3 package Texi2HTML::Config;
7 my $page_toc_depth = 2;
9 my @section_to_filename;
12 $Data::Dumper::Maxdepth = 2;
14 sub print_element_info($)
17 print "~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n";
18 print "Element: $element\n";
19 print Dumper($element);
23 # Convert a given node name to its proper file name (normalization as explained
24 # in the texinfo manual:
25 # http://www.gnu.org/software/texinfo/manual/texinfo/html_node/HTML-Xref-Node-Name-Expansion.html
26 sub texinfo_file_name($)
29 # File name normalization by texinfo:
30 # 1/2: letters and numbers are left unchanged
31 # 3/4: multiple, leading and trailing whitespace is removed
32 $str = main::normalise_space($str);
33 # 5/6: all remaining spaces are converted to '-', all other 7- or 8-bit
34 # chars are replaced by _xxxx (xxxx=ascii character code)
35 my @chars = split(//, $str);
37 foreach my $char (@chars) {
38 if ( $char eq ' ' ) { # space -> '-'
40 } elsif ( ('0' le $char and $char le '9' ) or
41 ('A' le $char and $char le 'Z' ) or
42 ('a' le $char and $char le 'z' ) ) { # number or letter
45 my $ccode = ord($char);
47 if ( ord($char)<= 0xFFFF ) {
48 $addstr = sprintf("_%4x", $ccode);
50 $addstr = sprintf("__%6x", $ccode);
52 # padding is done by spaces, replace by '0'
57 # 7: if name begins with number, prepend 't_g' (so it starts with a letter)
58 if ($str =~ /^[0-9]/) {
67 # This function makes sure that files are only generated for numbered sections,
68 # but not for unnumbered ones. It is called after texi2html has done its own
69 # splitting and simply returns the filename for the node given as first argument
70 # Nodes with the same filename will be printed out to the same filename, so
71 # this really all we need. Also, make sure that the file names for sections
72 # are derived from the section title. We also might want to name the anchors
73 # according to node titles, which works by simply overriding the id element of
75 sub split_at_numbered_sections($$$)
79 my $docu_name = shift;
80 my $docu_ext = $Texi2HTML::Config::EXTENSION;
82 # TOC, footer, about etc. are called with undefined $element and $type == "toc"|"stoc"|"foot"|"about"
83 if ($type eq "toc" or $type eq "stoc" or $type eq "foot" or $type eq "about") {
86 # derive the name of the anchor (i.e. the part after # in the links!),
87 # don't use texi2html's SECx.x default!
88 my $sec_name = main::remove_texi($$element{texi});
89 my $anchor = $sec_name;
90 if ($$element{translationof}) {
91 $anchor = main::remove_texi($$element{translationof});
93 # normalize to the same file name as texinfo
94 $anchor = texinfo_file_name($anchor);
95 $$element{id} = $anchor;
96 # Numbered sections will get a filename Section_1.1.2, unnumbered sections will use
97 # the file name of the previous numbered section:
98 if ($$element{number}) {
99 my $filename = $anchor;
100 $filename .= ".$docu_ext" if (defined($docu_ext));
102 $$element{doc_nr} = $docnr;
103 $lastfilename = $filename;
104 push (@section_to_filename, [$sec_name, $filename, $anchor]);
107 $$element{doc_nr} = $docnr;
108 push (@section_to_filename, [$sec_name, $lastfilename, $anchor]);
109 return $lastfilename;
116 sub lilypond_finish_out()
118 my $map_filename = "$Texi2HTML::THISDOC{'destination_directory'}$Texi2HTML::THISDOC{'file_base_name'}_xref.map";
119 if (open(XREFFILE, ">$map_filename")) {
120 foreach (@section_to_filename) {
121 my ($sec, $file, $anchor) = @$_;
122 print XREFFILE "$sec\t$file\t$anchor\n";
126 print "Can't open $map_filename for writing: $! The map of X-refs will not be written out\n";
132 # The default formatting of external refs returns e.g.
133 # "(lilypond-internals)Timing_translator", so we remove all (...) from the
134 # file_and_node argument. Also, we want only a very simple format, so we don't
135 # even call the default handler!
136 sub lilypond_external_ref($$$$$$)
141 my $file_node = shift;
143 my $cross_ref = shift;
145 $file_node =~ s/\(.*\)//;
146 $file_node = &$anchor('', $href, $file_node) if ($file_node ne '');
147 return &$I('%{node_file_href}', { 'node_file_href' => $file_node });
149 # Default: format as "see <a ..>NODE</a> section 'SECTION' in BOOK"
150 # return t2h_default_external_ref($type, $section, $book, $file_node, $href, $cross_ref);
156 # recursively generate the TOC entries for the element and its children (which
157 # are only shown up to maxlevel. All ancestors of the current element are also
158 # shown with their immediate children, irrespective of their level.
