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Fix discussion search result suggestion excerpts

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So that they show the relevant part of the post
This commit is contained in:
Toby Zerner
2015-07-07 16:16:20 +09:30
parent 013d11554d
commit 4c5cf96b95
3 changed files with 20 additions and 13 deletions
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22
js/lib/helpers/highlight.js
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@ -1,13 +1,21 @@
export default function(string, regexp) {
if (!regexp) {
import truncate from '../utils/truncate';
export default function(string, phrase, length) {
if (!phrase) {
return string;
}
if (!(regexp instanceof RegExp)) {
regexp = new RegExp(regexp, 'gi');
const regexp = regexp instanceof RegExp ? phrase : new RegExp(phrase, 'gi');
let highlightedString = string;
let start = 0;
if (length) {
start = Math.max(0, string.search(regexp) - length / 2);
highlightedString = truncate(highlightedString, length, start);
}
return m.trust(
$('<div/>').text(string).html().replace(regexp, '<mark>$&</mark>')
);
highlightedString = $('<div/>').text(highlightedString).html().replace(regexp, '<mark>$&</mark>');
return m.trust(highlightedString);
}