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authorthomascube <thomas@roundcube.net>2012-03-31 12:25:48 +0000
committerthomascube <thomas@roundcube.net>2012-03-31 12:25:48 +0000
commit48e9c14ebded89d858c8be0333f77f77a81b0877 (patch)
treee97fd2ea338eea2dbe5f3fb7431e73f44cb8bf18 /plugins/enigma/lib/Crypt/GPG/VerifyStatusHandler.php
parent13db9ee199b0a452a6efaf09e6f7c5a76f739ef5 (diff)
Move plugins repository into roundcubemail root folder; svn:externals are not defined anymore
Diffstat (limited to 'plugins/enigma/lib/Crypt/GPG/VerifyStatusHandler.php')
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+<?php
+
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+
+/**
+ * Crypt_GPG is a package to use GPG from PHP
+ *
+ * This file contains an object that handles GPG's status output for the verify
+ * operation.
+ *
+ * PHP version 5
+ *
+ * LICENSE:
+ *
+ * This library is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of the
+ * License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * @category Encryption
+ * @package Crypt_GPG
+ * @author Michael Gauthier <mike@silverorange.com>
+ * @copyright 2008 silverorange
+ * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
+ * @version CVS: $Id: VerifyStatusHandler.php 302908 2010-08-31 03:56:54Z gauthierm $
+ * @link http://pear.php.net/package/Crypt_GPG
+ * @link http://www.gnupg.org/
+ */
+
+/**
+ * Signature object class definition
+ */
+require_once 'Crypt/GPG/Signature.php';
+
+/**
+ * Status line handler for the verify operation
+ *
+ * This class is used internally by Crypt_GPG and does not need be used
+ * directly. See the {@link Crypt_GPG} class for end-user API.
+ *
+ * This class is responsible for building signature objects that are returned
+ * by the {@link Crypt_GPG::verify()} method. See <b>doc/DETAILS</b> in the
+ * {@link http://www.gnupg.org/download/ GPG distribution} for detailed
+ * information on GPG's status output for the verify operation.
+ *
+ * @category Encryption
+ * @package Crypt_GPG
+ * @author Michael Gauthier <mike@silverorange.com>
+ * @copyright 2008 silverorange
+ * @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
+ * @link http://pear.php.net/package/Crypt_GPG
+ * @link http://www.gnupg.org/
+ */
+class Crypt_GPG_VerifyStatusHandler
+{
+ // {{{ protected properties
+
+ /**
+ * The current signature id
+ *
+ * Ths signature id is emitted by GPG before the new signature line so we
+ * must remember it temporarily.
+ *
+ * @var string
+ */
+ protected $signatureId = '';
+
+ /**
+ * List of parsed {@link Crypt_GPG_Signature} objects
+ *
+ * @var array
+ */
+ protected $signatures = array();
+
+ /**
+ * Array index of the current signature
+ *
+ * @var integer
+ */
+ protected $index = -1;
+
+ // }}}
+ // {{{ handle()
+
+ /**
+ * Handles a status line
+ *
+ * @param string $line the status line to handle.
+ *
+ * @return void
+ */
+ public function handle($line)
+ {
+ $tokens = explode(' ', $line);
+ switch ($tokens[0]) {
+ case 'GOODSIG':
+ case 'EXPSIG':
+ case 'EXPKEYSIG':
+ case 'REVKEYSIG':
+ case 'BADSIG':
+ $signature = new Crypt_GPG_Signature();
+
+ // if there was a signature id, set it on the new signature
+ if ($this->signatureId != '') {
+ $signature->setId($this->signatureId);
+ $this->signatureId = '';
+ }
+
+ // Detect whether fingerprint or key id was returned and set
+ // signature values appropriately. Key ids are strings of either
+ // 16 or 8 hexadecimal characters. Fingerprints are strings of 40
+ // hexadecimal characters. The key id is the last 16 characters of
+ // the key fingerprint.
+ if (strlen($tokens[1]) > 16) {
+ $signature->setKeyFingerprint($tokens[1]);
+ $signature->setKeyId(substr($tokens[1], -16));
+ } else {
+ $signature->setKeyId($tokens[1]);
+ }
+
+ // get user id string
+ $string = implode(' ', array_splice($tokens, 2));
+ $string = rawurldecode($string);
+
+ $signature->setUserId(Crypt_GPG_UserId::parse($string));
+
+ $this->index++;
+ $this->signatures[$this->index] = $signature;
+ break;
+
+ case 'ERRSIG':
+ $signature = new Crypt_GPG_Signature();
+
+ // if there was a signature id, set it on the new signature
+ if ($this->signatureId != '') {
+ $signature->setId($this->signatureId);
+ $this->signatureId = '';
+ }
+
+ // Detect whether fingerprint or key id was returned and set
+ // signature values appropriately. Key ids are strings of either
+ // 16 or 8 hexadecimal characters. Fingerprints are strings of 40
+ // hexadecimal characters. The key id is the last 16 characters of
+ // the key fingerprint.
+ if (strlen($tokens[1]) > 16) {
+ $signature->setKeyFingerprint($tokens[1]);
+ $signature->setKeyId(substr($tokens[1], -16));
+ } else {
+ $signature->setKeyId($tokens[1]);
+ }
+
+ $this->index++;
+ $this->signatures[$this->index] = $signature;
+
+ break;
+
+ case 'VALIDSIG':
+ if (!array_key_exists($this->index, $this->signatures)) {
+ break;
+ }
+
+ $signature = $this->signatures[$this->index];
+
+ $signature->setValid(true);
+ $signature->setKeyFingerprint($tokens[1]);
+
+ if (strpos($tokens[3], 'T') === false) {
+ $signature->setCreationDate($tokens[3]);
+ } else {
+ $signature->setCreationDate(strtotime($tokens[3]));
+ }
+
+ if (array_key_exists(4, $tokens)) {
+ if (strpos($tokens[4], 'T') === false) {
+ $signature->setExpirationDate($tokens[4]);
+ } else {
+ $signature->setExpirationDate(strtotime($tokens[4]));
+ }
+ }
+
+ break;
+
+ case 'SIG_ID':
+ // note: signature id comes before new signature line and may not
+ // exist for some signature types
+ $this->signatureId = $tokens[1];
+ break;
+ }
+ }
+
+ // }}}
+ // {{{ getSignatures()
+
+ /**
+ * Gets the {@link Crypt_GPG_Signature} objects parsed by this handler
+ *
+ * @return array the signature objects parsed by this handler.
+ */
+ public function getSignatures()
+ {
+ return $this->signatures;
+ }
+
+ // }}}
+}
+
+?>