159 sub generate_ly_toc_entries($$$)
162 my $element_path = shift;
163 my $maxlevel = shift;
164 # Skip undefined sections, plus all sections generated by index splitting
165 return() if (not defined($element) or exists($element->{'index_page'}));
167 my $level = $element->{'toc_level'};
168 my $is_parent_of_current = $element_path->{$element->{'number'}};
169 my $print_children = ( ($level < $maxlevel) or $is_parent_of_current );
170 my $ind = ' ' x $level;
171 my $this_css_class = $is_parent_of_current ? " class=\"toc_current\"" : "";
173 my $entry = "$ind<li$this_css_class>" . &$anchor ($element->{'tocid'}, "$element->{'file'}#$element->{'id'}",$element->{'text'});
175 my $children = $element->{'section_childs'};
176 if ( $print_children and defined($children) and (ref($children) eq "ARRAY") ) {
177 push (@result, $entry);
178 my @child_result = ();
179 foreach (@$children) {
180 push (@child_result, generate_ly_toc_entries($_, $element_path, $maxlevel));
182 # if no child nodes were generated, e.g. for the index, where expanded pages
183 # are ignored, don't generate a list at all...
185 push (@result, "$ind<ul$NO_BULLET_LIST_ATTRIBUTE>");
186 push (@result, @child_result);
187 push (@result, "$ind</ul></li>\n");
190 push (@result, $entry . "</li>\n");
196 # Print a customized TOC, containing only the first two levels plus the whole
197 # path to the current page
198 sub lilypond_generate_page_toc_body($)
201 my $current_element = $element;
203 $parentelements{$element->{'number'}} = 1;
204 # Find the path to the current element
205 while ( defined($current_element->{'sectionup'}) and
206 ($current_element->{'sectionup'} ne $current_element) )
208 $parentelements{$current_element->{'sectionup'}->{'number'}} = 1
209 if ($current_element->{'sectionup'}->{'number'} ne '');
210 $current_element = $current_element->{'sectionup'};
212 return () if not defined($current_element);
213 # Create the toc entries recursively
214 my @toc_entries = ("<div class=\"contents\">", "<ul$NO_BULLET_LIST_ATTRIBUTE>");
215 my $children = $current_element->{'section_childs'};
216 foreach ( @$children ) {
217 push (@toc_entries, generate_ly_toc_entries($_, \%parentelements, $page_toc_depth));
219 push (@toc_entries, "</ul>");
220 push (@toc_entries, "</div>");
224 my @this_page_toc = ();
226 sub lilypond_print_element_header
229 my $first_in_page = shift;
230 my $previous_is_top = shift;
231 if ($first_in_page and not @this_page_toc) {
232 if (defined($Texi2HTML::THIS_ELEMENT)) {
233 # Create the TOC for this page
234 @this_page_toc = lilypond_generate_page_toc_body($Texi2HTML::THIS_ELEMENT);
237 return T2H_DEFAULT_print_element_header( $fh, $first_in_page, $previous_is_top);
240 sub lilypond_toc_body($)
242 my $elements_list = shift;
243 # Generate a default TOC for pages without THIS_ELEMENT
244 @default_toc = lilypond_generate_page_toc_body(@$elements_list[0]);
245 return T2H_GPL_toc_body($elements_list);
249 sub lilypond_css_lines ($$)
251 my $import_lines = shift;
252 my $rule_lines = shift;
253 return if (defined($CSS_LINES));
254 # return if (!@$rule_lines and !@$import_lines and (! keys(%css_map)));
255 if (@$rule_lines or @$import_lines)
257 $CSS_LINES = "<style type=\"text/css\">\n<!--\n";
258 $CSS_LINES .= join('',@$import_lines) . "\n" if (@$import_lines);
259 $CSS_LINES .= join('',@$rule_lines) . "\n" if (@$rule_lines);
260 $CSS_LINES .= "-->\n</style>\n";
262 foreach my $ref (@CSS_REFS)
264 $CSS_LINES .= "<link rel=\"stylesheet\" type=\"text/css\" href=\"$ref\">\n";
266 $CSS_LINES .= "<!--[if lte IE 7]>\n<link href=\"lilypond-ie-fixes.css\" rel=\"stylesheet\" type=\"text/css\">\n<![endif]-->\n";
275 # Print out the TOC in a <div> at the end of th page, which will be formatted as a
276 # sidebar mimicking a TOC frame
277 sub print_lilypond_page_foot($)
280 my $program_string = &$program_string();
281 print $fh "<p><font size='-1'>$program_string</font><br>$PRE_BODY_CLOSE</p>\n";
283 # Print the TOC frame:
284 my @lines = @this_page_toc;
285 # use default TOC if no custom lines have been generated
286 @lines = @default_toc if (not @lines);
288 print $fh "\n\n<div id=\"tocframe\">";
289 print $fh '<h4> ' . $Texi2HTML::NAME{'Contents'} . "</h4>\n";
290 foreach my $line (@lines) {
298 print $fh "</body>\n</html>\n";
306 sub get_navigation_text
309 my $text = $NAVIGATION_TEXT{$button};
310 if ( ($button eq 'Back') or ($button eq 'FastBack') ) {
311 $text = $text . $Texi2HTML::NODE{$button} . " ";
312 } elsif ( ($button eq 'Forward') or ($button eq 'FastForward') ) {
313 $text = " " . $Texi2HTML::NODE{$button} . $text;
314 } elsif ( $button eq 'Up' ) {
315 $text = " ".$text.": " . $Texi2HTML::NODE{$button} . " ";
321 # Don't automatically create left-aligned table cells for every link, but
322 # instead create a <td> only on an appropriate '(left|right|center)-aligned-cell-n'
323 # button text. It's alignment as well as the colspan will be taken from the
324 # name of the button. Also, add 'newline' button text to create a new table
325 # row. The texts of the buttons are generated by get_navigation_text and
326 # will contain the name of the next/previous section/chapter.
