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#!/usr/bin/perl |
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# |
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# PLies Copyright 2001 Dobrica Pavlinusic <dpavlin@rot13.org> |
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# |
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# this tool is based on SlideMaker and XLSies tool |
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# split a all.htm into slide*.htm |
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# |
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# For more information please see presentation about this tool on |
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# https://www.rot13.org/~dpavlin/presentations/XLSies_to_PLies/ |
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# |
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# Copyright 1999 World Wide Web Consortium, |
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# (Massachusetts Institute of Technology, Institut |
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# National de Recherche en Informatique et en |
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# Automatique, Keio University). All Rights Reserved. |
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# This program is distributed under the W3C's |
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# Intellectual Property License. This program is |
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# distributed in the hope that it will be useful, but |
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# WITHOUT ANY WARRANTY; without even the implied |
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# warranty of MERCHANTABILITY or FITNESS FOR A |
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# PARTICULAR PURPOSE. See W3C License |
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# http://www.w3.org/Consortium/Legal/ for more details. |
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# |
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# |
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############################################################################## |
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# |
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# slidemaker credits: |
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# |
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# Stephan Montigaud - stephan@w3.org |
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# created 970601 |
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# modified by Pierre Fillault |
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# check the documentation at http://www.w3.org/Talks/YYMMsub/ |
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# |
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# modified 19990505 Bert Bos: ALT text of prev/next arrows is now |
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# "prev"/"next" rather than the title of the prev/next slide; looks better |
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# in lynx. |
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# |
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# version: 4.14 - 19990719 |
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# $Id: w3cburst.pl,v 1.41 1999/11/02 17:25:50 charles Exp $ |
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# |
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# |
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# XLSies credits: |
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# |
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# Sami Lempinen - lempinen@iki.fi |
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# http://www.snowman.sgic.fi/ssl/xslies/ |
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# |
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# Text::FastTemplate: |
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# Robert Lehr - bozzio@the-lehrs.com |
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|
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use Text::FastTemplate; |
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|
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############################################################################## |
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## default values of variables |
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## |
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|
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## show debug output |
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my $debug=1; |
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|
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## default DOCTYPE added on the slides |
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$doctype = '<html xmlns="http://www.w3.org/TR/REC-html40">'; |
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|
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## name of raw HTML file containing the slides |
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$all = 'all.htm'; |
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|
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## table of content built from all.htm - also first page of the presentation |
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## this is only the basename as we need to generate one toc for each style sheets |
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## the main toc will not bear any more so the server can understand a request for '/' |
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## the next ones will bear a number corresponding to the slide index |
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#$overview = 'Overview'; |
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$overview = 'index'; |
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|
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## name of the file containing the parameters of the presentation |
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$infos = 'infos.txt'; |
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|
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## link to the logo printed on all the slides |
