diff --git a/bibtexbrowser.php b/bibtexbrowser.php
index ddb281c..6288293 100755
--- a/bibtexbrowser.php
+++ b/bibtexbrowser.php
@@ -86,6 +86,12 @@ function bibtexbrowser_configure($key, $value) {
// do we add [bibtex] links ?
// suggested by Sascha Schnepp
@define('BIBTEXBROWSER_BIBTEX_LINKS',true);
+// do we add [pdf] links ?
+@define('BIBTEXBROWSER_PDF_LINKS',true);
+// do we add [doi] links ?
+@define('BIBTEXBROWSER_DOI_LINKS',true);
+// do we add [gsid] links (Google Scholar)?
+@define('BIBTEXBROWSER_GSID_LINKS',true);
// should authors be linked to [none/homepage/resultpage]
// none: nothing
@@ -213,10 +219,6 @@ function _zetDB($bibtex_filenames) {
set_magic_quotes_runtime(false);
}
- // get file extension to only allow .bib files
- $ext = pathinfo($bib, PATHINFO_EXTENSION);
- // this is a security protection
- if (BIBTEXBROWSER_LOCAL_BIB_ONLY && (!file_exists($bib) || strcasecmp($ext, 'bib') != 0)) {
// default bib file, if no file is specified in the query string.
if (!isset($bibtex_filenames) || $bibtex_filenames == "") {
default_message();
@@ -231,8 +233,11 @@ function _zetDB($bibtex_filenames) {
// ---------------------------- HANDLING unexistent files
foreach(explode(MULTIPLE_BIB_SEPARATOR, $bibtex_filenames) as $bib) {
+ // get file extension to only allow .bib files
+ $ext = pathinfo($bib, PATHINFO_EXTENSION);
// this is a security protection
- if (BIBTEXBROWSER_LOCAL_BIB_ONLY && !file_exists($bib)) {
+ if (BIBTEXBROWSER_LOCAL_BIB_ONLY && (!file_exists($bib) || strcasecmp($ext, 'bib') != 0)) {
+
// to automate dectection of faulty links with tools such as webcheck
header('HTTP/1.1 404 Not found');
die('the bib file '.$bib.' does not exist !');
@@ -1483,15 +1488,17 @@ class BibEntry {
$str .= " getKey()."\" {$href}>[bibtex]";
}
- // returns an empty string if no url present
- $str .= $this->getUrlLink();
+ if (BIBTEXBROWSER_PDF_LINKS) {
+ // returns an empty string if no url present
+ $str .= $this->getUrlLink();
+ }
- if ($this->hasField('doi')) {
+ if (BIBTEXBROWSER_DOI_LINKS && $this->hasField('doi')) {
$str .= ' [doi]';
}
// Google Scholar ID
- if ($this->hasField('gsid')) {
+ if (BIBTEXBROWSER_GSID_LINKS && $this->hasField('gsid')) {
$str .= ' [cites]';
}