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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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# http://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 $debug=0; |
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|
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## default DOCTYPE added on the slides |
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$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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my $pack = 0; |
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my @pack_additional; # additional files to pack (pictures, logos...) |
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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 STDERR "--- Reading parameters file $infos ---\n"; |
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local(@file); |
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@file = <INFOS>; |
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# @PARAM = (); # don't reset param, use @ARGV |
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do { |
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if ($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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push @PARAM,$file[0]; |
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print STDERR "$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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############################################################################## |
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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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## if $pack is set, output name of css (for inclusion in archive), but |
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## reset $cssStandard only to filename (without path) |
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|
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if ($pack) { |
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push @pack_additional,$cssStandard; |
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$cssStandard =~ s/^.*\/([^\/]+)$/$1/g; |
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} |
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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 STDERR "\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 STDERR "\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 |
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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 |
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$table[0] =~ s/\r+/ /g; ## replace lf character by a white space |
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$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 |
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## $slideTitle preserves link(s) in the title |
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$slideTitle = $table[0]; |
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## need to check if the title contains any anchor |
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## if so it needs to be removed |
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## because the title is being used in the table of content to link to the corresponding slide |
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$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) |
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## to be able to use in the 'next' navigation button |
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## keep in mind that $table[1] contains the slide corresponding to the title $table[0] |
| 299 |
if ($table[2]) { |
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$next_title= remove_anchor($table[2]); |
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} |
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|
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## the current slide content is stored $table[1] |
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## there is an attempt to make sure it's clean HTML |
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## Pierre Fillault's note: use same piece of as used in http://www.w3.org/Web/Tools/CvsCommitScripting |
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## to make use of the validation service |
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$slideContent = &clean_html($table[1]) ; |
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|
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## extract slide Sub Title <h2> |
| 310 |
undef $slideSubTitle; |
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if ($slideContent =~ s/<[hH]2[^>]*>(.+)<\/[hH]2[^>]*>//sm) { |
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$slideSubTitle=remove_anchor($1); |
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} |
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|
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## add the title of the current slide to the table of content |
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&addTitle($slideTitle,$slideSubTitle,$slideCount); |
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|
