Update cover page of thesis

hhuthesis.cls

 \NeedsTeXFormat{LaTeX2e}
-\ProvidesClass{hhuthesis}[2019/11/22 HHU Thesis LaTeX document class v1.8]
+\ProvidesClass{hhuthesis}[2019/12/16 HHU Thesis LaTeX document class v1.9]
 
 \DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}} % Options fallback.
 \ProcessOptions\relax
@@ -23,6 +23,9 @@
 \newcommand{\gratuationtype}[1]{\renewcommand{\@degree}{#1}}
 \newcommand{\@degree}{Bachelor}
 
+\newcommand{\subject}[1]{\renewcommand{\@subject}{#1}}
+\newcommand{\@subject}{Informatik}
+
 %% Allows switching between colour and black/white printing
 \newif\ifprintblackwhite
 \printblackwhitefalse
@@ -52,6 +55,8 @@
 \definecolor{hhuorange}{HTML}{ee7f00} % Orange
 \definecolor{hhured}{HTML}{be0a26} % Rot
 
+\RequirePackage{ifthen}
+
 \RequirePackage{tikz}
 \RequirePackage{pgf,pgfplots}
 %% Setup of colour cylce lists for pgfplots
@@ -191,10 +196,15 @@
   \begin{center}
     {\LARGE \textbf \@title \par}%
     \vfill
-    {\large \textbf \@author \par}%
+    {von\\\large \textbf \@author \par}%
     \vfill
-    {\large \@degree{}arbeit \par}%
-    \vspace{35mm}
+    {{\large \@degree{}arbeit}\par
+      im Studiengang \@subject \\
+      zur Erlangung des akademischen Grades \par
+      {\large\@degree{} of Science
+        (\ifthenelse{\equal{\@degree}{Master}}{M}{B}.Sc.) \par}
+      \par}%
+    \vspace{20mm}
     \begin{tabular}{ll}
       Beginn der Arbeit: & \@begin \\
       Abgabe der Arbeit: & \@due \\
@@ -329,7 +339,7 @@
 \newcommand{\@makedeclaration}{%
   \@beginparpenalty\@lowpenalty
   \begin{center}%
-    \bfseries \large Ehrenw\"ortliche Erkl\"arung
+    \bfseries \large Selbstst\"andigkeitserkl\"arung
     \@endparpenalty\@M
   \end{center}%
 

thesis.tex

@@ -29,6 +29,9 @@
 \gratuationtype{Bachelor}
 % \gratuationtype{Master}
 
+%% Ihr Studienfach
+\subject{Informatik}
+
 %% Beginn- und Abgabedaten der Arbeit
 \begindate{03. September 2019} % Beginn
 \duedate{03. Dezember 2019} % Abgabe