| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 1 | #!/usr/bin/env perl |
| 2 | |
| 3 | # converts vim documentation to simple html |
| 4 | # Sirtaj Singh Kang (taj@kde.org) |
| 5 | |
| 6 | # Sun Feb 24 14:49:17 CET 2002 |
| 7 | |
| 8 | use strict; |
| 9 | use vars qw/%url $date/; |
| 10 | |
| 11 | %url = (); |
| 12 | $date = `date`; |
| 13 | chop $date; |
| 14 | |
| 15 | sub maplink |
| 16 | { |
| 17 | my $tag = shift; |
| 18 | if( exists $url{ $tag } ){ |
| 19 | return $url{ $tag }; |
| 20 | } else { |
| 21 | #warn "Unknown hyperlink target: $tag\n"; |
| 22 | $tag =~ s/\.txt//; |
| 23 | $tag =~ s/</</g; |
| 24 | $tag =~ s/>/>/g; |
| 25 | return "<code class=\"badlink\">$tag</code>"; |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | sub readTagFile |
| 30 | { |
| 31 | my($tagfile) = @_; |
| 32 | my( $tag, $file, $name ); |
| 33 | |
| 34 | open(TAGS,"$tagfile") || die "can't read tags\n"; |
| 35 | |
| 36 | while( <TAGS> ) { |
| 37 | next unless /^(\S+)\s+(\S+)\s+/; |
| 38 | |
| 39 | $tag = $1; |
| 40 | my $label = $tag; |
| 41 | ($file= $2) =~ s/.txt$/.html/g; |
| 42 | $label =~ s/\.txt//; |
| 43 | |
| 44 | $url{ $tag } = "<a href=\"$file#".escurl($tag)."\">".esctext($label)."</a>"; |
| 45 | } |
| 46 | close( TAGS ); |
| 47 | } |
| 48 | |
| 49 | sub esctext |
| 50 | { |
| 51 | my $text = shift; |
| 52 | $text =~ s/&/&/g; |
| 53 | $text =~ s/</</g; |
| 54 | $text =~ s/>/>/g; |
| 55 | return $text; |
| 56 | } |
| 57 | |
| 58 | sub escurl |
| 59 | { |
| 60 | my $url = shift; |
| 61 | $url =~ s/"/%22/g; |
| 62 | $url =~ s/~/%7E/g; |
| 63 | $url =~ s/</%3C/g; |
| 64 | $url =~ s/>/%3E/g; |
| 65 | $url =~ s/=/%20/g; |
| 66 | $url =~ s/#/%23/g; |
| 67 | $url =~ s/\//%2F/g; |
| 68 | |
| 69 | return $url; |
| 70 | } |
| 71 | |
| 72 | sub vim2html |
| 73 | { |
| 74 | my( $infile ) = @_; |
| 75 | my( $outfile ); |
| 76 | |
| 77 | open(IN, "$infile" ) || die "Couldn't read from $infile: $!.\n"; |
| 78 | |
| 79 | ($outfile = $infile) =~ s:.*/::g; |
| 80 | $outfile =~ s/\.txt$//g; |
| 81 | |
| 82 | open( OUT, ">$outfile.html" ) |
| 83 | || die "Couldn't write to $outfile.html: $!.\n"; |
| 84 | my $head = uc( $outfile ); |
| 85 | |
| 86 | print OUT<<EOF; |
| 87 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
| 88 | <html> |
| 89 | <head> |
| 90 | <title>VIM: $outfile</title> |
| 91 | <link rel="stylesheet" href="vim-stylesheet.css" type="text/css"> |
| 92 | </head> |
| 93 | <body> |
| 94 | <h2>$head</h2> |
| 95 | <pre> |
| 96 | EOF |
| 97 | |
| 98 | my $inexample = 0; |
| 99 | while( <IN> ) { |
| 100 | chop; |
| 101 | if ( /^\s*[-=]+\s*$/ ) { |
| 102 | print OUT "</pre><hr><pre>"; |
| 103 | next; |
| 104 | } |
| 105 | |
| 106 | # examples |
| 107 | elsif( /^>$/ || /\s>$/ ) { |
| 108 | $inexample = 1; |
| 109 | chop; |
| 110 | } |
| 111 | elsif ( $inexample && /^([<\S])/ ) { |
| 112 | $inexample = 0; |
| 113 | $_ = $' if $1 eq "<"; |
| 114 | } |
| 115 | |
| 116 | s/\s+$//g; |
| 117 | |
| 118 | # Various vim highlights. note that < and > have already been escaped |
| 119 | # so that HTML doesn't get screwed up. |
| 120 | |
| 121 | my @out = (); |
| 122 | # print "Text: $_\n"; |
| 123 | LOOP: |
| 124 | foreach my $token ( split /((?:\|[^\|]+\|)|(?:\*[^\*]+\*))/ ) { |
| 125 | if ( $token =~ /^\|([^\|]+)\|/ ) { |
| 126 | # link |
| 127 | push( @out, "|".maplink( $1 )."|" ); |
