#!/usr/bin/perl -w

######################################################################
###
###   IMPORTANT!
###   Please read the warranty and legal notice 
###   at the end of this file!
###
######################################################################

$version = '1.33';

print "\nBookmarks With References $version\n\n";

if ( $#ARGV<1 ) { die
"Syntax: BookmarksWithRef Bookmarks-Quelle Bookmarks-Ziel

Es wird in Netscape-Bookmarks eine Referenz per NAME=... eingefuegt
und dabei am Anfang dieser Datei auch noch ein Inhaltsverzeichnis
aller Folder hierarchisch erzeugt.
Es werden auch alle Zeitstempel und Spaces entfernt.
WICHTIG:
Nur mit einer KOPIE der Original-Bookmarks arbeiten!
Beispiel: BookmarksWithRef ~/bookmarks.html ~/book.html

"; }

$quelle = $ARGV[0];
$ziel   = $ARGV[1];

die "Zieldatei existiert bereits!\n" if ( -e $ziel );

open (FQuelle, "$quelle") || die "Kann Quelle nicht lesen!\n";
@book = <FQuelle>;
close FQuelle;

$inhalt = '';
$erstesDL = 0;

# Nur zum merken, welche Labels schon vorkamen:
%Labels = ();

for ($i=0; $i<$#book; $i++)
{
  $_ = $book[$i];

  # Herausfinden, wo das Inhaltsverzeichnis eingefügt werden soll
  if ( ($erstesDL == 0) && (/<DL>/) ) { $erstesDL = $i };

  # Fuer das Inhaltsverzeichnis die Ebenen feststellen
  if (/<DL>/)   { $inhalt .= '<DL>'  };
  if (/<\/DL>/) { $inhalt .= '</DL>' };
  
  if (/<DT><H3 .*?ADD_DATE=/)
  {
      $LabelName = $book[$i];
      $LabelName =~ s|(\s+<DT><H3 .*?ADD_DATE="\d+" LAST_MODIFIED="\d+".*>)(.+)(</H3>)[\r\n]*|$2|;
      $LabelName =~ s/ /_/g; # Leerzeichen durch "_" ersetzen
      $book[$i] = "<A NAME=\"$LabelName\">\n" . $book[$i];
      $inhalt .= "<DT><A HREF=\"#$LabelName\">$LabelName</A>\n";

      if (defined $Labels{$LabelName})
      {	print "Das Label '$LabelName' gibt es mehr als einmal!\n" }
      $Labels{$LabelName}++;
  };
  
  # Dieses herauswerfen:
  # ADD_DATE="793396835" LAST_VISIT="855936345" LAST_MODIFIED="821895724"

  $book[$i] =~ s/ ADD_DATE="\d{9}"//g;
  $book[$i] =~ s/ LAST_VISIT="\d{9}"//g;
  $book[$i] =~ s/ LAST_MODIFIED="\d{9}"//g;

  # Spaces weg
  $book[$i] =~ s/\s{2,}//g;
  
};

$inhalt .= '<hr>Diese Seite wurde durch <a href="http://www.loescher-online.de/prog.html#BookmarksWithRef">BookmarksWithReferences</A> v'.$version.' generiert.';

$book[$erstesDL] = $inhalt . "<HR>\n\n" . $book[$erstesDL];

open(FZiel, ">$ziel") || die "Ausgabefile kann nicht geschrieben werden.\n";
print FZiel @book;
close FZiel;


######################################################################
#
# Warranty and legal notice
# ~~~~~~~~~~~~~~~~~~~~~~~~~
#
# Copyright (c) 1997 by Stephan Löscher  -  all rights reserved
# My Address: Stephan Löscher, Dr.Troll-str. 3, 82194 Gröbenzell, Germany
# Email: loescher@gmx.de
# WWW: http://www.loescher-online.de/
#
# This program is freeware.
# It is NOT Public-Domain-Software!
# The author (Stephan Löscher) does NOT give up his copyright, but he 
# reserves his copyright. Usage and copying is free of charge for private
# use, but NOT for commercial use!
# 
# You may and should copy this program free of charge, use it,
# give it to your friends, upload it to a BBS or something similar, under
# the following conditions:
# * Don't charge any money for it. If you upload it to a BBS, make sure that
#    it can be downloaded free (without paying for downloading it, except
#    for usage fees that have to be paid anyway). Small copying fees (up to
#    5 DM or 3 $US) may be charged.
#  * Only distribute the whole original package, with all the files included.
#  * This program may not be part of any commercial product or service without
#    the written permission by the author.
#  * If you want to include this program on a CD-ROM and/or book, please send
#    me a free copy of the CD/book (this is not a must, but I would appreciate
#    it very much).
# 
# Distribution of the program is explicitly desired, provided that the above
# conditions are accepted.
# 
# YOU ARE USING THIS PROGRAM AT YOUR OWN RISK! THE AUTHOR (STEPHAN LÖSCHER)
# IS NOT LIABLE FOR ANY DAMAGE OR DATA-LOSS CAUSED BY THE USE OF THIS PROGRAM
# OR BY THE INABILITY TO USE THIS PROGRAM. IF YOU ARE NOT SURE ABOUT THIS, OR
# IF YOU DON'T ACCEPT THIS, THEN DO NOT USE THIS PROGRAM!
# BECAUSE OF THE VARIOUS HARDWARE AND SOFTWARE ENVIRONMENTS INTO WHICH THIS
# PROGRAM MAY BE PUT, NO WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE IS
# OFFERED.
# GOOD DATA PROCESSING PROCEDURE DICTATES THAT ANY PROGRAM BE THOROUGHLY
# TESTED WITH NON-CRITICAL DATA BEFORE RELYING ON IT.
# 
# No part of the documentation may be reproduced, transmitted, transcribed,
# stored in any retrieval system, or translated into any other language in
# whole or in part, in any form or by any means, whether it be electronic,
# mechanical, magnetic, optical, manual or otherwise, without prior written
# consent of the author, Stephan Löscher.
# 
# You may not make any changes or modifications to this software or this
# manual. You may not decompile, disassemble, or otherwise reverse-engineer
# the software in any way.
# If you got the source, then you are permitted to modify it if you
# contact me and tell me your enhancements.
# You also may include the source as a whole or parts of it into other
# programs, as long as you don't make profit directly out of selling
# the result. If you re-use code of this program then do not remove my name!
# If you include this source-code in your projects, mark it clearly as such
# "... derived from code XXX by Stephan Löscher".
# But don't distribute modified code!
# 
# If you believe your copy of this software has been tampered or altered in
# anyway, shape or form, please contact me immediately! Do not hesitate a
# moment to inform me. Remember, this software should be available to all, in
# the original form, so please do not accept modified or damaged versions of
# my software.
# 
# The author reserves his right for taking legal steps if the copyright or the
# license agreement is violated.
# 
# All product names mentioned in this software are trademarks or registered
# trademarks of their respective owners.
# 
# If you have any questions, ideas, suggestions for improvements or if you find
# bugs (I don't hope so.) then feel free to contact me. (Email is appreciated.)
# 
# I'm not a native english speaker. If you are one and discover some strange
# sounding parts in this documentation or in the program, please, feel free
# to point it out to me and give me suggestions for alteration!
# 
# If the program works for you, and you want to honour my efforts, you are
# invited to donate as much as you want... :)
#
# In any case, if you don't like the restrictions in this license, contact
# me, and we can work something out.
#
######################################################################