do not update image field is the filename is identical

panikdb/emissions/management/commands/load-from-spip.py

@@ -265,9 +265,7 @@ class Command(BaseCommand):
                     elif emission.description:
                         image_path = re.findall('src="/(media/IMG.*?)"', emission.description, re.DOTALL)
 
-                if image_path:
-                    image_path = image_path[0]
-                    emission.image = File(file(image_path))
+                self.set_image(emission, image_path)
 
                 emission.save()
                 emission.categories.clear()
@@ -304,9 +302,7 @@ class Command(BaseCommand):
                         elif episode.description:
                             image_path = re.findall('src="/(media/IMG.*?)"', episode.description, re.DOTALL)
 
-                    if image_path:
-                        image_path = image_path[0]
-                        episode.image = File(file(image_path))
+                    self.set_image(episode, image_path)
 
                     for motcle in article.mots_cles:
                         episode.tags.add(motcle.lower())
@@ -341,19 +337,25 @@ class Command(BaseCommand):
                                 soundfile.file = File(file('media/IMG/' + episode_file.filename))
                                 soundfile.save()
 
-
             for breve in breves.values():
+                slug = breve.url.lower()
                 try:
-                    newsitem = NewsItem.objects.get(slug=breve.url.lower())
+                    newsitem = NewsItem.objects.get(slug=slug)
                 except NewsItem.DoesNotExist:
                     newsitem = NewsItem()
                 newsitem.title = breve.titre
-                newsitem.slug = breve.url.lower()
+                newsitem.slug = slug
                 newsitem.text = makeHtmlFromSpip(breve.texte,
                         documents=documents) or None
                 newsitem.datetime = datetime.strptime(breve.date_heure, '%Y-%m-%d %H:%M:%S')
                 image_path = re.findall('src="/(media/IMG.*?)"', newsitem.text, re.DOTALL)
-                if image_path:
-                    image_path = image_path[0]
-                    newsitem.image = File(file(image_path))
+                self.set_image(newsitem, image_path)
                 newsitem.save()
+
+    def set_image(self, object, image_path):
+        if not image_path:
+            return
+        image_path = image_path[0]
+        if object.image and os.path.basename(object.image.path) == os.path.basename(image_path):
+            return
+        object.image = File(file(image_path))