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Extract into truncate helper

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This commit is contained in:
Toby Zerner 2015-06-17 18:22:14 +09:30
parent 64b87f55c5
commit bb651899b1
2 changed files with 7 additions and 1 deletions
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3
js/forum/src/components/post-preview.js
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@ -3,6 +3,7 @@ import avatar from 'flarum/helpers/avatar';
import username from 'flarum/helpers/username'; import username from 'flarum/helpers/username';
import humanTime from 'flarum/helpers/human-time'; import humanTime from 'flarum/helpers/human-time';
import highlight from 'flarum/helpers/highlight'; import highlight from 'flarum/helpers/highlight';
import truncate from 'flarum/utils/truncate';
export default class PostPreview extends Component { export default class PostPreview extends Component {
view() { view() {
@ -17,7 +18,7 @@ export default class PostPreview extends Component {
start = Math.max(0, excerpt.search(regexp) - 100); start = Math.max(0, excerpt.search(regexp) - 100);
} }
excerpt = (start > 0 ? '...' : '')+excerpt.substring(start, start + 200)+(excerpt.length > start + 200 ? '...' : ''); excerpt = truncate(excerpt, 200, start);
if (this.props.highlight) { if (this.props.highlight) {
excerpt = highlight(excerpt, regexp); excerpt = highlight(excerpt, regexp);

5
js/lib/utils/truncate.js Normal file
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@ -0,0 +1,5 @@
export default function truncate(string, length, start) {
start = start || 0;
return (start > 0 ? '...' : '')+string.substring(start, start + length)+(string.length > start + length ? '...' : '');
}