From d52f37667c22d47dae5f7682a728dc0b916b6e6b Mon Sep 17 00:00:00 2001
From: aminecmi <aminecmi@gmail.com>
Date: Fri, 15 Jul 2022 15:46:52 +0200
Subject: [PATCH] Initial version.

---
 .gitignore      |   2 ++
 background.js   |  49 ++++++++++++++++++++++++++++++++++++++++++++++++
 icons/48.png    | Bin 0 -> 3876 bytes
 manifest.json   |  35 ++++++++++++++++++++++++++++++++++
 options.html    |  20 ++++++++++++++++++++
 options.js      |  23 +++++++++++++++++++++++
 to-invidious.js |  11 +++++++++++
 7 files changed, 140 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 background.js
 create mode 100644 icons/48.png
 create mode 100644 manifest.json
 create mode 100644 options.html
 create mode 100644 options.js
 create mode 100644 to-invidious.js

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..eed2341
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+web-ext-artifacts/
+.web-extension-id
diff --git a/background.js b/background.js
new file mode 100644
index 0000000..d5bc742
--- /dev/null
+++ b/background.js
@@ -0,0 +1,49 @@
+// Storage init
+browser.runtime.onInstalled.addListener(function() {
+  browser.storage.sync.set({
+    url: "https://invidious.snopyta.org"
+  });
+});
+
+
+// Url format
+function getVideoToken(url) {
+  // https://regexr.com/531i0
+  var rx = /(?:\/|%3D|v=|vi=)([0-9A-z-_]{11})(?:[%#?&]|$)/g;
+  var arr = rx.exec(url);
+  return arr[1]; 
+}
+
+function cleanToken(token) {
+  let t = token;
+  // https://regexr.com/531i0
+  t = t.replace(/^(vi=|v=)/,"");
+  t = t.replace(/^(\/)/,"");
+  t = t.replace(/^(%3D)/,"");
+  t = t.replace(/(&|%)$/,"");
+  return t;
+}
+
+
+// Links click event handling
+browser.runtime.onMessage.addListener(function(message) {
+  let url = message.youtubeUrl;
+  const name = message.targetName;
+  browser.storage.sync.get("url").then(function(item) {
+    const subst = item.url + `/watch?v=`;
+    let token = getVideoToken(url)
+      const cleanedToken = cleanToken(token)
+      url = url.replace(/.*\/watch\?v=/gm, subst);
+
+      if (name != "_self") {
+        browser.tabs.create(
+          {active: true, url: url}
+        );
+      } else {
+        browser.tabs.update(
+          {url: url, loadReplace: true}
+        )
+      }
+      console.log('Youtube to invidious is redirecting you to invidious')
+  })
+});
\ No newline at end of file
diff --git a/icons/48.png b/icons/48.png
new file mode 100644
index 0000000000000000000000000000000000000000..0548069dfab33c25ba40849e0b05c084588d5b7c
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diff --git a/manifest.json b/manifest.json
new file mode 100644
index 0000000..12ae35a
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1,35 @@
+{
+
+  "manifest_version": 2,
+  "name": "Youtube to invidious",
+  "version": "0.1",
+
+  "description": "Change every youtube link to an invidious one",
+
+  "icons": {
+    "48": "icons/48.png"
+  },
+  "web_accessible_resources": ["icons/48.png"],
+  "content_scripts": [
+    {
+      "matches": ["<all_urls>"],
+      "js": ["to-invidious.js"]
+    }
+  ],
+  "background": {
+    "scripts": ["background.js"]
+  },
+  "options_ui": {
+    "page": "options.html"
+  },
+
+  "permissions": ["storage", "tabs"],
+
+  "browser_specific_settings": {
+    "gecko": {
+      "id": "1f63659fb336c2593b0f48375566cf66c5d8e12d@amine-louveau.fr"
+    }
+  }
+
+}
+
diff --git a/options.html b/options.html
new file mode 100644
index 0000000..fa58e01
--- /dev/null
+++ b/options.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+
+<html>
+  <head>
+    <meta charset="utf-8">
+  </head>
+
+  <body>
+
+    <form>
+        <label>Invidious instance url<input type="text" id="url" ></label>
+        <button type="submit">Save</button>
+    </form>
+
+    <script src="options.js"></script>
+
+  </body>
+
+</html>
+
diff --git a/options.js b/options.js
new file mode 100644
index 0000000..c46dfdb
--- /dev/null
+++ b/options.js
@@ -0,0 +1,23 @@
+function saveOptions(e) {
+  e.preventDefault();
+  browser.storage.sync.set({
+    url: document.querySelector("#url").value
+  });
+}
+
+function restoreOptions() {
+
+  function setCurrentChoice(result) {
+    document.querySelector("#url").value = result.url;
+  }
+
+  function onError(error) {
+    console.log(`Error: ${error}`);
+  }
+
+  let getting = browser.storage.sync.get("url");
+  getting.then(setCurrentChoice, onError);
+}
+
+document.addEventListener("DOMContentLoaded", restoreOptions);
+document.querySelector("form").addEventListener("submit", saveOptions);
diff --git a/to-invidious.js b/to-invidious.js
new file mode 100644
index 0000000..a6f01ce
--- /dev/null
+++ b/to-invidious.js
@@ -0,0 +1,11 @@
+window.addEventListener("click", (e) => {
+  var target = e.target;
+  while ((target.tagName != "A" || !target.href) && target.parentNode) {
+    target = target.parentNode;
+  }
+  if (target.tagName != "A" || target.href.indexOf('youtube') == -1) 
+    return;
+
+  e.preventDefault();
+  browser.runtime.sendMessage({"youtubeUrl": target.href, "targetName": (target.attributes.target != null ? target.attributes.target.nodeValue : '_self')});
+});
\ No newline at end of file