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# -*-perl-*-
#+##############################################################################
#
# chm.pm: convert to chm intermediate formats hhp, hhc, hhk and html files
#
# Copyright 2004, 2006, 2009, 2011, 2012, 2013, 2018, 2020 Free Software
# Foundation, Inc.
#
# 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 3 of the License,
# or (at your option) any later version.
#
# 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. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Originally written by Patrice Dumas.
#
#-##############################################################################
# loading with -d:TraceUse leads to an error like
# texi2any: warning: error loading ../init/chm.pm: Undefined subroutine &Devel::TraceUse::texinfo_set_format_from_init_file called at ../init/chm.pm line 43.
# defining the package here avoids this error.
package Texinfo::Config;
use strict;
# To check if there is no erroneous autovivification
#no autovivification qw(fetch delete exists store strict);
use File::Spec;
# Also for __(
use Texinfo::Common;
# load modules to make sure that they are loaded before use
use Texinfo::Convert::Unicode;
use Texinfo::Convert::Utils;
use Texinfo::Convert::Text;
use Texinfo::Structuring;
texinfo_set_format_from_init_file('html');
texinfo_set_from_init_file('TOP_FILE', undef);
texinfo_set_from_init_file('contents', 1);
# remove navigation information, it is done by the viewer, and remove
# anything that gets in the way of the navigation.
texinfo_set_from_init_file('FORMAT_MENU', 'nomenu');
texinfo_set_from_init_file('SPLIT', 'node');
texinfo_set_from_init_file('DEFAULT_RULE', '');
texinfo_set_from_init_file('BIG_RULE', '');
texinfo_set_from_init_file('HEADERS', 0);
texinfo_set_from_init_file('footnotestyle', 'end');
texinfo_set_from_init_file('PROGRAM_NAME_IN_FOOTER', 0);
texinfo_register_formatting_function('format_navigation_header', \&chm_noop);
texinfo_register_formatting_function('format_navigation_panel', \&chm_noop);
my %chm_languages = (
'en' => '0x409 English (United States)',
'sq' => '0x041c Albanian',
# 'ar' => '0x1401 Arabic (ALGERIA)',
# 'es' => '0x2c0a Spanish (ARGENTINA)',
# 'en' => '0x0c09 English (AUSTRALIA)',
# 'de' => '0x0c07 German (AUSTRIA)',
# 'ar' => '0x3c01 Arabic (BAHRAIN)',
'be' => '0x0423 Byelorussian',
# 'fr' => '0x080c French (BELGIUM)',
# 'en' => '0x2809 English (BELIZE)',
# 'es' => '0x400a Spanish (BOLIVIA)',
# 'pt' => '0x0416 Portuguese (BRAZIL)',
# 'ms' => '0x083e Malay (BRUNEI DARUSSALAM)',
'bg' => '0x0402 Bulgarian',
# 'fr' => '0x0c0c French (CANADA)',
# 'es' => '0x340a Spanish (CHILE)',
'zh' => '0x0804 Chinese (CHINA)',
# 'es' => '0x240a Spanish (COLOMBIA)',
# 'es' => '0x140a Spanish (COSTA RICA)',
'hr' => '0x041a Croatian',
'cs' => '0x0405 Czech',
'da' => '0x0406 Danish',
# 'es' => '0x1c0a Spanish (DOMINICAN REPUBLIC)',
# 'es' => '0x300a Spanish (ECUADOR)',
# 'ar' => '0x0c01 Arabic (EGYPT)',
# 'es' => '0x440a Spanish (EL SALVADOR)',
'et' => '0x0425 Estonian',
'fo' => '0x0438 Faeroese',
'fi' => '0x040b Finnish',
'fr' => '0x040c French (FRANCE)',
'de' => '0x0407 German (GERMANY)',
'el' => '0x0408 Greek',
# 'es' => '0x100a Spanish (GUATEMALA)',
# 'es' => '0x480a Spanish (HONDURAS)',
# 'zh' => '0x0c04 Chinese (HONG KONG)',
'hu' => '0x040e Hungarian',
'is' => '0x040f Icelandic',
'hi' => '0x0439 Hindi',
'in' => '0x04',
'fa' => '0x0429 Farsi',
# 'ar' => '0x0801 Arabic (IRAQ)',
# 'en' => '0x1809 English (IRELAND)',
'iw' => '0x04',
'it' => '0x0410 Italian',
# 'en' => '0x2009 English (JAMAICA)',
'ja' => '0x0411 Japanese',
# 'ar' => '0x2c01 Arabic (JORDAN)',
'sw' => '0x0441 Swahili',
'ko' => '0x0412 Korean',
# 'ar' => '0x3401 Arabic (KUWAIT)',
'al' => '0x0426 Latvian (Lettish)',
