Simple, Complete Incremental WordPress Backup

back.php

<?php
header("Cache-Control: no-cache, must-revalidate");
	header('HTTP/1.1 200 OK');

	function wpcomplete_searchBackups($dir) {
			global $searchnames;
		    if ($handle = opendir($dir)) {
		        while (false !== ($file = readdir($handle))) {
		            if ($file != "." && $file != ".." && $file != "index.php" && $file != 'database.sql' && $file != '.wpcmanifest' && is_file($dir.'/'.$file)) {
		                $searchnames[] = $dir.'/'.$file;
		            }
		            else if ($file != "." && $file != ".." && $file != "index.php" && $file != 'database.sql' && $file != '.wpcmanifest' && is_dir($dir.'/'.$file)) {
		               	wpcomplete_searchBackups($dir.'/'.$file);
		            }
		        }
		        closedir($handle);
		    }
		    if (!is_array($searchnames)) {
		    	$searchnames = array();
		    }
		}
		 wpcomplete_searchBackups("wp-content/plugins/wp-complete-backup/storage/");
		if($_REQUEST['unlink'] == "true")
		{
		unlink($searchnames[0]);
		//echo("$searchnames[0] deleted!");
		}
		else {
			header("Location: http://blog.you.com/$searchnames[0]");
		}
	?>

blog-back.sh

#!/bin/bash
if [ -z "$1" ]
then 
echo "commit message not defined"
else 
curl "http://blog.you.com/wp-complete-backup/{api-key-here}/type-both"
sleep 10
cd /tmp
wget "http://blog.you.com/back.php"
name=$(ls | grep mycodetreebu-*.zip | tail | xargs basename -s .zip)
unzip -qq $name".zip" -d $name
curl "http://blog.you.com/back.php?unlink=true"
rm -rf /tmp/$name/wp-content/cache/
rsync -r $name/ /Some/Location/Where/Backups/Are/Stored/
cd /Some/Location/Where/Backups/Are/Stored/
git add .
git commit -a -m "$1"
git push -u origin master
echo "Commited and Pushed Blog: $1"
unset MSG
rm -rf /tmp/$name
rm -f /tmp/$name".zip"
fi

Relevant Blog Post: Simple Incremental WordPress Backups With PHP and Bash

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Blogpost archive: https://web.archive.org/web/20131106055356/http://www.yasyf.com//coding/simple-incremental-wordpress-backups-with-php-and-bash/