From fc65ba4ced33e82eca4787270ce1a288acf35631 Mon Sep 17 00:00:00 2001
From: ngosang <diegodelasheras@gmail.com>
Date: Thu, 24 Sep 2015 18:17:50 +0200
Subject: [PATCH] [searchengine] Fix invalid plugin message

---
 src/searchengine/engineselectdlg.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/searchengine/engineselectdlg.cpp b/src/searchengine/engineselectdlg.cpp
index 2841aed12..a0685d7d3 100644
--- a/src/searchengine/engineselectdlg.cpp
+++ b/src/searchengine/engineselectdlg.cpp
@@ -248,6 +248,10 @@ bool engineSelectDlg::isUpdateNeeded(QString plugin_name, qreal new_version) con
 void engineSelectDlg::installPlugin(QString path, QString plugin_name) {
   qDebug("Asked to install plugin at %s", qPrintable(path));
   qreal new_version = SearchEngine::getPluginVersion(path);
+  if (new_version == 0.0) {
+    QMessageBox::warning(this, tr("Invalid plugin"), tr("The search engine plugin is invalid, please contact the author."));
+    return;
+  }
   qDebug("Version to be installed: %.2f", new_version);
   if (!isUpdateNeeded(plugin_name, new_version)) {
     qDebug("Apparently update is not needed, we have a more recent version");