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Diffstat (limited to 'src/gui/application/StartupTester.cpp')
| -rw-r--r-- | src/gui/application/StartupTester.cpp | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/src/gui/application/StartupTester.cpp b/src/gui/application/StartupTester.cpp new file mode 100644 index 0000000..15940b6 --- /dev/null +++ b/src/gui/application/StartupTester.cpp @@ -0,0 +1,248 @@ +/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ + +/* + Rosegarden + A MIDI and audio sequencer and musical notation editor. + + This program is Copyright 2000-2008 + Guillaume Laurent <[email protected]>, + Chris Cannam <[email protected]>, + Richard Bown <[email protected]> + + The moral rights of Guillaume Laurent, Chris Cannam, and Richard + Bown to claim authorship of this work have been asserted. + + Other copyrights also apply to some parts of this work. Please + see the AUTHORS file and individual file headers for details. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. See the file + COPYING included with this distribution for more information. +*/ + + +#include "StartupTester.h" + +#include "misc/Debug.h" +#include "gui/dialogs/LilyPondOptionsDialog.h" + +#include <kprocess.h> +#include <qmutex.h> +#include <qthread.h> +#include <qregexp.h> + + +namespace Rosegarden +{ + +StartupTester::StartupTester() : + m_ready(false), + m_haveProjectPackager(false), + m_haveLilyPondView(false), + m_haveAudioFileImporter(false) +{ + QHttp *http = new QHttp(); + connect(http, SIGNAL(responseHeaderReceived(const QHttpResponseHeader &)), + this, SLOT(slotHttpResponseHeaderReceived(const QHttpResponseHeader &))); + connect(http, SIGNAL(done(bool)), + this, SLOT(slotHttpDone(bool))); + m_versionHttpFailed = false; + http->setHost("www.rosegardenmusic.com"); + http->get("/latest-version.txt"); +} + +StartupTester::~StartupTester() +{ +} + +void +StartupTester::run() +{ + m_projectPackagerMutex.lock(); + m_lilyPondViewMutex.lock(); + m_audioFileImporterMutex.lock(); + m_ready = true; + + KProcess *proc = new KProcess(); + m_stdoutBuffer = ""; + QObject::connect(proc, SIGNAL(receivedStdout(KProcess *, char *, int)), + this, SLOT(stdoutReceived(KProcess *, char *, int))); + *proc << "rosegarden-audiofile-importer"; + *proc << "--conftest"; + proc->start(KProcess::Block, KProcess::All); + if (!proc->normalExit() || proc->exitStatus()) { + RG_DEBUG << "StartupTester - No audio file importer available" << endl; + m_haveAudioFileImporter = false; + parseStdoutBuffer(m_audioFileImporterMissing); + } else { + RG_DEBUG << "StartupTester - Audio file importer OK" << endl; + m_haveAudioFileImporter = true; + } + delete proc; + m_audioFileImporterMutex.unlock(); + + proc = new KProcess; + m_stdoutBuffer = ""; + QObject::connect(proc, SIGNAL(receivedStdout(KProcess *, char *, int)), + this, SLOT(stdoutReceived(KProcess *, char *, int))); + *proc << "rosegarden-project-package"; + *proc << "--conftest"; + proc->start(KProcess::Block, KProcess::All); + if (!proc->normalExit() || proc->exitStatus()) { + m_haveProjectPackager = false; + // rosegarden-project-package ran but exited with an error code + RG_DEBUG << "StartupTester - No project packager available" << endl; + m_haveProjectPackager = false; + parseStdoutBuffer(m_projectPackagerMissing); + } else { + RG_DEBUG << "StartupTester - Project packager OK" << endl; + m_haveProjectPackager = true; + } + delete proc; + m_projectPackagerMutex.unlock(); + + proc = new KProcess(); + m_stdoutBuffer = ""; + QObject::connect(proc, SIGNAL(receivedStdout(KProcess *, char *, int)), + this, SLOT(stdoutReceived(KProcess *, char *, int))); + *proc << "rosegarden-lilypondview"; + *proc << "--conftest"; + proc->start(KProcess::Block, KProcess::All); + if (!proc->normalExit() || proc->exitStatus()) { + RG_DEBUG << "StartupTester - No lilypondview available" << endl; + m_haveLilyPondView = false; + parseStdoutBuffer(m_lilyPondViewMissing); + } else { + RG_DEBUG << "StartupTester - lilypondview OK" << endl; + m_haveLilyPondView = true; + QRegExp re("LilyPond version: ([^\n]*)"); + if (re.search(m_stdoutBuffer) != -1) { + LilyPondOptionsDialog::setDefaultLilyPondVersion(re.cap(1)); + } + } + delete proc; + m_lilyPondViewMutex.unlock(); +} + +bool +StartupTester::isReady() +{ + while (!m_ready) + usleep(10000); + if (m_projectPackagerMutex.tryLock()) { + m_projectPackagerMutex.unlock(); + } else { + return false; + } + if (m_lilyPondViewMutex.tryLock()) { + m_lilyPondViewMutex.unlock(); + } else { + return false; + } + return true; +} + +void +StartupTester::stdoutReceived(KProcess *, char *buffer, int len) +{ + m_stdoutBuffer += QString::fromLatin1(buffer, len); +} + +void +StartupTester::parseStdoutBuffer(QStringList &target) +{ + QRegExp re("Required: ([^\n]*)"); + if (re.search(m_stdoutBuffer) != -1) { + target = QStringList::split(", ", re.cap(1)); + } +} + +bool +StartupTester::haveProjectPackager(QStringList *missing) +{ + while (!m_ready) + usleep(10000); + QMutexLocker locker(&m_projectPackagerMutex); + if (missing) *missing = m_projectPackagerMissing; + return m_haveProjectPackager; +} + +bool +StartupTester::haveLilyPondView(QStringList *missing) +{ + while (!m_ready) + usleep(10000); + QMutexLocker locker(&m_lilyPondViewMutex); + if (missing) *missing = m_lilyPondViewMissing; + return m_haveLilyPondView; +} + +bool +StartupTester::haveAudioFileImporter(QStringList *missing) +{ + while (!m_ready) + usleep(10000); + QMutexLocker locker(&m_audioFileImporterMutex); + if (missing) *missing = m_audioFileImporterMissing; + return m_haveAudioFileImporter; +} + +bool +StartupTester::isVersionNewerThan(QString a, QString b) +{ + QRegExp re("[._-]"); + QStringList alist = QStringList::split(re, a); + QStringList blist = QStringList::split(re, b); + int ae = alist.size(); + int be = blist.size(); + int e = std::max(ae, be); + for (int i = 0; i < e; ++i) { + int an = 0, bn = 0; + if (i < ae) { + an = alist[i].toInt(); + if (an == 0) an = -1; // non-numeric field -> "-pre1" etc + } + if (i < be) { + bn = blist[i].toInt(); + if (bn == 0) bn = -1; + } + if (an < bn) return false; + if (an > bn) return true; + } + return false; +} + +void +StartupTester::slotHttpResponseHeaderReceived(const QHttpResponseHeader &h) +{ + if (h.statusCode() / 100 != 2) m_versionHttpFailed = true; +} + +void +StartupTester::slotHttpDone(bool error) +{ + QHttp *http = const_cast<QHttp *>(dynamic_cast<const QHttp *>(sender())); + if (!http) return; + http->deleteLater(); + if (error) return; + + QByteArray responseData = http->readAll(); + QString str = QString::fromUtf8(responseData.data()); + QStringList lines = QStringList::split('\n', str); + if (lines.empty()) return; + + QString latestVersion = lines[0]; + std::cerr << "Comparing current version \"" << VERSION + << "\" with latest version \"" << latestVersion << "\"" + << std::endl; + if (isVersionNewerThan(latestVersion, VERSION)) { + emit newerVersionAvailable(latestVersion); + } +} + +} + +#include "StartupTester.moc" + |