source: trunk/docs/examples/contact_form/contact.php

<?php
/**
 * The Strangecode Codebase - a general application development framework for PHP
 * For details visit the project site: <http://trac.strangecode.com/codebase/>
 * Copyright 2001-2012 Strangecode, LLC
 *
 * This file is part of The Strangecode Codebase.
 *
 * The Strangecode Codebase is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your option)
 * any later version.
 *
 * The Strangecode Codebase is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * The Strangecode Codebase. If not, see <http://www.gnu.org/licenses/>.
 */

/*
* contact.php
*
* @author   Quinn Comendant <quinn@strangecode.com>
* @version  1.0
* @since    01 Aug 2006 09:35:14
*/

require_once dirname(__FILE__) . '/_config.inc.php';


/********************************************************************
* CONFIG
********************************************************************/

require_once 'codebase/lib/FormValidator.inc.php';
require_once 'codebase/lib/Email.inc.php';

$fv = new FormValidator();

// Set this to the person who should receive emails.
$email_to = 'The Form Admin <me@example.com>';


/********************************************************************
* MAIN
********************************************************************/

if (!empty($_POST)) {
    // Validate submitted data.
    validateInput();
    if ($fv->anyErrors()) {
        // Re-populate form values with the user data so they can make corrections.
        $frm = resetForm(getFormData());
    } else {
        // Setup email object.
        $email = new Email(array(
            'to' => $email_to,
            'from' => sprintf('"%s" <%s>', addcslashes(getFormData('name'), '"'), getFormData('email')),
            'subject' => 'Contact form email',
        ));
        $email->setTemplate('contact.eml');
        $email->replace(array(
            'name' => getFormData('name'),
            'email' => getFormData('email'),
            'message' => getFormData('message'),
        ));
        // Send email!
        $email->send();

        // Reset form values to display a blank form.
        $frm = resetForm();
        $app->raiseMsg(_("<strong>Thank You!</strong> Your message has been sent."), MSG_SUCCESS, __FILE__, __LINE__);
    }
} else {
    // Reset form values to display a blank form.
    $frm = resetForm();
}


/********************************************************************
* OUTPUT
********************************************************************/

include 'header.ihtml';
include 'contact.ihtml';
include 'footer.ihtml';


/********************************************************************
* FUNCTIONS
********************************************************************/

function resetForm($new_values = array())
{
    $default = array(
        'name' => '',
        'email' => '',
        'message' => '',
    );
    return array_merge($default, $new_values);
}

function validateInput()
{
    global $fv;

    $fv->notEmpty('name', sprintf(_("%s cannot be blank."), _("Name")));
    $fv->stringLength('name', 0, 255, sprintf(_("%s must be %d-to-%d characters in length."), _("Name"), 0, 255));

    $fv->notEmpty('email', sprintf(_("%s cannot be blank."), _("Email")));
    $fv->stringLength('email', 0, 255, sprintf(_("%s must be %d-to-%d characters in length."), _("Email"), 0, 255));
    $fv->validateEmail('email');

    $fv->notEmpty('message', sprintf(_("%s cannot be blank."), _("Message")));
    $fv->stringLength('message', 0, 32000, sprintf(_("%s must be %d-to-%d characters in length."), _("Message"), 0, 32000));
}