Added new --offline option for slidy.

Added slidy/slidy.min.{css,js}.

7 files changed, 59 insertions, 19 deletions

diff --git a/README b/README
index 246b6d4c2..1bddcf245 100644
--- a/README
+++ b/README
@@ -393,6 +393,11 @@ For further documentation, see the `pandoc(1)` man page.
     default (one item at a time). The normal default is for lists to be
     displayed all at once.
 
+`--offline`
+:   causes all the CSS and javascript needed for a Slidy or S5 slide show
+    to be included in the output, so that the slide show will work even
+    when no internet connection is available.
+
 `--xetex`
 :   creates LaTeX outut suitable for processing by XeTeX.
 
@@ -1327,18 +1332,11 @@ block. Each section (with a level-one header) produces a single slide.
 page; S5 is not smart enough to produce multiple pages.)
 
 The S5 file produced by pandoc with the `-s/--standalone`
-option embeds the javascript and CSS required to show the slides. Thus
-it does not depend on any additional files: you can send the HTML file
-to others, and they will be able to view the slide show just by opening
-it. However, if you intend to produce several S5 slide shows, and you
-are displaying them on your own website, it is better to keep the S5
-javascript and CSS files separate from the slide shows themselves, so
-that they may be cached. The best approach in this case is to use pandoc
-without the `-s` option to produce the body of the S5 document, which
-can then be inserted into an HTML template that links to the javascript
-and CSS files required by S5. (See the instructions on the S5 website.)
-Alternatively, you may use `-s` together with the `--template` option to
-specify a custom template.
+option embeds a link to javascripts and CSS files, which are
+assumed to be available at the relative path `ui/default`.
+If the `--offline` option is specified, the scripts and CSS
+will be included directly in the generated file, so that it
+may be used offline.
 
 You can change the style of the slides by putting customized CSS files
 in `$DATADIR/s5/default`, where `$DATADIR` is the user data directory
@@ -1378,6 +1376,11 @@ To produce the slide show, simply type
 
     pandoc -w slidy -s eating.txt > eating.html
 
+As before, you may use the `--offline` option to include all
+necessary scripts and stylesheets in the generated HTML file.
+By default, links to the scripts and stylesheets at
+`w3.org` will be inserted.
+
 Incremental lists
 -----------------
 
diff --git a/man/man1/pandoc.1.md b/man/man1/pandoc.1.md
index 0e4fa8890..502b0b98d 100644
--- a/man/man1/pandoc.1.md
+++ b/man/man1/pandoc.1.md
@@ -144,6 +144,11 @@ should pipe input and output through `iconv`:
 -i, \--incremental
 :   Make list items in Slidy or S5 display incrementally (one by one).
 
+\--offline
+:   Include all the CSS and javascript needed for a Slidy or S5 slide
+    show in the output, so that the slide show will work even when no
+    internet connection is available.
+
 \--xetex
 :   Create LaTeX outut suitable for processing by XeTeX.
 
