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656fbac4e6
Replace invalid characters in attribute value; fixes the error
Unescaped '<' not allowed in attributes values
Fixes #2534
17 lines
452 B
JavaScript
17 lines
452 B
JavaScript
/**
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* Cleans up a value to be used as an element ID.
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*
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* Encodes invalid characters to be valid in XHTML and makes it
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* so that it can be reversed by {@link decodeIdAttribute}.
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*/
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export function encodeIdAttribute(id) {
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return id.replace(/[<>&;]/gm, m => `__u${m.charCodeAt(0)}__`);
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}
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/**
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* Reverts {@link encodeIdAttribute}.
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*/
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export function decodeIdAttribute(id) {
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return id.replace(/__u(\d+)__/gm, (m, d) => String.fromCharCode(d));
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}
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