Do not display preview if there is nothing to preview
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cfd71cab02
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@ -56,11 +56,11 @@ function parse(msg, url, res, client) {
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toggle.head =
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toggle.head =
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$("meta[property=\"og:title\"]").attr("content")
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$("meta[property=\"og:title\"]").attr("content")
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|| $("title").text()
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|| $("title").text()
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|| "No title found.";
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|| "";
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toggle.body =
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toggle.body =
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$("meta[property=\"og:description\"]").attr("content")
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$("meta[property=\"og:description\"]").attr("content")
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|| $("meta[name=\"description\"]").attr("content")
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|| $("meta[name=\"description\"]").attr("content")
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|| "No description found.";
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|| "";
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toggle.thumb =
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toggle.thumb =
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$("meta[property=\"og:image\"]").attr("content")
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$("meta[property=\"og:image\"]").attr("content")
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|| $("meta[name=\"twitter:image:src\"]").attr("content")
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|| $("meta[name=\"twitter:image:src\"]").attr("content")
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@ -74,11 +74,13 @@ function parse(msg, url, res, client) {
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// Verify that thumbnail pic exists and is under allowed size
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// Verify that thumbnail pic exists and is under allowed size
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if (toggle.thumb.length) {
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if (toggle.thumb.length) {
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fetch(escapeHeader(toggle.thumb), (resThumb) => {
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fetch(escapeHeader(toggle.thumb), (resThumb) => {
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if (!(/^image\/.+/.test(resThumb.type)) || resThumb.size > (Helper.config.prefetchMaxImageSize * 1024)) {
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if (resThumb === null
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|| !(/^image\/.+/.test(resThumb.type))
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|| resThumb.size > (Helper.config.prefetchMaxImageSize * 1024)) {
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toggle.thumb = "";
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toggle.thumb = "";
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}
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}
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client.emit("toggle", toggle);
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emitToggle(client, toggle);
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});
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});
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return;
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return;
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@ -101,6 +103,20 @@ function parse(msg, url, res, client) {
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return;
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return;
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}
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}
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emitToggle(client, toggle);
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}
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function emitToggle(client, toggle) {
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// If there is no title but there is preview or description, set title
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// otherwise bail out and show no preview
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if (!toggle.head.length) {
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if (toggle.thumb.length || toggle.body.length) {
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toggle.head = "Untitled page";
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} else {
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return;
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}
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}
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client.emit("toggle", toggle);
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client.emit("toggle", toggle);
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}
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}
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