mirror of
https://github.com/Cockatrice/Cockatrice.git
synced 2026-04-27 07:48:01 -07:00
Refactor servatrice email send
This commit is contained in:
Fabio Bas
parent
0d5e169648
commit
1ffc9b4561
49 changed files with 2542 additions and 2574 deletions
537
servatrice/src/smtp/qxtmailmessage.cpp
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537
servatrice/src/smtp/qxtmailmessage.cpp
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/****************************************************************************
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**
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** Copyright (C) Qxt Foundation. Some rights reserved.
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**
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** This file is part of the QxtWeb module of the Qxt library.
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**
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** This library is free software; you can redistribute it and/or modify it
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** under the terms of the Common Public License, version 1.0, as published
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** by IBM, and/or under the terms of the GNU Lesser General Public License,
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** version 2.1, as published by the Free Software Foundation.
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**
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** This file is provided "AS IS", without WARRANTIES OR CONDITIONS OF ANY
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** KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
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** WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR
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** FITNESS FOR A PARTICULAR PURPOSE.
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**
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** You should have received a copy of the CPL and the LGPL along with this
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** file. See the LICENSE file and the cpl1.0.txt/lgpl-2.1.txt files
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** included with the source distribution for more information.
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** If you did not receive a copy of the licenses, contact the Qxt Foundation.
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**
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** <http://libqxt.org> <foundation@libqxt.org>
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**
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****************************************************************************/
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/*!
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* \class QxtMailMessage
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* \inmodule QxtNetwork
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* \brief The QxtMailMessage class encapsulates an e-mail according to RFC 2822 and related specifications
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* TODO: {implicitshared}
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*/
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#include "qxtmailmessage.h"
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#include "qxtmail_p.h"
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#include <QTextCodec>
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#include <QUuid>
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#include <QDir>
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#include <QtDebug>
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struct QxtMailMessagePrivate : public QSharedData
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{
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QxtMailMessagePrivate() {}
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QxtMailMessagePrivate(const QxtMailMessagePrivate& other)
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: QSharedData(other), rcptTo(other.rcptTo), rcptCc(other.rcptCc), rcptBcc(other.rcptBcc),
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subject(other.subject), body(other.body), sender(other.sender),
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extraHeaders(other.extraHeaders), attachments(other.attachments) {}
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QStringList rcptTo, rcptCc, rcptBcc;
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QString subject, body, sender;
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QHash<QString, QString> extraHeaders;
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QHash<QString, QxtMailAttachment> attachments;
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mutable QByteArray boundary;
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};
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QxtMailMessage::QxtMailMessage()
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{
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qxt_d = new QxtMailMessagePrivate;
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}
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QxtMailMessage::QxtMailMessage(const QxtMailMessage& other) : qxt_d(other.qxt_d)
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{
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// trivial copy constructor
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}
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QxtMailMessage::QxtMailMessage(const QString& sender, const QString& recipient)
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{
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qxt_d = new QxtMailMessagePrivate;
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setSender(sender);
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addRecipient(recipient);
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}
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QxtMailMessage::~QxtMailMessage()
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{
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// trivial destructor
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}
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QxtMailMessage& QxtMailMessage::operator=(const QxtMailMessage & other)
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{
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qxt_d = other.qxt_d;
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return *this;
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}
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QString QxtMailMessage::sender() const
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{
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return qxt_d->sender;
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}
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void QxtMailMessage::setSender(const QString& a)
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{
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qxt_d->sender = a;
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}
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QString QxtMailMessage::subject() const
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{
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return qxt_d->subject;
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}
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void QxtMailMessage::setSubject(const QString& a)
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{
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qxt_d->subject = a;
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}
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QString QxtMailMessage::body() const
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{
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return qxt_d->body;
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}
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void QxtMailMessage::setBody(const QString& a)
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{
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qxt_d->body = a;
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}
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QStringList QxtMailMessage::recipients(QxtMailMessage::RecipientType type) const
