Release 1.0.1 (https://github.com/DeveloperTK/browser-addons-repository/

)

.gitignore

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+.idea
+build.sh
+Archive.zip

.web-extension-id

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+# This file was created by https://github.com/mozilla/web-ext
+# Your auto-generated extension ID for addons.mozilla.org is:
+{f412be1a-3260-47a6-811c-f0d6c309828f}

content.js

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+function findStreamLinks() {
+    const $btnLinks = document.querySelectorAll("a.btn");
+    console.log($btnLinks);
+
+    for (const linkElement of $btnLinks) {
+        if (linkElement.href.includes("cmd=streamVideo") && linkElement.classList.contains("btn")) {
+            addDirectLinkEvent(linkElement);
+        }
+    }
+}
+
+function addDirectLinkEvent(e) {
+    const newLink = document.createElement('a');
+    newLink.classList.add('btn');
+    newLink.classList.add('btn-info');
+    newLink.innerHTML = `Direktlink`;
+    newLink.addEventListener('click', () => {
+        loadExternalPage(e, newLink);
+    });
+    e.parentElement.appendChild(newLink);
+}
+
+function loadExternalPage(e, newLink) {
+    newLink.innerHTML = "Loading";
+    let timeout = setTimeout(() => {
+        newLink.innerHTML = "Timeout!"
+        setTimeout(() => newLink.innerHTML = "Direktlink")
+    }, 10000);
+
+    fetch(e.href)
+        .then(function(response) {
+            // When the page is loaded convert it to text
+            return response.text()
+        })
+        .then(function(html) {
+            // Initialize the DOM parser
+            let parser = new DOMParser();
+            // Parse the text
+            let targetDocument = parser.parseFromString(html, "text/html");
+
+            clearTimeout(timeout);
+            openDirectDownloadLink(e, targetDocument, newLink);
+        })
+        .catch(function(err) {
+            console.log('Failed to fetch page: ', err);
+        });
+}
+
+function openDirectDownloadLink(originalLink, targetDocument, newLink) {
+    try {
+        let x = targetDocument.getElementsByTagName('script')
+        let script = x[x.length - 1]
+        let text = script.text.replaceAll("\n", "").replaceAll("\t", "").replaceAll("xoctPaellaPlayer.init(", "[").replaceAll(")", "]")
+        let link = JSON.parse(text)[0].streams[0].sources.mp4[0].src
+        navigator.clipboard.writeText(link).then(function () {
+            console.log('Async: Copying to clipboard was successful!');
+            newLink.innerHTML = "Copied!";
+            setTimeout(() => newLink.innerHTML = "Direktlink", 2500);
+        }, function (err) {
+            console.error('Async: Could not copy text: ', err);
+            newLink.innerHTML = "Error";
+            setTimeout(() => newLink.innerHTML = "Direktlink", 2500);
+        });
+    } catch (err) {
+        newLink.innerHTML = "Error";
+        setTimeout(() => newLink.innerHTML = "Direktlink", 2500);
+    }
+}
+
+const checkExist = setInterval(function() {
+    if (document.querySelector('#il_center_col form').childNodes) {
+        console.log("Exists!");
+        clearInterval(checkExist);
+        findStreamLinks();
+    } else {
+        console.log("does not exist");
+    }
+}, 100);

manifest.json

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+{
+  "manifest_version": 2,
+  "name": "ILIAS Opencast DL",
+  "version": "1.0.1",
+  "description": "Adda direct download link to any ILIAS Opencast pages",
+  "icons": {},
+
+  "background": {
+    "scripts": []
+  },
+
+  "content_scripts": [
+    {
+      "matches": ["*://ilias.studium.kit.edu/*"],
+      "js": ["content.js"]
+    }
+  ],
+
+  "applications": {
+    "gecko": {
+      "update_url": "https://pages.foxat.de/browser-addons-repository/updates.json"
+    }
+  }
+}