fix download state

oml/item/models.py

@@ -8,6 +8,7 @@ import re
 import shutil
 import stat
 import unicodedata
+import time
 
 import ox
 from sqlalchemy.orm import load_only
@@ -508,13 +509,13 @@ class Item(db.Model):
 
     def queue_download(self):
         u = state.user()
+        if not self.id in state.downloads.transfers:
+            state.downloads.transfers[self.id] = {
+                'added': datetime.utcnow(),
+                'progress': 0
+            }
+        logger.debug('queue %s for download', self.id)
         if not u in self.users:
-            if not self.id in state.downloads.transfers:
-                state.downloads.transfers[self.id] = {
-                    'added': datetime.utcnow(),
-                    'progress': 0
-                }
-            logger.debug('queue %s for download', self.id)
             self.add_user(u)
 
     def save_file(self, content):
@@ -846,7 +847,6 @@ def get_cover(id):
 
 
 def get_preview(id):
-    delay = 60
     if state.online:
         #logger.debug('get_preview(%s)', id)
         with db.session():
@@ -854,7 +854,8 @@ def get_preview(id):
             if i:
                 i.get_preview()
     else:
-        state.main.call_later(delay, lambda: state.tasks.queue('getpreview', id))
+        state.tasks.queue('getpreview', id)
+        time.sleep(0.5)
 
 def sync_metadata(ids=None):
     #logger.debug('sync_metadata(%s)', len(ids) if len(ids) > 10 else ids)

oml/user/models.py

@@ -318,10 +318,10 @@ class List(db.Model):
         for item_id in items:
             i = Item.get(item_id)
             if i:
+                if i.info['mediastate'] != 'available' and self.user_id == settings.USER_ID:
+                    i.queue_download()
                 if i not in self.items:
                     self.items.append(i)
-                    if self.user_id == settings.USER_ID:
-                        i.queue_download()
                     i.update(commit=False)
                     if i.info['mediastate'] == 'available':
                         available_items.append(item_id)