diff --git a/piwigo_refresh.pl b/piwigo_refresh.pl
index ce68168..59d8f08 100755
--- a/piwigo_refresh.pl
+++ b/piwigo_refresh.pl
@@ -12,6 +12,7 @@
 #    --directory=absolute path to your photos
 #    [--caddie=0 or 1]
 #    [--privacy_level=4 or 8]
+#    [--meta_all=0 of 1]
 #    [--cat=categorie_id]
 #    [--subcat=0 or 1]
 
@@ -33,18 +34,19 @@ use Digest::MD5 qw/md5 md5_hex/;
 
 my %opt = ();
 GetOptions(
-    \%opt,
-    qw/
-          base_url=s
-	  site=s
-          username=s
-          password=s
-          directory=s
-		caddie=s
-		privacy_level=s
-		cat=s
-		subcat=s
-      /
+  \%opt,
+  qw/
+  base_url=s
+  site=s
+  username=s
+  password=s
+  directory=s
+  caddie=s
+  privacy_level=s
+  meta_all=s
+  cat=s
+  subcat=s
+  /
 );
 
 my $album_dir = $opt{directory};
@@ -56,22 +58,23 @@ $ua->cookie_jar({});
 
 my %conf;
 my %conf_default = (
-    base_url => 'http://localhost:81/piwigogit',
-    site => 1,
-    username => 'plg',
-    password => 'plg',
-	caddie => 0,
-	privacy_level => 4,
-	cat => 162,
-	subcat => 1,
+  base_url => 'http://localhost:81/piwigogit',
+  site => 1,
+  username => 'plg',
+  password => 'plg',
+  caddie => 0,
+  privacy_level => 4,
+  meta_all => 0,
+  cat => 162,
+  subcat => 1,
 );
 foreach my $conf_key (keys %conf_default) {
-    $conf{$conf_key} = defined $opt{$conf_key} ? $opt{$conf_key} : $conf_default{$conf_key}
+  $conf{$conf_key} = defined $opt{$conf_key} ? $opt{$conf_key} : $conf_default{$conf_key}
 }
 
 $ua->default_headers->authorization_basic(
-    $conf{username},
-    $conf{password}
+  $conf{username},
+  $conf{password}
 );
 
 my $result = undef;
@@ -89,65 +92,121 @@ piwigo_refresh();
 #---------------------------------------------------------------------
 
 sub piwigo_login {
-    $ua->post(
-        $conf{base_url}.'/ws.php?format=json',
-        {
-            method => 'pwg.session.login',
-            username => $conf{username},
-            password => $conf{password},
-        }
-    );
+  $ua->post(
+    $conf{base_url}.'/ws.php?format=json',
+    {
+      method => 'pwg.session.login',
+      username => $conf{username},
+      password => $conf{password},
+    }
+  );
 }
 
 sub piwigo_refresh {
-	if ($conf{cat} > 0)
-	{
-	$ua->post(
-		$conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},
-		{
-			sync => 'files',
-			display_info => 0,
-			add_to_caddie => $conf{caddie},
-			privacy_level => $conf{privacy_level},
-			sync_meta  => 1,
-			simulate => 0,
-			cat => $conf{cat},
-			'subcats-included' => $conf{subcat},
-			submit => 1,
-		}
-	);
-	}
-	else
-	{
-	$ua->post(
-		$conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},
-		{
-			sync => 'files',
-			display_info => 0,
-			add_to_caddie => $conf{caddie},
-			privacy_level => $conf{privacy_level},
-			sync_meta  => 1,
-			simulate => 0,
-			#cat => $conf{cat},
-			'subcats-included' => $conf{subcat},
-			submit => 1,
-		}
-	);
-	}
+  my $noMetaCat = 
+  [ 
+    'sync' => 'files',
+    'display_info' => 0,
+    'add_to_caddie' => $conf{caddie},
+    'privacy_level' => $conf{privacy_level},
+    'sync_meta'  => 1,
+    'simulate' => 0,
+    'cat' => $conf{cat},
+    'subcats-included' => $conf{subcat},
+    'submit' => 1,
+  ];
+  my $wMetaCat = 
+  [ 
+    'sync' => 'files',
+    'display_info' => 0,
+    'add_to_caddie' => $conf{caddie},
+    'privacy_level' => $conf{privacy_level},
+    'sync_meta'  => 1,
+    'meta_all' => $conf{meta_all},
+    'simulate' => 0,
+    'cat' => $conf{cat},
+    'subcats-included' => $conf{subcat},
+    'submit' => 1,
+  ];
+  my $noMeta = 
+  [ 
+    'sync' => 'files',
+    'display_info' => 0,
+    'add_to_caddie' => $conf{caddie},
+    'privacy_level' => $conf{privacy_level},
+    'sync_meta'  => 1,
+    'simulate' => 0,
+    'subcats-included' => $conf{subcat},
+    'submit' => 1,
+  ];
+  my $wMeta = 
+  [ 
+    'sync' => 'files',
+    'display_info' => 0,
+    'add_to_caddie' => $conf{caddie},
+    'privacy_level' => $conf{privacy_level},
+    'sync_meta'  => 1,
+    'meta_all' => $conf{meta_all},
+    'simulate' => 0,
+    'subcats-included' => $conf{subcat},
+    'submit' => 1,
+  ];
+
+  if ($conf{cat} > 0)
+  {
+    if ($conf{meta_all} > 0)
+    {
+      $ua->post($conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},$wMetaCat);
+    }
+    else
+    {
+      $ua->post($conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},$noMetaCat);
+    }
+  }
+  else
+  {
+    if ($conf{meta_all} > 0)
+    {
+      $ua->post($conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},$wMeta);
+    }
+    else
+    {
+      $ua->post($conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},$noMeta);
+    }
+  }
 }
 
