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51 lines
1.2 KiB
51 lines
1.2 KiB
/* eslint-env browser */
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;(function() {
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try {
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const onMessage = ({ data }) => {
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if (!data.wappalyzer) {
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return
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}
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const { technologies } = data.wappalyzer || {}
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removeEventListener('message', onMessage)
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postMessage({
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wappalyzer: {
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js: technologies.reduce((technologies, { name, chains }) => {
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chains.forEach((chain) => {
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const value = chain
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.split('.')
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.reduce(
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(value, method) =>
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value && value.hasOwnProperty(method)
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? value[method]
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: undefined,
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window
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)
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if (value !== undefined) {
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technologies.push({
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name,
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chain,
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value:
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typeof value === 'string' || typeof value === 'number'
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? value
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: !!value
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})
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}
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})
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return technologies
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}, [])
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}
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})
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}
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addEventListener('message', onMessage)
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} catch (e) {
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// Fail quietly
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}
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})()
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