From 81d20f15b34f8b76610a58e3e7f55cc872ed6025 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20=C4=8Ciha=C5=99?= <michal@cihar.com>
Date: Mon, 19 Apr 2010 14:08:54 +0200
Subject: [PATCH] Add script for finding unused messages

Taken from QA_3_3 and slightly modified. This just checks
libraries/messages.inc.php and could be removed once this file is gone.
---
 scripts/find_unused_messages.sh | 35 +++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100755 scripts/find_unused_messages.sh

diff --git a/scripts/find_unused_messages.sh b/scripts/find_unused_messages.sh
new file mode 100755
index 000000000..79649524c
--- /dev/null
+++ b/scripts/find_unused_messages.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+export LANG=C
+set -e
+
+# Simple script to find unused message strings by Michal Čihař
+
+tmp1=`mktemp`
+tmp2=`mktemp`
+grep -o '^\$\<str[A-Z][a-zA-Z0-9_]*\>' libraries/messages.inc.php \
+    | tr -d '$' \
+    | grep -Ev '^str(Transformation_|ShowStatus)' | sort -u > $tmp1
+grep -ho '\<str[A-Z][a-zA-Z0-9_]*\>' `find . -type f -a -name '*.php' -a -not -path '*/lang/*'` \
+    | grep -Ev '^str(Transformation_|ShowStatus|Setup)' | sort -u > $tmp2
+
+echo Please note that you need to check results of this script, it doesn\'t
+echo understand PHP, it only tries to find what looks like message name.
+
+echo
+echo Used messages not present in messages file:
+echo '(this contains generated messages and composed message names, so these'
+echo 'are not necessary a errors!)'
+echo
+
+# filter out known false positives
+diff $tmp1 $tmp2 | awk '/^>/ {print $2}' | grep -Ev '(strEncto|strXkana|strDBLink|strPrivDesc|strPrivDescProcess|strTableListOptions|strMissingParameter|strAttribute|strDoSelectAll)'
+
+echo
+echo Not used messages present in messages file:
+echo
+
+diff $tmp1 $tmp2 | awk '/^</ {print $2}' | grep -Ev '(strSetup.*_(desc|name)|strSetupForm_|strSetupFormset_)'
+
+
+rm -f $tmp1 $tmp2