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Merge pull request #1910 from MazeChaZer/fix-emoji-line-break-bug

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Fix vector-im/riot-web#6523 Emoji rendering destroys paragraphs
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Luke Barnard 2018-05-18 10:42:20 +01:00 committed by GitHub
commit 3e79c3e8a5
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 6 deletions
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14
src/HtmlUtils.js
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@ -413,12 +413,13 @@ class TextHighlighter extends BaseHighlighter {
* opts.stripReplyFallback: optional argument specifying the event is a reply and so fallback needs removing
*/
export function bodyToHtml(content, highlights, opts={}) {
let isHtml = content.format === "org.matrix.custom.html" && content.formatted_body;
const isHtmlMessage = content.format === "org.matrix.custom.html" && content.formatted_body;
let bodyHasEmoji = false;
let strippedBody;
let safeBody;
let isDisplayedWithHtml;
// 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
// are interrupted by HTML tags (not that we did before) - e.g. foo<span/>bar won't get highlighted
@ -439,17 +440,18 @@ export function bodyToHtml(content, highlights, opts={}) {
if (opts.stripReplyFallback && formattedBody) formattedBody = ReplyThread.stripHTMLReply(formattedBody);
strippedBody = opts.stripReplyFallback ? ReplyThread.stripPlainReply(content.body) : content.body;
bodyHasEmoji = containsEmoji(isHtml ? formattedBody : content.body);
bodyHasEmoji = containsEmoji(isHtmlMessage ? formattedBody : content.body);
// Only generate safeBody if the message was sent as org.matrix.custom.html
if (isHtml) {
if (isHtmlMessage) {
isDisplayedWithHtml = true;
safeBody = sanitizeHtml(formattedBody, sanitizeHtmlParams);
} else {
// ... or if there are emoji, which we insert as HTML alongside the
// escaped plaintext body.
if (bodyHasEmoji) {
isHtml = true;
isDisplayedWithHtml = true;
safeBody = sanitizeHtml(escape(strippedBody), sanitizeHtmlParams);
}
}
@ -475,10 +477,10 @@ export function bodyToHtml(content, highlights, opts={}) {
const className = classNames({
'mx_EventTile_body': true,
'mx_EventTile_bigEmoji': emojiBody,
'markdown-body': isHtml,
'markdown-body': isHtmlMessage,
});
return isHtml ?
return isDisplayedWithHtml ?
<span className={className} dangerouslySetInnerHTML={{ __html: safeBody }} dir="auto" /> :
<span className={className} dir="auto">{ strippedBody }</span>;
}