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API:EPrints/Const: Difference between revisions

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<!-- Pod2Wiki=_preamble_  
<!-- Pod2Wiki=_preamble_  
This page has been automatically generated from the EPrints 3.2 source. Any wiki changes made between the 'Pod2Wiki=*' and 'Edit below this comment' comments will be lost.
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  -->{{API}}{{Pod2Wiki}}{{API:Source|file=EPrints/Const.pm|package_name=EPrints::Const}}[[Category:API|CONST]][[Category:API:EPrints/Const|CONST]]<div><!-- Edit below this comment -->
  -->{{API}}{{Pod2Wiki}}{{API:Source|file=EPrints/Const.pm|package_name=EPrints::Const}}[[Category:API|CONST]]<div><!-- Edit below this comment -->




<!-- Pod2Wiki=_private_ --><!-- Pod2Wiki=head_name -->
<!-- Pod2Wiki=_private_ --><!-- Pod2Wiki=head_name -->
==NAME==
==NAME==
'''EPrints::Const''' - constants and enumerations
'''EPrints::Const''' - Constants and enumerations.


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This module contains EPrints constants and enumerations.
This module contains EPrints constants and enumerations.


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===SYNOPSIS===
    # don't import any constants
    use EPrints::Const qw();
 
    # import trigger and http constants
    use EPrints::Const qw( :trigger :http );
 
    # import only the OK DONE DECLINED constants
    use EPrints::Const qw( OK DONE DECLINED );
 
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===Namespaces===
===:namespace===
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====EP_NS_CITATION====
 
http://eprints.org/ep3/citation
 
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===Trigger Result Codes===
====EP_NS_OPENSEARCH====
 
http://a9.com/-/spec/opensearch/1.1/
 
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===:xml===
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====XML_ELEMENT_NODE====
 
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====XML_ATTRIBUTE_NODE====
 
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====XML_TEXT_NODE====
 
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====XML_CDATA_SECTION_NODE====
 
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====XML_ENTITY_REFERENCE_NODE====
 
'''XML_ENTITY_REF_NODE''' shares the same constant value.
 
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====XML_ENTITY_NODE====
 
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====XML_PROCESSING_INSTRUCTION_NODE====
 
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====XML_COMMENT_NODE====
 
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====XML_DOCUMENT_NODE====
 
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====XML_DOCUMENT_TYPE_NODE====
 
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====XML_DOCUMENT_FRAGMENT_NODE====
 
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====XML_NOTATION_NODE====
 
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====EP_TRIGGER_DONE====
===:http===
Also, all HTTP_* constants defined by {{API:PodLink|file=Apache2/Const|package_name=Apache2::Const|section=|text=Apache2::Const}}.
 
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====DONE====
 
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====DECLINED====
 
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Stop processing triggers immediately and return.
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====NOT_FOUND====


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====EP_TRIGGER_OK====
====OK====
 
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Continue normal processing.
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===: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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===Trigger Types===
====EP_TRIGGER_DONE====
 
Stop processing triggers immediately and return.
 
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====EP_TRIGGER_GUESS_DOC_TYPE====
====EP_TRIGGER_OK====
 
Continue normal processing.


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====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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====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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====EP_TRIGGER_END====
====EP_TRIGGER_END====


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====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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====EP_TRIGGER_CREATED====
====EP_TRIGGER_CREATED====


Called after $dataset-&gt;create_dataobj( { ... } ).
  dataobj - the newly created dataobj
 
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====EP_TRIGGER_REMOVED====
Called just before the object is removed from the database.
  dataobj - the object being removed
 
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====EP_TRIGGER_VALIDATE====
====EP_TRIGGER_VALIDATE====


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====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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====EP_TRIGGER_FILES_MODIFED====
====EP_TRIGGER_FILES_MODIFIED====


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   filepath
   filepath
    
    
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====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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====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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====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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<!-- Pod2Wiki=head_metafield -->
===:metafield===
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====EP_PROPERTY_FROM_CONFIG====
Get the default value from field defaults in the config.
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<!-- Pod2Wiki=item_ep_property_no_change -->
====EP_PROPERTY_NO_CHANGE====
Don't use a default, the code may have already set this value. setting it to undef has no effect rather than setting it to default value.
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====EP_PROPERTY_REQUIRED====
This field property must be explicitly set.
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====EP_PROPERTY_UNDEF====
This field property defaults to undef.
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====EP_PROPERTY_TRUE====
This field property defaults to true.
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====EP_PROPERTY_FALSE====
This field property defaults to false.
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===:crypt===
One-way encryption methods for passwords, see [[API:EPrints/Utils#crypt|EPrints::Utils/crypt]].
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====EP_CRYPT_CRYPT====
{{API:PodLink|file=perlfunc|package_name=perlfunc|section=crypt|text=perlfunc/crypt}}.
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====EP_CRYPT_SHA512====
{{API:PodLink|file=Digest/SHA|package_name=Digest::SHA|section=|text=Digest::SHA}} sha512 with 2-byte salt and 10000 rounds.
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==COPYRIGHT==
{{API:Copyright}}
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Latest revision as of 12:57, 4 March 2022

Latest Source Code (3.4, 3.3) | Revision Log | Before editing this page please read Pod2Wiki


NAME

EPrints::Const - Constants and enumerations.

