freedombone/src/freedombone-app-webmail

#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# Webmail application
#
# License
# =======
#
# Copyright (C) 2014-2016 Bob Mottram <bob@robotics.uk.to>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

VARIANTS=''

WEBMAIL_REPO="https://github.com/roundcube/roundcubemail"
WEBMAIL_COMMIT='78cf9c2e5cff2d78cd8beb647d60570f195a2a9c'
WEBMAIL_ONION_HOSTNAME=
WEBMAIL_ONION_PORT=8097
WEBMAIL_ADMIN_PASSWORD=
WEB_PATH=/var/www
WEBMAIL_PATH=$WEB_PATH/webmail

function upgrade_webmail {
	if ! grep -Fxq "install_webmail" $COMPLETION_FILE; then
		return
	fi
	function_check set_repo_commit
	set_repo_commit $WEBMAIL_PATH "Webmail commit" "$WEBMAIL_COMMIT" $WEBMAIL_REPO
}

function backup_local_webmail {
	echo $"Backing up webmail"

	function_check backup_database_to_usb
	backup_database_to_usb webmail

	echo $"Backing up webmail complete"
}

function backup_remote_webmail {
	echo -n ''
}

function remove_webmail {
	if ! grep -Fxq "install_webmail" $COMPLETION_FILE; then
		return
	fi
	nginx_dissite webmail
	if [ -f /etc/nginx/sites-available/webmail ]; then
		rm /etc/nginx/sites-available/webmail
	fi
	function_check remove_onion_service
	remove_onion_service webmail ${WEBMAIL_ONION_PORT}
	function_check drop_database
	drop_database webmail
	if [ -d $WEB_PATH/webmail ]; then
		rm -rf $WEB_PATH/webmail
	fi
	sed -i '/Webmail /d' $COMPLETION_FILE
	sed -i '/install_webmail/d' $COMPLETION_FILE
}

function install_webmail {
	if grep -Fxq "install_webmail" $COMPLETION_FILE; then
		return
	fi
	if [ -d /etc/apache2 ]; then
		rm -rf /etc/apache2
		echo $'Removed Apache installation after Dokuwiki install'
	fi

	function_check install_mariadb
	install_mariadb

	function_check get_mariadb_password
	get_mariadb_password

	function_check repair_databases_script
	repair_databases_script

	apt-get -y install php5-common php5-cli php5-curl php5-gd php5-mysql php5-mcrypt git
	apt-get -y install php5-dev imagemagick php5-imagick php5-sqlite php-auth-sasl php-net-smtp php-mime-type
	apt-get -y install php-mail-mime php-mail-mimedecode php-net-ldap3 php5-pspell
	pear install Net_IDNA2

	if [ ! -f $WEBMAIL_PATH/index.php ]; then
		cd $WEB_PATH
		git_clone $WEBMAIL_REPO webmail
		cd $WEBMAIL_PATH
		git checkout $WEBMAIL_COMMIT -b $WEBMAIL_COMMIT
		if ! grep -q "Webmail commit" $COMPLETION_FILE; then
			echo "Webmail commit:$WEBMAIL_COMMIT" >> $COMPLETION_FILE
		else
			sed -i "s/Webmail commit.*/Webmail commit:$WEBMAIL_COMMIT/g" $COMPLETION_FILE
		fi
	fi
	if [ ! -f $WEBMAIL_PATH/index.php ]; then
		echo $'Did not clone webmail repo'
		exit 52825
	fi

	WEBMAIL_ONION_HOSTNAME=$(add_onion_service webmail 80 ${WEBMAIL_ONION_PORT})
	echo "Webmail onion domain:${WEBMAIL_ONION_HOSTNAME}" >> $COMPLETION_FILE

	function_check get_mariadb_webmail_admin_password
	get_mariadb_webmail_admin_password
	if [ ! $WEBMAIL_ADMIN_PASSWORD ]; then
		if [ -f $IMAGE_PASSWORD_FILE ]; then
			WEBMAIL_ADMIN_PASSWORD="$(printf `cat $IMAGE_PASSWORD_FILE`)"
		else
			WEBMAIL_ADMIN_PASSWORD="$(create_password ${MINIMUM_PASSWORD_LENGTH})"
		fi
	fi
	function_check create_database
	create_database webmail "$WEBMAIL_ADMIN_PASSWORD"
	mysql -u root --password="$MARIADB_PASSWORD" -D webmail < $WEBMAIL_PATH/SQL/mysql.initial.sql

	if [ ! -d /var/www/$DEFAULT_DOMAIN_NAME/htdocs ]; then
		mkdir -p /var/www/$DEFAULT_DOMAIN_NAME/htdocs
	fi
	ln -s $WEBMAIL_PATH /var/www/$DEFAULT_DOMAIN_NAME/htdocs/webmail

