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76 lines
2.0 KiB
Bash
76 lines
2.0 KiB
Bash
#!/bin/sh
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PWD=`dirname "$0"`
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JS_DIR="$PWD/../program/js"
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JAR_DIR='/tmp'
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LANG_IN='ECMASCRIPT5'
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CLOSURE_COMPILER_URL='http://dl.google.com/closure-compiler/compiler-latest.zip'
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do_shrink() {
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rm -f "$2"
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# copy the first comment block with license information for LibreJS
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grep -q '@lic' $1 && sed -n '/\/\*/,/\*\// { p; /\*\//q; }' $1 > $2
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java -jar $JAR_DIR/compiler.jar --compilation_level=SIMPLE_OPTIMIZATIONS --js="$1" --language_in="$3" >> $2
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}
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if [ ! -d "$JS_DIR" ]; then
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echo "Directory $JS_DIR not found."
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exit 1
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fi
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if [ ! -w "$JAR_DIR" ]; then
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JAR_DIR=$PWD
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fi
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if java -version >/dev/null 2>&1; then
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:
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else
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echo "Java not found. Please ensure that the 'java' program is in your PATH."
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exit 1
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fi
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if [ ! -r "$JAR_DIR/compiler.jar" ]; then
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if which wget >/dev/null 2>&1 && which unzip >/dev/null 2>&1; then
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wget "$CLOSURE_COMPILER_URL" -O "/tmp/$$.zip"
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elif which curl >/dev/null 2>&1 && which unzip >/dev/null 2>&1; then
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curl "$CLOSURE_COMPILER_URL" -o "/tmp/$$.zip"
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else
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echo "Please download $CLOSURE_COMPILER_URL and extract compiler.jar to $JAR_DIR/."
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exit 1
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fi
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unzip -p "/tmp/$$.zip" "*.jar" > "$JAR_DIR/compiler.jar"
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rm -f "/tmp/$$.zip"
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fi
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# compress single file from argument
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if [ $# -gt 0 ]; then
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JS_DIR=`dirname "$1"`
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JS_FILE="$1"
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if [ $# -gt 1 ]; then
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LANG_IN="$2"
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fi
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echo "Shrinking $JS_FILE"
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minfile=`echo $JS_FILE | sed -e 's/\.js$/\.min\.js/'`
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do_shrink "$JS_FILE" "$minfile" "$LANG_IN"
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exit
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fi
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DIRS="$PWD/../program/js $PWD/../skins/* $PWD/../plugins/* $PWD/../plugins/*/skins/* $PWD/../plugins/managesieve/codemirror/lib"
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# default: compress application scripts
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for dir in $DIRS; do
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for file in $dir/*.js; do
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echo "$file" | grep -e '.min.js$' >/dev/null
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if [ $? -eq 0 ]; then
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continue
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fi
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if [ ! -f "$file" ]; then
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continue
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fi
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echo "Shrinking $file"
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minfile=`echo $file | sed -e 's/\.js$/\.min\.js/'`
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do_shrink "$file" "$minfile" "$LANG_IN"
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done
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done
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