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