Editing Miscellaneous Config Options (section)

== O ==
* '''oai'''
** '''v2'''
*** '''output_plugins''' - Hash reference of additional export plugins that can be used with OAI-PMH.  (Without a setting just those that have an <code>xmlns</code> set, provide export for the appropriate dataset (typically <code>eprint</code>) and are at least visible to <code>staff</code>).
*** '''sample_identifier''' - An example of an identifier used by OAI-PMH for individual records.  (Without a setting no sample identifier is shown on OAI-PMH pages).
* '''<font style="color: red;">on_files_modified</font>''' - Allows a function to be defined that is called when a <code>FilesModified</code> indexer task runs.  <font style="color: red;">This is a legacy function.  <code>EP_TRIGGER_FILES_MODIFIED</code> [[Triggers|trigger function]] should be used instead.</font>
* '''<font style="color: red;">on_generate_thumbnails</font>''' - Allows a function to be defined that is called when a <code>FilesModified</code> indexer task runs which includes generating thumbnails.  This may be useful if a special type of thumbnail file is required but cannot be defined with existing configuration for thumbnail types.  <font style="color: red;">This is a legacy function.  <code>EP_TRIGGER_THUMBNAIL_TYPES</code> [[Triggers|trigger function]] instead</font>.
* '''on_logout''' - Allows a bespoke function to be defined to carry out certain actions before a user is logged out.  (Without a setting no additional actions are performed).
* '''order_auto_submit''' - Whether changing the ordering for search results will automatically reload the page.  (Without a setting search results pages will not automatically be reloaded on ordering change).