CORE_EDITOR_LINK_SEARCH CORE Endpoint
  /ondemand/core/?method=CORE_EDITOR_LINK_SEARCH  
  Get a TinyMCE compliant javascript array of web page (document) links.

Set tinyMCE.init() parameter as:

external_link_list_url : "/ondemond/core/?method=CORE_EDITOR_LINK_SEARCH"
 
  RETURN  
  tinyMCELinkList Javascript array