Set proper POT-Creation-Date

1 files changed, 11 insertions, 7 deletions

diff --git a/scripts/update_pot b/scripts/update_pot
index cc94a4009..c3b1b1095 100755
--- a/scripts/update_pot
+++ b/scripts/update_pot
@@ -29,22 +29,26 @@ RET=0
 [ -d $SOURCE ] || exit 1
 mkdir -p $PODIR/pot
 
-# This check is broken!
-if [ -n "$(find $PODIR/pot/ -name *.pot 2>/dev/null)" ] ; then
-    echo "Deleting old POT files..."
-    rm $PODIR/pot/*.pot
-fi
-
 for XML in `find $SOURCEDIR -name "*.xml"` ; do
     echo "Creating new POT file for $XML"
     POT=$(basename $XML .xml).pot
 
-    xml2pot $XML >$PODIR/pot/$POT
+    # Let's also set a proper POT-Creation-Date
+    xml2pot $XML | \
+        sed "s/^.*POT-Creation-Date:.*$/\"POT-Creation-Date: $(date -u "+%F %R%z")\\\n\"/" \
+        >$PODIR/pot/$POT.new
     RC=$?
     if [ $RC -ne 0 ] ; then
         RET=$RC
         echo "Error: error $RC while executing xml2pot"
     fi
+
+    # Revert changes if the only thing changed is the POT-Creation-Date
+    if diff $PODIR/pot/$POT $PODIR/pot/$POT.new | grep "^>" | grep -qv "POT-Creation-Date: " ; then
+        mv $PODIR/pot/$POT.new $PODIR/pot/$POT
+    else
+        rm $PODIR/pot/$POT.new
+    fi
 done
 
 exit $RET