#!/usr/bin/env bash

# Extract table of contents from index.html and delete preface link.

BOOKDIR=book-$1

TITLE="Git Magic"

case $1 in

ru)

TITLE="Волшебство Git"

;;

esac

# Older AsciiDoc versions put newlines in their output.

# To get them to work with the following, first minify the HTML output.

cat $BOOKDIR/index.html \

| grep -o '<div class="toc">.*' \

| sed 's!</div>.*!</div>!' \

| sed 's!<pr01.html\>!index.html!g' \

| sed 's!<li>!<li><b>'"$TITLE"'</b></li>&!' \

> toc.tmp

# For every file except the index...

for FILE in $BOOKDIR/*.html

do

sed '/<title>/a <link href="https://fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet" type="text/css">' -i $FILE

if [ $FILE != "$BOOKDIR/index.html" ]

then

# Prepend "Git Magic - " to titles of all pages.

sed '/<title>/ s/<title>/&'"$TITLE"' - /' -i $FILE

sed 's/pr01\.html/index.html/g' -i $FILE

# Insert newline after `body` tag.

sed 's/<body[^>]*>/&\n/' -i $FILE

# Paste ToC into beginning and add div section with class content for CSS.

sed '/<body/{r toc.tmp

a <div class="content">

}' -i $FILE

sed 's!</body>!</div>&!' -i $FILE

fi

done

# Originally this link was "My Homepage". Since it appears on translations of

# the guide, I changed it to my name so it doesn't have to be translated.

sed '/^<\/body/i </div><div class="footer"><a href="/~blynn/">Ben Lynn</a></div>' -i $BOOKDIR/*.html

cp $BOOKDIR/pr01.html $BOOKDIR/index.html

rm toc.tmp