fix: intelegent recursive links & symlink follow on export
Signed-off-by: Rachel Powers <508861+Ryex@users.noreply.github.com>
This commit is contained in:
Rachel Powers
parent
bc8336a4b1
commit
2837236d81
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@ -242,6 +242,14 @@ bool copy::operator()(const QString& offset, bool dryRun)
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return err.value() == 0;
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}
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/// qDebug print support for the LinkPair struct
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QDebug operator<<(QDebug debug, const LinkPair& lp)
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{
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QDebugStateSaver saver(debug);
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debug.nospace() << "LinkPair{ src: " << lp.src << " , dst: " << lp.dst << " }";
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return debug;
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}
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bool create_link::operator()(const QString& offset, bool dryRun)
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{
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@ -265,7 +273,7 @@ bool create_link::operator()(const QString& offset, bool dryRun)
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* @param offset subdirectory form src to link to dest
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* @return if there was an error during the attempt to link
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*/
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void create_link::make_link_list( const QString& offset)
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void create_link::make_link_list(const QString& offset)
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{
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for (auto pair : m_path_pairs) {
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const QString& srcPath = pair.src;
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@ -297,14 +305,26 @@ void create_link::make_link_list( const QString& offset)
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link_file(src, "");
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} else {
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if (m_debug)
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qDebug() << "linking recursivly:" << src << "to" << dst;
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qDebug() << "linking recursivly:" << src << "to" << dst << "max_depth:" << m_max_depth;
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QDir src_dir(src);
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QDirIterator source_it(src, QDir::Filter::Files | QDir::Filter::Hidden, QDirIterator::Subdirectories);
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QStringList linkedPaths;
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while (source_it.hasNext()) {
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auto src_path = source_it.next();
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auto relative_path = src_dir.relativeFilePath(src_path);
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if (m_max_depth >= 0 && PathDepth(relative_path) > m_max_depth){
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relative_path = PathTruncate(relative_path, m_max_depth);
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src_path = src_dir.filePath(relative_path);
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if (linkedPaths.contains(src_path)) {
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continue;
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}
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}
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linkedPaths.append(src_path);
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link_file(src_path, relative_path);
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}
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}
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@ -312,7 +332,7 @@ void create_link::make_link_list( const QString& offset)
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}
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bool create_link::make_links()
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{
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{
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for (auto link : m_links_to_make) {
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QString src_path = link.src;
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@ -556,11 +576,49 @@ QString PathCombine(const QString& path1, const QString& path2, const QString& p
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return PathCombine(PathCombine(path1, path2, path3), path4);
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}
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QString AbsolutePath(QString path)
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QString AbsolutePath(const QString& path)
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{
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return QFileInfo(path).absolutePath();
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}
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int PathDepth(const QString& path)
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{
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if (path.isEmpty()) return 0;
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QFileInfo info(path);
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auto parts = QDir::toNativeSeparators(info.path()).split(QDir::separator(), Qt::SkipEmptyParts);
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int numParts = QDir::toNativeSeparators(info.path()).split(QDir::separator(), Qt::SkipEmptyParts).length();
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numParts -= parts.count(".");
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numParts -= parts.count("..") * 2;
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return numParts;
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}
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QString PathTruncate(const QString& path, int depth)
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{
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if (path.isEmpty() || (depth < 0) ) return "";
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QString trunc = QFileInfo(path).path();
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if (PathDepth(trunc) > depth ) {
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return PathTruncate(trunc, depth);
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}
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auto parts = QDir::toNativeSeparators(trunc).split(QDir::separator(), Qt::SkipEmptyParts);
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if (parts.startsWith(".") && !path.startsWith(".")) {
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parts.removeFirst();
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}
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if (path.startsWith(QDir::separator())) {
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parts.prepend("");
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}
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trunc = parts.join(QDir::separator());
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return trunc;
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}
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QString ResolveExecutable(QString path)
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{
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if (path.isEmpty()) {
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@ -200,6 +200,11 @@ class create_link : public QObject {
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m_recursive = recursive;
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return *this;
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}
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create_link& setMaxDepth(int depth)
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{
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m_max_depth = depth;
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return *this;
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}
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create_link& debug(bool d)
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{
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m_debug = d;
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@ -239,6 +244,9 @@ class create_link : public QObject {
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bool m_whitelist = false;
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bool m_recursive = true;
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/// @brief >= -1 = infinite, 0 = link files at src/* to dest/*, 1 = link files at src/*/* to dest/*/*, etc.
