merge r6473 from trunk to branch 2.1

- quick fix (maybe not the cleanest) of regression 2.0 -> 2.1 when displaying metadata on picture page (event called with different input)

git-svn-id: http://piwigo.org/svn/branches/2.1@6474 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 25 insertions, 18 deletions

diff --git a/include/functions_metadata.inc.php b/include/functions_metadata.inc.php
index 5f2041291..2b298606f 100644
--- a/include/functions_metadata.inc.php
+++ b/include/functions_metadata.inc.php
@@ -117,24 +117,31 @@ function get_exif_data($filename, $map)
   // Read EXIF data
   if ($exif = @read_exif_data($filename))
   {
-    foreach ($map as $key => $field)
-    {
-      if (strpos($field, ';') === false)
-      {
-        if (isset($exif[$field]))
-        {
-          $result[$key] = $exif[$field];
-        }
-      }
-      else
-      {
-        $tokens = explode(';', $field);
-        if (isset($exif[$tokens[0]][$tokens[1]]))
-        {
-          $result[$key] = $exif[$tokens[0]][$tokens[1]];
-        }
-      }
-    }
+		if ($map != null)
+		{
+			foreach ($map as $key => $field)
+			{
+				if (strpos($field, ';') === false)
+				{
+					if (isset($exif[$field]))
+					{
+						$result[$key] = $exif[$field];
+					}
+				}
+				else
+				{
+					$tokens = explode(';', $field);
+					if (isset($exif[$tokens[0]][$tokens[1]]))
+					{
+						$result[$key] = $exif[$tokens[0]][$tokens[1]];
+					}
+				}
+			}
+		}
+		else
+		{
+			$result = $exif;
+		}
   }
 
   return $result;