3 use constant NONE => 0;
4 use constant INFO => 1;
5 use constant DEBUG1 => 1 << 1;
6 use constant DEBUG2 => 1 << 2;
7 use constant QUERY => 1 << 3;
8 use constant TRACE => 1 << 4;
9 use constant BACKTRACE_ON_ERROR => 1 << 5;
10 use constant ALL => (1 << 6) - 1;
11 use constant DEVEL => INFO | QUERY | TRACE | BACKTRACE_ON_ERROR;
13 use constant FILE_TARGET => 0;
14 use constant STDERR_TARGET => 1;
16 use POSIX qw(strftime);
20 my $data_dumper_available;
26 eval("use Data::Dumper");
27 $data_dumper_available = $@ ? 0 : 1;
37 $self->{"calldepth"} = 0;
38 $self->{"file"} = "/tmp/lx-office-debug.log";
39 $self->{"target"} = FILE_TARGET;
43 $self->{ $_[0] } = $_[1];
52 my ($self, $target, $file) = @_;
54 if ((FILE_TARGET == $target) && $file) {
55 $self->{"file"} = $file;
56 $self->{"target"} = FILE_TARGET;
58 } elsif (STDERR_TARGET == $target) {
59 $self->{"target"} = STDERR_TARGET;
64 my ($self, $level) = @_;
67 return 1 unless ($global_level & TRACE); # ignore if traces aren't active
68 return 1 if $level && !($global_level & $level); # ignore if level of trace isn't active
70 my ($package, $filename, $line, $subroutine) = caller(1);
71 my ($dummy1, $self_filename, $self_line) = caller(0);
73 my $indent = " " x $self->{"calldepth"}++;
75 if (!defined($package)) {
76 $self->_write('sub' . $level, $indent . "\\ top-level?\n");
78 $self->_write('sub' . $level, $indent
79 . "\\ ${subroutine} in "
80 . "${self_filename}:${self_line} called from "
81 . "${filename}:${line}\n");
87 my ($self, $level) = @_;
90 return 1 unless ($global_level & TRACE); # ignore if traces aren't active
91 return 1 if $level && !($global_level & $level); # ignore if level of trace isn't active
93 my ($package, $filename, $line, $subroutine) = caller(1);
94 my ($dummy1, $self_filename, $self_line) = caller(0);
96 my $indent = " " x --$self->{"calldepth"};
98 if (!defined($package)) {
99 $self->_write('sub' . $level, $indent . "/ top-level?\n");
101 $self->_write('sub' . $level, $indent . "/ ${subroutine} in " . "${self_filename}:${self_line}\n");
109 return 1 unless ($global_level & BACKTRACE_ON_ERROR);
111 $self->message(BACKTRACE_ON_ERROR, "Starting full caller dump:");
113 while (my ($dummy, $filename, $line, $subroutine) = caller $level) {
114 $self->message(BACKTRACE_ON_ERROR, " ${subroutine} from ${filename}:${line}");
122 my ($self, $level, $message) = @_;
124 $self->_write(level2string($level), $message) if (($self->{"level"} | $global_level) & $level || !$level);
128 my ($self, $level, $name, $variable) = @_;
130 if ($data_dumper_available) {
131 my $dumper = Data::Dumper->new([$variable]);
132 $dumper->Sortkeys(1);
133 $self->message($level, "dumping ${name}:\n" . $dumper->Dump());
135 $self->message($level,
136 "dumping ${name}: Data::Dumper not available; "
137 . "variable cannot be dumped");
142 my ($self, $level, $name, $variable) = @_;
144 $self->message($level, "dumping ${name}:\n" . YAML::Dump($variable));
147 sub dump_sql_result {
148 my ($self, $level, $prefix, $results) = @_;
150 if (!$results || !scalar @{ $results }) {
151 $self->message($level, "Empty result set");
155 my %column_lengths = map { $_, length $_ } keys %{ $results->[0] };
157 foreach my $row (@{ $results }) {
158 map { $column_lengths{$_} = length $row->{$_} if (length $row->{$_} > $column_lengths{$_}) } keys %{ $row };
161 my @sorted_names = sort keys %column_lengths;
162 my $format = join '|', map { '%' . $column_lengths{$_} . 's' } @sorted_names;
164 $prefix .= ' ' if $prefix;
166 $self->message($level, $prefix . sprintf($format, @sorted_names));
167 $self->message($level, $prefix . join('+', map { '-' x $column_lengths{$_} } @sorted_names));
169 foreach my $row (@{ $results }) {
170 $self->message($level, $prefix . sprintf($format, map { $row->{$_} } @sorted_names));
172 $self->message($level, $prefix . sprintf('(%d row%s)', scalar @{ $results }, scalar @{ $results } > 1 ? 's' : ''));
175 sub enable_sub_tracing {
177 $self->{level} | TRACE;
180 sub disable_sub_tracing {
182 $self->{level} & ~ TRACE;
186 my ($self, $prefix, $message) = @_;
187 my $date = strftime("%Y-%m-%d %H:%M:%S $$ ${prefix}: ", localtime(time()));
192 if ((FILE_TARGET == $self->{"target"})
193 && open(FILE, ">>" . $self->{"file"})) {
194 print(FILE "${date}${message}\n");
197 } elsif (STDERR_TARGET == $self->{"target"}) {
198 print(STDERR "${date}${message}\n");
203 # use $_[0] as a bit mask and return levelstrings separated by /
204 join '/', qw(info debug1 debug2 query trace error_call_trace)[ grep { (reverse split //, sprintf "%05b", $_[0])[$_] } 0..5 ]