The new tag table should work for feeds no as well

include/items.php

@@ -141,11 +141,12 @@ function query_page_info($url, $photo = "", $keywords = false, $keyword_blacklis
 	return $data;
 }
 
-function add_page_keywords($url, $photo = "", $keywords = false, $keyword_blacklist = "")
+function add_page_keywords($url, $photo = "", $keywords = false, $keyword_blacklist = "", $return_array = false)
 {
 	$data = query_page_info($url, $photo, $keywords, $keyword_blacklist);
 
 	$tags = "";
+	$taglist = [];
 	if (isset($data["keywords"]) && count($data["keywords"])) {
 		foreach ($data["keywords"] as $keyword) {
 			$hashtag = str_replace([" ", "+", "/", ".", "#", "'"],
@@ -156,10 +157,15 @@ function add_page_keywords($url, $photo = "", $keywords = false, $keyword_blackl
 			}
 
 			$tags .= "#[url=" . DI::baseUrl() . "/search?tag=" . $hashtag . "]" . $hashtag . "[/url]";
+			$taglist[] = $hashtag;
 		}
 	}
 
-	return $tags;
+	if ($return_array) {
+		return $taglist;
+	} else {
+		return $tags;
+	}
 }
 
 function add_page_info($url, $no_photos = false, $photo = "", $keywords = false, $keyword_blacklist = "")

src/Protocol/ActivityPub/Processor.php

@@ -170,16 +170,12 @@ class Processor
 	 */
 	public static function updateItem($activity)
 	{
-		$item = Item::selectFirst(['uri', 'uri-id', 'guid', 'thr-parent', 'gravity'], ['uri' => $activity['id']]);
+		$item = Item::selectFirst(['uri', 'uri-id', 'thr-parent', 'gravity'], ['uri' => $activity['id']]);
 		if (!DBA::isResult($item)) {
 			Logger::warning('Unknown item', ['uri' => $activity['id']]);
 			return;
 		}
 
-		if (empty($item['uri-id'])) {
-			$item['uri-id'] = ItemURI::insert(['uri' => $item['uri'], 'guid' => $item['guid']]);
-		}
-
 		$item['changed'] = DateTimeFormat::utcNow();
 		$item['edited'] = DateTimeFormat::utc($activity['updated']);
 

src/Protocol/Feed.php

@@ -29,6 +29,7 @@ use Friendica\Core\Protocol;
 use Friendica\Database\DBA;
 use Friendica\DI;
 use Friendica\Model\Item;
+use Friendica\Model\Term;
 use Friendica\Util\Network;
 use Friendica\Util\ParseUrl;
 use Friendica\Util\XML;
@@ -385,6 +386,7 @@ class Feed {
 			}
 
 			$tags = '';
+			$taglist = [];
 			$categories = $xpath->query("category", $entry);
 			foreach ($categories AS $category) {
 				$hashtag = $category->nodeValue;
@@ -394,6 +396,7 @@ class Feed {
 
 				$taglink = "#[url=" . DI::baseUrl() . "/search?tag=" . $hashtag . "]" . $hashtag . "[/url]";
 				$tags .= $taglink;
+				$taglist[] = $hashtag;
 			}
 
 			$body = trim(XML::getFirstNodeValue($xpath, 'atom:content/text()', $entry));
@@ -475,6 +478,7 @@ class Feed {
 				$item["title"] = "";
 				$item["body"] = $item["body"] . add_page_info($item["plink"], false, $preview, ($contact["fetch_further_information"] == 2), $contact["ffi_keyword_blacklist"]);
 				$item["tag"] = add_page_keywords($item["plink"], $preview, ($contact["fetch_further_information"] == 2), $contact["ffi_keyword_blacklist"]);
+				$taglist = add_page_keywords($item["plink"], $preview, ($contact["fetch_further_information"] == 2), $contact["ffi_keyword_blacklist"], true);
 				$item["object-type"] = Activity\ObjectType::BOOKMARK;
 				unset($item["attach"]);
 			} else {
@@ -488,8 +492,11 @@ class Feed {
 					} else {
 						// @todo $preview is never set in this case, is it intended? - @MrPetovan 2018-02-13
 						$item["tag"] = add_page_keywords($item["plink"], $preview, true, $contact["ffi_keyword_blacklist"]);
+						$taglist = add_page_keywords($item["plink"], $preview, true, $contact["ffi_keyword_blacklist"], true);
 					}
 					$item["body"] .= "\n" . $item['tag'];
+				} else {
+					$taglist = [];
 				}
 
 				// Add the link to the original feed entry if not present in feed
@@ -516,10 +523,20 @@ class Feed {
 					// Set the delivery priority for "remote self" to "medium"
 					$notify = PRIORITY_MEDIUM;
 				}
-
+	
 				$id = Item::insert($item, false, $notify);
 
 				Logger::info("Feed for contact " . $contact["url"] . " stored under id " . $id);
+
+				if (!empty($id) && !empty($taglist)) {
+					$feeditem = Item::selectFirst(['uri-id'], ['id' => $id]);
+					foreach ($taglist as $tag) {
+						$fields = ['uri-id' => $feeditem['uri-id'], 'name' => substr($tag, 0, 64), 'type' => Term::HASHTAG];
+						DBA::insert('tag', $fields, true);
+		
+						Logger::info('Stored tag', ['uri-id' => $feeditem['uri-id'], 'tag' => $tag, 'fields' => $fields]);
+					}					
+				}
 			}
 		}