# 'ar' => '0x3001 Arabic (LEBANON)',
# 'ar' => '0x1001 Arabic (LIBYAN ARAB JAMAHIRIYA)',
# 'de' => '0x1407 German (LIECHTENSTEIN)',
'lt' => '0x0427 Lithuanian',
# 'de' => '0x1007 German (LUXEMBOURG)',
# 'zh' => '0x1404 Chinese (MACAU)',
'mk' => '0x042f Macedonian',
# 'ms' => '0x043e Malay (MALAYSIA)',
# 'es' => '0x080a Spanish (MEXICO)',
# 'fr' => '0x180c French (MONACO)',
# 'ar' => '0x1801 Arabic (MOROCCO)',
'nl' => '0x0413 Dutch',
# 'en' => '0x1409 English (NEW ZEALAND)',
# 'es' => '0x4c0a Spanish (NICARAGUA)',
'no' => '0x0414 Norwegian',
# 'ar' => '0x2001 Arabic (OMAN)',
'ur' => '0x0420 Urdu',
# 'es' => '0x180a Spanish (PANAMA)',
# 'es' => '0x3c0a Spanish (PARAGUAY)',
# 'es' => '0x280a Spanish (PERU)',
# 'en' => '0x3409 English (PHILIPPINES)',
'pl' => '0x0415 Polish',
'pt' => '0x0816 Portuguese (PORTUGAL)',
# 'es' => '0x500a Spanish (PUERTO RICO)',
# 'ar' => '0x4001 Arabic (QATAR)',
'ro' => '0x0418 Romanian',
'ru' => '0x0419 Russian',
'ar' => '0x0401 Arabic (SAUDI ARABIA)',
# 'zh' => '0x1004 Chinese (SINGAPORE)',
'sk' => '0x041b Slovak',
'sl' => '0x0424 Slovenian',
'af' => '0x0436 Afrikaans',
'ca' => '0x0403 Catalan',
'sv' => '0x041d Swedish',
# 'de' => '0x0807 German (SWITZERLAND)',
# 'ar' => '0x2801 Arabic (SYRIAN ARAB REPUBLIC)',
# 'zh' => '0x0404 Chinese (TAIWAN, PROVINCE OF CHINA)',
'th' => '0x041e Thai',
# 'en' => '0x2c09 English (TRINIDAD AND TOBAGO)',
# 'ar' => '0x1c01 Arabic (TUNISIA)',
'tr' => '0x041f Turkish',
'uk' => '0x0422 Ukrainian',
# 'ar' => '0x3801 Arabic (UNITED ARAB EMIRATES)',
# 'en' => '0x0809 English (UNITED KINGDOM)',
# 'en' => '0x0409 English (UNITED STATES)',
# 'es' => '0x380a Spanish (URUGUAY)',
# 'es' => '0x200a Spanish (VENEZUELA)',
'vi' => '0x242a Vietnamese',
# 'ar' => '0x2401 Arabic (YEMEN)',
# 'en' => '0x3009 English (ZIMBABWE)',
#'' => '',
);
my %hhk_global_property = (
'ImageType' => 'Folder',
);
my %hhc_global_property = (
'ImageType' => 'Folder',
);
# at least kchmviewer has trouble with the corresponding textual entities
foreach my $thing ('OE', 'oe', 'euro') {
texinfo_register_no_arg_command_formatting($thing, undef,
$Texinfo::Convert::Unicode::unicode_entities{$thing});
}
sub chm_noop($$)
{
return '';
}
sub _chm_convert_tree_to_text($$;$)
{
my $converter = shift;
my $tree = shift;
my $options = shift;
$options = {} if (!defined($options));
return &{$converter->formatting_function('format_protect_text')}($converter,
Texinfo::Convert::Text::convert_to_text($tree,
{Texinfo::Convert::Text::copy_options_for_convert_text($converter),
%$options}));
}
sub chm_init($)
{
my $self = shift;
return 0 if (defined($self->get_conf('OUTFILE'))
and $Texinfo::Common::null_device_file{$self->get_conf('OUTFILE')});
my $verbose = $self->get_conf('VERBOSE');
my $document_name = $self->get_info('document_name');
my $outdir = $self->get_info('destination_directory');
$outdir = File::Spec->curdir() if ($outdir eq '');
my $hhk_filename = $document_name . ".hhk";
my $hhk_file_path_name = File::Spec->catfile($outdir, $hhk_filename);
my ($encoded_hhk_file_path_name, $hhk_path_encoding)
= $self->encoded_output_file_name($hhk_file_path_name);
my ($hhk_fh, $hhk_error_message) = Texinfo::Common::output_files_open_out(
$self->output_files_information(), $self,
$encoded_hhk_file_path_name);
if (!defined($hhk_fh)) {
$self->document_error($self,
sprintf(__("chm.pm: could not open %s for writing: %s\n"),
$hhk_file_path_name, $hhk_error_message));
return 1;
}
print STDERR "# chm: writing HTML Help index in $hhk_file_path_name...\n"
if ($verbose);
print $hhk_fh "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML//EN\">\n<HTML>\n";
print $hhk_fh "<HEAD>\n<meta name=\"GENERATOR\" content=\""
.$self->get_conf('PROGRAM') ."\">\n";
