Admin thumbnails

armstrong/apps/images/admin.py

@@ -1,13 +1,18 @@
 from django.conf.urls.defaults import *
 from django.contrib import admin
 from django.views.generic import DetailView
+from sorl.thumbnail.admin import AdminImageMixin
 
 from armstrong.core.arm_content.admin import fieldsets
 
 from .models import Image, ImageSet, ImageSetElement
 from .views import BrowseImages, BrowseImageSets, UploadImage
 
-class ImageAdmin(admin.ModelAdmin):
+
+class ImageAdmin(AdminImageMixin, admin.ModelAdmin):
+    list_display = ('_admin_thumbnail', 'title', 'pub_date', 'pub_status', 'access')
+    search_fields = ('title', )
+    prepopulated_fields = {"slug": ("title", )}
     fieldsets = (
         (None, {
             'fields': ('title', 'slug', 'image', 'summary'),
@@ -35,10 +40,12 @@ def get_urls(self):
         )
         return browse_urls + urls
 
+
 class ImageSetElementInline(admin.TabularInline):
     model = ImageSetElement
     raw_id_fields = ('image', )
-
+
+
 class ImageSetAdmin(admin.ModelAdmin):
     fieldsets = (
         (None, {
@@ -49,9 +56,9 @@ class ImageSetAdmin(admin.ModelAdmin):
         fieldsets.PUBLICATION,
         fieldsets.AUTHORS,
     )
-    
+
     inlines = (ImageSetElementInline,)
-    
+
     def get_urls(self):
         urls = super(ImageSetAdmin, self).get_urls()
         browse_urls = patterns('',
@@ -60,6 +67,6 @@ def get_urls(self):
                 name='imagesets_admin_browse'),
         )
         return browse_urls + urls
-        
+
 admin.site.register(Image, ImageAdmin)
 admin.site.register(ImageSet, ImageSetAdmin)

armstrong/apps/images/models.py

@@ -1,28 +1,39 @@
 from django.db import models
+from sorl.thumbnail import get_thumbnail
 
 from armstrong.core.arm_content.mixins.images import ImageMixin
 from armstrong.core.arm_content.mixins.images import SorlThumbnailMixin
 from armstrong.apps.content.models import Content
 
+
 class Image(Content, ImageMixin, SorlThumbnailMixin):
-    pass
+    def _admin_thumbnail(self):
+        thumbnail = get_thumbnail(self.image, '250x250', crop='center', quality=80)
+        d = {'thumbnail_url': thumbnail.url, 'alt': self.title, 'original_img_url': self.image.url}
+        return """<div class="thumbnail" style="width: 250px;">
+                      <img src="%(thumbnail_url)s" alt="%(alt)s" />
+                      <div style="text-align: center"><a href="%(original_img_url)s" target="_blank">(View Origional Image)</a></div>
+                  </div>""" % d
+    _admin_thumbnail.short_description = "Thumbnail"
+    _admin_thumbnail.allow_tags = True
+
 
 class ImageSet(Content):
     def first_element(self):
         if self.imagesetelement_set.all().count() > 0:
             return self.imagesetelement_set.all()[0]
-            
+
         return None
-
+
+
 class ImageSetElement(models.Model):
     image = models.ForeignKey(Image)
     imageset = models.ForeignKey(ImageSet)
     caption = models.CharField(blank=True, null=True, max_length=255)
     order = models.IntegerField()
-    
-    def __unicode__ (self):
+
+    def __unicode__(self):
         return '%d - %s' % (self.order, self.caption[:35])
-        
+
     class Meta:
         ordering = ('order',)
-