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int m_max_depth = -1;
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QList<LinkPair> m_path_pairs;
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QList<LinkResult> m_path_results;
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QList<LinkPair> m_links_to_make;
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@ -272,7 +280,25 @@ QString PathCombine(const QString& path1, const QString& path2);
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QString PathCombine(const QString& path1, const QString& path2, const QString& path3);
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QString PathCombine(const QString& path1, const QString& path2, const QString& path3, const QString& path4);
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QString AbsolutePath(QString path);
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QString AbsolutePath(const QString& path);
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/**
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* @brief depth of path. "foo.txt" -> 0 , "bar/foo.txt" -> 1, /baz/bar/foo.txt -> 2, etc.
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*
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* @param path path to measure
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* @return int number of componants before base path
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*/
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int PathDepth(const QString& path);
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/**
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* @brief cut off segments of path untill it is a max of length depth
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*
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* @param path path to truncate
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* @param depth max depth of new path
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* @return QString truncated path
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*/
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QString PathTruncate(const QString& path, int depth);
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/**
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* Resolve an executable
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@ -16,8 +16,13 @@ bool InstanceCopyPrefs::allTrue() const
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copyScreenshots;
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}
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// Returns a single RegEx string of the selected folders/files to filter out (ex: ".minecraft/saves|.minecraft/server.dat")
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QString InstanceCopyPrefs::getSelectedFiltersAsRegex() const
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{
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return getSelectedFiltersAsRegex({});
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}
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QString InstanceCopyPrefs::getSelectedFiltersAsRegex(const QStringList& additionalFilters) const
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{
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QStringList filters;
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@ -42,6 +47,10 @@ QString InstanceCopyPrefs::getSelectedFiltersAsRegex() const
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if(!copyScreenshots)
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filters << "screenshots";
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for (auto filter : additionalFilters) {
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filters << filter;
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}
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// If we have any filters to add, join them as a single regex string to return:
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if (!filters.isEmpty()) {
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const QString MC_ROOT = "[.]?minecraft/";
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@ -10,6 +10,7 @@ struct InstanceCopyPrefs {
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public:
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[[nodiscard]] bool allTrue() const;
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[[nodiscard]] QString getSelectedFiltersAsRegex() const;
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[[nodiscard]] QString getSelectedFiltersAsRegex(const QStringList& additionalFilters) const;
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// Getters
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[[nodiscard]] bool isCopySavesEnabled() const;
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[[nodiscard]] bool isKeepPlaytimeEnabled() const;
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@ -4,13 +4,14 @@
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#include "NullInstance.h"
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#include "pathmatcher/RegexpMatcher.h"
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#include <QtConcurrentRun>
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#include <QDebug>
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InstanceCopyTask::InstanceCopyTask(InstancePtr origInstance, const InstanceCopyPrefs& prefs)
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{
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m_origInstance = origInstance;
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m_keepPlaytime = prefs.isKeepPlaytimeEnabled();
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QString filters = prefs.getSelectedFiltersAsRegex();
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m_useLinks = prefs.isUseSymLinksEnabled();
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@ -18,6 +19,14 @@ InstanceCopyTask::InstanceCopyTask(InstancePtr origInstance, const InstanceCopyP
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m_useHardLinks = prefs.isLinkRecursivelyEnabled() && prefs.isUseHardLinksEnabled();