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## generate the current slide |
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## parameters are: |
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## title of the slide, its content, the slide number, the title of the previous slide and the title of the next slide |
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&createSlide($slideTitle,$slideSubTitle,$slideContent ,$slideCount++,$prev_title,$next_title); |
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|
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## save the title of the previous slide to be displayed in the 'previous' navigation button |
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$prev_title=remove_anchor($table[0]); |
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} |
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## process the next slide |
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while (shift(@table)); |
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|
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## close the table of content |
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&closeOverview; |
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|
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## generate more toc with the all the style sheets |
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## as there's no way of loading a style sheet |
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## except dynamically, but that would be slow |
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## and would not work on all platforms (ie would fail on Joe's laptop) |
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&generateTOC; |
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|
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## print additional files to pack |
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print STDOUT join("\n",@pack_additional) if ($pack); |
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|
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print STDERR "--- Finished ---\n"; |
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exit 0; |
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## |
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## end of the slidemaker main program |
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############################################################################## |
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|
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|
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############################################################################## |
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## generate the header of the table of content |
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|
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sub openOverview |
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{ |
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## open the file to write to |
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open(FOO, ">$_[0].html") || die "can't open $_[0].html: $!"; |
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push @pack_additional,"$_[0].html" if ($pack); |
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|
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## the style sheet used in the table of content is |
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$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, |
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logoFile2 => $logoFile2, |
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logoAlt2 => $logoAlt2, |
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|
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talkTitle => $talkTitle, |
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talkSubTitle => $talkSubTitle, |
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|
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content_hight => $content_hight, |
| 380 |
|
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author => $author, |
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authorUrl => $authorUrl, |
| 383 |
author2 => $author2, |
| 384 |
authorUrl2 => $authorUrl2, |
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|
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date => $date, |
| 387 |
|
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toc => $loc_toc, |
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); |
| 390 |
|
| 391 |
} |
| 392 |
## |
| 393 |
## the beginning of the table of content has been generated and saved |
| 394 |
############################################################################## |
| 395 |
|
| 396 |
############################################################################## |
| 397 |
## generate the footer of the table of content |
| 398 |
|
| 399 |
sub closeOverview |
| 400 |
{ |
| 401 |
$overview_data{slide_html} = make_progress_bar(0,$total); |
| 402 |
$overview_data{toc_entries} = [ @toc_entries ]; |
| 403 |
|
| 404 |
my $page= new Text::FastTemplate key => 'overview'; |
| 405 |
print FOO $page->output( \%overview_data ); |
| 406 |
|
| 407 |
close(FOO); |
| 408 |
