Browse Source

improved the embedded bibliographic metadata

hg/35a367e65a464cf6cdf277c73f977a6828b723fe/bookmarks/master
Martin Monperrus 15 years ago
parent
commit
5d3244cde4
  1. 115
      bibtexbrowser.php

115
bibtexbrowser.php

@ -442,9 +442,9 @@ $delegate->beginFile();
$handle = fopen($bibfilename, "r");
// if you encounter this errir "Allowed memory size of xxxxx bytes exhausted"
// if you encounter this error "Allowed memory size of xxxxx bytes exhausted"
// then decrease the size of the temp buffer below
$bufsize=min(filesize($bibfilename),BUFFERSIZE);
$bufsize=BUFFERSIZE;
while (!feof($handle)) {
$sread=fread($handle,$bufsize);
@ -1184,7 +1184,10 @@ class BibEntry {
echo bib2html($this);
$href = 'href="'.BIBTEXBROWSER_URL.'?'.createQueryString(array(Q_KEY => $this->getKey())).'"';
echo " <a {$href}>[bib]</a>";
// we add biburl and title to be able to retrieve this important information
// using Xpath expressions on the XHTML source
echo " <a class=\"biburl\" title=\"".$this->getKey()."\" {$href}>[bib]</a>";
// returns an empty string if no url present
echo $this->getUrlLink();
@ -1328,7 +1331,7 @@ return
),
// conference papers
array(
'query' => array(Q_TYPE=>'inproceedings',Q_EXCLUDE=>'workshop'),
'query' => array(Q_TYPE=>'inproceedings|conference',Q_EXCLUDE=>'workshop'),
'title' => 'Refereed Conference Papers'
),
// workshop papers
@ -2006,7 +2009,8 @@ class BibEntryDisplay extends BibtexBrowserDisplay {
/** Creates metadata for Google Scholar
* + a description
* See http://www.monperrus.net/martin/accurate+bibliographic+metadata+and+google+scholar
* @see http://scholar.google.com/intl/en/scholar/inclusion.html
* @see http://www.monperrus.net/martin/accurate+bibliographic+metadata+and+google+scholar
* */
function metadata() {
$result=array();
@ -2022,18 +2026,26 @@ class BibEntryDisplay extends BibtexBrowserDisplay {
}
$result[] = array('citation_date',$this->bib->getYear());
// citation_publisher
$result[] = array('citation_publisher',$this->bib->getPublisher());
// this page
$result[] = array('citation_abstract_html_url','http://'.$_SERVER['HTTP_HOST'].($_SERVER['SERVER_PORT']=='80'?'':$_SERVER['SERVER_PORT']).$_SERVER['REQUEST_URI']);
if ($this->bib->hasField("publisher")) {
$result[] = array('citation_publisher',$this->bib->getPublisher());
}
// BOOKTITLE: JOURNAL NAME OR PROCEEDINGS
if ($this->bib->getType()=="article") { // journal article
$result[] = array('citation_journal_title',$this->bib->getField("journal"));
$result[] = array('citation_volume',$this->bib->getField("volume"));
if ($this->bib->hasField("issue")) {
$result[] = array('citation_issue',$this->bib->getField("issue"));}
$result[] = array('citation_issue',$this->bib->getField("issue"));
}
if ($this->bib->hasField("issn")) {
$result[] = array('citation_issue',$this->bib->getField("issn"));
}
}
if ($this->bib->getType()=="inproceedings") {
if ($this->bib->getType()=="inproceedings" || $this->bib->getType()=="conference") {
$result[] = array('citation_conference_title',$this->bib->getField(BOOKTITLE));
$result[] = array('citation_conference',$this->bib->getField(BOOKTITLE));
}
@ -2069,14 +2081,22 @@ class BibEntryDisplay extends BibtexBrowserDisplay {
$result[] = array('citation_pdf_url',$this->bib->getField("url"));
}
// we don't introduce yet another kind of bibliographic metadata
// the core bibtex metadata will simply be available as json
// now adding the pure bibtex with no translation
foreach ($this->bib->getFields() as $k => $v) {