	if [ ! -f /var/www/webmail/config/config.inc.php ]; then
		# generate the configuration
		echo '<?php' > /var/www/webmail/config/config.inc.php
		echo "\$config['db_dsnw'] = 'mysql://root:${MARIADB_PASSWORD}@localhost/webmail';" >> /var/www/webmail/config/config.inc.php
		echo "\$config['default_host'] = 'localhost';" >> /var/www/webmail/config/config.inc.php
		echo "\$config['support_url'] = '';" >> /var/www/webmail/config/config.inc.php
		WEBMAIL_DES_KEY="$(create_password 25)"
		echo "\$config['des_key'] = '${WEBMAIL_DES_KEY}';" >> /var/www/webmail/config/config.inc.php
		echo "\$config['product_name'] = '${PROJECT_NAME}';" >> /var/www/webmail/config/config.inc.php
		echo "\$config['plugins'] = array('enigma');" >> /var/www/webmail/config/config.inc.php
		echo "\$config['mime_param_folding'] = 0;" >> /var/www/webmail/config/config.inc.php
		echo "\$config['enable_installer'] = false;" >> /var/www/webmail/config/config.inc.php
	fi

	chown -R www-data:www-data $WEBMAIL_PATH

	echo 'server {' > /etc/nginx/sites-available/webmail
	echo "  listen 127.0.0.1:$WEBMAIL_ONION_PORT default_server;" >> /etc/nginx/sites-available/webmail
	echo "  server_name $WEBMAIL_ONION_HOSTNAME;" >> /etc/nginx/sites-available/webmail
	echo "  root ${WEBMAIL_PATH};" >> /etc/nginx/sites-available/webmail
	echo '  index index.php index.html index.htm;' >> /etc/nginx/sites-available/webmail
	echo '  access_log off;' >> /etc/nginx/sites-available/webmail
	echo '  error_log off;' >> /etc/nginx/sites-available/webmail
	echo '  location / {' >> /etc/nginx/sites-available/webmail
	echo '    try_files $uri $uri/ /index.php?q=$uri&$args;' >> /etc/nginx/sites-available/webmail
	echo '  }' >> /etc/nginx/sites-available/webmail
	echo '  error_page 404 /404.html;' >> /etc/nginx/sites-available/webmail
	echo '  error_page 500 502 503 504 /50x.html;' >> /etc/nginx/sites-available/webmail
	echo '  location = /50x.html {' >> /etc/nginx/sites-available/webmail
	echo "    root ${WEBMAIL_PATH};" >> /etc/nginx/sites-available/webmail
	echo '  }' >> /etc/nginx/sites-available/webmail
	echo '  location ~ ^/(README.md|INSTALL|LICENSE|CHANGELOG|UPGRADING)$ {' >> /etc/nginx/sites-available/webmail
	echo '    deny all;' >> /etc/nginx/sites-available/webmail
	echo '  }' >> /etc/nginx/sites-available/webmail
	echo '  location ~ ^/(config|temp|logs)/ {' >> /etc/nginx/sites-available/webmail
	echo '    deny all;' >> /etc/nginx/sites-available/webmail
	echo '  }' >> /etc/nginx/sites-available/webmail
	echo '  location ~ /\. {' >> /etc/nginx/sites-available/webmail
	echo '    deny all;' >> /etc/nginx/sites-available/webmail
	echo '    access_log off;' >> /etc/nginx/sites-available/webmail
	echo '    log_not_found off;' >> /etc/nginx/sites-available/webmail
	echo '  }' >> /etc/nginx/sites-available/webmail
	echo '  location ~ \.php$ {' >> /etc/nginx/sites-available/webmail
	echo '    try_files $uri =404;' >> /etc/nginx/sites-available/webmail
	echo '    fastcgi_pass unix:/var/run/php5-fpm.sock;' >> /etc/nginx/sites-available/webmail
	echo '    fastcgi_index index.php;' >> /etc/nginx/sites-available/webmail
	echo '    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;' >> /etc/nginx/sites-available/webmail
	echo '    include fastcgi_params;' >> /etc/nginx/sites-available/webmail
	echo '  }' >> /etc/nginx/sites-available/webmail
	echo '  add_header X-Frame-Options DENY;' >> /etc/nginx/sites-available/webmail
	echo '  add_header X-Content-Type-Options nosniff;' >> /etc/nginx/sites-available/webmail
	echo '  client_max_body_size 15m;' >> /etc/nginx/sites-available/webmail
	echo '}' >> /etc/nginx/sites-available/webmail

	nginx_ensite webmail
	systemctl restart php5-fpm
	systemctl restart nginx

	if ! grep -q "Webmail" /home/$MY_USERNAME/README; then
		echo '' >> /home/$MY_USERNAME/README
		echo '' >> /home/$MY_USERNAME/README
		echo 'Webmail' >> /home/$MY_USERNAME/README
		echo '=======' >> /home/$MY_USERNAME/README
		if [[ $ONION_ONLY == 'no' ]]; then
			echo $"Open https://$DEFAULT_DOMAIN_NAME/webmail/index.php" >> /home/$MY_USERNAME/README
		else
			echo $"Open http://$WEBMAIL_ONION_HOSTNAME" >> /home/$MY_USERNAME/README
		fi
		echo $"MariaDB webmail admin password: $WEBMAIL_ADMIN_PASSWORD" >> /home/$MY_USERNAME/README
		chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
		chmod 600 /home/$MY_USERNAME/README
	fi

	echo 'install_webmail' >> $COMPLETION_FILE
}

# NOTE: deliberately no exit 0