#!/usr/bin/perl
+#
use strict;
use warnings;
+
+use CSS::Minifier::XS 0.07;
use File::Copy;
use File::Find;
+use File::Slurp;
use File::Spec;
+use Getopt::Long;
+use JavaScript::Minifier::XS;
+use Pod::Usage;
use XML::LibXML;
use XML::LibXSLT;
## Skip if the file hasn't changed (mtime based)
return if -f "$opt{docroot}/$path" && ( stat("$opt{tmpl}/web/$path") )[9] == ( stat("$opt{docroot}/$path") )[9];
- ## Copy
- print "Copying to : docroot:/$path\n";
- copy( "$opt{tmpl}/web/$path", "$opt{docroot}/$path" ) or die "$path: $!";
-
+ if ( $path =~ /(.+)\.css$/ ) {
+ print "CSS to : docroot:/$path\n";
+ my $content = read_file("$opt{tmpl}/web/$path");
+ write_file( "$opt{docroot}/$path", $opt{minify} ? CSS::Minifier::XS::minify($content) : $content );
+ }
+ elsif ( $path =~ /(.+)\.js$/ ) {
+ print "JS to : docroot:/$path\n";
+ my $content = read_file("$opt{tmpl}/web/$path");
+ write_file( "$opt{docroot}/$path", $opt{minify} ? JavaScript::Minifier::XS::minify($content) : $content );
+ }
+ else {
+ ## Copy
+ print "Copying to : docroot:/$path\n";
+ copy( "$opt{tmpl}/web/$path", "$opt{docroot}/$path" ) or die "$path: $!";
+ }
## Set mtime
utime( time, ( stat("$opt{tmpl}/web/$path") )[9], "$opt{docroot}/$path" );
}
foreach my $chapter ( $xml->findnodes('/book/chapter') ) {
++$chapter_counter;
- my $chapter_id = $chapter->getAttribute('id');
+ my $chapter_id = $chapter->getAttribute('id');
+ unless ($chapter_id) { # synthesise missing id
+ $chapter_id = sprintf( 'chapter_noid_%04d', $chapter_counter );
+ $chapter->setAttribute( 'id', $chapter_id );
+ }
my $chapter_title = $chapter->findvalue('title');
$index{$chapter_id} = { chapter_id => $chapter_counter, chapter_title => $chapter_title };
foreach my $section ( $chapter->findnodes('section') ) {
++$section_counter;
- my $section_id = $section->getAttribute('id');
+ my $section_id = $section->getAttribute('id');
+ unless ($section_id) { # synthesise missing id
+ $section_id = sprintf( 'section_noid_%04d_%04d', $chapter_counter, $section_counter );
+ $section->setAttribute( 'id', $section_id );
+ }
my $section_title = $section->findvalue('title');
- $index{$section_id} =
- { chapter_id => $chapter_counter, chapter_title => $chapter_title, section_id => $section_counter };
+ $index{$section_id} = {
+ chapter_id => $chapter_counter,
+ chapter_title => $chapter_title,
+ section_id => $section_counter,
+ section_title => $section_title
+ };
}
}
+ ## Build indexes as new chapters
+ build_indexes( $xml, $prepend_chapter, \%index );
## Replace all of the xrefs in the XML
foreach my $xref ( $xml->findnodes('//xref') ) {
if ( exists $index{$linkend} ) {
$xref->setAttribute( 'chapter_id', $index{$linkend}{'chapter_id'} );
$xref->setAttribute( 'chapter_title', $index{$linkend}{'chapter_title'} );
- $xref->setAttribute( 'section_id', $index{$linkend}{'section_id'} ) if $index{$linkend}{'section_id'};
+ $xref->setAttribute( 'section_id', $index{$linkend}{'section_id'} ) if ( $index{$linkend}{'section_id'} );
+ $xref->setAttribute( 'section_title', $index{$linkend}{'section_title'} ) if ( $index{$linkend}{'section_title'} );
$xref->setAttribute( 'url',
sprintf( '%sch%02d.html', $prepend_chapter, $index{$linkend}{'chapter_id'} )
. ( $index{$linkend}{'section_id'} ? '#' . $linkend : '' ) );
}
}
+## Build indexes
+sub build_indexes {
+ my ( $xml, $prepend_chapter, $xref ) = @_;
+
+ my $index_hash = {};
+ my $current_id;
+ foreach my $node ( $xml->findnodes('//section | //chapter | //indexterm') ) {
+ if ( $node->nodeName eq 'indexterm' ) {
+ my $role = $node->getAttribute('role') || 'concept';
+ my $primary = $node->findvalue('child::primary');
+ my $first = ( $primary =~ /^[A-Za-z]/ ) ? uc( substr( $primary, 0, 1 ) ) : ''; # first letter or marker
+ my $secondary = $node->findvalue('child::secondary') || '';
+ next unless ( $primary || $secondary ); # skip blank entries for now...
