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Handle images with unknown size in prefetch

This commit is contained in:
Niko Bews 2017-06-21 08:51:14 +03:00
parent ead4a7f791
commit 57fd0562a2
1 changed files with 10 additions and 11 deletions
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21
src/plugins/irc-events/link.js
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@ -93,11 +93,12 @@ function fetch(url, cb) {
return;
}
var length = 0;
var limit = 1024 * 10;
var limit = Helper.config.prefetchMaxImageSize * 1024;
req
.on("response", function(res) {
if (!(/(text\/html|application\/json)/.test(res.headers["content-type"]))) {
res.req.abort();
if (!(/(image\/.+)/.test(res.headers["content-type"]))) {
// if not image, limit download to 10kb, since we need only meta tags
limit = 1024 * 10;
}
})
.on("error", function() {})
@ -113,14 +114,13 @@ function fetch(url, cb) {
return;
}
var body;
var type;
var size = req.response.headers["content-length"];
try {
body = JSON.parse(data);
} catch (e) {
body = {};
let type;
let size = parseInt(req.response.headers["content-length"], 10) || length;
if (size < length) {
size = length;
}
try {
type = req.response.headers["content-type"].split(/ *; */).shift();
} catch (e) {
@ -128,7 +128,6 @@ function fetch(url, cb) {
}
data = {
text: data,
body: body,
type: type,
size: size
};