| 128 | next LOOP; |
| 129 | } |
| 130 | elsif ( $token =~ /^\*([^\*]+)\*/ ) { |
| 131 | # target |
| 132 | push( @out, |
| 133 | "<b class=\"vimtag\">\*<a name=\"".escurl($1)."\">".esctext($1)."<\/a>\*<\/b>"); |
| 134 | next LOOP; |
| 135 | } |
| 136 | |
| 137 | $_ = esctext($token); |
| 138 | s/CTRL-(\w+)/<code class="keystroke">CTRL-$1<\/code>/g; |
| 139 | # parameter <...> |
| 140 | s/<(.*?)>/<code class="special"><$1><\/code>/g; |
| 141 | |
| 142 | # parameter {...} |
| 143 | s/\{([^}]*)\}/<code class="special">{$1}<\/code>/g; |
| 144 | |
| 145 | # parameter [...] |
| 146 | s/\[(range|line|count|offset|cmd|[-+]?num)\]/<code class="special">\[$1\]<\/code>/g; |
| 147 | # note |
| 148 | s/(Note:?)/<code class="note">$1<\/code>/gi; |
| 149 | |
| 150 | # local heading |
| 151 | s/^(.*)\~$/<code class="section">$1<\/code>/g; |
| 152 | push( @out, $_ ); |
| 153 | } |
| 154 | |
| 155 | $_ = join( "", @out ); |
| 156 | |
| 157 | if( $inexample == 2 ) { |
| 158 | print OUT "<code class=\"example\">$_</code>\n"; |
| 159 | } else { |
| 160 | print OUT $_,"\n"; |
| 161 | } |
| 162 | |
| 163 | $inexample = 2 if $inexample == 1; |
| 164 | } |
| 165 | print OUT<<EOF; |
| 166 | </pre> |
| 167 | <p><i>Generated by vim2html on $date</i></p> |
| 168 | </body> |
| 169 | </html> |
| 170 | EOF |
| 171 | |
| 172 | } |
| 173 | |
| 174 | sub usage |
| 175 | { |
| 176 | die<<EOF; |
| 177 | vim2html.pl: converts vim documentation to HTML. |
| 178 | usage: |
| 179 | |
| 180 | vim2html.pl <tag file> <text files> |
| 181 | EOF |
| 182 | } |
| 183 | |
| 184 | |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 185 | sub writeCSS |
| 186 | { |
| 187 | open( CSS, ">vim-stylesheet.css" ) || die "Couldn't write stylesheet: $!\n"; |
| 188 | print CSS<<EOF; |
| 189 | body { background-color: white; color: black;} |
| 190 | :link { color: rgb(0,137,139); } |
| 191 | :visited { color: rgb(0,100,100); |
| 192 | background-color: white; /* should be inherit */ } |
| 193 | :active { color: rgb(0,200,200); |
| 194 | background-color: white; /* should be inherit */ } |
| 195 | |
| 196 | B.vimtag { color : rgb(250,0,250); } |
| 197 | |
| 198 | h1, h2 { color: rgb(82,80,82); text-align: center; } |
| 199 | h3, h4, h5, h6 { color: rgb(82,80,82); } |
| 200 | .headline { color: rgb(0,137,139); } |
| 201 | .header { color: rgb(164, 32, 246); } |
| 202 | .section { color: rgb(164, 32, 246); } |
| 203 | .keystroke { color: rgb(106, 89, 205); } |
| 204 | .vim { } |
| 205 | .example { color: rgb(0, 0, 255); } |
| 206 | .option { } |
| 207 | .notvi { } |
| 208 | .special { color: rgb(106, 89, 205); } |
| 209 | .note { color: blue; background-color: yellow; } |
| 210 | .sub {} |
| 211 | .badlink { color: rgb(0,37,39); } |
| 212 | EOF |
| 213 | |
| 214 | } |
| 215 | |
| 216 | # main |
| Bram Moolenaar | 166af9b | 2010-11-16 20:34:40 +0100 | [diff] [blame] | 217 | usage() if $#ARGV < 1; |
| Bram Moolenaar | 071d427 | 2004-06-13 20:20:40 +0000 | [diff] [blame] | 218 | |
| 219 | print "Processing tags...\n"; |
| 220 | readTagFile( $ARGV[ 0 ] ); |
| 221 | |
| 222 | foreach my $file ( 1..$#ARGV ) { |
| 223 | print "Processing ".$ARGV[ $file ]."...\n"; |
| 224 | vim2html( $ARGV[ $file ] ); |
| 225 | } |
| 226 | print "Writing stylesheet...\n"; |
| 227 | writeCSS(); |
| 228 | print "done.\n" |