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#include "grepfindthread.h"
#include "debug.h"
#include <QDir>
#include <QSet>
#include <project/projectmodel.h>
#include <interfaces/iproject.h>
#include <interfaces/iprojectcontroller.h>
#include <interfaces/icore.h>
#include <serialization/indexedstring.h>
#include <util/wildcardhelpers.h>
#include <algorithm>
using KDevelop::IndexedString;
/**
* @return Return true in case @p url is in @p dir within a maximum depth of @p maxDepth
*/
static bool isInDirectory(const QUrl& url, const QUrl& dir, int maxDepth)
{
QUrl folderUrl = url.adjusted(QUrl::RemoveFilename);
int currentLevel = maxDepth;
while(currentLevel > 0) {
folderUrl = folderUrl.adjusted(QUrl::RemoveFilename | QUrl::StripTrailingSlash);
if ( folderUrl == dir.adjusted(QUrl::StripTrailingSlash) ) {
return true;
}
currentLevel--;
}
return false;
}
// the abort parameter must be volatile so that it
// is evaluated every time - optimization might prevent that
static QList<QUrl> thread_getProjectFiles(const QUrl& dir, int depth, const QStringList& include,
const QStringList& exlude, volatile bool &abort)
{
///@todo This is not thread-safe!
KDevelop::IProject *project = KDevelop::ICore::self()->projectController()->findProjectForUrl( dir );
QList<QUrl> res;
if(!project)
return res;
const QSet<IndexedString> fileSet = project->fileSet();
for (const IndexedString& item : fileSet) {
if(abort)
break;
QUrl url = item.toUrl();
if( url != dir )
{
if ( depth == 0 ) {
if ( url.adjusted(QUrl::RemoveFilename | QUrl::StripTrailingSlash) != dir.adjusted(QUrl::StripTrailingSlash) ) {
continue;
}
} else if ( !dir.isParentOf(url) ) {
continue;
} else if ( depth > 0 ) {
// To ensure the current file is within the defined depth limit, navigate up the tree for as many levels
// as the depth value, trying to find "dir", which is the project folder. If after all the loops there
// is no match, it means the current file is deeper down the project tree than the limit depth, and so
// it must be skipped.
if(!isInDirectory(url, dir, depth))
continue;
}
}
if( QDir::match(include, url.fileName()) && !WildcardHelpers::match(exlude, url.toLocalFile()) )
res << url;
}
return res;
}
static QList<QUrl> thread_findFiles(const QDir& dir, int depth, const QStringList& include,
const QStringList& exclude, volatile bool &abort)
{
QFileInfoList infos = dir.entryInfoList(include, QDir::NoDotAndDotDot|QDir::Files|QDir::Readable|QDir::Hidden);
if(!QFileInfo(dir.path()).isDir())
infos << QFileInfo(dir.path());
QList<QUrl> dirFiles;
for (const QFileInfo& currFile : qAsConst(infos)) {
QString currName = currFile.canonicalFilePath();
if(!WildcardHelpers::match(exclude, currName))
dirFiles << QUrl::fromLocalFile(currName);
}
if(depth != 0)
{
constexpr QDir::Filters dirFilter = QDir::NoDotAndDotDot|QDir::AllDirs|QDir::Readable|QDir::NoSymLinks|QDir::Hidden;
const auto dirs = dir.entryInfoList(QStringList(), dirFilter);
for (const QFileInfo& currDir : dirs) {
if(abort)
break;
QString canonical = currDir.canonicalFilePath();
if (!canonical.startsWith(dir.canonicalPath()))
continue;
if ( depth > 0 ) {
depth--;
}
dirFiles << thread_findFiles(canonical, depth, include, exclude, abort);
}
}
return dirFiles;
}
GrepFindFilesThread::GrepFindFilesThread(QObject* parent,
const QList<QUrl>& startDirs,
int depth, const QString& pats,
const QString& excl,
bool onlyProject)
: QThread(parent)
, m_startDirs(startDirs)
, m_patString(pats)
, m_exclString(excl)
, m_depth(depth)
, m_project(onlyProject)
, m_tryAbort(false)
{
setTerminationEnabled(false);
}
void GrepFindFilesThread::tryAbort()
{
m_tryAbort = true;
}
bool GrepFindFilesThread::triesToAbort() const
{
return m_tryAbort;
}
void GrepFindFilesThread::run()
{
QStringList include = GrepFindFilesThread::parseInclude(m_patString);
QStringList exclude = GrepFindFilesThread::parseExclude(m_exclString);
qCDebug(PLUGIN_GREPVIEW) << "running with start dir" << m_startDirs;
for (const QUrl& directory : qAsConst(m_startDirs)) {
if(m_project)
m_files += thread_getProjectFiles(directory, m_depth, include, exclude, m_tryAbort);
else
{
m_files += thread_findFiles(directory.toLocalFile(), m_depth, include, exclude, m_tryAbort);
}
}
}
QList<QUrl> GrepFindFilesThread::files() const {
auto tmpList = m_files;
std::sort(tmpList.begin(), tmpList.end());
tmpList.erase(std::unique(tmpList.begin(), tmpList.end()), tmpList.end());
return tmpList;
}
QStringList GrepFindFilesThread::parseExclude(const QString& excl)
{
QStringList exclude;
// Split around commas or spaces
#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
const auto excludesList = excl.splitRef(QRegExp(QStringLiteral(",|\\s")), Qt::SkipEmptyParts);
#else
const auto excludesList = excl.split(QRegExp(QStringLiteral(",|\\s")), QString::SkipEmptyParts);
#endif
exclude.reserve(excludesList.size());
for (const auto& sub : excludesList) {
exclude << QStringLiteral("*%1*").arg(sub);
}
return exclude;
}
QStringList GrepFindFilesThread::parseInclude(const QString& inc)
{
// Split around commas or spaces
#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
return inc.split(QRegExp(QStringLiteral(",|\\s")), Qt::SkipEmptyParts);
#else
return inc.split(QRegExp(QStringLiteral(",|\\s")), QString::SkipEmptyParts);
#endif
}
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