diff --git a/pandoc.cabal b/pandoc.cabal
index 9fd7bf916..8f8195d67 100644
--- a/pandoc.cabal
+++ b/pandoc.cabal
@@ -59,6 +59,9 @@ Data-Files:
                  s5/default/opera.css,
                  s5/default/outline.css,
                  s5/default/print.css,
+                 -- data for slidy writer
+                 slidy/slidy.min.css,
+                 slidy/slidy.min.js,
                  -- documentation
                  README, INSTALL, COPYRIGHT, BUGS, changelog
 Extra-Source-Files:
diff --git a/slidy/slidy.min.css b/slidy/slidy.min.css
new file mode 100644
index 000000000..59e49495f
--- /dev/null
+++ b/slidy/slidy.min.css
@@ -0,0 +1 @@
+body{margin:0;padding:0;width:100%;height:100%;color:black;background-color:white;font-family:"Gill Sans MT","Gill Sans",GillSans,sans-serif;font-size:14pt;}.hidden{display:none;visibility:hidden;}div.toolbar{position:fixed;z-index:200;top:auto;bottom:0;left:0;right:0;height:1.2em;text-align:right;padding-left:1em;padding-right:1em;font-size:60%;color:red;background:#f0f0f0;}div.background{display:none;}div.handout{margin-left:20px;margin-right:20px;}div.slide.titlepage{text-align:center;}div.slide.titlepage.h1{padding-top:40%;}div.slide{z-index:20;margin:0;padding-top:0;padding-bottom:0;padding-left:20px;padding-right:20px;border-width:0;clear:both;top:0;bottom:0;left:0;right:0;line-height:120%;background-color:transparent;}div.slide+div[class].slide{page-break-before:always;}div.slide h1{padding-left:0;padding-right:20pt;padding-top:4pt;padding-bottom:4pt;margin-top:0;margin-left:0;margin-right:60pt;margin-bottom:.5em;display:block;font-size:160%;line-height:1.2em;background:transparent;}div.toc{position:absolute;top:auto;bottom:4em;left:4em;right:auto;width:60%;max-width:30em;height:30em;border:solid thin black;padding:1em;background:#f0f0f0;color:black;z-index:300;overflow:auto;display:block;visibility:visible;}div.toc-heading{width:100%;border-bottom:solid 1px #b4b4b4;margin-bottom:1em;text-align:center;}pre{font-size:80%;font-weight:bold;line-height:120%;padding-top:.2em;padding-bottom:.2em;padding-left:1em;padding-right:1em;border-style:solid;border-left-width:1em;border-top-width:thin;border-right-width:thin;border-bottom-width:thin;border-color:#95ABD0;color:#00428C;background-color:#E4E5E7;}li pre{margin-left:0;}@media print{div.slide{display:block;visibility:visible;position:relative;border-top-style:solid;border-top-width:thin;border-top-color:black;}div.slide pre{font-size:60%;padding-left:.5em;}div.handout{display:block;visibility:visible;}}blockquote{font-style:italic;}img{background-color:transparent;}p.copyright{font-size:smaller;}.center{text-align:center;}.footnote{font-size:smaller;margin-left:2em;}a img{border-width:0;border-style:none;}a:visited{color:navy;}a:link{color:navy;}a:hover{color:red;text-decoration:underline;}a:active{color:red;text-decoration:underline;}a{text-decoration:none;}.navbar a:link{color:white;}.navbar a:visited{color:yellow;}.navbar a:active{color:red;}.navbar a:hover{color:red;}ul{list-style-type:square;}ul ul{list-style-type:disc;}ul ul ul{list-style-type:circle;}ul ul ul ul{list-style-type:disc;}li{margin-left:.5em;margin-top:.5em;}li li{font-size:85%;font-style:italic;}li li li{font-size:85%;font-style:normal;}div dt{margin-left:0;margin-top:1em;margin-bottom:.5em;font-weight:bold;}div dd{margin-left:2em;margin-bottom:.5em;}p,pre,ul,ol,blockquote,h2,h3,h4,h5,h6,dl,table{margin-left:1em;margin-right:1em;}p.subhead{font-weight:bold;margin-top:2em;}.smaller{font-size:smaller;}.bigger{font-size:130%;}td,th{padding:.2em;}ul{margin:.5em 1.5em .5em 1.5em;padding:0;}ol{margin:.5em 1.5em .5em 1.5em;padding:0;}ul{list-style-type:square;}ul ul{list-style-type:disc;}ul ul ul{list-style-type:circle;}ul ul ul ul{list-style-type:disc;}ul li{list-style:square;margin:.1em 0 .6em 0;padding:0;line-height:140%;}ol li{margin:.1em 0 .6em 1.5em;padding:0;line-height:140%;list-style-type:decimal;}li ul li{font-size:85%;font-style:italic;list-style-type:disc;background:transparent;padding:0;}li li ul li{font-size:85%;font-style:normal;list-style-type:circle;background:transparent;padding:0;}li li li ul li{list-style-type:disc;background:transparent;padding:0;}li ol li{list-style-type:decimal;}li li ol li{list-style-type:decimal;}ol.outline li:hover{cursor:pointer;}ol.outline li.nofold:hover{cursor:default;}ul.outline li:hover{cursor:pointer;}ul.outline li.nofold:hover{cursor:default;}ol.outline{list-style:decimal;}ol.outline ol{list-style-type:lower-alpha;}ol.outline li.nofold{padding:0 0 0 20px;background:transparent url(nofold-dim.gif) no-repeat 0 .5em;}ol.outline li.unfolded{padding:0 0 0 20px;background:transparent url(fold-dim.gif) no-repeat 0 .5em;}ol.outline li.folded{padding:0 0 0 20px;background:transparent url(unfold-dim.gif) no-repeat 0 .5em;}ol.outline li.unfolded:hover{padding:0 0 0 20px;background:transparent url(fold.gif) no-repeat 0 .5em;}ol.outline li.folded:hover{padding:0 0 0 20px;background:transparent url(unfold.gif) no-repeat 0 .5em;}ul.outline li.nofold{padding:0 0 0 20px;background:transparent url(nofold-dim.gif) no-repeat 0 .5em;}ul.outline li.unfolded{padding:0 0 0 20px;background:transparent url(fold-dim.gif) no-repeat 0 .5em;}ul.outline li.folded{padding:0 0 0 20px;background:transparent url(unfold-dim.gif) no-repeat 0 .5em;}ul.outline li.unfolded:hover{padding:0 0 0 20px;background:transparent url(fold.gif) no-repeat 0 .5em;}ul.outline li.folded:hover{padding:0 0 0 20px;background:transparent url(unfold.gif) no-repeat 0 .5em;}a.titleslide{font-weight:bold;font-style:italic;}
