"show metadata" feature added : you can ask to show metadata (EXIF and IPTC)

on picture.php page. Metadata read functions were moved from
admin/include/functions_metadata.php to include/functions_metadata.inc.php


git-svn-id: http://piwigo.org/svn/trunk@493 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 74 insertions, 0 deletions

diff --git a/tools/metadata.php b/tools/metadata.php
new file mode 100644
index 000000000..082d246cf
--- /dev/null
+++ b/tools/metadata.php
@@ -0,0 +1,74 @@
+<?php
+// +-----------------------------------------------------------------------+
+// |                              metadata.php                             |
+// +-----------------------------------------------------------------------+
+// | application   : PhpWebGallery <http://phpwebgallery.net>              |
+// | branch        : BSF (Best So Far)                                     |
+// +-----------------------------------------------------------------------+
+// | file          : $RCSfile$
+// | last update   : $Date$
+// | last modifier : $Author$
+// | revision      : $Revision$
+// +-----------------------------------------------------------------------+
+// | 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                                          |
+// |                                                                       |
+// | This program is distributed in the hope that it will be useful, but   |
+// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
+// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
+// | General Public License for more details.                              |
+// |                                                                       |
+// | You should have received a copy of the GNU General Public License     |
+// | along with this program; if not, write to the Free Software           |
+// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
+// | USA.                                                                  |
+// +-----------------------------------------------------------------------+
+
+$filename = 'sample.jpg';
+echo 'Informations are read from '.$filename.'<br /><br /><br />';
+
+$iptc_result = array();
+$imginfo = array();
+getimagesize($filename, $imginfo);
+if (isset($imginfo['APP13']))
+{
+  $iptc = iptcparse($imginfo['APP13']);
+  if (is_array($iptc))
+  {
+    foreach (array_keys($iptc) as $iptc_key)
+    {
+      if (isset($iptc[$iptc_key][0]) and $value = $iptc[$iptc_key][0])
+      {
+        // strip leading zeros (weird Kodak Scanner software)
+        while ($value[0] == chr(0))
+        {
+          $value = substr($value, 1);
+        }
+        // remove binary nulls
+        $value = str_replace(chr(0x00), ' ', $value);
+      }
+      $iptc_result[$iptc_key] = $value;
+    }
+  }
+
+  echo 'IPTC Fields in '.$filename.'<br />';
+  $keys = array_keys($iptc_result);
+  sort($keys);
+  foreach ($keys as $key)
+  {
+    echo '<br />'.$key.' = '.$iptc_result[$key];
+  }
+}
+else
+{
+  echo 'no IPTC information';
+}
+
+echo '<br /><br /><br />';
+echo 'EXIF Fields in '.$filename.'<br />';
+$exif = read_exif_data($filename);
+echo '<pre>';
+print_r($exif);
+echo '</pre>';
+?>
\ No newline at end of file