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Diffstat (limited to 'tools/shared/resourcefilemapper.cpp')
| -rw-r--r-- | tools/shared/resourcefilemapper.cpp | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/tools/shared/resourcefilemapper.cpp b/tools/shared/resourcefilemapper.cpp new file mode 100644 index 0000000000..b9cf463575 --- /dev/null +++ b/tools/shared/resourcefilemapper.cpp @@ -0,0 +1,170 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "resourcefilemapper.h" + +#include <QFileInfo> +#include <QDir> +#include <QXmlStreamReader> + +ResourceFileMapper::ResourceFileMapper(const QStringList &resourceFiles) +{ + for (const QString &fileName: resourceFiles) { + QFile f(fileName); + if (!f.open(QIODevice::ReadOnly)) + continue; + populateFromQrcFile(f); + } +} + +bool ResourceFileMapper::isEmpty() const +{ + return qrcPathToFileSystemPath.isEmpty(); +} + +QStringList ResourceFileMapper::resourcePaths(const QString &fileName) +{ + const QString absPath = QDir::cleanPath(QDir::current().absoluteFilePath(fileName)); + QStringList resourcePaths; + for (auto it = qrcPathToFileSystemPath.cbegin(), end = qrcPathToFileSystemPath.cend(); it != end; ++it) { + if (QFileInfo(it.value()) == QFileInfo(absPath)) + resourcePaths.append(it.key()); + } + return resourcePaths; +} + +QStringList ResourceFileMapper::qmlCompilerFiles(FileOutput fo) const +{ + QStringList files; + for (auto it = qrcPathToFileSystemPath.constBegin(), end = qrcPathToFileSystemPath.constEnd(); + it != end; ++it) { + const QString &qrcPath = it.key(); + const QString suffix = QFileInfo(qrcPath).suffix(); + if (suffix != QStringLiteral("qml") && suffix != QStringLiteral("js") && suffix != QStringLiteral("mjs")) + continue; + if (fo == FileOutput::AbsoluteFilePath) + files << it.value(); + else + files << qrcPath; + } + return files; +} + +void ResourceFileMapper::populateFromQrcFile(QFile &file) +{ + enum State { + InitialState, + InRCC, + InResource, + InFile + }; + State state = InitialState; + + QDir qrcDir = QFileInfo(file).absoluteDir(); + + QString prefix; + QString currentFileName; + QXmlStreamAttributes currentFileAttributes; + + QXmlStreamReader reader(&file); + while (!reader.atEnd()) { + switch (reader.readNext()) { + case QXmlStreamReader::StartElement: + if (reader.name() == QStringLiteral("RCC")) { + if (state != InitialState) + return; + state = InRCC; + continue; + } else if (reader.name() == QStringLiteral("qresource")) { + if (state != InRCC) + return; + state = InResource; + QXmlStreamAttributes attributes = reader.attributes(); + if (attributes.hasAttribute(QStringLiteral("prefix"))) + prefix = attributes.value(QStringLiteral("prefix")).toString(); + if (!prefix.startsWith(QLatin1Char('/'))) + prefix.prepend(QLatin1Char('/')); + if (!prefix.endsWith(QLatin1Char('/'))) + prefix.append(QLatin1Char('/')); + continue; + } else if (reader.name() == QStringLiteral("file")) { + if (state != InResource) + return; + state = InFile; + currentFileAttributes = reader.attributes(); + continue; + } + return; + + case QXmlStreamReader::EndElement: + if (reader.name() == QStringLiteral("file")) { + if (state != InFile) + return; + state = InResource; + continue; + } else if (reader.name() == QStringLiteral("qresource")) { + if (state != InResource) + return; + state = InRCC; + continue; + } else if (reader.name() == QStringLiteral("RCC")) { + if (state != InRCC) + return; + state = InitialState; + continue; + } + return; + + case QXmlStreamReader::Characters: { + if (reader.isWhitespace()) + break; + if (state != InFile) + return; + currentFileName = reader.text().toString(); + if (currentFileName.isEmpty()) + continue; + + const QString fsPath = QDir::cleanPath(qrcDir.absoluteFilePath(currentFileName)); + + if (currentFileAttributes.hasAttribute(QStringLiteral("alias"))) + currentFileName = currentFileAttributes.value(QStringLiteral("alias")).toString(); + + currentFileName = QDir::cleanPath(currentFileName); + while (currentFileName.startsWith(QLatin1String("../"))) + currentFileName.remove(0, 3); + + const QString qrcPath = prefix + currentFileName; + if (QFile::exists(fsPath)) + qrcPathToFileSystemPath.insert(qrcPath, fsPath); + continue; + } + + default: break; + } + } +} |