prompt etc etc

git-svn-id: svn://tug.org/texlive/trunk@43800 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 50 insertions, 12 deletions

diff --git a/Master/texmf-dist/scripts/texlive/tlmgr.pl b/Master/texmf-dist/scripts/texlive/tlmgr.pl
index ec780c45b5f..56133e0df85 100755
--- a/Master/texmf-dist/scripts/texlive/tlmgr.pl
+++ b/Master/texmf-dist/scripts/texlive/tlmgr.pl
@@ -6504,13 +6504,37 @@ sub check_on_writable {
 # tlmgr shell code
 sub action_shell {
   my $protocol = 1;
-  my $prompt = "tlmgr> ";
+  our $prompt = "tlmgr> ";
+
+  eval { 
+    require MMMMIO::Prompter;
+  };
+  
+  our $promptfunc;
+  if ($@) {
+    printf STDERR "Cannot find IO::Prompter module, reduced interactive functionality!\n";
+    $promptfunc =  sub {
+      our $prompt;
+      print "$prompt";
+      my $ans = <STDIN>;
+      chomp($ans);
+      return($ans);
+    }
+  } else {
+    $promptfunc = \&IO::Prompter::prompt;
+  }
+  sub do_prompt {
+    our $promptfunc;
+    my $foo = $promptfunc->(@_);
+    return($foo);
+  }
 
   print "protocol $protocol\n";
   while (1) {
-    print $prompt;
-    my $ans = <STDIN>;
-    chomp $ans;
+    # print $prompt;
+    # my $ans = <STDIN>;
+    my $ans = do_prompt(-prompt => $prompt, -style => 'bold');
+    # chomp $ans;
     my ($cmd, @args) = TeXLive::TLUtils::quotewords('\s+', 0, $ans);
     next if (!$cmd);
     if ($cmd eq "protocol") {
@@ -6522,23 +6546,34 @@ sub action_shell {
     } elsif ($cmd eq "setup-location") {
       my $dest = shift @args;
       print "ERROR not implemented: $cmd\n";
-    } elsif ($cmd eq "set") {
+    } elsif ($cmd =~ m/^(set|get)$/) {
+      my @valid_keys = qw/repository debug-translation machine-readable no-execute-actions require-verification verify-downloads/;
       my $key = shift @args;
       my $val = shift @args;
       if (!$key) {
-        print "ERROR nothing to do\n";
+        $key = do_prompt('Choose...', -menu => \@valid_keys, '>');
+      }
+      if ($cmd eq "get" && defined($val)) {
+        print("ERROR no argument allowed for set\n");
         next;
       }
+      if ($cmd eq "set" && !defined($val)) {
+        if ($key eq "repository") {
+          $val = do_prompt('Enter repository:');
+        } else {
+          $val = do_prompt('Enter 1 for on, 0 for off:', -guarantee => [0,1]);
+        }
+      }
       if ($key eq "repository") {
-        if (defined($val)) {
-          $location = $val;
+        if ($cmd eq "set") {
+          $location = scalar($val);
         } else {
           print "repository = $location\n";
         }
         print "OK\n";
       } elsif ($key =~ m/^(debug-translation|machine-readable|no-execute-actions|require-verification|verify-downloads)$/i) {
-        if (defined($val)) {
-          $opts{$key} = ($val ? 1 : 0);
+        if ($cmd eq "set") {
+          $opts{$key} = ($val eq "1" ? 1 : 0); ### THIS DOES NOT WORK??? TODO TODO
           # special cases
           $::debug_translation = $opts{"debug-translation"};
           $::machinereadable = $opts{"machine-readable"};
@@ -6552,10 +6587,13 @@ sub action_shell {
       }
     } elsif ($cmd eq "load") {
       my $what = shift @args;
-      if ($what && $what eq "local") {
+      if (!defined($what)) {
+        $what = do_prompt("Choose...", -menu => ['local', 'remote'], '>');
+      }
+      if ($what eq "local") {
         init_local_db();
         print "OK\n";
-      } elsif ($what && $what eq "remote") {
+      } elsif ($what eq "remote") {
         init_tlmedia_or_die();
         print "OK\n";
       } else {