Editing API:EPrints/Const (section)

===:trigger===
See [[API:EPrints/RepositoryConfig#add_trigger|EPrints::RepositoryConfig/add_trigger]] and [[API:EPrints/RepositoryConfig#add_dataset_trigger|EPrints::RepositoryConfig/add_dataset_trigger]].

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====EP_TRIGGER_DONE====

Stop processing triggers immediately and return.

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<!-- Pod2Wiki=item_ep_trigger_ok -->
====EP_TRIGGER_OK====

Continue normal processing.

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<!-- Pod2Wiki=item_ep_trigger_log -->
====EP_TRIGGER_LOG====

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====EP_TRIGGER_BOILERPLATE_RDF====

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<!-- Pod2Wiki=item_ep_trigger_repository_rdf -->
====EP_TRIGGER_REPOSITORY_RDF====

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<!-- Pod2Wiki=item_ep_trigger_begin -->
====EP_TRIGGER_BEGIN====

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<!-- Pod2Wiki=item_ep_trigger_begin_request -->
====EP_TRIGGER_BEGIN_REQUEST====

Called after [[API:EPrints/Repository#init_from_request|EPrints::Repository/init_from_request]].

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<!-- Pod2Wiki=item_ep_trigger_end_request -->
====EP_TRIGGER_END_REQUEST====

Called just before [[API:EPrints/Repository#cleanup|EPrints::Repository/cleanup]] in response to a mod_perl request.

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<!-- Pod2Wiki=item_ep_trigger_end -->
====EP_TRIGGER_END====

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<!-- Pod2Wiki=item_ep_trigger_url_rewrite -->
====EP_TRIGGER_URL_REWRITE====

Called for every request that is within the repository's path. Use this to redirect the user to a different location. <tt>return_code</tt> is a scalar reference, therefore you must deference when assigning a new value <tt>${$rc} = CODE</tt>.

  request - mod_perl request object
  lang - current language id
  args - request arguments "?..."
  urlpath - EPrint's HTTP root
  cgipath - EPrints's HTTP cgi root
  uri - request uri "/eprints/12/"
  secure - whether under HTTPS
  return_code - reference to return code
  
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<!-- Pod2Wiki=item_ep_trigger_doc_url_rewrite -->
====EP_TRIGGER_DOC_URL_REWRITE====

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<!-- Pod2Wiki=item_ep_trigger_created -->
====EP_TRIGGER_CREATED====

Called after $dataset-&gt;create_dataobj( { ... } ).

  dataobj - the newly created dataobj
  
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<!-- Pod2Wiki=item_ep_trigger_removed -->
====EP_TRIGGER_REMOVED====

Called just before the object is removed from the database.

  dataobj - the object being removed
  
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<!-- Pod2Wiki=item_ep_trigger_rdf -->
====EP_TRIGGER_RDF====

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<!-- Pod2Wiki=item_ep_trigger_defaults -->
====EP_TRIGGER_DEFAULTS====

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<!-- Pod2Wiki=item_ep_trigger_status_change -->
====EP_TRIGGER_STATUS_CHANGE====

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<!-- Pod2Wiki=item_ep_trigger_before_commit -->
====EP_TRIGGER_BEFORE_COMMIT====

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<!-- Pod2Wiki=item_ep_trigger_after_commit -->
====EP_TRIGGER_AFTER_COMMIT====

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<!-- Pod2Wiki=item_ep_trigger_validate -->
====EP_TRIGGER_VALIDATE====

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<!-- Pod2Wiki=item_ep_trigger_validate_field -->
====EP_TRIGGER_VALIDATE_FIELD====

Validate a field's value.

  field - field to validate
  value - value to validate
  dataobj - parent dataobj (if available)
  problems - ARRAYREF of DOM problems encountered
  
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<!-- Pod2Wiki=item_ep_trigger_warnings -->
====EP_TRIGGER_WARNINGS====

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<!-- Pod2Wiki=item_ep_trigger_files_modified -->
====EP_TRIGGER_FILES_MODIFIED====

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<!-- Pod2Wiki=item_ep_trigger_media_info -->
====EP_TRIGGER_MEDIA_INFO====

Populate a Document epdata structure with information about a file.

  epdata
  filename
  filepath
  
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<!-- Pod2Wiki=item_ep_trigger_thumbnail_types -->
====EP_TRIGGER_THUMBNAIL_TYPES====

Manipulate the list of thumbnail types that will be generated for a given user-uploaded document.

  types - array reference of types (strings)
  dataobj - document object
  
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<!-- Pod2Wiki=item_ep_trigger_index_fields -->
====EP_TRIGGER_INDEX_FIELDS====

Add the changed fields for the given data object to the index engine(s).

  dataobj = EPrints::DataObj
  fields = ARRAYREF of field objects
  
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<!-- Pod2Wiki=item_ep_trigger_index_removed -->
====EP_TRIGGER_INDEX_REMOVED====

An object was removed and should now be removed from the index engine(s).

  dataset = EPrints::DataSet
  id = object id
  
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====EP_TRIGGER_DYNAMIC_TEMPLATE====

Manipulate parts included in the template. These will be called for every page impression, so don't do anything heavyweight in here.

  pins - hash ref of template pins
  
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<!-- Pod2Wiki=item_ep_trigger_local_sitemap_urls -->
====EP_TRIGGER_LOCAL_SITEMAP_URLS====

Manipulate the URLs added to the local sitemaps.

  urlset - the set of all URLs to include in the sitemap.
  
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