Import Ruty

ruty/mails/bin/jsshrink.sh

@@ -0,0 +1,51 @@
+#!/bin/sh
+
+set -e
+
+PWD=`dirname "$0"`
+LANG_IN='ECMASCRIPT5'
+
+do_shrink() {
+    rm -f "$2"
+    # copy the first comment block with license information for LibreJS
+    grep -q '@lic' $1 && sed -n '/\/\*/,/\*\// { p; /\*\//q; }' $1 > $2
+    uglifyjs --compress --mangle -- $1 >> $2
+}
+
+if which uglifyjs > /dev/null 2>&1; then
+    :
+else
+    echo "uglifyjs not found. Please install e.g. 'npm install -g uglify-js'."
+    exit 1
+fi
+
+# compress single file from argument
+if [ $# -gt 0 ]; then
+    JS_FILE="$1"
+
+    if [ $# -gt 1 ]; then
+        LANG_IN="$2"
+    fi
+
+    echo "Shrinking $JS_FILE"
+    minfile=`echo $JS_FILE | sed -e 's/\.js$/\.min\.js/'`
+    do_shrink "$JS_FILE" "$minfile" "$LANG_IN"
+    exit
+fi
+
+DIRS="$PWD/../program/js $PWD/../skins/* $PWD/../plugins/* $PWD/../plugins/*/skins/* $PWD/../plugins/managesieve/codemirror/lib"
+# default: compress application scripts
+for dir in $DIRS; do
+    for file in $dir/*.js; do
+        if echo "$file" | grep -q -e '.min.js$'; then
+            continue
+        fi
+        if [ ! -f "$file" ]; then
+            continue
+        fi
+
+        echo "Shrinking $file"
+        minfile=`echo $file | sed -e 's/\.js$/\.min\.js/'`
+        do_shrink "$file" "$minfile" "$LANG_IN"
+    done
+done