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  -->{{API}}{{Pod2Wiki}}{{API:Source|file=perl_lib/EPrints/Const.pm|package_name=EPrints::Const}}[[Category:API|CONST]][[Category:API:EPrints/Const|CONST]]<div><!-- Edit below this comment -->
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==NAME==
==NAME==
'''EPrints::Const''' - constants and enumerations
'''EPrints::Const''' - Constants and enumerations.


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==DESCRIPTION==
This module contains EPrints constants and enumerations.
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==SYNOPSIS==
===SYNOPSIS===
<source lang="perl"># don't import any constants
    # don't import any constants
use EPrints::Const qw();
    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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# import trigger and http constants
use EPrints::Const qw( :trigger :http );


# import only the OK DONE DECLINED constants
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use EPrints::Const qw( OK DONE DECLINED );</source>
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==CONSTANTS==
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===:namespace===
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==DESCRIPTION==
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This module contains EPrints constants and enumerations.
====EP_NS_CITATION====
 
http://eprints.org/ep3/citation


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==CONSTANTS==
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====EP_NS_DATA====
 
http://eprints.org/ep2/data/2.0
 
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===:namespace===
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* EP_NS_CITATION
====EP_NS_XSLT====
*: http://eprints.org/ep3/citation
 
http://eprints.org/ep2/xslt/1.0
 
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* EP_NS_DATA
*: http://eprints.org/ep2/data/2.0


* EP_NS_XSLT
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*: http://eprints.org/ep2/xslt/1.0
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====EP_NS_OPENSEARCH====


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


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===:xml===
===:xml===
* 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
 
* XML_ENTITY_REFERENCE_NODE
 
* 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
====XML_ELEMENT_NODE====
* XML_DOCUMENT_TYPE_NODE
 
* XML_DOCUMENT_FRAGMENT_NODE
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* XML_NOTATION_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===
===:http===
* DONE
Also, all HTTP_* constants defined by {{API:PodLink|file=Apache2/Const|package_name=Apache2::Const|section=|text=Apache2::Const}}.
* DECLINED
 
* NOT_FOUND
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* OK
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And 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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====NOT_FOUND====
 
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====OK====
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<!-- Pod2Wiki=head_trigger -->
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===:trigger===
===:trigger===
See [[API:EPrints/RepositoryConfig#add_trigger|EPrints::RepositoryConfig/add_trigger]] and [[API:EPrints/RepositoryConfig#add_dataset_trigger|EPrints::RepositoryConfig/add_dataset_trigger]].
See [[API:EPrints/RepositoryConfig#add_trigger|EPrints::RepositoryConfig/add_trigger]] and [[API:EPrints/RepositoryConfig#add_dataset_trigger|EPrints::RepositoryConfig/add_dataset_trigger]].


* EP_TRIGGER_DONE
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*: Stop processing triggers immediately and return.
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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 [[API:EPrints/Repository#init_from_request|EPrints::Repository/init_from_request]].
 
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====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====
 
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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_DOC_URL_REWRITE====
 
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====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_RDF====
 
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====EP_TRIGGER_DEFAULTS====
 
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====EP_TRIGGER_STATUS_CHANGE====
 
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* EP_TRIGGER_OK
*: Continue normal processing.


* 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
====EP_TRIGGER_BEFORE_COMMIT====
* EP_TRIGGER_BEGIN_REQUEST
 
*: Called after [[API:EPrints/Repository#init_from_request|EPrints::Repository/init_from_request]].
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====EP_TRIGGER_AFTER_COMMIT====
 
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* EP_TRIGGER_END_REQUEST
*: Called just before [[API:EPrints/Repository#cleanup|EPrints::Repository/cleanup]] in response to a mod_perl request.


* EP_TRIGGER_END
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* EP_TRIGGER_URL_REWRITE
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* EP_TRIGGER_DOC_URL_REWRITE
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* EP_TRIGGER_CREATED
====EP_TRIGGER_VALIDATE====
*: Called after $dataset-&gt;create_dataobj( { ... } ).


<pre> dataobj - the newly created dataobj</pre>
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* EP_TRIGGER_REMOVED
*: Called just before the object is removed from the database.


<pre> dataobj - the object being removed</pre>
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====EP_TRIGGER_VALIDATE_FIELD====


* EP_TRIGGER_RDF
Validate a field's value.
* EP_TRIGGER_DEFAULTS
* EP_TRIGGER_STATUS_CHANGE
* EP_TRIGGER_BEFORE_COMMIT
* EP_TRIGGER_AFTER_COMMIT
* EP_TRIGGER_VALIDATE
* EP_TRIGGER_VALIDATE_FIELD
*: Validate a field's value.


<pre>  field - field to validate
  field - field to validate
   value - value to validate
   value - value to validate
   dataobj - parent dataobj (if available)
   dataobj - parent dataobj (if available)
   problems - ARRAYREF of DOM problems encountered</pre>
   problems - ARRAYREF of DOM problems encountered
 
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<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=item_ep_trigger_warnings -->
====EP_TRIGGER_WARNINGS====
 
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<span style='display:none'>User Comments</span>
<!-- Edit below this comment -->
 
 
<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=item_ep_trigger_files_modified -->
====EP_TRIGGER_FILES_MODIFIED====
 
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<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=item_ep_trigger_media_info -->
====EP_TRIGGER_MEDIA_INFO====


* EP_TRIGGER_WARNINGS
Populate a Document epdata structure with information about a file.
* EP_TRIGGER_FILES_MODIFIED
* EP_TRIGGER_MEDIA_INFO
*: Populate a Document epdata structure with information about a file.


