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#
# DataTables build environment variables and common functions
#
CLOSURE="/usr/share/java/closure-compiler.jar"
JSHINT="/usr/bin/jshint"
TMPDIR="$(mktemp --directory --tmpdir "jquery-datatables.$$.XXXXX")"
trap "rm -rf \"$TMPDIR\"" EXIT
# CSS styling frameworks that DataTables supports
FRAMEWORKS=(
'bootstrap4'
'bootstrap'
'foundation'
'jqueryui'
'semanticui'
'material'
'uikit'
'dataTables'
)
# $1 - string - file to get the version from
function version_from_file {
echo $(grep " * @version " $1 | awk -F" " '{ print $3 }')
}
# $1 - string - section name to echo
function echo_section {
# Cyan
printf "\033[0;36m %s\033[0m \n" "$1"
}
# $1 - string - message to echo
function echo_msg {
# Green
printf "\033[0;32m %s\033[0m \n" "$1"
}
# $1 - string - error to echo
function echo_error {
# Red
printf "\033[0;31m %s\033[0m \n" "$1"
}
# Will compress a CSS file using SASS, saving the new file into the same
# directory as the uncompressed file, but with `.min.css` as the extension.
#
# $1 - string - Full path to the file to compress
function css_compress {
# Only compresses CSS at the moment
if [ -z "$DEBUG" ]; then
FILE=$(basename $1 .css)
DIR=$(dirname $1)
echo_msg "CSS compressing $FILE.css"
sass --scss --stop-on-error --style compressed $DIR/$FILE.css > $DIR/$FILE.min.css
echo_msg " File size: $(ls -l $DIR/$FILE.min.css | awk -F" " '{ print $5 }')"
fi
}
# Compile a SCSS file
#
# $1 - string - Full path to the file to compile
function scss_compile {
FILE=$(basename $1 .scss)
DIR=$(dirname $1)
echo_msg "SCSS compiling $FILE.scss"
sass --scss --stop-on-error --style expanded $DIR/$FILE.scss > $DIR/$FILE.css
css_compress $DIR/$FILE.css
}
# Compile SCSS files for a specific extension and the supported frameworks
#
# $1 - string - Extension name (camelCase)
# $2 - string Build directory where the CSS files should be created
function css_frameworks {
EXTN=$1
DIR=$2
for FRAMEWORK in ${FRAMEWORKS[*]}; do
if [ -e $DIR/$1.$FRAMEWORK.scss ]; then
scss_compile $DIR/$EXTN.$FRAMEWORK.scss
rm $DIR/$EXTN.$FRAMEWORK.scss
fi
done
}
# Compress JS files for a specific extension and the supported frameworks
#
# $1 string - Extension name (camelCase)
# $2 string - Build directory where the JS min files should be created
function js_frameworks {
EXTN=$1
DIR=$2
for FRAMEWORK in ${FRAMEWORKS[*]}; do
if [ -e $DIR/$1.$FRAMEWORK.js ]; then
js_compress $DIR/$EXTN.$FRAMEWORK.js
fi
done
}
# Will compress a JS file using Closure compiler, saving the new file into the
# same directory as the uncompressed file, but with `.min.js` as the extension.
#
# $1 - string - Full path to the file to compress
# $2 - string - Enable ('on' - default) errors or disable ('off')
function js_compress {
LOG=$2
if [ -z "$DEBUG" ]; then
FILE=$(basename $1 .js)
DIR=$(dirname $1)
echo_msg "JS compressing $FILE.js"
# Closure Compiler doesn't support "important" comments so we add a
# @license jsdoc comment to the license block to preserve it
cp $DIR/$FILE.js $TMPDIR/$FILE.js
perl -i -0pe "s/^\/\*! (.*)$/\/** \@license \$1/s" $TMPDIR/$FILE.js
rm -f $TMPDIR/closure_error.log || true
java -jar $CLOSURE --charset 'utf-8' --js $TMPDIR/$FILE.js > $TMPDIR/$FILE.min.js 2> $TMPDIR/closure_error.log
if [ -e $TMPDIR/closure_error.log ]; then
if [ -z "$LOG" -o "$LOG" = "on" ]; then
cat $TMPDIR/closure_error.log
fi
fi
# And add the important comment back in
perl -i -0pe "s/^\/\*/\/*!/s" $TMPDIR/$FILE.min.js
mv $TMPDIR/$FILE.min.js $DIR/$FILE.min.js
rm $TMPDIR/$FILE.js
echo_msg " File size: $(ls -l $DIR/$FILE.min.js | awk -F" " '{ print $5 }')"
fi
}
# $1 - string - Full path to input file
# $2 - string - Full path to use for the output file
function js_require {
IN_FILE=$(basename $1)
DIR=$(dirname $1)
OUT=$2
CURR_DIR=$(pwd)
cd $DIR
OLD_IFS=$IFS
IFS='%'
cp $IN_FILE $IN_FILE.build
CODE=0
grep "_buildInclude('" $IN_FILE.build > /dev/null || CODE=$?
while [ $CODE -eq 0 ]; do
REQUIRE=$(grep "_buildInclude('" $IN_FILE.build | head -n 1)
SPACER=$(echo ${REQUIRE} | cut -d _ -f 1)
FILE=$(echo ${REQUIRE} | sed -e "s#^.*_buildInclude('##g" -e "s#');##")
DIR=$(echo ${FILE} | cut -d \. -f 1)
sed "s#^#${SPACER}#" < ${DIR}/${FILE} > ${DIR}/${FILE}.build
sed -e "/${REQUIRE}/r ${DIR}/${FILE}.build" -e "/${REQUIRE}/d" < $IN_FILE.build > $IN_FILE.out
mv $IN_FILE.out $IN_FILE.build
rm ${DIR}/${FILE}.build
grep "_buildInclude('" $IN_FILE.build > /dev/null || CODE=$?
done
mv $IN_FILE.build $OUT
IFS=$OLD_IFS
cd $CURR_DIR
}
# Run JSHint over a JS file
#
# $1 - string - Full path to input file
function js_hint {
FILE=$1
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
# JSHint
if [ -e $JSHINT ]; then
$JSHINT --config $DIR/jshint.config $FILE
if [ $? -eq 0 ]; then
echo_msg "JSHint passed"
else
echo_error "JSHint failed"
fi
else
echo_error "JSHint not installed at $JSHINT - skipping"
fi
}
# Process XML example files into HTML files - in place! The XML files will be
# removed.
#
# $1 - string - Path to the examples to processing - note that /examples is
# added automatically
function examples_process {
php ${DT_SRC}/build/examples.php \
-d \
-o $1 \
-u ${DT_SRC}/build/templates/example_index.html \
-t ${DT_SRC}/build/templates/example.html \
-c "demo:${DT_BUILT}/examples/resources/demo.css" \
-j "demo:${DT_BUILT}/examples/resources/demo.js" \
-c "syntax:${DT_BUILT}/examples/resources/syntax/shCore.css" \
-j "syntax:${DT_BUILT}/examples/resources/syntax/shCore.js" \
-m "${DT_BUILT}/media" \
-l "css:syntax css:demo js:syntax js:demo"
}
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