} |
| 409 |
## |
| 410 |
## the toc has been completed and saved |
| 411 |
############################################################################## |
| 412 |
|
| 413 |
############################################################################## |
| 414 |
## add an item in the toc |
| 415 |
|
| 416 |
sub addTitle |
| 417 |
{ |
| 418 |
my ($title,$subtitle,$nr) = @_; |
| 419 |
$title =~ s/\r//ig; # remove the windows CR+LF |
| 420 |
$title =~ s/<[^>]+>//g; |
| 421 |
|
| 422 |
if (! $title) { |
| 423 |
return 1; |
| 424 |
} |
| 425 |
|
| 426 |
# split TOC entries to multiple pages |
| 427 |
|
| 428 |
if ($nr % $toc_on_page == 0) { |
| 429 |
my $toc_nr=int($nr/$toc_on_page); |
| 430 |
|
| 431 |
$item = { |
| 432 |
pre_html => $pre_ul, |
| 433 |
accesskey => " ", # space |
| 434 |
href => "index-toc$toc_nr.html", |
| 435 |
title => "...", |
| 436 |
post_html => $post_ul, |
| 437 |
more => 1, # use style for more pages link (...) |
| 438 |
}; |
| 439 |
push @toc_entries, $item; |
| 440 |
|
| 441 |
&closeOverview; |
| 442 |
undef @toc_entries; |
| 443 |
&openOverview("$overview-toc$toc_nr"); |
| 444 |
$last_toc_title=''; |
| 445 |
} |
| 446 |
|
| 447 |
$pre_ul=$post_ul=''; |
| 448 |
if ($last_toc_title eq $title && $subtitle) { |
| 449 |
$title = $subtitle; |
| 450 |
$pre_ul='<ul>'; |
| 451 |
$post_ul='</ul>'; |
| 452 |
} else { |
| 453 |
$last_toc_title=$title; |
| 454 |
} |
| 455 |
|
| 456 |
# add accesskey for first 9 slides (`1' - `9') or just for first |
| 457 |
# TOC page, and tabindex for all slides |
| 458 |
if ($nr < 10 && $nr < $toc_on_page) { |
| 459 |
$item = { |
| 460 |
pre_html => $pre_ul, |
| 461 |
accesskey => "$nr", |
| 462 |
tabindex => "$nr", |
| 463 |
href => "slide$nr.html", |
| 464 |
title => $title, |
| 465 |
post_html => $post_ul, |
| 466 |
more => 0, |
| 467 |
}; |
| 468 |
push @toc_entries,$item; |
| 469 |
} else { |
| 470 |
$item = { |
| 471 |
pre_html => $pre_ul, |
| 472 |
tabindex => "$nr", |
| 473 |
href => "slide$nr.html", |
| 474 |
title => $title, |
| 475 |
post_html => $post_ul, |
| 476 |
}; |
| 477 |
push @toc_entries,$item; |
| 478 |
} |
| 479 |
} |
| 480 |
## |
| 481 |
############################################################################## |
| 482 |
|
| 483 |
############################################################################## |
| 484 |
## generate the current slide |
| 485 |
|
| 486 |
sub createSlide |
| 487 |
{ |
| 488 |
|
| 489 |
# parameters are respectively the slide title, its content, |
| 490 |
# its number, the next slide title and the previous slide title |
| 491 |
|
| 492 |
my ($title,$subtitle,$content,$nr,$prev_title,$next_title) = @_; |
| 493 |
|
| 494 |
if (! $title) { |
| 495 |
return 1; |
| 496 |
} |
| 497 |
|
| 498 |
# work the slide title, the previous and next titles |
| 499 |
chomp $title; |
| 500 |
$title =~ s/\r//ig; # remove the windows CR+LF |
| 501 |
$next_title =~ s/\r//ig; |
| 502 |
$prev_title =~ s/\r//ig; |
| 503 |
|
| 504 |
# Remove any tags from the prev & next titles |
| 505 |
$next_title =~ s/<[^>]+>//g; |
| 506 |
$prev_title =~ s/<[^>]+>//g; |
| 507 |
$title =~ s/<[^>]+>//g; |
| 508 |
|
| 509 |
# Replace double quotes |
| 510 |
# $title =~ s/"/"/g; |
| 511 |
$next_title =~ s/"/"/g; |
| 512 |
$prev_title =~ s/"/"/g; |
| 513 |
|
| 514 |
# work the slide content |
| 515 |
$content =~ s/<\/body>//i; # remove if any |
| 516 |
$content =~ s/<\/html>//i; # remove if any |
| 517 |
|
| 518 |
$status = sprintf "Slide %2d: %s %s\n", $nr, $title, $subtitle; |
| 519 |
$status =~ s/<[^>]+>//g; |
| 520 |
print STDERR $status; |
| 521 |
|
| 522 |
&verify_html($content); # check the html |
| 523 |
|
| 524 |
## write to the slide |
| 525 |
open(SLIDE, ">slide$nr.html") || die "can't save slide$nr.html: $!"; |
| 526 |
push @pack_additional,"slide$nr.html" if ($pack); |
| 527 |
|
| 528 |
my $toc_link = "$overview\.html"; |
| 529 |
|
| 530 |
## initialization of the navigation links |
| 531 |
my $next_link = ""; |
| 532 |
my $prev_link = ""; |
| 533 |
|
| 534 |
if ($nr>1) { |
| 535 |
$prev_link = "slide".($nr-1).".html"; |
| 536 |
# } else { |
| 537 |
# ## add a link back to the toc for the first slide --CMN 19991102 |
| 538 |
# $prev_link = "$overview\.html"; |
| 539 |
} |
| 540 |
|
| 541 |
if ($nr != $total) { |
| 542 |
$next_link = "slide".($nr+1).".html"; |
| 543 |
} |
| 544 |
|
| 545 |
$stylelink = ""; |
| 546 |
# here is the standard style sheet |
| 547 |
$stylelink .= "<link href=\"$cssStandard\" rel=\"stylesheet\" type=\"text/css\" title=\"Talk\">"; |
| 548 |
|
| 549 |
my $slide_html=make_progress_bar($nr,$total); |
| 550 |
|
| 551 |
# undefine body if no content is found (so that template can show |
| 552 |
# only title and sub-title |
| 553 |
if ($content !~ m/\S/g) { |
| 554 |
undef $content; |
| 555 |
} |
| 556 |
|
| 557 |
%page_data = ( |
| 558 |
doctype => $doctype, |
| 559 |
talkTitle => $talkTitle, |
| 560 |
title => $title, |
| 561 |
subtitle => $subtitle, |
| 562 |
http_equiv => $http_equiv, |
| 563 |
stylelink => $stylelink, |
| 564 |
body => $body, |
| 565 |
|
| 566 |
logoLink => $logoLink, |
| 567 |
logoFile => $logoFile, |
| 568 |
logoAlt => $logoAlt, |
| 569 |
logoLink2 => $logoLink2, |
| 570 |
logoFile2 => $logoFile2, |
| 571 |
logoAlt2 => $logoAlt2, |
| 572 |
|
| 573 |
|
| 574 |
content_hight => $content_hight, |
| 575 |
