Merge pull request #5854 from annando/ap-parser
We now parse a compacted JSON
This commit is contained in:
Hypolite Petovan
GitHub
commit
28b4fdb1c3
30
database.sql
30
database.sql
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@ -1,6 +1,6 @@
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-- ------------------------------------------
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-- Friendica 2018.12-dev (The Tazmans Flax-lily)
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-- DB_UPDATE_VERSION 1283
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-- DB_UPDATE_VERSION 1284
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-- ------------------------------------------
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@ -19,6 +19,32 @@ CREATE TABLE IF NOT EXISTS `addon` (
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UNIQUE INDEX `name` (`name`)
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) DEFAULT COLLATE utf8mb4_general_ci COMMENT='registered addons';
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--
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-- TABLE apcontact
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--
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CREATE TABLE IF NOT EXISTS `apcontact` (
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`url` varbinary(255) NOT NULL COMMENT 'URL of the contact',
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`uuid` varchar(255) COMMENT '',
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`type` varchar(20) NOT NULL COMMENT '',
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`following` varchar(255) COMMENT '',
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`followers` varchar(255) COMMENT '',
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`inbox` varchar(255) NOT NULL COMMENT '',
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`outbox` varchar(255) COMMENT '',
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`sharedinbox` varchar(255) COMMENT '',
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`nick` varchar(255) NOT NULL DEFAULT '' COMMENT '',
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`name` varchar(255) COMMENT '',
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`about` text COMMENT '',
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`photo` varchar(255) COMMENT '',
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`addr` varchar(255) COMMENT '',
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`alias` varchar(255) COMMENT '',
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`pubkey` text COMMENT '',
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`baseurl` varchar(255) COMMENT 'baseurl of the ap contact',
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`updated` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' COMMENT '',
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PRIMARY KEY(`url`),
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INDEX `addr` (`addr`(32)),
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INDEX `url` (`followers`(190))
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) DEFAULT COLLATE utf8mb4_general_ci COMMENT='ActivityPub compatible contacts - used in the ActivityPub implementation';
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--
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-- TABLE attach
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--
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@ -212,7 +238,7 @@ CREATE TABLE IF NOT EXISTS `conversation` (
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`reply-to-uri` varbinary(255) NOT NULL DEFAULT '' COMMENT 'URI to which this item is a reply',
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`conversation-uri` varbinary(255) NOT NULL DEFAULT '' COMMENT 'GNU Social conversation URI',
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`conversation-href` varbinary(255) NOT NULL DEFAULT '' COMMENT 'GNU Social conversation link',
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`protocol` tinyint unsigned NOT NULL DEFAULT 0 COMMENT 'The protocol of the item',
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`protocol` tinyint unsigned NOT NULL DEFAULT 255 COMMENT 'The protocol of the item',
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`source` mediumtext COMMENT 'Original source',
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`received` datetime NOT NULL DEFAULT '0001-01-01 00:00:00' COMMENT 'Receiving date',
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PRIMARY KEY(`item-uri`),
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@ -39,8 +39,6 @@ class ActivityPub
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'manuallyApprovesFollowers' => 'as:manuallyApprovesFollowers',
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'sensitive' => 'as:sensitive', 'Hashtag' => 'as:Hashtag']];
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const ACCOUNT_TYPES = ['Person', 'Organization', 'Service', 'Group', 'Application'];
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const CONTENT_TYPES = ['Note', 'Article', 'Video', 'Image'];
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const ACTIVITY_TYPES = ['Like', 'Dislike', 'Accept', 'Reject', 'TentativeAccept'];
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/**
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* Checks if the web request is done for the AP protocol
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*
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@ -134,7 +132,8 @@ class ActivityPub
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}
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foreach ($items as $activity) {
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ActivityPub\Receiver::processActivity($activity, '', $uid, true);
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$ldactivity = JsonLD::compact($activity);
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ActivityPub\Receiver::processActivity($ldactivity, '', $uid, true);
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}
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}
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}
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@ -52,7 +52,7 @@ class Processor
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$tag_text = '';
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foreach ($tags as $tag) {
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if (in_array($tag['type'], ['Mention', 'Hashtag'])) {
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if (in_array(defaults($tag, 'type', ''), ['Mention', 'Hashtag'])) {
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if (!empty($tag_text)) {
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$tag_text .= ',';
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}
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@ -67,9 +67,9 @@ class Processor
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}
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/**
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*
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* Add attachment data to the item array
