File "class-wc-email.php"
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<?php
if (!defined('ABSPATH')) {
exit;
}
if (class_exists('WC_Email', false)) {
return;
}
class WC_Email extends WC_Settings_API
{
public $id;
public $title;
public $enabled;
public $description;
public $heading = '';
public $subject = '';
public $template_plain;
public $template_html;
public $template_base;
public $recipient;
public $object;
public $mime_boundary;
public $mime_boundary_header;
public $sending;
protected $manual = false;
protected $customer_email = false;
public $plain_search = array("/\r/", '/&(nbsp|#0*160);/i', '/&(quot|rdquo|ldquo|#0*8220|#0*8221|#0*147|#0*148);/i', '/&(apos|rsquo|lsquo|#0*8216|#0*8217);/i', '/>/i', '/</i', '/�*38;/i', '/&/i', '/&(copy|#0*169);/i', '/&(trade|#0*8482|#0*153);/i', '/&(reg|#0*174);/i', '/&(mdash|#0*151|#0*8212);/i', '/&(ndash|minus|#0*8211|#0*8722);/i', '/&(bull|#0*149|#0*8226);/i', '/&(pound|#0*163);/i', '/&(euro|#0*8364);/i', '/&(dollar|#0*36);/i', '/&[^&\\s;]+;/i', '/[ ]{2,}/');
public $plain_replace = array('', ' ', '"', "'", '>', '<', '&', '&', '(c)', '(tm)', '(R)', '--', '-', '*', '£', 'EUR', '$', '', ' ');
protected $placeholders = array();
public $find = array();
public $replace = array();
public function __construct()
{
$this->placeholders = array_merge(array('{site_title}' => $this->get_blogname(), '{site_address}' => wp_parse_url(home_url(), PHP_URL_HOST), '{site_url}' => wp_parse_url(home_url(), PHP_URL_HOST)), $this->placeholders);
$this->init_form_fields();
$this->init_settings();
if (is_null($this->template_base)) {
$this->template_base = WC()->plugin_path() . '/templates/';
}
$this->email_type = $this->get_option('email_type');
$this->enabled = $this->get_option('enabled');
add_action('phpmailer_init', array($this, 'handle_multipart'));
add_action('woocommerce_update_options_email_' . $this->id, array($this, 'process_admin_options'));
}
public function handle_multipart($mailer)
{
if ($this->sending && 'multipart' === $this->get_email_type()) {
$mailer->AltBody = wordwrap(preg_replace($this->plain_search, $this->plain_replace, wp_strip_all_tags($this->get_content_plain())));
$this->sending = false;
}
return $mailer;
}
public function format_string($string)
{
$find = array_keys($this->placeholders);
$replace = array_values($this->placeholders);
$find = array_merge((array) $this->find, $find);
$replace = array_merge((array) $this->replace, $replace);
$find[] = '{blogname}';
$replace[] = $this->get_blogname();
if (has_filter('woocommerce_email_format_string_replace') || has_filter('woocommerce_email_format_string_find')) {
$legacy_find = $this->find;
$legacy_replace = $this->replace;
foreach ($this->placeholders as $find => $replace) {
$legacy_key = sanitize_title(str_replace('_', '-', trim($find, '{}')));
$legacy_find[$legacy_key] = $find;
$legacy_replace[$legacy_key] = $replace;
}
$string = str_replace(apply_filters('woocommerce_email_format_string_find', $legacy_find, $this), apply_filters('woocommerce_email_format_string_replace', $legacy_replace, $this), $string);
}
return apply_filters('woocommerce_email_format_string', str_replace($find, $replace, $string), $this);
}
public function setup_locale()
{
if ($this->is_customer_email() && apply_filters('woocommerce_email_setup_locale', true)) {
wc_switch_to_site_locale();
}
}
public function restore_locale()
{
if ($this->is_customer_email() && apply_filters('woocommerce_email_restore_locale', true)) {
wc_restore_locale();
}
}
public function get_default_subject()
{
return $this->subject;
}
public function get_default_heading()
{
return $this->heading;
}
public function get_default_additional_content()
{
return '';
}
public function get_additional_content()
{
$content = $this->get_option('additional_content', '');
return apply_filters('woocommerce_email_additional_content_' . $this->id, $this->format_string($content), $this->object, $this);
}
public function get_subject()
{