\ No newline at end of file
diff --git a/slidy/slidy.min.js b/slidy/slidy.min.js
new file mode 100644
index 000000000..990d7d50f
--- /dev/null
+++ b/slidy/slidy.min.js
@@ -0,0 +1 @@
+var ns_pos=(typeof window.pageYOffset!="undefined");var khtml=((navigator.userAgent).indexOf("KHTML")>=0?true:false);var opera=((navigator.userAgent).indexOf("Opera")>=0?true:false);var ie=(typeof document.all!="undefined"&&!opera);var ie7=(!ns_pos&&navigator.userAgent.indexOf("MSIE 7")!=-1);var ie8=(!ns_pos&&navigator.userAgent.indexOf("MSIE 8")!=-1);var slidy_started=false;if(ie&&!ie8){document.write("<iframe id='historyFrame' src='javascript:\"<html></html>\"' height='1' width='1' style='position:absolute;left:-800px'></iframe>")}if(typeof beforePrint!="undefined"){window.onbeforeprint=beforePrint;window.onafterprint=afterPrint}if(ie){setTimeout(ieSlidyInit,100)}else{if(document.addEventListener){document.addEventListener("DOMContentLoaded",startup,false)}}function ieSlidyInit(){if(document.readyState=="complete"||document.readyState=="loaded"){startup()}else{setTimeout(ieSlidyInit,100)}}setTimeout(hideSlides,50);function hideSlides(){if(document.body){document.body.style.visibility="hidden"}else{setTimeout(hideSlides,50)}}var slidenum=0;var slides;var slideNumElement;var notes;var backgrounds;var toolbar;var title;var lastShown=null;var eos=null;var toc=null;var outline=null;var selectedTextLen;var viewAll=0;var wantToolbar=1;var mouseClickEnabled=true;var scrollhack=0;var key_wanted=false;var helpAnchor;var helpPage="http://www.w3.org/Talks/Tools/Slidy/help.html";var helpText="Navigate with mouse click, space bar, Cursor Left/Right, or Pg Up and Pg Dn. Use S and B to change font size.";var sizeIndex=0;var sizeAdjustment=0;var sizes=new Array("10pt","12pt","14pt","16pt","18pt","20pt","22pt","24pt","26pt","28pt","30pt","32pt");var okayForIncremental=incrementalElementList();var lastWidth=0;var lastHeight=0;var objects;var lang="en";var strings_es={slide:"pág.","help?":"Ayuda","contents?":"Índice","table of contents":"tabla de contenidos","Table of Contents":"Tabla de Contenidos","restart presentation":"Reiniciar presentación","restart?":"Inicio"};strings_es[helpText]="Utilice el ratón, barra espaciadora, teclas Izda/Dcha, o Re pág y Av pág. Use S y B para cambiar el tamaño de fuente.";var strings_ca={slide:"pàg..","help?":"Ajuda","contents?":"Índex","table of contents":"taula de continguts","Table of Contents":"Taula de Continguts","restart presentation":"Reiniciar presentació","restart?":"Inici"};strings_ca[helpText]="Utilitzi el ratolí, barra espaiadora, tecles Esq./Dta. o Re pàg y Av pàg. Usi S i B per canviar grandària de font.";var strings_nl={slide:"pagina","help?":"Help?","contents?":"Inhoud?","table of contents":"inhoudsopgave","Table of Contents":"Inhoudsopgave","restart presentation":"herstart presentatie","restart?":"Herstart?"};strings_nl[helpText]="Navigeer d.m.v. het muis, spatiebar, Links/Rechts toetsen, of PgUp en PgDn. 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Клавиши S и B меняют размер шрифта.";var strings_sv={slide:"sida","help?":"hjälp","contents?":"innehåll","table of contents":"innehållsförteckning","Table of Contents":"Innehållsförteckning","restart presentation":"visa presentationen från början","restart?":"börja om"};strings_sv[helpText]="Bläddra med ett klick med vänstra musknappen, mellanslagstangenten, vänster- och högerpiltangenterna eller tangenterna Pg Up, Pg Dn. 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\ No newline at end of file
diff --git a/src/pandoc.hs b/src/pandoc.hs
index 31c43d907..cb1756ffb 100644
--- a/src/pandoc.hs
+++ b/src/pandoc.hs
@@ -144,6 +144,7 @@ data Opt = Opt
     , optNumberSections    :: Bool    -- ^ Number sections in LaTeX
     , optSectionDivs       :: Bool    -- ^ Put sections in div tags in HTML
     , optIncremental       :: Bool    -- ^ Use incremental lists in Slidy/S5
+    , optOffline           :: Bool    -- ^ Make slideshow accessible offline
     , optXeTeX             :: Bool    -- ^ Format latex for xetex
     , optSmart             :: Bool    -- ^ Use smart typography
     , optHTMLMathMethod    :: HTMLMathMethod -- ^ Method to print HTML math
@@ -185,6 +186,7 @@ defaultOpts = Opt
     , optNumberSections    = False
     , optSectionDivs       = False
     , optIncremental       = False
+    , optOffline           = False
     , optXeTeX             = False
     , optSmart             = False
     , optHTMLMathMethod    = PlainMath
@@ -317,6 +319,11 @@ options =
                   (\opt -> return opt { optIncremental = True }))
                  "" -- "Make list items display incrementally in Slidy/S5"
 