327 sub lilypond_print_navigation
331 my $vertical = shift;
333 # print $fh '<table cellpadding="', $spacing, '" cellspacing="', $spacing,
334 # "\" border=\"0\" class=\"nav_table\">\n";
335 print $fh "<table class=\"nav_table\">\n";
337 print $fh "<tr>" unless $vertical;
339 foreach my $button (@$buttons)
341 print $fh qq{<tr valign="top" align="left">\n} if $vertical;
342 # Allow (left|right|center)-aligned-cell and newline as buttons!
343 if ( $button =~ /^(.*)-aligned-cell-(.*)$/ )
345 print $fh qq{</td>} unless $beginofline;
346 print $fh qq{<td valign="middle" align="$1" colspan="$2">};
349 elsif ( $button eq 'newline' )
351 print $fh qq{</td>} unless $beginofline;
357 elsif (ref($button) eq 'CODE')
359 &$button($fh, $vertical);
361 elsif (ref($button) eq 'SCALAR')
363 print $fh "$$button" if defined($$button);
365 elsif (ref($button) eq 'ARRAY')
367 my $text = $button->[1];
368 my $button_href = $button->[0];
369 # verify that $button_href is simple text and text is a reference
370 if (defined($button_href) and !ref($button_href)
371 and defined($text) and (ref($text) eq 'SCALAR') and defined($$text))
373 if ($Texi2HTML::HREF{$button_href})
375 my $anchor_attributes = '';
376 if ($USE_ACCESSKEY and (defined($BUTTONS_ACCESSKEY{$button_href})) and ($BUTTONS_ACCESSKEY{$button_href} ne ''))
378 $anchor_attributes = "accesskey=\"$BUTTONS_ACCESSKEY{$button_href}\"";
380 if ($USE_REL_REV and (defined($BUTTONS_REL{$button_href})) and ($BUTTONS_REL{$button_href} ne ''))
382 $anchor_attributes .= " rel=\"$BUTTONS_REL{$button_href}\"";
386 $Texi2HTML::HREF{$button_href},
387 get_navigation_text($$text),
393 print $fh get_navigation_text($$text);
397 elsif ($button eq ' ')
398 { # handle space button
400 ($ICONS && $ACTIVE_ICONS{' '}) ?
401 &$button_icon_img($BUTTONS_NAME{$button}, $ACTIVE_ICONS{' '}) :
402 $NAVIGATION_TEXT{' '};
405 elsif ($Texi2HTML::HREF{$button})
407 my $btitle = $BUTTONS_GOTO{$button} ?
408 'title="' . $BUTTONS_GOTO{$button} . '"' : '';
409 if ($USE_ACCESSKEY and (defined($BUTTONS_ACCESSKEY{$button})) and ($BUTTONS_ACCESSKEY{$button} ne ''))
411 $btitle .= " accesskey=\"$BUTTONS_ACCESSKEY{$button}\"";
413 if ($USE_REL_REV and (defined($BUTTONS_REL{$button})) and ($BUTTONS_REL{$button} ne ''))
415 $btitle .= " rel=\"$BUTTONS_REL{$button}\"";
417 if ($ICONS && $ACTIVE_ICONS{$button})
421 $Texi2HTML::HREF{$button},
422 &$button_icon_img($BUTTONS_NAME{$button},
423 $ACTIVE_ICONS{$button},
424 $Texi2HTML::SIMPLE_TEXT{$button}),
433 $Texi2HTML::HREF{$button},
434 get_navigation_text ($button),
441 { # button is passive
443 $ICONS && $PASSIVE_ICONS{$button} ?
