mirror of
https://github.com/the-djmaze/snappymail.git
synced 2026-09-01 13:39:22 +03:00
663 lines
18 KiB
PHP
663 lines
18 KiB
PHP
<?php
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/*
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* This file is part of MailSo.
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*
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* (c) 2014 Usenko Timur
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace MailSo\Mail;
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use \MailSo\Base\Utils;
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use \MailSo\Imap\Enumerations\FetchType;
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/**
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* @category MailSo
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* @package Mail
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*/
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class Message implements \JsonSerializable
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{
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private
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$sFolder = '',
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$iUid = 0,
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$sSubject = '',
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$sMessageId = '',
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$sContentType = '',
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$iSize = 0,
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$iSpamScore = 0,
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$sSpamResult = '',
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$bIsSpam = false,
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$bHasVirus = null,
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$iInternalTimeStampInUTC = 0,
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$iHeaderTimeStampInUTC = 0,
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$sHeaderDate = '',
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$aFlagsLowerCase = [],
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/**
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* @var \MailSo\Mime\EmailCollection
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*/
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$oFrom = null,
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$oSender = null,
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$oReplyTo = null,
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$oDeliveredTo = null,
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$oTo = null,
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$oCc = null,
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$oBcc = null,
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$sInReplyTo = '',
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$sPlain = '',
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$sHtml = '',
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/**
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* @var AttachmentCollection
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*/
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$oAttachments = null,
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/**
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* @var array
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*/
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$aDraftInfo = null,
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$sReferences = '',
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/**
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* @var int
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*/
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$iPriority,
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$sDeliveryReceipt = '',
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$sReadReceipt = '',
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// https://autocrypt.org/level1.html#the-autocrypt-header
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$sAutocrypt = '',
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$aUnsubsribeLinks = array(),
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$aThreads = array(),
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$aPgpSigned = null,
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$aPgpEncrypted = null;
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function __construct()
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{
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$this->iPriority = \MailSo\Mime\Enumerations\MessagePriority::NORMAL;
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}
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public function Plain() : string
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{
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return $this->sPlain;
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}
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public function Html() : string
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{
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return $this->sHtml;
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}
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public function PgpSigned() : ?array
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{
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return $this->aPgpSigned;
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}
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public function PgpEncrypted() : ?array
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{
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return $this->aPgpEncrypted;
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}
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public function Folder() : string
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{
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return $this->sFolder;
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}
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public function Uid() : int
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{
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return $this->iUid;
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}
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public function MessageId() : string
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{
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return $this->sMessageId;
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}
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public function Subject() : string
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{
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return $this->sSubject;
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}
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public function ContentType() : string
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{
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return $this->sContentType;
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}
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public function Size() : int
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{
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return $this->iSize;
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}
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public function SpamScore() : int
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{
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return $this->iSpamScore;
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}
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private function setSpamScore($value) : void
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{
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$this->iSpamScore = \intval(\max(0, \min(100, $value)));
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}
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public function SpamResult() : string
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{
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return $this->sSpamResult;
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}
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public function IsSpam() : bool
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{
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return $this->bIsSpam;
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}
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/**
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* null = not scanned
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* true = scanned and infected
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* false = scanned and no infection found
