Replace the legacy DFRN connection process with AP

diff --git a/config/dbstructure.config.php b/config/dbstructure.config.php
index 3996205..86965a2 100755 (executable)
--- a/config/dbstructure.config.php
+++ b/config/dbstructure.config.php
@@ -34,7 +34,7 @@
 use Friendica\Database\DBA;
 
 if (!defined('DB_UPDATE_VERSION')) {
-       define('DB_UPDATE_VERSION', 1310);
+       define('DB_UPDATE_VERSION', 1311);
 }
 
 return [
@@ -74,6 +74,7 @@ return [
                        "alias" => ["type" => "varchar(255)", "comment" => ""],
                        "pubkey" => ["type" => "text", "comment" => ""],
                        "baseurl" => ["type" => "varchar(255)", "comment" => "baseurl of the ap contact"],
+                       "generator" => ["type" => "varchar(255)", "comment" => "Name of the contact's system"],
                        "updated" => ["type" => "datetime", "not null" => "1", "default" => DBA::NULL_DATETIME, "comment" => ""]
                ],
                "indexes" => [
@@ -185,7 +186,8 @@ return [
                        "remote_self" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
                        "rel" => ["type" => "tinyint unsigned", "not null" => "1", "default" => "0", "comment" => "The kind of the relation between the user and the contact"],
                        "duplex" => ["type" => "boolean", "not null" => "1", "default" => "0", "comment" => ""],
-                       "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Network protocol of the contact"],
+                       "network" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Network of the contact"],
+                       "protocol" => ["type" => "char(4)", "not null" => "1", "default" => "", "comment" => "Protocol of the contact"],
                        "name" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Name that this contact is known by"],
                        "nick" => ["type" => "varchar(255)", "not null" => "1", "default" => "", "comment" => "Nick- and user name of the contact"],
                        "location" => ["type" => "varchar(255)", "default" => "", "comment" => ""],

diff --git a/database.sql b/database.sql
index b9e7009..62c9126 100644 (file)
--- a/database.sql
+++ b/database.sql
@@ -1,6 +1,6 @@
 -- ------------------------------------------
 -- Friendica 2019.06-dev (Dalmatian Bellflower)
--- DB_UPDATE_VERSION 1310
+-- DB_UPDATE_VERSION 1311
 -- ------------------------------------------
 
 
@@ -40,6 +40,7 @@ CREATE TABLE IF NOT EXISTS `apcontact` (
        `alias` varchar(255) COMMENT '',
        `pubkey` text COMMENT '',
        `baseurl` varchar(255) COMMENT 'baseurl of the ap contact',
+       `generator` varchar(255) COMMENT 'Name of the contact\'s system',
        `updated` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' COMMENT '',
         PRIMARY KEY(`url`),
         INDEX `addr` (`addr`(32)),

diff --git a/mod/follow.php b/mod/follow.php
index ba4ff35..48e621f 100644 (file)
--- a/mod/follow.php
+++ b/mod/follow.php
@@ -91,32 +91,34 @@ function follow_content(App $a)
 
        $ret = Probe::uri($url);
 
-       if (($ret['network'] == Protocol::DIASPORA) && !Config::get('system', 'diaspora_enabled')) {
+       $protocol = Contact::getProtocol($ret['url'], $ret['network']);
+
+       if (($protocol == Protocol::DIASPORA) && !Config::get('system', 'diaspora_enabled')) {
                notice(L10n::t("Diaspora support isn't enabled. Contact can't be added."));
                $submit = '';
                //$a->internalRedirect($_SESSION['return_path']);
                // NOTREACHED
        }
 
-       if (($ret['network'] == Protocol::OSTATUS) && Config::get('system', 'ostatus_disabled')) {
+       if (($protocol == Protocol::OSTATUS) && Config::get('system', 'ostatus_disabled')) {
                notice(L10n::t("OStatus support is disabled. Contact can't be added."));
                $submit = '';
                //$a->internalRedirect($_SESSION['return_path']);
                // NOTREACHED
        }
 
-       if ($ret['network'] == Protocol::PHANTOM) {
+       if ($protocol == Protocol::PHANTOM) {
                notice(L10n::t("The network type couldn't be detected. Contact can't be added."));
                $submit = '';
                //$a->internalRedirect($_SESSION['return_path']);
                // NOTREACHED
        }
 
-       if ($ret['network'] == Protocol::MAIL) {
+       if ($protocol == Protocol::MAIL) {
                $ret['url'] = $ret['addr'];
        }
 
-       if (($ret['network'] === Protocol::DFRN) && !DBA::isResult($r)) {
+       if (($protocol === Protocol::DFRN) && !DBA::isResult($r)) {
                $request = $ret['request'];
                $tpl = Renderer::getMarkupTemplate('dfrn_request.tpl');
        } else {
@@ -147,7 +149,7 @@ function follow_content(App $a)
                $gcontact_id = $r[0]['id'];
        }
 
