37 lines
990 B
JavaScript
37 lines
990 B
JavaScript
import browser from 'webextension-polyfill'
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const EXTENSION = 'nostrconnect'
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// inject the script that will provide window.nostr
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const script = document.createElement('script')
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script.setAttribute('async', 'false')
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script.setAttribute('type', 'text/javascript')
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script.setAttribute('src', browser.runtime.getURL('nostr-provider.js'))
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document.head.appendChild(script)
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// listen for messages from that script
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window.addEventListener('message', async (message) => {
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if (message.source !== window) return
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if (!message.data) return
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if (!message.data.params) return
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if (message.data.ext !== EXTENSION) return
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// pass on to background
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var response
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try {
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response = await browser.runtime.sendMessage({
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type: message.data.type,
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params: message.data.params,
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host: location.host
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})
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} catch (error) {
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response = { error }
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}
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// return response
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window.postMessage(
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{ id: message.data.id, ext: EXTENSION, response },
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message.origin
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)
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})
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