# Copyright 2015 awesome information technology, http://awesome-it.de
# Distributed under the terms of the GNU General Public License v3
# $Header: $

EAPI="5"

inherit eutils git-2

EGIT_REPO_URI="https://git.kolab.org/diffusion/F/freebusy.git"
[[ ${PV} == "9999" ]] || EGIT_COMMIT="${P}"

DESCRIPTION="Kolab Free/Busy Web Presentation Layer"
HOMEPAGE="http://kolab.org"
LICENSE="AGPLv3+"
KEYWORDS="~amd64"
IUSE=""
SLOT="0"

DEPEND="net-misc/curl
    dev-lang/php[ldap]
    www-servers/nginx
    dev-lang/php[fpm]
    dev-php/composer"

RDEPEND="${DEPEND}"

FREEBUSY_DIR="/usr/share/kolab-freebusy"
FREEBUSY_CONF_DIR="/etc/kolab-freebusy"
FREEBUSY_LOG_DIR="/var/log/kolab/freebusy"
ROUNDCUBE_DIR="/usr/share/kolab-roundcube"

KOLAB_USER="kolab"
WWW_USER="nginx"

pkg_pretend() {
	# Check for Github API token
	if [[ -n "$GITHUB_API_TOKEN" ]] ; then
		einfo "Using Github API token \"$GITHUB_API_TOKEN\" from environment variable GITHUB_API_TOKEN ..."
	else
		eerror "Please specify a Github API key in GITHUB_API_TOKEN environment"
		eerror "variable to avoid exhausting the Github API limit when installing"
		eerror "vendor files using PHP's composer."
		eerror "You can manage your Github API tokens here: "
		eerror "https://github.com/settings/tokens"
		
		die "Please specify a Github API key in GITHUB_API_TOKEN environment variable!"
	fi
}

src_prepare() {
	cd ${S}
	
	# Link required Roundcube libraries
	ln -s "${ROUNDCUBE_DIR}/plugins" "lib/plugins"
	ln -s "${ROUNDCUBE_DIR}/program/lib/Roundcube" "lib/Roundcube"	
	
	# Running PHP/composer might create this
	addpredict "/var/lib/net-snmp/mib_indexes"

	# Add Github API token to composer file
	composer config -g github-oauth.github.com $GITHUB_API_TOKEN		

    # Apply patches
	for patch in $(ls ${FILESDIR}/${PN}-${PV}-*.patch) ; do
		epatch "${patch}"
	done 	
	
    elog "Installing vendor files using PHP composer, this can take a while ..."
	composer install || die "Error while installing vendor files."
}

src_install() {

    dodir "${FREEBUSY_CONF_DIR}"
    insinto "${FREEBUSY_CONF_DIR}"
    newins "config/config.ini.sample" "config.ini"
    rm -rf "config"
    ln -s "${FREEBUSY_CONF_DIR}" "config"

    dodir "${FREEBUSY_DIR}"
	insinto "${FREEBUSY_DIR}"
	doins -r "lib"
	doins -r "public_html"
	doins -r "vendor"
	doins "config"

    insinto "/etc/nginx/conf.d"
    newins "${FILESDIR}/nginx.conf" "kolab-freebusy.conf"

    dodir "/etc/php/fpm.d"
    insinto "/etc/php/fpm.d"
    newins "${FILESDIR}/php-fpm.conf" "kolab-freebusy.conf"

	keepdir "/var/lib/${PN}"
	fowners "${KOLAB_USER}" "/var/lib/${PN}"
	keepdir "/var/cache/${PN}" # TODO: Should be created at runtime

    dodir "${FREEBUSY_LOG_DIR}"
	fowners "${WWW_USER}" "${FREEBUSY_LOG_DIR}"
	[[ -d logs ]] && rm -rf logs
	ln -s "${FREEBUSY_LOG_DIR}" "logs"
}