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$logoLink = ''; |
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|
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## default location of the logo - works when slidemaker is used as a package |
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$logoFile = ''; |
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|
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### localization |
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$loc_toc = "Table of contents"; |
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$loc_by = "by"; |
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$loc_amp = "&"; # author separator |
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$loc_slide = "Slide"; |
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$loc_of = "of"; # $loc_slide nr $loc_of total |
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|
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## alternate representation of the logo |
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$logoAlt = ''; |
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|
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## default values set to none |
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$logoLink2 = ''; # link to a potential second reference |
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$logoFile2 = ''; # location of a second logo |
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$logoAlt2 = ''; # alternate representation of the second logo |
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|
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## default accesskeys for navigation icons used in the slides |
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$prevKey = 'P'; # accesskey for previous slide |
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$nextKey = 'N'; # accesskey for next slide |
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$tocKey = 'C'; # accesskey for table of contents |
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$styleKey = 'S'; # accesskey for changing style sheets |
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|
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## default author name |
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$author = 'Staff'; |
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|
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## default presentation title |
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$talkTitle = 'Talk'; |
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|
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## standard style sheets |
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$cssStandard = '../PLies/css/default.css'; |
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|
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## template name |
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$template = '../PLies/default'; |
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|
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## default charset use in meta tag http-equiv (undef to skip) |
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#$charset = 'ISO-8859-1'; |
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|
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## default <body> tag |
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$body = '<body>'; |
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|
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## number of entries on each TOC page |
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$toc_on_page = 10; |
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|
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## use progress bar |
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$progress_bar = 1; |
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|
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## content hight for each slide |
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$content_hight = "70%"; |
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|
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## end of default values for the presentation |
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############################################################################## |
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|
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## globals |
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my $last_toc_title; |
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my %page_data; |
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my %overview_data; |
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|
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############################################################################## |
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## reading user input from $infos |
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## |
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@PARAM = @ARGV; # we keep this for backward compatibility with an old version |
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# of the slidemaker tool |
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#when the parameters were in Makefile or make.bat |
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|
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# read parameters from infos.txt and put them in @PARAM |
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if (open(INFOS, $infos)) { |
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print STDOUT "--- Reading parameters file $infos ---\n"; |
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local(@file,$counter); |
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$counter = 0; |
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@file = <INFOS>; |
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@PARAM = (); |
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do { |
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if ($file[0] && $file[0] =~ /^[^#\n\r]/) { |
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$file[0] =~ s/\n//; # remove UNIX \n |
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$file[0] =~ s/\r//; # remove WINDOWS \r |
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$file[0] =~ s/ *= */=/; |
