Add an option to generate statistics for core domains only.

statistics

@@ -23,6 +23,13 @@ ODD_CHARS='�'
 CL=0 # counter for css style
 STATUS="OK" # Total status of translations
 
+while getopts ":c" opt; do
+    case $opt in
+        c)
+            CORE_TEXTDOMAINS="wesnoth lib editor help ai units multiplayer anl tutorial" ;;
+    esac
+done
+
 for BRANCH in $BRANCHES; do
 	echo -e "Repository: $BLUE$BRANCH"$ENDCOLOR
 	STATSFILE="statistics-$BRANCH.html"
@@ -83,7 +90,12 @@ $(LC_TIME="en_US.UTF-8" date)
 	<th class=\"graph\" scope=\"col\">Graph</th></tr></thead>
 	<tbody><tr>" >> $STATSFILE
 
-	for files in $BRANCH/*.po; do
+	if [ -n "$CORE_TEXTDOMAINS" ]; then
+		POFILES=$BRANCH/$(echo $CORE_TEXTDOMAINS | awk '$NF=$NF "*.po"' OFS="*.po $BRANCH/")
+	else
+		POFILES="$BRANCH/*.po"
+	fi
+	for files in $POFILES; do
 		file=$(basename $files)
 		filename=$(basename $file .po)
 		npo=$(($npo + 1)); has_errors="no"; has_warnings="no";