content => $content, |
| 576 |
|
| 577 |
prev_link => $prev_link, |
| 578 |
toc_link => $toc_link, |
| 579 |
next_link => $next_link, |
| 580 |
prev_title => $prev_title, |
| 581 |
next_title => $next_title, |
| 582 |
|
| 583 |
author => $author, |
| 584 |
authorUrl => $authorUrl, |
| 585 |
author2 => $author2, |
| 586 |
authorUrl2 => $authorUrl2, |
| 587 |
|
| 588 |
date => $date, |
| 589 |
|
| 590 |
slide_html => $slide_html, |
| 591 |
|
| 592 |
); |
| 593 |
|
| 594 |
my $page; |
| 595 |
if ($content) { |
| 596 |
$page= new Text::FastTemplate key => 'slide'; |
| 597 |
} else { |
| 598 |
$page= new Text::FastTemplate key => 'title'; |
| 599 |
} |
| 600 |
print SLIDE $page->output( \%page_data ); |
| 601 |
extract_files($page->output( \%page_data )) if ($pack); |
| 602 |
close(SLIDE); |
| 603 |
return 0; |
| 604 |
} |
| 605 |
|
| 606 |
############################################################################## |
| 607 |
## generate all the toc of contents needed for each css choosen by the user |
| 608 |
## the default toc is not numbered so it can be served by a request to '/' |
| 609 |
## (ie it remains Overview.html whereas the other toc are called Overview_#.html) |
| 610 |
|
| 611 |
sub generateTOC { |
| 612 |
|
| 613 |
## read the general toc |
| 614 |
open(FOO, "<$overview.html"); |
| 615 |
@TOC = <FOO>; |
| 616 |
close(FOO); |
| 617 |
$toc = "@TOC"; |
| 618 |
|
| 619 |
## for each user CSS file |
| 620 |
## starting after the default css |
| 621 |
for ($css=1;$css<$nbCssStandard;$css++) { |
| 622 |
|
| 623 |
## create new TOC |
| 624 |
$newTOC = $toc; |
| 625 |
|
| 626 |
## the links on the toc need also to be modified |
| 627 |
## to link to the correct slides |
| 628 |
$newTOC =~ s/<a accesskey=\"(\d)\" tabindex=\"(\d+)\" href=\"slide(\d+)-\d+\.html\">/<a accesskey=\"$1\" tabindex=\"$2\" href=\"slide$3-$css\.html">/ig; |
| 629 |
$newTOC =~ s/<a tabindex=\"(\d+)\" href=\"slide(\d+)-\d+\.html\">/<a tabindex=\"$1\" href=\"slide$2-$css\.html">/ig; |
| 630 |
|
| 631 |
## write to new TOC |
| 632 |
$outfile = $overview."-".$css.".html"; |
| 633 |
open(OUT, ">$outfile"); |
| 634 |
print OUT $newTOC; |
| 635 |
close(OUT) |
| 636 |
} |
| 637 |
|
| 638 |
|
| 639 |
} |
| 640 |
|
| 641 |
############################################################################## |
| 642 |
# check that the html of the slide |
| 643 |
# is correct (ALT tags, ...) |
| 644 |
# This procedure produces only warning |
| 645 |
sub verify_html { |
| 646 |
|
| 647 |
if ($_[0] =~ /<img([^>]*)>/im) { |
| 648 |
if (!($1 =~ /ALT=/im)) { |
| 649 |
print STDERR "WARNING: <IMG> without ALT\n"; |
| 650 |
print STDERR " <IMG$1>\n" ; |
| 651 |
} |
| 652 |
} |
| 653 |
} |
| 654 |
|
| 655 |
############################################################################## |
| 656 |
# clean the html of the slide |
| 657 |
# remove all <div class="comment">blabla</div> |
| 658 |
sub clean_html { |
| 659 |
my $tmp=$_[0]; |
| 660 |
$tmp =~ s/<div\s+class\s*=\s*(?:comment[\s>]|\"comment\").*?<\/div>//igs; |
| 661 |
$tmp =~ s,</*font[^>]+>,,ig; |
| 662 |
return $tmp; |
| 663 |
} |
| 664 |
|
| 665 |
############################################################################## |
| 666 |
# make transparent 1x1 gif (for layout tricks) |
| 667 |
sub make_dotgif { |
| 668 |
@dot_gif=(71,73,70,56,57,97,1,0,1,0,128,0,0,192,192,192,0,0,0,33, |
| 669 |
249,4,1,0,0,0,0,44,0,0,0,0,1,0,1,0,0,2,2,68,1,0,59); |
| 670 |
open(GIF,"> $_[0]") || die "can't write gif $_[0]: $!"; |
| 671 |
my $dotgif; |
| 672 |
foreach (@dot_gif) { |
| 673 |
$dotgif.=chr($_); |
| 674 |
} |
| 675 |
print GIF $dotgif; |
| 676 |
close(GIF); |
| 677 |
} |
| 678 |
|
| 679 |
############################################################################## |
| 680 |
# make slide progress bar |
| 681 |
sub make_progress_bar { |
| 682 |
my ($nr,$total) = @_; |
| 683 |
|
| 684 |
my $pcnt_done=int($nr*100/$total); |
| 685 |
my $pcnt_left=100-$pcnt_done; |
| 686 |
|
| 687 |
if ($progress_bar) { |
| 688 |
my $l=$r=" "; |
| 689 |
my $t="$nr of $total"; |
| 690 |
if ($pcnt_done > 50) { |
| 691 |
$l=$t; |
| 692 |
} else { |
| 693 |
$r=$t; |
| 694 |
} |
| 695 |
$html='<table border="0" width="50%" cellpadding="0" cellspacing="0" align="right"><tr><td width="'.$pcnt_done.'%" class="pcnt-done">'.$l.'</td><td width="'.$pcnt_left.'%" class="pcnt-left">'.$r.'</td></tr></table>'; |
| 696 |
} else { |
| 697 |
$html="$loc_slide $nr $loc_of $total"; |
| 698 |
} |
| 699 |
|
| 700 |
return $html; |
| 701 |
} |
| 702 |
|
| 703 |
############################################################################## |
| 704 |
# remove anchors <a href...> from html (for titles) |
| 705 |
sub remove_anchor { |
| 706 |
my $tmp = $_[0]; |
| 707 |
$tmp =~ s/(.*)<A[^>]*>(.*)<\/A>(.*)/$1$2$3/ig; |
| 708 |
return $tmp; |
| 709 |
} |
| 710 |
|
| 711 |
############################################################################## |
| 712 |
# extract files referenced in presentation |
| 713 |
|
| 714 |
sub extract_files { |
| 715 |
my $tmp = $_[0]; |
| 716 |
while ($tmp =~ s/<a\s+href="*([^"\s]+)"*//ism || |
| 717 |
$tmp =~ s/<img\s+src="*([^"\s]+)"*//ism) { |
| 718 |
if ("$1" !~ m/[hf]t?tp:/ && -f "$1" && !grep(/$1/,@pack_additional)) { |
| 719 |
push @pack_additional,$1; |
| 720 |
} |
| 721 |
} |
| 722 |
} |
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