FROM debian:buster-20210208-slim
RUN set -ex; \
	apt-get update; \
	apt-get install -y --no-install-recommends \
		php-exif \
		php-gd \
		php-intl \
		php-ldap \
		php-pdo-mysql \
		php-pdo-pgsql \
		php-zip \
		php-imagick \
		php-cli \
		apache2 \
		libapache2-mod-php \
		rsync \
		curl \
		gnupg \
		dirmngr \
		locales \
		libc-l10n \
	; \
	rm -rf /var/lib/apt/lists/*; \
	a2enmod rewrite

# install composer
RUN set -ex; \
	php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"; \
	php -r "if (hash_file('sha384', 'composer-setup.php') === '756890a4488ce9024fc62c56153228907f1545c228516cbf63f885e036d37e9a59d27d63f46af1d4d07ee0f76181c7d3') { echo 'Installer verified'; } else { echo 'Installer corrupt'; unlink('composer-setup.php'); } echo PHP_EOL;"; \
	php composer-setup.php --install-dir=/usr/local/bin/ --version=2.0.9; \
	php -r "unlink('composer-setup.php');" 

# include the wait-for-it.sh script
RUN curl -fL https://raw.githubusercontent.com/vishnubob/wait-for-it/master/wait-for-it.sh > /wait-for-it.sh && chmod +x /wait-for-it.sh

# use custom PHP settings
COPY php.ini /usr/local/etc/php/conf.d/roundcube-defaults.ini

COPY docker-entrypoint.sh /

ENTRYPOINT ["/docker-entrypoint.sh"]
CMD ["apache2-foreground"]

# expose these volumes
VOLUME /var/roundcube/config
VOLUME /var/roundcube/db
VOLUME /var/www/html
VOLUME /tmp/roundcube-temp

# Define Roundcubemail version
ARG VERSION
ENV ROUNDCUBEMAIL_VERSION $VERSION

# Download package and extract to web volume
RUN set -ex; \
	curl -o roundcubemail.tar.gz -fSL https://github.com/roundcube/roundcubemail/releases/download/${ROUNDCUBEMAIL_VERSION}/roundcubemail-${ROUNDCUBEMAIL_VERSION}-complete.tar.gz; \
	curl -o roundcubemail.tar.gz.asc -fSL https://github.com/roundcube/roundcubemail/releases/download/${ROUNDCUBEMAIL_VERSION}/roundcubemail-${ROUNDCUBEMAIL_VERSION}-complete.tar.gz.asc; \
	export GNUPGHOME="$(mktemp -d)"; \
	# workaround for "Cannot assign requested address", see e.g. https://github.com/inversepath/usbarmory-debian-base_image/issues/9
	echo "disable-ipv6" > "$GNUPGHOME/dirmngr.conf"; \
	# ha.pool.sks-keyservers.net seems to be unreliable, use pgp.mit.edu as fallback
	gpg --batch --keyserver ha.pool.sks-keyservers.net --recv-keys F3E4C04BB3DB5D4215C45F7F5AB2BAA141C4F7D5 || gpg --batch --keyserver pgp.mit.edu --recv-keys F3E4C04BB3DB5D4215C45F7F5AB2BAA141C4F7D5; \
	gpg --batch --verify roundcubemail.tar.gz.asc roundcubemail.tar.gz; \
	gpgconf --kill all; \
	mkdir /usr/src/roundcubemail; \
	tar -xf roundcubemail.tar.gz -C /usr/src/roundcubemail --strip-components=1 --no-same-owner; \
	rm -r "$GNUPGHOME" roundcubemail.tar.gz.asc roundcubemail.tar.gz; \
	rm -rf /usr/src/roundcubemail/installer; \
	chown -R www-data:www-data /usr/src/roundcubemail/logs