domains: add Loom to public plugins

plugins/domains/loom.com.js

@@ -0,0 +1,64 @@
+export default {
+
+    re: /^https?:\/\/(?:www\.)?loom\.com\/share\//i,
+
+    mixins: ['*', 'domain-icon'],
+
+    getLink: function(iframe, query, twitter, options) {
+
+        if (!iframe.width || !iframe.height) {
+            return;
+        }
+
+        const width = twitter.player?.width || iframe.width;
+        const height = twitter.player?.height || iframe.height;
+
+        var hideinfo = options.getRequestOptions('loom.hideinfo', 
+                            !options.getProviderOptions('players.showinfo', true)
+                        ) || query._hideinfo === "true" || !!query._hideinfo;
+
+        if (hideinfo) {
+            query.hide_owner = true;
+            query.hide_share = true;
+            query.hide_title = true;
+            query.hideEmbedTopBar = true;
+        }
+
+        // Otherwise take only parameters from /embed redirect to /share....
+        // but clean them up when user requests via request option
+        var q = {};
+        if (options.getRequestOptions('loom.hideinfo') !== false) {
+            Object.keys(query).forEach(function(key) {
+                if (/^hide/.test(key)) {
+                    q[key] = query[key];
+                    if (!hideinfo) {
+                        hideinfo = true;
+                    }
+                }
+            });
+        }
+
+        return {
+            href: iframe.replaceQuerystring(q),
+            type: CONFIG.T.text_html, // Validator fails because we receive x-frame-options. It actually works fine.
+            rel: CONFIG.R.player,
+            'aspect-ratio': width / height,
+            options: {
+                hideinfo: {
+                    value: hideinfo,
+                    label: "Hide player attribution info"
+                }
+            }
+        }
+
+    },
+
+    tests: [
+        // redirects here with the query-string:
+        'https://www.loom.com/embed/e5b8c04bca094dd8a5507925ab887002?hide_owner=true&hide_share=true&hide_title=true&hideEmbedTopBar=true',
+        'https://www.loom.com/share/0808e55f94a24992b2de488ac56d3815?_hideinfo=true',
+        'https://www.loom.com/share/0808e55f94a24992b2de488ac56d3815',
+        'https://www.loom.com/share/7f68fa7f01e349cab91b0c36168f68c3'
+    ]
+
+};