#!/bin/bash
# vim: set ts=8 tw=0 noet :

#################################################################################
######
###### Get bootswatch.com stylesheet and font files
######
#################################################################################

# Exit on error 
set -e                  

# Bootstrap / Bootswatch version
# http://getbootstrap.com/
# https://bootswatch.com/
BS_VER="3.3.7"

#
# FontAwesome version
# http://fontawesome.io/
FA_VER="4.7.0"

# DataTables version
# https://datatables.net/download/index
DT_VER="1.10.15"
DT_RESP="2.1.1"


if [ "$1" != "local" ] ; then
	if [ -d ../bootswatch ] ; then
		pushd ../bootswatch
		git pull
		popd
	else
		pushd ..
		git clone https://github.com/thomaspark/bootswatch.git
		popd
	fi
fi

_assets="vendor/assets"
for _dir in fonts images javascripts stylesheets ; do
	mkdir -p $_assets/$_dir
	touch $_assets/$_dir/.gitkeep
done


#################################################################################
###### Setup Bootswatch
#################################################################################

_themes_css=""
_themes_raw=""
for _file in $(ls -1 ../bootswatch/*/bootstrap.css) ; do
	_file=${_file#../bootswatch/}
	_theme=${_file%/bootstrap.css}
	_src="../bootswatch/$_file"
	_dst="$_assets/stylesheets/$_theme.css"
	rm -f /tmp/css.tmp
	sed -e 's#\.\./fonts/#/assets/#g' $_src >/tmp/css.tmp
	if cmp -s /tmp/css.tmp $_dst ; then
		rm -f /tmp/css.tmp
	else
		echo "copy1: $_theme.css"
		mv /tmp/css.tmp $_dst
	fi
	if [ -z "$_themes_css" ] ; then
		_themes_css="$_theme.css"
	else
		_themes_css="$_themes_css $_theme.css"
	fi
	if [ -z "$_themes_raw" ] ; then
		_themes_raw=":$_theme"
	else
		_themes_raw="$_themes_raw, :$_theme"
	fi
done


#################################################################################
###### Setup DataTables
#################################################################################

if [ "$1" != "local" ] ; then
	wget -N -P datatables "http://datatables.net/releases/DataTables-$DT_VER.zip"
fi

rm -rf /tmp/DataTables-*
unzip -q -d /tmp datatables/DataTables-$DT_VER.zip

_src="/tmp/DataTables-$DT_VER/media/js/jquery.dataTables.js"
_dst="$_assets/javascripts/jquery.dataTables.js"
if ! cmp -s $_src $_dst ; then
	echo "copy2: jquery.dataTables.js"
	cp $_src $_dst
fi

_src="/tmp/DataTables-$DT_VER/extensions/Responsive/js/dataTables.responsive.js"
_dst="$_assets/javascripts/dataTables.responsive.js"
if ! cmp -s $_src $_dst ; then
	echo "copy3: dataTables.responsive.js"
	cp $_src $_dst
fi

_src="/tmp/DataTables-$DT_VER/media/css/jquery.dataTables.css"
_dst="$_assets/stylesheets/jquery.dataTables.css"
rm -f /tmp/css.tmp
sed -e 's#\.\./images/#/assets/#g' $_src >/tmp/css.tmp
if cmp -s /tmp/css.tmp $_dst ; then
	rm -f /tmp/css.tmp
else
	echo "copy4: jquery.dataTables.css"
	mv /tmp/css.tmp $_dst
fi

_src="/tmp/DataTables-$DT_VER/extensions/Responsive/css/responsive.dataTables.css"
_dst="$_assets/stylesheets/responsive.dataTables.css"
rm -f /tmp/css.tmp
sed -e 's#\.\./images/#/assets/#g' $_src >/tmp/css.tmp
if cmp -s /tmp/css.tmp $_dst ; then
	rm -f /tmp/css.tmp
else
	echo "copy5: responsive.dataTables.css"
	mv /tmp/css.tmp $_dst
fi
_themes_css="jquery.dataTables.css responsive.dataTables.css $_themes_css"


