#!/bin/bash

# This script is for emergencies only.  It copies the HTML version of
# a book made locally in doc/o/cogent-set to the published bookset on
# andrewgate.  It should be run from the doc/o directory.

# This function gets the names of all the HTML and GIF files from the
# book's directory, and then tars up the desired files from the
# cogent-set/html directory.

Copy() {
    declare -a names

    cd ${1}-book/html
    ls -1 *.html *.gif | \
	sed -e '/ln[0-9]*.html/D' > ../../files.txt
    cd -
	cat files.txt
    
    typeset -i cnt=0
    while read line
      do
      names[$cnt]=$line
      ((cnt = cnt + 1))
    done < files.txt
    
	echo "${names[@]}"
    cd cogent-set/html
    tar -cf ../../newfiles.tar ${names[@]}
    cd -
}
	

Install() {
    echo 'Making a temporary directory on andrewgate (/home/robert/w/tmp/)'
    ssh andrewgate "mkdir -p /home/robert/w/tmp/; exit"
    echo ' '
    echo 'Copying new book html files to andrewgate:/home/robert/w/tmp/...'
    scp newfiles.tar andrewgate:/home/robert/w/tmp
    tar -xf newfiles.tar
    echo 'Replacing existing book HTML and GIF files with new files.'
    ssh andrewgate "cp /home/robert/w/tmp/* /home/robert/w/tmp2;
                rm -fr /home/robert/w/tmp/; exit"
    echo ' '
}

# This function finds the number of the index file and all pages in
# the docs that use that number.  Those pages have to be edited
# manually on andrewgate, using vi.

Index() {
    bk=${1};

    cd cogent-set/html/
    inum=`grep -m 1 "book${bk}.html" i*.html | sed -e 's/\.html.*//g'`
    if [ -n "${inum}" ]; then
	echo "
1. You must ssh to andrewgate, cd to /cogent/web/cogentdocs, and edit 
   the existing index number (innnn) to ${inum} in the following files:
"
	
	grep ${inum} *-*.html

	echo "
   Use vi to edit as follows:
   Open the file to edit: vi <filename>
   Find innnnn, which appears below the word "Index" in the first file: /Index
   Replace the old numbers with the new one:  :%s/<old_num>/<new_num>/
   Save and quit: ZZ"
   
    else
	echo "1. book${bk} has no index.  No files to edit."
    fi
    cd -
}

checkdir.sh o

if [ -z ${1} ]; then
    echo "Please enter a book prefix, like cc or drdn"
    exit 1
fi
    
# Copy and tar up the necessary files.
Copy ${1}

# Copy the tarball to andrewgate and install it in the book set.
Install 

# Find and print the lines of HTML that refer to the index page.
# These must be hand-edited.

echo "----------------- THREE MANUAL STEPS ------------------"

Index ${1}

# Print a reminder to do the PDF file manually.
echo "
2. Next make up and copy the PDF file to
   andrewgate:/cogent/web/docdistrib

3. Finally, update the web site by running the appropriate script
   from https://developers.cogentrts.com/admin/admin_scripts.html
"