-       if ($ret['network'] === Protocol::DIASPORA) {
+       if ($protocol === Protocol::DIASPORA) {
                $r[0]['location'] = '';
                $r[0]['about'] = '';
        }

diff --git a/src/Model/APContact.php b/src/Model/APContact.php
index 47bbe7d..cf1f9b7 100644 (file)
--- a/src/Model/APContact.php
+++ b/src/Model/APContact.php
@@ -167,10 +167,15 @@ class APContact extends BaseObject
 
                $apcontact['manually-approve'] = (int)JsonLD::fetchElement($compacted, 'as:manuallyApprovesFollowers');
 
+               if (!empty($compacted['as:generator'])) {
+                       $apcontact['baseurl'] = JsonLD::fetchElement($compacted['as:generator'], 'as:url', '@id');
+                       $apcontact['generator'] = JsonLD::fetchElement($compacted['as:generator'], 'as:name', '@value');
+               }
+
                // To-Do
 
                // Unhandled
-               // @context, tag, attachment, image, nomadicLocations, signature, following, followers, featured, movedTo, liked
+               // tag, attachment, image, nomadicLocations, signature, featured, movedTo, liked
 
                // Unhandled from Misskey
                // sharedInbox, isCat
@@ -185,6 +190,9 @@ class APContact extends BaseObject
                        $apcontact['baseurl'] = Network::unparseURL($parts);
                } else {
                        $apcontact['addr'] = null;
+               }
+
+               if (empty($apcontact['baseurl'])) {
                        $apcontact['baseurl'] = null;
                }
 

diff --git a/src/Model/Contact.php b/src/Model/Contact.php
index 85d1bfe..ee1eb20 100644 (file)
--- a/src/Model/Contact.php
+++ b/src/Model/Contact.php
@@ -653,9 +653,15 @@ class Contact extends BaseObject
                if (empty($contact['network'])) {
                        return;
                }
-               if (($contact['network'] == Protocol::DFRN) && $dissolve) {
+
+               $protocol = $contact['network'];
+               if (($protocol == Protocol::DFRN) && !self::isLegacyDFRNContact($contact)) {
+                       $protocol = Protocol::ACTIVITYPUB;
+               }
+
+               if (($protocol == Protocol::DFRN) && $dissolve) {
                        DFRN::deliver($user, $contact, 'placeholder', true);
-               } elseif (in_array($contact['network'], [Protocol::OSTATUS, Protocol::DFRN])) {
+               } elseif (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
                        // create an unfollow slap
                        $item = [];
                        $item['verb'] = NAMESPACE_OSTATUS . "/unfollow";
@@ -670,9 +676,9 @@ class Contact extends BaseObject
                        if (!empty($contact['notify'])) {
                                Salmon::slapper($user, $contact['notify'], $slap);
                        }
-               } elseif ($contact['network'] == Protocol::DIASPORA) {
+               } elseif ($protocol == Protocol::DIASPORA) {
                        Diaspora::sendUnshare($user, $contact);
-               } elseif ($contact['network'] == Protocol::ACTIVITYPUB) {
+               } elseif ($protocol == Protocol::ACTIVITYPUB) {
                        ActivityPub\Transmitter::sendContactUndo($contact['url'], $contact['id'], $user['uid']);
 
                        if ($dissolve) {
@@ -1338,6 +1344,7 @@ class Contact extends BaseObject
                                'location'  => defaults($data, 'location', ''),
                                'about'     => defaults($data, 'about', ''),
                                'network'   => $data['network'],
+                               'protocol'  => self::getProtocol($data['url'], $data['network']),
                                'pubkey'    => defaults($data, 'pubkey', ''),
                                'rel'       => self::SHARING,
                                'priority'  => defaults($data, 'priority', 0),
@@ -1398,7 +1405,7 @@ class Contact extends BaseObject
                        self::updateAvatar($data['photo'], $uid, $contact_id);
                }
 
-               $fields = ['url', 'nurl', 'addr', 'alias', 'name', 'nick', 'keywords', 'location', 'about', 'avatar-date', 'pubkey'];
+               $fields = ['url', 'nurl', 'addr', 'alias', 'name', 'nick', 'keywords', 'location', 'about', 'avatar-date', 'pubkey', 'protocol'];
                $contact = DBA::selectFirst('contact', $fields, ['id' => $contact_id]);
 
                // This condition should always be true
@@ -1411,7 +1418,8 @@ class Contact extends BaseObject
                        'url' => $data['url'],
                        'nurl' => Strings::normaliseLink($data['url']),
                        'name' => $data['name'],
-                       'nick' => $data['nick']];
+                       'nick' => $data['nick'],
+                       'protocol' => self::getProtocol($data['url'], $data['network'])];
 
                if (!empty($data['keywords'])) {
                        $updated['keywords'] = $data['keywords'];
@@ -1768,6 +1776,40 @@ class Contact extends BaseObject
                return true;
        }
 
