Merge pull request #11997 from Quix0r/rewrite/gravity-constants

[friendica.git] / src / Model / Post / Media.php

diff --git a/src/Model/Post/Media.php b/src/Model/Post/Media.php
index ce00b205c5deaba28e0cb2461f8bc6bb090ea0e5..6d0707743eed1876d09a2f9bf9b76b0e92dfe9ee 100644 (file)
--- a/src/Model/Post/Media.php
+++ b/src/Model/Post/Media.php
@@ -23,10 +23,12 @@ namespace Friendica\Model\Post;
 
 use Friendica\Content\Text\BBCode;
 use Friendica\Core\Logger;
+use Friendica\Core\Protocol;
 use Friendica\Core\System;
 use Friendica\Database\Database;
 use Friendica\Database\DBA;
 use Friendica\DI;
+use Friendica\Model\Contact;
 use Friendica\Model\Item;
 use Friendica\Model\Photo;
 use Friendica\Model\Post;
@@ -56,6 +58,7 @@ class Media
        const HTML        = 17;
        const XML         = 18;
        const PLAIN       = 19;
+       const ACTIVITY    = 20;
        const DOCUMENT    = 128;
 
        /**
@@ -215,6 +218,10 @@ class Media
                        $media = self::addType($media);
                }
 
+               if (in_array($media['type'], [self::TEXT, self::APPLICATION, self::HTML, self::XML, self::PLAIN])) {
+                       $media = self::addActivity($media);
+               }
+
                if ($media['type'] == self::HTML) {
                        $data = ParseUrl::getSiteinfoCached($media['url'], false);
                        $media['preview'] = $data['images'][0]['src'] ?? null;
@@ -232,6 +239,65 @@ class Media
                return $media;
        }
 
+       /**
+        * Adds the activity type if the media entry is linked to an activity
+        *
+        * @param array $media
+        * @return array
+        */
+       private static function addActivity(array $media): array
+       {
+               $id = Item::fetchByLink($media['url']);
+               if (empty($id)) {
+                       return $media;
+               }
+
+               $item = Post::selectFirst([], ['id' => $id, 'network' => Protocol::FEDERATED]);
+               if (empty($item['id'])) {
+                       Logger::debug('Not a federated activity', ['id' => $id, 'uri-id' => $media['uri-id'], 'url' => $media['url']]);
+                       return $media;
+               }
+
+               if (!empty($item['plink']) && Strings::compareLink($item['plink'], $media['url']) &&
+                       parse_url($item['plink'], PHP_URL_HOST) != parse_url($item['uri'], PHP_URL_HOST)) {
+                       Logger::debug('Not a link to an activity', ['uri-id' => $media['uri-id'], 'url' => $media['url'], 'plink' => $item['plink'], 'uri' => $item['uri']]);
+                       return $media;
+               }
+
+               if (in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN])) {
+                       $media['mimetype'] = 'application/activity+json';
+               } elseif ($item['network'] == Protocol::DIASPORA) {
+                       $media['mimetype'] = 'application/xml';
+               } else {
+                       $media['mimetype'] = '';
+               }
+
+               $contact = Contact::getById($item['author-id'], ['avatar', 'gsid']);
+               if (!empty($contact['gsid'])) {
+                       $gserver = DBA::selectFirst('gserver', ['url', 'site_name'], ['id' => $contact['gsid']]);
+               }
+               
+               $media['type'] = self::ACTIVITY;
+               $media['media-uri-id'] = $item['uri-id'];
+               $media['height'] = null;
+               $media['width'] = null;
+               $media['size'] = null;
+               $media['preview'] = null;
+               $media['preview-height'] = null;
+               $media['preview-width'] = null;
+               $media['description'] = $item['body'];
+               $media['name'] = $item['title'];
+               $media['author-url'] = $item['author-link'];
+               $media['author-name'] = $item['author-name'];
+               $media['author-image'] = $contact['avatar'] ?? $item['author-avatar'];
+               $media['publisher-url'] = $gserver['url'] ?? null;
+               $media['publisher-name'] = $gserver['site_name'] ?? null;
+               $media['publisher-image'] = null;
+
+               Logger::debug('Activity detected', ['uri-id' => $media['uri-id'], 'url' => $media['url'], 'plink' => $item['plink'], 'uri' => $item['uri']]);
+               return $media;
+       }
+
        /**
         * Fetch media data from local resources
         * @param array $media