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 ALL => 31;
11 use constant FILE_TARGET => 0;
12 use constant STDERR_TARGET => 1;
14 use POSIX qw(strftime);
16 my $data_dumper_available;
19 eval("use Data::Dumper");
20 $data_dumper_available = $@ ? 0 : 1;
29 $self->{"calldepth"} = 0;
30 $self->{"file"} = "/tmp/lx-office-debug.log";
31 $self->{"target"} = FILE_TARGET;
33 $self->{"watchedvars"} = {};
36 $self->{ $_[0] } = $_[1];
45 my ($self, $target, $file) = @_;
47 if ((FILE_TARGET == $target) && $file) {
48 $self->{"file"} = $file;
49 $self->{"target"} = FILE_TARGET;
51 } elsif (STDERR_TARGET == $target) {
52 $self->{"target"} = STDERR_TARGET;
57 my ($self, $level) = @_;
60 $self->check_watched_form_variables();
62 return 1 unless ($global_level & TRACE); # ignore if traces aren't active
63 return 1 if $level && !($global_level & $level); # ignore if level of trace isn't active
65 my ($package, $filename, $line, $subroutine) = caller(1);
66 my ($dummy1, $self_filename, $self_line) = caller(0);
68 my $indent = " " x $self->{"calldepth"}++;
70 if (!defined($package)) {
71 $self->_write('sub' . $level, $indent . "\\ top-level?\n");
73 $self->_write('sub' . $level, $indent
74 . "\\ ${subroutine} in "
75 . "${self_filename}:${self_line} called from "
76 . "${filename}:${line}\n");
82 my ($self, $level) = @_;
85 $self->check_watched_form_variables();
87 return 1 unless ($global_level & TRACE); # ignore if traces aren't active
88 return 1 if $level && !($global_level & $level); # ignore if level of trace isn't active
90 my ($package, $filename, $line, $subroutine) = caller(1);
91 my ($dummy1, $self_filename, $self_line) = caller(0);
93 my $indent = " " x --$self->{"calldepth"};
95 if (!defined($package)) {
96 $self->_write('sub' . $level, $indent . "/ top-level?\n");
98 $self->_write('sub' . $level, $indent . "/ ${subroutine} in " . "${self_filename}:${self_line}\n");
104 my ($self, $level, $message) = @_;
106 $self->check_watched_form_variables();
107 $self->_write(level2string($level), $message) if (($self->{"level"} | $global_level) & $level || !$level);
111 my ($self, $level, $name, $variable) = @_;
113 if ($data_dumper_available) {
114 $self->message($level, "dumping ${name}:\n" . Dumper($variable));
116 $self->message($level,
117 "dumping ${name}: Data::Dumper not available; "
118 . "variable cannot be dumped");
122 sub enable_sub_tracing {
124 $self->{level} | TRACE;
127 sub disable_sub_tracing {
129 $self->{level} & ~ TRACE;
133 my ($self, $prefix, $message) = @_;
134 my $date = strftime("%Y-%m-%d %H:%M:%S $$ ${prefix}: ", localtime(time()));
139 if ((FILE_TARGET == $self->{"target"})
140 && open(FILE, ">>" . $self->{"file"})) {
141 print(FILE "${date}${message}\n");
144 } elsif (STDERR_TARGET == $self->{"target"}) {
145 print(STDERR "${date}${message}\n");
150 # use $_[0] as a bit mask and return levelstrings separated by /
151 join '/', qw(info debug1 debug2 query trace)[ grep { (reverse split //, sprintf "%05b", $_[0])[$_] } 0..4 ]
154 sub watch_form_variable {
155 my ($self, $var) = @_;
157 $self->{"watchedvars"}->{$var} = $main::form->{$var};
158 $self->_write("WATCH", "Adding \$form->{$var} with current value \"$main::form->{$var}\"");
161 sub check_watched_form_variables {
164 return unless $main::form;
166 foreach my $var (sort(keys(%{ $self->{"watchedvars"} }))) {
167 if ($main::form->{$var} ne $self->{"watchedvars"}->{$var}) {
168 $self->_write("WATCH", "Variable \$form->{$var} changed from \"" .
169 $self->{"watchedvars"}->{$var} . "\" to \"" .
170 $main::form->{$var} . "\"");
171 $self->{"watchedvars"}->{$var} = $main::form->{$var};