Wizard: Gracefully fall back to HTTP if HTTPS connection fails

If the connection fails, the user is now being asked if he does
agree to a new attempt via an unencrypted connection. If he complies,
the connection will be reattempted using plain HTTP.

Fixes #1356

1 files changed, 13 insertions, 0 deletions

diff --git a/src/wizard/owncloudsetuppage.cpp b/src/wizard/owncloudsetuppage.cpp
index 4900695c6..abe63bd6d 100644
--- a/src/wizard/owncloudsetuppage.cpp
+++ b/src/wizard/owncloudsetuppage.cpp
@@ -17,6 +17,7 @@
 #include <QFileDialog>
 #include <QUrl>
 #include <QPushButton>
+#include <QMessageBox>
 
 #include "QProgressIndicator.h"
 
@@ -218,6 +219,18 @@ void OwncloudSetupPage::setErrorString( const QString& err )
     if( err.isEmpty()) {
         _ui.errorLabel->setVisible(false);
     } else {
+        if (_ui.leUrl->text().startsWith("https://")) {
+            QString msg = tr("Could not connect securely. Do you want to connect unencrypted instead (not recommended)?").arg(err);
+            QString title = tr("Connection failed");
+            if (QMessageBox::question(this, title, msg, QMessageBox::Yes, QMessageBox::No) == QMessageBox::Yes) {
+                QUrl url(_ui.leUrl->text());
+                url.setScheme("http");
+                _ui.leUrl->setText(url.toString());
+                // skip ahead to next page, since the user would expect us to retry automatically
+                wizard()->next();
+            }
+        }
+
         _ui.errorLabel->setVisible(true);
         _ui.errorLabel->setText(err);
     }