From da7595de538c8c641bcca2f9edfcb305f71b6f99 Mon Sep 17 00:00:00 2001
From: Remco Rakers <remcorakers@gmail.com>
Date: Mon, 22 Apr 2019 12:15:06 +0200
Subject: [PATCH] Add support for Docker

---
 .gitignore      |  3 ++-
 README.md       | 12 +++++-------
 output/.gitkeep |  0
 songbook.sh     | 20 ++++++++------------
 songbook.tex    | 16 +++++++---------
 5 files changed, 22 insertions(+), 29 deletions(-)
 create mode 100644 output/.gitkeep

diff --git a/.gitignore b/.gitignore
index 4c3d6fe..536c2ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,4 +21,5 @@
 *.mtc1
 *.out
 *.synctex.gz
-*.pdf
\ No newline at end of file
+*.pdf
+output/*
diff --git a/README.md b/README.md
index bbcdf53..87fff57 100644
--- a/README.md
+++ b/README.md
@@ -6,17 +6,15 @@ This is a first rudimentary version, but sufficient for now. The PDF has an inde
 
 ## Prerequisites
 
-- `xelatex` should be installed (see [XeTeX's Wikipedia page](https://en.wikipedia.org/wiki/XeTeX) for more info)
-- Script needs read/write permission in the current folder
-- Files in the target directory are stored as `.txt` files
-- Tested and developed on OSX, but should be possible to make it work on other platforms without much effort.
+- Docker
+- Files in the tabs directory are stored as `.txt` files
 
 ## How to generate your PDF?
 
-Run the following command from the directory containing this repo code:
+Run the following command from the directory containing this repo code, where you replace `/path/to/your/tabs/directory` with the actual value of the path on your system:
 
 ```Shell
-$ bash ./songbook.sh /path/to/tab/directory
+$ docker run -w /src -v $(pwd):/src -v /path/to/your/tabs/directory:/tabs moss/xelatex bash /src/songbook.sh /tabs
 ```
 
-This will create a file named `songbook.pdf` containing all the `.txt` files from the provided directory.
+This will create a file named `songbook.pdf` in the `./output` directory, containing all the `.txt` files from the provided directory with tabs.
diff --git a/output/.gitkeep b/output/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/songbook.sh b/songbook.sh
index 577d3d4..2da52f2 100644
--- a/songbook.sh
+++ b/songbook.sh
@@ -1,27 +1,23 @@
 #!/bin/bash
 
 if [ "$1" == "" ]; then
-    echo "Please provide an path where your tab files are located."
+    echo "Please provide a path where your tab files are located."
     exit 4
 fi
 
-tabDir=${1%/} # remove last slash, if existing
-
-escapedDir="${tabDir//\//\/}"
-expression="%s/TABDIR/$escapedDir/g"
-
 # use a temp file, based on songbook.tex
-cp ./songbook.tex ./songbook.temp.tex
+cp ./songbook.tex ./output/songbook.temp.tex
 
 # replace TABDIR placeholder with actual value of the directory with tab files
-ex -sc $expression -cx ./songbook.temp.tex
+tabDir=${1%/} # remove last slash, if existing
+sed -i "s|TABDIR|$tabDir|g" ./output/songbook.temp.tex
 
 # run twice: first run for the table of contenst, second one for complete PDF
-xelatex -enable-write18 "./songbook.temp.tex"
-xelatex -enable-write18 "./songbook.temp.tex"
+xelatex -enable-write18 -output-directory=./output "./output/songbook.temp.tex"
+xelatex -enable-write18 -output-directory=./output "./output/songbook.temp.tex"
 
 # rename generated songbook pdf
-mv ./songbook.temp.pdf songbook.pdf
+mv ./output/songbook.temp.pdf ./output/songbook.pdf
 
 # clean up temp files
-rm ./*temp*
+rm ./output/*temp*
diff --git a/songbook.tex b/songbook.tex
index 5de3636..a34844b 100644
--- a/songbook.tex
+++ b/songbook.tex
@@ -6,9 +6,8 @@
 \usepackage{geometry}
 \geometry{
   a4paper,
-  total={210mm,297mm},
-  left=20mm,
-  right=20mm,
+  left=10mm,
+  right=10mm,
   top=20mm,
   bottom=20mm,
 }
@@ -16,9 +15,8 @@
 \usepackage{fancyhdr}
 \pagestyle{fancy}
 \fancyhf{}
-\fancyhead[LE,RO]{\thepage}
-\fancyhead[RE]{\textit{\leftmark}}
-\fancyhead[LO]{\textit{\rightmark}}
+\fancyhead[R]{\thepage}
+\fancyhead[L]{\textit{\rightmark}}
 
 \usepackage{hyperref}
 \hypersetup{
@@ -34,7 +32,7 @@
 \usepackage[titles]{tocloft}
 \setlength{\cftbeforesecskip}{-.1ex}
 
-\immediate\write18{./generate.sh TABDIR > tabs.temp.tex}
+\immediate\write18{./generate.sh TABDIR > ./output/tabs.temp.tex}
 
 \begin{document}
 
@@ -43,8 +41,8 @@
 \tableofcontents
 \clearpage
 
-\input{tabs.temp.tex}
+\input{./output/tabs.temp.tex}
 
-\immediate\write18{rm ./tabs.temp.tex}
+\immediate\write18{rm ./output/tabs.temp.tex}
 
 \end{document}