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use Carp; |
use Carp; |
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use Log::Log4perl qw(get_logger :levels); |
use Log::Log4perl qw(get_logger :levels); |
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use locale; |
use YAML; |
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=head1 NAME |
=head1 NAME |
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my @tree = ({ |
my @tree = ({ |
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# level 0 |
# level 0 |
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code_arr => sub { @{$l->{$_[0]}} }, |
code_arr => sub { @{$_[0]} }, |
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filter_code => sub { shift }, |
filter_code => sub { shift }, |
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lookup_v900 => sub { |
lookup_v900 => sub { |
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my ($c,$p) = @_; |
my ($c,$p) = @_; |
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}, |
}, |
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lookup_term => sub { shift @{$l->{"d:".$_[0]}} }, |
lookup_term => sub { shift @{$l->{"d:".$_[0]}} }, |
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lookup_mfn => sub { shift @{$l->{"900_mfn:".$_[0]}} }, |
lookup_mfn => sub { shift @{$l->{"900_mfn:".$_[0]}} }, |
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have_children => sub { defined($l->{$_[1]}) }, |
have_children => sub { return $l->{$_[1]} }, |
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child_code => sub { return $_[1] }, |
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},{ |
},{ |
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# level 1 |
# level 1 |
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code_arr => sub { @{$l->{$_[0]}} }, |
code_arr => sub { @{$_[0]} }, |
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filter_code => sub { shift }, |
filter_code => sub { shift }, |
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lookup_v900 => sub { |
lookup_v900 => sub { |
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my ($c,$p) = @_; |
my ($c,$p) = @_; |
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lookup_term => sub { shift @{$l->{"d:".$_[0]}} }, |
lookup_term => sub { shift @{$l->{"d:".$_[0]}} }, |
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lookup_mfn => sub { shift @{$l->{"900_mfn:".$_[0]}} }, |
lookup_mfn => sub { shift @{$l->{"900_mfn:".$_[0]}} }, |
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have_children => sub { 0 }, |
have_children => sub { 0 }, |
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child_code => sub { 0 }, |
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)}; |
)}; |
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You can, however, create recursion with C<have_children_at_level> discussed |
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below, but you loose ability to limit tree depth or to specify different |
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style for each level. |
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Documentation for each element of tree is little sparse, but here it is: |
Documentation for each element of tree is little sparse, but here it is: |
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=over 5 |
=over 5 |
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Lookup value which will be called C<$v900> from now on. |
Lookup value which will be called C<$v900> from now on. |
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my $v900 = $t->{'lookup_v900'}->($code,$start_code); |
my $v900 = $t->{'lookup_v900'}->($code); |
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=item lookup_term |
=item lookup_term |
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=item have_children |
=item have_children |
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Returns C<true> or C<false> depending if current node have children. |
Returns children for next iteration of tree generation or undef. |
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my $next_lvl = $t->{'have_children'}->($code,$v900); |
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if ($t->{'have_children'}->($code,$v900,$start_code)) { ... } |
=item have_children_at_level |
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=item child_code |
Returns children for next iteration and next level. |
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Returns child code for next iteration of tree generation. |
my ($level,$next_lvl) = $t->{'have_children_at_level'}->($code,$v900); |
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my $child_code = $t->{'child_code'}->($code,$v900,$start_code); |
It's safe to return undef just for next level data (C<$next_lvl> in example |
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above) to stop recursion. |
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=back |
=back |
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$self->{'show_ids'} = []; |
$self->{'show_ids'} = []; |
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$self->{'hide_ids'} = []; |
$self->{'hide_ids'} = []; |
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my $html = $self->unroll(0,''); |
my $html = $self->unroll(0,()); |
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$log->logdie("no html generated by unroll...") unless ($html); |
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my $html_file = $self->{'dir'}.'/'.$self->{'html'}; |
my $html_file = $self->{'dir'}.'/'.$self->{'html'}; |
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Generate tree recursively. |
Generate tree recursively. |
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my $html = $tree->unroll($level,$start_code); |
my $html = $tree->unroll($level,$data_arr); |
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=cut |
=cut |
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sub unroll { |
sub unroll { |
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my $self = shift; |
my $self = shift; |
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my ($level,$start_code) = @_; |
my ($level,$data_arr) = @_; |
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my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
