X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXLogPrint.pm;h=92deee427026cf1e574b3a66c5d479a88131304f;hb=2fe3813e70786483d2d928f8fa44eb9ff9cb76ca;hp=185912cda4948abefe7d3408da3d371651921417;hpb=c20a2c1e01d707d6c3fa25067df93d491aba8fff;p=spider.git

diff --git a/perl/DXLogPrint.pm b/perl/DXLogPrint.pm
index 185912cd..92deee42 100644
--- a/perl/DXLogPrint.pm
+++ b/perl/DXLogPrint.pm
@@ -3,81 +3,136 @@
 #
 # 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 $readback = 1;
+if ($readback) {
+	$readback = `which tac`;
+} 
+chomp $readback;
+#undef $readback; 				# yet another reason not to use the cloud!
+ 
+
 use strict;
 
+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;
-	my $to = shift;
-	my @date = Julian::unixtojm(shift);
+	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 $eval;
-	my $count;
+	my $tot = $from + $to;
+	my $hint = "";
 	    
-	$search = '1' unless $pattern || $who;
-	$search = "\$ref->[1] =~ /$pattern/i" if $pattern;
-	$search .= ' && ' if $pattern && $who;
-	$search .= "(\$ref->[2] =~ /$who/i || \$ref->[3] =~ /$who/i)" if $who;
-	$eval = qq(
-			   my \$c;
-			   my \$ref;
-			   for (\$c = \$#in; \$c >= 0; \$c--) {
-					\$ref = \$in[\$c];
-					if ($search) {
-						\$count++;
-						next if \$count < $from;
-						push \@out, print_item(\$ref);
-						last if \$count >= \$to;                  # stop after n
-					}
-				}
-			  );
+	$who = uc $who if defined $who;
+
+	dbg("from: $from to: $to pattern: $pattern hint: $hint") if isdbg('search');
+	
+	if ($pattern) {
+		$hint = qq{m{\Q$pattern\E}i};
+	} else {
+		$hint = q{!m{\^(?:ann|rcmd|talk|chat)\^}};
+	}
+	if ($who) {
+		$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(while (<\$fh>) {
+				   $hint;
+				   chomp;
+                   # say "line: \$_";
+				   push \@in, \$_;
+                   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 = $fcb->open(@date); 
-	for ($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) {
-			@in = ();
-			while (<$fh>) {
-				chomp;
-				$ref = [ split '\^' ];
-				push @{$ref}, "" unless @{$ref} >= 4;
-				push @in, $ref;
-			}
+			my @tmp;
 			eval $eval;               # do the search on this file
-			last if $count >= $to;                  # stop after n
 			return ("Log search error", $@) if $@;
 		}
-		$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.
 #
@@ -91,22 +146,28 @@ sub print
 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";
 }