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identity_save.php
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identity_save.php
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<?php
/**
+-----------------------------------------------------------------------+
| This file is part of the Roundcube Webmail client |
| |
| Copyright (C) The Roundcube Dev Team |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Save an identity record or to add a new one |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
*/
class rcmail_action_settings_identity_save extends rcmail_action
{
protected static $mode = self::MODE_HTTP;
/**
* Request handler.
*
* @param array $args Arguments from the previous step(s)
*/
public function run($args = [])
{
$rcmail = rcmail::get_instance();
$IDENTITIES_LEVEL = intval($rcmail->config->get('identities_level', 0));
$a_save_cols = ['name', 'email', 'organization', 'reply-to', 'bcc', 'standard', 'signature', 'html_signature'];
$a_boolean_cols = ['standard', 'html_signature'];
$updated = false;
// check input
if (empty($_POST['_email']) && ($IDENTITIES_LEVEL == 0 || $IDENTITIES_LEVEL == 2)) {
$rcmail->output->show_message('noemailwarning', 'warning');
$rcmail->overwrite_action('edit-identity');
return;
}
$save_data = [];
foreach ($a_save_cols as $col) {
$fname = '_'.$col;
if (isset($_POST[$fname])) {
$save_data[$col] = rcube_utils::get_input_value($fname, rcube_utils::INPUT_POST, true);
}
}
// set "off" values for checkboxes that were not checked, and therefore
// not included in the POST body.
foreach ($a_boolean_cols as $col) {
$fname = '_' . $col;
if (!isset($_POST[$fname])) {
$save_data[$col] = 0;
}
}
// make the identity a "default" if only one identity is allowed
if ($IDENTITIES_LEVEL > 1) {
$save_data['standard'] = 1;
}
// unset email address if user has no rights to change it
if ($IDENTITIES_LEVEL == 1 || $IDENTITIES_LEVEL == 3) {
unset($save_data['email']);
}
// unset all fields except signature
else if ($IDENTITIES_LEVEL == 4) {
foreach ($save_data as $idx => $value) {
if ($idx != 'signature' && $idx != 'html_signature') {
unset($save_data[$idx]);
}
}
}
// Validate e-mail addresses
$email_checks = [rcube_utils::idn_to_ascii($save_data['email'])];
foreach (['reply-to', 'bcc'] as $item) {
if (!empty($save_data[$item])) {
foreach (rcube_mime::decode_address_list($save_data[$item], null, false) as $rcpt) {
$email_checks[] = rcube_utils::idn_to_ascii($rcpt['mailto']);
}
}
}
foreach ($email_checks as $email) {
if ($email && !rcube_utils::check_email($email)) {
// show error message
$rcmail->output->show_message('emailformaterror', 'error', ['email' => rcube_utils::idn_to_utf8($email)], false);
$rcmail->overwrite_action('edit-identity');
return;
}
}
if (!empty($save_data['signature']) && !empty($save_data['html_signature'])) {
// replace uploaded images with data URIs
$save_data['signature'] = self::attach_images($save_data['signature']);
// XSS protection in HTML signature (#1489251)
$save_data['signature'] = self::wash_html($save_data['signature']);
// clear POST data of signature, we want to use safe content
// when the form is displayed again
unset($_POST['_signature']);
}
// update an existing identity
if (!empty($_POST['_iid'])) {
$iid = rcube_utils::get_input_value('_iid', rcube_utils::INPUT_POST);
if (in_array($IDENTITIES_LEVEL, [1, 3, 4])) {
// merge with old identity data, fixes #1488834
$identity = $rcmail->user->get_identity($iid);
$save_data = array_merge($identity, $save_data);
unset($save_data['changed'], $save_data['del'], $save_data['user_id'], $save_data['identity_id']);
}
$plugin = $rcmail->plugins->exec_hook('identity_update', ['id' => $iid, 'record' => $save_data]);
$save_data = $plugin['record'];
if ($save_data['email']) {
$save_data['email'] = rcube_utils::idn_to_ascii($save_data['email']);
}
if (!$plugin['abort']) {
