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#!/usr/bin/perl -w
#
# A script that converts paths in sTeX files from the old \Foosnipppath{bar}
# to \snippets{foo/bar}, according to the definition of those path macros in
# paths.sty.
#
# Syntax: convert-paths path/to/paths.sty FILES
#
# © 2008 Christoph Lange, KWARC, Jacobs University
use File::Copy;
my %map;
my $SNIPPATHRE = '\\\\[[:alnum:]]+(?i:snip|pic)path';
if (open(P, shift(@ARGV))) {
print STDERR "Mapping:\n";
while (<P>) {
if (/^\\def($SNIPPATHRE)#1\{(\\KWARCslides\{[^#]+)#1\}/o) {
printf STDERR "\t%s -> %s\n", $1, $2;
$map{$1} = $2;
}
}
close(P);
}
else {
die "Could not open paths.sty";
}
print STDERR "Processing files:\n";
while ($#ARGV >= 0) {
my $filename = shift(@ARGV);
print STDERR "\t$filename\n";
copy($filename, "$filename~") || print STDERR "\t\tWARN: could not create backup\n";
if (open(T, $filename)) {
# slurp the file into a string
local $/;
$data = <T>;
$data =~ s/($SNIPPATHRE)\{([^}]+)\}/
$map{$1} ? "$map{$1}$2\}"
: ((print STDERR "\t\tWARN: could not replace $1\n"), "$1\{$2}")
/oxge;
close T;
if (open(T, ">$filename")) {
print T $data;
close T;
}
else {
print STDERR "\t\tWARN: could not save replacement\n";
}
}
else {
print STDERR "\t\tWARN: could not open file\n";
}
}
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