6 |
use Carp; |
use Carp; |
7 |
use Log::Log4perl qw(get_logger :levels); |
use Log::Log4perl qw(get_logger :levels); |
8 |
use YAML; |
use YAML; |
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use Template; |
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=head1 NAME |
=head1 NAME |
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=head1 DESCRIPTION |
=head1 DESCRIPTION |
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This module will create tree from lookup data. It requires quite complicated |
This module will create tree from lookup data. It requires quite complicated |
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data structure, but once you get hang of that, it's peace of case :-) |
data structure, but once you get hang of that, it's peace of cake :-) |
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Data structure for tree definition is non-recursive, and defines each level |
Data structure for tree definition is non-recursive, and defines each level |
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of tree individually (so you can limit depth of tree) like this: |
of tree individually (so you can limit depth of tree) like this: |
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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 { return $l->{$_[1]} }, |
have_children => sub { return $l->{$_[1]} }, |
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iframe => 1, |
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},{ |
},{ |
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# level 1 |
# level 1 |
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code_arr => sub { @{$_[0]} }, |
code_arr => sub { @{$_[0]} }, |
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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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style => 'display: none', |
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)}; |
)}; |
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You can, however, create recursion with C<have_children_at_level> discussed |
You can, however, create recursion with C<have_children_at_level> discussed |
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It's safe to return undef just for next level data (C<$next_lvl> in example |
It's safe to return undef just for next level data (C<$next_lvl> in example |
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above) to stop recursion. |
above) to stop recursion. |
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=item iframe |
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This optional option will create all children nodes in separate file, and iframe in tree html, |
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so that generated tee html will have resonable size with large number of nodes. |
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=item style |
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Optional option to specify style of this node. |
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=back |
=back |
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=head1 METHODS |
=head1 METHODS |
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Create new tree object |
Create new tree object |
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my $tree = new WebPAC::Tree( |
my $tree = new WebPAC::Tree( |
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dir => './out', |
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html => 'browse.html', |
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template => './output_template/tree.tt', |
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js => 'tree-ids.js', |
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tree => \@tree, |
tree => \@tree, |
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log => 'log4perl.conf', |
log => 'log4perl.conf', |
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detail_url => sub { |
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my $mfn = shift; |
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my $path = "thes/${mfn}.html"; |
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return $path if (-e "./out/$path"); |
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}, |
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iframe_base => '../', |
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); |
); |
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C<dir> is output directory in which html files and JavaScript files will be |
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created (think of it as C<public_html>). |
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C<html> is name of output html file. |
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C<template> is name of template. It uses Template Toolkit syntax [% var %], |
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but doesn't really use TT. |
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C<js> is name of JavaScript file with shown and hidden ids. |
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C<tree> is tree array with levels of tree described above. |
C<tree> is tree array with levels of tree described above. |
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C<log> is optional parametar which specify filename of L<Log::Log4Perl> |
C<log> is optional parametar which specify filename of L<Log::Log4Perl> |
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config file. Default is C<log.conf>. |
config file. Default is C<log.conf>. |
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C<detail_url> code ref to check if detail html exists (and return URL if |
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it does). |
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C<iframe_base> is relative path from C<dir> defiend in C<output> to root |
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(which is inserted in all html). |
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=cut |
=cut |
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sub new { |
sub new { |
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my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
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foreach my $p (qw(dir html template js tree)) { |
$log->logconfess("need tree") unless ($self->{'tree'}); |
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$log->logconfess("need $p") unless ($self->{$p}); |
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} |
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$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,()); |
$self->{'tree_html'} = $self->unroll(0,()); |
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if (! $html) { |
if (! $self->{'tree_html'}) { |
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$log->warn("no html generated by unroll..."); |
$log->warn("no html generated by unroll..."); |
