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Move bulk to react-sdk and reference it from riot-web land

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Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
This commit is contained in:
Michael Telatynski 2020-02-13 16:58:27 +00:00
parent 627a4d4ea4
commit 4ed27a4ba6
3 changed files with 88 additions and 0 deletions
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src/usercontent/index.html Normal file
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<html>
<head>
<!--
Hello! If you're reading this, perhaps you're wondering what this
file is doing and why your Riot is using it.
In short, this allows Riot to isolate potentially unsafe encrypted
attachments into their own origin, away from your Riot.
Stay curious!
-->
</head>
<body></body>
</html>

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src/usercontent/index.js Normal file
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var params = window.location.search.substring(1).split('&');
var lockOrigin;
for (var i = 0; i < params.length; ++i) {
var parts = params[i].split('=');
if (parts[0] === 'origin') lockOrigin = decodeURIComponent(parts[1]);
}
function remoteRender(event) {
const data = event.data;
const img = document.createElement("img");
img.id = "img";
img.src = data.imgSrc;
img.style = data.imgStyle;
const a = document.createElement("a");
a.id = "a";
a.rel = "noopener";
a.target = "_blank";
a.download = data.download;
a.style = data.style;
a.style.fontFamily = "Arial, Helvetica, Sans-Serif";
a.href = window.URL.createObjectURL(data.blob);
a.appendChild(img);
a.appendChild(document.createTextNode(data.textContent));
const body = document.body;
// Don't display scrollbars if the link takes more than one line to display.
body.style = "margin: 0px; overflow: hidden";
body.appendChild(a);
}
function remoteSetTint(event) {
const data = event.data;
const img = document.getElementById("img");
img.src = data.imgSrc;
img.style = data.imgStyle;
const a = document.getElementById("a");
a.style = data.style;
}
window.onmessage = function(e) {
if (lockOrigin === undefined || e.origin === lockOrigin) {
if (e.data.blob) remoteRender(e);
else remoteSetTint(e);
}
};