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$PARAM[$counter++] = $file[0]; |
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print "$file[0]\n"; |
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} |
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} while (shift(@file)); |
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} |
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## @PARAM is now a table with the user preferences for his presentation |
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|
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## process arguments |
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## each preset variable is now re-attributed using the user preferences |
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foreach (@PARAM) { |
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my ($var,$value) = split(/ *= */,$_,2); |
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$value=~s/'/\\'/g; |
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$cmd="\$$var = \'$value\';"; |
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if ($value) { |
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eval($cmd) || die "problem with eval of: $cmd"; |
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} else { |
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die "no value defined for $var"; |
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} |
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} |
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|
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## use charset |
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|
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if ($charset) { |
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$http_equiv='<meta http-equiv="Content-type" content="text/html; charset='.$charset.'">'; |
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} else { |
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$http_equiv=''; |
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} |
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|
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############################################################################## |
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## read the raw html presentation |
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## |
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|
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## copy file in memory |
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my $sep = $/; |
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$/ = undef; |
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open(ALL, $all) || die "Error: Cannot open file: $all"; |
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my $buf = <ALL>; |
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$buf =~ s/\r//g; # remove WINDOWS \r |
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close(ALL); |
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$/ = $sep; |
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|
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## Remove comments from the raw presentation |
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## they do not need to show up on the slides |
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$buf =~ s/<!--.*?-->//sgo; |
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|
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## the slidemaker tool assumes that each slide is self contained between 2 sets of h1 tags |
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## if not it will generate a rather weird output |
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## split using <h1...> and </h1...> as separator (ignores attributes!) |
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## h1 or H1 can be used |
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@table = split(/<\/?[hH]1[^>]*>/, $buf); |
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|
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## compute the total number of slides |
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$total = $#table / 2; |
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if ($#table % 2 != 0) { |
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$total = ($#table +1)/2; |
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} |
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|
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## |
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## raw presentation has been read successfully |
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############################################################################## |
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|
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############################################################################## |
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## processing the slides |
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|
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print STDOUT "\n--- Processing $total slides ---\n"; |
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|
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## generate the header table of content of the presentation |
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## which is also the first page of the talk |
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&openOverview($overview); |
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|
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## start the slide count so we can number them |
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$slideCount = 1; |
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|
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## pre-load template slides using $template dir |
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Text::FastTemplate->defaults( |
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path => [ $template ] |
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); |
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|
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Text::FastTemplate->preload( [ |
