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adds support for opengraph metadata

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This commit is contained in:
Martin Monperrus
2016-02-27 14:07:40 +01:00
parent 214d4eca78
commit 4975857dd1
3 changed files with 54 additions and 11 deletions
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bibtexbrowser-documentation.wiki
+7 -9
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@@ -10,15 +10,8 @@ This documentation is collaborative, you can improve it using a [[https://github
+++TOC+++
=====Major features=====
* bibtexbrowser generates [[http://www.monperrus.net/martin/accurate+bibliographic+metadata+and+google+scholar|Google Scholar metadata]] so as to improve the visibility of your papers on Google Scholar.
* More and more academics use bibliographic software like [[http://www.zotero.org/|Zotero]] or [[http://www.mendeley.com/|Mendeley]]. bibtexbrowser generates [[http://ocoins.info/|COinS]] for automatic import of bibliographic entries with [[http://www.zotero.org/|Zotero]] and [[http://www.mendeley.com/|Mendeley]].
* People can subscribe to the RSS publication feed of an individual or a group so as to being kept up-to-date: bibtexbrowser generates RSS feeds for all queries (simply add &rss at the end of the URL)! [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=monperrus.bib&all&rss|demo]]
* bibtexbrowser can display all entries for an author with an academic style (i.e book, articles, conference, workshop): [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&academic=Ducasse|demo]]
* bibtexbrowser can be used to embed a publication list into another page: [[http://www.monperrus.net/martin/publications|demo]]
* bibtexbrowser is easy to install: just a single file.
=====Other features=====
=====Features=====
* **(02/2016)** support for [[http://ogp.me/|OpenGraph metadata]]
* **(10/2015)** support for filtering bibtex fields
* **(10/2013)** support for localization (see below)
* **(07/2012)** new label types (see config value ABBRV_TYPE)
@@ -28,13 +21,17 @@ This documentation is collaborative, you can improve it using a [[https://github
* **(09/2010)** bibtexbrowser now supports multiple bibtex files (''bibtexbrowser.php?bib=file1.bib;file2.bib'')
* **(05/2010)** bibtexbrowser adds links to your co-author pages if you define the corresponding @string (see function addHomepageLink)
* **(01/2010)** bibtexbrowser can handle user-defined bibliographic styles
* bibtexbrowser generates publication RSS feeds (simply add &rss at the end of the URL)! [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=monperrus.bib&all&rss|demo]]
* **(10/2009)** bibtexbrowser is able to generate a bibtex file containing only the selected entries (simply add &astext at the end of the link)
* **(10/2009)** bibtexbrowser is now independent of the configuration of register_globals
* **(01/2009)** bibtexbrowser allows multi criteria search, e.g. [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&type=inproceedings&year=2004|demo]]
* bibtexbrowser generates [[http://ocoins.info/|COinS]] for automatic import of bibliographic entries with [[http://www.zotero.org/|Zotero]] and [[http://www.mendeley.com/|Mendeley]].
* bibtexbrowser generates [[http://www.monperrus.net/martin/accurate+bibliographic+metadata+and+google+scholar|Google Scholar metadata]] so as to improve the visibility of your papers on Google Scholar.
* bibtexbrowser replaces constants defined in @STRING
* bibtexbrowser is very fast because it keeps a compiled version of the bibtex file (PHP object serialized)
* bibtexbrowser is compatible with PHP 4.x and PHP 5.x
* bibtexbrowser can display the menu and all entries without filtering from the file name passed as parameter [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib|demo]]
* bibtexbrowser can display all entries for an author with an academic style (i.e book, articles, conference, workshop): [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&academic=Ducasse|demo]]
* bibtexbrowser can display all entries out of a bibtex file [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&all|demo]]
* bibtexbrowser can display all entries for a given year [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&year=2004|demo]]
* bibtexbrowser can display a single bibtex entry [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&key=monperrus08d|demo]]
@@ -43,6 +40,7 @@ This documentation is collaborative, you can improve it using a [[https://github
* bibtexbrowser outputs valid XHTML 1.0 Transitional
* bibtexbrowser can display all entries for an author [[http://www.monperrus.net/martin/bibtexbrowser.php?bib=metrics.bib&author=Barbara+A.+Kitchenham|demo]]
* bibtexbrowser can be used with different encodings (change the default iso-8859-1 encoding if your bib file is in UTF-8 ''define('BIBTEX_INPUT_ENCODING','UTF-8')'' )
* bibtexbrowser is easy to install: just a single file.
