static function prepare_email()
{
// Send the email, etc.
self::$email_fields['full_message'] = self::$email_msg;
if ('true' == self::$form_options['email_html']) {
self::$email_msg = str_replace(array("\r\n", "\r", "\n"), "<br>", self::$email_msg);
self::$email_msg = '<html><body>' . self::$php_eol . self::$email_msg . '</body></html>' . self::$php_eol;
}
// wordwrap email message
self::$email_msg = wordwrap(self::$email_msg, 70, self::$php_eol);
// See if the email should be sent
$email_off = 0;
if (self::$form_options['redirect_enable'] == 'true' && self::$form_options['redirect_query'] == 'true' && self::$form_options['redirect_email_off'] == 'true') {
$email_off = 1;
}
if (self::$form_options['export_email_off'] == 'true') {
$email_off = 1;
}
if (self::$form_options['silent_send'] != 'off' && self::$form_options['silent_email_off'] == 'true') {
$email_off = 1;
}
$ctf_email_on_this_domain = self::$form_options['email_from'];
// optional
// ***** Prepare the email header *****
// *** From name and email
$no_name = 0;
if (empty(self::$email_fields['from_name'])) {
// if name field was disabled, the from name will be ~ because we don't know the users name.
self::$email_header['from_name'] = '~';
self::$email_fields['from_name'] = '~';
$no_name = 1;
} else {
self::$email_header['from_name'] = self::$email_fields['from_name'];
}
$no_email = 0;
if (empty(self::$email_fields['from_email'])) {
// if email field was disabled, the from email will be admin email because we don't know the users email.
self::$email_header['from_email'] = get_option('admin_email');
self::$email_fields['from_email'] = get_option('admin_email');
$no_email = 1;
} else {
self::$email_header['from_email'] = self::$email_fields['from_email'];
}
if (!empty($ctf_email_on_this_domain)) {
// Set the Return-path as specified in settings
if (!preg_match("/,/", $ctf_email_on_this_domain)) {
// just an email: user1@example.com
self::$email_fields['mail_sender'] = $ctf_email_on_this_domain;
if (self::$form_options['email_from_enforced'] == 'true') {
self::$email_header['from_email'] = $ctf_email_on_this_domain;
}
} else {
// name and email: webmaster,user1@example.com
list($key, $value) = explode(",", $ctf_email_on_this_domain);
$key = trim($key);
$value = trim($value);
self::$email_fields['mail_sender'] = $value;
if ($no_name) {
self::$email_header['from_name'] = $key;
}
if ($no_email || self::$form_options['email_from_enforced'] == 'true') {
self::$email_header['from_email'] = $value;
}
}
}
// hook for modifying the from_name and from_email
self::$email_fields['from_name'] = apply_filters('si_contact_from_name', self::$email_fields['from_name'], self::$form_id_num);
self::$email_fields['from_email'] = apply_filters('si_contact_from_email', self::$email_fields['from_email'], self::$form_id_num);
if (!$email_off) {
if ($no_name && self::$email_header['from_name'] == '~') {
// they had no name field
$header_php = 'From: ' . self::$email_header['from_email'] . ' <' . self::$email_header['from_email'] . ">\n";
} else {
$header_php = 'From: ' . self::$email_header['from_name'] . ' <' . self::$email_header['from_email'] . ">\n";
}
// header for php mail only
$header = '';
// for php mail and wp_mail
// *** To name and email, including cc and bcc
// process $mail_to user1@example.com,[cc]user2@example.com,[cc]user3@example.com,[bcc]user4@example.com,[bcc]user5@example.com
// some are cc, some are bcc
$mail_to_arr = explode(',', self::$email_fields['email_to']);
self::$email_fields['email_to'] = trim($mail_to_arr[0]);
unset($mail_to_arr[0]);
$ctf_email_address_cc = '';
// XXX add send a copy feature?