$updated = $rcmail->user->update_identity($iid, $save_data);
}
else {
$updated = $plugin['result'];
}
if ($updated) {
$rcmail->output->show_message('successfullysaved', 'confirmation');
if (!empty($save_data['standard'])) {
$default_id = $iid;
}
// update the changed col in list
$name = $save_data['name'] . ' <' . rcube_utils::idn_to_utf8($save_data['email']) .'>';
$rcmail->output->command('parent.update_identity_row', $iid, rcube::Q(trim($name)));
}
else {
// show error message
$error = !empty($plugin['message']) ? $plugin['message'] : 'errorsaving';
$rcmail->output->show_message($error, 'error', null, false);
$rcmail->overwrite_action('edit-identity');
return;
}
}
// insert a new identity record
else if ($IDENTITIES_LEVEL < 2) {
if ($IDENTITIES_LEVEL == 1) {
$save_data['email'] = $rcmail->get_user_email();
}
$plugin = $rcmail->plugins->exec_hook('identity_create', ['record' => $save_data]);
$save_data = $plugin['record'];
if ($save_data['email']) {
$save_data['email'] = rcube_utils::idn_to_ascii($save_data['email']);
}
if (!$plugin['abort']) {
$insert_id = $save_data['email'] ? $rcmail->user->insert_identity($save_data) : null;
}
else {
$insert_id = $plugin['result'];
}
if ($insert_id) {
$rcmail->plugins->exec_hook('identity_create_after', ['id' => $insert_id, 'record' => $save_data]);
$rcmail->output->show_message('successfullysaved', 'confirmation', null, false);
$_GET['_iid'] = $insert_id;
if (!empty($save_data['standard'])) {
$default_id = $insert_id;
}
// add a new row to the list
$name = $save_data['name'] . ' <' . rcube_utils::idn_to_utf8($save_data['email']) .'>';
$rcmail->output->command('parent.update_identity_row', $insert_id, rcube::Q(trim($name)), true);
}
else {
// show error message
$error = !empty($plugin['message']) ? $plugin['message'] : 'errorsaving';
$rcmail->output->show_message($error, 'error', null, false);
$rcmail->overwrite_action('edit-identity');
return;
}
}
else {
$rcmail->output->show_message('opnotpermitted', 'error');
}
// mark all other identities as 'not-default'
if (!empty($default_id)) {
$rcmail->user->set_default($default_id);
}
// go to next step
$rcmail->overwrite_action('edit-identity');
}
/**
* Attach uploaded images into signature as data URIs
*/
public static function attach_images($html)
{
$rcmail = rcmail::get_instance();
$offset = 0;
$regexp = '/\s(poster|src)\s*=\s*[\'"]*\S+upload-display\S+file=rcmfile(\w+)[\s\'"]*/';
while (preg_match($regexp, $html, $matches, 0, $offset)) {
$file_id = $matches[2];
$data_uri = ' ';
if ($file_id && !empty($_SESSION['identity']['files'][$file_id])) {
$file = $_SESSION['identity']['files'][$file_id];
$file = $rcmail->plugins->exec_hook('attachment_get', $file);
$data_uri .= 'src="data:' . $file['mimetype'] . ';base64,';
$data_uri .= base64_encode($file['data'] ?: file_get_contents($file['path']));
$data_uri .= '" ';
}
$html = str_replace($matches[0], $data_uri, $html);
$offset += strlen($data_uri) - strlen($matches[0]) + 1;
}
return $html;
}
/**
* Sanity checks/cleanups on HTML body of signature
*/
public static function wash_html($html)
{
// Add header with charset spec., washtml cannot work without that
$html = '<html><head>'
. '<meta http-equiv="Content-Type" content="text/html; charset='.RCUBE_CHARSET.'" />'
. '</head><body>' . $html . '</body></html>';
// clean HTML with washhtml by Frederic Motte
$wash_opts = [
'show_washed' => false,
'allow_remote' => 1,
'charset' => RCUBE_CHARSET,
'html_elements' => ['body', 'link'],
'html_attribs' => ['rel', 'type'],
];
// initialize HTML washer
$washer = new rcube_washtml($wash_opts);
// Remove non-UTF8 characters (#1487813)
$html = rcube_charset::clean($html);
$html = $washer->wash($html);
// remove unwanted comments and tags (produced by washtml)
$html = preg_replace(['/<!--[^>]+-->/', '/<\/?body>/'], '', $html);
return $html;
}
}

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