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{ file => 'slide.html', key => 'slide' }, |
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{ file => 'overview.html', key => 'overview' }, |
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{ file => 'title.html', key => 'title' }, |
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]); |
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|
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## unroll relative anchors (#something) into links with slides |
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|
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my %anchor_on_slide; |
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|
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## step 1: record anchors |
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for($i=0; $i<$total; $i++) { |
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my $tmp = $table[($i*2)].$table[($i*2)+1]; |
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while ($tmp =~ s,<a +name="*([^>"]+)"*>,,i) { |
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$anchor_on_slide{$1}=($i+1); |
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print "\tslide ",($i+1)," anchor: $1\n" if ($debug); |
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} |
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} |
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|
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## step 2: fix links |
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for($i=0; $i<$total; $i++) { |
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foreach (keys %anchor_on_slide) { |
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$table[($i*2)] =~ s,href="*#$_"*>,href="slide$anchor_on_slide{$_}\.html#$_">,gi; |
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} |
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} |
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|
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## @table is the array containing each slide with its title |
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## for each slide to be generated |
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## we delete each slide and its title when generated |
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## so that the current slide and its title are always at $table[0] (for the title) |
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## and $table[1] (for the slide content) |
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|
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undef $prev_title; |
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undef $next_title; |
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|
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do { |
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|
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## get rid of the first element contained by the raw presentation array |
271 |
shift(@table); |
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## then $table[0] is the title of the slide to be generated |
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$table[0] =~ s/\n+/ /g; ## replace return character by a white space |
274 |
$table[0] =~ s/\r+/ /g; ## replace lf character by a white space |
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$table[0] =~ s/ +/ /g; ## concatenate several white spaces to only one |
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$table[0] =~ s/^ //; ## remove all the starting white spaces in the title |
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$table[0] =~ s/ $//; ## remove all trailing white spaces in the title |
278 |
## $slideTitle preserves link(s) in the title |
279 |
$slideTitle = $table[0]; |
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## need to check if the title contains any anchor |
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## if so it needs to be removed |
282 |
## because the title is being used in the table of content to link to the corresponding slide |
283 |
$table[0] = remove_anchor($table[0]); |
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|
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## grab next slide title $table[2] (if there's a next slide) |
286 |
## to be able to use in the 'next' navigation button |
287 |
## keep in mind that $table[1] contains the slide corresponding to the title $table[0] |
288 |
if ($table[2]) { |
289 |
$next_title= remove_anchor($table[2]); |
290 |
} |
291 |
|
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## the current slide content is stored $table[1] |
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## there is an attempt to make sure it's clean HTML |
294 |
## Pierre Fillault's note: use same piece of as used in http://www.w3.org/Web/Tools/CvsCommitScripting |
295 |
## to make use of the validation service |
296 |
$slideContent = &clean_html($table[1]) ; |
297 |
|
298 |
## extract slide Sub Title <h2> |
299 |
undef $slideSubTitle; |
300 |
if ($slideContent =~ s/<[hH]2[^>]*>(.+)<\/[hH]2[^>]*>//sm) { |
301 |
$slideSubTitle=remove_anchor($1); |
302 |
} |
303 |
|
304 |
## add the title of the current slide to the table of content |
305 |
&addTitle($slideTitle,$slideSubTitle,$slideCount); |
306 |
|
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## generate the current slide |
308 |
## parameters are: |
309 |
## title of the slide, its content, the slide number, the title of the previous slide and the title of the next slide |
310 |
&createSlide($slideTitle,$slideSubTitle,$slideContent ,$slideCount++,$prev_title,$next_title); |
311 |
|
312 |
## save the title of the previous slide to be displayed in the 'previous' navigation button |
313 |
$prev_title=remove_anchor($table[0]); |
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} |
315 |
## process the next slide |
316 |
while (shift(@table)); |
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|
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## close the table of content |
319 |
&closeOverview; |
320 |
|
321 |
## generate more toc with the all the style sheets |
322 |
## as there's no way of loading a style sheet |
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## except dynamically, but that would be slow |
324 |
## and would not work on all platforms (ie would fail on Joe's laptop) |
325 |