//This is a bit of a hack, but it will send a carbon copy to the sender:
// $ctf_email_address_cc .= "$email,";
$ctf_email_address_bcc = self::$form_options['email_bcc'];
if ($ctf_email_address_bcc != '') {
$ctf_email_address_bcc = $ctf_email_address_bcc . ',';
}
foreach ($mail_to_arr as $key => $this_mail_to) {
if (preg_match("/\\[bcc\\]/i", $this_mail_to)) {
$this_mail_to = str_replace('[bcc]', '', $this_mail_to);
$ctf_email_address_bcc .= "{$this_mail_to},";
} else {
$this_mail_to = str_replace('[cc]', '', $this_mail_to);
$ctf_email_address_cc .= "{$this_mail_to},";
}
}
if (!empty($ctf_email_address_cc)) {
$ctf_email_address_cc = rtrim($ctf_email_address_cc, ',');
$header .= "Cc: {$ctf_email_address_cc}\n";
}
if (!empty($ctf_email_address_bcc)) {
$ctf_email_address_bcc = rtrim($ctf_email_address_bcc, ',');
$header .= "Bcc: {$ctf_email_address_bcc}\n";
}
// *** Reply to and X-Sender
if (!empty(self::$form_options['email_reply_to'])) {
// custom reply_to
$header .= 'Reply-To: ' . self::$form_options['email_reply_to'] . "\n";
} else {
$header .= 'Reply-To: ' . self::$email_fields['from_email'] . "\n";
}
if ($ctf_email_on_this_domain != '') {
// Return-path address setting
$header .= 'X-Sender: ' . self::$email_fields['mail_sender'] . "\n";
$header .= 'Return-Path: ' . self::$email_fields['mail_sender'] . "\n";
}
// *** Email Subject
// subject can include posted data names feature:
if (self::$selected_subject != '') {
$subj = self::$form_options['email_subject'] . ' ' . self::$selected_subject;
} else {
if (isset(self::$form_data['subject']) && self::$form_data['subject'] != '') {
$subj = self::$form_options['email_subject'] . ' ' . self::$form_data['subject'];
} else {
$subj = self::$form_options['email_subject'];
}
}
// was not required, use the options
foreach (self::$email_fields as $key => $data) {
if (in_array($key, array('message', 'full_message', 'akismet'))) {
// disallow these
continue;
}
if (is_string($data)) {
$subj = str_replace('[' . $key . ']', $data, $subj);
}
}
$posted_form_name = self::$form_options['form_name'] != '' ? self::$form_options['form_name'] : sprintf(__('Form: %d', 'si-contact-form'), self::$form_id_num);
$subj = str_replace('[form_label]', $posted_form_name, $subj);
// filter hook for modifying the email subject(great for adding a ticket number)
$subj = apply_filters('si_contact_email_subject', $subj, self::$form_id_num);
if (!empty(self::$akismet_spam_subject)) {
// Akismet: Spam -
$subj = self::$akismet_spam_subject . $subj;
}
self::$email_fields['subject'] = $subj;
// ***** Send the email *****
// Send html email?
if (self::$form_options['email_html'] == 'true') {
$header .= 'Content-type: text/html; charset=' . get_option('blog_charset') . self::$php_eol;
} else {
$header .= 'Content-type: text/plain; charset=' . get_option('blog_charset') . self::$php_eol;
}
// filter hook for modifying the email header
$header = apply_filters('si_contact_email_header', $header, self::$form_id_num);
// not sure if this is needed because the From: header is always set
//@ini_set( 'sendmail_from', self::$email_fields['from_email'] );
/* print $header;
print '----';
print $header_php;
exit;*/
// Check for safe mode
$safe_mode = (bool) @ini_get('safe_mode') === false ? 0 : 1;
if (self::$form_options['php_mailer_enable'] == 'php') {
// sending with php mail
$header_php .= $header;
if ($ctf_email_on_this_domain != '' && !$safe_mode) {
// Pass the Return-Path via sendmail's -f command.
