#!/bin/bash

PACKAGE="tufte-latex"
CLASS_FILES="tufte-handout.cls tufte-book.cls"
STYLE_FILES="tufte-common.sty"
SOURCE_FILES="sample-handout.pdf sample-handout.tex sample-handout.bib sample-book.pdf sample-book.tex"

# Exit on first error:

set -e

# Verify prerequisites:

if [ $# -ne 1 ]; then
  echo "Usage: $0 VERSION"
  exit 1
fi

CLASS_DATE=`date +%Y/%m/%d` # (with slashes)
VERSION=$1

echo -n "Testing version number format..."
if ! echo $VERSION | grep -E "^[0-9]+\.[0-9]+\.[0-9]+$"; then
  echo "VERSION should be of the form 1.2.5 (major.minor.revision)"
  exit 1
fi
echo "ok."

for CLASS in $CLASS_FILES; do
  echo -n "Checking version number of $CLASS..."
  if ! grep -q $VERSION $CLASS; then
    echo "Error: version skew. '$VERSION' does not match that in $CLASS"
    grep -H ProvidesClass $CLASS
    exit 1
  fi
  echo "ok."

  echo -n "Checking date of $CLASS..."
  if ! grep -q $CLASS_DATE $CLASS; then
    echo "Error: date skew.  '$CLASS_DATE' does not match that in $CLASS"
    grep -H ProvidesClass $CLASS
    exit 1
  fi
  echo "ok."
done

for STYLE in $STYLE_FILES; do
  echo -n "Checking version number of $STYLE..."
  if ! grep -q $VERSION $STYLE; then
    echo "Error: version skew. '$VERSION' does not match that in $STYLE"
    grep -H ProvidesPackage $STYLE
    exit 1
  fi
  echo "ok."

  echo -n "Checking date of $STYLE..."
  if ! grep -q $CLASS_DATE $STYLE; then
    echo "Error: date skew. '$CLASS_DATE' does not match that in $STYLE"
    grep -H ProvidesPackage $STYLE
    exit 1
  fi
  echo "ok."
done

echo -n "Checking for history notes..."
HISTORY_DATE=`date +%Y-%m-%d` # (with dashes)
if ! grep -q $VERSION History.txt; then
  echo "Error: no release notes for '$VERSION' found in History.txt"
  grep -H $VERSION History.txt
  exit 1
fi

if ! grep -q $HISTORY_DATE History.txt; then
  echo "Error: '$HISTORY_DATE' not found in History.txt"
  grep -H $HISTORY_DATE History.txt
  exit 1
fi
echo "ok."

# Refresh sample documents

echo -n "Building sample-handout..."
pdflatex sample-handout >  refresh-sample.log
bibtex   sample-handout >> refresh-sample.log
pdflatex sample-handout >> refresh-sample.log
pdflatex sample-handout >> refresh-sample.log
rm -f sample-handout.{aux,log,out,blg,bbl} refresh-sample.log
echo "done."

echo -n "Building sample-book..."
pdflatex sample-book >  refresh-sample.log
bibtex   sample-book >> refresh-sample.log
texindy --language english sample-book.idx >> refresh-sample.log
pdflatex sample-book >> refresh-sample.log
pdflatex sample-book >> refresh-sample.log
rm -f sample-bok.{aux,log,out,blg,bbl,idx,ind,toc} refresh-sample.log
echo "done."


# To ease googlecode upload, make a distinct version of sample-handout:

cp sample-handout.pdf sample-handout-$VERSION.pdf
cp sample-book.pdf sample-book-$VERSION.pdf

# Make bundle for Google Code release

echo -n "Creating zip bundle for Google Code release..."
mkdir -p pkg/$PACKAGE-$VERSION
tar cf - `cat Manifest.txt` | ( cd pkg/$PACKAGE-$VERSION && tar xf - )
( cd pkg && zip -rq $PACKAGE-$VERSION.zip $PACKAGE-$VERSION )
echo "done."

# Make bundle for CTAN release

TDS_DIR=pkg/$PACKAGE/tds/
TDS_TEX_DIR=$TDS_DIR/tex/latex/$PACKAGE/
TDS_DOC_DIR=$TDS_DIR/doc/latex/$PACKAGE/
TDS_SRC_DIR=$TDS_DIR/source/latex/$PACKAGE/

echo -n "Creating zip bundle for CTAN release..."
mkdir -p $TDS_DIR $TDS_TEX_DIR $TDS_DOC_DIR $TDS_SRC_DIR

cp $CLASS_FILES $STYLE_FILES $TDS_TEX_DIR/

cp History.txt README.txt sample-handout.{pdf,tex,bib} sample-book.{pdf,tex} $TDS_DOC_DIR/
mkdir $TDS_DOC_DIR/graphics
cp graphics/* $TDS_DOC_DIR/graphics/

cp $CLASS_FILES $STYLE_FILES $SOURCE_FILES $TDS_SRC_DIR/

( cd $TDS_DIR && zip -rq ../../$PACKAGE-$VERSION/$PACKAGE.tds.zip * )
rm -fr pkg/$PACKAGE
mv pkg/$PACKAGE-$VERSION pkg/$PACKAGE
( cd pkg && zip -rq $PACKAGE.zip $PACKAGE )
echo "done."

# Remove our temporary files
rm -fr pkg/$PACKAGE

# Provide some cut-n-paste material for manual steps:

cat << MESSAGE

`openssl dgst -sha1 pkg/$PACKAGE-$VERSION.zip`

Don't forget to create an SVN tag (after committing changes),

 svn cp -m'To tag release $VERSION.' \\
   https://$PACKAGE.googlecode.com/svn/trunk \\
   https://$PACKAGE.googlecode.com/svn/tags/rel_$VERSION

And upload the zip file,

 http://code.google.com/p/$PACKAGE/downloads/list
 http://ctan.org/upload

MESSAGE