return apply_filters('woocommerce_email_subject_' . $this->id, $this->format_string($this->get_option('subject', $this->get_default_subject())), $this->object, $this);
}
public function get_heading()
{
return apply_filters('woocommerce_email_heading_' . $this->id, $this->format_string($this->get_option('heading', $this->get_default_heading())), $this->object, $this);
}
public function get_recipient()
{
$recipient = apply_filters('woocommerce_email_recipient_' . $this->id, $this->recipient, $this->object, $this);
$recipients = array_map('trim', explode(',', $recipient));
$recipients = array_filter($recipients, 'is_email');
return implode(', ', $recipients);
}
public function get_headers()
{
$header = 'Content-Type: ' . $this->get_content_type() . "\r\n";
if (in_array($this->id, array('new_order', 'cancelled_order', 'failed_order'), true)) {
if ($this->object && $this->object->get_billing_email() && ($this->object->get_billing_first_name() || $this->object->get_billing_last_name())) {
$header .= 'Reply-to: ' . $this->object->get_billing_first_name() . ' ' . $this->object->get_billing_last_name() . ' <' . $this->object->get_billing_email() . ">\r\n";
}
} elseif ($this->get_from_address() && $this->get_from_name()) {
$header .= 'Reply-to: ' . $this->get_from_name() . ' <' . $this->get_from_address() . ">\r\n";
}
return apply_filters('woocommerce_email_headers', $header, $this->id, $this->object, $this);
}
public function get_attachments()
{
return apply_filters('woocommerce_email_attachments', array(), $this->id, $this->object, $this);
}
public function get_email_type()
{
return $this->email_type && class_exists('DOMDocument') ? $this->email_type : 'plain';
}
public function get_content_type($default_content_type = '')
{
switch ($this->get_email_type()) {
case 'html':
$content_type = 'text/html';
break;
case 'multipart':
$content_type = 'multipart/alternative';
break;
default:
$content_type = 'text/plain';
break;
}
return apply_filters('woocommerce_email_content_type', $content_type, $this, $default_content_type);
}
public function get_title()
{
return apply_filters('woocommerce_email_title', $this->title, $this);
}
public function get_description()
{
return apply_filters('woocommerce_email_description', $this->description, $this);
}
public function get_option($key, $empty_value = null)
{
$value = parent::get_option($key, $empty_value);
return apply_filters('woocommerce_email_get_option', $value, $this, $value, $key, $empty_value);
}
public function is_enabled()
{
return apply_filters('woocommerce_email_enabled_' . $this->id, 'yes' === $this->enabled, $this->object, $this);
}
public function is_manual()
{
return $this->manual;
}
public function is_customer_email()
{
return $this->customer_email;
}
public function get_blogname()
{
return wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);
}
public function get_content()
{
$this->sending = true;
if ('plain' === $this->get_email_type()) {
$email_content = wordwrap(preg_replace($this->plain_search, $this->plain_replace, wp_strip_all_tags($this->get_content_plain())), 70);
} else {
$email_content = $this->get_content_html();
}
return $email_content;
}
public function style_inline($content)
{
if (in_array($this->get_content_type(), array('text/html', 'multipart/alternative'), true)) {
ob_start();
wc_get_template('emails/email-styles.php');
$css = apply_filters('woocommerce_email_styles', ob_get_clean(), $this);
$emogrifier_class = 'Pelago\\Emogrifier';
if ($this->supports_emogrifier() && class_exists($emogrifier_class)) {
try {
$emogrifier = new $emogrifier_class($content, $css);
do_action('woocommerce_emogrifier', $emogrifier, $this);
$content = $emogrifier->emogrify();
$html_prune = \Pelago\Emogrifier\HtmlProcessor\HtmlPruner::fromHtml($content);
$html_prune->removeElementsWithDisplayNone();
$content = $html_prune->render();
} catch (Exception $e) {
$logger = wc_get_logger();
$logger->error($e->getMessage(), array('source' => 'emogrifier'));
}
} else {
