87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
#include "StatusQ/stringutilsinternal.h"
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#include <QFile>
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#include <QFileSelector>
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#include <QQmlEngine>
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#include <QQmlFileSelector>
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#include <QUrl>
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#include <QTextDocumentFragment>
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namespace {
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QString resolveFileUsingQmlImportPaths(QQmlEngine *engine, const QString &relativeFilePath) {
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const auto importPaths = engine->importPathList();
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for (const auto &path : importPaths) {
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const auto fullPath = path + QStringLiteral("/") + relativeFilePath;
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QFile file(fullPath);
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if (file.exists()) {
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return fullPath;
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}
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}
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return {};
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}
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} // unnamed namespace
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StringUtilsInternal::StringUtilsInternal(QObject* parent) : QObject(parent)
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{
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}
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QString StringUtilsInternal::escapeHtml(const QString& unsafe) const
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{
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return unsafe.toHtmlEscaped();
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}
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QString StringUtilsInternal::readTextFile(const QString& filePath) const
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{
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auto engine = qmlEngine(this);
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auto selector = QQmlFileSelector::get(engine);
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if (!selector) {
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qWarning() << Q_FUNC_INFO << "No QQmlFileSelector available to load text file:" << filePath;
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return {};
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}
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QString selectedFilePath;
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const auto maybeFileUrl = QUrl(filePath).toLocalFile(); // support local file URLs (e.g. "file:///foo/bar/baz.txt")
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if (QFile::exists(maybeFileUrl))
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selectedFilePath = maybeFileUrl;
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else
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selectedFilePath = selector->selector()->select(filePath);
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if (selectedFilePath.startsWith(QLatin1String("qrc:/"))) // for some reason doesn't work with the "qrc:/" prefix, drop it
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selectedFilePath.remove(0, 3);
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QFile file(selectedFilePath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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const auto resolvedFilePath = resolveFileUsingQmlImportPaths(engine, filePath);
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if (resolvedFilePath.isEmpty()) {
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qWarning() << Q_FUNC_INFO << "Can't find file in QML import paths" << filePath;
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return {};
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}
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file.setFileName(resolvedFilePath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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qWarning() << Q_FUNC_INFO << "Error opening existing file" << resolvedFilePath << "for reading";
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return {};
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}
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}
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return file.readAll();
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}
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QString StringUtilsInternal::extractDomainFromLink(const QString& link) const
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{
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const auto url = QUrl::fromUserInput(link);
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if (!url.isValid()) {
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qWarning() << Q_FUNC_INFO << "Invalid URL:" << link;
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return {};
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}
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return url.host();
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}
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QString StringUtilsInternal::plainText(const QString& htmlFragment) const
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{
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return QTextDocumentFragment::fromHtml(htmlFragment).toPlainText();
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}
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