Created
April 2, 2014 19:50
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Extends and simplifies the built-in XML type
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// THE XML_TREE TRAIT | |
define xml_tree_trait => trait { | |
provide attr() => { | |
local(out = map) | |
with attr in .attributes | |
do #out->insert(#attr->name = #attr->value) | |
return #out | |
} | |
provide attribute(name::string) => .getAttribute(#name) || '' | |
provide getNode(nodename::string, count::integer = -1) => { | |
local(matches = .extract('*[translate(local-name(), \'ABCDEFGHIJKLMNOPQRSTUVWXYZ\', \'abcdefghijklmnopqrstuvwxyz\') = translate(\'' + #nodename + '\', \'ABCDEFGHIJKLMNOPQRSTUVWXYZ\', \'abcdefghijklmnopqrstuvwxyz\')]')) | |
#matches->size == 0? | |
return .attribute(#nodename) | |
#matches->size == 1? | |
return #matches->first | |
#count != -1? | |
protect => { | |
return #matches->get(integer(#count)) | |
} | |
return #matches | |
} | |
provide getnodes() => (with node in .childNodes | |
where #node->type != ::xml_text || regexp(`\S`) == #node->nodeValue | |
select #node)->asStaticArray | |
provide _unknowntag(...params) => { | |
#params && params->size? | |
return .getnode(tag_name->asString, #params->first) | |
return .getnode(tag_name->asString) | |
} | |
} | |
// ADD THE XML_TREE_TRAIT TO XML_ELEMENTS | |
::xml_element->getType->addTrait(xml_tree_trait) | |
// THE XML_TREE CREATOR FOR COMPATIBILITY | |
define xml_tree(src::string) => xml(#src) |
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