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minor improvement of metadata support and doc

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This commit is contained in:
Martin Monperrus
2018-02-27 20:46:23 +01:00
parent fe09e5964d
commit 41db5d9323
3 changed files with 28 additions and 11 deletions
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bibtexbrowser.php
+14 -10
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@@ -208,10 +208,11 @@ if (defined('ENCODING')) {
@define('YEAR', 'year');
@define('BUFFERSIZE',100000);
@define('MULTIPLE_BIB_SEPARATOR',';');
@define('METADATA_GS',true);
@define('METADATA_DC',true);
@define('METADATA_OPENGRAPH',true);
@define('METADATA_EPRINTS',false);
@define('METADATA_COINS',true); // see https://en.wikipedia.org/wiki/COinS
@define('METADATA_GS',false); // metadata google scholar, see http://www.monperrus.net/martin/accurate+bibliographic+metadata+and+google+scholar
@define('METADATA_DC',true); // see http://dublincore.org/
@define('METADATA_OPENGRAPH',true); // see http://ogp.me/
@define('METADATA_EPRINTS',false); // see https://wiki.eprints.org/w/Category:EPrints_Metadata_Fields
// define sort order for special values in 'year' field
// highest number is sorted first
@@ -1812,6 +1813,9 @@ class BibEntry {
* Used by Zotero, mendeley, etc.
*/
function toCoins() {
if (c('METADATA_COINS') == false) {
return;
}
$url_parts=array();
$url_parts[]='ctx_ver=Z39.88-2004';
@@ -1858,7 +1862,7 @@ class BibEntry {
// referrer, the id of a collection of objects
// see also http://www.openurl.info/registry/docs/pdf/info-sid.pdf
$url_parts[]='rfr_id='.s3988('info:sid/'.@$_SERVER['HTTP_HOST'].':'.@$_GET[Q_FILE]);
$url_parts[]='rfr_id='.s3988('info:sid/'.@$_SERVER['HTTP_HOST'].':'.basename(@$_GET[Q_FILE]));
$url_parts[]='rft.date='.s3988($this->getYear());
@@ -3424,24 +3428,24 @@ class BibEntryDisplay {
function metadata() {
$result=array();
if (BIBTEXBROWSER_ROBOTS_NOINDEX) {
if (c('BIBTEXBROWSER_ROBOTS_NOINDEX')) {
$result[] = array('robots','noindex');
}
if (METADATA_GS) {
if (c('METADATA_GS')) {
$result = $this->metadata_google_scholar($result);
} // end Google Scholar
// a fallback to essential dublin core
if (METADATA_DC) {
if (c('METADATA_DC')) {
$result = $this->metadata_dublin_core($result);
}
if (METADATA_OPENGRAPH) {
if (c('METADATA_OPENGRAPH')) {
$result = $this->metadata_opengraph($result);
}
if (METADATA_EPRINTS) {
if (c('METADATA_EPRINTS')) {
$result = $this->metadata_eprints($result);
}