444 &$button_icon_img($BUTTONS_NAME{$button},
445 $PASSIVE_ICONS{$button},
446 $Texi2HTML::SIMPLE_TEXT{$button}) :
448 "[" . get_navigation_text($button) . "]";
450 print $fh "</td>\n" if $vertical;
451 print $fh "</tr>\n" if $vertical;
453 print $fh "</td>" unless $beginofline;
454 print $fh "</tr>" unless $vertical;
455 print $fh "</table>\n";
459 @Texi2HTML::Config::SECTION_BUTTONS =
460 ('left-aligned-cell-1', 'FastBack',
461 'center-aligned-cell-3', 'Top', 'Contents', 'Index', 'About',
462 'right-aligned-cell-1', 'FastForward',
464 'left-aligned-cell-2', 'Back',
465 'center-aligned-cell-1', 'Up',
466 'right-aligned-cell-2', 'Forward'
469 # buttons for misc stuff
470 @Texi2HTML::Config::MISC_BUTTONS = ('center-aligned-cell-3', 'Top', 'Contents', 'Index', 'About');
472 # buttons for chapter file footers
473 # (and headers but only if SECTION_NAVIGATION is false)
474 @Texi2HTML::Config::CHAPTER_BUTTONS =
475 ('left-aligned-cell-1', 'FastBack',
476 'center-aligned-cell-3', 'Top', 'Contents', 'Index', 'About',
477 'right-aligned-cell-1', 'FastForward',
480 # buttons for section file footers
481 @Texi2HTML::Config::SECTION_FOOTER_BUTTONS =
482 ('left-aligned-cell-1', 'FastBack',
483 'center-aligned-cell-3', 'Top', 'Contents', 'Index', 'About',
484 'right-aligned-cell-1', 'FastForward',
486 'left-aligned-cell-2', 'Back',
487 'center-aligned-cell-1', 'Up',
488 'right-aligned-cell-2', 'Forward'
491 @Texi2HTML::Config::NODE_FOOTER_BUTTONS =
492 ('left-aligned-cell-1', 'FastBack',
493 'center-aligned-cell-3', 'Top', 'Contents', 'Index', 'About',
494 'right-aligned-cell-1', 'FastForward',
496 'left-aligned-cell-2', 'Back',
497 'center-aligned-cell-1', 'Up',
498 'right-aligned-cell-2', 'Forward'
501 # $Texi2HTML::Config::SPLIT = 'section';
502 @Texi2HTML::Config::CSS_REFS = ("lilypond.css");
503 $Texi2HTML::Config::USE_ACCESSKEY = 1;
504 $Texi2HTML::Config::USE_LINKS = 1;
505 $Texi2HTML::Config::USE_REL_REV = 1;
506 $Texi2HTML::Config::element_file_name = \&split_at_numbered_sections;
507 $Texi2HTML::Config::print_element_header = \&lilypond_print_element_header;
508 $Texi2HTML::Config::print_page_foot = \&print_lilypond_page_foot;
509 $Texi2HTML::Config::print_navigation = \&lilypond_print_navigation;
510 $Texi2HTML::Config::external_ref = \&lilypond_external_ref;
511 $Texi2HTML::Config::toc_body = \&lilypond_toc_body;
512 $Texi2HTML::Config::css_lines = \&lilypond_css_lines;
513 $Texi2HTML::Config::finish_out = \&lilypond_finish_out;
516 # For split pages, use index(.lang).html as start page!
517 if ($Texi2HTML::Config::SPLIT == 'section') {
518 # my $lng = $Texi2HTML::THISDOC{'current_lang'};
519 # if ($lng and ($lng ne "en")) {
520 # $Texi2HTML::Config::TOP_FILE = 'index.'.$lng.'.html';
522 $Texi2HTML::Config::TOP_FILE = 'index.html';
526 # if ($Texi2HTML::THISDOC{'current_lang'}) {
527 # $Texi2HTML::Config::EXTENSION = $Texi2HTML::THISDOC{'current_lang'} . "." .
528 # $docu_ext = $Texi2HTML::Config::EXTENSION;;
533 # Try to make use of @translationof to generate files according to the original
534 # English section title...
535 sub lilypond_unknown($$$$$)
543 # the @translationof macro provides the original English section title,
544 # which should be used for file/anchor naming, while the title will be
545 # translated to each language
546 if ($pass == 1 and $macro eq "translationof") {
547 if (ref($state->{'element'})=='HASH') {
548 $state->{'element'}->{'translationof'} = main::normalise_space($line);
550 return ('', true, undef, undef);
552 return t2h_default_unknown($macro, $line, $pass, $stack, $state);
555 $Texi2HTML::Config::unknown = \&lilypond_unknown;