admin.py

   1 from django.contrib import admin
   2 from django.contrib.contenttypes import generic
   3 from django.contrib.contenttypes.models import ContentType
   4 from django import forms
   5 from django.conf import settings
   6 from django.utils.translation import ugettext as _
   7 from django.utils.safestring import mark_safe
   8 from django.utils.html import escape
   9 from django.utils.text import truncate_words
  10 from models import *
  11
  12
  13 class AttributeInline(generic.GenericTabularInline):
  14         ct_field = 'entity_content_type'
  15         ct_fk_field = 'entity_object_id'
  16         model = Attribute
  17         extra = 1
  18         classes = ('collapse-closed',)
  19         allow_add = True
  20
  21
  22 class RelationshipInline(generic.GenericTabularInline):
  23         ct_field = 'entity_content_type'
  24         ct_fk_field = 'entity_object_id'
  25         model = Relationship
  26         extra = 1
  27         classes = ('collapse-closed',)
  28         allow_add = True
  29
  30
  31 class EntityAdmin(admin.ModelAdmin):
  32         inlines = [AttributeInline, RelationshipInline]
  33         save_on_top = True
  34
  35
  36 class CollectionMemberInline(admin.TabularInline):
  37         fk_name = 'collection'
  38         model = CollectionMember
  39         extra = 1
  40         classes = ('collapse-closed',)
  41         allow_add = True
  42
  43
  44 class CollectionAdmin(admin.ModelAdmin):
  45         inlines = [CollectionMemberInline]
  46
  47
  48 class TemplateAdmin(admin.ModelAdmin):
  49         prepopulated_fields = {'slug': ('name',)}
  50         fieldsets = (
  51                 (None, {
  52                         'fields': ('parent', 'name', 'slug')
  53                 }),
  54                 ('Documentation', {
  55                         'classes': ('collapse', 'collapse-closed'),
  56                         'fields': ('documentation',)
  57                 }),
  58                 (None, {
  59                         'fields': ('code',)
  60                 }),
  61                 ('Advanced', {
  62                         'classes': ('collapse','collapse-closed'),
  63                         'fields': ('mimetype',)
  64                 }),
  65         )
  66         save_on_top = True
  67         save_as = True
  68         list_display = ('__unicode__', 'slug', 'get_path',)
  69
  70
  71 class ModelLookupWidget(forms.TextInput):
  72         # is_hidden = False
  73
  74         def __init__(self, content_type, attrs=None):
  75                 self.content_type = content_type
  76                 super(ModelLookupWidget, self).__init__(attrs)
  77
  78         def render(self, name, value, attrs=None):
  79                 related_url = '../../../%s/%s/' % (self.content_type.app_label, self.content_type.model)
  80                 if attrs is None:
  81                         attrs = {}
  82                 if not attrs.has_key('class'):
  83                         attrs['class'] = 'vForeignKeyRawIdAdminField'
  84                 output = super(ModelLookupWidget, self).render(name, value, attrs)
  85                 output += '<a href="%s" class="related-lookup" id="lookup_id_%s" onclick="return showRelatedObjectLookupPopup(this);">' % (related_url, name)
  86                 output += '<img src="%simg/admin/selector-search.gif" width="16" height="16" alt="%s" />' % (settings.ADMIN_MEDIA_PREFIX, _('Lookup'))
  87                 output += '</a>'
  88                 if value:
  89                         value_class = self.content_type.model_class()
  90                         try:
  91                                 value_object = value_class.objects.get(pk=value)
  92                                 output += '&nbsp;<strong>%s</strong>' % escape(truncate_words(value_object, 14))
  93                         except value_class.DoesNotExist:
  94                                 pass
  95                 return mark_safe(output)
  96
  97
  98 class PageAdmin(EntityAdmin):
  99         prepopulated_fields = {'slug': ('title',)}
 100         fieldsets = (
 101                 (None, {
 102                         'fields': ('title', 'template')
 103                 }),
 104                 ('URL/Tree/Hierarchy', {
 105                         'classes': ('collapse', 'collapse-closed'),
 106                         'fields': ('parent', 'slug')
 107                 }),
 108         )
 109         list_display = ('title', 'path', 'template')
 110         list_filter = ('template',)
 111         search_fields = ['title', 'slug', 'contentlets__content']
 112
 113         def get_fieldsets(self, request, obj=None, **kwargs):
 114                 fieldsets = list(self.fieldsets)
 115                 if obj: # if no obj, creating a new page, thus no template set, thus no containers
 116                         page = obj
 117                         template = page.template
 118                         contentlet_containers, contentreference_containers = template.containers