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{
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if (type == Bcc)
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return qxt_d->rcptBcc;
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if (type == Cc)
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return qxt_d->rcptCc;
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return qxt_d->rcptTo;
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}
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void QxtMailMessage::addRecipient(const QString& a, QxtMailMessage::RecipientType type)
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{
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if (type == Bcc)
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qxt_d->rcptBcc.append(a);
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else if (type == Cc)
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qxt_d->rcptCc.append(a);
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else
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qxt_d->rcptTo.append(a);
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}
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void QxtMailMessage::removeRecipient(const QString& a)
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{
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qxt_d->rcptTo.removeAll(a);
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qxt_d->rcptCc.removeAll(a);
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qxt_d->rcptBcc.removeAll(a);
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}
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QHash<QString, QString> QxtMailMessage::extraHeaders() const
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{
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return qxt_d->extraHeaders;
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}
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QString QxtMailMessage::extraHeader(const QString& key) const
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{
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return qxt_d->extraHeaders[key.toLower()];
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}
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bool QxtMailMessage::hasExtraHeader(const QString& key) const
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{
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return qxt_d->extraHeaders.contains(key.toLower());
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}
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void QxtMailMessage::setExtraHeader(const QString& key, const QString& value)
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{
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qxt_d->extraHeaders[key.toLower()] = value;
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}
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void QxtMailMessage::setExtraHeaders(const QHash<QString, QString>& a)
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{
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QHash<QString, QString>& headers = qxt_d->extraHeaders;
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headers.clear();
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foreach(const QString& key, a.keys())
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{
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headers[key.toLower()] = a[key];
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}
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}
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void QxtMailMessage::removeExtraHeader(const QString& key)
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{
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qxt_d->extraHeaders.remove(key.toLower());
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}
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QHash<QString, QxtMailAttachment> QxtMailMessage::attachments() const
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{
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return qxt_d->attachments;
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}
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QxtMailAttachment QxtMailMessage::attachment(const QString& filename) const
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{
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return qxt_d->attachments[filename];
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}
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void QxtMailMessage::addAttachment(const QString& filename, const QxtMailAttachment& attach)
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{
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if (qxt_d->attachments.contains(filename))
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{
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qWarning() << "QxtMailMessage::addAttachment: " << filename << " already in use";
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int i = 1;
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while (qxt_d->attachments.contains(filename + "." + QString::number(i)))
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{
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i++;
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}
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qxt_d->attachments[filename+"."+QString::number(i)] = attach;
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}
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else
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{
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qxt_d->attachments[filename] = attach;
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}
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}
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void QxtMailMessage::removeAttachment(const QString& filename)
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{
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qxt_d->attachments.remove(filename);
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}
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QByteArray qxt_fold_mime_header(const QString& key, const QString& value, QTextCodec* latin1, const QByteArray& prefix)
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{
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QByteArray rv = "";
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QByteArray line = key.toLatin1() + ": ";
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if (!prefix.isEmpty()) line += prefix;
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if (!value.contains("=?") && latin1->canEncode(value))
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{
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bool firstWord = true;
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foreach(const QByteArray& word, value.toLatin1().split(' '))
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{
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if (line.size() > 78)
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{
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rv = rv + line + "\r\n";
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line.clear();
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}
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if (firstWord)
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line += word;
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else
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line += " " + word;
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firstWord = false;
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}
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}
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else
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{
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// The text cannot be losslessly encoded as Latin-1. Therefore, we
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// must use quoted-printable or base64 encoding. This is a quick
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// heuristic based on the first 100 characters to see which
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// encoding to use.