+       /**
+        * Detects if a given contact array belongs to a legacy DFRN connection
+        *
+        * @param array $contact
+        * @return boolean
+        */
+       private static function isLegacyDFRNContact($contact)
+       {
+               // Newer Friendica contacts are connected via AP, then these fields aren't set
+               return !empty($contact['dfrn-id']) || !empty($contact['issued-id']);
+       }
+
+       /**
+        * Detects the communication protocol for a given contact url.
+        * This is used to detect Friendica contacts that we can communicate via AP.
+        *
+        * @param string $url contact url
+        * @param string $network Network of that contact
+        * @return string with protocol
+        */
+       public static function getProtocol($url, $network)
+       {
+               if ($network != Protocol::DFRN) {
+                       return $network;
+               }
+
+               $apcontact = APContact::getByURL($url);
+               if (!empty($apcontact) && !empty($apcontact['generator'])) {
+                       return Protocol::ACTIVITYPUB;
+               } else {
+                       return $network;
+               }
+       }
+
        /**
         * Takes a $uid and a url/handle and adds a new contact
         * Currently if the contact is DFRN, interactive needs to be true, to redirect to the
@@ -1843,7 +1885,9 @@ class Contact extends BaseObject
                        $contact = DBA::selectFirst('contact', ['id', 'rel'], $condition);
                }
 
-               if (($ret['network'] === Protocol::DFRN) && !DBA::isResult($contact)) {
+               $protocol = self::getProtocol($url, $ret['network']);
+
+               if (($protocol === Protocol::DFRN) && !DBA::isResult($contact)) {
                        if ($interactive) {
                                if (strlen($a->getURLPath())) {
                                        $myaddr = bin2hex(System::baseUrl() . '/profile/' . $a->user['nickname']);
@@ -1862,7 +1906,7 @@ class Contact extends BaseObject
                }
 
                // This extra param just confuses things, remove it
-               if ($ret['network'] === Protocol::DIASPORA) {
+               if ($protocol === Protocol::DIASPORA) {
                        $ret['url'] = str_replace('?absolute=true', '', $ret['url']);
                }
 
@@ -1885,7 +1929,7 @@ class Contact extends BaseObject
                        return $result;
                }
 
-               if ($ret['network'] === Protocol::OSTATUS && Config::get('system', 'ostatus_disabled')) {
+               if ($protocol === Protocol::OSTATUS && Config::get('system', 'ostatus_disabled')) {
                        $result['message'] .= L10n::t('The profile address specified belongs to a network which has been disabled on this site.') . EOL;
                        $ret['notify'] = '';
                }
@@ -1894,15 +1938,15 @@ class Contact extends BaseObject
                        $result['message'] .= L10n::t('Limited profile. This person will be unable to receive direct/personal notifications from you.') . EOL;
                }
 
-               $writeable = ((($ret['network'] === Protocol::OSTATUS) && ($ret['notify'])) ? 1 : 0);
+               $writeable = ((($protocol === Protocol::OSTATUS) && ($ret['notify'])) ? 1 : 0);
 
-               $subhub = (($ret['network'] === Protocol::OSTATUS) ? true : false);
+               $subhub = (($protocol === Protocol::OSTATUS) ? true : false);
 
-               $hidden = (($ret['network'] === Protocol::MAIL) ? 1 : 0);
+               $hidden = (($protocol === Protocol::MAIL) ? 1 : 0);
 
-               $pending = in_array($ret['network'], [Protocol::ACTIVITYPUB]);
+               $pending = in_array($protocol, [Protocol::ACTIVITYPUB]);
 
-               if (in_array($ret['network'], [Protocol::MAIL, Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
+               if (in_array($protocol, [Protocol::MAIL, Protocol::DIASPORA, Protocol::ACTIVITYPUB])) {
                        $writeable = 1;
                }
 
@@ -1913,7 +1957,7 @@ class Contact extends BaseObject
                        $fields = ['rel' => $new_relation, 'subhub' => $subhub, 'readonly' => false];
                        DBA::update('contact', $fields, ['id' => $contact['id']]);
                } else {
-                       $new_relation = (in_array($ret['network'], [Protocol::MAIL]) ? self::FRIEND : self::SHARING);
+                       $new_relation = (in_array($protocol, [Protocol::MAIL]) ? self::FRIEND : self::SHARING);
 
