Span Tags in HTML

Tue Feb 10 11:23:01 CST 2009

David,

Thanks for the functions!  I'll send you some if I go this route and  
write any of my own.  I just can't believe that the RevBrowser  
external doesn't allow for the rending of a local html doc passed  
through.

Ray Horsley
LinkIt! Sofware

On Feb 10, 2009, at 4:40 AM, David Bovill wrote:

>
>
> 2009/2/10 Ray Horsley <Ray at linkit.com>
> Thanks Brian but I'm afraid including the <body> tags doesn't render  
> anything either.  I've also tried including a document declaration  
> as in the example below but I'm still getting nothing rendered.   
> (That's the trouble when working with externals.  You can't open  
> them up to see what's going on.)
>
> Any other ideas are welcome.
>
> Hi Ray - did a bit of work on this recently. AFAIK the only way is  
> to process the raw html, and create your own htmltext. Here are the  
> handlers I've got so far:
>
> --> HTML | Span
> -
> /* Strip span tags
> These functions replace html span tags such as those found in basic  
> html / jabber / im html with tags for rev htmltext
> */
>
> function html_BasicToRev someHtml
>     put html_BoldSpanToRev(someHtml) into someHtml
>     put html_ColourSpanToRev(someHtml) into someHtml
>     return someHtml
> end html_BasicToRev
>
> function html_RevToBasic someHtmlText
>     put html_RevToColourSpan(someHtmlText) into someHtml
>     return html_RevToBoldSpan(someHtml)
> end html_RevToBasic
>
> function html_RevToColourSpan someHtml
>     replace quote with "'" in someHtml
>     put "(?miU)(<font color=').*(</font>)" into someReg
>     repeat
>         if matchchunk(someHtml, someReg, oTagStart, oTagEnd,  
> cTagStart, cTagEnd) is true then
>             put "</span>" into char cTagStart to cTagEnd of someHtml
>             put "<span style='color:" into char oTagStart to oTagEnd  
> of someHtml
>         else
>             replace quote with "'" in someHtml
>             return someHtml
>         end if
>     end repeat
> end html_RevToColourSpan
>
> function html_RevToBoldSpan someHtml
>     put "(?miU)(<b>).*(</b>)" into someReg
>     -- put "(?mi)(<b>)[^\<]*(</b>)" into someReg
>     repeat
>         if matchchunk(someHtml, someReg, oTagStart, oTagEnd,  
> cTagStart, cTagEnd) is true then
>             put "</span>" into char cTagStart to cTagEnd of someHtml
>             put "<span style='font-weight:bold'>" into char  
> oTagStart to oTagEnd of someHtml
>         else
>             return someHtml
>         end if
>     end repeat
> end html_RevToBoldSpan
>
> function html_ColourSpanToRev someHtml
>     -- U is for non-greedy
>     replace quote with "'" in someHtml
>     put "(?miU)(<span style='color:).*(</span>)" into someReg
>     -- put "(?mi)(<span style='color:)[^\<]*(</span>)" into someReg
>     repeat
>         if matchchunk(someHtml, someReg, oTagStart, oTagEnd,  
> cTagStart, cTagEnd) is true then
>             put "</font>" into char cTagStart to cTagEnd of someHtml
>             put "<font color='" into char oTagStart to oTagEnd of  
> someHtml
>         else
>             replace "'" with quote in someHtml
>             return someHtml
>         end if
>     end repeat
> end html_ColourSpanToRev
>
> function html_BoldSpanToRev someHtml
>     put "(?miU)(<span style='font-weight:bold'>).*(</span>)" into  
> someReg
>     -- put "(?mi)(<span style='font-weight:bold'>)[^\<]*(</span>)"  
> into someReg
>     repeat
>         if matchchunk(someHtml, someReg, oTagStart, oTagEnd,  
> cTagStart, cTagEnd) is true then
>             put "</b>" into char cTagStart to cTagEnd of someHtml
>             put "<b>" into char oTagStart to oTagEnd of someHtml
>         else
>             return someHtml
>         end if
>     end repeat
> end html_BoldSpanToRev
>
> If you improve them do post back. I'm interested in getting robust  
> two way html "<span>" to rev htmltext based style sheets working :)
>
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