#!/usr/bin/env bash

## ---
## - !! Notice ""
## -
## - Set a valid shell to th accout, under which apache webserver
## - is running:
## -
## -    usermod -s /bin/sh www-data
## ---

PATH=/usr/local/apache2/bin:/usr/local/php/bin:/usr/local/mysql/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

stats_base_dir="/var/www/stats.warenform.de"

php_bin=/usr/local/php/bin/php
http_user=www-data

archive_script="misc/cron/archive.php"

## -    1.) Create (encrypted) option file:
## -    $ mysql_config_editor set --login-path=piwik_admin --socket=/tmp/mysql.sock --user=piwik_admin --password
## -    $ Password:
## -
## -    2.) Set environment variable mysql_credential_args="--login-path=piwik_admin"
## -    Now, the backup script uses the encrypted option file instead of (unencrypt) password
## -    on command line.
#db_host="localhost"
#db_user="piwik_admin"
#db_passwd="r9ftWbhKcw"
mysql_credential_args="--login-path=piwik_admin"

error_log="/tmp/$$.err"

# --------------------------------------------------- #
# ------------------- Funktionen -------------------- #
#
error(){
   echo
   echo "----"
   echo "$1"
   echo
   echo "$2"
   echo
}
#
# ------------------ Ende Funktionen ---------------- #
# --------------------------------------------------- #

cd /tmp

databases=`mysql $mysql_credential_args -N -s -e "show databases" | grep piwik_`

for db_name in $databases ; do

   if [ -f "$stats_base_dir/$db_name/console" ];then

      ## - Alt - nicht mehr empfohlen
      #su www-data -c "$php_bin $stats_base_dir/$db_name/$archive_script --url=http://stats.warenform.de/$db_name/" > /dev/null 2> $error_log

      ## - Neu
      su $http_user -c "$php_bin $stats_base_dir/$db_name/console core:archive --url=https://stats.warenform.de/$db_name/" > /dev/null 2> $error_log
      #su $http_user -c "$php_bin $stats_base_dir/$db_name/console core:archive --url=https://stats.warenform.de/$db_name/"
      if [ -f $error_log ]; then
         _err=`cat $error_log`
         [ -n "$_err" ] && error "Error while executing archive script for database \"$db_name\"" "$_err"
         [ -n "$_err" ] && continue
      fi
   else
      error "Error: archive script for database \"$db_name\" not found" "$stats_base_dir/$db_name/console"
      continue
   fi

done

rm -f $error_log
exit 0