I have a custom contact form page that I am trying to add an upload field that validates filesize and filetype. Before adding the validation everything worked.
<?php /* Template Name: Contact-Page-with-upload * * A Custom PHP Contact us page. Add or change form fields on line 28 and in the form itself. * Jquery is used to add/remove Bootstrap has-error class to invalid fields. */ /** * Get Error Class * * @return string; */ function getErrorClass($failedKeys, $key) { if(isset($failedKeys) && is_array($failedKeys) && in_array($key, $failedKeys)) { return 'has-error'; } return ''; } if(isset($_POST) && !empty($_POST)) { // New Line Tag $nL = "<br />"; // Response generation function $response = ""; // Fuction to generate response function my_contact_form_generate_response($type, $message) { global $response; if($type == "success") $response = "<div class='success alert alert-success' role='alert' id='success-message'>{$message} <i class='glyphicon glyphicon-thumbs-up'></i></div>"; else $response = "<div class='error alert alert-danger' role='alert' id='error-message'>{$message} <i class='glyphicon glyphicon-thumbs-down'></i> </div>"; } // Response messages $missing_content = "Please supply all information."; $email_invalid = "Email Address Invalid."; $message_unsent = "Message was not sent. Try Again."; $message_sent = "Thanks! Your message has been sent."; // Define the fields we use, title => field name // This can be used to add fields into auto-validation below. $userVariables = [ 'First Name' => 'first_name', 'Last Name' => 'last_name', 'Phone' => 'phone', 'Email' => 'email', 'Comment' => 'comment' ]; // Instantiate variables for failed, successful validated fields $failedFields = []; $validFields = []; $failedKeys = []; //$errors = []; // Loop through each variable defined above, and check it's validity as a non-blank string. // If successful, add it to the message array and strip all tags for security, and trim whitespace if(!empty($_POST)) { foreach($userVariables as $title => $userField) { // If our field did not pass validation, we push to failedFields array if(!isset($_POST[$userField]) || !is_string($_POST[$userField]) || $_POST[$userField] == '') { $failedFields[] = $title; $failedKeys[] = $userField; } // If successful, add this to validFields array and trim/clean the content else { $validFields[$title] = trim(strip_tags(($_POST[$userField]))); } } } // If we have > 0 failed fields, we will send a error response to the form if(!empty($failedFields)) { // Concatenate message with failed fields in the message $failureMessage = "The following fields are required: " . implode(', ', $failedFields); my_contact_form_generate_response("error", $failureMessage); } // Create HTML message $message = '<html><head>'; // define the Google Font used in the message $message .='<style>@import url("https://fonts.googleapis.com/css?family=Open+Sans:400,600");</style>'; $message .='</head>'; $message .='<body style="font-family:Open Sans, sans-serif; font-weight:400;">'; $message .= "<h3>Message from contact form on" .get_bloginfo('name') ."</h3>"; $message .= '<table rules="all" style="border-color: #666;" cellpadding="10">'; // If we have valid fields listed above, we will concatenate a message for the email body then close the table, body, and html tags if(!empty($validFields)) { foreach($validFields as $title => $value) { $message .= "<tr style='background: #eee;'><td style='width:200px; font-family: Open Sans, sans-serif; margin: 0px; padding:8px; font-weight: 600;'>" . $title . ":</td><td style='font-family: Open Sans, sans-serif; margin: 0px; padding:8px; font-weight: 400;'>" . $value . "</td></tr>"; } } $message .= '</table></body></html>'; // end message /** * * Handle file attachment * */ if ( ! function_exists( 'wp_handle_upload' ) ) { require_once( ABSPATH . 'wp-admin/includes/file.php' ); } $uploadedFile = false; $movefile = false; if(isset($_FILES['attachmentFile'])) { $uploadedFile = $_FILES['attachmentFile']; //Get the uploaded file information $name_of_uploaded_file = basename($uploadedFile['name']); //get the file extension of the file $type_of_uploaded_file = substr($name_of_uploaded_file, strrpos($name_of_uploaded_file, '.') + 1); $size_of_uploaded_file = $uploadedFile["size"] / 1024; //size in KBs //Settings $max_allowed_file_size = 2000; // size in KB $allowed_extensions = array("jpg", "jpeg", "png", "pdf"); $upload_overrides = array( 'test_form' => false ); //Validations if($size_of_uploaded_file > $max_allowed_file_size ) { $failedKeys[] = 'attachmentFile'; my_contact_form_generate_response("error", "Size of file should be less than $max_allowed_file_size"); } //------ Validate the file extension $allowed_ext = false; for($i = 0; $i <sizeof($allowed_extensions); $i++) { if(strcasecmp($allowed_extensions[$i], $type_of_uploaded_file) == 0) { $allowed_ext = true; } } if(!$allowed_ext) { $failedKeys[] = 'attachmentFile'; my_contact_form_generate_response("error", "The uploaded file is not supported file type. Only the following file types are supported: ".implode(', ',$allowed_extensions)); } $movefile = wp_handle_upload($uploadedfile, $upload_overrides); var_dump($movefile); die(); if($movefile && ! isset( $movefile['error'] ) ) { $movefile['url']; } } // Mailer variables $to = get_option('admin_email'); $subject = "Message from contact form on ".get_bloginfo('name'); $headers = 'From: '. $email . "\r\n" . 