contact.php

<?php
/*
Template Name: Contact
* @package SimplePress
*/
?>

<?php
if(isset($_POST['submitted'])) {
	if(trim($_POST['contactName']) === '') {
		$nameError = 'Please enter your name.';
		$hasError = true;
	} else {
		$name = trim($_POST['contactName']);
	}

	if(trim($_POST['email']) === '')  {
		$emailError = 'Please enter your email address.';
		$hasError = true;
	} else if (!preg_match("/^[[:alnum:]][a-z0-9_.-]*@[a-z0-9.-]+\.[a-z]{2,4}$/i", trim($_POST['email']))) {
		$emailError = 'You entered an invalid email address.';
		$hasError = true;
	} else {
		$email = trim($_POST['email']);
	}

	if(trim($_POST['comments']) === '') {
		$commentError = 'Please enter a message.';
		$hasError = true;
	} else {
		if(function_exists('stripslashes')) {
			$comments = stripslashes(trim($_POST['comments']));
		} else {
			$comments = trim($_POST['comments']);
		}
	}

	if(!isset($hasError)) {
		$emailTo = get_option('tz_email');
		if (!isset($emailTo) || ($emailTo == '') ){
			$emailTo = get_option('admin_email');
		}
		$subject = 'New Inquiry From '.$name;
		$checkbox = "I agree that my personal data will be used to communicate with me about this correspondence.";
		$body = "Name: $name \n\nEmail: $email \n\nComments: $comments \n\nAgreement: $checkbox";
		$headers = 'From: '.$name.' <'.$emailTo.'>' . "\r\n" . 'Reply-To: ' . $email;

		wp_mail($emailTo, $subject, $body, $headers);
		$emailSent = true;
	}

} ?>
<?php get_header(); ?>
	<main id="primary" class="site-main">

			<?php if (have_posts()) : while (have_posts()) : the_post(); ?>
			<article <?php post_class() ?> id="post-<?php the_ID(); ?>">
				<h1 class="entry-title"><?php the_title(); ?></h1>
					<div class="entry-content">
						<?php if(isset($emailSent) && $emailSent == true) { ?>
							<div class="thanks">
								<h3 class="center"><i class="icon-email"></i>Thanks, your email was sent successfully.</h3>
							</div>
						<?php } else { ?>
							<?php the_content(); ?>
							<?php if(isset($hasError) || isset($captchaError)) { ?>
								<p class="error">Sorry, an error occured.<p>
							<?php } ?>

						<form action="<?php the_permalink(); ?>" id="contactForm" method="post">
							<div class="contactform">
							<p>
								<label for="contactName">Name: </label>
								<input type="text" name="contactName" id="contactName" value="<?php if(isset($_POST['contactName'])) echo $_POST['contactName'];?>" class="required requiredField" />
								<?php if($nameError != '') { ?>
									<span class="error"><?=$nameError;?></span>
								<?php } ?>
							</p>

							<p>
								<label for="email">Email: </label>
								<input type="text" name="email" id="email" value="<?php if(isset($_POST['email']))  echo $_POST['email'];?>" class="required requiredField email" />
								<?php if($emailError != '') { ?>
									<span class="error"><?=$emailError;?></span>
								<?php } ?>
							</p>

							<p><label for="commentsText">Message:</label>
								<textarea name="comments" id="commentsText" rows="5" class="required requiredField"><?php if(isset($_POST['comments'])) { if(function_exists('stripslashes')) { echo stripslashes($_POST['comments']); } else { echo $_POST['comments']; } } ?></textarea>
								<?php if($commentError != '') { ?>
									<span class="error"><?=$commentError;?></span>
								<?php } ?>
							</p>
							
							<p class="form"><input onchange="this.setCustomValidity(validity.valueMissing ? 'Please tick if you want to continue.' : '');" id="field_terms"  type="checkbox" name="checkbox" value="1" required> I agree that my personal data will be used to communicate with me about this correspondence.</p>

							<p>
								<input type="submit" value="Send email" />
							</p>
						</div>
						<input type="hidden" name="submitted" id="submitted" value="true" />
					</form>
				<?php } ?>
				</div><!-- .entry-content -->
			</article><!-- .post -->

		    <?php endwhile; endif; ?>
	</main><!-- #container -->

<?php get_footer(); ?>