add rss proxy

rsshub/spiders/rssfilter/filter.py

@@ -0,0 +1,34 @@
+import requests 
+import feedparser
+
+from rsshub.utils import DEFAULT_HEADERS
+from rsshub.utils import fetch
+
+def parse(post):
+    item = {}
+    item['title'] = post.title
+    item['description'] = post.summary
+    item['pubDate'] = post.published
+    item['link'] = post.link
+    return item
+
+def ctx(feed_url=''):
+    # tree = fetch(feed_url,headers=DEFAULT_HEADERS)
+    # title = tree.css('channel').css('title::text').get()
+    # description = tree.css('channel').css('description').get()
+    # posts = tree.css('item')
+
+    feed = feedparser.parse(feed_url)
+
+    title = feed.feed.title
+    description = feed.feed.subtitle
+
+    posts = feed.entries
+    
+    return {
+        'title': title,
+        'link': feed_url,
+        'description': description,
+        'author': feed.feed.author,
+        'items': list(map(parse, posts)) 
+    }