composer.sh - quick and dirty shell for starting a composer project

composer.sh

#!/bin/bash

# default psr-0 app directory
psr_0='App' 

# default filenames and composer.json content
c_phar='composer.phar'
c_lock='composer.lock'
c_json='composer.json'

# default composer.json with no dependencies
cjd='{\n
\t"autoload":{\n
\t\t"psr-0":{\n
\t\t\t"'$psr_0'": "src/"\n
\t\t}\n
\t}\n
}'

# default routing .htaccess file
hta='
<IfModule mod_rewrite.c>\n
    Options -MultiViews\n
    RewriteEngine On\n

	RewriteCond %{REQUEST_FILENAME} !-d\n
    RewriteCond %{REQUEST_FILENAME} !-f\n
    RewriteRule ^ index.php [L]\n
</IfModule>'

#default index.php
index_php='<\?php\n 
require_once("../vendor/autoload.php");\n'

# if composer doesn't exist, install it, recurse
if [ ! -f "$c_phar" ]; then
	curl -s https://getcomposer.org/installer | php
	composer.sh
else
	echo "composer.phar exists."
	
    #composer exists, but there is no composer.json - create a default
	if [ ! -f "$c_json" ]; then
		echo "creating composer.json..."
		echo -e $cjd >> $c_json
	else
		echo "composer.json found."
	fi;
	
	#create the project directory if it doesn't exist
	mkdir -p "src/$psr_0"
	
	#update composer (unnecessary if we also just downloaded it though)
	php composer.phar self-update
	
	# if composer.lock exists, update, otherwise, install dependencies
	if [ -f "$c_lock" ]; then
		php "$c_phar" update
	else
		php "$c_phar" install
	fi

	mkdir -p "public";
	
	if [ ! -f "public/index.php" ]; then 
		echo -e $index_php >> "public/index.php";
		echo -e  $hta >> "public/.htaccess";
	fi
fi