Merge pull request #1919 from thelounge/yamanickill/image-size-error

Show error if image is greater than max prefetch size
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Pavel Djundik 2018-02-19 18:49:18 +02:00 committed by GitHub
commit 742929280d
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5 changed files with 48 additions and 4 deletions

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@ -1328,6 +1328,10 @@ kbd {
overflow: hidden;
}
#chat .toggle-type-error {
background: transparent;
}
#chat .toggle-content img {
max-width: 100%;
max-height: 128px;

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@ -0,0 +1,10 @@
"use strict";
const sizes = ["Bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"];
module.exports = function(size) {
// Loosely inspired from https://stackoverflow.com/a/18650828/1935861
const i = size > 0 ? Math.floor(Math.log(size) / Math.log(1024)) : 0;
const fixedSize = parseFloat((size / Math.pow(1024, i)).toFixed(1));
return `${fixedSize} ${sizes[i]}`;
};

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@ -28,5 +28,15 @@
<div class="body" title="{{body}}">{{body}}</div>
</a>
{{/equal}}
{{#equal type "error"}}
{{#equal error "image-too-big"}}
<em>
This image is larger than {{friendlysize maxSize}} and cannot be
previewed.
<a href="{{link}}" target="_blank" rel="noopener">Click here</a>
to open it in a new window.
</em>
{{/equal}}
{{/equal}}
</div>
{{/preview}}

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@ -99,12 +99,14 @@ function parse(msg, preview, res, client) {
case "image/jpeg":
case "image/webp":
if (res.size > (Helper.config.prefetchMaxImageSize * 1024)) {
return;
preview.type = "error";
preview.error = "image-too-big";
preview.maxSize = Helper.config.prefetchMaxImageSize * 1024;
} else {
preview.type = "image";
preview.thumb = preview.link;
}
preview.type = "image";
preview.thumb = preview.link;
break;
case "audio/midi":

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@ -0,0 +1,18 @@
"use strict";
const expect = require("chai").expect;
const friendlysize = require("../../../../../client/js/libs/handlebars/friendlysize");
describe("friendlysize Handlebars helper", function() {
it("should render big values in human-readable version", function() {
expect(friendlysize(51200)).to.equal("50 KB");
});
it("should round with 1 digit", function() {
expect(friendlysize(1234567)).to.equal("1.2 MB");
});
it("should render special case 0 as 0 Bytes", function() {
expect(friendlysize(0)).to.equal("0 Bytes");
});
});