Beanstalk post-commit hook script that sends an email if a specific file was modified

post-commit.php

<?php
$SEND_NOTIFICATION = FALSE;

$watched_file = 'file/to/watch/in_your_repository';


/*----------------------------------------------------------*/

if (isset($_POST['commit'])) {
    require 'JSON.php';  // PECL script, or perhaps json_decode() is enough

    $parser = new Services_JSON();
    $commit = $parser->decode($_POST['commit']);
    foreach ($commit->changed_files as $file) {
        if ($file[0] == $watched_file) {
            $SEND_NOTIFICATION = TRUE;
            break;
        }
    }
}


if ($SEND_NOTIFICATION) {
    require 'phpmailer/class.phpmailer.php';

    $mail = new PHPMailer(TRUE);
    $mail->IsSMTP();
    $mail->Host = 'ssl://smtp.gmail.com:465';

    $mail->SMTPAuth = true; // turn on SMTP authentication

    $mail->Username = ""; // SMTP username
    $mail->Password = ""; // SMTP password
    $mail->SetFrom('[email protected]', 'Example');

    $mail->AddAddress('address@example', 'Example Address');

    $mail->Subject = 'The Subject';
    $mail->Body = 'The message body';

    try {
        $mail->Send();
    } catch (phpmailerException $e) {
        echo $e->errorMessage();
    } catch (Exception $e) {
        echo $e->getMessage();
    }
}