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improves google scholar metadata

pull/14/head
Martin Monperrus 12 years ago
parent
4c1b7ebfd4
commit
01c2eaec85
1 changed files with 95 additions and 61 deletions
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  1. 150
      bibtexbrowser.php

150
bibtexbrowser.php
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@ -1558,7 +1558,15 @@ class BibEntry {
$s.=$this->getText();
return $s;
}
}
/** returns the first and last page of the entry as an array ([0]->first, [2]->last) */
function getPages() {
preg_match('/([0-9]+).*?([0-9]+)/',$this->getField('pages'),$matches);
array_shift($matches);
return $matches;
}
} // enc class BibEntry
/** returns an HTML tag depending on BIBTEXBROWSER_LAYOUT e.g. <TABLE> */
function get_HTML_tag_for_layout() {
@ -2658,8 +2666,22 @@ class BibEntryDisplay {
return $this->bib->toCoins().$this->bib->toEntryUnformatted();
}
/** Creates metadata for Google Scholar
* + a description
/** Returns a dictionary of metadata. If the same metadata appears multiple times, it is concatenated with ";"
*/
function metadata_dict() {
$result = array();
foreach($this->metadata() as $v) {
if (!in_array($v[0], $result)) {
$result[$v[0]] = $v[1];
} else {
$result[$v[0]] .= ';'.$v[1];
}
}
return $result;
}
/** Returns an array containing the metadata for Google Scholar
* array (array('citation_title', 'foo'), ....)
* @see http://scholar.google.com/intl/en/scholar/inclusion.html
* @see http://www.monperrus.net/martin/accurate+bibliographic+metadata+and+google+scholar
* */
@ -2667,73 +2689,84 @@ class BibEntryDisplay {
$result=array();
if (METADATA_GS) {
// the description may mix with the Google Scholar tags
// we remove it
// $result[] = array('description',trim(strip_tags(str_replace('"','',bib2html($this->bib)))));
$result[] = array('citation_title',$this->bib->getTitle());
$authors = $this->bib->getArrayOfCommaSeparatedAuthors();
$result[] = array('citation_authors',implode("; ",$authors));
foreach($authors as $author) {
$result[] = array('citation_author',$author);
}
$result[] = array('citation_publication_date',$this->bib->getYear());
// the description may mix with the Google Scholar tags
// we remove it
// $result[] = array('description',trim(strip_tags(str_replace('"','',bib2html($this->bib)))));
$result[] = array('citation_title',$this->bib->getTitle());
$authors = $this->bib->getArrayOfCommaSeparatedAuthors();
$result[] = array('citation_authors',implode("; ",$authors));
foreach($authors as $author) {
$result[] = array('citation_author',$author);
}
// this page
$result[] = array('citation_abstract_html_url','http://'.$_SERVER['HTTP_HOST'].($_SERVER['SERVER_PORT']=='80'?'':$_SERVER['SERVER_PORT']).str_replace('&','&amp;',$_SERVER['REQUEST_URI']));
// the date
$result[] = array('citation_publication_date',$this->bib->getYear());
$result[] = array('citation_date',$this->bib->getYear());
$result[] = array('citation_year',$this->bib->getYear());
if ($this->bib->hasField("publisher")) {
$result[] = array('citation_publisher',$this->bib->getPublisher());
}
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"));
// 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("number")) {
// in bibtex, the issue number is usually in a field "number"
$result[] = array('citation_issue',$this->bib->getField("number"));
}
if ($this->bib->hasField("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->hasField("issn")) {
$result[] = array('citation_issue',$this->bib->getField("issn"));
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));
}
}
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));
}
if ($this->bib->getType()=="phdthesis"
|| $this->bib->getType()=="mastersthesis"
|| $this->bib->getType()=="bachelorsthesis"
)
{
$result[] = array('citation_dissertation_institution',$this->bib->getField('school'));
}
if ($this->bib->getType()=="phdthesis"
|| $this->bib->getType()=="mastersthesis"
|| $this->bib->getType()=="bachelorsthesis"
)
{
$result[] = array('citation_dissertation_institution',$this->bib->getField('school'));
}
if ($this->bib->getType()=="techreport"
&& $this->bib->hasField("number")
)
{
$result[] = array('citation_technical_report_number',$this->bib->getField('number'));
}
if ($this->bib->getType()=="techreport"
&& $this->bib->hasField("number")
)
{
$result[] = array('citation_technical_report_number',$this->bib->getField('number'));
}
if ($this->bib->getType()=="techreport"
&& $this->bib->hasField("institution")
)
{
$result[] = array('citation_technical_report_institution',$this->bib->getField('institution'));
}
if ($this->bib->getType()=="techreport"
&& $this->bib->hasField("institution")
)
{
$result[] = array('citation_technical_report_institution',$this->bib->getField('institution'));
}
// generic
if ($this->bib->hasField("doi")) {
$result[] = array('citation_doi',$this->bib->getField("doi"));
}
// generic
if ($this->bib->hasField("doi")) {
$result[] = array('citation_doi',$this->bib->getField("doi"));
}
if ($this->bib->hasField("url")) {
$result[] = array('citation_pdf_url',$this->bib->getField("url"));
}
if ($this->bib->hasField("url")) {
$result[] = array('citation_pdf_url',$this->bib->getField("url"));
}
}
if ($this->bib->hasField("pages")) {
$pages = $this->bib->getPages();
$result[] = array('citation_firstpage',$pages[0]);
$result[] = array('citation_lastpage',$pages[1]);
}
} // end Google Scholar
// we don't introduce yet another kind of bibliographic metadata
// the core bibtex metadata will simply be available as json
@ -2830,6 +2863,7 @@ class BibEntryDisplay {
}
}
// ----------------------------------------------------------------------
// DATABASE MANAGEMENT
// ----------------------------------------------------------------------

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