42 lines
1.2 KiB
JavaScript
42 lines
1.2 KiB
JavaScript
import { mark, stop } from './marks'
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let domParser = process.browser && new DOMParser()
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// mentions like "@foo" have to be expanded to "@foo@example.com"
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function massageMentions (doc, mentions) {
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let anchors = doc.querySelectorAll('a.mention')
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for (let i = 0; i < anchors.length; i++) {
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let anchor = anchors[i]
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let href = anchor.getAttribute('href')
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let mention = mentions.find(mention => mention.url === href)
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if (mention) {
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anchor.innerText = `@${mention.acct}`
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}
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}
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}
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// paragraphs should be separated by double newlines
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// single <br/>s should become single newlines
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function innerTextRetainingNewlines (doc) {
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let paragraphs = doc.querySelectorAll('p')
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return Array.from(paragraphs).map(paragraph => {
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let brs = paragraph.querySelectorAll('br')
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Array.from(brs).forEach(br => {
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br.parentNode.replaceChild(doc.createTextNode('\n'), br)
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})
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return paragraph.textContent
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}).join('\n\n')
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}
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export function statusHtmlToPlainText (html, mentions) {
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if (!html) {
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return ''
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}
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mark('statusHtmlToPlainText')
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let doc = domParser.parseFromString(html, 'text/html')
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massageMentions(doc, mentions)
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let res = innerTextRetainingNewlines(doc)
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stop('statusHtmlToPlainText')
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return res
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}
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