<?php

function backupbreeze_preflight_problem($trouble) {
echo '<div class="error"><h3>Houston, we have a problem: </h3>' .$trouble . '<br /><br /></div>';
echo '<hr><br />';


exit;
}


// now let's see if we can connect to the FTP repo
// set up variables
$host = get_option('backupbreeze_ftp_host');
$user = get_option('backupbreeze_ftp_user');
$pass = get_option('backupbreeze_ftp_pass');
$subdir = get_option('backupbreeze_ftp_subdir');
if ($subdir =='') {
	$subdir = '/';
}
$remotefile = $subdir . '/' . $filename;

// @since 1.6.1
// only check FTP Connection if we have details
// otherwise skip this and do a local backup
//

if ($host) {
// connect to host
// extra security
// @since 2.1
// If in WP Dashboard or Admin Panels
if ( is_admin() ) {
// If user has WP manage options permissions
if ( current_user_can('manage_options')) {
// connect to host ONLY if the 2 security conditions are valid / met
$conn = ftp_connect($host);
if (!$conn)
{
  $trouble = 'I could not connect to your FTP server.<br />Please check your FTP Host settings and try again (leave FTP Host BLANK for local backups).';
  backupbreeze_preflight_problem($trouble);
}
// can we log in?
$result = ftp_login($conn, $user, $pass);
if (!$result)
{
$trouble = 'I could not log in to your FTP server.<br />Please check your FTP Username and Password, then try again.<br />For local backups, please leave the FTP Host option BLANK.';
  backupbreeze_preflight_problem($trouble);
}
// and does the remote directory exist?
$success = ftp_chdir($conn, $subdir);
if (!$success)
{
$trouble = 'I cannot change into the FTP subdirectory you specified. Does it exist?<br />You must create it first using an FTP client like FileZilla.<br />Please check and try again.';
  backupbreeze_preflight_problem($trouble);
}
// and is it writeable?
// ah... I don't know how to test that :-(

// end if
}
}
}
else {
	echo "The FTP Details are missing or not complete. This will be a local backup only.<br />";
}

echo "All good - let's Backup!<br />";

?>