Do not trigger preview hooks if enable_previews is false
Do not trigger preview hooks if enable_previews is false

cernbox/core,bluelml/core,xx621998xx/server,IljaN/core,pollopolea/core,owncloud/core,whitekiba/server,IljaN/core,cernbox/core,owncloud/core,andreas-p/nextcloud-server,cernbox/core,sharidas/core,lrytz/core,bluelml/core,bluelml/core,andreas-p/nextcloud-server,IljaN/core,endsguy/server,jbicha/server,Ardinis/server,xx621998xx/server,IljaN/core,Ardinis/server,pixelipo/server,bluelml/core,michaelletzgus/nextcloud-server,nextcloud/server,nextcloud/server,michaelletzgus/nextcloud-server,endsguy/server,sharidas/core,andreas-p/nextcloud-server,endsguy/server,lrytz/core,whitekiba/server,sharidas/core,pixelipo/server,whitekiba/server,sharidas/core,jbicha/server,endsguy/server,endsguy/server,lrytz/core,cernbox/core,jbicha/server,sharidas/core,andreas-p/nextcloud-server,pixelipo/server,pollopolea/core,cernbox/core,Ardinis/server,lrytz/core,pollopolea/core,pollopolea/core,pmattern/server,IljaN/core,pollopolea/core,owncloud/core,xx621998xx/server,phil-davis/core,lrytz/core,whitekiba/server,andreas-p/nextcloud-server,jbicha/server,xx621998xx/server,michaelletzgus/nextcloud-server,pmattern/server,pixelipo/server,bluelml/core,xx621998xx/server,pmattern/server,owncloud/core,nextcloud/server,michaelletzgus/nextcloud-server,whitekiba/server,nextcloud/server,Ardinis/server,Ardinis/server,pmattern/server,pixelipo/server,pmattern/server,owncloud/core,jbicha/server