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package interactive_http; # $Id$
use diagnostics;
use strict;
use vars qw(@ISA);
@ISA = qw(interactive);
use CGI;
use interactive;
use common;
use log;
my $script_name = $ENV{INTERACTIVE_HTTP};
my $no_header;
my $uid;
my $pipe_r = "/tmp/interactive_http_r";
my $pipe_w = "/tmp/interactive_http_w";
sub open_stdout {
open STDOUT, ">$pipe_w" or die;
$| = 1;
print CGI::header();
$no_header = 1;
}
# cont_stdout must be called after open_stdout and before the first print
sub cont_stdout {
my ($title) = @_;
print CGI::start_html(-title => $title) if $no_header;
$no_header = 0;
}
sub new_uid {
my ($s, $ms) = gettimeofday();
$s * 256 + $ms % 256;
}
sub new() {
open_stdout();
bless {}, $_[0];
}
sub end() {
-e $pipe_r or return; # don't run this twice
my $q = CGI->new;
cont_stdout("Exit");
print "It's done, thanks for playing", $q->end_html;
close STDOUT;
unlink $pipe_r, $pipe_w;
}
sub exit() { end; exit($_[1]) }
END { end() }
sub ask_fromW {
my ($o, $common, $l, $l2) = @_;
redisplay:
my $uid = new_uid();
my $q = CGI->new;
$q->param(state => 'next_step');
$q->param(uid => $uid);
cont_stdout($common->{title});
# print $q->img({ -src => "/icons/$o->{icon}" }) if $o->{icon};
print @{$common->{messages}};
print $q->start_form(-name => 'form', -action => $script_name, -method => 'post');
print "<table>\n";
map_index {
my $e = $_;
print "<tr><td>$e->{label}</td><td>\n";
$e->{type} = 'list' if $e->{type} =~ /(icon|tree)list/;
#- combo doesn't exist, fallback to a sensible default
$e->{type} = $e->{not_edit} ? 'list' : 'entry' if $e->{type} eq 'combo';
if ($e->{type} eq 'bool') {
print $q->checkbox(-name => "w$::i", -checked => ${$e->{val}} && 'on', -label => $e->{text} || " ");
} elsif ($e->{type} eq 'button') {
print "nobuttonyet";
} elsif ($e->{type} =~ /list/) {
my %t;
$t{$_} = may_apply($e->{format}, $_) foreach @{$e->{list}};
print $q->scrolling_list(-name => "w$::i",
-values => $e->{list},
-default => [ ${$e->{val}} ],
-size => 5, -multiple => '', -labels => \%t);
} else {
print $e->{hidden} ?
$q->password_field(-name => "w$::i", -default => ${$e->{val}}) :
$q->textfield (-name => "w$::i", -default => ${$e->{val}});
}
print "</td></tr>\n";
} @$l;
print "</table>\n";
print $q->p();
print $q->submit(-name => 'ok_submit', -value => $common->{ok} || _("Ok"));
print $q->submit(-name => 'cancel_submit', -value => $common->{cancel}) if $common->{cancel};
print $q->hidden('state'), $q->hidden('uid');
print $q->end_form, $q->end_html;
close STDOUT; # page terminated
while (1) {
local *F;
open F, "<$pipe_r" or die;
$q = CGI->new(\*F);
$q->param('force_exit_dead_prog') and $o->exit;
last if $q->param('uid') == $uid;
open_stdout(); # re-open for writing
cont_stdout(_("Error"));
print $q->h1(_("Error")), $q->p("Sorry, you can't go back");
goto redisplay;
}
map_index {
my $e = $_;
my $v = $q->param("w$::i");
if ($e->{type} eq 'bool') {
$v = $v eq 'on';
}
${$e->{val}} = $v;
} @$l;
open_stdout(); # re-open for writing
$q->param('ok_submit');
}
sub p {
print "\n" . CGI::br($_) foreach @_;
}
sub wait_messageW {
my ($o, $title, $messages) = @_;
cont_stdout();
print "\n" . CGI::p();
p(@$messages);
}
sub wait_message_nextW {
my ($o, $messages, $w) = @_;
p(@$messages);
}
sub wait_message_endW {
my ($o, $w) = @_;
p(_("Done"));
print "\n" . CGI::p();
}
1;
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