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(:**************************************************************:)
(: Test: functx-functx-remove-elements-all :)
(: Written by: Priscilla Walmsley (Frans Englich is maintainer) :)
(: Date: 2008-05-16+02:00 :)
(:**************************************************************:)
declare namespace functx = "http://www.example.com/";
(:~
: Whether a name matches a list of names or name wildcards
:
: @author Priscilla Walmsley, Datypic
: @version 1.0
: @see http://www.xqueryfunctions.com/xq/functx_name-test.html
: @param $testname the name to test
: @param $names the list of names or name wildcards
:)
declare function functx:name-test
( $testname as xs:string? ,
$names as xs:string* ) as xs:boolean {
$testname = $names
or
$names = '*'
or
functx:substring-after-if-contains($testname,':') =
(for $name in $names
return substring-after($name,'*:'))
or
substring-before($testname,':') =
(for $name in $names[contains(.,':*')]
return substring-before($name,':*'))
} ;
(:~
: Removes child elements from an XML node, based on name
:
: @author Priscilla Walmsley, Datypic
: @version 1.0
: @see http://www.xqueryfunctions.com/xq/functx_remove-elements.html
: @param $elements the element(s) from which you wish to remove the children
: @param $names the names of the child elements to remove
:)
declare function functx:remove-elements
( $elements as element()* ,
$names as xs:string* ) as element()* {
for $element in $elements
return element
{node-name($element)}
{$element/@*,
$element/node()[not(functx:name-test(name(),$names))] }
} ;
(:~
: Performs substring-after, returning the entire string if it does not contain the delimiter
:
: @author Priscilla Walmsley, Datypic
: @version 1.0
: @see http://www.xqueryfunctions.com/xq/functx_substring-after-if-contains.html
: @param $arg the string to substring
: @param $delim the delimiter
:)
declare function functx:substring-after-if-contains
( $arg as xs:string? ,
$delim as xs:string ) as xs:string? {
if (contains($arg,$delim))
then substring-after($arg,$delim)
else $arg
} ;
let $in-xml-1 := <in-xml>
<a>123</a>
<a>456</a>
<c>Mixed <b>content</b></c>
</in-xml>
return
let $in-xml-2 := <in-xml xmlns:x="http://x">
<a>123</a>
<x:a>456</x:a>
<c>Mixed <x:a>content</x:a></c>
</in-xml>
return (functx:remove-elements(
$in-xml-1,
'c'), functx:remove-elements(
$in-xml-1,
('a','b')), functx:remove-elements(
$in-xml-2,
'x:a'))
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