#
# Copyright (c) - 1998 Dirk Koopman G1TLH
#
-# $Id$
+#
#
package DXLog;
+use 5.10.1;
+
use IO::File;
use DXVars;
-#use DXDebug ();
+use DXDebug qw(dbg isdbg);
use DXUtil;
use DXLog;
use Julian;
+
+our $readback = $main::is_win ? 0 : 1;
+if ($readback) {
+ $readback = `which tac`;
+}
+chomp $readback;
+#undef $readback; # yet another reason not to use the cloud!
+
+
use strict;
-use vars qw($VERSION $BRANCH);
-$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
-$main::build += $VERSION;
-$main::branch += $BRANCH;
+use vars qw($maxmonths);
+$maxmonths = 36;
#
# print some items from the log backwards in time
#
# This command outputs a list of n lines starting from time t with $pattern tags
#
-sub print
+sub search
{
my $fcb = $DXLog::log;
- my $from = shift || 0;
- my $to = shift || 20;
- my $count;
+ my $from = shift // 0;
+ my $to = shift // 10;
my $jdate = $fcb->unixtoj(shift);
my $pattern = shift;
- my $who = uc shift;
+ my $who = shift;
my $search;
my @in;
my @out = ();
my $tot = $from + $to;
my $hint = "";
+ $who = uc $who if defined $who;
+
+ dbg("from: $from to: $to pattern: $pattern hint: $hint") if isdbg('search');
+
if ($pattern) {
- $hint = "m{\\Q$pattern\\E}i";
+ $hint = qq{m{\Q$pattern\E}i};
} else {
- $hint = "!m{ann|rcmd|talk}";
+ $hint = q{!m{\^(?:ann|rcmd|talk|chat)\^}};
}
if ($who) {
- if ($hint) {
- $hint .= ' && ';
- }
- $hint .= 'm{\\Q$who\\E}i';
+ $hint .= ' && ' if $hint;
+ $hint .= q{m{\Q$who\E}i};
}
$hint = "next unless $hint" if $hint;
+ $hint .= "; next unless m{^\\d+\\^$pattern\\^}i" if $pattern;
+ $hint ||= "";
- $eval = qq(
- \@in = ();
- while (<\$fh>) {
+ $eval = qq(while (<\$fh>) {
$hint;
chomp;
+ # say "line: \$_";
push \@in, \$_;
- shift \@in, if \@in > $tot;
- }
- );
+ last L1 if \@in >= $tot;
+ } );
+
+ if (isdbg('search')) {
+ dbg("sh/log hint: $hint");
+ dbg("sh/log eval: $eval");
+ }
$fcb->close; # close any open files
- my $fh = $fcb->open($jdate);
- L1: for ($count = 0; $count < $to; ) {
+ my $months;
+ my $fh;
+ if ($readback) {
+ my $fn = $fcb->fn($jdate);
+ $fh = IO::File->new("$readback $fn |");
+ } else {
+ $fh = $fcb->open($jdate);
+ }
+ L1: for ($months = 0; $fh && $months < $maxmonths && @in < $tot; $months++) {
my $ref;
+
if ($fh) {
+ my @tmp;
eval $eval; # do the search on this file
return ("Log search error", $@) if $@;
- my @tmp;
- while (@in) {
- last L1 if $count >= $to;
- my $ref = [ split /\^/, shift @in ];
- next if defined $pattern && $ref->[1] ne $pattern;
- push @tmp, print_item($ref);
- $count++;
- }
- @out = (@tmp, @out);
}
- $fh = $fcb->openprev(); # get the next file
- last if !$fh;
+
+ if ($readback) {
+ my $fn = $fcb->fn($jdate->sub(1));
+ $fh = IO::File->new("$readback $fn |");
+ } else {
+ $fh = $fcb->openprev(); # get the next file
+ }
}
-
+
+ unless (@in) {
+ my $name = $pattern ? $pattern : "log";
+ my $s = "$who "|| '';
+ return "show/$name: ${s}not found";
+ }
+
+ for (sort {$a cmp $b } @in) {
+ push @out, [ split /\^/ ]
+ }
+
return @out;
}
+sub print
+{
+ my @out;
+
+ my @in = search(@_);
+ for (@in) {
+ push @out, print_item($_);
+ }
+ return @out;
+}
+
+
#
# the standard log printing interpreting routine.
#
sub print_item
{
my $r = shift;
- my @ref = @$r;
- my $d = atime($ref[0]);
+ my $d = atime($r->[0]);
my $s = 'undef';
- if ($ref[1] eq 'rcmd') {
- if ($ref[2] eq 'in') {
- $s = "$ref[4] (priv: $ref[3]) rcmd: $ref[5]";
+ if ($r->[1] eq 'rcmd') {
+ $r->[6] ||= 'Unknown';
+ if ($r->[2] eq 'in') {
+ $r->[5] ||= "";
+ $s = "in: $r->[4] ($r->[6] priv: $r->[3]) rcmd: $r->[5]";
} else {
- $s = "$ref[3] reply: $ref[4]";
+ $r->[4] ||= "";
+ $s = "$r->[3] $r->[6] reply: $r->[4]";
}
- } elsif ($ref[1] eq 'talk') {
- $s = "$ref[3] -> $ref[2] ($ref[4]) $ref[5]";
- } elsif ($ref[1] eq 'ann') {
- $s = "$ref[3] -> $ref[2] $ref[4]";
+ } elsif ($r->[1] eq 'talk') {
+ $r->[5] ||= "";
+ $s = "$r->[3] -> $r->[2] ($r->[4]) $r->[5]";
+ } elsif ($r->[1] eq 'ann' || $r->[1] eq 'chat') {
+ $r->[4] ||= "";
+ $r->[4] =~ s/^\#\d+ //;
+ $s = "$r->[3] -> $r->[2] $r->[4]";
} else {
- $s = "$ref[2]";
+ $r->[2] ||= "";
+ $s = "$r->[2]";
}
return "$d $s";
}
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