From b862336d17e44f7fe457490fc091e17ba38e151a Mon Sep 17 00:00:00 2001
From: Ryan Huffman <ryanhuffman@gmail.com>
Date: Mon, 14 Aug 2017 15:25:33 -0700
Subject: [PATCH] Add PathUtils::generateTemporaryDir()

---
 libraries/shared/src/PathUtils.cpp | 13 +++++++++++++
 libraries/shared/src/PathUtils.h   |  3 +++
 2 files changed, 16 insertions(+)

diff --git a/libraries/shared/src/PathUtils.cpp b/libraries/shared/src/PathUtils.cpp
index 0636411f51..20e30e15e8 100644
--- a/libraries/shared/src/PathUtils.cpp
+++ b/libraries/shared/src/PathUtils.cpp
@@ -54,6 +54,19 @@ QString PathUtils::getAppLocalDataFilePath(const QString& filename) {
     return QDir(getAppLocalDataPath()).absoluteFilePath(filename);
 }
 
+QString PathUtils::generateTemporaryDir() {
+    QDir rootTempDir = QDir::tempPath();
+    QString appName = qApp->applicationName();
+    for (auto i = 0; i < 64; ++i) {
+        auto now = std::chrono::system_clock::now().time_since_epoch().count();
+        QDir tempDir = rootTempDir.filePath(appName + "-" + QString::number(now));
+        if (tempDir.mkpath(".")) {
+            return tempDir.absolutePath();
+        }
+    }
+    return "";
+}
+
 QString fileNameWithoutExtension(const QString& fileName, const QVector<QString> possibleExtensions) {
     QString fileNameLowered = fileName.toLower();
     foreach (const QString possibleExtension, possibleExtensions) {
diff --git a/libraries/shared/src/PathUtils.h b/libraries/shared/src/PathUtils.h
index 3cb3cd3b63..8c4bcf2394 100644
--- a/libraries/shared/src/PathUtils.h
+++ b/libraries/shared/src/PathUtils.h
@@ -14,6 +14,7 @@
 
 #include <QtCore/QObject>
 #include <QtCore/QUrl>
+#include <QtCore/QDir>
 
 #include "DependencyManager.h"
 
@@ -36,6 +37,8 @@ public:
     static QString getAppDataFilePath(const QString& filename);
     static QString getAppLocalDataFilePath(const QString& filename);
 
+    static QString generateTemporaryDir();
+
     static Qt::CaseSensitivity getFSCaseSensitivity();
     static QString stripFilename(const QUrl& url);
     // note: this is FS-case-sensitive version of parentURL.isParentOf(childURL)