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QByteArray utf8 = value.toUtf8();
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int ct = utf8.length();
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int nonAscii = 0;
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for (int i = 0; i < ct && i < 100; i++)
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{
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if (QXT_MUST_QP(utf8[i])) nonAscii++;
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}
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if (nonAscii > 20)
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{
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// more than 20%-ish non-ASCII characters: use base64
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QByteArray base64 = utf8.toBase64();
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ct = base64.length();
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line += "=?utf-8?b?";
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for (int i = 0; i < ct; i += 4)
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{
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if (line.length() > 72)
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{
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rv += line + "?\r\n";
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line = " =?utf-8?b?";
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}
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line = line + base64.mid(i, 4);
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}
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}
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else
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{
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// otherwise use Q-encoding
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line += "=?utf-8?q?";
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for (int i = 0; i < ct; i++)
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{
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if (line.length() > 73)
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{
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rv += line + "?\r\n";
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line = " =?utf-8?q?";
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}
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if (QXT_MUST_QP(utf8[i]) || utf8[i] == ' ')
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{
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line += "=" + utf8.mid(i, 1).toHex().toUpper();
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}
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else
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{
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line += utf8[i];
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}
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}
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}
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line += "?="; // end encoded-word atom
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}
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return rv + line + "\r\n";
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}
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QByteArray QxtMailMessage::rfc2822() const
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{
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// Use quoted-printable if requested
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bool useQuotedPrintable = (extraHeader("Content-Transfer-Encoding").toLower() == "quoted-printable");
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// Use base64 if requested
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bool useBase64 = (extraHeader("Content-Transfer-Encoding").toLower() == "base64");
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// Check to see if plain text is ASCII-clean; assume it isn't if QP or base64 was requested
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QTextCodec* latin1 = QTextCodec::codecForName("latin1");
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bool bodyIsAscii = latin1->canEncode(body()) && !useQuotedPrintable && !useBase64;
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QHash<QString, QxtMailAttachment> attach = attachments();
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QByteArray rv;
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if (!sender().isEmpty() && !hasExtraHeader("From"))
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{
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rv += qxt_fold_mime_header("From", sender(), latin1);
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}
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if (!qxt_d->rcptTo.isEmpty())
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{
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rv += qxt_fold_mime_header("To", qxt_d->rcptTo.join(", "), latin1);
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}
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if (!qxt_d->rcptCc.isEmpty())
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{
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rv += qxt_fold_mime_header("Cc", qxt_d->rcptCc.join(", "), latin1);
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}
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if (!subject().isEmpty())
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{
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rv += qxt_fold_mime_header("Subject", subject(), latin1);
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}
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if (!bodyIsAscii)
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{
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if (!hasExtraHeader("MIME-Version") && !attach.count())
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rv += "MIME-Version: 1.0\r\n";
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// If no transfer encoding has been requested, guess.
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// Heuristic: If >20% of the first 100 characters aren't
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// 7-bit clean, use base64, otherwise use Q-P.
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if(!bodyIsAscii && !useQuotedPrintable && !useBase64)
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{
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QString b = body();
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int nonAscii = 0;
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int ct = b.length();
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for (int i = 0; i < ct && i < 100; i++)
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{
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if (QXT_MUST_QP(b[i])) nonAscii++;
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}
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useQuotedPrintable = !(nonAscii > 20);
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useBase64 = !useQuotedPrintable;
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}
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}
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if (attach.count())
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{
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if (qxt_d->boundary.isEmpty())
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qxt_d->boundary = QUuid::createUuid().toString().toLatin1().replace("{", "").replace("}", "");
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if (!hasExtraHeader("MIME-Version"))
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rv += "MIME-Version: 1.0\r\n";
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if (!hasExtraHeader("Content-Type"))
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rv += "Content-Type: multipart/mixed; boundary=" + qxt_d->boundary + "\r\n";
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}
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else if (!bodyIsAscii && !hasExtraHeader("Content-Transfer-Encoding"))
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{
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if (!useQuotedPrintable)
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{
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// base64
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rv += "Content-Transfer-Encoding: base64\r\n";
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}
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else
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{
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// quoted-printable
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rv += "Content-Transfer-Encoding: quoted-printable\r\n";
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}
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}
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foreach(const QString& r, qxt_d->extraHeaders.keys())
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{
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if ((r.toLower() == "content-type" || r.toLower() == "content-transfer-encoding") && attach.count())
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{
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// Since we're in multipart mode, we'll be outputting this later
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continue;
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}
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rv += qxt_fold_mime_header(r.toLatin1(), extraHeader(r), latin1);
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}
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rv += "\r\n";
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if (attach.count())
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{
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// we're going to have attachments, so output the lead-in for the message body
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rv += "This is a message with multiple parts in MIME format.\r\n";
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rv += "--" + qxt_d->boundary + "\r\nContent-Type: ";
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if (hasExtraHeader("Content-Type"))
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rv += extraHeader("Content-Type") + "\r\n";
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else
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rv += "text/plain; charset=UTF-8\r\n";
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if (hasExtraHeader("Content-Transfer-Encoding"))
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{
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rv += "Content-Transfer-Encoding: " + extraHeader("Content-Transfer-Encoding") + "\r\n";
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}
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else if (!bodyIsAscii)
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{
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if (!useQuotedPrintable)
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{
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// base64
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rv += "Content-Transfer-Encoding: base64\r\n";
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}
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else
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{
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// quoted-printable
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rv += "Content-Transfer-Encoding: quoted-printable\r\n";
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}
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}
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rv += "\r\n";
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}
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if (bodyIsAscii)
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{
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QByteArray b = latin1->fromUnicode(body());
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int len = b.length();
|
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QByteArray line = "";
|
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QByteArray word = "";
|
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for (int i = 0; i < len; i++)
|
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{
|
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if (b[i] == '\n' || b[i] == '\r')
|
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{
|
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if (line.isEmpty())
|
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{
|
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line = word;
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word = "";
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}
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else if (line.length() + word.length() + 1 <= 78)
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{
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line = line + ' ' + word;
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word = "";
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}
|
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if(line[0] == '.')
