#!/bin/sh
#------------------------------------------------------------------------------
# /var/install/bin/weavemini-environment-test - test weave environment
#
# Copyright (c) 2010-2012 The Eisfair Team, team(at)eisfair(dot)org
#
# Creation   : 2011-02-06 jed
# Last Update: $Id$
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version..
#------------------------------------------------------------------------------

# include eislib etc.
. /var/install/include/eislib
. /var/install/include/check-eisfair-version

module_name='weavemini'
module_webdir='weave_minimal'
apache2file=/etc/config.d/apache2
apache2php5file=/etc/config.d/apache2_php5

### set directory and file names ###
case ${EISFAIR_SYSTEM} in
    eisfair-1)
        # eisfair-1
        apache_user='wwwrun'
        apache_group='nogroup'
        ;;
    *)
        # default to eisfair-2
        apache_user='www-data'
        apache_group='www-data'
        ;;
esac

# read Apache2 configuration
. ${apache2file}

web_root="${APACHE2_DOCUMENT_ROOT}/${module_webdir}"
web_url="https://${APACHE2_SERVER_NAME}/weave/"

if [ "$1" = "called-from-weavemini-menu" ]
then
    clrhome
    mecho -info "Weave environment test"
    mecho
fi

mecho "Checking weave environment ..."

# check if .htaccess is a null byte file
if [ -f ${web_root}/.htaccess -a ! -s ${web_root}/.htaccess ]
then
    rm -f ${web_root}/.htaccess
fi

# create .htaccess file
if [ ! -f ${web_root}/.htaccess ]
then
    mecho "- Creating .htaccess file ..."
    {
        echo 'RewriteEngine On'
        echo 'RewriteRule ^.*$ index.php [NC,L]'
    } > ${web_root}/.htaccess
fi

# create settings.php
if [ ! -f ${web_root}/settings.php ]
then
    mecho "- Creating settings.php file ..."
    {
        echo '<?php'
        echo '    // you can disable registration to the firefox sync server here,'
        echo '    // by setting ENABLE_REGISTER to false'
        echo '    //'
        echo '    define("ENABLE_REGISTER", true);'
        echo
        echo '    // firefox sync server url, this should end with a /'
        echo '    // e.g. https://YourDomain.de/Folder_und_ggf_/index.php/'
        echo '    //'
        echo "    define(\"FSYNCMS_ROOT\", \"${web_url}\");"
        echo
        echo '    // Database connection credentials'
        echo '    //'
        echo '    define("MYSQL_ENABLE", false);'
        echo '    define("MYSQL_HOST", "localhost");'
        echo '    define("MYSQL_DB", "fsync");'
        echo '    define("MYSQL_USER", "fsyncUserName");'
        echo '    define("MYSQL_PASSWORD", "fsyncUserPassword");'
        echo '?>'
    } > ${web_root}/settings.php
fi

# deactivate setup.php
if [ -f ${web_root}/setup.php ]
then
    mv ${web_root}/setup.php ${web_root}/setup.php.ORG
fi

# set file ownership
mecho "- Setting directory/file ownership and access rights ..."
chmod 440 ${web_root}/.htaccess
chmod 640 ${web_root}/settings.php

chmod 0750 ${web_root}
chown -R ${apache_user}  ${web_root}
chgrp -R ${apache_group} ${web_root}

# set file ownership to start script as apache user
#chown -R ${apache_user}  /var/install/bin/weavemini-modify-user.php
#chgrp -R ${apache_group} /var/install/bin/weavemini-modify-user.php

# create symbolic link
#if [ ! -f ${web_root}/weavemini-modify-user.php ]
#then
#    ln -s /var/install/bin/weavemini-modify-user.php ${web_root}/weavemini-modify-user.php
#fi

