update hal api without sync

app/models/research/hal.rb

@@ -7,11 +7,14 @@ module Research::Hal
   end
 
   def self.update_from_api!
-    # TODO suspendre les mises à jour des objets indirects
-    Research::Hal::Author.find_each do |author|
-      author.import_research_hal_publications!
+    begin
+      Research::Hal::Publication.skip_callback :save, :after, :connect_and_sync_direct_sources
+      Research::Hal::Author.find_each do |author|
+        author.import_research_hal_publications!
+      end
+    ensure
+      Research::Hal::Publication.set_callback :save, :after, :connect_and_sync_direct_sources
     end
-    # TODO remettre la mise à jour des objects indirects
   end
 
   def self.parts