                        // create contact record
                        DBA::insert('contact', [
@@ -1930,6 +1974,7 @@ class Contact extends BaseObject
                                'name'    => $ret['name'],
                                'nick'    => $ret['nick'],
                                'network' => $ret['network'],
+                               'protocol' => $protocol,
                                'pubkey'  => $ret['pubkey'],
                                'rel'     => $new_relation,
                                'priority'=> $ret['priority'],
@@ -1963,7 +2008,7 @@ class Contact extends BaseObject
                $owner = User::getOwnerDataById($uid);
 
                if (DBA::isResult($owner)) {
-                       if (in_array($contact['network'], [Protocol::OSTATUS, Protocol::DFRN])) {
+                       if (in_array($protocol, [Protocol::OSTATUS, Protocol::DFRN])) {
                                // create a follow slap
                                $item = [];
                                $item['verb'] = ACTIVITY_FOLLOW;
@@ -1979,10 +2024,10 @@ class Contact extends BaseObject
                                if (!empty($contact['notify'])) {
                                        Salmon::slapper($owner, $contact['notify'], $slap);
                                }
-                       } elseif ($contact['network'] == Protocol::DIASPORA) {
+                       } elseif ($protocol == Protocol::DIASPORA) {
                                $ret = Diaspora::sendShare($a->user, $contact);
                                Logger::log('share returns: ' . $ret);
-                       } elseif ($contact['network'] == Protocol::ACTIVITYPUB) {
+                       } elseif ($protocol == Protocol::ACTIVITYPUB) {
                                $activity_id = ActivityPub\Transmitter::activityIDFromContact($contact_id);
                                if (empty($activity_id)) {
                                        // This really should never happen
@@ -2060,13 +2105,15 @@ class Contact extends BaseObject
                $network = $pub_contact['network'];
 
                if (is_array($contact)) {
+                       $protocol = self::getProtocol($url, $contact['network']);
+
                        if (($contact['rel'] == self::SHARING)
                                || ($sharing && $contact['rel'] == self::FOLLOWER)) {
                                DBA::update('contact', ['rel' => self::FRIEND, 'writable' => true],
                                                ['id' => $contact['id'], 'uid' => $importer['uid']]);
                        }
 
-                       if ($contact['network'] == Protocol::ACTIVITYPUB) {
+                       if ($protocol == Protocol::ACTIVITYPUB) {
                                ActivityPub\Transmitter::sendContactAccept($contact['url'], $contact['hub-verify'], $importer['uid']);
                        }
 
@@ -2077,9 +2124,9 @@ class Contact extends BaseObject
                                return;
                        }
                        // create contact record
-                       q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `rel`,
+                       q("INSERT INTO `contact` (`uid`, `created`, `url`, `nurl`, `name`, `nick`, `photo`, `network`, `protocol`, `rel`,
                                `blocked`, `readonly`, `pending`, `writable`)
-                               VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1)",
+                               VALUES (%d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, 1)",
                                intval($importer['uid']),
                                DBA::escape(DateTimeFormat::utcNow()),
                                DBA::escape($url),
@@ -2087,6 +2134,7 @@ class Contact extends BaseObject
                                DBA::escape($name),
                                DBA::escape($nick),
                                DBA::escape($photo),
+                               DBA::escape($protocol),
                                DBA::escape($network),
                                intval(self::FOLLOWER)
                        );
@@ -2140,8 +2188,9 @@ class Contact extends BaseObject
                                DBA::update('contact', ['pending' => false], $condition);
 
                                $contact = DBA::selectFirst('contact', ['url', 'network', 'hub-verify'], ['id' => $contact_record['id']]);
+                               $protocol = self::getProtocol($contact['url'], $contact['network']);
 
-                               if ($contact['network'] == Protocol::ACTIVITYPUB) {
+                               if ($protocol == Protocol::ACTIVITYPUB) {
                                        ActivityPub\Transmitter::sendContactAccept($contact['url'], $contact['hub-verify'], $importer['uid']);
                                }
                        }

diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php
index 475ccfc..81790b1 100644 (file)
--- a/src/Protocol/ActivityPub/Processor.php
+++ b/src/Protocol/ActivityPub/Processor.php
@@ -456,6 +456,7 @@ class Processor
                        self::switchContact($cid);
                        DBA::update('contact', ['hub-verify' => $activity['id']], ['id' => $cid]);
                        $contact = DBA::selectFirst('contact', [], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]);
+                       Logger::info('hub-verify', ['hub-verify' => $contact['hub-verify'], 'url' => $contact['url']]);
                } else {
                        $contact = false;
                }
@@ -474,6 +475,7 @@ class Processor
 
                if (empty($contact)) {
                        DBA::update('contact', ['hub-verify' => $activity['id']], ['id' => $cid]);
+                       Logger::info('hub-verify', ['hub-verify' => $activity['id'], 'cid' => $cid]);
                }
 
                Logger::log('Follow user ' . $uid . ' from contact ' . $cid . ' with id ' . $activity['id']);