Merge pull request #1394 from matrix-org/dbkr/emoji_more_fast_path

Don't check for only-emoji if there were none
This commit is contained in:
Matthew Hodgson 2017-09-16 00:40:16 +01:00 committed by GitHub
commit 5bf8c1e95f

View file

@ -58,10 +58,7 @@ export function containsEmoji(str) {
/* modified from https://github.com/Ranks/emojione/blob/master/lib/js/emojione.js
* because we want to include emoji shortnames in title text
*/
export function unicodeToImage(str) {
// fast path
if (!containsEmoji(str)) return str;
function unicodeToImage(str) {
let replaceWith, unicode, alt, short, fname;
const mappedUnicode = emojione.mapUnicodeToShort();
@ -399,6 +396,8 @@ export function bodyToHtml(content, highlights, opts) {
var isHtml = (content.format === "org.matrix.custom.html");
let body = isHtml ? content.formatted_body : escape(content.body);
let bodyHasEmoji = false;
var safeBody;
// XXX: We sanitize the HTML whilst also highlighting its text nodes, to avoid accidentally trying
// to highlight HTML tags themselves. However, this does mean that we don't highlight textnodes which
@ -416,16 +415,20 @@ export function bodyToHtml(content, highlights, opts) {
};
}
safeBody = sanitizeHtml(body, sanitizeHtmlParams);
safeBody = unicodeToImage(safeBody);
bodyHasEmoji = containsEmoji(body);
if (bodyHasEmoji) safeBody = unicodeToImage(safeBody);
}
finally {
delete sanitizeHtmlParams.textFilter;
}
EMOJI_REGEX.lastIndex = 0;
let contentBodyTrimmed = content.body !== undefined ? content.body.trim() : '';
let match = EMOJI_REGEX.exec(contentBodyTrimmed);
let emojiBody = match && match[0] && match[0].length === contentBodyTrimmed.length;
let emojiBody = false;
if (bodyHasEmoji) {
EMOJI_REGEX.lastIndex = 0;
let contentBodyTrimmed = content.body !== undefined ? content.body.trim() : '';
let match = EMOJI_REGEX.exec(contentBodyTrimmed);
emojiBody = match && match[0] && match[0].length === contentBodyTrimmed.length;
}
const className = classNames({
'mx_EventTile_body': true,