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*/
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public function HasVirus() : ?bool
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{
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return $this->bHasVirus;
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}
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public function InternalTimeStampInUTC() : int
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{
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return $this->iInternalTimeStampInUTC;
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}
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public function HeaderTimeStampInUTC() : int
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{
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return $this->iHeaderTimeStampInUTC;
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}
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public function HeaderDate() : string
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{
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return $this->sHeaderDate;
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}
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public function FlagsLowerCase() : array
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{
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return $this->aFlagsLowerCase;
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}
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public function From() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oFrom;
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}
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public function Priority() : int
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{
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return $this->iPriority;
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}
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public function Sender() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oSender;
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}
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public function ReplyTo() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oReplyTo;
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}
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public function DeliveredTo() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oDeliveredTo;
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}
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public function To() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oTo;
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}
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public function Cc() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oCc;
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}
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public function Bcc() : ?\MailSo\Mime\EmailCollection
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{
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return $this->oBcc;
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}
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public function Attachments() : ?AttachmentCollection
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{
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return $this->oAttachments;
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}
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public function InReplyTo() : string
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{
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return $this->sInReplyTo;
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}
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public function References() : string
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{
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return $this->sReferences;
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}
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public function DeliveryReceipt() : string
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{
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return $this->sDeliveryReceipt;
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}
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public function ReadReceipt() : string
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{
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return $this->sReadReceipt;
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}
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public function UnsubsribeLinks() : array
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{
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return $this->aUnsubsribeLinks;
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}
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public function ReadingConfirmation() : string
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{
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return $this->ReadReceipt();
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}
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public function DraftInfo() : ?array
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{
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return $this->aDraftInfo;
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}
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public function Threads() : array
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{
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return $this->aThreads;
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}
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public function SetThreads(array $aThreads)
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{
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$this->aThreads = $aThreads;
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}
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public static function NewFetchResponseInstance(string $sFolder, \MailSo\Imap\FetchResponse $oFetchResponse, ?\MailSo\Imap\BodyStructure $oBodyStructure = null) : self
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{
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$oMessage = new self;
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if (!$oBodyStructure)
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{
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$oBodyStructure = $oFetchResponse->GetFetchBodyStructure();
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}
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$sInternalDate = $oFetchResponse->GetFetchValue(FetchType::INTERNALDATE);
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$aFlags = $oFetchResponse->GetFetchValue(FetchType::FLAGS);
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$oMessage->sFolder = $sFolder;
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$oMessage->iUid = (int) $oFetchResponse->GetFetchValue(FetchType::UID);
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$oMessage->iSize = (int) $oFetchResponse->GetFetchValue(FetchType::RFC822_SIZE);
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$oMessage->aFlagsLowerCase = \array_map('strtolower', $aFlags ?: []);
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$oMessage->iInternalTimeStampInUTC =
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\MailSo\Base\DateTimeHelper::ParseInternalDateString($sInternalDate);
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$sCharset = $oBodyStructure ? Utils::NormalizeCharset($oBodyStructure->SearchCharset()) : '';
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$sHeaders = $oFetchResponse->GetHeaderFieldsValue();
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if (\strlen($sHeaders))
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{
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$oHeaders = new \MailSo\Mime\HeaderCollection($sHeaders, false, $sCharset);
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$sContentTypeCharset = $oHeaders->ParameterValue(
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\MailSo\Mime\Enumerations\Header::CONTENT_TYPE,
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\MailSo\Mime\Enumerations\Parameter::CHARSET
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);
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if (\strlen($sContentTypeCharset))
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{
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$sCharset = Utils::NormalizeCharset($sContentTypeCharset);
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}
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if (\strlen($sCharset))