print $hhk_fh "<!-- Sitemap 1.0 -->\n</HEAD>\n<BODY>\n";
print $hhk_fh "<OBJECT type=\"text/site properties\">\n";
foreach my $property (sort(keys(%hhk_global_property))) {
print $hhk_fh "<param name=\"$property\" value=\"$hhk_global_property{$property}\">\n";
}
print $hhk_fh "</OBJECT>\n";
my ($index_entries, $index_entries_sort_strings)
= Texinfo::Structuring::sort_indices($self, $self,
$self->get_info('index_entries'));
if ($index_entries) {
foreach my $index_name (sort(keys(%$index_entries))) {
foreach my $index_entry_ref (@{$index_entries->{$index_name}}) {
# do not register index entries that do not point to the document
next if ($index_entry_ref->{'entry_element'}->{'extra'}
and ($index_entry_ref->{'entry_element'}->{'extra'}->{'seeentry'}
or $index_entry_ref->{'entry_element'}->{'extra'}->{'seealso'}));
my $origin_href
= $self->command_href($index_entry_ref->{'entry_element'}, '');
my $entry = _chm_convert_tree_to_text($self,
{'contents' => $index_entry_ref->{'entry_content'}},
{'code' => $index_entry_ref->{'in_code'}});
print $hhk_fh "<LI> <OBJECT type=\"text/sitemap\">\n"
."<param name=\"Name\" value=\"$entry\">\n"
."<param name=\"Local\" value=\"$origin_href\">\n"
."</OBJECT> </LI>\n"
if ($entry =~ /\S/);
}
}
}
print $hhk_fh "</BODY>\n</HTML>\n";
Texinfo::Common::output_files_register_closed(
$self->output_files_information(), $encoded_hhk_file_path_name);
if (!close ($hhk_fh)) {
$self->document_error($self,
sprintf(__("chm.pm: error on closing %s: %s"),
$hhk_file_path_name, $!));
return 1;
}
my $hhc_filename = $document_name . ".hhc";
my $hhc_file_path_name = File::Spec->catfile($outdir, $hhc_filename);
my ($encoded_hhc_file_path_name, $hhc_path_encoding)
= $self->encoded_output_file_name($hhc_file_path_name);
my ($hhc_fh, $hhc_error_message) = Texinfo::Common::output_files_open_out(
$self->output_files_information(), $self,
$encoded_hhc_file_path_name);
if (!defined($hhc_fh)) {
$self->document_error($self,
sprintf(__("chm.pm: could not open %s for writing: %s\n"),
$hhc_file_path_name, $hhc_error_message));
return 1;
}
print STDERR "# chm: writing HTML Help project in $hhc_file_path_name...\n"
if ($verbose);
print $hhc_fh "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML//EN\">\n<HTML>\n";
print $hhc_fh "<HEAD>\n<meta name=\"GENERATOR\" content=\""
.$self->get_conf('PROGRAM') ."\">\n";
print $hhc_fh "<!-- Sitemap 1.0 -->\n</HEAD>\n<BODY>\n";
print $hhc_fh "<OBJECT type=\"text/site properties\">\n";
foreach my $property (sort(keys(%hhc_global_property))) {
print $hhc_fh "<param name=\"$property\" value=\"$hhc_global_property{$property}\">\n";
}
print $hhc_fh "</OBJECT>\n";
if ($self->{'structuring'} and $self->{'structuring'}->{'sectioning_root'}) {
my $section_root = $self->{'structuring'}->{'sectioning_root'};
my $upper_level = $section_root->{'structure'}->{'section_childs'}->[0]
->{'structure'}->{'section_level'};
foreach my $top_section (@{$section_root->{'structure'}->{'section_childs'}}) {
$upper_level = $top_section->{'structure'}->{'section_level'}
if ($top_section->{'structure'}->{'section_level'} < $upper_level);
}
$upper_level = 1 if ($upper_level <= 0);
my $root_level = $upper_level - 1;
my $level = $root_level;
foreach my $section (@{$self->{'structuring'}->{'sections_list'}}) {
next if ($section->{'cmdname'} eq 'part');
my $section_level = $section->{'structure'}->{'section_level'};
$section_level = 1 if ($section_level == 0);
if ($level < $section_level) {
while ($level < $section_level) {
print $hhc_fh "<UL>\n";
$level++;
}
} elsif ($level > $section->{'structure'}->{'section_level'}) {
while ($level > $section_level) {
print $hhc_fh "</UL>\n";
$level--;
}
}
my $text = _chm_convert_tree_to_text($self, $section->{'args'}->[0]);