'Reply-To: ' . $email . "\r\n"; $attachments = $movefile && isset($movefile['file']) ? array($movefile['file']) : false; if(empty($failedFields) && isset($_POST['gotcha']) && $_POST['gotcha'] == '') { // Add HTML response type support to the email add_filter('wp_mail_content_type',create_function('', 'return "text/html"; ')); // Create the message and send, returning success variable $sent = wp_mail($to, $subject, $message, $headers, isset($attachments) && is_array($attachments) && !empty($attachments) ? $attachments : []); // If successful, kick back success on form if($sent) { my_contact_form_generate_response("success", $message_sent); } // On failure, send error response back to the form else { my_contact_form_generate_response("error", $message_unsent); unlink( $movefile['file'] ); } } else if($_POST['submitted'] || !empty($failedFields)) { my_contact_form_generate_response("error", $failureMessage); } } ?> <!-- End Form Logic --> <?php get_header(); ?> <div id="main" class="clearfix wow fadeIn" role="main"> <div id="content"> <div class="container"> <div class="row"> <div class="col-sm-12"> <h1 class="page-title">Contact Us</h1> <div id="respond"> <?php echo $response; ?> <form class="form-horizontal well" action="<?php the_permalink(); ?>" method="post" id="contact_form" enctype="multipart/form-data"> <fieldset> <legend>Do you have questions, interested in a product or would like to inquire about delivery options?</legend> <p>Please fill out the contact form and we will get back to you ASAP!</p> <div class="col-sm-6"> <!-- Text input--> <div class="form-group <?php echo getErrorClass($failedKeys, 'first_name'); ?>"> <label class="control-label">First Name</label> <div class="input-group"> <span class="input-group-addon"><i class="glyphicon glyphicon-user"></i></span> <input name="first_name" placeholder="First Name" class="form-control" type="text" value="<?php echo esc_attr($_POST['first_name']); ?>" required> </div> </div> <!-- Text input--> <div class="form-group <?php echo getErrorClass($failedKeys, 'last_name'); ?>"> <label class="control-label">Last Name</label> <div class="input-group"> <span class="input-group-addon"><i class="glyphicon glyphicon-user"></i></span> <input name="last_name" placeholder="Last Name" class="form-control" type="text" value="<?php echo esc_attr($_POST['last_name']); ?>" required> </div> </div> </div><!--/.col--> <div class="col-sm-6"> <!-- Text input--> <div class="form-group <?php echo getErrorClass($failedKeys, 'email'); ?>"> <label class="control-label">E-Mail</label> <div class="input-group"> <span class="input-group-addon"><i class="glyphicon glyphicon-envelope"></i></span> <input name="email" placeholder="E-Mail Address" class="form-control" type="email" value="<?php echo esc_attr($_POST['email']); ?>" required> </div> </div> <!-- Text input--> <div class="form-group <?php echo getErrorClass($failedKeys, 'phone'); ?>"> <label class="control-label">Phone #</label> <div class="input-group"> <span class="input-group-addon"><i class="glyphicon glyphicon-earphone"></i></span> <input name="phone" placeholder="(855)555-1212" class="form-control" type="text" value="<?php echo esc_attr($_POST['phone']); ?>" required> </div> </div> </div><!--/.col--> <div class="col-sm-12"> <!-- Text area --> <div class="form-group <?php echo getErrorClass($failedKeys, 'comment'); ?>"> <label class="control-label">Your Message</label> <div class="input-group"> <span class="input-group-addon"><i class="glyphicon glyphicon-pencil"></i></span> <textarea class="form-control" name="comment" required><?php echo esc_textarea($_POST['comment']); ?></textarea> </div> </div> <div class="form-group <?php echo getErrorClass($failedKeys, 'file'); ?>"> <label class="control-label">Attach file</label> <input type="file" name="attachmentFile"> </div><!-- /.form-group --> <!--Anti-Spam Field--> <div class="form-group hidden" id="gotcha"> <label class="control-label">Leave this field empty</label> <div class="input-group"> <input name="gotcha" class="form-control" type="text"> </div> </div> <div class="form-group hidden"> <input type="hidden" name="submitted" value="1"> </div> <!-- Button --> <div class="form-group"> <button type="submit" class="btn btn-info">Send <span class="glyphicon glyphicon-send"></span> </button> </div> </div><!--/.col-md-8--> </fieldset> </form> <script> // Add/Remove Bootstrap "has-error" class from invalid fields on key-up and blur jQuery('#contact_form :input').keyup(function () { var formElement = jQuery(this); formGroup = formElement.closest('.form-group'); if(formGroup.hasClass('has-error') && jQuery.trim(formElement.val()).length) { formGroup.removeClass('has-error'); } }); jQuery('#contact_form :input').blur(function () { var formElement = jQuery(this); formGroup = formElement.closest('.form-group'); if(jQuery.trim(formElement.val()).length==0) { formGroup.addClass('has-error'); } }); </script> </div><!--/.respond--> </div><!--/.col--> </div><!-- /.row--> </div><!--/.container--> <?php if (have_posts()) : while (have_posts()) : the_post(); ?> <article id="post-<?php the_ID(); ?>" <?php post_class( 'clearfix'); ?> role="article"> <section class="post_content"> <?php the_content(); ?> </section><!-- end article header --> </article><!-- end article --> <?php endwhile; ?> <?php else : ?> <article id="post-not-found"> <div class="container"> <div class="row"> <div class="col-sm-12"> <header> <h1><?php _e("Not Found", "JD_BOOTSTRAP"); ?></h1> </header> <section class="post_content"> <p><?php _e("Sorry, but the requested resource was not found on this site.", "JD_BOOTSTRAP"); ?></p> </section> </div><!-- /.col-sm-12 --> </div><!-- /.row --> </div><!-- /.container --> </article> <?php endif; ?> </div><!-- /content --> </div><!-- /main --> <?php get_footer(); ?> 
