Ashley's Jekyll New Post "jnpost" Bash Script

jnpost.sh

# Ashley's Jekyll "jnpost" New Post script, based heavily on:
# http://nateeagle.com/2011/09/21/easier-post-creation-for-jekyll-with-bash/

# This is intended to be run from the base of your Jekyll folder, NOT from within the _posts folder.
# On Mac, copy this 'jnpost` executable shell script into your /usr/local/bin folder, and chmod it to 700.

# Configuration
author="Firstname Lastname"
editor="subl"
# Presumed to have Sublime Text 2 or 3 installed with "subl" bash script in /usr/local/bin/
format="markdown"
# Appends ".markdown" to the end of the filename

# Get layout via getopts (-l)
# --
# http://wiki.bash-hackers.org/howto/getopts_tutorial

while getopts ":l:" opt; do
    case $opt in
        l)
            layout=$OPTARG
            ;;
        :) echo "$opt requires an argument" >&2
            exit 1
            ;;
    esac
done

# Set default layout config values
# http://www.cyberciti.biz/tips/howto-setting-default-values-for-shell-variables.html
: ${layout:="post"}

# Date codes: http://linux.about.com/od/commands/l/blcmdl1_date.htm
echo "---"
echo "Creating a new ${layout} for" `date +%A", "%B" "%e", "%Y`"."
echo "Enter the title:"
read title 

# Turn spaces into dashes
# http://stackoverflow.com/questions/1469849/how-to-split-one-string-into-multiple-strings-in-bash-shell

for word in $title
do
    dashedTitle=${dashedTitle}-${word}
done

# Convert title to lowercase
# http://stackoverflow.com/questions/2264428/converting-string-to-lower-case-in-bash-shell-scripting
# http://www.kclug.org/pipermail/kclug/2003-April/015084.html

dashedTitle="`echo ${dashedTitle} | tr '[A-Z]' '[a-z]'`"

# Create a filename with the date, dashed title, and format 
filename="_posts/`date +%Y-%m-%d`${dashedTitle}.${format}"

echo $filename

touch $filename

# Add initial YAML frontmatter to the top of the new file:
echo "---" >> $filename
echo "layout: ${layout}" >> $filename
echo "title: \"${title}\"" >> $filename
echo "author: ${author}" >> $filename
echo "date: `date +%Y-%m-%d\ %T`" >> $filename
echo "tags: " >> $filename
echo "- HERE" >> $filename
echo "img: HERE.jpg" >> $filename
echo "thumb: HERE.jpg" >> $filename
echo "summary: HERE" >> $filename
echo "---" >> $filename
echo "" >> $filename

# date format: 2014-04-25 16:54:46

# Open in preferred text editor and go to the end of the file ( + )
# via http://stackoverflow.com/questions/268123/vim-how-to-start-inserting-at-the-end-of-the-file-in-one-step
${editor} + $filename