put some of the font magic back

Author: chrisfenner

template/eisvogel.latex

@@ -130,11 +130,23 @@ $if(section-titles)$
 }
 $endif$
 $endif$
+
+\usepackage{fontspec}
+\setmainfont{Arial Unicode MS}
+\setsansfont{Arial Unicode MS}
+\setmonofont{Source Code Pro}
+
+
 $if(beamerarticle)$
 \usepackage{beamerarticle} % needs to be loaded first
 $endif$
 \usepackage{amsmath,amssymb}
 \usepackage{mathtools}
+$if(fontfamily)$
+\usepackage[$for(fontfamilyoptions)$$fontfamilyoptions$$sep$,$endfor$]{$fontfamily$}
+$else$
+\usepackage{lmodern}
+$endif$
 $if(linestretch)$
 \usepackage{setspace}
 $else$
@@ -156,14 +168,70 @@ $if(mathspec)$
   \fi
 $else$
   \usepackage{unicode-math}
+$endif$
+  \defaultfontfeatures{Scale=MatchLowercase}
+  \defaultfontfeatures[\rmfamily]{Ligatures=TeX,Scale=1}
+$if(mainfont)$
+  \setmainfont[$for(mainfontoptions)$$mainfontoptions$$sep$,$endfor$]{$mainfont$}
+$endif$
+$if(sansfont)$
+  \setsansfont[$for(sansfontoptions)$$sansfontoptions$$sep$,$endfor$]{$sansfont$}
+$endif$
+$if(monofont)$
+  \setmonofont[$for(monofontoptions)$$monofontoptions$$sep$,$endfor$]{$monofont$}
+$endif$
+$for(fontfamilies)$
+  \newfontfamily{$fontfamilies.name$}[$for(fontfamilies.options)$$fontfamilies.options$$sep$,$endfor$]{$fontfamilies.font$}
+$endfor$
+$if(mathfont)$
+$if(mathspec)$
+  \ifxetex
+    \setmathfont(Digits,Latin,Greek)[$for(mathfontoptions)$$mathfontoptions$$sep$,$endfor$]{$mathfont$}
+  \else
+    \setmathfont[$for(mathfontoptions)$$mathfontoptions$$sep$,$endfor$]{$mathfont$}
+  \fi
+$else$
+  \setmathfont[$for(mathfontoptions)$$mathfontoptions$$sep$,$endfor$]{$mathfont$}
+$endif$
+$endif$
+$if(CJKmainfont)$
+  \ifxetex
+    \usepackage{xeCJK}
+    \setCJKmainfont[$for(CJKoptions)$$CJKoptions$$sep$,$endfor$]{$CJKmainfont$}
+  \fi
 $endif$
 $if(luatexjapresetoptions)$
   \ifluatex
     \usepackage[$for(luatexjapresetoptions)$$luatexjapresetoptions$$sep$,$endfor$]{luatexja-preset}
   \fi
 $endif$
+$if(CJKmainfont)$
+  \ifluatex
+    \usepackage[$for(luatexjafontspecoptions)$$luatexjafontspecoptions$$sep$,$endfor$]{luatexja-fontspec}
+    \setmainjfont[$for(CJKoptions)$$CJKoptions$$sep$,$endfor$]{$CJKmainfont$}
+  \fi
+$endif$
 \fi
-
+$if(beamer)$
+$if(theme)$
+\usetheme[$for(themeoptions)$$themeoptions$$sep$,$endfor$]{$theme$}
+$endif$
+$if(colortheme)$
+\usecolortheme{$colortheme$}
+$endif$
+$if(fonttheme)$
+\usefonttheme{$fonttheme$}
+$endif$
+$if(mainfont)$
+\usefonttheme{serif} % use mainfont rather than sansfont for slide text
+$endif$
+$if(innertheme)$
+\useinnertheme{$innertheme$}
+$endif$
+$if(outertheme)$
+\useoutertheme{$outertheme$}
+$endif$
+$endif$
 % Use upquote if available, for straight quotes in verbatim environments
 \IfFileExists{upquote.sty}{\usepackage{upquote}}{}
 \IfFileExists{microtype.sty}{% use microtype if available
@@ -578,10 +646,43 @@ $endif$
   \unskip\unskip\endlist\end{customblockquote}
 }
 
-\usepackage{fontspec}
-\setmainfont{Arial Unicode MS}
-\setsansfont{Arial Unicode MS}
-\setmonofont{Source Code Pro}
+%
+% Source Sans Pro as the de­fault font fam­ily
+% Source Code Pro for monospace text
+%
+% 'default' option sets the default
+% font family to Source Sans Pro, not \sfdefault.
+%
+\ifnum 0\ifxetex 1\fi\ifluatex 1\fi=0 % if pdftex
+  $if(fontfamily)$
+  $else$
+  \usepackage{sourcecodepro}
+  $endif$
+\else % if not pdftex
+  $if(mainfont)$
+  $else$
+  \usepackage{sourcecodepro}
+
+  % XeLaTeX specific adjustments for straight quotes: https://tex.stackexchange.com/a/354887
+  % This issue is already fixed (see https://github.com/silkeh/latex-sourcecodepro/pull/5) but the
+  % fix is still unreleased.
+  % TODO: Remove this workaround when the new version of sourcecodepro is released on CTAN.
+  \ifxetex
+    \makeatletter
+    \defaultfontfeatures[\ttfamily]
+      { Numbers   = \sourcecodepro@figurestyle,
+        Scale     = \SourceCodePro@scale,
+        Extension = .otf }
+    \setmonofont
+      [ UprightFont    = *-\sourcecodepro@regstyle,
+        ItalicFont     = *-\sourcecodepro@regstyle It,
+        BoldFont       = *-\sourcecodepro@boldstyle,
+        BoldItalicFont = *-\sourcecodepro@boldstyle It ]
+      {SourceCodePro}
+    \makeatother
+  \fi
+  $endif$
+\fi
 
 %
 % heading color