Added ikflush management command

src/imagekit/__init__.py

@@ -6,23 +6,6 @@ Author: Justin Driscoll <justin.driscoll@gmail.com>
 Version: 1.0
 
 """
-# Required PIL classes may or may not be available from the root namespace
-# depending on the installation method used.
-try:
-    import Image
-    import ImageFile
-    import ImageFilter
-    import ImageEnhance
-    import ImageColor
-except ImportError:
-    try:
-        from PIL import Image
-        from PIL import ImageFile
-        from PIL import ImageFilter
-        from PIL import ImageEnhance
-        from PIL import ImageColor
-    except ImportError:
-        raise ImportError('ImageKit was unable to import the Python Imaging Library. Please confirm it`s installed and available on your current Python path.')
 
 
 

src/imagekit/lib.py

@@ -0,0 +1,17 @@
+# Required PIL classes may or may not be available from the root namespace
+# depending on the installation method used.
+try:
+    import Image
+    import ImageFile
+    import ImageFilter
+    import ImageEnhance
+    import ImageColor
+except ImportError:
+    try:
+        from PIL import Image
+        from PIL import ImageFile
+        from PIL import ImageFilter
+        from PIL import ImageEnhance
+        from PIL import ImageColor
+    except ImportError:
+        raise ImportError('ImageKit was unable to import the Python Imaging Library. Please confirm it`s installed and available on your current Python path.')

src/imagekit/management/__init__.py

@@ -0,0 +1 @@
+

src/imagekit/management/commands/__init__.py

@@ -0,0 +1 @@
+

src/imagekit/management/commands/ikflush.py

@@ -0,0 +1,38 @@
+from django.db.models.loading import cache
+from django.core.management.base import BaseCommand, CommandError
+from optparse import make_option
+from imagekit.models import IKModel
+from imagekit.specs import ImageSpec
+
+
+class Command(BaseCommand):
+    help = ('Clears all ImageKit cached files.')
+    args = '[apps]'
+    requires_model_validation = True
+    can_import_settings = True
+
+    def handle(self, *args, **options):
+        return flush_cache(args, options)
+
+def flush_cache(apps, options):
+    """ Clears the image cache
+    
+    """
+    apps = [a.strip(',') for a in apps]
+    if apps:
+        print 'Flushing cache for %s...' % ', '.join(apps)
+    else:
+        print 'Flushing caches...'
+        
+    for app_label in apps:
+        app = cache.get_app(app_label)
+        models = [m for m in cache.get_models(app) if issubclass(m, IKModel)]
+
+    for model in models:
+        for obj in model.objects.all():
+            for spec in model._ik.specs:
+                prop = getattr(obj, spec.name(), None)
+                if prop is not None:
+                    prop._delete()
+                if spec.pre_cache:
+                    prop._create()            

src/imagekit/models.py

@@ -6,9 +6,9 @@ from django.db import models
 from django.db.models.base import ModelBase
 from django.utils.translation import ugettext_lazy as _
 
-from imagekit import *
-from imagekit.options import Options
 from imagekit import specs
+from imagekit.lib import *
+from imagekit.options import Options
 from imagekit.utils import img_to_fobj
 
 

src/imagekit/options.py

@@ -1,14 +1,6 @@
 # Imagekit options
 from imagekit import processors
 from imagekit.specs import ImageSpec
-
-
-class ResizeMax(processors.Resize):
-    width = 500
-    height = 500
-    
-class PreprocessorSpec(ImageSpec):
-    processors = [ResizeMax]
     
 
 class Options(object):
@@ -18,7 +10,7 @@ class Options(object):
     image_field = 'image'
     crop_horz_field = 'crop_horz'
     crop_vert_field = 'crop_vert'
-    preprocessor_spec = PreprocessorSpec
+    preprocessor_spec = None
     cache_dir = 'images'
     save_count_as = None
     cache_filename_format = "%(filename)s_%(specname)s.%(extension)s"

src/imagekit/processors.py

@@ -6,7 +6,7 @@ the class properties as settings. The process method can be overridden as well a
 own effects/processes entirely.
 
 """
-from imagekit import *
+from imagekit.lib import *
 
 class ImageProcessor(object):
     """ Base image processor class """

src/imagekit/specs.py

@@ -6,7 +6,7 @@ spec found.
 
 """
 import os
-from imagekit import Image
+from imagekit.lib import *
 from imagekit.utils import img_to_fobj
 from django.core.files.base import ContentFile
 

src/imagekit/tests.py

@@ -6,11 +6,10 @@ from django.core.files.base import ContentFile
 from django.db import models
 from django.test import TestCase
 
-from models import IKModel
-from specs import ImageSpec
 from imagekit import processors
-
-from imagekit import Image
+from imagekit.models import IKModel
+from imagekit.specs import ImageSpec
+from imagekit.lib import Image
 
 
 class ResizeToWidth(processors.Resize):

src/imagekit/utils.py

@@ -1,3 +1,5 @@
+""" ImageKit utility functions """
+
 import tempfile
 
 def img_to_fobj(img, format, **kwargs):
@@ -10,4 +12,4 @@ def img_to_fobj(img, format, **kwargs):
             pass
     img.save(tmp, format, **kwargs)
     tmp.seek(0)
-    return tmp
+    return tmp