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#-*- perl -*-
#
# Copyright (C) 2001 Ken'ichi Fukamachi
# All rights reserved. This program is free software; you can
# redistribute it and/or modify it under the same terms as Perl itself.
#
# $FML: TinyScheduler.pm,v 1.5 2001/04/05 08:32:49 fukachan Exp $
#
package TinyScheduler;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD);
use Carp;
=head1 NAME
TinyScheduler - what is this
=head1 SYNOPSIS
=head1 DESCRIPTION
=head1 METHODS
=head2 C<new()>
=cut
# $args == parameters from CGI.pm if fmlsci.cgi uses.
# $args == libexec/loaders's $args if fmlsch uses.
sub new
{
my ($self, $args) = @_;
my ($type) = ref($self) || $self;
my $me = {};
# fmlsch.cgi options
my $user = $args->{ user } || $ENV{'USER'};
# fmlsch options
my $options = $args->{ options };
# directory
use User::pwent;
my $pw = getpwnam($user);
my $home_dir = $pw->dir;
my $dir = $options->{'D'} || "$home_dir/.tsch";
# ~/.schedule/ by default
$me->{ _user } = $user;
$me->{ _schedule_dir } = $dir;
$me->{ _schedule_file } = $options->{'F'} || '';
# attribute
$me->{ _mode } = $options->{ 'm' } || 'text';
return bless $me, $type;
}
sub tmpfile
{
my ($self, $args) = @_;
my $user = $self->{ _user };
my $dir = $self->{ _schedule_dir };
my $tmpdir;
if (-w $dir) {
$tmpdir = $dir;
}
else {
croak("Hmm, unsafe ? I cannot write $dir, stop\n");
}
$self->{ _tmpfile } = $tmpdir ."/$$.html";
return $self->{ _tmpfile };
}
=head2 C<parse($args)>
=cut
sub parse
{
my ($self, $args) = @_;
my ($sec,$min,$hour,$mday,$month,$year,$wday) = localtime(time);
# get the date to show
$year = $args->{ year } || (1900 + $year);
$month = $args->{ month } || ($month + 1);
# schedule file
my $data_dir = $self->{ _schedule_dir };
my $data_file = $self->{ _schedule_file };
# pattern to match
my @pat = (
sprintf("^%04d%02d(\\d{1,2})\\s+(.*)", $year, $month),
sprintf("^%04d/%02d/(\\d{1,2})\\s+(.*)", $year, $month),
sprintf("^%04d/%d/(\\d{1,2})\\s+(.*)", $year, $month),
sprintf("^%02d(\\d{1,2})\\s+(.*)", $month),
sprintf("^%02d/(\\d{1,2})\\s+(.*)", $month),
);
#
use HTML::CalendarMonthSimple;
my $cal = new HTML::CalendarMonthSimple('year'=> $year, 'month'=> $month);
if (defined $cal) {
$self->{ _schedule } = $cal;
}
else {
croak("cannot get object");
}
$cal->width('70%');
$cal->border(10);
$cal->header(sprintf("%04d/%02d %s", $year, $month, "schedule"));
$cal->bgcolor('pink');
if ($data_file && -f $data_file) {
$self->_analyze($data_file, \@pat);
}
elsif (-d $data_dir) {
use DirHandle;
my $dh = new DirHandle $data_dir;
if (defined $dh) {
while (defined($_ = $dh->read)) {
next if $_ =~ /~$/;
$self->_analyze("$data_dir/$_", \@pat);
}
}
}
else {
croak("invalid data");
}
}
sub _analyze
{
my ($self, $file, $pattern) = @_;
use FileHandle;
my $fh = new FileHandle $file;
if (defined $fh) {
while (<$fh>) {
for my $pat (@$pattern) {
if (/$pat(.*)/) {
$self->_parse($1, $2);
}
}
# for example, "*/24 something"
if (/^\*\/(\d+)\s+(.*)/) {
$self->_parse($1, $2);
}
}
close($fh);
}
}
sub _parse
{
my ($self, $day, $buf) = @_;
my $cal = $self->{ _schedule };
$day =~ s/^0//;
$cal->addcontent($day, "<p>". $buf);
}
sub print
{
my ($self, $fd) = @_;
$fd = $fd || \*STDOUT;
print $fd $self->{ _schedule }->as_HTML;
}
if ($0 eq __FILE__) {
eval q{
my %options;
use Getopt::Long;
GetOptions(\%options, "e! -D=s -m=s");
require FileHandle; import FileHandle;
require TinyScheduler; import TinyScheduler;
my $schedule = new TinyScheduler;
if ($options{'e'}) {
my $editor = $ENV{'EDITOR'} || 'mule';
system $editor, '-nw', $schedule->{ _schedule_file };
}
$schedule->parse;
my $tmp = $schedule->tmpfile;
my $fh = new FileHandle $tmp, "w";
$schedule->print($fh);
$fh->close;
system "w3m -dump $tmp";
unlink $tmp;
};
croak($@) if $@;
}
=head1 AUTHOR
Ken'chi Fukamachi
=head1 COPYRIGHT
Copyright (C) 2001 Ken'chi Fukamachi
All rights reserved. This program is free software; you can
redistribute it and/or modify it under the same terms as Perl itself.
=head1 HISTORY
TinyScheduler appeared in fml5 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
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