<?php
$errors = array();
$atts = array('fullname', 'email', 'phone', 'cp', 'institution', 'comments');
$portico_compare_holdings = get_option('portico_compare_holdings');

// make sure we start a session so we can store the attachment info
session_start();

if ($_SERVER['REQUEST_METHOD'] == 'POST' && $_POST['action'] == 'send') {
	// use WP function to check nonce and verify referrer
	check_admin_referer('compare_holdings');

	foreach ($atts as $att) {
		$$att = stripslashes(trim($_POST[$att]));
	}

	if ($fullname == '') $errors['fullname'] = 'Please enter your name';
	if ($email == '' || !is_email($email)) $errors['email'] = 'Please enter a valid email address';
	if ($phone == '') $errors['phone'] = 'Please enter your phone #';
	if ($cp == '') $errors['cp'] = 'Please choose a contact preference';

	include_once (TEMPLATEPATH . '/functions-attachments.php');
	
	// cleanup any lingering attachments
	portico_delete_old_attachments();
	
	if ( isset($_SESSION['compare_holdings_file']) ) {
		$compare_holdings_file = $_SESSION['compare_holdings_file'];
	}

	// upload any new files
	if (isset($_FILES['file']) && !empty($_FILES['file']['name'])) {
		$file = $_FILES['file'];
		
		if (is_uploaded_file($file['tmp_name'])) {
			$name = $file['name'];
		
			// see if we should delete the previous attachment since we're uploading a new file
			if (isset($compare_holdings_file)) {
				$file_path = $compare_holdings_file['path'];
				if (file_exists($file_path)) unlink($file_path);
				unset($compare_holdings_file);
			}
		
			if (portico_is_compare_holdings_file_type($name)) {
				if ($file_info = portico_upload_file($name, $file['tmp_name'])) {
					$compare_holdings_file = $file_info;
					$_SESSION['compare_holdings_file'] = $compare_holdings_file;
				}						
			} else {
				$errors['file'] = 'You may only upload xls, csv or txt files';
			}
		} else {
			
			// some error occurred with uploading the file
			switch ($file['error']) {
				case 1: // file too big (based on php.ini)
				case 2: // file too big (based on MAX_FILE_SIZE)
					$errors['file'] = "The file you're trying to upload is too large. Please email large files directly to info@portico.org.";
					break;
				case 3: // file only partially uploaded
				case 4: // no file was uploaded
				case 6: // missing a temporary folder
				case 7: // failed to write to disk (only in PHP 5.1+)
					$errors['file'] = "There was an error uploading your file. Please try again or email the file to info@portico.org.";
					break;
			}

		}
	}


	if (sizeof($errors) == 0) {
		$success = true;
		// $success_message = true;

		$email_from = $portico_compare_holdings['email_from'];
		$email_to = $portico_compare_holdings['email_to'];
		$email_subject = $portico_compare_holdings['email_subject'];
		
		// $message_headers = "Content-type: text/html\n";
		$message_headers .= "From: Portico <$email_from>";
		
		if (is_email($email_from) && is_email($email_to)) {
		
			$message = "Name: $fullname\n";
			$message .= "Email: $email\n";
			$message .= "Phone: $phone\n";
			$message .= "Contact Preference: ";
			
			if ($cp == 'email')
				$message .= "Email\n";
			elseif ($cp == 'phone')
				$message .= "Phone\n";
			else
				$message .= "No Preference\n";
				
			$message .= "Institution: $institution\n";
			$message .= "Comments: $comments\n";
			$message .= "Upload: " . (isset($compare_holdings_file) ? 'see attachment' : '[no upload]') . "\n";

			// setup some custom mail settings since we need to specify a different attachment name
			global $phpmailer;

			// (Re)create it, if it's gone missing
			if ( !is_object( $phpmailer ) || !is_a( $phpmailer, 'PHPMailer' ) ) {
				require_once ABSPATH . WPINC . '/class-phpmailer.php';
				require_once ABSPATH . WPINC . '/class-smtp.php';
				$phpmailer = new PHPMailer();
			}
			
			$phpmailer->IsHTML(false);
			$phpmailer->IsMail();
			$phpmailer->From     = $email_from;
			$phpmailer->FromName = 'Portico';
			$phpmailer->AddAddress($email_to, 'Portico');

			$phpmailer->Subject = $email_subject;
			$phpmailer->Body = $message;

			if (isset($compare_holdings_file)) {
				$phpmailer->AddAttachment($compare_holdings_file['path'], $compare_holdings_file['name']);
			}
			
			// if (wp_mail($email_to, $email_subject, $message, $message_headers)) {
			if($phpmailer->Send()) {
				