+    , Option "" ["offline"]
+                 (NoArg
+                  (\opt -> return opt { optOffline = True }))
+                 "" -- "Make slide shows include all the needed js and css"
+
     , Option "" ["xetex"]
                  (NoArg
                   (\opt -> return opt { optXeTeX = True }))
@@ -652,6 +659,7 @@ main = do
               , optNumberSections    = numberSections
               , optSectionDivs       = sectionDivs
               , optIncremental       = incremental
+              , optOffline           = offline
               , optXeTeX             = xetex
               , optSmart             = smart
               , optHTMLMathMethod    = mathMethod
@@ -735,11 +743,18 @@ main = do
   refs <- if null biblioFile then return [] else readBiblioFile biblioFile biblioFormat
 #endif
 
-  variables' <- if writerName' == "s5" && standalone'
-                   then do
-                     inc <- s5HeaderIncludes datadir
-                     return $ ("header-includes", inc) : variables
-                   else return variables
+  variables' <- case (writerName', standalone', offline) of
+                      ("s5", True, True) -> do
+                        inc <- s5HeaderIncludes datadir
+                        return $ ("header-includes", inc) : variables
+                      ("slidy", True, True) -> do
+                        slidyJs <- readDataFile datadir $
+                                      "slidy" </> "slidy.min.js"
+                        slidyCss <- readDataFile datadir $
+                                      "slidy" </> "slidy.min.css"
+                        return $ ("slidy-js", slidyJs) :
+                            ("slidy-css", slidyCss) : variables
+                      _ -> return variables
 
   variables'' <- case mathMethod of
                       LaTeXMathML Nothing -> do
diff --git a/templates/slidy.template b/templates/slidy.template
index 48dc61846..f625c36e2 100644
--- a/templates/slidy.template
+++ b/templates/slidy.template
@@ -20,16 +20,28 @@ $endif$
 $for(css)$
   <link rel="stylesheet" href="$css$" type="text/css" />
 $endfor$
+$if(slidy-css)$
+  <style type="text/css">
+$slidy-css$
+  </style>
+$else$
   <link rel="stylesheet" type="text/css" media="screen, projection, print" 
-   href="http://www.w3.org/Talks/Tools/Slidy/slidy.css" /> 
+    href="http://www.w3.org/Talks/Tools/Slidy/slidy.css" /> 
+$endif$
 $if(math)$
   $math$
 $endif$
 $for(header-includes)$
   $header-includes$
 $endfor$
+$if(slidy-js)$
+  <script type="text/javascript" charset="utf-8">
+$slidy-js$
+  </script>
+$else$
   <script src="http://www.w3.org/Talks/Tools/Slidy/slidy.js.gz"
-   charset="utf-8" type="text/javascript"></script> 
+    charset="utf-8" type="text/javascript"></script>
+$endif$
 </head>
 <body>
 $for(include-before)$