wiki-archive/twiki/lib/TWiki/Configure/UIs/MAIN.pm

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#
# TWiki Enterprise Collaboration Platform, http://TWiki.org/
#
# Copyright (C) 2000-2006 TWiki Contributors.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version. For
# more details read LICENSE in the root of this distribution.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# As per the GPL, removal of this notice is prohibited.
package TWiki::Configure::UIs::MAIN;
use strict;
use base 'TWiki::Configure::UI';
use TWiki::Configure::Type;
sub new {
my $class = shift;
my $this = bless($class->SUPER::new(), $class);
@{$this->{blocks}} = ();
@{$this->{heads}} = ();
$this->{depth} = 0;
$this->{output} = '';
return $this;
}
sub parse {
my ($this, $file) = @_;
my $cfgfile = TWiki::findFileOnPath($file);
return unless $cfgfile;
open(F, $cfgfile) || return '';
undef $/;
my $text = <F>;
close(F);
my $type = '';
my $descr;
my $opts;
my $output = '';
foreach (split(/\r?\n/, $text)) {
if( m/^# \*\*([A-Z]+)(\s*.*?)\*\*/ ) {
if( $type eq '_HELP' ) {
$this->{blocks}->[$this->{depth}] .=
TWiki::Configure::UI::docBlock( $descr );
}
$type = $1;
$opts = $2 || '';
$opts .= ' '; # to simplify parsing
$descr = '';
} elsif ($type && /\$(TWiki::)?cfg(.*?)\s*=/) {
if( $type eq '_HELP' ) {
$this->{blocks}->[$this->{depth}] .=
TWiki::Configure::UI::docBlock( $descr );
} else {
my $value = new TWiki::Configure::Value(
$type, $opts, $descr, $2);
$this->{blocks}->[$this->{depth}] .= $value->buildInputFields();
}
$type = '';
$descr = '';
} elsif( m/^#---(\++) *(.*?)$/ ) {
my $ndepth = length($1);
my $nhead = $2;
while( $this->{depth} >= $ndepth ) {
if ($this->{depth} <= 1) {
$output .= TWiki::Configure::UI::foldableBlock(
$this->{heads}->[$this->{depth}], '',
$this->{blocks}->[$this->{depth}]);
} else {
$this->{blocks}->[$this->{depth} - 1] .=
TWiki::Configure::UI::ordinaryBlock(
$this->{depth}, $this->{heads}->[$this->{depth}], '',
$this->{blocks}->[$this->{depth}]);
}
$this->{depth}--;
}
$this->{depth} = $ndepth;
$this->{heads}->[$this->{depth}] = $nhead;
$this->{blocks}->[$this->{depth}] = '';
$type = '_HELP';
} elsif( m/^# \*([A-Z]+)\*/ ) {
my $ui = $1;
if( $type eq '_HELP' ) {
$this->{blocks}->[$this->{depth}] .=
TWiki::Configure::UI::docBlock( $descr );
$descr = '';
}
$ui = TWiki::Configure::UI::load($ui);
$this->{blocks}->[$this->{depth}] .= $ui->ui();
} elsif( $type ) {
$descr .= "$_ ";
}
}
$this->{output} .= $output;
}
sub ui {
my $this = shift;
print $this->{output};
while( $this->{depth} && $this->{blocks}->[$this->{depth}]) {
if ($this->{depth} <= 1) {
print TWiki::Configure::UI::foldableBlock(
$this->{heads}->[$this->{depth}], '',
$this->{blocks}->[$this->{depth}]);
} else {
$this->{blocks}->[ $this->{depth} - 1] .=
TWiki::Configure::UI::ordinaryBlock(
$this->{depth}, $this->{heads}->[$this->{depth}],
'', $this->{blocks}->[$this->{depth}]);
}
$this->{depth}--;
}
}
1;