# 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/I/irony.git"
[[ ${PV} == "9999" ]] || EGIT_COMMIT="iRony-${PV}"
# Contains fixes for serious bugs in 0.2.6 release
[[ ${PV} == "0.2.6" ]] && EGIT_COMMIT="16d0e127a1e9fb8399c841aad315466bff3d5a3a"
DESCRIPTION="Kolab WebDAV/CalDAV/CardDAV Server"
HOMEPAGE="http://kolab.org"
LICENSE="AGPLv3+"
KEYWORDS="~amd64"
IUSE="+nginx"
SLOT="0"

DEPEND="virtual/httpd-php
    >=dev-lang/php-5.3.3
    net-misc/curl
    www-apps/kolab-roundcube
    www-apps/kolab-chwala
    nginx? ( www-servers/nginx dev-lang/php[fpm] )"

RDEPEND="${DEPEND}"

IRONY_DIR="/usr/share/kolab-irony"
IRONY_LOG_DIR="/var/log/kolab/irony"
IRONY_CONF_DIR="/etc/kolab-irony"
CHWALA_DIR="/usr/share/kolab-chwala"
ROUNDCUBE_DIR="/usr/share/kolab-roundcube"
ROUNDCUBE_CONF_DIR="/etc/kolab-roundcube"

WWW_USER="nobody"
use nginx &&  WWW_USER="nginx"

src_prepare() {

    cd ${S}

	# Link required Roundcube libraries
	ln -s "${ROUNDCUBE_DIR}/plugins" "lib/plugins"
	ln -s "${ROUNDCUBE_DIR}/program/lib/Roundcube" "lib/Roundcube"

    # Link Roundcube's config
    ln -s "${ROUNDCUBE_CONF_DIR}/config.inc.php" "config/config.inc.php"
    ln -s "${ROUNDCUBE_CONF_DIR}/defaults.inc.php" "config/defaults.inc.php"

	# Copy dependencies  from Chwala's file API. Make sure to not copy 
	# chwala's lib/ext directory since this contains conflicting PEAR
	# libs.
	cp -a "${CHWALA_DIR}/lib" "lib/FileAPI"
	pushd "lib/FileAPI/ext/"
	rm -rf "Auth" "HTTP" "Mail" "Net" "PEAR5.php" "PEAR.php" "Roundcube"
	popd

	# Check whether there is remaining rate limit for github api.	
	if test -z "$GITHUB_API_TOKEN" && curl -i -s https://api.github.com/rate_limit | grep -A5 rate | grep "\"remaining\": 0," &>/dev/null ; then
		eerror "Not enough rate limit for Github API available. Please specify a Github API key in GITHUB_API_TOKEN environment variable. "
		eerror "You can get your Github API token using: curl -u \"yourgithubname\" https://api.github.com/authorizations. "
		eerror "The remaining rate limit for unauthorized users can be displayed using: curl -i -s https://api.github.com/rate_limit"
		die "Unsufficient rate limit for Github API!"
	fi

	# Add Github token to composer file
	if [[ -n "$GITHUB_API_TOKEN" ]] ; then
		einfo "Using Github API token \"$GITHUB_API_TOKEN\" from environment variable GITHUB_API_TOKEN ..."
		sed -s "s#\"require-dev\": {#\"config\":{ \"github-oauth\":{ \"github.com\":\"$GITHUB_API_TOKEN\" } }, \"require-dev\": {#g" -i "composer.json"
	fi

    # Link Chwala's file API
    # Running PHP might create this
    addpredict /var/lib/net-snmp/mib_indexes	

    # Set temp Composer home
    export COMPOSER_HOME="${S}/composer"

	elog "Installing vendor files using PHP composer, this can take a while ..."
	curl -sS http://getcomposer.org/installer | php -- --version=1.0.0-alpha8 &>/dev/null

    php composer.phar install || die "Error while installing vendor files."
    rm -rf $COMPOSER_HOME

	# Adopt config to this setup
	epatch "${FILESDIR}/dav.inc-${PV}.patch"
}

src_install() {

    dodir "${IRONY_CONF_DIR}"
    insinto "${IRONY_CONF_DIR}"
    newins "config/dav.inc.php.sample" "dav.inc.php"
    for c in $(ls config) ; do
        doins "config/$c"
    done
    rm -rf "config"
	ln -s "${IRONY_CONF_DIR}" "config"

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

    dodir "${IRONY_DIR}"
	insinto "${IRONY_DIR}"

	doins -r "public_html"
	doins -r "lib"
	doins -r "vendor"
	doins "config"
	doins "logs"

	dodir "${IRONY_DIR}/temp"
	fowners "${WWW_USER}" "${IRONY_DIR}/temp"

    if use nginx ; then

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

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

    fi
}