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*
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* @param $attachments
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* @param array $attachments
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* @param array $item
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*
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* @return item array
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@ -101,10 +101,10 @@ class Processor
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}
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/**
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*
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* Prepares data for a message
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*
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* @param array $activity
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* @param $body
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* @param array $activity Activity array
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* @param string $body original source
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*/
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public static function createItem($activity, $body)
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{
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@ -129,16 +129,16 @@ class Processor
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}
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/**
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*
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* Prepare the item array for a "like"
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*
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* @param array $activity
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* @param $body
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* @param array $activity Activity array
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* @param string $body original source
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*/
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public static function likeItem($activity, $body)
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{
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$item = [];
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$item['verb'] = ACTIVITY_LIKE;
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$item['parent-uri'] = $activity['object'];
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$item['parent-uri'] = $activity['object_id'];
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$item['gravity'] = GRAVITY_ACTIVITY;
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$item['object-type'] = ACTIVITY_OBJ_NOTE;
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@ -149,27 +149,26 @@ class Processor
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* Delete items
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*
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* @param array $activity
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* @param $body
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*/
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public static function deleteItem($activity)
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{
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$owner = Contact::getIdForURL($activity['owner']);
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$object = JsonLD::fetchElement($activity, 'object', 'id');
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logger('Deleting item ' . $object . ' from ' . $owner, LOGGER_DEBUG);
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Item::delete(['uri' => $object, 'owner-id' => $owner]);
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$owner = Contact::getIdForURL($activity['actor']);
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logger('Deleting item ' . $activity['object_id'] . ' from ' . $owner, LOGGER_DEBUG);
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Item::delete(['uri' => $activity['object_id'], 'owner-id' => $owner]);
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}
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/**
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*
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* Prepare the item array for a "dislike"
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*
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* @param array $activity
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* @param $body
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* @param array $activity Activity array
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* @param string $body original source
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*/
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public static function dislikeItem($activity, $body)
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{
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$item = [];
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$item['verb'] = ACTIVITY_DISLIKE;
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$item['parent-uri'] = $activity['object'];
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$item['parent-uri'] = $activity['object_id'];
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$item['gravity'] = GRAVITY_ACTIVITY;
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$item['object-type'] = ACTIVITY_OBJ_NOTE;
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@ -177,11 +176,11 @@ class Processor
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}
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/**
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*
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* Creates an item post
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*
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* @param array $activity
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* @param array $item
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* @param $body
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* @param array $activity Activity data
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* @param array $item item array
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* @param string $body original source
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*/
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private static function postItem($activity, $item, $body)
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{
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@ -195,7 +194,7 @@ class Processor
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$item['network'] = Protocol::ACTIVITYPUB;
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$item['private'] = !in_array(0, $activity['receiver']);
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$item['author-id'] = Contact::getIdForURL($activity['author'], 0, true);
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$item['owner-id'] = Contact::getIdForURL($activity['owner'], 0, true);
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$item['owner-id'] = Contact::getIdForURL($activity['actor'], 0, true);