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m_copySaves = prefs.isLinkRecursivelyEnabled() && prefs.isDontLinkSavesEnabled() && prefs.isCopySavesEnabled();
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m_useClone = prefs.isUseCloneEnabled();
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QString filters = prefs.getSelectedFiltersAsRegex();
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if (m_useLinks || m_useHardLinks) {
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if (!filters.isEmpty()) filters += "|";
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filters += "instance.cfg";
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}
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qDebug() << "CopyFilters:" << filters;
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if (!filters.isEmpty())
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{
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@ -46,9 +55,10 @@ void InstanceCopyTask::executeTask()
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folderClone.matcher(m_matcher.get());
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return folderClone();
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} else if (m_useLinks) {
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} else if (m_useLinks || m_useHardLinks) {
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FS::create_link folderLink(m_origInstance->instanceRoot(), m_stagingPath);
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folderLink.linkRecursively(m_linkRecursively).useHardLinks(m_useHardLinks).matcher(m_matcher.get());
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int depth = m_linkRecursively ? -1 : 0; // we need to at least link the top level instead of the instance folder
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folderLink.linkRecursively(true).setMaxDepth(depth).useHardLinks(m_useHardLinks).matcher(m_matcher.get());
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bool there_were_errors = false;
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@ -102,8 +102,13 @@ bool MMCZip::compressDirFiles(QuaZip *zip, QString dir, QFileInfoList files, boo
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for (auto e : files) {
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auto filePath = directory.relativeFilePath(e.absoluteFilePath());
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auto srcPath = e.absoluteFilePath();
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if (followSymlinks)
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srcPath = e.canonicalFilePath();
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if (followSymlinks) {
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if (e.isSymLink()) {
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srcPath = e.symLinkTarget();
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} else {
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srcPath = e.canonicalFilePath();
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}
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}
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if( !JlCompress::compressFile(zip, srcPath, filePath)) return false;
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}
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@ -119,7 +124,7 @@ bool MMCZip::compressDirFiles(QString fileCompressed, QString dir, QFileInfoList
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return false;
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}
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auto result = compressDirFiles(&zip, dir, files);
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auto result = compressDirFiles(&zip, dir, files, followSymlinks);
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zip.close();
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if(zip.getZipError()!=0) {
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@ -171,17 +171,18 @@ void CopyInstanceDialog::updateSelectAllCheckbox()
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void CopyInstanceDialog::updateUseCloneCheckbox()
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{
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ui->useCloneCheckbox->setEnabled(m_cloneSupported && !ui->linkFilesGroup->isChecked());
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ui->useCloneCheckbox->setChecked(m_cloneSupported && m_selectedOptions.isUseCloneEnabled());
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ui->useCloneCheckbox->setEnabled(m_cloneSupported && !ui->symbolicLinksCheckbox->isChecked() && !ui->hardLinksCheckbox->isChecked());
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ui->useCloneCheckbox->setChecked(m_cloneSupported && m_selectedOptions.isUseCloneEnabled() && !ui->symbolicLinksCheckbox->isChecked() &&
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!ui->hardLinksCheckbox->isChecked());
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}
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void CopyInstanceDialog::updateLinkOptions()
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{
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ui->symbolicLinksCheckbox->setEnabled(m_linkSupported && !ui->hardLinksCheckbox->isChecked());
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ui->hardLinksCheckbox->setEnabled(m_linkSupported && !ui->symbolicLinksCheckbox->isChecked());
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ui->symbolicLinksCheckbox->setEnabled(m_linkSupported && !ui->hardLinksCheckbox->isChecked() && !ui->useCloneCheckbox->isChecked());
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ui->hardLinksCheckbox->setEnabled(m_linkSupported && !ui->symbolicLinksCheckbox->isChecked() && !ui->useCloneCheckbox->isChecked());
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ui->symbolicLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseSymLinksEnabled());
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ui->hardLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseHardLinksEnabled());
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ui->symbolicLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseSymLinksEnabled() && !ui->useCloneCheckbox->isChecked());
