X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/cfbbbd65b8f091bbbc13387b347140136e137881..e71622d233660b5ba305d68e586d7d14ff2124e6:/doc/todo/generate_HTML5_by_default.mdwn diff --git a/doc/todo/generate_HTML5_by_default.mdwn b/doc/todo/generate_HTML5_by_default.mdwn index 3adce8c90..56041d9d3 100644 --- a/doc/todo/generate_HTML5_by_default.mdwn +++ b/doc/todo/generate_HTML5_by_default.mdwn @@ -2,10 +2,11 @@ The `html5` option was added in 2010 and marked as "not experimental" in 2011 but is not the default. According to , current versions of -all recent versions of all major browsers - even IE - support the HTML5 +all recent versions of all major browsers - even IE (9+) - support the HTML5 semantic elements (`
` etc.), except for `
` which IkiWiki -doesn't use anyway. With that being the case, I'm not sure whether we gain -anything from not generating HTML5 (or "HTML" as it's now labelled) all the time. +doesn't use anyway. However, IE 8 is not a current version, but has ~ 4% +market share and doesn't support `
` and friends; so there's still +a compatibility concern there. In particular, non-HTML5 mode uses `` @@ -22,12 +23,41 @@ In practice, real browsers have never actually implemented a strict XHTML mode: they've always parsed `text/html` as "tag soup", because they need a tag-soup parser anyway, and nobody wants to maintain two parsers. +Kai also wants a HTML5 doctype for [[bugs/more mobile friendly default themes]]. + Options include: -* set html5 to 1 by default but retain the dual-mode templates +* set html5 to 1 by default but retain the dual-mode templates, + breaking IE 8 by default + * remove the option and always behave as if it had been 1, simplifying - the templates + the templates and breaking IE 8 unconditionally + +* either of the above and include + [html5shiv](https://code.google.com/p/html5shiv/) to de-break IE 8 + +* change the doctype to `` + unconditionally, stop trying to limit ourselves to XHTML 1.0 Strict + (use HTML5 features that degrade gracefully, like + [[ARIA roles|todo/add aria landmarks to make ikiwiki websites more accessible]]), + but avoid using the new elements like `
` that require specific + browser support unless `html5` is set to 1. That would get rid of the + backwards-compatibility concerns while keeping the ability to use + post-2000 markup; we can use `html5` to mean "be more enthusiastic about + HTML5 features even if they might fail on older browsers". -Thoughts? +Using the HTML5 doctype does mean we lose the ability to validate the output +against a DTD (as `wdg-html-validator` does), but DTDs have very little to +do with practical browser compatibility in any case. + +[[!template id=gitbranch branch=smcv/ready/html5 +author="[[Simon McVittie|smcv]]" +browse=http://git.pseudorandom.co.uk/smcv/ikiwiki.git/shortlog/refs/heads/ready/html5]] +[[!tag patch users/smcv/ready]] + +At the moment my preferred option is the last, for which see my `ready/html5` +branch. I'll apply this at some point if there are no objections. --[[smcv]] + +> [[merged|done]] --[[smcv]]