From 025c0152db35e980250dc95ffa6a61578901ae3b Mon Sep 17 00:00:00 2001
From: Felipe Portales-Oliva <f.portales.oliva@gmail.com>
Date: Thu, 18 Apr 2019 02:11:20 -0400
Subject: [PATCH] converted professor, class and institution data into optional
 arguments through some TeX wizardry

---
 fphw.cls     | 13 +++++++------
 template.tex | 12 ++++++------
 2 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/fphw.cls b/fphw.cls
index 1eb18e9..ad2feb1 100644
--- a/fphw.cls
+++ b/fphw.cls
@@ -17,11 +17,11 @@
 %%%% These are some commands where we declare new commands for the class
 
 % We define the macro for the name of the professor
-\newcommand{\professor}[1]{ \renewcommand{\professor}{#1} }
+\newcommand{\professor}[1]{ \newcommand{\professorloc}{#1} }
 % We define the macro for the name of the course
-\newcommand{\class}[1]{ \renewcommand{\class}{#1} }
+\newcommand{\class}[1]{ \newcommand{\classlocal}{#1} }
 % We define the macro for the name of the institution
-\newcommand{\institute}[1]{ \renewcommand{\institute}{#1} }
+\newcommand{\institute}[1]{ \newcommand{\instituteloc}{#1} }
 
 %these are auxiliary definitions used in the title section
 \newcommand{\CourseLang}{Course}
@@ -90,14 +90,14 @@
 \renewcommand{\headrulewidth}{0.4pt} % we want rules 
 \renewcommand{\footrulewidth}{0.4pt}
 \fancyhead[RO] {\footnotesize\thepage}
-\fancyhead[LO] {\footnotesize\itshape\class{} -- \makeatletter\@title\makeatother }
+\fancyhead[LO] {\footnotesize{\ifx\classlocal\undefined{}\else\itshape\classlocal{} --{} \fi}\makeatletter\@title\makeatother }
 \fancyfoot[RO] {\footnotesize\itshape\makeatletter\@author\makeatother}
 
 % New title style for the document
 \renewcommand{\maketitle}{%
     \thispagestyle{plain}
     \begin{center}
-        {\scshape \institute} \\[10pt]
+        \ifx\instituteloc\undefined{}\else{\scshape \instituteloc} \\[10pt] \fi
         \hrule
         \vspace{10pt}
         {\LARGE \bfseries \@title} \\[5pt]
@@ -105,7 +105,8 @@
         \vspace{8pt}
         \hrule
         \vspace{10pt}
-        \CourseLang: {\itshape\class} -- \ProfessorLang: {\itshape\professor} 
+        \ifx\classlocal\undefined{}\else\CourseLang: {\itshape \classlocal{ } \ifx\professorloc\undefined{}\else{-- }\fi  }\fi
+        \ifx\professorloc\undefined{}\else{\ProfessorLang: {\itshape\professorloc}}\fi 
         \\
         \DateLang: {\itshape\@date}
         \vspace{20pt}
diff --git a/template.tex b/template.tex
index 2a17b12..728e454 100644
--- a/template.tex
+++ b/template.tex
@@ -10,15 +10,15 @@
                ]{fphw}
 
 % Packages added
-\usepackage{lipsum} % to fill the document, this line can be removed
+\usepackage{mathpazo} % if you want to use Palatino fonts
 
 % Identification
 \title{Homework \#1}             % a simple title
 \author{Felipe Portales Oliva}   % me :)
-\date{March 28th, 2019}          % when this is going to be delivered/due?
+\date{March 28th, 2019}          % when this is going to be delivered/due? 
 \institute{University of Life}   % where this is going to be delivered
 \class{QFT in Curved Spacetimes} % for the class...
-\professor{Dr. Albert Einstein}  % who will grade me
+\professor{Dr. Albert Einstein}  % who will grade me 
 
 % Finally we can start writing
 \begin{document}
@@ -26,9 +26,9 @@
 \maketitle % Put all that nicely
 
 \begin{problem}
-    \lipsum[1]
+    This is where you put the problem you have to solve.
 \end{problem}
 
-\lipsum[2-15] % My homework
-
+This is where you put your solution \newpage 
+This is how a second page looks
 \end{document}