+ $index_hash->{$role}{$first}{$primary}{$secondary} ||= [];
+ push @{ $index_hash->{$role}{$first}{$primary}{$secondary} }, $current_id;
+ }
+ else {
+ $current_id = $node->getAttribute('id');
+ }
+ }
+
+ # now we build a set of new chapters with the index data in
+ my $book = ( $xml->findnodes('/book') )[0];
+ foreach my $role ( sort { $a cmp $b } keys %{$index_hash} ) {
+ my $chapter = XML::LibXML::Element->new('chapter');
+ $book->appendChild($chapter);
+ $chapter->setAttribute( 'id', join( '_', 'index', $role ) );
+ $chapter->setAttribute( 'class', 'index' );
+ $chapter->appendTextChild( 'title', ( ucfirst($role) . ' Index' ) );
+ foreach my $first ( sort { $a cmp $b } keys %{ $index_hash->{$role} } ) {
+ my $section = XML::LibXML::Element->new('section');
+ my $list = XML::LibXML::Element->new('variablelist');
+ $chapter->appendChild($section);
+ $section->setAttribute( 'id', join( '_', 'index', $role, $first ) );
+ $section->setAttribute( 'class', 'index' );
+ $section->appendTextChild( 'title', $first ? $first : 'Symbols' );
+ $section->appendChild($list);
+ foreach my $primary ( sort { $a cmp $b } keys %{ $index_hash->{$role}{$first} } ) {
+ my $entry = XML::LibXML::Element->new('varlistentry');
+ my $item = XML::LibXML::Element->new('listitem');
+ $list->appendChild($entry)->appendTextChild( 'term', $primary );
+ $entry->appendChild($item);
+ my $slist;
+ foreach my $secondary ( sort { $a cmp $b } keys %{ $index_hash->{$role}{$first}{$primary} } ) {
+ my $para = XML::LibXML::Element->new('para');
+ if ( $secondary eq '' ) {
+ $item->appendChild($para); # skip having extra layer of heirarchy
+ }
+ else {
+ unless ($slist) {
+ $slist = XML::LibXML::Element->new('variablelist');
+ $item->appendChild($slist);
+ }
+ my $sentry = XML::LibXML::Element->new('varlistentry');
+ my $sitem = XML::LibXML::Element->new('listitem');
+ $slist->appendChild($sentry)->appendTextChild( 'term', $secondary );
+ $sentry->appendChild($sitem)->appendChild($para);
+ }
+ my $count = 0;
+ foreach my $ref ( @{ $index_hash->{$role}{$first}{$primary}{$secondary} } ) {
+ $para->appendText(', ')
+ if ( $count++ );
+ my $xrefel = XML::LibXML::Element->new('xref');
+ $xrefel->setAttribute( linkend => $ref );
+ $xrefel->setAttribute( longref => 1 );
+ $para->appendChild($xrefel);
+ }
+ }
+ }
+ }
+ }
+}
+
## Handle the transformation
sub transform {
my ( $xml, $xsl_path, $out_path ) = @_;
mkdirp( ( $out_path =~ /^(.+)\/.+$/ )[0] );
## Write out the document
- open my $out, '>', $out_path or die $!;
+ open my $out, '>', $out_path or die "Unable to write $out_path - $!";
print $out $stylesheet->output_as_bytes($doc);
close $out;
}
}
}
+## error_help
+sub error_help {
+ my $msg = shift;
+
+ warn $msg;
+ pod2usage( -exitval => 1, -verbose => 0 );
+}
+
## Parse arguments
sub parse_arguments {
- my %opt = ();
+
+ my %opt = ( spec => [], filter => [], help => 0, man => 0, web => 0, minify => 1 );
+ GetOptions( \%opt, 'help|h!', 'man!', 'web!', 'spec=s{1,}', 'filter=s{1,}', 'latest=s', 'tmpl=s', 'docroot=s', 'minify!' )
+ || pod2usage( -exitval => 1, -verbose => 0 );
