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89 lines
3.2 KiB
PHP
89 lines
3.2 KiB
PHP
<?php
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/**
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+-------------------------------------------------------------------------+
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| Signature class for the Enigma Plugin |
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| Copyright (C) The Roundcube Dev Team |
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| Licensed under the GNU General Public License version 3 or |
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| any later version with exceptions for skins & plugins. |
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| See the README file for a full license statement. |
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+-------------------------------------------------------------------------+
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| Author: Aleksander Machniak <alec@alec.pl> |
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+-------------------------------------------------------------------------+
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*/
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class enigma_signature
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{
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public $id;
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public $valid;
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public $fingerprint;
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public $created;
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public $expires;
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public $name;
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public $comment;
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public $email;
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// Set it to true if signature is valid, but part of the message
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// was out of the signed block
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public $partial;
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/**
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* Find key user id matching the email message sender
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*
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* @param enigma_engine $engine Enigma engine
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* @param rcube_message $message Message object
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* @param string $part_id Message part identifier
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*
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* @return string User identifier (name + email)
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*/
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public function get_sender($engine, $message, $part_id = null)
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{
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if (!$this->email) {
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return $this->name;
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}
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if ($this->fingerprint && ($key = $engine->get_key($this->fingerprint))) {
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$from = $message->headers->from;
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$charset = $message->charset;
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// Get From: header from the parent part, if it's a forwarded message
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if ($part_id && strpos($part_id, '.') !== false) {
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$level = explode('.', $part_id);
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$parts = $message->mime_parts();
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while (array_pop($level) !== null) {
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$parent = join('.', $level);
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if ($parts[$parent] && $parts[$parent]->mimetype == 'message/rfc822') {
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$from = $parts[$parent]->headers['from'];
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$charset = $parts[$parent]->charset;
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break;
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}
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}
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}
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$from = rcube_mime::decode_address_list($from, 1, true, $charset);
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$from = (array) $from[1];
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if (!empty($from)) {
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// Compare name and email
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foreach ($key->users as $user) {
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if ($user->name == $from['name'] && $user->email == $from['mailto']) {
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return sprintf('%s <%s>', $user->name, $user->email);
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}
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}
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// Compare only email
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foreach ($key->users as $user) {
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if ($user->email === $from['mailto']) {
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return sprintf('%s <%s>', $this->name, $user->email);
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}
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}
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}
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}
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return sprintf('%s <%s>', $this->name, $this->email);
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}
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}
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