#!/bin/bash
#/--------------------------------------------------------------------------------------------------------|  www.vdm.io  |------/
#    __      __       _     _____                 _                                  _     __  __      _   _               _
#    \ \    / /      | |   |  __ \               | |                                | |   |  \/  |    | | | |             | |
#     \ \  / /_ _ ___| |_  | |  | | _____   _____| | ___  _ __  _ __ ___   ___ _ __ | |_  | \  / | ___| |_| |__   ___   __| |
#      \ \/ / _` / __| __| | |  | |/ _ \ \ / / _ \ |/ _ \| '_ \| '_ ` _ \ / _ \ '_ \| __| | |\/| |/ _ \ __| '_ \ / _ \ / _` |
#       \  / (_| \__ \ |_  | |__| |  __/\ V /  __/ | (_) | |_) | | | | | |  __/ | | | |_  | |  | |  __/ |_| | | | (_) | (_| |
#        \/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_|  |_|\___|\__|_| |_|\___/ \__,_|
#                                                        | |
#                                                        |_|
#/-------------------------------------------------------------------------------------------------------------------------------/
#
#	@version		2.0.0
#	@build			9th May, 2017
#	@package		Backup System
#	@author			Llewellyn van der Merwe <https://github.com/Llewellynvdm>
#	@copyright		Copyright (C) 2015. All Rights Reserved
#	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
#
#/-----------------------------------------------------------------------------------------------------------------------------/

                                ##############################################################
                                ##############                                      ##########
                                ##############             FUNCTIONS                ##########
                                ##############                                      ##########
                                ##############################################################

# zip the Database
function zipDB {
	# we move to tmp folder
	cd "$tmpFolder"
	# db server ip address
	DBSERVER="$1"
	# check if date use is set
	if [ -z ${USEDATE+x} ]; then 
		USEDATE=0 
	fi
	# set the file name
	if [ "$USEDATE" -eq "4" ]; then
		FILE=`date +"%Y-%m-%d:%H:%M:%S"`"_$2.sql"
	elif [ "$USEDATE" -eq "3" ]; then
		FILE=`date +"%Y-%m-%d"`"_$2.sql"
	elif [ "$USEDATE" -eq "2" ]; then
		FILE=`date +"%Y-%m"`"_$2.sql"
	elif [ "$USEDATE" -eq "1" ]; then
		FILE=`date +"%Y"`"_$2.sql"
	else
		FILE="$2.sql"
	fi
	#database to backup
	DATABASE="$3"
	# user that has access to do this
	USER="$4"
	# the user password
	PASS="$5"
	# use this command for a database server on localhost. add other options if need be.
	mysqldump --opt -q --user=${USER} --password=${PASS} ${DATABASE} > ${FILE}
	# gzip the mysql database dump file
	gzip $FILE
	# return file name
	echo ${FILE}".gz"
}

function moveDB () {
	# we move to tmp folder
	cd "$tmpFolder"
	# file name
	FILE="$1"
	# move file
	if [ "$BACKUPTYPE" -eq "2" ]; then
		$DROPBOX -q upload "$FILE" "${REMOTEDBPATH}${FILE}"
		# to check the result
		MOVEDBRESULT=$?
	else
		scp "$FILE" "$REMOTESSH:${REMOTEDBPATH}${FILE}"
		# to check the result
		MOVEDBRESULT=$?
	fi
	# for global messages
	MOVEDBWHAT="$FILE"
}

function moveWEB () {
	# we move to tmp folder
	cd "$tmpFolder"
	# local folder path
	localFolder="$1"
	# remote folder name
	remoteFolder="$2"
	# check if we should instead zip
	if [ "$WEBBACKUPTYPE" -eq "2" ]; then
		# set the file name
		if [ "$USEDATE" -eq "4" ]; then
			FILE=`date +"%Y-%m-%d:%H:%M:%S"`"_$2.zip"
		elif [ "$USEDATE" -eq "3" ]; then
			FILE=`date +"%Y-%m-%d"`"_$2.zip"
		elif [ "$USEDATE" -eq "2" ]; then
			FILE=`date +"%Y-%m"`"_$2.zip"
		elif [ "$USEDATE" -eq "1" ]; then
			FILE=`date +"%Y"`"_$2.zip"
		else
			FILE="$2.zip"
		fi
		# go to local folder
		cd "${localFolder}"
		# zip the website
		zip -r -q "${tmpFolder}/${FILE}" *
		# we move to tmp folder
		cd "$tmpFolder"
		# set the paths
		PaTh="${FILE}"
		remotePaTh="${REMOTEWEBPATH}${FILE}"
	else
		# set the paths
		PaTh="${localFolder}"
		remotePaTh="${REMOTEWEBPATH}${remoteFolder}"
	fi
	# move all file & folders
	if [ "$BACKUPTYPE" -eq "2" ]; then
		$DROPBOX -q upload "${PaTh}" "${remotePaTh}"
		# to check the result
		MOVEWEBRESULT=$?
	else
		rsync -ax "${PaTh}" "$REMOTESSH:${remotePaTh}"
		# to check the result
		MOVEWEBRESULT=$?
	fi
	# for global messages
	MOVEWEBWHAT="${PaTh}"
}

# do some error handling for the moving
function checkMove () {
	# check the area
	if [ "$1" -eq "1" ]; then
		if [ $MOVEDBRESULT -ne 0 ]; then
			echo "Database ${MOVEDBWHAT} could not be moved!"
		else
			echo "Database ${MOVEDBWHAT} where moved!"
		fi
	else
		if [ $MOVEWEBRESULT -ne 0 ]; then
			echo "Website ${MOVEWEBWHAT} could not be not be moved!"
		else
			echo "Website ${MOVEWEBWHAT} where moved!"
		fi
	fi
}

function remoteHouseCleaning () {
	setGit "$1"
}

# remove a folder and all its content
function rmFolder () {
    local FOLDER="$1"
    # ensure folder is removed
    if [ -d "$FOLDER" ] 
    then
        rm -fR "$FOLDER"
    fi
}

# simple basic random
function getRandom () {
    echo $(tr -dc 'A-HJ-NP-Za-km-z2-9' < /dev/urandom | dd bs=5 count=1 status=none)
}

#set git in folder
function setGit () {
	cd "$1"
	# use UTC+00:00 time also called zulu
	actionTime=$(TZ=":ZULU" date +"%m/%d/%Y @ %R (UTC)" )
	if [ -d .git ]; then
		commitChanges "Updated $actionTime"
	else
		git init
		commitChanges "First commit $actionTime"
	fi;
}

# git function at end
function commitChanges () {
    git add .
    git commit -am "$1"
}