images now parsed and downloaded

event_feed.py

@@ -67,13 +67,10 @@ def create_metadata(event):
     'end': event.end.format(),
     'duration': date.compress(event.duration),
     'location': event.location,
-    'uid': event.uid
+    'uid': event.uid,
+    'images' : find_imageURLS(event.description) # currently not used in template
     }
 
-    #TODO:  1 find image urls in description
-    #       2 download them to hugo post
-    #       3 replace image url with local path
-
     return event_metadata
 
 def localize_time(date):
@@ -109,11 +106,24 @@ def localize_time(date):
 
 def create_event_post(post_dir, event):
     
-    event_metadata = create_metadata(event)
-
     if not os.path.exists(post_dir):
         os.mkdir(post_dir)
 
+    event_metadata = create_metadata(event)
+
+    for img in event_metadata['images']:
+        img_name = img.split('/')[-1]
+        local_image = os.path.join(post_dir, img_name)
+        #TODO: handle the fact that someone might update a post
+        #and delete / replace an image
+        if not os.path.exists(local_image):
+            #download preview image
+            response = requests.get(img, stream=True)
+            with open(local_image, 'wb') as img_file:
+                shutil.copyfileobj(response.raw, img_file)
+                print('Downloaded event image for event "{}"'.format(event.name))
+            event_metadata['description'] = event_metadata['description'].replace(img, '![]({})'.format(img_name))
+
     with open(os.path.join(post_dir,'index.md'),'w') as f:
         post = template.render(event = event_metadata)
         f.write(post)