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if (! defined($level)) { |
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$log->warn("level is undef, stoping recursion..."); |
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return; |
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} |
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my $next_level = $level + 1; |
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$log->logconfess("need level") unless (defined($level)); |
$log->logconfess("need level") unless (defined($level)); |
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$log->logconfess("need start_code") unless (defined($start_code)); |
#$log->logconfess("need data_arr") unless (defined($data_arr)); |
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my $tree = $self->{'tree'}; |
my $tree = $self->{'tree'}; |
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# all levels passed? |
# all levels passed? |
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return if (! defined($tree->[$level])); |
return if (! defined($tree->[$level])); |
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$log->debug("unroll level $level, start code $start_code"); |
$log->debug("unroll level $level"); |
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my $html; |
my $html; |
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foreach my $code ($tree->[$level]->{'code_arr'}->($start_code)) { |
foreach my $code ($tree->[$level]->{'code_arr'}->($data_arr)) { |
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if ($code = $tree->[$level]->{'filter_code'}->($code)) { |
if ($code = $tree->[$level]->{'filter_code'}->($code)) { |
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$log->debug("# $level filter passed code $code"); |
$log->debug("# $level filter passed code $code"); |
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my $v900 = $tree->[$level]->{'lookup_v900'}->($code,$start_code) || $log->warn("can't lookup_v900($code,$start_code)"); |
my $v900 = $tree->[$level]->{'lookup_v900'}->($code) || $log->warn("can't lookup_v900($code)") && return; |
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$log->debug("# $level lookup_v900($code,$start_code) = $v900"); |
$log->debug("# $level lookup_v900($code) = $v900"); |
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my $term = $tree->[$level]->{'lookup_term'}->($code,$v900) || $log->warn("can't lookup_term($code,$v900)"); |
my $term = $tree->[$level]->{'lookup_term'}->($code,$v900) || $log->warn("can't lookup_term($code,$v900)") && next; |
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$log->debug("# $level lookup_term($code,$v900) = $term"); |
$log->debug("# $level lookup_term($code,$v900) = $term"); |
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my $mfn = $tree->[$level]->{'lookup_mfn'}->($code,$v900) || $log->warn("can't lookup_mfn($code,$v900)"); |
my $mfn = $tree->[$level]->{'lookup_mfn'}->($code,$v900) || $log->warn("can't lookup_mfn($code,$v900)") && next; |
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$log->debug("# $level lookup_mfn($code,$v900) = $mfn"); |
$log->debug("# $level lookup_mfn($code,$v900) = $mfn"); |
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$log->debug("$code -> $v900 : $term [$mfn]"); |
$log->debug("$code -> $v900 : $term [$mfn]"); |
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my ($link_start,$link_end) = ('',''); |
my ($link_start,$link_end) = ('<a name="mfn'.$mfn.'"></a>',''); |
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my $have_children = $tree->[$level]->{'have_children'}->($code,$v900,$start_code); |
my $have_children = $tree->[$level]->{'have_children'}->($code,$v900); |
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if ($have_children) { |
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($link_start,$link_end) = (qq{<a href="#mfn$mfn" onClick="return toggle_display('id$mfn');">},qq{</a>}); |
if (! $have_children) { |
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} else { |
$log->debug("# $level doesn't have_children($code,$v900)"); |
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$log->debug("# $level doesn't have_children($code,$v900,$start_code)"); |
($next_level,$have_children) = $tree->[$level]->{'have_children_at_level'}->($code,$v900) if ($tree->[$level]->{'have_children_at_level'}); |
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$log->debug("# $level have_children($code,$v900) on level $next_level") if ($have_children); |
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249 |
} |
} |
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($link_start,$link_end) = (qq{<a href="#mfn$mfn" onClick="return toggle_display('id$mfn');">},qq{</a>}) if ($have_children); |
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253 |
my $mfn_link = "thes/$mfn.html"; |
my $mfn_link = "thes/$mfn.html"; |
254 |
if (-e "out/$mfn_link") { |
if (-e "out/$mfn_link") { |
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$html .= " " x $level . |
$html .= " " x $level . |
256 |
qq{<li>${link_start}${term}${link_end}}. |
qq{<li>${link_start}<span id="o$mfn">${term}</span>${link_end}}. |
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qq{ <a href="$mfn_link">»</a></li>\n}; |
qq{ <a href="$mfn_link" onClick="javascript:return popup(this);">»</a></li>\n}; |
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} else { |
} else { |
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$log->warn("file 'out/$mfn_link' doesn't exist, skipping"); |
$log->warn("file 'out/$mfn_link' doesn't exist, skipping"); |
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} |
} |
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push @{$self->{'show_ids'}}, "id$mfn"; |
push @{$self->{'show_ids'}}, "id$mfn"; |
281 |
} |
} |
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$html .= $self->unroll($level+1, $tree->[$level]->{'child_code'}->($code,$v900,$start_code)); |
$html .= $self->unroll($next_level, $have_children); |
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285 |
$html .= " " x $level . qq{</ul>\n}; |
$html .= " " x $level . qq{</ul>\n}; |
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