Fix temp clipboard path

Fixes bad global temp path for clipboard cut/paste.

Ref: #197

Author: rodlie

fm/src/actiontriggers.cpp

@@ -421,11 +421,14 @@ void MainWindow::cutFile() {
   modelList->addCutItems(fileList);
 
   // Save a temp file to allow pasting in a different instance
-  QFile tempFile(QDir::tempPath() + QString("/%1.temp").arg(APP));
-  tempFile.open(QIODevice::WriteOnly);
-  QDataStream out(&tempFile);
-  out << fileList;
-  tempFile.close();
+  const QString clipboardFile = Common::getTempClipboardFile();
+  if (!clipboardFile.isEmpty()) {
+      QFile tempFile(clipboardFile);
+      tempFile.open(QIODevice::WriteOnly);
+      QDataStream out(&tempFile);
+      out << fileList;
+      tempFile.close();
+  }
 
   QApplication::clipboard()->setMimeData(modelView->mimeData(selList));
 

fm/src/mainwindow.cpp

@@ -958,7 +958,7 @@ void MainWindow::pasteClipboard() {
   else { newPath = pathEdit->itemText(0); }
 
   // Check list of files that are to be cut
-  QFile tempFile(QDir::tempPath() + "/" + APP + ".temp");
+  QFile tempFile(Common::getTempClipboardFile());
   if (tempFile.exists()) {
     tempFile.open(QIODevice::ReadOnly);
     QDataStream out(&tempFile);

libfm/common.cpp

@@ -679,3 +679,21 @@ QString Common::hasThumbnail(const QString &filename)
     }
     return QString();
 }
+
+QString Common::getTempPath()
+{
+    const QString path = QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation);
+    qDebug() << "Temp folder" << path;
+    QDir dir(path);
+    if (!dir.exists()) {
+        if (!dir.mkpath(path)) { return QString(); }
+    }
+    return path;
+}
+
+QString Common::getTempClipboardFile()
+{
+    const QString path = getTempPath();
+    if (path.isEmpty()) { return QString(); }
+    return QString("%1/clipboard.tmp").arg(path);
+}

libfm/common.h

@@ -104,6 +104,8 @@ class Common
     static QString getXdgCacheHome();
     static QString getThumbnailHash(const QString &filename);
     static QString hasThumbnail(const QString &filename);
+    static QString getTempPath();
+    static QString getTempClipboardFile();
 };
 
 #endif // COMMON_H

libfm/mymodel.cpp

@@ -1480,6 +1480,7 @@ void myModel::addCutItems(QStringList files)
 void myModel::clearCutItems()
 {
     cutItems.clear();
-    QFile(QDir::tempPath() + QString("/%1.temp").arg(APP)).remove();
+    QFile temp(Common::getTempClipboardFile());
+    if (temp.exists()) { temp.remove(); }
 }