|
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rv += ".";
|
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rv += line + "\r\n";
|
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if ((b[i+1] == '\n' || b[i+1] == '\r') && b[i] != b[i+1])
|
||||
{
|
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// If we're looking at a CRLF pair, skip the second half
|
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i++;
|
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}
|
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line = word;
|
||||
}
|
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else if (b[i] == ' ')
|
||||
{
|
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if (line.length() + word.length() + 1 > 78)
|
||||
{
|
||||
if(line[0] == '.')
|
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rv += ".";
|
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rv += line + "\r\n";
|
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line = word;
|
||||
}
|
||||
else if (line.isEmpty())
|
||||
{
|
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line = word;
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||||
}
|
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else
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{
|
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line = line + ' ' + word;
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}
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word = "";
|
||||
}
|
||||
else
|
||||
{
|
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word += b[i];
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}
|
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}
|
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if (line.length() + word.length() + 1 > 78)
|
||||
{
|
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if(line[0] == '.')
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rv += ".";
|
||||
rv += line + "\r\n";
|
||||
line = word;
|
||||
}
|
||||
else if (!word.isEmpty())
|
||||
{
|
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line += ' ' + word;
|
||||
}
|
||||
if(!line.isEmpty()) {
|
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if(line[0] == '.')
|
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rv += ".";
|
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rv += line + "\r\n";
|
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}
|
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}
|
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else if (useQuotedPrintable)
|
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{
|
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QByteArray b = body().toUtf8();
|
||||
int ct = b.length();
|
||||
QByteArray line;
|
||||
for (int i = 0; i < ct; i++)
|
||||
{
|
||||
if(b[i] == '\n' || b[i] == '\r')
|
||||
{
|
||||
if(line[0] == '.')
|
||||
rv += ".";
|
||||
rv += line + "\r\n";
|
||||
line = "";
|
||||
if ((b[i+1] == '\n' || b[i+1] == '\r') && b[i] != b[i+1])
|
||||
{
|
||||
// If we're looking at a CRLF pair, skip the second half
|
||||
i++;
|
||||
}
|
||||
}
|
||||
else if (line.length() > 74)
|
||||
{
|
||||
rv += line + "=\r\n";
|
||||
line = "";
|
||||
}
|
||||
if (QXT_MUST_QP(b[i]))
|
||||
{
|
||||
line += "=" + b.mid(i, 1).toHex().toUpper();
|
||||
}
|
||||
else
|
||||
{
|
||||
line += b[i];
|
||||
}
|
||||
}
|
||||
if(!line.isEmpty()) {
|
||||
if(line[0] == '.')
|
||||
rv += ".";
|
||||
rv += line + "\r\n";
|
||||
}
|
||||
}
|
||||
else /* base64 */
|
||||
{
|
||||
QByteArray b = body().toUtf8().toBase64();
|
||||
int ct = b.length();
|
||||
for (int i = 0; i < ct; i += 78)
|
||||
{
|
||||
rv += b.mid(i, 78) + "\r\n";
|
||||
}
|
||||
}
|
||||
|
||||
if (attach.count())
|
||||
{
|
||||
foreach(const QString& filename, attach.keys())
|
||||
{
|
||||
rv += "--" + qxt_d->boundary + "\r\n";
|
||||
rv += qxt_fold_mime_header("Content-Disposition", QDir(filename).dirName(), latin1, "attachment; filename=");
|
||||
rv += attach[filename].mimeData();
|
||||
}
|
||||
rv += "--" + qxt_d->boundary + "--\r\n";
|
||||
}
|
||||
|
||||
return rv;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue