Improve RSS preview

1 files changed, 35 insertions, 0 deletions

diff --git a/content_scripts/scraper.js b/content_scripts/scraper.js
new file mode 100644
index 0000000..51043c3
--- /dev/null
+++ b/content_scripts/scraper.js
@@ -0,0 +1,35 @@
+let types = {
+    'application/rss+xml': "rss",
+    'application/atom+xml': "atom",
+    'application/rdf+xml': "rdf",
+    'application/rss': "rss",
+    'application/atom': "atom",
+    'application/rdf': "rdf",
+    'text/rss+xml': "rss",
+    'text/atom+xml': "atom",
+    'text/rdf+xml': "rdf",
+    'text/rss': "rss",
+    'text/atom': "atom",
+    'text/rdf': "rdf"
+}
+
+// Scrape feed links from DOM
+function find_feeds_in_page() {
+    let links = document.querySelectorAll('link[type]');
+    let feeds = [];
+    for (let i = 0; i < links.length; i++) {
+        if (links[i].hasAttribute('type') && links[i].getAttribute('type') in types) {
+            let title = links[i].getAttribute('title')
+            let href = links[i].getAttribute('href')
+            let feed_url = new URL(href, window.location.href).href
+            let type = types[links[i].getAttribute('type')]
+            let feed = {
+                name: `native: ${title || type}`,
+                type: type,
+                url: feed_url,
+            };
+            feeds.push(feed);
+        }
+    }
+    return feeds
+}