fix console.pl max scroll depth

[spider.git] / cmd / apropos.pl

diff --git a/cmd/apropos.pl b/cmd/apropos.pl
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..1d6ac6bf5ab73b80715fc41098f81f1e9edea55c 100644 (file)
--- a/cmd/apropos.pl
+++ b/cmd/apropos.pl
@@ -0,0 +1,96 @@
+# the help subsystem
+#
+# apropos - this does a grep on the command file and returns the commands
+# that contain the string searched for
+#
+# Copyright (c) 1998 - Dirk Koopman G1TLH
+#
+#
+#
+
+my ($self, $line) = @_;
+my @out;
+
+my $lang = $self->lang;
+$lang = 'en' if !$lang;
+
+#print "$line\n";
+my $in;
+$line = 'help' unless $line;
+$line =~ s/\ball\b/.*/;
+$line =~ s/\W//g;   # remove dubious characters
+print "$line\n";
+
+my ($priv, $cmd, $param, $desc);
+my %cmd;
+
+my $defh = new IO::File;
+unless ($defh->open("$main::localcmd/Commands_en.hlp")) {
+       unless($defh->open("$main::cmd/Commands_en.hlp")) {
+               return (1, $self->msg('helpe1'));
+       }
+}
+
+my $h;
+if ($lang ne 'en') {
+       $h = new IO::File;
+       unless ($h->open("$main::localcmd/Commands_$lang.hlp")) {
+               unless($h->open("$main::cmd/Commands_$lang.hlp")) {
+                       undef $h;
+               }
+       }
+}
+
+# do english help
+foreach $in (<$defh>) {
+       next if $in =~ /^\#/;
+       chomp $in;
+       $in =~ s/\r$//;
+       if ($in =~ /^===/) {
+#              print "$in\n";
+               ($priv, $cmd, $param, $desc) = $in =~ m{^===\s+(\d)\^(\S+)(\s+[^\^]+)?\^(.*)};
+               $param ||= '';
+               $desc ||= '';
+               next if $priv > $self->priv;             # ignore subcommands that are of no concern
+               next unless $in =~ /$line/i;
+               next if $cmd =~ /-$/o;
+               push @{$cmd{$cmd}->{en}}, "$cmd$param $desc";
+               next;
+       }
+}
+$defh->close;
+
+# override with any not english help
+if ($h) {
+       my $include;
+       foreach $in (<$h>) {
+               next if $in =~ /^\#/;
+               chomp $in;
+               $in =~ s/\r$//;
+               if ($in =~ /^===/) {
+#                      print "$in\n";
+                       ($priv, $cmd, $param, $desc) = $in =~ m{^===\s+(\d)\^(\S+)(\s+[^\^]+)?\^(.*)};
+                       $param ||= '';
+                   $desc ||= '';
+                       next if $priv > $self->priv;             # ignore subcommands that are of no concern
+                       next unless $in =~ /$line/i;
+                       next if $cmd =~ /-$/o;
+                       push @{$cmd{$cmd}->{$lang}}, "$cmd$param $desc";
+                       next;
+               }
+       }
+       $h->close;
+}
+
+foreach my $k (sort keys %cmd) {
+       my $v;
+       if ($v = $cmd{$k}->{$lang}) {
+               push @out, @$v; 
+       } elsif ($v = $cmd{$k}->{en}) {
+               push @out, @$v;
+       }
+}
+
+push @out, $self->msg('helpe2', $line) if @out == 0;
+
+return (1, @out);