=====Download=====
bibtexbrowser-test.php
+19
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@@ -163,6 +163,25 @@ class BTBTest extends PHPUnit_Framework_TestCase {
}
function test_metadata_opengraph() {
$test_data = fopen('php://memory','x+');
fwrite($test_data, "@article{aKey,title={A Book},author={Martin Monperrus},url={http://foo.com/},publisher={Springer},year=2009,pages={42--4242},number=1}\n".
"@String{x=2008}\n"
);
fseek($test_data,0);
$db = new BibDataBase();
$db->update_internal("inline", $test_data);
$dis = new BibEntryDisplay($db->getEntryByKey('aKey'));
$metadata = $dis->metadata_dict();
//print_r($metadata);
$this->assertEquals("A Book",$metadata['og:title']);
$this->assertEquals("article",$metadata['og:type']);
$this->assertTrue(1 == preg_match("/http:.*author=Martin\+Monperrus/",$metadata['og:author']));
$this->assertEquals("2009",$metadata['og:published_time']);
}
function test_math_cal() {
$test_data = fopen('php://memory','x+');
fwrite($test_data, "@book{aKey,title={{A Book{} $\mbox{foo}$ tt $\boo{t}$}} ,author={Martin Monperrus},publisher={Springer},year=2009}\n".
bibtexbrowser.php
+28 -2
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@@ -200,6 +200,7 @@ if (defined('ENCODING')) {
@define('MULTIPLE_BIB_SEPARATOR',';');
@define('METADATA_GS',true);
@define('METADATA_DC',true);
@define('METADATA_OPENGRAPH',true);
@define('METADATA_EPRINTS',false);
// define sort order for special values in 'year' field
@@ -1257,6 +1258,13 @@ class BibEntry {
return $lastname;
}
/**
* Returns the first name of an author name.
*/
function getFirstName($author){
list($firstname, $lastname) = splitFullName($author);
return $firstname;
}
/** Has this entry the given field? */
function hasField($name) {
@@ -3219,6 +3227,10 @@ class BibEntryDisplay {
$result = $this->metadata_dublin_core($result);
}
if (METADATA_OPENGRAPH) {
$result = $this->metadata_opengraph($result);
}
if (METADATA_EPRINTS) {
$result = $this->metadata_eprints($result);
}
@@ -3226,6 +3238,20 @@ class BibEntryDisplay {
return $result;
} // end function metadata
function metadata_opengraph($result) {
// Facebook metadata
// see http://ogp.me
// https://developers.facebook.com/tools/debug/og/object/
$result[] = array('og:type','article');
$result[] = array('og:title',$this->bib->getTitle());
foreach($this->bib->getRawAuthors() as $author) {
// opengraph requires a URL as author value
$result[] = array('og:author',"http://".@$_SERVER['HTTP_HOST'].$_SERVER['SCRIPT_NAME'].'?bib='.urlencode($this->bib->filename).'&author='.urlencode($author));
}
$result[] = array('og:published_time',$this->bib->getYear());
return $result;
} // end function metadata_opengraph
function metadata_dublin_core($result) {
// Dublin Core should not be used for bibliographic metadata
// according to several sources
@@ -3874,7 +3900,7 @@ if (method_exists($content, 'metadata')) {
}
foreach($metatags as $item) {
list($name,$value) = $item;
echo '<meta name="'.$name.'" content="'.$value.'"/>'."\n";
echo '<meta name="'.$name.'" property="'.$name.'" content="'.$value.'"/>'."\n";
} // end foreach
@@ -4512,4 +4538,4 @@ class Dispatcher {
$class = BIBTEXBROWSER_MAIN;// extension point
$main = new $class();
$main->main();
?>
?>