 119                         for container_name in contentlet_containers:
 120                                 fieldsets.append((('Container: %s' % container_name), {
 121                                         'fields': (('contentlet_container_content_%s' % container_name), ('contentlet_container_dynamic_%s' % container_name))
 122                                 }))
 123                         for container_name, container_content_type in contentreference_containers:
 124                                 fieldsets.append((('Container: %s' % container_name), {
 125                                         'fields': (('contentreference_container_%s' % container_name),)
 126                                 }))
 127                 return fieldsets
 128
 129         def get_form(self, request, obj=None, **kwargs):
 130                 form = super(PageAdmin, self).get_form(request, obj, **kwargs)
 131                 if obj: # if no obj, creating a new page, thus no template set, thus no containers
 132                         page = obj
 133                         template = page.template
 134                         contentlet_containers, contentreference_containers = template.containers
 135                         for container_name in contentlet_containers:
 136                                 initial_content = None
 137                                 initial_dynamic = False
 138                                 try:
 139                                         contentlet = page.contentlets.get(name__exact=container_name)
 140                                         initial_content = contentlet.content
 141                                         initial_dynamic = contentlet.dynamic
 142                                 except Contentlet.DoesNotExist:
 143                                         pass
 144                                 form.base_fields[('contentlet_container_content_%s' % container_name)] = forms.CharField(label='Content', widget=forms.Textarea(), initial=initial_content, required=False)
 145                                 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)
 146                         for container_name, container_content_type in contentreference_containers:
 147                                 initial_content = None
 148                                 try:
 149                                         initial_content = page.contentreferences.get(name__exact=container_name, content_type=container_content_type).content.pk
 150                                 except ContentReference.DoesNotExist:
 151                                         pass
 152                                 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())
 153                 return form
 154
 155         def save_model(self, request, page, form, change):
 156                 page.save()
 157                 template = page.template
 158                 contentlet_containers, contentreference_containers = template.containers
 159                 for container_name in contentlet_containers:
 160                         if (('contentlet_container_content_%s' % container_name) in form.cleaned_data) and (('contentlet_container_dynamic_%s' % container_name) in form.cleaned_data):
 161                                 content = form.cleaned_data[('contentlet_container_content_%s' % container_name)]
 162                                 dynamic = form.cleaned_data[('contentlet_container_dynamic_%s' % container_name)]
 163                                 contentlet, created = page.contentlets.get_or_create(name=container_name, defaults={'content': content, 'dynamic': dynamic})
 164                                 if not created:
 165                                         contentlet.content = content
 166                                         contentlet.dynamic = dynamic
 167                                         contentlet.save()
 168                 for container_name, container_content_type in contentreference_containers:
 169                         if ('contentreference_container_%s' % container_name) in form.cleaned_data:
 170                                 content = form.cleaned_data[('contentreference_container_%s' % container_name)]
 171                                 contentreference, created = page.contentreferences.get_or_create(name=container_name, defaults={'content': content})
 172                                 if not created:
 173                                         contentreference.content = content
 174                                         contentreference.save()
 175
 176 class RedirectAdmin(admin.ModelAdmin):
 177         list_display=('slug', 'target', 'status_code',)
 178         list_filter=('status_code',)
 179
 180 admin.site.register(Collection, CollectionAdmin)
 181 admin.site.register(Redirect, RedirectAdmin)
 182 admin.site.register(File)
 183 admin.site.register(Page, PageAdmin)
 184 admin.site.register(Template, TemplateAdmin)