# should not be needed as end of lines are not converted, end of line
# can be added with invalid nestings.
chomp($text);
$text
= Texinfo::Convert::Utils::add_heading_number($self,$section, $text,
$self->get_conf('NUMBER_SECTIONS'));
# the empty string as second argument makes sure that the
# source file is different from the target file.
my $origin_href = $self->command_href($section, '');
print $hhc_fh "<LI> <OBJECT type=\"text/sitemap\">\n<param name=\"Name\" value=\"$text\">\n<param name=\"Local\" value=\"$origin_href\">\n</OBJECT> </LI>\n";
}
while ($level > $root_level) {
print $hhc_fh "</UL>\n";
$level--;
}
}
print $hhc_fh "</HTML>\n</BODY>\n";
Texinfo::Common::output_files_register_closed(
$self->output_files_information(), $encoded_hhc_file_path_name);
if (!close ($hhc_fh)) {
$self->document_error($self,
sprintf(__("chm.pm: error on closing %s: %s"),
$hhc_file_path_name, $!));
return 1;
}
my $hhp_filename = $document_name . ".hhp";
my $hhp_file_path_name = File::Spec->catfile($outdir, $hhp_filename);
my ($encoded_hhp_file_path_name, $hhp_path_encoding)
= $self->encoded_output_file_name($hhp_file_path_name);
my ($hhp_fh, $hhp_error_message) = Texinfo::Common::output_files_open_out(
$self->output_files_information(), $self,
$encoded_hhp_file_path_name);
if (!defined($hhp_fh)) {
$self->document_error(
$self, sprintf(__("chm.pm: could not open %s for writing: %s\n"),
$hhp_file_path_name, $hhp_error_message));
return 1;
}
print STDERR "# chm: writing HTML Help project in $hhp_file_path_name...\n"
if ($verbose);
my $language = $chm_languages{'en'};
my $documentlanguage = $self->get_conf('documentlanguage');
$documentlanguage =~ s/_.*//;
if (exists ($chm_languages{$documentlanguage})) {
$language = $chm_languages{$documentlanguage};
}
my $title = _chm_convert_tree_to_text($self, $self->get_info('title_tree'));
my $top_file = '';
my $top_element = $self->global_direction_element('Top');
if ($top_element) {
$top_file = $top_element->{'structure'}->{'unit_filename'};
}
print $hhp_fh <<EOT;
[OPTIONS]
Compatibility=1.1 or later
Compiled file=$document_name.chm
Contents file=$hhc_filename
Default Window=Default
Default topic=$top_file
Display compile progress=No
Full-text search=Yes
Index file=$hhk_filename
Language=$language
Title=$title
[WINDOWS]
Default=,"$hhc_filename","$hhk_filename","$top_file","$top_file",,,,,0x22520,,0x384e,,,,,,,,0
[FILES]
EOT
my %chm_files;
if ($self->{'tree_units'}) {
foreach my $element (@{$self->{'tree_units'}}) {
if (!$chm_files{$element->{'structure'}->{'unit_filename'}}) {
print $hhp_fh "$element->{'structure'}->{'unit_filename'}\n";
$chm_files{$element->{'structure'}->{'unit_filename'}} = 1;
}
}
}
Texinfo::Common::output_files_register_closed(
$self->output_files_information(), $encoded_hhp_file_path_name);
if (!close ($hhp_fh)) {
$self->document_error($self,
sprintf(__("chm.pm: error on closing %s: %s"),
$hhp_file_path_name, $!));
return 1;
}
return 0;
}
texinfo_register_handler('init', \&chm_init);
1;