fix latex output with Sage 5.4

in newer Sage versions the latex output is encapsulated diffrently. Adapt the backend to those changes. BUG: 310513

fix latex output with Sage 5.4
in newer Sage versions the latex output is encapsulated diffrently. Adapt the backend to those changes. BUG: 310513
addc032c · Alexander Rieder · 9ee77ea6 · addc032c
Commit addc032c authored Dec 05, 2012 by Alexander Rieder
--- a/src/backends/sage/sageexpression.cpp
+++ b/src/backends/sage/sageexpression.cpp
@@ -179,7 +179,7 @@ void SageExpression::evalFinished()

        QString stripped=m_outputCache;
        const bool isHtml=stripped.contains(QLatin1String("<html>"));
-        const bool isLatex=m_outputCache.contains("class=\"math\""); //Check if it's latex stuff
+        const bool isLatex=m_outputCache.contains("class=\"math\"")||m_outputCache.contains("type=\"math/tex\""); //Check if it's latex stuff
        if(isLatex) //It's latex stuff so encapsulate it into an eqnarray environment
        {
            stripped.replace("<html>", "\\begin{eqnarray*}");