Integrated file selection dialogue with the main code. Improved the

[openvpnui.git] / src / filebrowse / searchworker.cpp

diff --git a/src/filebrowse/searchworker.cpp b/src/filebrowse/searchworker.cpp
new file mode 100644 (file)
index 0000000..0b44930
--- /dev/null
+++ b/src/filebrowse/searchworker.cpp
@@ -0,0 +1,105 @@
+#include "searchworker.h"
+#include <QDateTime>
+#include <QSettings>
+#include "globals.h"
+
+SearchWorker::SearchWorker(QObject *parent) :
+    QThread(parent),
+    m_cancelled(NotCancelled)
+{
+}
+
+SearchWorker::~SearchWorker()
+{
+}
+
+void SearchWorker::startSearch(QString directory, QString searchTerm)
+{
+    if (isRunning()) {
+        emit errorOccurred(tr("Search already in progress"), "");
+        return;
+    }
+    if (directory.isEmpty() || searchTerm.isEmpty()) {
+        emit errorOccurred(tr("Bad search parameters"), "");
+        return;
+    }
+
+    m_directory = directory;
+    m_searchTerm = searchTerm;
+    m_currentDirectory = directory;
+    m_cancelled.storeRelease(NotCancelled);
+    start();
+}
+
+void SearchWorker::cancel()
+{
+    m_cancelled.storeRelease(Cancelled);
+}
+
+void SearchWorker::run() Q_DECL_OVERRIDE
+{
+    QString errMsg = searchRecursively(m_directory, m_searchTerm.toLower());
+    if (!errMsg.isEmpty())
+        emit errorOccurred(errMsg, m_currentDirectory);
+
+    emit progressChanged("");
+    emit done();
+}
+
+QString SearchWorker::searchRecursively(QString directory, QString searchTerm)
+{
+    // skip some system folders - they don't really have any interesting stuff
+    if (directory.startsWith("/proc") ||
+            directory.startsWith("/sys/block"))
+        return QString();
+
+    QDir dir(directory);
+    if (!dir.exists())  // skip "non-existent" directories (found in /dev)
+        return QString();
+
+    // update progress
+    m_currentDirectory = directory;
+    emit progressChanged(m_currentDirectory);
+
+    QSettings settings;
+    bool hiddenSetting = settings.value("show-hidden-files", false).toBool();
+    QDir::Filter hidden = hiddenSetting ? QDir::Hidden : (QDir::Filter)0;
+
+    // search dirs
+    QStringList names = dir.entryList(QDir::NoDotAndDotDot | QDir::AllDirs | hidden);
+    for (int i = 0 ; i < names.count() ; ++i) {
+        // stop if cancelled
+        if (m_cancelled.loadAcquire() == Cancelled)
+            return QString();
+
+        QString filename = names.at(i);
+        QString fullpath = dir.absoluteFilePath(filename);
+
+        if (filename.toLower().indexOf(searchTerm) >= 0)
+            emit matchFound(fullpath);
+
+        QFileInfo info(fullpath); // skip symlinks to prevent infinite loops
+        if (info.isSymLink())
+            continue;
+
+        QString errmsg = searchRecursively(fullpath, searchTerm);
+        if (!errmsg.isEmpty())
+            return errmsg;
+    }
+
+    // search files
+    names = dir.entryList(QDir::Files | hidden);
+    for (int i = 0 ; i < names.count() ; ++i) {
+        // stop if cancelled
+        if (m_cancelled.loadAcquire() == Cancelled)
+            return QString();
+
+        QString filename = names.at(i);
+        QString fullpath = dir.absoluteFilePath(filename);
+
+        if (filename.toLower().indexOf(searchTerm) >= 0)
+            emit matchFound(fullpath);
+    }
+
+    return QString();
+}