Druapl 7 backup if you don't have SSH access but you can use mysqldump and tar

drupal7-backup.php

<?php

/**
 * Druapl 7 backup if you don't have SSH access but you can use mysqldump and tar
 * Put this in the sites root folder and visit the script through a browser
 * 
 * Fetch asdqwe-backup.sql from the server
 * Fetch asdqwe-backup.tar.gz from the server
 */

// Read database configuration
include_once "sites/default/settings.php";

// Default database
$database = $databases['default']['default'];

$name = uniqid();

// SQL dump
$mysql_dump_command = "mysqldump -p$database[password] --user=$database[username] --host=$database[host] --add-drop-table $database[database] > ./$name-backup.sql";
exec($mysql_dump_command, $output, $ret_var);
if ($ret_var == 0) {
    echo "Database dump created successfully<br />";
}

// Source copy
$path = getcwd();
$tar_create = "tar --exclude=$name-backup.tar.gz --exclude=sites/default/files* -czvf ./$name-backup.tar.gz . ";
exec($tar_create, $output, $ret_var);

if($ret_var == 0 || $ret_var == 1) {
    echo "Backup created successfully<br />";
}