From fac30831e9235bb3373a0a96c40c9b653f87e34c Mon Sep 17 00:00:00 2001
From: ck <qt-info@nokia.com>
Date: Thu, 14 Jan 2010 10:52:25 +0100
Subject: Use QTemporaryFile for opening documents in external applications.

Reviewed-by: kh1
---
 tools/assistant/tools/assistant/helpviewer.cpp | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/tools/assistant/tools/assistant/helpviewer.cpp b/tools/assistant/tools/assistant/helpviewer.cpp
index 4ba896c..f20cbc1 100644
--- a/tools/assistant/tools/assistant/helpviewer.cpp
+++ b/tools/assistant/tools/assistant/helpviewer.cpp
@@ -48,6 +48,8 @@
 #include <QtCore/QEvent>
 #include <QtCore/QVariant>
 #include <QtCore/QByteArray>
+#include <QtCore/QStringBuilder>
+#include <QtCore/QTemporaryFile>
 #include <QtCore/QTimer>
 
 #include <QtGui/QMenu>
@@ -243,19 +245,17 @@ bool HelpPage::acceptNavigationRequest(QWebFrame *,
     if (isLocalUrl(url)) {
         const QString& path = url.path();
         if (path.endsWith(QLatin1String(".pdf"))) {
-            const int lastDash = path.lastIndexOf(QChar('/'));
-            QString fileName = QDir::tempPath() + QDir::separator();
-            if (lastDash < 0)
-                fileName += path;
-            else
-                fileName += path.mid(lastDash + 1, path.length());
-
-            QFile tmpFile(QDir::cleanPath(fileName));
-            if (tmpFile.open(QIODevice::ReadWrite)) {
-                tmpFile.write(HelpEngineWrapper::instance().fileData(url));
-                tmpFile.close();
+            QTemporaryFile tmpTmpFile;
+            if (!tmpTmpFile.open())
+                return false;
+            const QString extension = QFileInfo(path).completeSuffix();
+            QFile actualTmpFile(tmpTmpFile.fileName() % QLatin1String(".")
+                                % extension);
+            if (actualTmpFile.open(QIODevice::ReadWrite | QIODevice::Truncate)) {
+                actualTmpFile.write(HelpEngineWrapper::instance().fileData(url));
+                actualTmpFile.close();
+                QDesktopServices::openUrl(QUrl(actualTmpFile.fileName()));
             }
-            QDesktopServices::openUrl(QUrl(tmpFile.fileName()));
 
             if (closeNewTab)
                 QMetaObject::invokeMethod(CentralWidget::instance(), "closeTab");
-- 
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