1 files changed, 104 insertions, 0 deletions
diff --git a/src/core/utils/FilesystemUtils.cpp b/src/core/utils/FilesystemUtils.cpp
new file mode 100644
index 00000000..9e531955
--- /dev/null
+++ b/src/core/utils/FilesystemUtils.cpp
@@ -0,0 +1,104 @@
+/**
+ * Copyright (C) 2021 Saturneric <[email protected]>
+ *
+ * This file is part of GpgFrontend.
+ *
+ * GpgFrontend is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GpgFrontend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The initial version of the source code is inherited from
+ * the gpg4usb project, which is under GPL-3.0-or-later.
+ *
+ * All the source code of GpgFrontend was modified and released by
+ * Saturneric <[email protected]> starting on May 12, 2021.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "FilesystemUtils.h"
+
+namespace GpgFrontend {
+
+auto GetOnlyFileNameWithPath(const QString &path) -> QString {
+  // Create a path object from given string
+  QFileInfo file_info(path);
+  // Check if file name in the path object has extension
+  if (!file_info.fileName().isEmpty()) {
+    // Fetch the extension from path object and return
+    return file_info.path() + "/" + file_info.baseName();
+  }
+  // In case of no extension return empty string
+  return {};
+}
+
+auto GetFileExtension(const QString &path) -> QString {
+  return QFileInfo(path).suffix();
+}
+
+/**
+ * @brief
+ *
+ */
+auto GetFileSizeByPath(const QString &path, const QString &filename_pattern)
+    -> int64_t {
+  auto dir = QDir(path);
+  QFileInfoList const file_list =
+      dir.entryInfoList(QStringList() << filename_pattern, QDir::Files);
+  qint64 total_size = 0;
+
+  for (const QFileInfo &file_info : file_list) {
+    total_size += file_info.size();
+  }
+  return total_size;
+}
+
+/**
+ * @brief
+ *
+ */
+auto GetHumanFriendlyFileSize(int64_t size) -> QString {
+  auto num = static_cast<double>(size);
+  QStringList list;
+  list << "KB"
+       << "MB"
+       << "GB"
+       << "TB";
+
+  QStringListIterator i(list);
+  QString unit("bytes");
+
+  while (num >= 1024.0 && i.hasNext()) {
+    unit = i.next();
+    num /= 1024.0;
+  }
+  return (QString().setNum(num, 'f', 2) + " " + unit);
+}
+
+/**
+ * @brief
+ *
+ */
+void DeleteAllFilesByPattern(const QString &path,
+                             const QString &filename_pattern) {
+  auto dir = QDir(path);
+
+  QStringList const log_files =
+      dir.entryList(QStringList() << filename_pattern, QDir::Files);
+
+  for (const auto &file : log_files) {
+    QFile::remove(dir.absoluteFilePath(file));
+  }
+}
+
+}  // namespace GpgFrontend
+\ No newline at end of file