Subject: Re: [xsl] unpacking percent-escaped URI components From: "Eliot Kimber eliot.kimber@xxxxxxxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> Date: Mon, 7 Nov 2022 23:12:30 -0000 |
Im surprised that there is not the inverse of encode-for-uri() but I do not find anything the XPath 3.1 functions and operators. Cheers, E. _____________________________________________ Eliot Kimber Sr Staff Content Engineer O: 512 554 9368 M: 512 554 9368 servicenow.com<https://www.servicenow.com> LinkedIn<https://www.linkedin.com/company/servicenow> | Twitter<https://twitter.com/servicenow> | YouTube<https://www.youtube.com/user/servicenowinc> | Facebook<https://www.facebook.com/servicenow> From: Graydon graydon@xxxxxxxxx <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> Date: Monday, November 7, 2022 at 4:00 PM To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx <xsl-list@xxxxxxxxxxxxxxxxxxxxxx> Subject: Re: [xsl] unpacking percent-escaped URI components [External Email] On Mon, Nov 07, 2022 at 09:36:47PM -0000, Martin Honnen martin.honnen@xxxxxx scripsit: > On 11/7/2022 10:29 PM, Martin Honnen martin.honnen@xxxxxx wrote: > > On 11/7/2022 9:55 PM, Graydon graydon@xxxxxxxxx wrote: > > > Unpacking RFC 4122 percent-escaped strings for code points less than > > > 256 is straightforward -- > > > > > > tokenize($value,'%')[normalize-space()] ! local:H2D(.) ! > > > codepoints-to-string(.) > > > > > > where local:H2D is a hex-digits-to-decimal-integer function. > > > > > > When the escaped value goes above 255, as with U+201C and U+201D, , > > > the escapes start being multi-octet UTF-8, so %E2%80%9C and %E2%80%9D. > > > > > > Is there a useful way to turn those multi-octet escapes back into single > > > characters in XPath or XSLT? > > > > > I wonder whether with Saxon PE or EE you can use e.g. > > > > (tokenize($value,'%')[normalize-space()] ! local:H2D(.)) => > > saxon:octets-to-hexBinary() => saxon:hexBinary-to-string('UTF8') > > > Yes, now tested e.g. > > (226, 128, 156, 226, 128, 157) => saxon:octets-to-hexBinary() => > saxon:hexBinary-to-string('UTF8') > > gives I am impressed! (And only feeling a little bit like a cabbage.) Thank you! -- Graydon Saunders | graydonish@xxxxxxxxx ^fs oferiode, pisses swa mfg. -- Deor ("That passed, so may this.")
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Re: [xsl] unpacking percent-escaped, Graydon graydon@xxxx | Thread | [xsl] help with random number gener, C. M. Sperberg-McQue |
Re: [xsl] unpacking percent-escaped, Graydon graydon@xxxx | Date | [xsl] help with random number gener, C. M. Sperberg-McQue |
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