FROM php:7.1-apache

RUN set -ex; \
    apt-get update; \
# install the packages we need
    apt-get install -y --no-install-recommends \
        rsync \
        bzip2 \
    ; \
# install the PHP extensions we need
# see https://docs.nextcloud.com/server/12/admin_manual/installation/source_installation.html
    \
    savedAptMark="$(apt-mark showmanual)"; \
    \
    apt-get install -y --no-install-recommends \
        libcurl4-openssl-dev \
        libfreetype6-dev \
        libicu-dev \
        libjpeg-dev \
        libldap2-dev \
        libmcrypt-dev \
        libmemcached-dev \
        libpng12-dev \
        libpq-dev \
        libxml2-dev \
    ; \
    \
    debMultiarch="$(dpkg-architecture --query DEB_BUILD_MULTIARCH)"; \
    docker-php-ext-configure gd --with-png-dir=/usr --with-jpeg-dir=/usr; \
    docker-php-ext-configure ldap --with-libdir="lib/$debMultiarch"; \
    docker-php-ext-install gd exif intl mbstring mcrypt ldap mysqli opcache pdo_mysql pdo_pgsql pgsql zip pcntl; \
    pecl install APCu-5.1.9; \
    pecl install memcached-3.0.4; \
    pecl install redis-3.1.6; \
    docker-php-ext-enable apcu redis memcached; \
    \
# reset apt-mark's "manual" list so that "purge --auto-remove" will remove all build dependencies
    apt-mark auto '.*' > /dev/null; \
    apt-mark manual $savedAptMark; \
    ldd "$(php -r 'echo ini_get("extension_dir");')"/*.so \
        | awk '/=>/ { print $3 }' \
        | sort -u \
        | xargs -r dpkg-query -S \
        | cut -d: -f1 \
        | sort -u \
        | xargs -rt apt-mark manual; \
    \
    apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
    rm -rf /var/lib/apt/lists/*; \
    \
# set recommended PHP.ini settings
# see https://docs.nextcloud.com/server/12/admin_manual/configuration_server/server_tuning.html#enable-php-opcache
    { \
        echo 'opcache.enable=1'; \
        echo 'opcache.enable_cli=1'; \
        echo 'opcache.interned_strings_buffer=8'; \
        echo 'opcache.max_accelerated_files=10000'; \
        echo 'opcache.memory_consumption=128'; \
        echo 'opcache.save_comments=1'; \
        echo 'opcache.revalidate_freq=1'; \
    } > /usr/local/etc/php/conf.d/opcache-recommended.ini; \
    \
    chown -R www-data:root /var/www/html; \
    chmod -R g=u /var/www/html

VOLUME /var/www/html

RUN a2enmod rewrite

ENV NEXTCLOUD_VERSION 12.0.4

RUN set -ex; \
    curl -fsSL -o nextcloud.tar.bz2 \
        "https://download.nextcloud.com/server/releases/nextcloud-${NEXTCLOUD_VERSION}.tar.bz2"; \
    curl -fsSL -o nextcloud.tar.bz2.asc \
        "https://download.nextcloud.com/server/releases/nextcloud-${NEXTCLOUD_VERSION}.tar.bz2.asc"; \
    export GNUPGHOME="$(mktemp -d)"; \
# gpg key from https://nextcloud.com/nextcloud.asc
    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys 28806A878AE423A28372792ED75899B9A724937A; \
    gpg --batch --verify nextcloud.tar.bz2.asc nextcloud.tar.bz2; \
    rm -r "$GNUPGHOME" nextcloud.tar.bz2.asc; \
    tar -xjf nextcloud.tar.bz2 -C /usr/src/; \
    rm nextcloud.tar.bz2; \
    rm -rf /usr/src/nextcloud/updater; \
    mkdir -p /usr/src/nextcloud/data; \
    mkdir -p /usr/src/nextcloud/custom_apps; \
    chmod +x /usr/src/nextcloud/occ

COPY docker-entrypoint.sh /entrypoint.sh
COPY config/* /usr/src/nextcloud/config/

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