Differences

This shows you the differences between two versions of the page.

--- buechereielektrik:unapi:bibsonomy.php [2009-12-26 14:45] – made downloadable rosenke
+++ buechereielektrik:unapi:bibsonomy.php [2010-01-27 20:19] – rosenke
@@ Line 1: / Line 1: @@
 <code php Bibsonomy.php>
 <?php
-// hatop@ub.uni-marburg.de 2008-12-08 2009-12-03
+/*
-// http://unapi.info/specs/
+ *  Purpose
+ *
+ *  Take an unique identifier as id-parameter and redirect client
+ *  to Bibsonomy with BibTeXed bibliographic data.
+ */
-/*  Copyright 2008 2009 Goetz Hatop
+/*
+ *  Copyright
+ *
+ *  Copyright 2008 2009 Goetz Hatop <hatop@ub.uni-marburg.de>.
  *  Goetz Hatop's original Version can be found at
- *  <ftp://ftp.ub.uni-marburg.de/pub/research/unapi.tar.gz>
+ *  <ftp://ftp.ub.uni-marburg.de/pub/research/unapi.tar.gz>.
+ *
+ *  Copyright 2009 2010 Stephan Rosenke <rosenke@ulb.tu-darmstadt.de> or
+ *  <r01-551@r0s.de>. See also <http://r0s.de/unapi>.
  */
-/*  Copyright 2009 Stephan Rosenke <rosenke@ulb.tu-darmstadt.de> */
+/*
+ *  License
-/*  This program is free software: you can redistribute it and/or modify
+ *
+ *  This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
  *  the Free Software Foundation, either version 3 of the License, or
@@ Line 26: / Line 37: @@
  */
-/*  Version:	0.1 */
+/*
+ *  Version
+ *
+ *  0.5
+ */
-/*  Changelog
+/*
+ *  Changelog
  *
+ *  20100127:	Added link in copyright.
+ *  20100110:	Some style improvements, added comments.
+ *  20100109:	Some style improvements, added comments.
  *  20091214:	stripped unAPI.php for use as Bibsonomy-forwarder.
  */
-require_once('PicaRecord.php');
+/*
+ *  Readme
+ *
+ *  For linking to Bibsonomy include in a HTML-file a line like this:
+ *  <a href="http://example.com/Bibsonomy.php?id=123">Bibsonomy</a>
+ */
+/*
+ *
+ *  DO NOT MESS BEHIND THIS LINE
+ *
+ */
+//  include some objects and methods
+require_once('unAPI.inc.php');
+//  make some GET-variables a little bit handier
+$id = $_GET['id'];
-if (!isset($_GET[id]) || $_GET[id]=='') {
+//  check if $id is not empty
+if (!isset($id) || $id == '') {
   header('HTTP/1.0 406 Not Acceptable');
   echo "406: Not Acceptable";
   return;
 }
+//  instantiate new Picappn()
 $pica = new Picappn();
-$pica->setPpn( $_GET[id] );
+//  set PPN as identifier
+$pica->setPpn($id);
+//  get URL for redirecting to Bibsonomy
 $res = $pica->getBibsonomy();
-header("Location: $res");
+//  check if $res is not empty and do redirect
+if (!isset($res) || $res == '') {
+  header('HTTP/1.0 406 Not Acceptable');
+  echo "406: Not Acceptable";
+  return;
+} else {
+  header("Location: $res");
+}
 ?>
 </code>