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$item['uri'] = $activity['id'];
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$item['created'] = $activity['published'];
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$item['edited'] = $activity['updated'];
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@ -210,9 +209,8 @@ class Processor
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$item = self::constructAttachList($activity['attachments'], $item);
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$source = JsonLD::fetchElement($activity, 'source', 'content', 'mediaType', 'text/bbcode');
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if (!empty($source)) {
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$item['body'] = $source;
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if (!empty($activity['source'])) {
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$item['body'] = $activity['source'];
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}
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$item['protocol'] = Conversation::PARCEL_ACTIVITYPUB;
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@ -234,7 +232,7 @@ class Processor
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}
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/**
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*
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* Fetches missing posts
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*
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* @param $url
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* @param $child
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@ -262,7 +260,8 @@ class Processor
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$activity['published'] = $object['published'];
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$activity['type'] = 'Create';
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ActivityPub\Receiver::processActivity($activity);
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$ldactivity = JsonLD::compact($activity);
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ActivityPub\Receiver::processActivity($ldactivity);
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logger('Activity ' . $url . ' had been fetched and processed.');
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}
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@ -273,26 +272,25 @@ class Processor
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*/
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public static function followUser($activity)
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{
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$actor = JsonLD::fetchElement($activity, 'object', 'id');
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$uid = User::getIdForURL($actor);
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$uid = User::getIdForURL($activity['object_id']);
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if (empty($uid)) {
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return;
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}
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$owner = User::getOwnerDataById($uid);
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$cid = Contact::getIdForURL($activity['owner'], $uid);
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$cid = Contact::getIdForURL($activity['actor'], $uid);
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if (!empty($cid)) {
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$contact = DBA::selectFirst('contact', [], ['id' => $cid, 'network' => Protocol::NATIVE_SUPPORT]);
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} else {
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$contact = false;
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}
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$item = ['author-id' => Contact::getIdForURL($activity['owner']),
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'author-link' => $activity['owner']];
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$item = ['author-id' => Contact::getIdForURL($activity['actor']),
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'author-link' => $activity['actor']];
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Contact::addRelationship($owner, $contact, $item);
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$cid = Contact::getIdForURL($activity['owner'], $uid);
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$cid = Contact::getIdForURL($activity['actor'], $uid);
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if (empty($cid)) {
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return;
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}
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@ -313,12 +311,12 @@ class Processor
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*/
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public static function updatePerson($activity)
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{
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if (empty($activity['object']['id'])) {
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if (empty($activity['object_id'])) {
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return;
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}
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logger('Updating profile for ' . $activity['object']['id'], LOGGER_DEBUG);
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APContact::getByURL($activity['object']['id'], true);
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logger('Updating profile for ' . $activity['object_id'], LOGGER_DEBUG);
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APContact::getByURL($activity['object_id'], true);
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}
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/**
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@ -328,23 +326,23 @@ class Processor
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*/
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public static function deletePerson($activity)
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{
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if (empty($activity['object']['id']) || empty($activity['object']['actor'])) {
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if (empty($activity['object_id']) || empty($activity['actor'])) {
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logger('Empty object id or actor.', LOGGER_DEBUG);
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return;
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}
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if ($activity['object']['id'] != $activity['object']['actor']) {
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if ($activity['object_id'] != $activity['actor']) {
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logger('Object id does not match actor.', LOGGER_DEBUG);
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return;
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}