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return; |
return; |
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} |
} |
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my $html_file = $self->{'dir'}.'/'.$self->{'html'}; |
return $self; |
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} |
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=head2 output |
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Create output files from tree object |
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$tree->output( |
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dir => './out', |
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html => 'browse.html', |
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template_dir => './output_template/', |
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template_tree => 'tree.tt', |
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template_node => 'node.tt', |
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nodes => 'nodes', |
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js => 'tree-ids.js', |
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); |
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C<dir> is output directory in which html files and JavaScript files will be |
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created (think of it as C<public_html>). |
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C<html> is name of output html file. |
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C<template_dir> is directory with Template Toolkit templates. |
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C<template_tree> is name of template to produce tree. |
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C<template_node> is (optional) name of template for node (if C<iframe> |
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options is used within tree definition). |
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C<nodes> is directory in C<dir> in which html for iframes will be located. |
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See also C<iframe_base> for relative dir out of this directory. |
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C<js> is name of JavaScript file with shown and hidden ids. |
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open(TEMPLATE, $self->{'template'}) || $log->logdie("can't open '",$self->{'template'},": $!"); |
=cut |
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my $tmpl; |
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while(<TEMPLATE>) { |
sub output { |
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$tmpl .= $_; |
my $self = shift; |
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my $args = {@_}; |
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my $log = $self->_get_logger(); |
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foreach my $p (qw(dir html template_dir template_tree js)) { |
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$log->logconfess("need $p") unless ($args->{$p}); |
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} |
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my $html = $self->{'tree_html'}; |
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unless ($html) { |
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$log->warn("no html, output aborted"); |
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return; |
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} |
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my $html_file = $args->{'dir'}.'/'.$args->{'html'}; |
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$log->debug("templates are in ",$args->{'template_dir'}); |
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my $tt = Template->new( |
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INCLUDE_PATH => $args->{'template_dir'}, |
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); |
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my $var = { |
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js => $args->{'dir'}.'/'.$args->{'js'}, |
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tree => $html, |
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}; |
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$log->info("creating '$html_file' with tree from ",$args->{'template_tree'}); |
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$tt->process($args->{'template_tree'}, $var, $html_file) || $log->logdie("template error: ",$tt->error()); |
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my $js_file = $args->{'dir'}."/".$args->{'js'}; |
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$log->info("creating '$js_file' with tree data"); |
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$self->generate_js( |
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file => $js_file, |
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); |
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250 |
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if (! $args->{'nodes'}) { |
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$log->warn("skipping node creation"); |
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return $self; |
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} |
} |
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close(TEMPLATE); |
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$log->info("creating '$html_file' with tree"); |
foreach my $mfn (keys %{$self->{'node_html'}}) { |
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my $js_arr_file = $self->{'js'}; |
my $html_file = $args->{'dir'}."/".$args->{'nodes'}."/${mfn}.html"; |
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$tmpl =~ s/\[%\s+js\s+%\]/$js_arr_file/gi; |
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$tmpl =~ s/\[%\s+tree\s+%\]/$html/gi; |
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open(HTML, ">", $html_file) || $log->logdie("can't open '$html_file': $!"); |
$log->debug("creating tree node $html_file"); |
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print HTML $tmpl; |
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close(HTML); |
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$self->generate_js(); |
$var = { |
262 |
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node => $self->{'node_html'}->{$mfn}, |
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}; |
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$tt->process($args->{'template_node'}, $var, $html_file) || $log->logdie("template error: ",$tt->error()); |
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} |
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return $self; |
return $self; |
269 |
} |
} |
279 |
sub unroll { |
sub unroll { |
280 |
my $self = shift; |
my $self = shift; |
281 |
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282 |
my ($level,$data_arr) = @_; |
