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|
#!/bin/bash
BASE_DIR="${PWD}/`dirname ${0}`"
BASE_DIR=`readlink -f "$BASE_DIR"`
SOURCE_DIR=`readlink -f "${BASE_DIR}/${1}"`
BUILD_NAME=`basename $1`
BUILD_FILE="${SOURCE_DIR}/.build"
BUILD_DATA="${SOURCE_DIR}/.build_data"
BUILD_DIR=`dirname $SOURCE_DIR`
BUILD_DATA_GENERATED=0
YUI_COMPRESSOR=`which yuicompressor`
BUILD_TYPE="js"
if [ -z $YUI_COMPRESSOR ]; then
YUI_COMPRESSOR=`which yui-compressor`
if [ -z $YUI_COMPRESSOR ]; then
echo "Please install yuicompressor"
exit 1
fi
fi
add_file()
{
FILES="${FILES} ${SOURCE_DIR}/$1"
}
check_file()
{
# No build data is stored so return 1 since we can't make any guesses.
[ ! -e $BUILD_DATA ] && return 1;
FILE=$1
LAST_BUILD=`grep $FILE $BUILD_DATA`
if [ $? == 1 ]; then return 1; fi;
CURRENT=`grep $FILE $BUILD_DATA.tmp`
[ "$CURRENT" != "$LAST_BUILD" ] && return 1
return 0;
}
gen_build_data()
{
for FILE in $FILES; do
md5sum $FILE >> $BUILD_DATA.tmp
done;
BUILD_DATA_GENERATED=1
}
check()
{
# no build data exists so we can't make guesses
[ -e $BUILD_DATA ] || return 1
# remove an existing temp build data file
[ -e $BUILD_DATA.tmp ] && rm $BUILD_DATA.tmp
# generate new build data
gen_build_data
# check files for building
NEEDS_BUILDING=0
for FILE in $FILES; do
check_file $FILE || NEEDS_BUILDING=1
done;
# return the result
return $NEEDS_BUILDING
}
build()
{
echo "building $BUILD_NAME"
# generated the unminified version
cat $FILES > $BUILD_DIR/$BUILD_NAME-debug.js
# generated the minified version
$YUI_COMPRESSOR --type=$BUILD_TYPE -o "$BUILD_DIR/$BUILD_NAME.js" \
$BUILD_DIR/$BUILD_NAME-debug.js
# generate build data incase there hasn't been any
[ $BUILD_DATA_GENERATED = 1 ] || gen_build_data
# move new build data to take the place of the old data
mv $BUILD_DATA.tmp $BUILD_DATA
}
do_exit()
{
echo $1
exit $2
}
# check to see if the folders build file exists
[ -e "$BUILD_FILE" ] || do_exit "no build file found" 1
# include the folders build file
. $BUILD_FILE
# check if the build needs to take place
check && do_exit "no changes have been made" 0
build
|
Deluge