## --help
- help(0) if int(@ARGV) == 0 || grep( /^--help|-h$/, @ARGV );
+ pod2usage(0) if ( $opt{help} );
+ pod2usage( -verbose => 2 ) if ( $opt{man} );
- my @collection = @ARGV;
- while (@collection) {
- my $key = shift @collection;
+ ## --spec and --filter lists
+ foreach my $set (qw[spec filter]) {
+ $opt{$set} = [ map { my $f = File::Spec->rel2abs($_); help( 1, 'No such file: ' . $_ ) unless -f $f; $f } @{ $opt{$set} } ];
+ }
+ ## --latest
+ error_help('Missing value for latest') unless ( exists( $opt{latest} ) && defined( $opt{latest} ) );
+ error_help('Invalid value for latest') unless $opt{latest} =~ /^\d+(?:\.\d+)*$/;
+
+ ## --tmpl and --docroot
+ foreach my $set (qw[tmpl docroot]) {
+ error_help( 'Missing value for ' . $set ) unless ( exists( $opt{$set} ) && defined( $opt{$set} ) );
+ my $f = File::Spec->rel2abs( $opt{$set} );
+ error_help( 'No such directory: ' . $opt{$set} ) unless -d $f;
+ $opt{$set} = $f;
+ }
+ error_help('Excess arguments') if ( scalar(@ARGV) );
- if ( $key eq '--web' ) {
+ error_help('Must include at least one of --web, --spec or --filter')
+ unless ( defined $opt{web} || scalar( @{ $opt{spec} } ) || scalar( @{ $opt{web} } ) );
- ## --web
- $opt{web} = 1;
- }
- elsif ( $key =~ /^--(spec|filter)$/ ) {
+ return %opt;
+}
- ## --spec and --filter
- my $continue = 1;
- while ( $continue && @collection ) {
- my $value = shift @collection;
+1;
- if ( $value =~ /^--/ ) {
- unshift @collection, $value;
- $continue = 0;
- }
- else {
- $value = File::Spec->rel2abs($value);
- help( 1, 'No such file: ' . $value ) unless -f $value;
- push @{ $opt{$1} }, $value unless grep( $_ eq $value, @{ $opt{$1} } );
- }
- }
- help( 1, 'Missing value for ' . $key ) unless exists $opt{$1};
- }
- elsif ( $key eq '--latest' ) {
+__END__
- ## --latest
- my $value = shift @collection;
- help( 1, 'Missing value for ' . $key ) unless defined $value;
- help( 1, 'Invalid value for ' . $key ) unless $value =~ /^\d+(?:\.\d+)*$/;
- $opt{latest} = $value;
- }
- elsif ( $key =~ /^--(tmpl|docroot)$/ ) {
-
- ## --tmpl and --docroot
- my $value = shift @collection;
- help( 1, 'Missing value for ' . $key ) unless defined $value;
- $value = File::Spec->rel2abs($value);
- help( 1, 'No such directory: ' . $value ) unless -d $value;
- $opt{$1} = $value;
- $opt{$1} =~ s#/+$##;
- }
- else {
- help( 1, 'Bad argument: ' . $key );
- }
- }
+=head1 NAME
- help( 1, 'Must include at least one of --web, --spec or --filter' )
- unless exists $opt{web} || exists $opt{spec} || exists $opt{filter};
- foreach (qw( latest tmpl docroot )) {
- help( 1, 'Missing argument: --' . $_ ) unless exists $opt{$_};
- }
+gen.pl - Generate exim html documentation and website
- return %opt;
-}
+=head1 SYNOPSIS
-## Help information
-sub help {
- my ( $exit_code, $msg ) = @_;
+gen.pl [options]
- print "$msg\n\n" if defined $msg;
+ Options:
+ --help display this help and exits
+ --man displays man page
+ --spec file... spec docbook/XML source files
+ --filter file... filter docbook/XML source files
+ --web Generate the general website pages
+ --latest VERSION Required. Specify the latest stable version of Exim.
