dispatch/client/js/utils/linkify.js

68 lines
1.5 KiB
JavaScript

import Autolinker from 'autolinker';
import React from 'react';
const autolinker = new Autolinker({
stripPrefix: false,
stripTrailingSlash: false
});
export default function linkify(text) {
let matches = autolinker.parseText(text);
if (matches.length === 0) {
return text;
}
const result = [];
let pos = 0;
matches = autolinker.compactMatches(matches);
for (let i = 0; i < matches.length; i++) {
const match = matches[i];
if (match.getType() === 'url') {
if (match.offset > pos) {
if (typeof result[result.length - 1] === 'string') {
result[result.length - 1] += text.slice(pos, match.offset);
} else {
result.push(text.slice(pos, match.offset));
}
}
result.push(
<a
target="_blank"
rel="noopener noreferrer"
href={match.getAnchorHref()}
key={i}
>
{match.matchedText}
</a>
);
} else if (typeof result[result.length - 1] === 'string') {
result[result.length - 1] += text.slice(
pos,
match.offset + match.matchedText.length
);
} else {
result.push(text.slice(pos, match.offset + match.matchedText.length));
}
pos = match.offset + match.matchedText.length;
}
if (pos < text.length) {
if (typeof result[result.length - 1] === 'string') {
result[result.length - 1] += text.slice(pos);
} else {
result.push(text.slice(pos));
}
}
if (result.length === 1) {
return result[0];
}
return result;
}