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$contacts = DBA::select('contact', ['id'], ['nurl' => normalise_link($activity['object']['id'])]);
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$contacts = DBA::select('contact', ['id'], ['nurl' => normalise_link($activity['object_id'])]);
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while ($contact = DBA::fetch($contacts)) {
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Contact::remove($contact["id"]);
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Contact::remove($contact['id']);
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}
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DBA::close($contacts);
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logger('Deleted contact ' . $activity['object']['id'], LOGGER_DEBUG);
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logger('Deleted contact ' . $activity['object_id'], LOGGER_DEBUG);
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}
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/**
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@ -354,17 +352,16 @@ class Processor
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*/
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public static function acceptFollowUser($activity)
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{
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$actor = JsonLD::fetchElement($activity, 'object', 'actor');
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$uid = User::getIdForURL($actor);
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$uid = User::getIdForURL($activity['object_actor']);
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if (empty($uid)) {
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return;
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}
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$owner = User::getOwnerDataById($uid);
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$cid = Contact::getIdForURL($activity['owner'], $uid);
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$cid = Contact::getIdForURL($activity['actor'], $uid);
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if (empty($cid)) {
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logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG);
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logger('No contact found for ' . $activity['actor'], LOGGER_DEBUG);
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return;
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}
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@ -387,17 +384,16 @@ class Processor
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*/
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public static function rejectFollowUser($activity)
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{
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$actor = JsonLD::fetchElement($activity, 'object', 'actor');
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$uid = User::getIdForURL($actor);
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$uid = User::getIdForURL($activity['object_actor']);
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if (empty($uid)) {
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return;
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}
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$owner = User::getOwnerDataById($uid);
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$cid = Contact::getIdForURL($activity['owner'], $uid);
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$cid = Contact::getIdForURL($activity['actor'], $uid);
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if (empty($cid)) {
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logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG);
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logger('No contact found for ' . $activity['actor'], LOGGER_DEBUG);
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return;
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}
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@ -416,22 +412,20 @@ class Processor
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*/
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public static function undoActivity($activity)
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{
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$activity_url = JsonLD::fetchElement($activity, 'object', 'id');
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if (empty($activity_url)) {
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if (empty($activity['object_id'])) {
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return;
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}
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$actor = JsonLD::fetchElement($activity, 'object', 'actor');
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if (empty($actor)) {
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if (empty($activity['object_actor'])) {
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return;
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}
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$author_id = Contact::getIdForURL($actor);
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$author_id = Contact::getIdForURL($activity['object_actor']);
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if (empty($author_id)) {
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return;
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}
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Item::delete(['uri' => $activity_url, 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]);
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Item::delete(['uri' => $activity['object_id'], 'author-id' => $author_id, 'gravity' => GRAVITY_ACTIVITY]);
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}
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/**
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@ -441,17 +435,16 @@ class Processor
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|||
*/
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public static function undoFollowUser($activity)
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{
|
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$object = JsonLD::fetchElement($activity, 'object', 'object');
|
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$uid = User::getIdForURL($object);
|
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$uid = User::getIdForURL($activity['object_object']);
|
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if (empty($uid)) {
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return;
|
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}
|
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|
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$owner = User::getOwnerDataById($uid);
|
||||
|
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$cid = Contact::getIdForURL($activity['owner'], $uid);
|
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$cid = Contact::getIdForURL($activity['actor'], $uid);
|
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if (empty($cid)) {
|