<pre>  epdata
  epdata
   filename
   filename
   filepath</pre>
   filepath
 
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<!-- Pod2Wiki= -->
</div>
<!-- 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= -->
</div>
<!-- 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= -->
</div>
<!-- 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_THUMBNAIL_TYPES
*: Manipulate the list of thumbnail types that will be generated for a given user-uploaded document.


<pre> types - array reference of types (strings)
<!-- Pod2Wiki= -->
  dataobj - document object</pre>
</div>
<!-- Pod2Wiki=item_ep_trigger_dynamic_template -->
====EP_TRIGGER_DYNAMIC_TEMPLATE====


* EP_TRIGGER_INDEX_FIELDS
Manipulate parts included in the template. These will be called for every page impression, so don't do anything heavyweight in here.
*: Add the changed fields for the given data object to the index engine(s).


<pre> dataobj = EPrints::DataObj
  pins - hash ref of template pins
  fields = ARRAYREF of field objects</pre>
 
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* EP_TRIGGER_INDEX_REMOVED
*: An object was removed and should now be removed from the index engine(s).


<pre> dataset = EPrints::DataSet
<!-- Pod2Wiki= -->
  id = object id</pre>
</div>
<!-- Pod2Wiki=item_ep_trigger_local_sitemap_urls -->
====EP_TRIGGER_LOCAL_SITEMAP_URLS====


* EP_TRIGGER_DYNAMIC_TEMPLATE
Manipulate the URLs added to the local sitemaps.
*: Manipulate parts included in the template. These will be called for every page impression, so don't do anything heavyweight in here.


<pre> pins - hash ref of template pins</pre>
  urlset - the set of all URLs to include in the sitemap.
 
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<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=head_metafield -->
<!-- Pod2Wiki=head_metafield -->
===:metafield===
===:metafield===
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<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=item_ep_property_from_config -->
====EP_PROPERTY_FROM_CONFIG====
Get the default value from field defaults in the config.
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<!-- Pod2Wiki= -->
</div>
<!-- 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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<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=item_ep_property_required -->
====EP_PROPERTY_REQUIRED====
This field property must be explicitly set.
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<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=item_ep_property_undef -->
====EP_PROPERTY_UNDEF====
This field property defaults to undef.
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<!-- Pod2Wiki= -->
<!-- Pod2Wiki= -->
* EP_PROPERTY_FROM_CONFIG
</div>
*: Get the default value from field defaults in the config.
<!-- Pod2Wiki=item_ep_property_true -->
====EP_PROPERTY_TRUE====


* EP_PROPERTY_NO_CHANGE
This field property defaults to true.
*: 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.


* EP_PROPERTY_REQUIRED
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
*: This field property must be explicitly set.
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* EP_PROPERTY_UNDEF
*: This field property defaults to undef.


* EP_PROPERTY_TRUE
<!-- Pod2Wiki= -->
*: This field property defaults to true.
</div>
<!-- Pod2Wiki=item_ep_property_false -->
====EP_PROPERTY_FALSE====
 
This field property defaults to false.
 
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* EP_PROPERTY_FALSE
*: This field property defaults to false.


<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=head_crypt -->
<!-- Pod2Wiki=head_crypt -->
===:crypt===
===:crypt===
: One-way encryption methods for passwords, see [[API:EPrints/Utils#crypt|EPrints::Utils/crypt]].
One-way encryption methods for passwords, see [[API:EPrints/Utils#crypt|EPrints::Utils/crypt]].


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<!-- Pod2Wiki= -->
<!-- Pod2Wiki= -->
* EP_CRYPT_CRYPT
</div>
*: {{API:PodLink|file=perlfunc|package_name=perlfunc|section=crypt|text=perlfunc/crypt}}.
<!-- Pod2Wiki=item_ep_crypt_crypt -->
====EP_CRYPT_CRYPT====


* EP_CRYPT_SHA512
{{API:PodLink|file=perlfunc|package_name=perlfunc|section=crypt|text=perlfunc/crypt}}.
*: {{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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<!-- Pod2Wiki= -->
<!-- Pod2Wiki= -->
<!-- Pod2Wiki=head_copyright -->
</div>
==COPYRIGHT==
<!-- Pod2Wiki=item_ep_crypt_sha512 -->
Copyright 2000-2011 University of Southampton.
====EP_CRYPT_SHA512====


This file is part of EPrints http://www.eprints.org/.
{{API:PodLink|file=Digest/SHA|package_name=Digest::SHA|section=|text=Digest::SHA}} sha512 with 2-byte salt and 10000 rounds.


EPrints is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
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EPrints 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.  If not, see http://www.gnu.org/licenses/.


<!-- Pod2Wiki= -->
</div>
<!-- Pod2Wiki=head_copyright -->
==COPYRIGHT==
{{API:Copyright}}
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<!-- Pod2Wiki= -->
<!-- Pod2Wiki= -->
<!-- Pod2Wiki=_postamble_ -->
</div>
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<!-- Pod2Wiki=_postamble_ --><!-- Edit below this comment -->

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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