 sub piwigo_refreshFolder {
-	$ua->post(
-		$conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},
-		{
-			sync => 'dirs',
-			display_info => 0,
-			privacy_level => $conf{privacy_level},
-			sync_meta  => 1,
-			simulate => 0,
-			#cat => $conf{cat},
-			'subcats-included' => 1,
-			submit => 1,
-		}
-	);
+  if ($conf{cat} > 0)
+  {
+    $ua->post(
+      $conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},
+      {
+        'sync' => 'dirs',
+        'display_info' => 0,
+        'add_to_caddie' => 0,
+        'privacy_level' => $conf{privacy_level},
+        'sync_meta'  => 0,
+        'simulate' => 0,
+        'cat' => $conf{cat},
+        'subcats-included' => $conf{subcat},
+        'submit' => 1,
+      }
+    );
+  }
+  else
+  {
+    $ua->post(
+      $conf{base_url}.'/admin.php?page=site_update&site='.$conf{site},
+      {
+        'sync' => 'dirs',
+        'display_info' => 0,
+        'privacy_level' => $conf{privacy_level},
+        'sync_meta'  => 0,
+        'simulate' => 0,
+        'subcats-included' => 1,
+        'submit' => 1,
+      }
+    );
+  }
 }
diff --git a/piwirefresh.sh b/piwirefresh.sh
index 6790f13..75aff77 100755
--- a/piwirefresh.sh
+++ b/piwirefresh.sh
@@ -1,5 +1,15 @@
 #!/bin/bash
 
+# syncronise piwigo database
+# piwirefresh.sh [OPTION] [CATEGORY] [RECURSIVE]
+# OPTION
+#    --meta_all|-m  :  including already synchronised photos
+# CATEGORY
+#      number != 0  :  limit scan to only one category
+#                      find number in dev tools on piwigos' site_update site
+# RECURSIVE
+#           0 or 1  :  wheter to scan CATEGORY recursively
+
 # Get script working directory
 # (when called from a different directory)
 WDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >>/dev/null 2>&1 && pwd )"
@@ -25,6 +35,15 @@ if [ -z $mounted ] ; then
   exit 1;
 fi
 
+metaAll=0
+
+case "$1" in
+	--meta_all|-m) # including already synchronised photos
+		metaAll=1
+		shift
+		;;
+esac
+
 if [ "$1" != "" ] && [ "$2" != "" ]
 then
   piwiRefreshCatId=$1
@@ -32,7 +51,7 @@ then
 fi
 
 
-perl -w /root/script/piwigo_refresh.pl \
+perl -w $WDIR/piwigo_refresh.pl \
   --base_url="${piwiRefreshUrl}" \
   --site=${piwiRefreshSiteId} \
   --user="${piwiRefreshUser}" \
@@ -40,8 +59,12 @@ perl -w /root/script/piwigo_refresh.pl \
   --directory="${piwiRefreshSite}" \
   --caddie=0 \
   --privacy_level=${piwiRefreshPrivacy} \
+  --meta_all=${metaAll} \
   --cat=${piwiRefreshCatId} \
   --subcat=${piwiRefreshSubCatId}
 
 ENDTIME=$(date +%s)
-echo "Refresh took: $((($ENDTIME - $STARTTIME)/60)) minutes"
+# Don't calculate runtime yet
+# TODO there seems to be a timeout for the refresh; it always returns after 6 minutes
+#      although php process of piwigo is still running
+#echo "Refresh took: $((($ENDTIME - $STARTTIME)/60)) minutes"