@mail(self::$email_fields['email_to'], self::$email_fields['subject'], self::$email_msg, $header_php, '-f ' . self::$email_fields['mail_sender']);
} else {
// the fifth parameter is not allowed in safe mode, and don't use it if Return-path address not set
@mail(self::$email_fields['email_to'], self::$email_fields['subject'], self::$email_msg, $header_php);
}
} else {
// sending with wp_mail
if ($no_name && self::$email_header['from_name'] == '~') {
self::$email_set_wp['from_name'] = self::$email_header['from_email'];
} else {
self::$email_set_wp['from_name'] = self::$email_header['from_name'];
}
add_filter('wp_mail_from_name', 'FSCF_Process::set_wp_from_name', 1);
self::$email_set_wp['from_email'] = self::$email_header['from_email'];
add_filter('wp_mail_from', 'FSCF_Process::set_wp_from_email', 1);
if ($ctf_email_on_this_domain != '') {
// Add an action on phpmailer_init to add Sender $this->si_contact_mail_sender for Return-path in wp_mail
// this helps spf checking when the Sender email address matches the site domain name
self::$email_set_wp['mail_sender'] = self::$email_fields['mail_sender'];
add_action('phpmailer_init', 'FSCF_Process::set_wp_mail_sender', 1);
}
$send_attachments = true;
//filter hook to disable emailing the attachment (useful for when email_keep_attachments is checked and you don't want it emailed).
$send_attachments = apply_filters('si_contact_send_attachments', $send_attachments, self::$form_id_num);
if (self::$uploaded_files && $send_attachments) {
$attach_this_mail = array();
foreach (self::$uploaded_files as $path) {
$attach_this_mail[] = $path;
}
@wp_mail(self::$email_fields['email_to'], self::$email_fields['subject'], self::$email_msg, $header, $attach_this_mail);
} else {
//echo 'header:'.$header.'<br>'.'to:'.self::$email_fields['email_to'].'<br>'.'subject:'.self::$email_fields['subject'].'<br>'.'message:'.self::$email_msg.'<br>';
@wp_mail(self::$email_fields['email_to'], self::$email_fields['subject'], self::$email_msg, $header);
}
}
}
// end if (!$email_off) {
// Confirmation email (used to be called "autoresponder")
if (self::$form_options['auto_respond_enable'] == 'true' && !$no_email && !empty(self::$form_options['auto_respond_subject']) && !empty(self::$form_options['auto_respond_message'])) {
$subj = self::$form_options['auto_respond_subject'];
$msg = self::$form_options['auto_respond_message'];
// self::$email_fields is an array of the form name value pairs
// autoresponder can include posted data, tags are set on form settings page
foreach (self::$email_fields as $key => $data) {
if (in_array($key, array('message', 'full_message', 'akismet'))) {
// disallow these
continue;
}
if (is_string($data)) {
$subj = str_replace('[' . $key . ']', $data, $subj);
$msg = str_replace('[' . $key . ']', $data, $msg);
}
}
$subj = str_replace('[form_label]', $posted_form_name, $subj);
// Remove all empty field tags unmatched in posted data (for the fields not required)
self::set_tags_array();
foreach (self::$av_tags_arr as $i) {
$msg = str_replace('[' . $i . "]\r\n", '', $msg);
$msg = str_replace('[' . $i . ']', '', $msg);
}
foreach (self::$av_tags_subj_arr as $i) {
$subj = str_replace('[' . $i . ']', '', $subj);
}
// wordwrap email message
$msg = wordwrap($msg, 70, self::$php_eol);
$header = '';
$header_php = '';
// Prepare the email header
$header_php = 'From: ' . self::$form_options['auto_respond_from_name'] . ' <' . self::$form_options['auto_respond_from_email'] . ">\n";
$header .= 'Reply-To: ' . self::$form_options['auto_respond_reply_to'] . "\n";
// $header .= 'X-Sender: ' . self::$form_options['auto_respond_from_email'] . "\n";
// $header .= 'Return-Path: ' . self::$form_options['auto_respond_from_email'] . "\n";
if ($ctf_email_on_this_domain != '') {
// Return-path address setting
$header .= 'X-Sender: ' . self::$email_fields['mail_sender'] . "\n";
$header .= 'Return-Path: ' . self::$email_fields['mail_sender'] . "\n";
}
if (self::$form_options['auto_respond_html'] == 'true') {
$header .= 'Content-type: text/html; charset=' . get_option('blog_charset') . self::$php_eol;
} else {
$header .= 'Content-type: text/plain; charset=' . get_option('blog_charset') . self::$php_eol;
}
// XXX some of this duplicate code. someday could make into send_email function
// XXX 09/01/2013 not sure if this is needed because the From: header is always set
//@ini_set( 'sendmail_from', self::$form_options['auto_respond_from_email'] );
if (self::$form_options['php_mailer_enable'] == 'php') {
// autoresponder sending with php
$header_php .= $header;
if ($ctf_email_on_this_domain != '' && !$safe_mode) {
// Pass the Return-Path via sendmail's -f command.