if (!preg_match("/^_/",$k)) {
$result[] = array("bibtex:".$k,$v);
}
}
// and a fallback to essential dublin core
//foreach ($this->bib->getFields() as $k => $v) {
// if (!preg_match("/^_/",$k)) {
// $result[] = array("bibtex:".$k,$v);
// }
//}
// a fallback to essential dublin core
// Dublin Core should not be used for bibliographic metadata
// according to several sources
// * Google Scholar: "Use Dublin Core tags (e.g., DC.title) as a last resort - they work poorly for journal papers"
// * http://reprog.wordpress.com/2010/09/03/bibliographic-data-part-2-dublin-cores-dirty-little-secret/
// however it seems that Google Scholar needs at least DC.Title to trigger referencing
// reference documentation: http://dublincore.org/documents/dc-citation-guidelines/
$result[] = array('DC.Title',$this->bib->getTitle());
foreach($this->bib->getArrayOfCommaSeparatedAuthors() as $author) {
$result[] = array('DC.Creator',$author);
@ -2084,6 +2104,69 @@ class BibEntryDisplay extends BibtexBrowserDisplay {
$result[] = array('DC.Date',$this->bib->getYear());
// --------------------------------- BEGIN METADATA EPRINTS
// and now adding eprints metadata
// why adding eprints metadata?
// because eprints is a well known bibliographic software and several crawlers/desktop software
// use their metadata
// unfortunately, the metadata is even less documented than Google Scholar citation_
// reference documentation: the eprints source code (./perl_lib/EPrints/Plugin/Export/Simple.pm)
// examples: conference paper: http://tubiblio.ulb.tu-darmstadt.de/44344/
// journal paper: http://tubiblio.ulb.tu-darmstadt.de/44344/
$result[] = array('eprints.title',$this->bib->getTitle());
$authors = $this->bib->getArrayOfCommaSeparatedAuthors();
foreach($authors as $author) {
$result[] = array('eprints.creators_name',$author);
}
$result[] = array('eprints.date',$this->bib->getYear());
if ($this->bib->hasField("publisher")) {
$result[] = array('eprints.publisher',$this->bib->getPublisher());
}
if ($this->bib->getType()=="article") { // journal article
$result[] = array('eprints.type','article');
$result[] = array('eprints.publication',$this->bib->getField("journal"));
$result[] = array('eprints.volume',$this->bib->getField("volume"));
if ($this->bib->hasField("issue")) {
$result[] = array('eprints.number',$this->bib->getField("issue"));}
}
if ($this->bib->getType()=="inproceedings" || $this->bib->getType()=="conference") {
$result[] = array('eprints.type','proceeding');
$result[] = array('eprints.book_title',$this->bib->getField(BOOKTITLE));
}
if ($this->bib->getType()=="phdthesis"
|| $this->bib->getType()=="mastersthesis"
|| $this->bib->getType()=="bachelorsthesis"
)
{
$result[] = array('eprints.type','thesis');
$result[] = array('eprints.institution',$this->bib->getField('school'));
}
if ($this->bib->getType()=="techreport")
{
$result[] = array('eprints.type','monograph');
if ($this->bib->hasField("number")) {
$result[] = array('eprints.number',$this->bib->getField('number'));
}
if ($this->bib->hasField("institution")) {
$result[] = array('eprints.institution',$this->bib->getField('institution'));
}
}
// generic
if ($this->bib->hasField("doi")) {
$result[] = array('eprints.id_number',$this->bib->getField("doi"));
}
if ($this->bib->hasField("url")) {
$result[] = array('eprints.official_url',$this->bib->getField("url"));
}
// --------------------------------- END METADATA EPRINTS
return $result;
}

Loading…
Cancel
Save