+ --tmpl PATH Required. Path to the templates directory
+ --docroot PATH Required. Path to the website document root
+ --[no-]minify [Don't] minify CSS and Javascript
- print << "END_HELP";
-Options:
- --help or -h : Print this help information and then exit
+=head1 OPTIONS
- --web : Generate the general website pages
- --spec PATH : Generate the spec pages. PATH is the path to the spec.xml
- --filter PATH : Generate the filter pages. PATH is the path to the filter.xml
+=over 4
- One or more of the above three options are required. --spec and --filter can
- take multiple values to generate different sets of documentation for
- different versions at the same time.
+=item B<--help>
- --latest VERSION : Required. Specify the latest stable version of Exim.
- --tmpl PATH : Required. Path to the templates directory
- --docroot PATH : Required. Path to the website document root
+Display help and exits
- If CSS::Minifier::XS is installed, then CSS will be minified.
- If JavaScript::Minifier::XS is installed, then JavaScript will be minified.
+=item B<--man>
-Example:
+Display man page
- ./gen.pl --latest 4.72
- --web
- --spec spec.xml 4.71/spec.xml
- --filter filter.xml 4.71/filter.xml
- --tmpl ~/www/templates
- --docroot ~/www/docroot
-END_HELP
+=item B<--spec> I<file...>
+
+List of files that make up the specification documentation
+docbook/XML source files.
+
+=item B<--filter> I<file...>
+
+List of files that make up the filter documentation docbook/XML
+source files.
+
+=item B<--web>
+
+Generate the website from the template files.
+
+=item B<--latest> I<version>
+
+Specify the current exim version. This is used to create links to
+the current documentation.
+
+This option is I<required>
+
+=item B<--tmpl> I<directory>
+
+Specify the directory that the templates are kept in.
+
+This option is I<required>
+
+=item B<--docroot> I<directory>
+
+Specify the directory that the output should be generated into.
+This is the website C<docroot> directory.
+
+This option is I<required>
+
+=item B<--minify>
+
+If this option is set then both the CSS and Javascript files
+processed are minified using L<CSS::Minifier::XS> and
+L<JavaScript::Minifier::XS> respectively.
+
+This option is set by default - to disable it specify C<--no-minify>
+
+=back
+
+=head1 DESCRIPTION
+
+Generates the exim website and HTML documentation.
+
+=head1 EXAMPLE
+
+ script/gen.pl \
+ --web \
+ --spec docbook/*/spec.xml \
+ --filter docbook/*/filter.xml \
+ --latest 4.72 \
+ --tmpl templates \
+ --docroot /tmp/website
+
+=head1 AUTHOR
+
+Mike Cardwell
+
+Nigel Metheringham <nigel@exim.org> - mostly broke the framework
+Mike produced.
+
+=head1 COPYRIGHT
+
+Copyright 2010 Exim Maintainers. All rights reserved.
+
+=cut
- exit($exit_code);
-}
git://git.exim.org / exim-website.git / blobdiff