#################################################################################
###### Copy image files
#################################################################################

for _file in /tmp/DataTables-$DT_VER/media/images/*.png ; do
	_file=${_file##*/}
	_src="/tmp/DataTables-$DT_VER/media/images/$_file"
	_dst="$_assets/images/$_file"
	if ! cmp -s $_src $_dst ; then
		echo "copy6: $_file"
		cp $_src $_dst
	fi
done

rm -rf /tmp/DataTables-$DT_VER


#################################################################################
###### Update asset pipeline
#################################################################################

_engine="lib/bootswatch_rails/engine.rb"
if [ -s $_engine ] ; then
	rm -f /tmp/engine.tmp
	sed -e "/assets.precompile/s/=.*/= %w($_themes_css)/" $_engine >/tmp/engine.tmp
	if cmp -s /tmp/engine.tmp $_engine ; then
		rm -f /tmp/engine.tmp
	else
		echo "edit1: $_engine"
		mv /tmp/engine.tmp $_engine
	fi
fi


#################################################################################
###### Update theme list
#################################################################################

_version="lib/bootswatch_rails/version.rb"
if [ -s $_version ] ; then
	rm -f /tmp/version.tmp
	sed -e "/THEMES/s/=.*/= [$_themes_raw]/" $_version >/tmp/version.tmp
	sed -i -e "/BOOTSTRAP =/s/=.*/= \"$BS_VER\"/" /tmp/version.tmp
	sed -i -e "/BOOTSWATCH =/s/=.*/= \"$BS_VER\"/" /tmp/version.tmp
	sed -i -e "/FONT_AWESOME =/s/=.*/= \"$FA_VER\"/" /tmp/version.tmp
	sed -i -e "/DATATABLES =/s/=.*/= \"$DT_VER\"/" /tmp/version.tmp
	sed -i -e "/RESPONSIVE =/s/=.*/= \"$DT_RESP\"/" /tmp/version.tmp
	if cmp -s /tmp/version.tmp $_version ; then
		rm -f /tmp/version.tmp
	else
		echo "edit2: $_version"
		mv /tmp/version.tmp $_version
	fi
fi


#################################################################################
###### Copy font files
#################################################################################

for _file in ../bootswatch/fonts/*.* ; do
	_file=${_file##*/}
	_src="../bootswatch/fonts/$_file"
	_dst="$_assets/fonts/$_file"
	if ! cmp -s $_src $_dst ; then
		echo "copy7: $_file"
		cp $_src $_dst
	fi
done


#################################################################################
###### Include CLEditor if found
#################################################################################

if [ -s cleditor/jquery.cleditor.js ] ; then
	_src="cleditor/jquery.cleditor.js"
	_dst="vendor/assets/javascripts/jquery.cleditor.js"
	sed -e 's/\r//g' $_src >/tmp/cleditor.tmp
	if cmp -s /tmp/cleditor.tmp $_dst ; then
		rm -f /tmp/cleditor.tmp
	else
		echo "edit3: $_dst"
		mv /tmp/cleditor.tmp $_dst
	fi

	_src="cleditor/jquery.cleditor.css"
	_dst="vendor/assets/stylesheets/jquery.cleditor.css.scss"
	sed -e 's/\r//g' -e "s/url.*toolbar/asset_url('toolbar/" \
			 -e "s/url.*buttons/asset_url('buttons/" $_src >/tmp/cleditor.tmp
	if cmp -s /tmp/cleditor.tmp $_dst ; then
		rm -f /tmp/cleditor.tmp
	else
		echo "edit4: $_dst"
		mv /tmp/cleditor.tmp $_dst
	fi

	_dir="lib/generators/bootswatch_rails/install/templates/app/assets/images"
	for _file in toolbar.gif buttons.gif ; do
		_src="cleditor/images/$_file"
		if ! cmp -s $_src $_dir/$_file ; then
			echo "copy8: $_src"
			cp $_src $_dir/$_file
		fi
	done
fi

exit 0