mirror of https://github.com/python/cpython.git
211 lines
6.2 KiB
Perl
211 lines
6.2 KiB
Perl
#LaTeX2HTML Version 96.1 : dot.latex2html-init -*- perl -*-
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#
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$INFO = 1; # 0 = do not make a "About this document..." section
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$MAX_LINK_DEPTH = 3;
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# Python documentation uses section numbers to support references to match
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# in the printed and online versions.
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#
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$SHOW_SECTION_NUMBERS = 1;
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$HTML_VERSION = '3.0';
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$ICONSERVER = '../icons';
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# This replacement adds the "BORDER=0" attribute to the generated icon
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# markup. This is done for no better reason than that it looks better.
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#
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sub img_tag {
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local($icon) = @_;
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( ($icon =~ /(gif)/) ?
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do {
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$icon =~ /(up|next|previous|next_page|previous_page|change_begin|change_end|change_delete|contents|index)/;
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join('','<IMG ',$iconsizes{$1},' ALIGN=BOTTOM ALT="',$1,
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'" SRC="',$ICONSERVER,"/$icon",'" BORDER=0>')
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} :
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$icon);
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}
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# This replacement for process_command() is needed to add the case for
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# "\,"; it is unfortunate we need to do it this way.
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#
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sub process_command {
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local ($cmd_rx, *ref_contents) = @_;
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local($ref_before, $cmd, $after);
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local($cmd_sub, $cmd_msub, $cmd_trans, $mathentity);
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local (@open_font_tags,@open_size_tags);
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$ref_contents = &convert_iso_latin_chars($ref_contents);
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for (;;) { # Do NOT use the o option
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last unless ($ref_contents =~ /$cmd_rx/ );
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($ref_before, $cmd, $after) = ($`, $1, "$2$'");
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print(".");
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# $after =~ s/^[ ]+/ /o; Collapse all spaces that follow a command
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if ($cmd =~ /[a-zA-Z]$/) { # Eat redundant spaces that follow a command
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$after =~ s/^[ \t]+//o; }
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else {
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$after =~ s/^[ \t]+/ /o; }
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if ( $cmd = &normalize($cmd) ) {
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($cmd_sub, $cmd_msub, $cmd_trans, $mathentity) =
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("do_cmd_$cmd", "do_math_cmd_$cmd",
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$declarations{$cmd}, $mathentities{$cmd});
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if (defined &$cmd_sub) {
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# $ref_before may also be modified ...
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if ($cmd =~ /$sizechange_rx/o) {
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$after = &$cmd_sub($after, @open_size_tags);
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} else {
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$after = &$cmd_sub($after, @open_font_tags);
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};
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}
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elsif (defined &$cmd_msub) {
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# $ref_before may also be modified ...
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$after = &$cmd_msub($after, @open_font_tags);
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if ( !$math_mode ) {
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$after = "<MATH>" . $after . "</MATH>";
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++$commands_outside_math{$cmd};
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};
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}
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elsif ($cmd_trans) { # One to one transform
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$cmd_trans =~ m|</.*$|;
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$after = $` . $after . $&;
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push(@open_font_tags, $cmd) if ($cmd =~ /$fontchange_rx/o);
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push(@open_size_tags, $cmd) if ($cmd =~ /$sizechange_rx/o);}
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elsif ($mathentity) {
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if ( $math_mode ) {
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$after = "&$mathentity;" . $after;
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} else {
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$after = "<MATH>&$mathentity;</MATH>" . $after;
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++$commands_outside_math{$cmd};
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}; }
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# Here's the hack:
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elsif ($cmd == ',' && ! $AUX_FILE) {
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$ref_before = $ref_before . ",";
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}
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elsif ($ignore{$cmd}) { # Ignored command
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print "."}
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elsif ($cmd =~ /^the(.+)$/) { # Counter
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$counter = $1;
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$after = &do_cmd_thecounter($after);}
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else {
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# Do not add if reading an auxiliary file
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++$unknown_commands{$cmd} unless $AUX_FILE;
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}
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}
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$ref_contents = join('', $ref_before, $after);
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}
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$ref_contents;
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}
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sub top_navigation_panel {
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# Now add a few buttons with a space between them
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"<DIV CLASS=navigation>\n" .