				// cleanup and remove the file			
				$file_path = $compare_holdings_file['path'];
				if (file_exists($file_path)) unlink($file_path);
				unset($_SESSION['compare_holdings_file']);
				
				wp_redirect('?s');
				exit;
				
			} else {
				$errors['mail'] = __('There was a technical problem while trying to send your report. Please try again or <a href="/digital-preservation/about-us/contact-us/">contact us</a> by email or phone. We apologize for the inconvenience.');
			}
		} else {
			$errors['form'] = 'There is a configuration error in the form. Please <a href="/digital-preservation/about-us/contact-us/">contact us</a> by email or phone. We apologize for the inconvenience.';
		}
	} else {

		// echo "do stuff for an error";
	}

} elseif ($_SERVER['QUERY_STRING'] == 's') {
	$success_message = true;
} else {
	unset($_SESSION['compare_holdings_file']);
}

?>


<?php get_header(); the_post(); ?>

<div id="page_body">
	<?php get_breadcrumbs(); ?>
	<div id="page_content">
		<h1 class="page_title"><?php the_title(); ?> <?php portico_edit_post_link(); ?></h1>

		<?php if ($success_message === true): ?>
			<div id="notice" class="success clrfix">
				<?php echo $portico_compare_holdings['success_message']; ?>
			</div>
		<?php elseif (sizeof($errors) > 0): ?>
			<div id="notice" class="error clrfix">
				<h4>Error:</h4>
				<ul>
					<?php foreach ($errors as $error): ?>
						<li><?php echo $error ?></li>
					<?php endforeach; ?>
				</ul>
			</li>
			</div>
		<?php endif; ?>

		<?php if ($success_message !== true): ?>
			<?php the_content(); ?>

			<form action="" method="post" id="compare-holdings-form" enctype="multipart/form-data">
				<?php wp_nonce_field('compare_holdings'); ?>
				<input type="hidden" name="action" value="send" />

				<p class="note">* Required fields</p>

				<dl class="form_standard">
					<dt <?php portico_error_class('fullname', $errors); ?>><label for="fullname">* Name:</label></dt>
					<dd><input type="text" class="text" name="fullname" id="fullname" value="<?php echo esc_attr($fullname) ?>" /></dd>

					<dt <?php portico_error_class('email', $errors); ?>><label for="email">* Email:</label></dt>
					<dd><input type="text" class="text" name="email" id="email" value="<?php echo esc_attr($email) ?>" /></dd>

					<dt <?php portico_error_class('phone', $errors); ?>><label for="phone">* Phone:</label></dt>
					<dd><input type="text" class="text" name="phone" id="phone" value="<?php echo esc_attr($phone) ?>" /></dd>

					<dt class="wide <?php portico_error_class('cp', $errors, false); ?>"><label>* Contact Preferences:</label></dt>
					<dd class="wide">
						<div><input type="radio" name="cp" value="email" id="cp_email" <?php echo $cp == 'email' ? 'checked="checked"' : '' ?> /><label for="cp_email">Email</label></div>
						<div><input type="radio" name="cp" value="phone" id="cp_phone" <?php echo $cp == 'phone' ? 'checked="checked"' : '' ?> /><label for="cp_phone">Phone</label></div>
						<div><input type="radio" name="cp" value="no" id="cp_no" <?php echo $cp == 'no' ? 'checked="checked"' : '' ?> /><label for="cp_no">No Preference</label></div>
					</dd>

					<dt><label for="institution">Institution:</label></dt>
					<dd><input type="text" class="text" name="institution" id="institution" value="<?php echo esc_attr($institution) ?>" /></dd>

					<dt><label for="comments">Comments:</label></dt>
					<dd><textarea class="text" name="comments" id="comments" rows="10" cols="30"><?php echo esc_attr($comments) ?></textarea></dd>

					<dt class="upload <?php portico_error_class('file', $errors, false); ?>"><label>Upload<br />a file for comparison:</label></dt>
					<dd class="upload">
						<input type="file" name="file" id="file" class="file" /><br />
						
						<?php 
							if (isset($compare_holdings_file)) {
								echo '<div class="note"><strong>' . $compare_holdings_file['name'] . "</strong> is ready to be sent. If you want to replace this file just upload a new one.<br /><br /></div>";
							}
						?>
						
						<div class="note">(please email files greater than 3MB<br /> directly to <a href="mailto:info@portico.org">info@portico.org</a>)</div>
					</dd>

					<dt class="submit"></dt>
					<dd class="submit">
						<button type="submit" class="submit">Submit</button>
					</dd>
				</dl>
			</form>
		<?php endif; ?>

	</div> <!-- #page_content -->
	<?php get_sidebar('2'); ?>
</div> <!-- #page_body -->

<?php get_footer(); ?>