&generateTOC; |
326 |
|
327 |
|
328 |
print STDOUT "--- Finished ---\n"; |
329 |
exit 0; |
330 |
## |
331 |
## end of the slidemaker main program |
332 |
############################################################################## |
333 |
|
334 |
|
335 |
############################################################################## |
336 |
## generate the header of the table of content |
337 |
|
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sub openOverview |
339 |
{ |
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## open the file to write to |
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open(FOO, ">$_[0].html") || die "can't open $_[0].html: $!"; |
342 |
|
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## the style sheet used in the table of content is |
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$stylelink = ""; |
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## here is the standard style sheet |
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$stylelink .= "<link href=\"$cssStandard\" rel=\"stylesheet\" type=\"text/css\" title=\"Talk\" media=\"screen\">"; |
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|
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%overview_data = ( |
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doctype => $doctype, |
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title => $title, |
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http_equiv => $http_equiv, |
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stylelink => $stylelink, |
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body => $body, |
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|
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logoLink => $logoLink, |
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logoFile => $logoFile, |
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logoAlt => $logoAlt, |
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logoLink2 => $logoLink2, |
359 |
logoFile2 => $logoFile2, |
360 |
logoAlt2 => $logoAlt2, |
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|
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talkTitle => $talkTitle, |
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talkSubTitle => $talkSubTitle, |
364 |
|
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content_hight => $content_hight, |
366 |
|
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author => $author, |
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authorUrl => $authorUrl, |
369 |
author2 => $author2, |
370 |
authorUrl2 => $authorUrl2, |
371 |
|
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date => $date, |
373 |
|
374 |
toc => $loc_toc, |
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); |
376 |
|
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} |
378 |
## |
379 |
## the beginning of the table of content has been generated and saved |
380 |
############################################################################## |
381 |
|
382 |
############################################################################## |
383 |
## generate the footer of the table of content |
384 |
|
385 |
sub closeOverview |
386 |
{ |
387 |
$overview_data{slide_html} = make_progress_bar(0,$total); |
388 |
$overview_data{toc_entries} = [ @toc_entries ]; |
389 |
|
390 |
my $page= new Text::FastTemplate key => 'overview'; |
391 |
print FOO $page->output( \%overview_data ); |
392 |
|
393 |
close(FOO); |
394 |
} |
395 |
## |
396 |
## the toc has been completed and saved |
397 |
############################################################################## |
398 |
|
399 |
############################################################################## |
400 |
## add an item in the toc |
401 |
|
402 |
sub addTitle |
403 |
{ |
404 |
my ($title,$subtitle,$nr) = @_; |
405 |
$title =~ s/\r//ig; # remove the windows CR+LF |
406 |
$title =~ s/<[^>]+>//g; |
407 |
|
408 |
if (! $title) { |
409 |
return 1; |
410 |
} |
411 |
|
412 |
# split TOC entries to multiple pages |
413 |
|
414 |
if ($nr % $toc_on_page == 0) { |
415 |
my $toc_nr=int($nr/$toc_on_page); |
416 |
|
417 |
$item = { |
418 |
pre_html => $pre_ul, |
419 |
accesskey => " ", # space |
420 |
href => "index-toc$toc_nr.html", |
421 |
title => "...", |
422 |
post_html => $post_ul, |
423 |
more => 1, # use style for more pages link (...) |
424 |
}; |
425 |
push @toc_entries, $item; |
426 |
|
427 |
&closeOverview; |
428 |
undef @toc_entries; |
429 |
&openOverview("$overview-toc$toc_nr"); |
430 |
$last_toc_title=''; |
431 |
} |
432 |
|
433 |
$pre_ul=$post_ul=''; |
434 |
if ($last_toc_title eq $title && $subtitle) { |
435 |
$title = $subtitle; |
436 |
$pre_ul='<ul>'; |
437 |
$post_ul='</ul>'; |
438 |
} else { |
439 |
$last_toc_title=$title; |
440 |
} |
441 |
|
442 |
# add accesskey for first 9 slides (`1' - `9') or just for first |
443 |
# TOC page, and tabindex for all slides |
444 |
if ($nr < 10 && $nr < $toc_on_page) { |
445 |
$item = { |
446 |
pre_html => $pre_ul, |
447 |
accesskey => "$nr", |
448 |
tabindex => "$nr", |
449 |
href => "slide$nr.html", |
450 |
title => $title, |
451 |
post_html => $post_ul, |
452 |
more => 0, |
453 |
}; |
454 |
push @toc_entries,$item; |
455 |
} else { |
456 |
$item = { |
457 |
pre_html => $pre_ul, |
458 |
tabindex => "$nr", |
459 |
href => "slide$nr.html", |
460 |
title => $title, |
461 |
post_html => $post_ul, |
462 |
}; |
463 |
push @toc_entries,$item; |
464 |
} |
465 |
} |
466 |
## |
467 |
############################################################################## |
468 |
|
469 |
############################################################################## |
470 |
## generate the current slide |
471 |
|
472 |
sub createSlide |
473 |
{ |
474 |
|
475 |
# parameters are respectively the slide title, its content, |
476 |
# its number, the next slide title and the previous slide title |
477 |
|
478 |
my ($title,$subtitle,$content,$nr,$prev_title,$next_title) = @_; |
479 |
|
480 |
if (! $title) { |
481 |
return 1; |
482 |
} |
483 |
|
484 |
# work the slide title, the previous and next titles |
485 |
chomp $title; |
486 |
$title =~ s/\r//ig; # remove the windows CR+LF |
487 |
$next_title =~ s/\r//ig; |
488 |
$prev_title =~ s/\r//ig; |
489 |
|
490 |
# Remove any tags from the prev & next titles |
491 |
$next_title =~ s/<[^>]+>//g; |
492 |
$prev_title =~ s/<[^>]+>//g; |
493 |
$title =~ s/<[^>]+>//g; |
494 |
|
495 |
