print-manifest-and-spine

#!/bin/bash
usage(){
	fmt <<EOF
DESCRIPTION
	Create a <manifest> and <spine> tag for content.opf based on the passed Standard Ebooks source directory and print to standard output.

USAGE
	print-manifest-and-spine DIRECTORY [DIRECTORY...]
		DIRECTORY is the source directory, which must contain DIRECTORY/images/ and DIRECTORY/src/.
EOF
	exit
}
die(){ printf "Error: ${1}\n" 1>&2; exit 1; }
require(){ command -v $1 > /dev/null 2>&1 || { suggestion=""; if [ ! -z "$2" ]; then suggestion=" $2"; fi; die "$1 is not installed.${suggestion}"; } }
if [ $# -eq 1 ]; then if [ "$1" = "--help" -o "$1" = "-h" ]; then usage; fi fi
#End boilerplate

dirs=""

while [ $# -gt 0 ]
do
	case "$1" in
		*)
			dirs=$(printf "%s\n%s" "${dirs}" "$1")
		;;
	esac
	shift
done

printf "%s\n" "${dirs}" | while IFS= read -r i;
do
	if [ "${i}" = "" ]; then
		continue
	fi

	cd "${curDir}" #Reset when starting the loop over

	srcDir="$(realpath "${i%/}")"

	if [ ! -d "${srcDir}/src" ]; then
		die "${srcDir} doesn't look like a Standard Ebook source directory."
	fi

	#Build the manifest
	echo -e "\t<manifest>" > /tmp/manifest

	echo -e "\t\t<item href=\"toc.xhtml\" id=\"toc.xhtml\" media-type=\"application/xhtml+xml\" properties=\"nav\"/>" >> /tmp/manifest

	#Get the CSS
	ls -v "${srcDir}/src/epub/css/" | sed --regexp-extended "
	s|(.*)|\t\t<item href=\"css/\1\" id=\"\1\" media-type=\"text/css\"/>|g
	" >> /tmp/manifest

	#Get all of our images
	ls -v "${srcDir}/src/epub/images/" | sed --regexp-extended "
	s|(.*)|\t\t<item href=\"images/\1\" id=\"\1\"/>|g
	s|id=\"(.*\.svg)\"|id=\"\1\" media-type=\"image/svg+xml\"|g
	s|id=\"(.*\.png)\"|id=\"\1\" media-type=\"image/png\"|g
	s|id=\"(.*\.jpg)\"|id=\"\1\" media-type=\"image/jpeg\"|g
	s|id=\"cover.svg\" media\-type=\"image/svg\+xml\"|id=\"cover.svg\" media-type=\"image/svg+xml\" properties=\"cover-image\"|g
	" >> /tmp/manifest

	#Get all of our text documents
	ls -v "${srcDir}/src/epub/text/" | sed --regexp-extended "
	s|(.*)|\t\t<item href=\"text/\1\" id=\"\1\" media-type=\"application/xhtml+xml\"/>|g
	s|id=\"titlepage.xhtml\" media\-type=\"application/xhtml\+xml\"|id=\"titlepage.xhtml\" media-type=\"application/xhtml+xml\" properties=\"svg\"|g
	s|id=\"colophon.xhtml\" media\-type=\"application/xhtml\+xml\"|id=\"colophon.xhtml\" media-type=\"application/xhtml+xml\" properties=\"svg\"|g
	" >> /tmp/manifest

	echo -e "\t</manifest>" >> /tmp/manifest

	cat /tmp/manifest

	#Build the spine
	echo -e "\t<spine>" > /tmp/spine
	echo -e "\t\t<itemref idref=\"titlepage.xhtml\"/>\n\t\t<itemref idref=\"imprint.xhtml\"/>" >> /tmp/spine

	ls "${srcDir}/src/epub/text/" | grep --quiet "dedication.xhtml" && echo -e "\t\t<itemref idref=\"dedication.xhtml\"/>" >> /tmp/spine
	ls "${srcDir}/src/epub/text/" | grep --quiet "introduction.xhtml" && echo -e "\t\t<itemref idref=\"introduction.xhtml\"/>" >> /tmp/spine
	ls "${srcDir}/src/epub/text/" | grep --quiet "foreword.xhtml" && echo -e "\t\t<itemref idref=\"foreword.xhtml\"/>" >> /tmp/spine
	ls "${srcDir}/src/epub/text/" | grep --quiet "preface.xhtml" && echo -e "\t\t<itemref idref=\"preface.xhtml\"/>" >> /tmp/spine
	ls "${srcDir}/src/epub/text/" | grep --quiet "epigraph.xhtml" && echo -e "\t\t<itemref idref=\"epigraph.xhtml\"/>" >> /tmp/spine
	ls "${srcDir}/src/epub/text/" | grep --quiet "halftitle.xhtml" && echo -e "\t\t<itemref idref=\"halftitle.xhtml\"/>" >> /tmp/spine

	ls -v "${srcDir}/src/epub/text/" | sed --regexp-extended "
	/titlepage.xhtml/d
	/colophon.xhtml/d
	/uncopyright.xhtml/d
	/dedication.xhtml/d
	/introduction.xhtml/d
	/halftitle.xhtml/d
	/imprint.xhtml/d
	/epigraph.xhtml/d
	/preface.xhtml/d
	/foreword.xhtml/d
	/loi.xhtml/d
	/endnotes.xhtml/d
	s|(.*)|\t\t<itemref idref=\"\1\"/>|g
	" >> /tmp/spine

	ls "${srcDir}/src/epub/text/" | grep --quiet "endnotes.xhtml" && echo -e "\t\t<itemref idref=\"endnotes.xhtml\"/>" >> /tmp/spine
	ls "${srcDir}/src/epub/text/" | grep --quiet "loi.xhtml" && echo -e "\t\t<itemref idref=\"loi.xhtml\"/>" >> /tmp/spine

	echo -e "\t\t<itemref idref=\"colophon.xhtml\"/>" >> /tmp/spine
	echo -e "\t\t<itemref idref=\"uncopyright.xhtml\"/>" >> /tmp/spine
	echo -e "\t</spine>" >> /tmp/spine

	cat /tmp/spine

	rm -f /tmp/manifest /tmp/spine
done