merged master

[lhc/web/wiklou.git] / includes / media / XMP.php

diff --git a/includes/media/XMP.php b/includes/media/XMP.php
index 75fdd96..36660b3 100644 (file)
--- a/includes/media/XMP.php
+++ b/includes/media/XMP.php
@@ -213,10 +213,16 @@ class XMPReader {
                unset( $data['xmp-special'] );
 
                // Convert GPSAltitude to negative if below sea level.
-               if ( isset( $data['xmp-exif']['GPSAltitudeRef'] ) ) {
-                       if ( $data['xmp-exif']['GPSAltitudeRef'] == '1'
-                               && isset( $data['xmp-exif']['GPSAltitude'] )
-                       ) {
+               if ( isset( $data['xmp-exif']['GPSAltitudeRef'] )
+                       && isset( $data['xmp-exif']['GPSAltitude'] )
+               ) {
+
+                       // Must convert to a real before multiplying by -1
+                       // XMPValidate guarantees there will always be a '/' in this value.
+                       list( $nom, $denom ) = explode( '/', $data['xmp-exif']['GPSAltitude'] );
+                       $data['xmp-exif']['GPSAltitude'] = $nom / $denom;
+
+                       if ( $data['xmp-exif']['GPSAltitudeRef'] == '1' ) {
                                $data['xmp-exif']['GPSAltitude'] *= -1;
                        }
                        unset( $data['xmp-exif']['GPSAltitudeRef'] );