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{
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$oHeaders->SetParentCharset($sCharset);
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}
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$bCharsetAutoDetect = !\strlen($sCharset);
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$oMessage->sSubject = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::SUBJECT, $bCharsetAutoDetect);
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$oMessage->sMessageId = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::MESSAGE_ID);
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$oMessage->sContentType = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::CONTENT_TYPE);
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$oMessage->oFrom = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::FROM_, $bCharsetAutoDetect);
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$oMessage->oTo = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::TO_, $bCharsetAutoDetect);
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$oMessage->oCc = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::CC, $bCharsetAutoDetect);
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$oMessage->oBcc = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::BCC, $bCharsetAutoDetect);
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if ($oMessage->oFrom) {
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$oHeaders->PopulateEmailColectionByDkim($oMessage->oFrom);
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}
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$oMessage->oSender = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::SENDER, $bCharsetAutoDetect);
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$oMessage->oReplyTo = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::REPLY_TO, $bCharsetAutoDetect);
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$oMessage->oDeliveredTo = $oHeaders->GetAsEmailCollection(\MailSo\Mime\Enumerations\Header::DELIVERED_TO, $bCharsetAutoDetect);
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$oMessage->sInReplyTo = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::IN_REPLY_TO);
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$oMessage->sReferences = Utils::StripSpaces(
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$oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::REFERENCES));
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$sHeaderDate = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::DATE);
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$oMessage->sHeaderDate = $sHeaderDate;
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$oMessage->iHeaderTimeStampInUTC = \MailSo\Base\DateTimeHelper::ParseRFC2822DateString($sHeaderDate);
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// Priority
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$oMessage->iPriority = \MailSo\Mime\Enumerations\MessagePriority::NORMAL;
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$sPriority = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_MSMAIL_PRIORITY);
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if (!\strlen($sPriority))
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{
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$sPriority = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::IMPORTANCE);
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}
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if (!\strlen($sPriority))
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{
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$sPriority = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_PRIORITY);
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}
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if (\strlen($sPriority))
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{
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switch (\str_replace(' ', '', \strtolower($sPriority)))
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{
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case 'high':
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case '1(highest)':
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case '2(high)':
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case '1':
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case '2':
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$oMessage->iPriority = \MailSo\Mime\Enumerations\MessagePriority::HIGH;
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break;
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case 'low':
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case '4(low)':
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case '5(lowest)':
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case '4':
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case '5':
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$oMessage->iPriority = \MailSo\Mime\Enumerations\MessagePriority::LOW;
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break;
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}
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}
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// Delivery Receipt
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$oMessage->sDeliveryReceipt = \trim($oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::RETURN_RECEIPT_TO));
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// Read Receipt
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$oMessage->sReadReceipt = \trim($oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::DISPOSITION_NOTIFICATION_TO));
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if (empty($oMessage->sReadReceipt))
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{
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$oMessage->sReadReceipt = \trim($oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_CONFIRM_READING_TO));
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}
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// Unsubscribe links
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$oMessage->aUnsubsribeLinks = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::LIST_UNSUBSCRIBE);
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if (empty($oMessage->aUnsubsribeLinks))
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{
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$oMessage->aUnsubsribeLinks = array();
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}
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else
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{
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$oMessage->aUnsubsribeLinks = explode(',', $oMessage->aUnsubsribeLinks);
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$oMessage->aUnsubsribeLinks = array_map(
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function ($link) {
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return trim($link, ' <>');
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},
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$oMessage->aUnsubsribeLinks
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);
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}
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if ($spam = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_SPAMD_RESULT)) {
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if (\preg_match('/\\[([\\d\\.-]+)\\s*\\/\\s*([\\d\\.]+)\\];/', $spam, $match)) {
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if ($threshold = \floatval($match[2])) {
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$oMessage->setSpamScore(100 * \floatval($match[1]) / $threshold);
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$oMessage->sSpamResult = "{$match[1]} / {$match[2]}";
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}
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}
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$oMessage->bIsSpam = false !== \stripos($oMessage->sSubject, '*** SPAM ***');
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} else if ($spam = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_BOGOSITY)) {
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$oMessage->sSpamResult = $spam;
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$oMessage->bIsSpam = !!\preg_match('/yes|spam/', $spam);
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if (\preg_match('/spamicity=([\\d\\.]+)/', $spam, $spamicity)) {
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$oMessage->setSpamScore(\floatval($spamicity[1]));
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}
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} else if ($spam = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_SPAM_STATUS)) {
