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fix: Filter out the ZWNBSP character from response body, fixed charset parse logic (#2351)
* fix(#1003): content type for client_credentials & password grant types * feature(#1003): added client is & secret for password credentials grant type * fix: filter out non-printable control character and ZWNBSP character * fix: filter out non-printable control character and ZWNBSP character * remove ZWNBSP character from response body --------- Co-authored-by: Anoop M D <anoop.md1421@gmail.com>
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@ -260,13 +260,16 @@ const configureRequest = async (
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const parseDataFromResponse = (response) => {
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const dataBuffer = Buffer.from(response.data);
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// Parse the charset from content type: https://stackoverflow.com/a/33192813
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const charset = /charset=([^()<>@,;:"/[\]?.=\s]*)/i.exec(response.headers['Content-Type'] || '');
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const charsetMatch = /charset=([^()<>@,;:"/[\]?.=\s]*)/i.exec(response.headers['content-type'] || '');
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/exec#using_exec_with_regexp_literals
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const charsetValue = charsetMatch?.[1];
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// Overwrite the original data for backwards compatibility
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let data = dataBuffer.toString(charset || 'utf-8');
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let data = dataBuffer.toString(charsetValue || 'utf-8');
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// Try to parse response to JSON, this can quietly fail
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try {
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// Filter out control characters and ZWNBSP character
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data = data.replace(/[\x00-\x08\x0E-\x1F\x7F\uFEFF]/g, '');
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// Filter out ZWNBSP character
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// https://gist.github.com/antic183/619f42b559b78028d1fe9e7ae8a1352d
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data = data.replace(/^\uFEFF/, '');
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data = JSON.parse(data);
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} catch {}
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