$content = '<style type="text/css">' . $css . '</style>' . $content;
}
}
return $content;
}
protected function supports_emogrifier()
{
return class_exists('DOMDocument');
}
public function get_content_plain()
{
return '';
}
public function get_content_html()
{
return '';
}
public function get_from_name($from_name = '')
{
$from_name = apply_filters('woocommerce_email_from_name', get_option('woocommerce_email_from_name'), $this, $from_name);
return wp_specialchars_decode(esc_html($from_name), ENT_QUOTES);
}
public function get_from_address($from_email = '')
{
$from_email = apply_filters('woocommerce_email_from_address', get_option('woocommerce_email_from_address'), $this, $from_email);
return sanitize_email($from_email);
}
public function send($to, $subject, $message, $headers, $attachments)
{
add_filter('wp_mail_from', array($this, 'get_from_address'));
add_filter('wp_mail_from_name', array($this, 'get_from_name'));
add_filter('wp_mail_content_type', array($this, 'get_content_type'));
$message = apply_filters('woocommerce_mail_content', $this->style_inline($message));
$mail_callback = apply_filters('woocommerce_mail_callback', 'wp_mail', $this);
$mail_callback_params = apply_filters('woocommerce_mail_callback_params', array($to, $subject, $message, $headers, $attachments), $this);
$return = $mail_callback(...$mail_callback_params);
remove_filter('wp_mail_from', array($this, 'get_from_address'));
remove_filter('wp_mail_from_name', array($this, 'get_from_name'));
remove_filter('wp_mail_content_type', array($this, 'get_content_type'));
do_action('woocommerce_email_sent', $return, $this->id, $this);
return $return;
}
public function init_form_fields()
{
$placeholder_text = sprintf(__('Available placeholders: %s', 'woocommerce'), '<code>' . esc_html(implode('</code>, <code>', array_keys($this->placeholders))) . '</code>');
$this->form_fields = array('enabled' => array('title' => __('Enable/Disable', 'woocommerce'), 'type' => 'checkbox', 'label' => __('Enable this email notification', 'woocommerce'), 'default' => 'yes'), 'subject' => array('title' => __('Subject', 'woocommerce'), 'type' => 'text', 'desc_tip' => true, 'description' => $placeholder_text, 'placeholder' => $this->get_default_subject(), 'default' => ''), 'heading' => array('title' => __('Email heading', 'woocommerce'), 'type' => 'text', 'desc_tip' => true, 'description' => $placeholder_text, 'placeholder' => $this->get_default_heading(), 'default' => ''), 'additional_content' => array('title' => __('Additional content', 'woocommerce'), 'description' => __('Text to appear below the main email content.', 'woocommerce') . ' ' . $placeholder_text, 'css' => 'width:400px; height: 75px;', 'placeholder' => __('N/A', 'woocommerce'), 'type' => 'textarea', 'default' => $this->get_default_additional_content(), 'desc_tip' => true), 'email_type' => array('title' => __('Email type', 'woocommerce'), 'type' => 'select', 'description' => __('Choose which format of email to send.', 'woocommerce'), 'default' => 'html', 'class' => 'email_type wc-enhanced-select', 'options' => $this->get_email_type_options(), 'desc_tip' => true));
}
public function get_email_type_options()
{
$types = array('plain' => __('Plain text', 'woocommerce'));
if (class_exists('DOMDocument')) {
$types['html'] = __('HTML', 'woocommerce');
$types['multipart'] = __('Multipart', 'woocommerce');
}
return $types;
}
public function process_admin_options()
{
parent::process_admin_options();
$post_data = $this->get_post_data();
if (isset($post_data['template_html_code'])) {
$this->save_template($post_data['template_html_code'], $this->template_html);
}
if (isset($post_data['template_plain_code'])) {
$this->save_template($post_data['template_plain_code'], $this->template_plain);
}
}
public function get_template($type)
{
$type = basename($type);
if ('template_html' === $type) {
return $this->template_html;
} elseif ('template_plain' === $type) {
return $this->template_plain;
}
return '';
}
protected function save_template($template_code, $template_path)