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$oMessage->sSpamResult = $spam;
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if (\preg_match('/(?:hits|score)=([\\d\\.-]+)/', $spam, $value)
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&& \preg_match('/required=([\\d\\.-]+)/', $spam, $required)) {
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if ($threshold = \floatval($required[1])) {
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$oMessage->setSpamScore(100 * \floatval($value[1]) / $threshold);
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$oMessage->sSpamResult = "{$value[1]} / {$required[1]}";
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}
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}
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$oMessage->bIsSpam = 'Yes' === \substr($spam, 0, 3);
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// $spam = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_SPAM_FLAG);
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// $oMessage->bIsSpam = false !== \stripos($spam, 'YES');
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}
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if ($virus = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_VIRUS)) {
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$oMessage->bHasVirus = true;
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}
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if ($virus = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_VIRUS_STATUS)) {
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if (false !== \stripos($spam, 'infected')) {
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$oMessage->bHasVirus = true;
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} else if (false !== \stripos($spam, 'clean')) {
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$oMessage->bHasVirus = false;
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}
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}
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if ($virus = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_VIRUS_SCANNED)) {
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$oMessage->sVirusScanned = $virus;
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}
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$sDraftInfo = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::X_DRAFT_INFO);
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if (\strlen($sDraftInfo)) {
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$sType = '';
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$sFolder = '';
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$iUid = 0;
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$oParameters = new \MailSo\Mime\ParameterCollection($sDraftInfo);
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foreach ($oParameters as $oParameter) {
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switch (\strtolower($oParameter->Name()))
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{
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case 'type':
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$sType = $oParameter->Value();
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break;
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case 'uid':
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$iUid = (int) $oParameter->Value();
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break;
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case 'folder':
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$sFolder = \base64_decode($oParameter->Value());
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break;
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}
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}
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if (\strlen($sType) && \strlen($sFolder) && $iUid) {
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$oMessage->aDraftInfo = array($sType, $iUid, $sFolder);
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}
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}
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$oMessage->sAutocrypt = $oHeaders->ValueByName(\MailSo\Mime\Enumerations\Header::AUTOCRYPT);
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}
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else if ($oFetchResponse->GetEnvelope())
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{
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$sCharset = $sCharset ?: \MailSo\Base\Enumerations\Charset::ISO_8859_1;
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// date, subject, from, sender, reply-to, to, cc, bcc, in-reply-to, message-id
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$oMessage->sMessageId = $oFetchResponse->GetFetchEnvelopeValue(9, '');
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$oMessage->sSubject = Utils::DecodeHeaderValue($oFetchResponse->GetFetchEnvelopeValue(1, ''), $sCharset);
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$oMessage->oFrom = $oFetchResponse->GetFetchEnvelopeEmailCollection(2, $sCharset);
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$oMessage->oSender = $oFetchResponse->GetFetchEnvelopeEmailCollection(3, $sCharset);
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$oMessage->oReplyTo = $oFetchResponse->GetFetchEnvelopeEmailCollection(4, $sCharset);
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$oMessage->oTo = $oFetchResponse->GetFetchEnvelopeEmailCollection(5, $sCharset);
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$oMessage->oCc = $oFetchResponse->GetFetchEnvelopeEmailCollection(6, $sCharset);
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$oMessage->oBcc = $oFetchResponse->GetFetchEnvelopeEmailCollection(7, $sCharset);
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$oMessage->sInReplyTo = $oFetchResponse->GetFetchEnvelopeValue(8, '');
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}
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if ($oBodyStructure)
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{
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$gEncryptedParts = $oBodyStructure->SearchByContentType('multipart/encrypted');
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foreach ($gEncryptedParts as $oPart) {
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if ($oPart->IsPgpEncrypted()) {
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$oMessage->aPgpEncrypted = [
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'PartId' => $oPart->SubParts()[1]->PartID()
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];
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}
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}
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$gSignatureParts = $oBodyStructure->SearchByContentType('multipart/signed');
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foreach ($gSignatureParts as $oPart) {
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if (!$oPart->IsPgpSigned()) {
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continue;
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}
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$oPgpSignaturePart = $oPart->SubParts()[1];
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$oMessage->aPgpSigned = [
|
|
// /?/Raw/&q[]=/0/Download/&q[]=/...
|
|
// /?/Raw/&q[]=/0/View/&q[]=/...
|
|
'BodyPartId' => $oPart->SubParts()[0]->PartID(),
|
|
'SigPartId' => $oPgpSignaturePart->PartID(),
|
|
'MicAlg' => (string) $oHeaders->ParameterValue(\MailSo\Mime\Enumerations\Header::CONTENT_TYPE, 'micalg')
|
|
];
|
|
/*
|
|
// An empty section specification refers to the entire message, including the header.
|
|
// But Dovecot does not return it with BODY.PEEK[1], so we also use BODY.PEEK[1.MIME].
|
|
$sPgpText = \trim(
|
|
\trim($oFetchResponse->GetFetchValue(FetchType::BODY.'['.$oMessage->aPgpSigned['BodyPartId'].'.MIME]'))
|
|
. "\r\n\r\n"
|
|
. \trim($oFetchResponse->GetFetchValue(FetchType::BODY.'['.$oMessage->aPgpSigned['BodyPartId'].']'))
|
|
);
|
|
if ($sPgpText) {
|
|
$oMessage->aPgpSigned['Body'] = $sPgpText;
|
|
}
|
|
$sPgpSignatureText = $oFetchResponse->GetFetchValue(FetchType::BODY.'['.$oMessage->aPgpSigned['SigPartId'].']');
|
|
if ($sPgpSignatureText && 0 < \strpos($sPgpSignatureText, 'BEGIN PGP SIGNATURE')) {
|
|
$oMessage->aPgpSigned['Signature'] = $oPart->SubParts()[0]->PartID();
|
|
}
|
|
*/
|
|
break;
|
|
}
|
|
|
|
$aTextParts = $oBodyStructure->GetHtmlAndPlainParts();
|
|
if ($aTextParts)
|
|
{
|
|
$sCharset = $sCharset ?: \MailSo\Base\Enumerations\Charset::UTF_8;
|
|
|
|
$aHtmlParts = array();
|
|
$aPlainParts = array();
|
|
|
|
foreach ($aTextParts as $oPart)
|
|
{
|
|
$sText = $oFetchResponse->GetFetchValue(FetchType::BODY.'['.$oPart->PartID().']');
|
|
if (null === $sText)
|
|
{
|
|
// TextPartIsTrimmed ?
