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#!/usr/bin/perl
#
# Konvertiert den LaTeX-Jura-Style nach HTML.
# Aufruf: jura2html <File>
#
# 14.6.1997 Carsten Gerlach (gerlo@iceland.in-berlin.de)
#
# Der Konverter geht davon aus, daß im Text \fn für \footnote und \q für \emph
# verwendet wurde.
#
# Aus technischen Gründen wird das Inhaltsverzeichnis am Ende ausgegeben.
#
#
# einige Standard-Ersetzungen
sub htmlify {
$line =~ s/\\-//g; # \- entfernen
$line =~ s:\\/: :g; # \/ -> SPC
$line =~ s/\\ldots/.../g; # \ldots -> ...
$line =~ s/\\&/&/g; # \& -> &
$line =~ s/\\\\/<br>/g; # \\ -> <br>
$line =~ s/"'/"/g;
$line =~ s/"`/"/g; # Anführungsstriche
$line =~ s/---/-/g;
$line =~ s/--/-/g; # --- und -- zu -
$line =~ s/ä/ä/g;
$line =~ s/ö/ö/g;
$line =~ s/ü/ü/g;
$line =~ s/Ä/Ä/g;
$line =~ s/Ö/Ö/g;
$line =~ s/Ü/Ü/g;
$line =~ s/ß/ß/g; # Umlaute konvertieren
$line =~ s:\\q{([^{}]*)}:<i>\1</i>:g; # \q{...} : kursiver Text
$line =~ s:{\\tt([^{}]*)}:<tt>\1</tt>:g; # {\tt ...} : typewriter
}
%headings = (
"00", "A. ", "01", "B. ", "02", "C. ", "03", "D. ", "04", "E. ", "05", "F. ", "06", "G. ", "07", "H. ", "08", "I. ", "09", "J. ",
"10", "I. ", "11", "II. ", "12", "III. ", "13", "IV. ", "14", "V. ", "15", "VI. ", "16", "VII. ", "17", "VIII. ", "18", "IX. ", "19", "X. ",
"20", "1. ", "21", "2. ", "22", "3. ", "23", "4. ", "24", "5. ", "25", "6. ", "26", "7. ", "27", "8. ", "28", "9. ", "29", "10. ",
"30", "a) ", "31", "b) ", "32", "c) ", "33", "d) ", "34", "e) ", "35", "f) ", "36", "g) ", "37", "h) ", "38", "i) ", "39", "j) ",
"40", "aa) ", "41", "bb) ", "42", "cc) ", "43", "dd) ", "44", "ee) ", "45", "ff) ", "46", "gg) ", "47", "hh) ", "48", "ii) ", "49", "jj) ",
);
# Beginn der Bibliographie suchen
while(!(($line = <>) =~ m/\\begin{jurabibliography}/)) {}
#
# Bibliographie einlesen
#
$/ = "\r\n\r\n"; # paragraph slurp mode
$i = 0;
while(!(($line = <>) =~ m/\\end{jurabibliography}/)) {
htmlify;
$line =~ s/(\n|\r)//g; # newlines entfernen
if($line =~ m/\\jbibitem\s* # Beginn matchen
{ ( (?: [^}\\] | \\[^}]*} )* ) } # 1. Autor
[^{]*
{ ( (?: [^}\\] | \\[^}]*} )* ) } # 2. Zitierung
[^{]*
{ ( (?: [^}\\] | \\[^}]*} )* ) } # 3. Kürzel
\s*
(.*) # 4. Titel
/xs) {
$bibitem{"$3"} = $2; # Zitierung nach Kürzel merken
$bibtext[$i++] = "<b>$1</b> $4"; # Einträge für Lit.verzeichnis
}
}
# Beginn des Textes suchen
$/ = "\n"; # line slurp mode
while(!(($line = <>) =~ m/\\mainmatter/)) {}
print "<HTML><BODY>\n";
#
# Text bearbeiten
#
$toclevel = 0;
$actnum[$toclevel] = -1;
$footnotenum = 1;
$tocnum = 0;
$/ = "\r\n\r\n"; # paragraph slurp mode
while($line = <>) {
htmlify;
#
# \sub und \toc
#
if($line =~ m/\\sub{([^{}]*)}/) {
$toclevel++;
$actnum[$toclevel] = 0;
$hd = $toclevel + 1;
$hdtxt = $headings{"$toclevel$actnum[$toclevel]"};
$line =~ s:\\sub{([^{}]*)}:<a name="toc$tocnum"><H$hd>$hdtxt\1</H$hd></a>:;
$toc = $toc . "<a href=\"#toc$tocnum\">$hdtxt$1</a><br>\n";
$tocnum++;
}
if($line =~ m/\\toc{([^{}]*)}/) {
$actnum[$toclevel]++;
$hd = $toclevel + 1;
$hdtxt = $headings{"$toclevel$actnum[$toclevel]"};
$line =~ s:\\toc{([^{}]*)}:<a name="toc$tocnum"><H$hd>$hdtxt\1</H$hd></a>:;
$toc = $toc . "<a href=\"#toc$tocnum\">$hdtxt$1</a><br>\n";
$tocnum++;
}
#
# \levelup
#
while($line =~ m/\\levelup/g) {
$toclevel--;
}
$line =~ s/\\levelup//g;
#
# \cite expandieren
#
$p1 = 0;
pos($line) = 0;
while($line =~ m/\\cite\[([^[]*)\]{([^{}]*)}/g) {
$p2 = pos;
pos($line) = $p1;
$cite = $bibitem{"$2"} . $1;
$line =~ s/\\cite[^}]*}/$cite/;
pos($line) = $p2;
$p1 = $p2;
}
#
# \fn auflösen und merken
#
$p1 = 0;
pos($line) = 0;
while($line =~ m/\\fn{([^}]*)}/g) {
$footnotetxt[$footnotenum] = $1;
$p2 = pos;
pos($line) = $p1;
$txt = " <a href=\"#fn$footnotenum\">[$footnotenum]</a>";
$line =~ s:\\fn{[^{}]*}:$txt:;
pos($line) = $p2;
$p1 = $p2;
$footnotenum++;
}
print "$line<P>";
}
#
# Literaturverzeichnis ausgeben
#
print "<a name=\"toc$tocnum\"><H1>Literaturverzeichnis</H1></a>\n";
$toc = $toc . "<a href=\"#toc$tocnum\">Literaturverzeichnis</a><br>\n";
$tocnum++;
for($i=0; $i < @bibtext; $i++) {
print "$bibtext[$i]<P>\n";
}
#
# Fußnotenverzeichnis ausgeben
#
print "<a name=\"toc$tocnum\"><H1>Fußnoten</H1></a>\n";
$toc = $toc . "<a href=\"#toc$tocnum\">Fußnoten</a><br>\n";
$tocnum++;
for($i=1; $i < @footnotetxt; $i++) {
print "<a name=\"fn$i\">[$i] $footnotetxt[$i]</a><P>\n";
}
#
# Inhaltsverzeichnis ausgeben
#
print "<H1>Inhaltsverzeichnis</H1>\n";
print $toc;
print "</BODY></HTML>\n";
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