my ($level,$data_arr, $base_path) = @_; |
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$base_path ||= ''; |
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my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
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($link_start,$link_end) = (qq{<a href="#mfn$mfn" onClick="return toggle_display('id$mfn');">},qq{</a>}) if ($have_children); |
($link_start,$link_end) = (qq{<a href="#mfn$mfn" onClick="return toggle_display('id$mfn');">},qq{</a>}) if ($have_children); |
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my $mfn_link = "thes/$mfn.html"; |
my $mfn_link; |
340 |
if (-e "out/$mfn_link") { |
$mfn_link = $self->{'detail_url'}->($mfn) if ($self->{'detail_url'}); |
341 |
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342 |
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if ($mfn_link) { |
343 |
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$term =~ s/ *#C# */ <img src="${base_path}img\/crovoc.png" border="0">/; |
344 |
$html .= " " x $level . |
$html .= " " x $level . |
345 |
qq{<li>${link_start}<span id="o$mfn">${term}</span>${link_end}}. |
qq{<li>${link_start}<span id="o$mfn">${term}</span>${link_end}}. |
346 |
qq{ <a href="$mfn_link" onClick="javascript:return popup(this);">»</a></li>\n}; |
qq{ <a href="${base_path}${mfn_link}" onClick="javascript:return popup(this);"><img src="${base_path}img/listic.png" border="0"></a></li>\n}; |
347 |
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$log->debug("linked details to $mfn_link"); |
348 |
} else { |
} else { |
349 |
$log->warn("file 'out/$mfn_link' doesn't exist, skipping"); |
$log->warn("file 'out/$mfn_link' doesn't exist, skipping"); |
350 |
} |
} |
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# save mfn for iframe |
353 |
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push @{$self->{'mfn_arr'}}, $mfn; |
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355 |
unless ($have_children) { |
unless ($have_children) { |
356 |
next; |
next; |
357 |
} |
} |
373 |
push @{$self->{'show_ids'}}, "id$mfn"; |
push @{$self->{'show_ids'}}, "id$mfn"; |
374 |
} |
} |
375 |
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376 |
$html .= $self->unroll($next_level, $have_children); |
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377 |
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if ($tree->[$level]->{'iframe'}) { |
378 |
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379 |
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# reset list of current mfns |
380 |
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$self->{'mfn_arr'} = (); |
381 |
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382 |
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# unroll to separate file |
383 |
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$self->{'node_html'}->{$mfn} = $self->unroll($next_level, $have_children, $self->{'iframe_base'}); |
384 |
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$html .= " " x $level . |
385 |
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qq{<iframe id="i$mfn" name="i$mfn" width="100%" height="10" frameborder="0" border="0"></iframe>}; |
386 |
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@{$self->{'iframe_mfn'}->{$mfn}} = @{$self->{'mfn_arr'}}; |
387 |
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$log->debug("in this iframe: ", sub { Dump($self->{'iframe_mfn'}->{$mfn}) }); |
388 |
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389 |
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} else { |
390 |
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# unroll at base HTML |
391 |
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$html .= $self->unroll($next_level, $have_children, $base_path); |
392 |
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} |
393 |
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394 |
$html .= " " x $level . qq{</ul>\n}; |
$html .= " " x $level . qq{</ul>\n}; |
395 |
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396 |
} |
} |
403 |
Generate JavaScript arrays C<show> and C<hide> used to toggle display of |
Generate JavaScript arrays C<show> and C<hide> used to toggle display of |
404 |
elements. |
elements. |
405 |
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406 |
$tree->generate_js(); |
$tree->generate_js( |
407 |
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file = "./out/tree-ids.js", |
408 |
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); |
409 |
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410 |
=cut |
=cut |
411 |
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412 |
sub generate_js { |
sub generate_js { |
413 |
my $self = shift; |
my $self = shift; |
414 |
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415 |
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my $args = {@_}; |
416 |
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417 |
my $log = $self->_get_logger(); |
my $log = $self->_get_logger(); |
418 |
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419 |
my $js_file = $self->{'dir'}.'/'.$self->{'js'}; |
my $js_file = $args->{'file'}; |
420 |
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$log->die("need file") unless ($args->{'file'}); |
421 |
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422 |
$log->info("creating '$js_file' with arrays of shown and hidden ids"); |
$log->info("creating '$js_file' with arrays of shown and hidden ids"); |
423 |
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424 |
open(JS, ">", $js_file) || $log->logdie("can't open '$js_file': $!"); |
open(JS, ">", $js_file) || $log->logdie("can't open '$js_file': $!"); |
425 |
print JS "var show = ['",join("','",@{$self->{'show_ids'}}),"'];\n"; |
print JS "var show = ['",join("','",@{$self->{'show_ids'}}),"'];\n"; |
426 |
print JS "var hide = ['",join("','",@{$self->{'hide_ids'}}),"'];\n"; |
print JS "var hide = ['",join("','",@{$self->{'hide_ids'}}),"'];\n"; |
427 |
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428 |
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print JS "var mfn_iframe = [\n"; |
429 |
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foreach my $if (keys %{$self->{'iframe_mfn'}}) { |
430 |
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print JS " ",join(",",map { "[$_:$if]" } @{$self->{'iframe_mfn'}->{$if}}),",\n"; |
431 |
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} |
432 |
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print JS " null\n]\n"; |
433 |
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434 |
close(JS); |
close(JS); |
435 |
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436 |
$log->debug("stored ",scalar @{$self->{'show_ids'}}," shown and ",scalar @{$self->{'hide_ids'}}," hidden elements"); |
$log->debug("stored ",scalar @{$self->{'show_ids'}}," shown and ",scalar @{$self->{'hide_ids'}}," hidden elements"); |