From ed76aa78f4c10a52402e36eb5d003da498c540e8 Mon Sep 17 00:00:00 2001
From: Tigran Aivazian <tigran@bibles.org.uk>
Date: Wed, 24 Oct 2012 20:35:10 +0100
Subject: [PATCH] More enhancements to pdfattach 1. Emit the list of attached
 files first and then emit each individual attachment one per page. 2. Use
 hyperlinks in the list of attached files so one can jump directly to the file
 which he wants to extract.

---
 utils/pdfattach | 20 +++++++++++++++-----
 1 file changed, 15 insertions(+), 5 deletions(-)

diff --git a/utils/pdfattach b/utils/pdfattach
index 50dbb8dc3..c2b3a1142 100755
--- a/utils/pdfattach
+++ b/utils/pdfattach
@@ -40,6 +40,7 @@ fi
 
 declare outfile=""
 declare -a infiles=()
+declare -a infiles_texclean=()
 declare -a infilesize=()
 declare -i infcount=0 outfcount=0 totalsize=0
 
@@ -71,6 +72,7 @@ do
 		usage
 	fi
 	infiles[$infcount]="$fullname"
+	infiles_texclean[$infcount]=$(escape_tex_specialchars $(basename "${infiles[$infcount]}"))
 	infilesize[$infcount]=$(stat --print="%s" "$fullname")
 	((totalsize=totalsize+${infilesize[$infcount]}))
 	((infcount++))
@@ -90,18 +92,26 @@ fi
 workdir=$(mktemp --tmpdir -d pdfattach.XXXXXX)
 cd $workdir
 > tmp.tex
+# emit TeX preamble
 echo -E "\documentclass{book}" >> tmp.tex
 echo -E "\usepackage[margin={1mm},papersize={9cm,12cm}]{geometry}" >> tmp.tex
-echo -E "\usepackage{attachfile}" >> tmp.tex
+echo -E "\usepackage{hyperref,attachfile}" >> tmp.tex
 echo -E "\begin{document}" >> tmp.tex
-echo -E "\pagestyle{empty}\small" >> tmp.tex
+echo -E "\tolerance=10000\pagestyle{empty}\fontsize{7}{13}\selectfont" >> tmp.tex
+
+# emit the list of all files
 for ((i = 0 ; i < ${#infiles[*]} ; i++));
 do
-	descr=$(escape_tex_specialchars $(basename "${infiles[$i]}"))
-	echo -E "\noindent $((i+1)): $descr (\textattachfile[color={0 0 0}]{${infiles[$i]}}{${infilesize[$i]} bytes})" >> tmp.tex
+	echo -E "\noindent \hyperlink{L$i}{$((i+1))/${infcount}} \texttt{${infiles_texclean[$i]}} (${infilesize[$i]} bytes)" >> tmp.tex
 	echo >> tmp.tex
 done
-echo -E "\noindent Total size $totalsize bytes" >> tmp.tex
+echo -E "\noindent Total size $totalsize bytes\newpage" >> tmp.tex
+
+# now emit all the attachments, one per page
+for ((i = 0 ; i < ${#infiles[*]} ; i++));
+do
+	echo -E "\noindent\hypertarget{L$i}$((i+1))/${infcount}\\\\\texttt{${infiles_texclean[$i]}} (\textattachfile[color={0 0 0}]{${infiles[$i]}}{${infilesize[$i]} bytes})\newpage" >> tmp.tex
+done
 echo -E "\end{document}" >> tmp.tex
 pdflatex -halt-on-error tmp.tex > /dev/null && mv tmp.pdf "$outfile"
 cd - > /dev/null