Re: [cssparser-developers] Migrating from CSS4J

Hi Vincent,

As Ronald says, cssparser would have to work in conjunction with other code
to apply the style to the DOM. I've not used it myself, but would something
like CSSelly (http://jodd.org/doc/csselly/) do the job?

Best regards,
David

On 17 May 2017 at 12:24, Ronald Brill <rb...@rb...> wrote:

> Hi Vincent,
>
> thanks for considering CSSParser as alternative solution.
> CSSParser is a smaller/more focused solution; only parsing the css into
> some tree sturcture is the current focus of the project. There is no
> support to parse (X)Html and also no
> help for mixing the two trees into one.
> As far as i know there are two main use cases for CSSParser at the moment:
> * parsing a css for error detection or optimization and optional writing
> back the optimized version (The cleanup/optimization is not part of
> CSSParser)
> * parsing a css to support html processing
>
> The second case is what is done by HtmlUnit (i'm also involved with this
> project). HtmlUnit uses NekoHtml to parse (X)Html and CSSParser for css.
> Then HtmlUnit uses both
> informations to simulate real browser behavior.
> If you like i can think a bit if your use case is someting that can be
> done with HtmlUnit - give me a sign and i will have a look ;-)
>
> Outside of this i'm a bit curious about your case. Usually the css is
> separated from the Html by idea. Why you like to merge this?
>
>         RBRi
>
> On Tue, 16 May 2017 18:18:56 +0200 Vincent Massol wrote:
> >
> >Hi guys,
> >
> >On the XWiki project (http://xwiki.org) we're currently using CSS4J but
> it's painful (several bugs, no issue tracker, no mailing list) so we're
> considering migrating to another
> library and we're looking at CSSParser.
> >
> >We use CSS4J to do the following: apply some CSS content to XHTML.
> >
> >For example:
> >
> >CSS:
> >"span { color:red; }"
> >
> >XHTML:
> >...
> ><div id="xwikicontent">
> >  <p><span style="background: white;">Hello</span></p>
> ></div>
> >
> >
> >Result:
> >...
> ><div id="xwikicontent">
> >  <p><span style="background: white; color: red;">Hello</span></p>
> ></div>
> >
> >
> >Is that possible to do with CSSParser?
> >
> >FTR this is our code where we use CSS4J:
> >*
> https://github.com/xwiki/xwiki-platform/blob/
> 30d27eb8ec23f7c5a28ca505a75f1c73f8fe0073/xwiki-platform-
> core/xwiki-platform-oldcore/src/main/java/com/xpn/xw
> iki/pdf/impl/PdfExportImpl.java#L460-L460
> >*
> https://github.com/xwiki/xwiki-platform/blob/
> 30d27eb8ec23f7c5a28ca505a75f1c73f8fe0073/xwiki-platform-
> core/xwiki-platform-oldcore/src/main/java/com/xpn/xw
> iki/pdf/impl/PdfExportImpl.java#L506
> >
> >Thanks
> >-Vincent
> >-----------------------------------------------------------
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-- 
David