prompt for strings for inline defined tokens not defined in site.mk; thanks to Siri Reiter for the idea

2 files changed, 18 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 5ea53f1..90ccc60 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# Depends: myrepos git mkdocs w3c-linkchecker libconfig-tiny-perl libpath-tiny-perl libtext-hogan-perl
+# Depends: myrepos git mkdocs w3c-linkchecker libconfig-tiny-perl libpath-tiny-perl libtext-hogan-perl libio-prompter-perl
 
 -include site.mk
 
diff --git a/bin/mkdocs-prep.pl b/bin/mkdocs-prep.pl
index efa71fb..96bba69 100755
--- a/bin/mkdocs-prep.pl
+++ b/bin/mkdocs-prep.pl
@@ -8,6 +8,7 @@ use List::Util qw(pairs);
 use Config::Tiny;
 use Path::Tiny;
 use Text::Hogan::Compiler;
+use IO::Prompter;
 
 =head1 NAME
 
@@ -35,6 +36,10 @@ wrapped with double curly brackets.
 Template tokens are gathered from external config file F<site.mk>,
 where each line lists a token, an equals sign, and replacement string.
 
+Inline defined tokens not declared in F<site.mk> will be prompted for.
+if a value is provided it will be used, and also saved in F<site.mk>.
+If no value is provided then inline default string is used.
+
 Each token in the document,
 wrapped with double curly brackets {{like_this}},
 is replaced (including brackets) with corresponding string.
@@ -42,9 +47,11 @@ is replaced (including brackets) with corresponding string.
 =cut
 
 my ( $infile, $outfile ) = @ARGV;
+@ARGV = undef;
 
 my $config = Config::Tiny->new;
 $config = Config::Tiny->read( 'site.mk', 'utf8' );
+my $config_has_changed;
 
 my $content = path($infile)->slurp_utf8;
 
@@ -55,6 +62,13 @@ while ( $section =~ /^(\w+)\h*:\h*(\w+(?:\h+\w+)*)/mg ) {
 	my $token  = $1;
 	my $string = $2;
 
+	unless ( exists $config->{_}->{$1} ) {
+		$_ = prompt "Which string should replace token '$token'?";
+		next unless $_;
+		$config->{_}->{$1} = $_;
+		$config_has_changed++;
+	}
+
 	$content =~ s/\Q$string\E/{{$token}}/g;
 };
 
@@ -64,4 +78,7 @@ my $template = $compiler->compile($content);
 
 path($outfile)->spew_utf8( $template->render( $config->{_} ) );
 
+$config->write( 'site.mk', 'utf8' )
+	if $config_has_changed;
+
 1;