File indexing completed on 2025-01-19 03:41:33

 /*
     This file is part of the KDE libraries
     SPDX-FileCopyrightText: 2021 David Faure <faure@kde.org>
 
     SPDX-License-Identifier: LGPL-2.0-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
 #include "kemailclientlauncherjob.h"
 
 #include <KApplicationTrader>
 #include <KConfigGroup>
 #include <KLocalizedString>
 #include <KMacroExpander>
 #include <KService>
 #include <KSharedConfig>
 #include <KShell>
 #include <QProcessEnvironment>
 #include <QUrlQuery>
 
 #include "desktopexecparser.h"
 #include <KIO/ApplicationLauncherJob>
 #include <KIO/CommandLauncherJob>
 
 #ifdef Q_OS_WIN
 #include <windows.h> // Must be included before shellapi.h
 
 #include <shellapi.h>
 #endif
 
 class KEMailClientLauncherJobPrivate
 {
 public:
     QStringList m_to;
     QStringList m_cc;
     QStringList m_bcc;
     QString m_subject;
     QString m_body;
     QList<QUrl> m_attachments;
 
     QByteArray m_startupId;
 };
 
 KEMailClientLauncherJob::KEMailClientLauncherJob(QObject *parent)
     : KJob(parent)
     , d(new KEMailClientLauncherJobPrivate)
 {
 }
 
 KEMailClientLauncherJob::~KEMailClientLauncherJob() = default;
 
 void KEMailClientLauncherJob::setTo(const QStringList &to)
 {
     d->m_to = to;
 }
 
 void KEMailClientLauncherJob::setCc(const QStringList &cc)
 {
     d->m_cc = cc;
 }
 
 void KEMailClientLauncherJob::setBcc(const QStringList &bcc)
 {
     d->m_bcc = bcc;
 }
 
 void KEMailClientLauncherJob::setSubject(const QString &subject)
 {
     d->m_subject = subject;
 }
 
 void KEMailClientLauncherJob::setBody(const QString &body)
 {
     d->m_body = body;
 }
 
 void KEMailClientLauncherJob::setAttachments(const QList<QUrl> &urls)
 {
     d->m_attachments = urls;
 }
 
 void KEMailClientLauncherJob::setStartupId(const QByteArray &startupId)
 {
     d->m_startupId = startupId;
 }
 
 void KEMailClientLauncherJob::start()
 {
 #ifndef Q_OS_WIN
     KService::Ptr service = KApplicationTrader::preferredService(QStringLiteral("x-scheme-handler/mailto"));
     if (!service) {
         setError(KJob::UserDefinedError);
         setErrorText(i18n("No mail client found"));
         emitDelayedResult();
         return;
     }
     const QString entryPath = service->entryPath().toLower();
     if (entryPath.contains(QLatin1String("thunderbird")) || entryPath.contains(QLatin1String("dovecot"))) {
         const QString exec = KIO::DesktopExecParser::executableName(service->exec());
         auto *subjob = new KIO::CommandLauncherJob(exec, thunderbirdArguments(), this);
         subjob->setStartupId(d->m_startupId);
         connect(subjob, &KJob::result, this, &KEMailClientLauncherJob::emitResult);
         subjob->start();
     } else {
         auto *subjob = new KIO::ApplicationLauncherJob(service, this);
         subjob->setUrls({mailToUrl()});
         subjob->setStartupId(d->m_startupId);
         connect(subjob, &KJob::result, this, &KEMailClientLauncherJob::emitResult);
         subjob->start();
     }
 #else
     const QString url = mailToUrl().toString();
     const QString sOpen = QStringLiteral("open");
     ShellExecuteW(0, (LPCWSTR)sOpen.utf16(), (LPCWSTR)url.utf16(), 0, 0, SW_NORMAL);
     emitDelayedResult();
 #endif
 }
 
 void KEMailClientLauncherJob::emitDelayedResult()
 {
     // Use delayed invocation so the caller has time to connect to the signal
     QMetaObject::invokeMethod(this, &KEMailClientLauncherJob::emitResult, Qt::QueuedConnection);
 }
 
 QUrl KEMailClientLauncherJob::mailToUrl() const
 {
     QUrl url;
     QUrlQuery query;
     for (const QString &to : std::as_const(d->m_to)) {
         if (url.path().isEmpty()) {
             url.setPath(to);
         } else {
             query.addQueryItem(QStringLiteral("to"), to);
         }
     }
     for (const QString &cc : std::as_const(d->m_cc)) {
         query.addQueryItem(QStringLiteral("cc"), cc);
     }
     for (const QString &bcc : std::as_const(d->m_bcc)) {
         query.addQueryItem(QStringLiteral("bcc"), bcc);
     }
     for (const QUrl &url : std::as_const(d->m_attachments)) {
         query.addQueryItem(QStringLiteral("attach"), url.toString());
     }
     if (!d->m_subject.isEmpty()) {
         query.addQueryItem(QStringLiteral("subject"), d->m_subject);
     }
     if (!d->m_body.isEmpty()) {
         query.addQueryItem(QStringLiteral("body"), d->m_body);
     }
     url.setQuery(query);
     if (!url.path().isEmpty() || url.hasQuery()) {
         url.setScheme(QStringLiteral("mailto"));
     }
     return url;
 }
 
 QStringList KEMailClientLauncherJob::thunderbirdArguments() const
 {
     // Thunderbird supports mailto URLs, but refuses attachments for security reasons
     // (https://bugzilla.mozilla.org/show_bug.cgi?id=1613425)
     // It however supports a "command-line" syntax (also used by xdg-email)
     // which includes attachments.
     QString arg;
     const QChar quote = QLatin1Char('\'');
     auto addString = [&](const char *token, const QString &str) {
         if (!str.isEmpty()) {
             arg += QLatin1String(token) + quote + str + quote;
         }
     };
     auto addList = [&](const char *token, const QStringList &list) {
         if (!list.isEmpty()) {
             arg += QLatin1String(token) + quote + list.join(QLatin1Char(',')) + quote;
         }
     };
     addList(",to=", d->m_to);
     addList(",cc=", d->m_cc);
     addList(",bcc=", d->m_bcc);
     addList(",attachment=", QUrl::toStringList(d->m_attachments));
     addString(",subject=", d->m_subject);
     addString(",body=", d->m_body);
 
     QStringList resultArgs{QLatin1String("-compose")};
     if (!arg.isEmpty()) {
         resultArgs.push_back(arg.mid(1)); // remove first comma
     }
     return resultArgs;
 }
 
 #include "moc_kemailclientlauncherjob.cpp"