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DESCRIPTION

This module contains EPrints constants and enumerations.

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SYNOPSIS

   # don't import any constants
   use EPrints::Const qw();
 
   # import trigger and http constants
   use EPrints::Const qw( :trigger :http );
 
   # import only the OK DONE DECLINED constants
   use EPrints::Const qw( OK DONE DECLINED );

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CONSTANTS

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:namespace

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EP_NS_CITATION

http://eprints.org/ep3/citation

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EP_NS_DATA

http://eprints.org/ep2/data/2.0

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EP_NS_XSLT

http://eprints.org/ep2/xslt/1.0

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EP_NS_OPENSEARCH

http://a9.com/-/spec/opensearch/1.1/

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:xml

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XML_ELEMENT_NODE

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XML_ATTRIBUTE_NODE

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XML_TEXT_NODE

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XML_CDATA_SECTION_NODE

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XML_ENTITY_REFERENCE_NODE

XML_ENTITY_REF_NODE shares the same constant value.

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XML_ENTITY_NODE

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XML_PROCESSING_INSTRUCTION_NODE

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XML_COMMENT_NODE

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XML_DOCUMENT_NODE

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XML_DOCUMENT_TYPE_NODE

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XML_DOCUMENT_FRAGMENT_NODE

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XML_NOTATION_NODE

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:http

Also, all HTTP_* constants defined by Apache2::Const.

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DONE

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DECLINED

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NOT_FOUND

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OK

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:trigger

See EPrints::RepositoryConfig/add_trigger and EPrints::RepositoryConfig/add_dataset_trigger.

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EP_TRIGGER_DONE

Stop processing triggers immediately and return.

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EP_TRIGGER_OK

Continue normal processing.

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EP_TRIGGER_LOG

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EP_TRIGGER_BOILERPLATE_RDF

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EP_TRIGGER_REPOSITORY_RDF

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EP_TRIGGER_BEGIN

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EP_TRIGGER_BEGIN_REQUEST

Called after EPrints::Repository/init_from_request.

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EP_TRIGGER_END_REQUEST

Called just before EPrints::Repository/cleanup in response to a mod_perl request.

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EP_TRIGGER_END

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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. return_code is a scalar reference, therefore you must deference when assigning a new value ${$rc} = CODE. 

 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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EP_TRIGGER_DOC_URL_REWRITE

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EP_TRIGGER_CREATED

Called after $dataset->create_dataobj( { ... } ). 

 dataobj - the newly created dataobj

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EP_TRIGGER_REMOVED

Called just before the object is removed from the database. 

 dataobj - the object being removed

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EP_TRIGGER_RDF

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EP_TRIGGER_DEFAULTS

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EP_TRIGGER_STATUS_CHANGE

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EP_TRIGGER_BEFORE_COMMIT

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EP_TRIGGER_AFTER_COMMIT

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EP_TRIGGER_VALIDATE

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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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EP_TRIGGER_WARNINGS

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EP_TRIGGER_FILES_MODIFIED

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EP_TRIGGER_MEDIA_INFO

Populate a Document epdata structure with information about a file. 

 epdata
 filename
 filepath

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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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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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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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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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:metafield

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EP_PROPERTY_FROM_CONFIG

Get the default value from field defaults in the config.

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EP_PROPERTY_NO_CHANGE

Don't use a default, the code may have already set this value. setting it to undef has no effect rather than setting it to default value.

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EP_PROPERTY_REQUIRED

This field property must be explicitly set.

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EP_PROPERTY_UNDEF

This field property defaults to undef.

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EP_PROPERTY_TRUE

This field property defaults to true.

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EP_PROPERTY_FALSE

This field property defaults to false.

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:crypt

One-way encryption methods for passwords, see EPrints::Utils/crypt.

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EP_CRYPT_CRYPT

perlfunc/crypt.

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EP_CRYPT_SHA512

Digest::SHA sha512 with 2-byte salt and 10000 rounds.

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COPYRIGHT

© Copyright 2000-2024 University of Southampton.

EPrints 3.4 is supplied by EPrints Services.

http://www.eprints.org/eprints-3.4/

LICENSE

This file is part of EPrints 3.4 http://www.eprints.org/.

EPrints 3.4 and this file are released under the terms of the GNU Lesser General Public License version 3 as published by the Free Software Foundation unless otherwise stated.

EPrints 3.4 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with EPrints 3.4. If not, see http://www.gnu.org/licenses/.

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