Pull 'extract_videos' out into seperate function

src/invidious/helpers/helpers.cr

@@ -286,3 +286,91 @@ def html_to_description(description_html)
 
   return description, description_html
 end
+
+def extract_videos(nodeset, ucid = nil)
+  # TODO: Make this a 'common', so it makes more sense to be used here
+  videos = [] of SearchVideo
+
+  nodeset.each do |node|
+    anchor = node.xpath_node(%q(.//h3[contains(@class,"yt-lockup-title")]/a))
+    if !anchor
+      next
+    end
+
+    if anchor["href"].starts_with? "https://www.googleadservices.com"
+      next
+    end
+
+    title = anchor.content.strip
+    id = anchor["href"].lchop("/watch?v=")
+
+    if ucid
+      author = ""
+      author_id = ""
+    else
+      anchor = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-byline")]/a))
+      if !anchor
+        next
+      end
+
+      author = anchor.content
+      author_id = anchor["href"].split("/")[-1]
+    end
+
+    # Skip playlists
+    if node.xpath_node(%q(.//div[contains(@class, "yt-playlist-renderer")]))
+      next
+    end
+
+    # Skip movies
+    if node.xpath_node(%q(.//div[contains(@class, "yt-lockup-movie-top-content")]))
+      next
+    end
+
+    metadata = node.xpath_nodes(%q(.//div[contains(@class,"yt-lockup-meta")]/ul/li))
+    if metadata.size == 0
+      next
+    elsif metadata.size == 1
+      if metadata[0].content.starts_with? "Starts"
+        view_count = 0_i64
+        published = Time.epoch(metadata[0].xpath_node(%q(.//span)).not_nil!["data-timestamp"].to_i64)
+      else
+        view_count = metadata[0].content.lchop("Streamed ").split(" ")[0].delete(",").to_i64
+        published = Time.now
+      end
+    else
+      published = decode_date(metadata[0].content)
+
+      view_count = metadata[1].content.split(" ")[0]
+      if view_count == "No"
+        view_count = 0_i64
+      else
+        view_count = view_count.delete(",").to_i64
+      end
+    end
+
+    description_html = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-description")]))
+    description, description_html = html_to_description(description_html)
+
+    length_seconds = node.xpath_node(%q(.//span[@class="video-time"]))
+    if length_seconds
+      length_seconds = decode_length_seconds(length_seconds.content)
+    else
+      length_seconds = -1
+    end
+
+    videos << SearchVideo.new(
+      title,
+      id,
+      author,
+      author_id,
+      published,
+      view_count,
+      description,
+      description_html,
+      length_seconds,
+    )
+  end
+
+  return videos
+end