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ui->hardLinksCheckbox->setChecked(m_linkSupported && m_selectedOptions.isUseHardLinksEnabled() && !ui->useCloneCheckbox->isChecked());
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bool linksInUse = (ui->symbolicLinksCheckbox->isChecked() || ui->hardLinksCheckbox->isChecked());
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ui->recursiveLinkCheckbox->setEnabled(m_linkSupported && linksInUse && !ui->hardLinksCheckbox->isChecked());
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@ -278,16 +279,14 @@ void CopyInstanceDialog::on_hardLinksCheckbox_stateChanged(int state)
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if (state == Qt::Checked && !ui->recursiveLinkCheckbox->isChecked()) {
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ui->recursiveLinkCheckbox->setChecked(true);
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}
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updateUseCloneCheckbox();
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updateLinkOptions();
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}
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void CopyInstanceDialog::on_recursiveLinkCheckbox_stateChanged(int state)
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{
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m_selectedOptions.enableLinkRecursively(state == Qt::Checked);
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if (state != Qt::Checked) {
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ui->hardLinksCheckbox->setChecked(false);
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ui->dontLinkSavesCheckbox->setChecked(false);
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}
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updateLinkOptions();
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}
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@ -299,6 +298,6 @@ void CopyInstanceDialog::on_dontLinkSavesCheckbox_stateChanged(int state)
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void CopyInstanceDialog::on_useCloneCheckbox_stateChanged(int state)
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{
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m_selectedOptions.enableUseClone(m_cloneSupported && (state == Qt::Checked));
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ui->linkFilesGroup->setEnabled(!m_selectedOptions.isUseCloneEnabled());
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updateUseCloneCheckbox();
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updateLinkOptions();
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}
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@ -57,6 +57,11 @@ class LinkTask : public Task {
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m_lnk->whitelist(b);
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}
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void setMaxDepth(int depth)
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{
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m_lnk->setMaxDepth(depth);
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}
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private:
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void executeTask() override
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{
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@ -630,6 +635,149 @@ slots:
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QVERIFY(target_dir.entryList(filter).contains("pack.mcmeta"));
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}
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}
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void test_link_with_max_depth()
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{
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QString folder = QFINDTESTDATA("testdata/FileSystem/test_folder");
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auto f = [&folder, this]()
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{
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QTemporaryDir tempDir;
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tempDir.setAutoRemove(true);
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qDebug() << "From:" << folder << "To:" << tempDir.path();
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QDir target_dir(FS::PathCombine(tempDir.path(), "test_folder"));
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qDebug() << tempDir.path();
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qDebug() << target_dir.path();
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LinkTask lnk_tsk(folder, target_dir.path());
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lnk_tsk.linkRecursively(true);
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lnk_tsk.setMaxDepth(0);
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QObject::connect(&lnk_tsk, &Task::finished, [&]{
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QVERIFY2(lnk_tsk.wasSuccessful(), "Task finished but was not successful when it should have been.");
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});
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lnk_tsk.start();
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QVERIFY2(QTest::qWaitFor([&]() {
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return lnk_tsk.isFinished();
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}, 100000), "Task didn't finish as it should.");
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QVERIFY(!QFileInfo(target_dir.path()).isSymLink());
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auto filter = QDir::Filter::Files | QDir::Filter::Dirs | QDir::Filter::Hidden;
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for(auto entry: target_dir.entryList(filter))
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{
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qDebug() << entry;
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if (entry == "." || entry == "..") continue;
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QFileInfo entry_lnk_info(target_dir.filePath(entry));
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QVERIFY(entry_lnk_info.isSymLink());
