Closes #36 - added option to persist Invidious prefs

2 files changed, 74 insertions, 0 deletions

diff --git a/assets/persist-invidious-prefs.js b/assets/persist-invidious-prefs.js
new file mode 100644
index 00000000..4c13a310
--- /dev/null
+++ b/assets/persist-invidious-prefs.js
@@ -0,0 +1,30 @@
+'use strict';
+
+window.browser = window.browser || window.chrome;
+
+function getCookie() {
+  let ca = document.cookie.split(';');
+  for (let i = 0; i < ca.length; i++) {
+    let c = ca[i];
+    while (c.charAt(0) == ' ') c = c.substring(1, c.length);
+    if (c.indexOf('PREFS=') == 0) {
+      return JSON.parse(
+        decodeURIComponent(c.substring('PREFS='.length, c.length))
+      )
+    };
+  }
+  return {};
+}
+
+browser.storage.sync.get(
+  ['alwaysProxy', 'videoQuality', 'invidiousDarkMode', 'persistInvidiousPrefs'],
+  (result) => {
+    if (result.persistInvidiousPrefs) {
+      const prefs = getCookie();
+      prefs.local = result.alwaysProxy;
+      prefs.quality = result.videoQuality;
+      prefs.dark_mode = result.invidiousDarkMode;
+      document.cookie = `PREFS=${encodeURIComponent(JSON.stringify(prefs))}`;
+    }
+  }
+);
\ No newline at end of file
diff --git a/assets/remove-twitter-sw.js b/assets/remove-twitter-sw.js
new file mode 100644
index 00000000..d13de3e1
--- /dev/null
+++ b/assets/remove-twitter-sw.js
@@ -0,0 +1,44 @@
+'use strict';
+
+const nitterDefault = 'https://nitter.net';
+
+let disableNitter;
+let nitterInstance;
+
+window.browser = window.browser || window.chrome;
+
+function redirectTwitter(url) {
+  if (url.host.split('.')[0] === 'pbs') {
+    return `${nitterInstance}/pic/${encodeURIComponent(url.href)}`;
+  } else if (url.host.split('.')[0] === 'video') {
+    return `${nitterInstance}/gif/${encodeURIComponent(url.href)}`;
+  } else {
+    return `${nitterInstance}${url.pathname}${url.search}`;
+  };
+}
+
+browser.storage.sync.get(
+  ['nitterInstance', 'disableNitter', 'removeTwitterSW'],
+  (result) => {
+    if (!result.removeTwitterSW) {
+      disableNitter = result.disableNitter;
+      nitterInstance = result.nitterInstance || nitterDefault;
+      navigator.serviceWorker.getRegistrations().then(registrations => {
+        for (let registration of registrations) {
+          if (registration.scope === 'https://twitter.com/') {
+            registration.unregister();
+            console.log('Unregistered Twitter SW', registration);
+          }
+        }
+      });
+      const url = new URL(window.location);
+      if (!disableNitter && url.host !== nitterInstance) {
+        const redirect = redirectTwitter(url);
+        console.info(
+          'Redirecting', `"${url.href}"`, '=>', `"${redirect}"`
+        );
+        window.location = redirect;
+      }
+    }
+  }
+);