form, change):
                page.save()
-               
                template = page.template
-               containers = template.containers
-               for container in containers:
-                       if (("container_content_%s" % container) in form.cleaned_data) and (("container_dynamic_%s" % container) in form.cleaned_data):
-                               content = form.cleaned_data[('container_content_%s' % container)]
-                               dynamic = form.cleaned_data[('container_dynamic_%s' % container)]
-                               contentlet, created = page.contentlets.get_or_create(name=container, defaults={'content': content, 'dynamic': dynamic})
+               contentlet_containers, contentreference_containers = template.containers
+               for container_name in contentlet_containers:
+                       if (('contentlet_container_content_%s' % container_name) in form.cleaned_data) and (('contentlet_container_dynamic_%s' % container_name) in form.cleaned_data):
+                               content = form.cleaned_data[('contentlet_container_content_%s' % container_name)]
+                               dynamic = form.cleaned_data[('contentlet_container_dynamic_%s' % container_name)]
+                               contentlet, created = page.contentlets.get_or_create(name=container_name, defaults={'content': content, 'dynamic': dynamic})
                                if not created:
                                        contentlet.content = content
                                        contentlet.dynamic = dynamic
                                        contentlet.save()
+               for container_name, container_content_type in contentreference_containers:
+                       if ('contentreference_container_%s' % container_name) in form.cleaned_data:
+                               content = form.cleaned_data[('contentreference_container_%s' % container_name)]
+                               contentreference, created = page.contentreferences.get_or_create(name=container_name, defaults={'content': content})
+                               if not created:
+                                       contentreference.content = content
+                                       contentreference.save()
 
 
 admin.site.register(Collection, CollectionAdmin)