3 use constant NONE => 0;
4 use constant INFO => 1;
5 use constant DEBUG1 => 2;
6 use constant DEBUG2 => 4;
7 use constant QUERY => 8;
8 use constant TRACE => 16;
9 use constant BACKTRACE_ON_ERROR => 32;
10 use constant ALL => 63;
12 use constant FILE_TARGET => 0;
13 use constant STDERR_TARGET => 1;
15 use POSIX qw(strftime);
19 my $data_dumper_available;
25 eval("use Data::Dumper");
26 $data_dumper_available = $@ ? 0 : 1;
36 $self->{"calldepth"} = 0;
37 $self->{"file"} = "/tmp/lx-office-debug.log";
38 $self->{"target"} = FILE_TARGET;
42 $self->{ $_[0] } = $_[1];
51 my ($self, $target, $file) = @_;
53 if ((FILE_TARGET == $target) && $file) {
54 $self->{"file"} = $file;
55 $self->{"target"} = FILE_TARGET;
57 } elsif (STDERR_TARGET == $target) {
58 $self->{"target"} = STDERR_TARGET;
63 my ($self, $level) = @_;
66 return 1 unless ($global_level & TRACE); # ignore if traces aren't active
67 return 1 if $level && !($global_level & $level); # ignore if level of trace isn't active
69 my ($package, $filename, $line, $subroutine) = caller(1);
70 my ($dummy1, $self_filename, $self_line) = caller(0);
72 my $indent = " " x $self->{"calldepth"}++;
74 if (!defined($package)) {
75 $self->_write('sub' . $level, $indent . "\\ top-level?\n");
77 $self->_write('sub' . $level, $indent
78 . "\\ ${subroutine} in "
79 . "${self_filename}:${self_line} called from "
80 . "${filename}:${line}\n");
86 my ($self, $level) = @_;
89 return 1 unless ($global_level & TRACE); # ignore if traces aren't active
90 return 1 if $level && !($global_level & $level); # ignore if level of trace isn't active
92 my ($package, $filename, $line, $subroutine) = caller(1);
93 my ($dummy1, $self_filename, $self_line) = caller(0);
95 my $indent = " " x --$self->{"calldepth"};
97 if (!defined($package)) {
98 $self->_write('sub' . $level, $indent . "/ top-level?\n");
100 $self->_write('sub' . $level, $indent . "/ ${subroutine} in " . "${self_filename}:${self_line}\n");
108 return 1 unless ($global_level & BACKTRACE_ON_ERROR);
110 $self->message(BACKTRACE_ON_ERROR, "Starting full caller dump:");
112 while (my ($dummy, $filename, $line, $subroutine) = caller $level) {
113 $self->message(BACKTRACE_ON_ERROR, " ${subroutine} from ${filename}:${line}");
121 my ($self, $level, $message) = @_;
123 $self->_write(level2string($level), $message) if (($self->{"level"} | $global_level) & $level || !$level);
127 my ($self, $level, $name, $variable) = @_;
129 if ($data_dumper_available) {
130 my $dumper = Data::Dumper->new([$variable]);
131 $dumper->Sortkeys(1);
132 $self->message($level, "dumping ${name}:\n" . $dumper->Dump());
134 $self->message($level,
135 "dumping ${name}: Data::Dumper not available; "
136 . "variable cannot be dumped");
141 my ($self, $level, $name, $variable) = @_;
143 $self->message($level, "dumping ${name}:\n" . YAML::Dump($variable));
146 sub dump_sql_result {
147 my ($self, $level, $prefix, $results) = @_;
149 if (!$results || !scalar @{ $results }) {
150 $self->message($level, "Empty result set");
154 my %column_lengths = map { $_, length $_ } keys %{ $results->[0] };
156 foreach my $row (@{ $results }) {
157 map { $column_lengths{$_} = length $row->{$_} if (length $row->{$_} > $column_lengths{$_}) } keys %{ $row };
160 my @sorted_names = sort keys %column_lengths;
161 my $format = join '|', map { '%' . $column_lengths{$_} . 's' } @sorted_names;
163 $prefix .= ' ' if $prefix;
165 $self->message($level, $prefix . sprintf($format, @sorted_names));
166 $self->message($level, $prefix . join('+', map { '-' x $column_lengths{$_} } @sorted_names));
168 foreach my $row (@{ $results }) {
169 $self->message($level, $prefix . sprintf($format, map { $row->{$_} } @sorted_names));
171 $self->message($level, $prefix . sprintf('(%d row%s)', scalar @{ $results }, scalar @{ $results } > 1 ? 's' : ''));
174 sub enable_sub_tracing {
176 $self->{level} | TRACE;
179 sub disable_sub_tracing {
181 $self->{level} & ~ TRACE;
185 my ($self, $prefix, $message) = @_;
186 my $date = strftime("%Y-%m-%d %H:%M:%S $$ ${prefix}: ", localtime(time()));
191 if ((FILE_TARGET == $self->{"target"})
192 && open(FILE, ">>" . $self->{"file"})) {
193 print(FILE "${date}${message}\n");
196 } elsif (STDERR_TARGET == $self->{"target"}) {
197 print(STDERR "${date}${message}\n");
202 # use $_[0] as a bit mask and return levelstrings separated by /
203 join '/', qw(info debug1 debug2 query trace error_call_trace)[ grep { (reverse split //, sprintf "%05b", $_[0])[$_] } 0..5 ]