New functions to check if a contact supports that protocol

[friendica.git] / src / Protocol / ActivityPub.php

diff --git a/src/Protocol/ActivityPub.php b/src/Protocol/ActivityPub.php
index 22073a50287cfa42a2bd4edce552b8e69dd60503..14fca625a8e458ace6b4b8c18085b4c51aac69cf 100644 (file)
--- a/src/Protocol/ActivityPub.php
+++ b/src/Protocol/ActivityPub.php
@@ -8,6 +8,7 @@ use Friendica\Util\JsonLD;
 use Friendica\Util\Network;
 use Friendica\Core\Protocol;
 use Friendica\Model\APContact;
+use Friendica\Model\User;
 use Friendica\Util\HTTPSignature;
 
 /**
@@ -44,8 +45,10 @@ class ActivityPub
                ['vcard' => 'http://www.w3.org/2006/vcard/ns#',
                'dfrn' => 'http://purl.org/macgirvin/dfrn/1.0/',
                'diaspora' => 'https://diasporafoundation.org/ns/',
+               'litepub' => 'http://litepub.social/ns#',
                'manuallyApprovesFollowers' => 'as:manuallyApprovesFollowers',
-               'sensitive' => 'as:sensitive', 'Hashtag' => 'as:Hashtag']];
+               'sensitive' => 'as:sensitive', 'Hashtag' => 'as:Hashtag',
+               'directMessage' => 'litepub:directMessage']];
        const ACCOUNT_TYPES = ['Person', 'Organization', 'Service', 'Group', 'Application'];
        /**
         * Checks if the web request is done for the AP protocol
@@ -72,7 +75,7 @@ class ActivityPub
                        return HTTPSignature::fetch($url, $uid);
                }
 
-               $curlResult = Network::curl($url, false, $redirects, ['accept_content' => 'application/activity+json, application/ld+json']);
+               $curlResult = Network::curl($url, false, ['accept_content' => 'application/activity+json, application/ld+json']);
                if (!$curlResult->isSuccess() || empty($curlResult->getBody())) {
                        return false;
                }
@@ -86,6 +89,31 @@ class ActivityPub
                return $content;
        }
 
+       private static function getAccountType($apcontact)
+       {
+               $accounttype = -1;
+
+               switch($apcontact['type']) {
+                       case 'Person':
+                               $accounttype = User::ACCOUNT_TYPE_PERSON;
+                               break;
+                       case 'Organization':
+                               $accounttype = User::ACCOUNT_TYPE_ORGANISATION;
+                               break;
+                       case 'Service':
+                               $accounttype = User::ACCOUNT_TYPE_NEWS;
+                               break;
+                       case 'Group':
+                               $accounttype = User::ACCOUNT_TYPE_COMMUNITY;
+                               break;
+                       case 'Application':
+                               $accounttype = User::ACCOUNT_TYPE_RELAY;
+                               break;
+               }
+
+               return $accounttype;
+       }
+
        /**
         * Fetches a profile from the given url into an array that is compatible to Probe::uri
         *
@@ -109,8 +137,14 @@ class ActivityPub
                $profile['url'] = $apcontact['url'];
                $profile['addr'] = $apcontact['addr'];
                $profile['alias'] = $apcontact['alias'];
+               $profile['following'] = $apcontact['following'];
+               $profile['followers'] = $apcontact['followers'];
+               $profile['inbox'] = $apcontact['inbox'];
+               $profile['outbox'] = $apcontact['outbox'];
+               $profile['sharedinbox'] = $apcontact['sharedinbox'];
                $profile['photo'] = $apcontact['photo'];
-               // $profile['community']
+               $profile['account-type'] = self::getAccountType($apcontact);
+               $profile['community'] = ($profile['account-type'] == User::ACCOUNT_TYPE_COMMUNITY);
                // $profile['keywords']
                // $profile['location']
                $profile['about'] = $apcontact['about'];
@@ -160,4 +194,18 @@ class ActivityPub
                        ActivityPub\Receiver::processActivity($ldactivity, '', $uid, true);
                }
        }
+
+       /**
+        * Checks if the given contact url does support ActivityPub
+        *
+        * @param string  $url    profile url
+        * @param boolean $update Update the profile
+        * @return boolean
+        * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+        * @throws \ImagickException
+        */
+       public static function isSupportedByContactUrl($url, $update = null)
+       {
+               return !empty(APContact::getByURL($url, $update));
+       }
 }