{
if (current_user_can('edit_themes') && !empty($template_code) && !empty($template_path)) {
$saved = false;
$file = get_stylesheet_directory() . '/' . WC()->template_path() . $template_path;
$code = wp_unslash($template_code);
if (is_writeable($file)) {
$f = fopen($file, 'w+');
if (false !== $f) {
fwrite($f, $code);
fclose($f);
$saved = true;
}
}
if (!$saved) {
$redirect = add_query_arg('wc_error', rawurlencode(__('Could not write to template file.', 'woocommerce')));
wp_safe_redirect($redirect);
exit;
}
}
}
public function get_theme_template_file($template)
{
return get_stylesheet_directory() . '/' . apply_filters('woocommerce_template_directory', 'woocommerce', $template) . '/' . $template;
}
protected function move_template_action($template_type)
{
$template = $this->get_template($template_type);
if (!empty($template)) {
$theme_file = $this->get_theme_template_file($template);
if (wp_mkdir_p(dirname($theme_file)) && !file_exists($theme_file)) {
$core_file = $this->template_base . $template;
$template_file = apply_filters('woocommerce_locate_core_template', $core_file, $template, $this->template_base, $this->id);
copy($template_file, $theme_file);
do_action('woocommerce_copy_email_template', $template_type, $this);
?>
<div class="updated">
<p><?php
echo esc_html__('Template file copied to theme.', 'woocommerce');
?></p>
</div>
<?php
}
}
}
protected function delete_template_action($template_type)
{
$template = $this->get_template($template_type);
if ($template) {
if (!empty($template)) {
$theme_file = $this->get_theme_template_file($template);
if (file_exists($theme_file)) {
unlink($theme_file);
do_action('woocommerce_delete_email_template', $template_type, $this);
?>
<div class="updated">
<p><?php
echo esc_html__('Template file deleted from theme.', 'woocommerce');
?></p>
</div>
<?php
}
}
}
}
protected function admin_actions()
{
if ((!empty($this->template_html) || !empty($this->template_plain)) && (!empty($_GET['move_template']) || !empty($_GET['delete_template'])) && 'GET' === $_SERVER['REQUEST_METHOD']) {
if (empty($_GET['_wc_email_nonce']) || !wp_verify_nonce(wc_clean(wp_unslash($_GET['_wc_email_nonce'])), 'woocommerce_email_template_nonce')) {
wp_die(esc_html__('Action failed. Please refresh the page and retry.', 'woocommerce'));
}
if (!current_user_can('edit_themes')) {
wp_die(esc_html__('You don’t have permission to do this.', 'woocommerce'));
}
if (!empty($_GET['move_template'])) {
$this->move_template_action(wc_clean(wp_unslash($_GET['move_template'])));
}
if (!empty($_GET['delete_template'])) {
$this->delete_template_action(wc_clean(wp_unslash($_GET['delete_template'])));
}
}
}
public function admin_options()
{
$this->admin_actions();
?>
<h2><?php
echo esc_html($this->get_title());
?> <?php
wc_back_link(__('Return to emails', 'woocommerce'), admin_url('admin.php?page=wc-settings&tab=email'));
?></h2>
<?php
echo wpautop(wp_kses_post($this->get_description()));
?>
<?php
do_action('woocommerce_email_settings_before', $this);
?>
<table class="form-table">
<?php
$this->generate_settings_html();
?>
</table>
<?php
do_action('woocommerce_email_settings_after', $this);
?>
<?php
if (current_user_can('edit_themes') && (!empty($this->template_html) || !empty($this->template_plain))) {
?>
<div id="template">
<?php
$templates = array('template_html' => __('HTML template', 'woocommerce'), 'template_plain' => __('Plain text template', 'woocommerce'));
foreach ($templates as $template_type => $title) {
$template = $this->get_template($template_type);
if (empty($template)) {
continue;
}
$local_file = $this->get_theme_template_file($template);
$core_file = $this->template_base . $template;
$template_file = apply_filters('woocommerce_locate_core_template', $core_file, $template, $this->template_base, $this->id);
$template_dir = apply_filters('woocommerce_template_directory', 'woocommerce', $template);
?>
<div class="template <?php
echo esc_attr($template_type);
?>">
<h4><?php
