#!/bin/sh

###
# = gem.sh(3)
# Miklos Vajna <vmiklos@frugalware.org>
#
# == NAME
# gem.sh - for Frugalware
#
# == SYNOPSIS
# Common schema for Ruby gem packages.
#
# == EXAMPLE
# --------------------------------------------------
# pkgname=actionwebservice
# pkgver=1.2.2
# pkgrel=1
# pkgdesc="Simple Support for Web Services APIs for Rails"
# url="http://rubyforge.org/projects/aws/"
# depends=('activerecord>=1.15.2' 'actionpack>=1.13.2')
# groups=('devel-extra')
# archs=('i686' 'x86_64')
# Finclude gem
# sha1sums=('2712601395ec0a059263b730b10db9f93cd5a1f1')
# --------------------------------------------------
#
# == OPTIONS
# * _F_gem_name (defaults to $pkgname): if you want to use a custom
# package name (for example the upstream name contains uppercase letters) then
# use this to declare the real name
###
if [ -z "$_F_gem_name" ]; then
	_F_gem_name=$pkgname
fi

###
# == APPENDED VARIABLES
# * ruby to depends()
# * rubygems to makedepends()
###
depends=(${depends[@]} 'ruby>=2.1.2')

###
# == OVERWRITTEN VARIABLES
# * source()
# * up2date
###
source=(http://rubygems.org/downloads/"$_F_gem_name"-"$pkgver".gem)
up2date='lynx -dump http://rubygems.org/gems/$_F_gem_name | grep downloads/$_F_gem_name | sed "s/.*$_F_gem_name-\(.*\).gem.*/\1/"'

###
# == PROVIDED FUNCTIONS
# * Finstallgem()
###
Finstallgem() {
	gem install "$_F_gem_name" --local --version "$pkgver" --install-dir . --ignore-dependencies
	cd gems/"$_F_gem_name"-"$pkgver"
	Fpatchall
	libdir=$(ruby -r rbconfig -e 'print RbConfig::CONFIG["rubylibdir"]')
	archdir=$(ruby -r rbconfig -e 'print RbConfig::CONFIG["archdir"]')
	if [ -d bin ]; then
		Fmkdir /usr/bin
		cp -R bin/* "$Fdestdir"/usr/bin || Fdie
		Ffileschmod /usr/bin +x
	fi
	if [ -d lib ]; then
		Fmkdir "$libdir"
		cp -R lib/* "$Fdestdir"/"$libdir" || Fdie
	fi
	if [ -d ext ]; then
		Fmkdir "$archdir"
		cp -R ext/* "$Fdestdir"/"$archdir" || Fdie
	fi
	if [ -d doc -a -n "$(ls doc 2>/dev/null)" ]; then
		Fmkdir /usr/share/doc/"$pkgname"-"$pkgver"
		if [ -d doc/"$_F_gem_name"-"$pkgver" -a -n "$(ls doc/$pkgname-$pkgver 2>/dev/null)" ]; then
			cp -R doc/"$_F_gem_name"-"$pkgver"/* "$Fdestdir"/usr/share/doc/"$pkgname"-"$pkgver" || Fdie
			rm -rf doc/"$_F_gem_name"-"$pkgver"/ || Fdie
		fi
		if [ -n "$(ls doc)" ]; then
			cp -R doc/* "$Fdestdir"/usr/share/doc/"$pkgname"-"$pkgver" || Fdie
		fi
	fi
	mv $(find . -mindepth 1 -maxdepth 1 -type f) $Fsrcdir
}

###
# * build() just calls Finstallgem()
###
build() {
	Finstallgem
}