|
|
$sText = $oFetchResponse->GetFetchValue(FetchType::BODY.'['.$oPart->PartID().']<0>');
|
|
}
|
|
|
|
if (\is_string($sText) && \strlen($sText))
|
|
{
|
|
$sText = Utils::DecodeEncodingValue($sText, $oPart->MailEncodingName());
|
|
$sText = Utils::ConvertEncoding($sText,
|
|
Utils::NormalizeCharset($oPart->Charset() ?: $sCharset, true),
|
|
\MailSo\Base\Enumerations\Charset::UTF_8
|
|
);
|
|
$sText = Utils::Utf8Clear($sText);
|
|
|
|
// https://datatracker.ietf.org/doc/html/rfc4880#section-7
|
|
// Cleartext Signature
|
|
if (!$oMessage->aPgpSigned && \str_contains($sText, '-----BEGIN PGP SIGNED MESSAGE-----'))
|
|
{
|
|
$oMessage->aPgpSigned = [
|
|
'BodyPartId' => $oPart->PartID()
|
|
];
|
|
}
|
|
|
|
if (\str_contains($sText, '-----BEGIN PGP MESSAGE-----'))
|
|
{
|
|
$keyIds = [];
|
|
if (\SnappyMail\PGP\GPG::isSupported()) {
|
|
$GPG = new \SnappyMail\PGP\GPG('');
|
|
$keyIds = $GPG->getEncryptedMessageKeys($sText);
|
|
}
|
|
$oMessage->aPgpEncrypted = [
|
|
'PartId' => $oPart->PartID(),
|
|
'KeyIds' => $keyIds
|
|
];
|
|
}
|
|
|
|
if ('text/html' === $oPart->ContentType())
|
|
{
|
|
$aHtmlParts[] = $sText;
|
|
}
|
|
else
|
|
{
|
|
if ($oPart->IsFlowedFormat())
|
|
{
|
|
$sText = Utils::DecodeFlowedFormat($sText);
|
|
}
|
|
|
|
$aPlainParts[] = $sText;
|
|
}
|
|
}
|
|
}
|
|
|
|
$oMessage->sHtml = \implode('<br>', $aHtmlParts);
|
|
$oMessage->sPlain = \trim(\implode("\n", $aPlainParts));
|
|
|
|
unset($aHtmlParts, $aPlainParts);
|
|
}
|
|
|
|
$gAttachmentsParts = $oBodyStructure->SearchAttachmentsParts();
|
|
if ($gAttachmentsParts->valid())
|
|
{
|
|
$oMessage->oAttachments = new AttachmentCollection;
|
|
foreach ($gAttachmentsParts as /* @var $oAttachmentItem \MailSo\Imap\BodyStructure */ $oAttachmentItem)
|
|
{
|
|
// if ('application/pgp-keys' === $oAttachmentItem->ContentType()) import ???
|
|
$oMessage->oAttachments->append(
|
|
Attachment::NewBodyStructureInstance($oMessage->sFolder, $oMessage->iUid, $oAttachmentItem)
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
return $oMessage;
|
|
}
|
|
|
|
public function jsonSerialize()
|
|
{
|
|
return array(
|
|
'@Object' => 'Object/Message',
|
|
'Folder' => $this->sFolder,
|
|
'Uid' => $this->iUid,
|
|
'Subject' => \trim(Utils::Utf8Clear($this->sSubject)),
|
|
'MessageId' => $this->sMessageId,
|
|
'Size' => $this->iSize,
|
|
'SpamScore' => $this->bIsSpam ? 100 : $this->iSpamScore,
|
|
'SpamResult' => $this->sSpamResult,
|
|
'IsSpam' => $this->bIsSpam,
|
|
'HasVirus' => $this->bHasVirus,
|
|
'DateTimeStampInUTC' => $this->iInternalTimeStampInUTC,
|
|
|
|
// \MailSo\Mime\EmailCollection
|
|
'From' => $this->oFrom,
|
|
'ReplyTo' => $this->oReplyTo,
|
|
'To' => $this->oTo,
|
|
'Cc' => $this->oCc,
|
|
'Bcc' => $this->oBcc,
|
|
'Sender' => $this->oSender,
|
|
'DeliveredTo' => $this->oDeliveredTo,
|
|
|
|
'Priority' => $this->iPriority,
|
|
'Threads' => $this->aThreads,
|
|
'UnsubsribeLinks' => $this->aUnsubsribeLinks,
|
|
'ReadReceipt' => '',
|
|
'Autocrypt' => $this->sAutocrypt,
|
|
|
|
'Attachments' => $this->oAttachments ? $this->oAttachments->SpecData() : null,
|
|
|
|
'Flags' => $this->aFlagsLowerCase
|
|
);
|
|
}
|
|
}
|