If a preview fails to load, remove the link from msg object

Fixes #2438
This commit is contained in:
Pavel Djundik 2018-06-03 12:25:01 +03:00
parent 2d13eaaf6b
commit a663993d0b

View File

@ -238,7 +238,7 @@ function parse(msg, preview, res, client) {
break;
default:
return;
return removePreview(msg, preview);
}
if (!promise) {
@ -261,7 +261,7 @@ function handlePreview(client, msg, preview, res) {
// For link previews, drop the thumbnail
// For other types, do not display preview at all
if (preview.type !== "link") {
return;
return removePreview(msg, preview);
}
preview.thumb = "";
@ -282,7 +282,7 @@ function emitPreview(client, msg, preview) {
if (preview.thumb.length || preview.body.length) {
preview.head = "Untitled page";
} else {
return;
return removePreview(msg, preview);
}
}
@ -290,6 +290,16 @@ function emitPreview(client, msg, preview) {
client.emit("msg:preview", {id, preview});
}
function removePreview(msg, preview) {
// If a preview fails to load, remove the link from msg object
// So that client doesn't attempt to display an preview on page reload
const index = msg.previews.indexOf(preview);
if (index > -1) {
msg.previews.splice(index, 1);
}
}
function getRequestHeaders(headers) {
const formattedHeaders = {
"User-Agent": "Mozilla/5.0 (compatible; The Lounge IRC Client; +https://github.com/thelounge/thelounge)",