# Replace double quotes |
496 |
# $title =~ s/"/"/g; |
497 |
$next_title =~ s/"/"/g; |
498 |
$prev_title =~ s/"/"/g; |
499 |
|
500 |
# work the slide content |
501 |
$content =~ s/<\/body>//i; # remove if any |
502 |
$content =~ s/<\/html>//i; # remove if any |
503 |
|
504 |
$status = sprintf "Slide %2d: %s %s\n", $nr, $title, $subtitle; |
505 |
$status =~ s/<[^>]+>//g; |
506 |
print STDOUT $status; |
507 |
|
508 |
&verify_html($content); # check the html |
509 |
|
510 |
## write to the slide |
511 |
open(SLIDE, ">slide$nr.html") || die "can't save slide$nr.html: $!"; |
512 |
|
513 |
my $toc_link = "$overview\.html"; |
514 |
|
515 |
## initialization of the navigation links |
516 |
my $next_link = ""; |
517 |
my $prev_link = ""; |
518 |
|
519 |
if ($nr>1) { |
520 |
$prev_link = "slide".($nr-1).".html"; |
521 |
# } else { |
522 |
# ## add a link back to the toc for the first slide --CMN 19991102 |
523 |
# $prev_link = "$overview\.html"; |
524 |
} |
525 |
|
526 |
if ($nr != $total) { |
527 |
$next_link = "slide".($nr+1).".html"; |
528 |
} |
529 |
|
530 |
$stylelink = ""; |
531 |
# here is the standard style sheet |
532 |
$stylelink .= "<link href=\"$cssStandard\" rel=\"stylesheet\" type=\"text/css\" title=\"Talk\">"; |
533 |
|
534 |
my $slide_html=make_progress_bar($nr,$total); |
535 |
|
536 |
# undefine body if no content is found (so that template can show |
537 |
# only title and sub-title |
538 |
if ($content !~ m/\S/g) { |
539 |
undef $content; |
540 |
} |
541 |
|
542 |
%page_data = ( |
543 |
doctype => $doctype, |
544 |
talkTitle => $talkTitle, |
545 |
title => $title, |
546 |
subtitle => $subtitle, |
547 |
http_equiv => $http_equiv, |
548 |
stylelink => $stylelink, |
549 |
body => $body, |
550 |
|
551 |
logoLink => $logoLink, |
552 |
logoFile => $logoFile, |
553 |
logoAlt => $logoAlt, |
554 |
logoLink2 => $logoLink2, |
555 |
logoFile2 => $logoFile2, |
556 |
logoAlt2 => $logoAlt2, |
557 |
|
558 |
|
559 |
content_hight => $content_hight, |
560 |
content => $content, |
561 |
|
562 |
prev_link => $prev_link, |
563 |
toc_link => $toc_link, |
564 |
next_link => $next_link, |
565 |
prev_title => $prev_title, |
566 |
next_title => $next_title, |
567 |
|
568 |
author => $author, |
569 |
authorUrl => $authorUrl, |
570 |
author2 => $author2, |
571 |
authorUrl2 => $authorUrl2, |
572 |
|
573 |
date => $date, |
574 |
|
575 |
slide_html => $slide_html, |
576 |
|
577 |
); |
578 |
|
579 |
my $page; |
580 |
if ($content) { |
581 |
$page= new Text::FastTemplate key => 'slide'; |
582 |
} else { |
583 |
$page= new Text::FastTemplate key => 'title'; |
584 |
} |
585 |
print SLIDE $page->output( \%page_data ); |
586 |
|
587 |
close(SLIDE); |
588 |
return 0; |
589 |
} |
590 |
|
591 |
############################################################################## |
592 |
## generate all the toc of contents needed for each css choosen by the user |
593 |
## the default toc is not numbered so it can be served by a request to '/' |
594 |
## (ie it remains Overview.html whereas the other toc are called Overview_#.html) |
595 |
|
596 |
sub generateTOC { |
597 |
|
598 |
## read the general toc |
599 |
open(FOO, "<$overview.html"); |
600 |
@TOC = <FOO>; |
601 |
close(FOO); |
602 |
$toc = "@TOC"; |
603 |
|
604 |
## for each user CSS file |
605 |
## starting after the default css |
606 |
for ($css=1;$css<$nbCssStandard;$css++) { |
607 |
|
608 |
## create new TOC |
609 |
$newTOC = $toc; |
610 |
|
611 |
## the links on the toc need also to be modified |
612 |
## to link to the correct slides |
613 |
$newTOC =~ s/<a accesskey=\"(\d)\" tabindex=\"(\d+)\" href=\"slide(\d+)-\d+\.html\">/<a accesskey=\"$1\" tabindex=\"$2\" href=\"slide$3-$css\.html">/ig; |
614 |
$newTOC =~ s/<a tabindex=\"(\d+)\" href=\"slide(\d+)-\d+\.html\">/<a tabindex=\"$1\" href=\"slide$2-$css\.html">/ig; |
615 |
|
616 |
## write to new TOC |
617 |
$outfile = $overview."-".$css.".html"; |
618 |
open(OUT, ">$outfile"); |
619 |
print OUT $newTOC; |
620 |
close(OUT) |
621 |
} |
622 |
|
623 |
|
624 |
} |
625 |
|
626 |
############################################################################## |
627 |
# check that the html of the slide |
628 |
# is correct (ALT tags, ...) |
629 |
# This procedure produces only warning |
630 |
sub verify_html { |
631 |
|
632 |
if ($_[0] =~ /<img([^>]*)>/im) { |
633 |
if (!($1 =~ /ALT=/im)) { |
634 |
print STDOUT "WARNING: <IMG> without ALT\n"; |
635 |
print STDOUT " <IMG$1>\n" ; |
636 |
} |
637 |
} |
638 |
} |
639 |
|
640 |
############################################################################## |
641 |
# clean the html of the slide |
642 |
# remove all <div class="comment">blabla</div> |
643 |
sub clean_html { |
644 |
my $tmp=$_[0]; |
645 |
$tmp =~ s/<div\s+class\s*=\s*(?:comment[\s>]|\"comment\").*?<\/div>//igs; |
646 |
$tmp =~ s,</*font[^>]+>,,ig; |
647 |
return $tmp; |
648 |
} |
649 |
|
650 |
############################################################################## |
651 |
# make transparent 1x1 gif (for layout tricks) |
652 |
sub make_dotgif { |
653 |
@dot_gif=(71,73,70,56,57,97,1,0,1,0,128,0,0,192,192,192,0,0,0,33, |
654 |
249,4,1,0,0,0,0,44,0,0,0,0,1,0,1,0,0,2,2,68,1,0,59); |
655 |
open(GIF,"> $_[0]") || die "can't write gif $_[0]: $!"; |
656 |
my $dotgif; |
657 |
foreach (@dot_gif) { |
658 |
$dotgif.=chr($_); |
659 |
} |
660 |
print GIF $dotgif; |
661 |
close(GIF); |
662 |
} |
663 |
|
664 |
############################################################################## |
665 |
# make slide progress bar |
666 |
sub make_progress_bar { |
667 |
my ($nr,$total) = @_; |
668 |
|
669 |
my $pcnt_done=int($nr*100/$total); |
670 |
my $pcnt_left=100-$pcnt_done; |
671 |
|
672 |
if ($progress_bar) { |
673 |
my $l=$r=" "; |
674 |
my $t="$nr of $total"; |
675 |
if ($pcnt_done > 50) { |
676 |
$l=$t; |
677 |
} else { |
678 |
$r=$t; |
679 |
} |
680 |
$html='<table border="0" width="50%" cellpadding="0" cellspacing="0" align="right"><tr><td width="'.$pcnt_done.'%" class="pcnt-done">'.$l.'</td><td width="'.$pcnt_left.'%" class="pcnt-left">'.$r.'</td></tr></table>'; |
681 |
} else { |
682 |
$html="$loc_slide $nr $loc_of $total"; |
683 |
} |
684 |
|
685 |
return $html; |
686 |
} |
687 |
|
688 |
############################################################################## |
689 |
# make slide progress bar |
690 |
sub remove_anchor { |
691 |
my $tmp = $_[0]; |
692 |
$tmp =~ s/(.*)<A[^>]*>(.*)<\/A>(.*)/$1$2$3/ig; |
693 |
return $tmp; |
694 |
} |