echo wp_kses_post($title);
?></h4>
<?php
if (file_exists($local_file)) {
?>
<p>
<a href="#" class="button toggle_editor"></a>
<?php
if (is_writable($local_file)) {
?>
<a href="<?php
echo esc_url(wp_nonce_url(remove_query_arg(array('move_template', 'saved'), add_query_arg('delete_template', $template_type)), 'woocommerce_email_template_nonce', '_wc_email_nonce'));
?>" class="delete_template button">
<?php
esc_html_e('Delete template file', 'woocommerce');
?>
</a>
<?php
}
?>
<?php
printf(esc_html__('This template has been overridden by your theme and can be found in: %s.', 'woocommerce'), '<code>' . esc_html(trailingslashit(basename(get_stylesheet_directory())) . $template_dir . '/' . $template) . '</code>');
?>
</p>
<div class="editor" style="display:none">
<textarea class="code" cols="25" rows="20"
<?php
if (!is_writable($local_file)) {
?>
readonly="readonly" disabled="disabled"
<?php
} else {
?>
data-name="<?php
echo esc_attr($template_type) . '_code';
?>"<?php
}
?>><?php
echo esc_html(file_get_contents($local_file));
?></textarea>
</div>
<?php
} elseif (file_exists($template_file)) {
?>
<p>
<a href="#" class="button toggle_editor"></a>
<?php
$emails_dir = get_stylesheet_directory() . '/' . $template_dir . '/emails';
$templates_dir = get_stylesheet_directory() . '/' . $template_dir;
$theme_dir = get_stylesheet_directory();
if (is_dir($emails_dir)) {
$target_dir = $emails_dir;
} elseif (is_dir($templates_dir)) {
$target_dir = $templates_dir;
} else {
$target_dir = $theme_dir;
}
if (is_writable($target_dir)) {
?>
<a href="<?php
echo esc_url(wp_nonce_url(remove_query_arg(array('delete_template', 'saved'), add_query_arg('move_template', $template_type)), 'woocommerce_email_template_nonce', '_wc_email_nonce'));
?>" class="button">
<?php
esc_html_e('Copy file to theme', 'woocommerce');
?>
</a>
<?php
}
?>
<?php
printf(esc_html__('To override and edit this email template copy %1$s to your theme folder: %2$s.', 'woocommerce'), '<code>' . esc_html(plugin_basename($template_file)) . '</code>', '<code>' . esc_html(trailingslashit(basename(get_stylesheet_directory())) . $template_dir . '/' . $template) . '</code>');
?>
</p>
<div class="editor" style="display:none">
<textarea class="code" readonly="readonly" disabled="disabled" cols="25" rows="20"><?php
echo esc_html(file_get_contents($template_file));
?></textarea>
</div>
<?php
} else {
?>
<p><?php
esc_html_e('File was not found.', 'woocommerce');
?></p>
<?php
}
?>
</div>
<?php
}
?>
</div>
<?php
wc_enqueue_js("jQuery( 'select.email_type' ).on( 'change', function() {\n\n\t\t\t\t\tvar val = jQuery( this ).val();\n\n\t\t\t\t\tjQuery( '.template_plain, .template_html' ).show();\n\n\t\t\t\t\tif ( val != 'multipart' && val != 'html' ) {\n\t\t\t\t\t\tjQuery('.template_html').hide();\n\t\t\t\t\t}\n\n\t\t\t\t\tif ( val != 'multipart' && val != 'plain' ) {\n\t\t\t\t\t\tjQuery('.template_plain').hide();\n\t\t\t\t\t}\n\n\t\t\t\t}).trigger( 'change' );\n\n\t\t\t\tvar view = '" . esc_js(__('View template', 'woocommerce')) . "';\n\t\t\t\tvar hide = '" . esc_js(__('Hide template', 'woocommerce')) . "';\n\n\t\t\t\tjQuery( 'a.toggle_editor' ).text( view ).on( 'click', function() {\n\t\t\t\t\tvar label = hide;\n\n\t\t\t\t\tif ( jQuery( this ).closest(' .template' ).find( '.editor' ).is(':visible') ) {\n\t\t\t\t\t\tvar label = view;\n\t\t\t\t\t}\n\n\t\t\t\t\tjQuery( this ).text( label ).closest(' .template' ).find( '.editor' ).slideToggle();\n\t\t\t\t\treturn false;\n\t\t\t\t} );\n\n\t\t\t\tjQuery( 'a.delete_template' ).on( 'click', function() {\n\t\t\t\t\tif ( window.confirm('" . esc_js(__('Are you sure you want to delete this template file?', 'woocommerce')) . "') ) {\n\t\t\t\t\t\treturn true;\n\t\t\t\t\t}\n\n\t\t\t\t\treturn false;\n\t\t\t\t});\n\n\t\t\t\tjQuery( '.editor textarea' ).on( 'change', function() {\n\t\t\t\t\tvar name = jQuery( this ).attr( 'data-name' );\n\n\t\t\t\t\tif ( name ) {\n\t\t\t\t\t\tjQuery( this ).attr( 'name', name );\n\t\t\t\t\t}\n\t\t\t\t});");
}
}
}