# check apache2 prerequisites
if [ "${START_APACHE2}" = "yes" ]
then
    mecho -info "- Apache2 has been actived."
else
    mecho -warn "- Apache2 hasn't been actived!"
fi

web_ssl=1
if [ "${APACHE2_SSL}" = "yes" ]
then
    web_ssl=0
    mecho -info "- Apache2 SSL support has been actived."
else
    mecho -warn "- Apache2 SSL support hasn't been actived!"
    mecho
    mecho "  Please make sure that you set the following parameter in the"
    mecho "  apache2 configuration file:"
    mecho
    mecho "  APACHE2_SSL='yes'"
    mecho
fi

web_alias=1
web_path=1
web_cgi=1
idx=1
while [ ${idx} -le ${APACHE2_DIR_N} ]
do
    eval active='$APACHE2_DIR_'${idx}'_ACTIVE'
    eval alias_active='$APACHE2_DIR_'${idx}'_ALIAS'

    if [ "${active}" = "yes" -a "${alias_active}" = "yes" ]
    then
        eval alias='$APACHE2_DIR_'${idx}'_ALIAS_NAME'
        eval path='$APACHE2_DIR_'${idx}'_PATH'
        eval cgi='$APACHE2_DIR_'${idx}'_CGI'

        if [ "${alias}" = "/weave" ]
        then
            web_alias=0
            mecho -info "- Alias to weave directory found."

            if [ "${path}" = "${web_root}" -a -d ${web_root} ]
            then
                web_path=0
                mecho -info "- Path to weave directory exists."
            fi

            echo "${cgi}" | grep -q "none"

            if [ $? -eq 0 ]
            then
                web_cgi=0
                mecho -info "- Script support disabled."
                break
            fi
        fi
    fi

    idx=`expr ${idx} + 1`
done

if [ ${web_alias} -eq 1 -o ${web_path} -eq 1 -o ${web_cgi} -eq 1 ]
then
    if [ ${web_alias} -eq 1 ]
    then
        mecho -warn "- Weave Alias not properly set!"
    fi

    if [ ${web_path} -eq 1 ]
    then
        mecho -warn "- Weave directory path not properly set or couldn't be found!"
    fi

    if [ ${web_cgi} -eq 1 ]
    then
        mecho -warn "- Script support hasn't been deactivated!"
    fi

    mecho
    mecho "  Please make sure that you set the following parameters in the"
    mecho "  apache2 configuration file:"
    mecho
    mecho "  APACHE2_DIR_x_ACTIVE='yes'"
    mecho "  APACHE2_DIR_x_ALIAS='yes'"
    mecho "  APACHE2_DIR_x_ALIAS_NAME='/weave'"
    mecho "  APACHE2_DIR_x_PATH='${web_root}'"
    mecho "  APACHE2_DIR_x_CGI='none'"
    mecho 
fi

# check apache2_php5 prerequisites
. ${apache2php5file}

if [ "${PHP5_EXT_SQLITE3}" = "yes" ]
then
    mecho -info "- PHP5 SQLite3 support has been activated."

    # check if weave_db is a null byte file
    if [ -f ${web_root}/weave_db  -a ! -s ${web_root}/weave_db  ]
    then
        rm -f ${web_root}/weave_db 
    fi

#   # create weave_db
#   if [ ! -f ${web_root}/weave_db ]
#   then
#       # database doesn't exist, create it
#       mecho -info "- Creating weave_db file ..."

#       curr_dir=`pwd`
#       cd ${web_root}
#       /usr/bin/php ${web_root}/weavemini-modify-user.php -c -u weave-dummy -s dummy 2> /dev/null
#       /usr/bin/php ${web_root}/weavemini-modify-user.php -d -u weave-dummy 2> /dev/null

        chmod 0640 ${web_root}/weave_db
        chown ${apache_user}  ${web_root}/weave_db
        chgrp ${apache_group} ${web_root}/weave_db
        cd ${curr_dir}
#   else
#       mecho -info "- weave_db file found."
#   fi
else
    mecho -warn "- PHP5 SQLite3 support hasn't been activated."
    mecho
    mecho "  Please make sure that you set the following parameter in the"
    mecho "  apache2_php5 configuration file:"
    mecho 
    mecho "  PHP5_EXT_SQLITE3='yes'"
    mecho 
fi

if [ ${web_ssl} -eq 1 -o ${web_cgi} -eq 1 -o ${web_alias} -eq 1 -o \
     ${web_path} -eq 1 -o "${PHP5_EXT_SQLITE3}" != "yes" -o "$1" = "called-from-weavemini-menu" ] 
then
    anykey
fi

exit 0