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}
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QFileInfo lnk_info(target_dir.path());
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QVERIFY(lnk_info.exists());
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QVERIFY(!lnk_info.isSymLink());
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QVERIFY(target_dir.entryList().contains("pack.mcmeta"));
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QVERIFY(target_dir.entryList().contains("assets"));
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};
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// first try variant without trailing /
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QVERIFY(!folder.endsWith('/'));
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f();
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// then variant with trailing /
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folder.append('/');
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QVERIFY(folder.endsWith('/'));
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f();
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}
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void test_link_with_no_max_depth()
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{
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QString folder = QFINDTESTDATA("testdata/FileSystem/test_folder");
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auto f = [&folder]()
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{
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QTemporaryDir tempDir;
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tempDir.setAutoRemove(true);
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qDebug() << "From:" << folder << "To:" << tempDir.path();
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QDir target_dir(FS::PathCombine(tempDir.path(), "test_folder"));
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qDebug() << tempDir.path();
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qDebug() << target_dir.path();
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LinkTask lnk_tsk(folder, target_dir.path());
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lnk_tsk.linkRecursively(true);
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lnk_tsk.setMaxDepth(-1);
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QObject::connect(&lnk_tsk, &Task::finished, [&]{
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QVERIFY2(lnk_tsk.wasSuccessful(), "Task finished but was not successful when it should have been.");
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});
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lnk_tsk.start();
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QVERIFY2(QTest::qWaitFor([&]() {
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return lnk_tsk.isFinished();
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}, 100000), "Task didn't finish as it should.");
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std::function<void(QString)> verify_check = [&](QString check_path) {
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QDir check_dir(check_path);
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auto filter = QDir::Filter::Files | QDir::Filter::Dirs | QDir::Filter::Hidden;
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for(auto entry: check_dir.entryList(filter))
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{
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QFileInfo entry_lnk_info(check_dir.filePath(entry));
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qDebug() << entry << check_dir.filePath(entry);
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if (!entry_lnk_info.isDir()){
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QVERIFY(entry_lnk_info.isSymLink());
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} else if (entry != "." && entry != "..") {
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qDebug() << "Decending tree to verify symlinks:" << check_dir.filePath(entry);
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verify_check(entry_lnk_info.filePath());
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}
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}
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};
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|
||||
verify_check(target_dir.path());
|
||||
|
||||
|
||||
QFileInfo lnk_info(target_dir.path());
|
||||
QVERIFY(lnk_info.exists());
|
||||
|
||||
QVERIFY(target_dir.entryList().contains("pack.mcmeta"));
|
||||
QVERIFY(target_dir.entryList().contains("assets"));
|
||||
};
|
||||
|
||||
// first try variant without trailing /
|
||||
QVERIFY(!folder.endsWith('/'));
|
||||
f();
|
||||
|
||||
// then variant with trailing /
|
||||
folder.append('/');
|
||||
QVERIFY(folder.endsWith('/'));
|
||||
f();
|
||||
}
|
||||
|
||||
void test_path_depth() {
|
||||
QCOMPARE_EQ(FS::PathDepth(""), 0);
|
||||
QCOMPARE_EQ(FS::PathDepth("."), 0);
|
||||
QCOMPARE_EQ(FS::PathDepth("foo.txt"), 0);
|
||||
QCOMPARE_EQ(FS::PathDepth("./foo.txt"), 0);
|
||||
QCOMPARE_EQ(FS::PathDepth("./bar/foo.txt"), 1);
|
||||
QCOMPARE_EQ(FS::PathDepth("../bar/foo.txt"), 0);
|
||||
QCOMPARE_EQ(FS::PathDepth("/bar/foo.txt"), 1);
|
||||
QCOMPARE_EQ(FS::PathDepth("baz/bar/foo.txt"), 2);
|
||||
QCOMPARE_EQ(FS::PathDepth("/baz/bar/foo.txt"), 2);
|
||||
QCOMPARE_EQ(FS::PathDepth("./baz/bar/foo.txt"), 2);
|
||||
QCOMPARE_EQ(FS::PathDepth("/baz/../bar/foo.txt"), 1);
|
||||
}
|
||||
|
||||
void test_path_trunc() {
|
||||
QCOMPARE_EQ(FS::PathTruncate("", 0), "");
|
||||
QCOMPARE_EQ(FS::PathTruncate("foo.txt", 0), "");
|
||||
QCOMPARE_EQ(FS::PathTruncate("foo.txt", 1), "");
|
||||
QCOMPARE_EQ(FS::PathTruncate("./bar/foo.txt", 0), "./bar");
|
||||
QCOMPARE_EQ(FS::PathTruncate("./bar/foo.txt", 1), "./bar");
|
||||
QCOMPARE_EQ(FS::PathTruncate("/bar/foo.txt", 1), "/bar");
|
||||
QCOMPARE_EQ(FS::PathTruncate("bar/foo.txt", 1), "bar");
|
||||
QCOMPARE_EQ(FS::PathTruncate("baz/bar/foo.txt", 2), "baz/bar");
|
||||
}
|
||||
};
|
||||
|
||||
QTEST_GUILESS_MAIN(FileSystemTest)
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user