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"$NEXT $UP $PREVIOUS $CONTENTS $INDEX $CUSTOM_BUTTONS" .
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"<BR>\n" . # Line break
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# If ``next'' section exists, add its title to the navigation panel
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($NEXT_TITLE ? "<B> Next:</B> $NEXT_TITLE\n" : undef) .
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# Similarly with the ``up'' title ...
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($UP_TITLE ? "<B>Up:</B> $UP_TITLE\n" : undef) .
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# ... and the ``previous'' title
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($PREVIOUS_TITLE ? "<B> Previous:</B> $PREVIOUS_TITLE\n" : undef) .
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# Line Break, horizontal rule (3-d dividing line) and new paragraph
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"<BR><HR><P></DIV>\n"
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}
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sub bot_navigation_panel {
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# Start with a horizontal rule (3-d dividing line)
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"\n<DIV CLASS=navigation><HR>".
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# Now add a few buttons with a space between them
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"$NEXT $UP $PREVIOUS $CONTENTS $INDEX $CUSTOM_BUTTONS" .
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"<BR>\n" . # Line break
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# If ``next'' section exists, add its title to the navigation panel
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($NEXT_TITLE ? "<B> Next:</B> $NEXT_TITLE\n" : undef) .
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# Similarly with the ``up'' title ...
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($UP_TITLE ? "<B>Up:</B> $UP_TITLE\n" : undef) .
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# ... and the ``previous'' title
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($PREVIOUS_TITLE ? "<B> Previous:</B> $PREVIOUS_TITLE\n" : undef) .
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"</DIV>\n"
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}
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# similar to make_index_entry(), but includes the string in the result
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# instead of the dummy filler.
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#
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sub make_str_index_entry {
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local($br_id,$str) = @_;
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# If TITLE is not yet available (i.e the \index command is in the title
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# of the current section), use $ref_before.
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$TITLE = $ref_before unless $TITLE;
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# Save the reference
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local($nstr) = "$str###" . ++$global{'max_id'}; # Make unique
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$index{$nstr} .= &make_half_href("$CURRENT_FILE#$br_id");
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"<a name=\"$br_id\">$str<\/a>";
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}
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sub add_idx {
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print "\nDoing the index ...";
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local($key, $str, @keys, $index, $level, $count,
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@previous, @current);
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@keys = keys %index;
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@keys = sort keysort @keys;
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$level = 0;
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foreach $key (@keys) {
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@current = split(/!/, $key);
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$count = 0;
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while ($current[$count] eq $previous[$count]) {
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$count++;
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}
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while ($count > $level) {
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$index .= "<dl compact>\n";
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$level++;
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}
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while ($count < $level) {
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$index .= "</dl>\n";
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$level--;
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}
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foreach $term (@current[$count .. $#current-1]) {
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# need to "step in" a little
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$index .= "<dt>" . $term . "\n<dl compact>\n";
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$level++;
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}
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$str = $current[$#current];
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$str =~ s/\#\#\#\d+$//o; # Remove the unique id's
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$index .= #$index{$key} .
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# If it's the same string don't start a new line
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(&index_key_eq(join('',@current), join('',@previous)) ?
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", $index{$key}<strong>" . $cross_ref_visible_mark . "</strong></a>\n" :
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"<dt>$index{$key}<strong>" . $str . "</strong></a>\n");
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@previous = @current;
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}
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while ($count < $level) {
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$index .= "</dl>\n";
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$level--;
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}
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s/$idx_mark/<dl compact>$index<\/dl>/o;
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}
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# need to remove leading <...>
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sub clean_key {
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local ($_) = @_;
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tr/A-Z/a-z/;
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s/\s//;
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s/\#\#\#\d+$//o; # Remove the unique id
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s/^<[a-z][-._a-z0-9]*>//; # Remove leading <gi>
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$_
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}
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1; # This must be the last line
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