@mail(self::$email_fields['from_email'], $subj, $msg, $header_php, '-f ' . self::$email_fields['mail_sender']);
} else {
// the fifth parameter is not allowed in safe mode, and don't use it if Return-path address not set
@mail(self::$email_fields['from_email'], $subj, $msg, $header_php);
}
} else {
// autoresponder sending with wp_mail
self::$email_set_wp['from_name'] = self::$form_options['auto_respond_from_name'];
add_filter('wp_mail_from_name', 'FSCF_Process::set_wp_from_name', 1);
self::$email_set_wp['from_email'] = self::$form_options['auto_respond_from_email'];
add_filter('wp_mail_from', 'FSCF_Process::set_wp_from_email', 1);
@wp_mail(self::$email_fields['from_email'], $subj, $msg, $header);
}
}
// end if confirmation email (autoresponder)
// added optional condition for silent send
$silent_ok = 1;
if (!empty(self::$form_options['silent_conditional_field']) && !empty(self::$form_options['silent_conditional_value'])) {
if (isset(self::$email_fields[self::$form_options['silent_conditional_field']]) && self::$email_fields[self::$form_options['silent_conditional_field']] == self::$form_options['silent_conditional_value']) {
$silent_ok = 1;
} else {
$silent_ok = 0;
}
}
// filter hook for modifying the email_fields array
self::$email_fields = apply_filters('si_contact_email_fields_posted', self::$email_fields, self::$form_id_num);
// Silent sending?
if (self::$form_options['silent_send'] == 'get' && !empty(self::$form_options['silent_url']) && $silent_ok) {
// build query string
$query_string = self::export_convert(self::$email_fields, self::$form_options['silent_rename'], self::$form_options['silent_ignore'], self::$form_options['silent_add'], 'query');
//echo $query_string;
if (!preg_match("/\\?/", self::$form_options['silent_url'])) {
$silent_result = wp_remote_get(self::$form_options['silent_url'] . '?' . $query_string, array('timeout' => 20, 'sslverify' => false));
} else {
$silent_result = wp_remote_get(self::$form_options['silent_url'] . '&' . $query_string, array('timeout' => 20, 'sslverify' => false));
}
if (!is_wp_error($silent_result)) {
$silent_result = wp_remote_retrieve_body($silent_result);
}
//echo $silent_result;
}
if (self::$form_options['silent_send'] == 'post' && !empty(self::$form_options['silent_url']) && $silent_ok) {
// build post_array
$post_array = self::export_convert(self::$email_fields, self::$form_options['silent_rename'], self::$form_options['silent_ignore'], self::$form_options['silent_add'], 'array');
$silent_result = wp_remote_post(self::$form_options['silent_url'], array('body' => $post_array, 'timeout' => 20, 'sslverify' => false));
if (!is_wp_error($silent_result)) {
$silent_result = wp_remote_retrieve_body($silent_result);
}
//echo $silent_result;
}
// Export option
// filter posted data based on admin settings
$posted_data_export = self::export_convert(self::$email_fields, self::$form_options['export_rename'], self::$form_options['export_ignore'], self::$form_options['export_add'], 'array');
// hook for other plugins to use (just after message posted)
$fsctf_posted_data = (object) array('form_number' => self::$form_id_num, 'title' => self::$form_options['form_name'], 'posted_data' => $posted_data_export, 'uploaded_files' => (array) self::$uploaded_files);
do_action_ref_array('fsctf_mail_sent', array(&$fsctf_posted_data));
}
