#!/bin/sh

echo "started build"

# make build directory and copy original files there for preflighting
rm -rf build
mkdir build
cp robots.txt *.css build/
cp -R j build/
rm -f examples/*.pyc
cp -R examples build/

echo "minimizing HTML"

# minimize HTML (XXX this script is quite fragile and relies on knowledge of how I write HTML)
for f in *.html; do
  python3 htmlminimizer.py "$f" build/"$f"
done

# build sitemap
ls build/*.html | sed -e "s|build/|http://diveintopython3.org/|g" -e "s|/index.html|/|g" > build/sitemap.txt

echo "adding evil tracking code"

# add Google Analytics script
for f in build/*.html; do
  cat "$f" j/ga.js > build/tmp
  mv build/tmp "$f"
done

# minimize JS and CSS
echo "minimizing JS"
revision=`hg log|grep changeset|cut -d":" -f3|head -1`
java -jar yuicompressor-2.4.2.jar build/j/dip3.js > build/j/dip3-$revision.js

# combine jQuery and our script
echo "combining JS"
cat build/j/jquery.min.js build/j/dip3-$revision.js > build/j/$revision.js
sed -i -e "s|<script src=j/jquery.js></script>||g" build/*.html
sed -i -e "s|<script src=j/dip3.js>|<script src=j/${revision}.js>|g" build/*.html

echo "minimizing CSS"
java -jar yuicompressor-2.4.2.jar build/dip3.css > build/$revision.css
java -jar yuicompressor-2.4.2.jar build/mobile.css > build/m-$revision.css
java -jar yuicompressor-2.4.2.jar build/print.css > build/p-$revision.css
sed -i -e "s|;}|}|g" build/$revision.css
sed -i -e "s|;}|}|g" build/m-$revision.css
sed -i -e "s|;}|}|g" build/p-$revision.css

# put CSS inline
echo "inlining CSS"
css=`cat build/$revision.css`
mobilecss=`cat build/m-$revision.css`
printcss=`cat build/p-$revision.css`
sed -i -e "s|<link rel=stylesheet href=dip3.css>|<style>${css}</style>|g" -e "s|<link rel=stylesheet media='only screen and (max-device-width: 480px)' href=mobile.css>|<style>@media screen and (max-device-width:480px){${mobilecss}}</style>|g" -e "s|<link rel=stylesheet media=print href=print.css>|<style>@media print{${printcss}}</style>|g" -e "s|</style><style>||g" build/*.html

# remove unused CSS properties on a page-by-page basis
echo "removing unused CSS"
for f in build/*.html; do
  python2.6 util/lesscss.py "$f"
done

# minimize URLs
echo "minimizing URLs"
sed -i -e "s|=http:|=|g" build/*.html
sed -i -e "s|href=index.html|href=/|g" build/*.html

# set file permissions (hg resets these, don't know why)
chmod 755 build/j
chmod 644 build/*.html build/*.css build/examples/*.py build/examples/*.txt build/*.txt build/j/*.js build/j/.htaccess

# ship it!
echo "publishing"
rsync -essh -avzP build/j/$revision.js build/j/html5.js build/j/.htaccess diveintomark.org:~/web/diveintopython3.org/j/
rsync -essh -avzP build/*.html build/examples build/*.txt diveintomark.org:~/web/diveintopython3.org/