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logger('No contact found for ' . $activity['owner'], LOGGER_DEBUG);
|
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logger('No contact found for ' . $activity['actor'], LOGGER_DEBUG);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -30,12 +30,14 @@ use Friendica\Protocol\ActivityPub;
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|||
* - Remove
|
||||
* - Undo Block
|
||||
* - Undo Accept (Problem: This could invert a contact accept or an event accept)
|
||||
*
|
||||
* General:
|
||||
* - Possibly using the LD-JSON parser
|
||||
*/
|
||||
class Receiver
|
||||
{
|
||||
const PUBLIC_COLLECTION = 'as:Public';
|
||||
const ACCOUNT_TYPES = ['as:Person', 'as:Organization', 'as:Service', 'as:Group', 'as:Application'];
|
||||
const CONTENT_TYPES = ['as:Note', 'as:Article', 'as:Video', 'as:Image'];
|
||||
const ACTIVITY_TYPES = ['as:Like', 'as:Dislike', 'as:Accept', 'as:Reject', 'as:TentativeAccept'];
|
||||
|
||||
/**
|
||||
* Checks if the web request is done for the AP protocol
|
||||
*
|
||||
|
|
@ -48,7 +50,7 @@ class Receiver
|
|||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Checks incoming message from the inbox
|
||||
*
|
||||
* @param $body
|
||||
* @param $header
|
||||
|
|
@ -66,14 +68,17 @@ class Receiver
|
|||
|
||||
$activity = json_decode($body, true);
|
||||
|
||||
$actor = JsonLD::fetchElement($activity, 'actor', 'id');
|
||||
logger('Message for user ' . $uid . ' is from actor ' . $actor, LOGGER_DEBUG);
|
||||
|
||||
if (empty($activity)) {
|
||||
logger('Invalid body.', LOGGER_DEBUG);
|
||||
return;
|
||||
}
|
||||
|
||||
$ldactivity = JsonLD::compact($activity);
|
||||
|
||||
$actor = JsonLD::fetchElement($ldactivity, 'as:actor');
|
||||
|
||||
logger('Message for user ' . $uid . ' is from actor ' . $actor, LOGGER_DEBUG);
|
||||
|
||||
if (LDSignature::isSigned($activity)) {
|
||||
$ld_signer = LDSignature::getSigner($activity);
|
||||
if (empty($ld_signer)) {
|
||||
|
|
@ -100,26 +105,66 @@ class Receiver
|
|||
$trust_source = false;
|
||||
}
|
||||
|
||||
self::processActivity($activity, $body, $uid, $trust_source);
|
||||
self::processActivity($ldactivity, $body, $uid, $trust_source);
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Fetches the object type for a given object id
|
||||
*
|
||||
* @param array $activity
|
||||
* @param string $object_id Object ID of the the provided object
|
||||
*
|
||||
* @return string with object type
|
||||
*/
|
||||
private static function fetchObjectType($activity, $object_id)
|
||||
{
|
||||
|
||||
$object_type = JsonLD::fetchElement($activity['as:object'], '@type');
|
||||
if (!empty($object_type)) {
|
||||
return $object_type;
|
||||
}
|
||||
|
||||
if (Item::exists(['uri' => $object_id, 'gravity' => [GRAVITY_PARENT, GRAVITY_COMMENT]])) {
|
||||
// We just assume "note" since it doesn't make a difference for the further processing
|
||||
return 'as:Note';
|
||||
}
|
||||
|
||||
$profile = APContact::getByURL($object_id);
|
||||
if (!empty($profile['type'])) {
|
||||
return 'as:' . $profile['type'];
|
||||
}
|
||||
|
||||
$data = ActivityPub::fetchContent($object_id);
|
||||
if (!empty($data)) {
|
||||
$object = JsonLD::compact($data);
|
||||
$type = JsonLD::fetchElement($object, '@type');
|
||||
if (!empty($type)) {
|
||||
return $type;
|
||||
}
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Prepare the object array
|
||||
*
|
||||
* @param array $activity
|
||||
* @param integer $uid User ID
|
||||
* @param $trust_source
|
||||
*
|
||||
* @return
|
||||
* @return array with object data
|
||||
*/
|
||||
private static function prepareObjectData($activity, $uid, &$trust_source)
|
||||
{
|
||||
$actor = JsonLD::fetchElement($activity, 'actor', 'id');
|
||||
$actor = JsonLD::fetchElement($activity, 'as:actor');
|
||||
if (empty($actor)) {
|
||||
logger('Empty actor', LOGGER_DEBUG);
|
||||
return [];
|
||||
}
|
||||
|
||||
$type = JsonLD::fetchElement($activity, '@type');
|
||||
|
||||
// Fetch all receivers from to, cc, bto and bcc
|
||||
$receivers = self::getReceivers($activity, $actor);
|
||||
|
||||
|
|
@ -132,40 +177,51 @@ class Receiver
|
|||
|
||||
logger('Receivers: ' . json_encode($receivers), LOGGER_DEBUG);
|
||||
|
||||
$object_id = JsonLD::fetchElement($activity, 'object', 'id');
|
||||
$object_id = JsonLD::fetchElement($activity, 'as:object');
|
||||
if (empty($object_id)) {
|
||||
logger('No object found', LOGGER_DEBUG);
|
||||
return [];
|
||||
}
|
||||
|
||||
$object_type = self::fetchObjectType($activity, $object_id);
|
||||
|
||||
// Fetch the content only on activities where this matters
|
||||
if (in_array($activity['type'], ['Create', 'Announce'])) {
|
||||
$object_data = self::fetchObject($object_id, $activity['object'], $trust_source);
|
||||
if (in_array($type, ['as:Create', 'as:Announce'])) {
|
||||
if ($type == 'as:Announce') {
|
||||
$trust_source = false;
|
||||
}
|
||||
$object_data = self::fetchObject($object_id, $activity['as:object'], $trust_source);
|
||||
if (empty($object_data)) {
|
||||
logger("Object data couldn't be processed", LOGGER_DEBUG);
|
||||
return [];
|
||||
}
|
||||
// We had been able to retrieve the object data - so we can trust the source
|
||||
$trust_source = true;
|
||||
} elseif (in_array($activity['type'], ['Like', 'Dislike'])) {
|
||||
} elseif (in_array($type, ['as:Like', 'as:Dislike'])) {
|
||||
// Create a mostly empty array out of the activity data (instead of the object).
|
||||
// This way we later don't have to check for the existence of ech individual array element.
|
||||
$object_data = self::processObject($activity);
|
||||
$object_data['name'] = $activity['type'];
|
||||
$object_data['author'] = $activity['actor'];
|
||||
$object_data['object'] = $object_id;
|
||||
$object_data['name'] = $type;
|
||||
$object_data['author'] = JsonLD::fetchElement($activity, 'as:actor');
|
||||
$object_data['object_id'] = $object_id;
|
||||
$object_data['object_type'] = ''; // Since we don't fetch the object, we don't know the type
|
||||
} else {
|
||||
$object_data = [];
|
||||
$object_data['id'] = $activity['id'];
|
||||
$object_data['object'] = $activity['object'];
|
||||
$object_data['object_type'] = JsonLD::fetchElement($activity, 'object', 'type');
|
||||
$object_data['id'] = JsonLD::fetchElement($activity, '@id');
|
||||
$object_data['object_id'] = JsonLD::fetchElement($activity, 'as:object');
|
||||
$object_data['object_actor'] = JsonLD::fetchElement($activity['as:object'], 'as:actor');
|
||||
$object_data['object_object'] = JsonLD::fetchElement($activity['as:object'], 'as:object');
|
||||
$object_data['object_type'] = JsonLD::fetchElement($activity['as:object'], '@type');
|
||||
}
|
||||
|
||||
$object_data = self::addActivityFields($object_data, $activity);
|
||||
|
||||
$object_data['type'] = $activity['type'];
|
||||
$object_data['owner'] = $actor;
|
||||
if (empty($object_data['object_type'])) {
|
||||
$object_data['object_type'] = $object_type;
|
||||
}
|
||||
|
||||
$object_data['type'] = $type;
|
||||
$object_data['actor'] = $actor;
|
||||
$object_data['receiver'] = array_merge(defaults($object_data, 'receiver', []), $receivers);
|
||||
|
||||
logger('Processing ' . $object_data['type'] . ' ' . $object_data['object_type'] . ' ' . $object_data['id'], LOGGER_DEBUG);
|
||||
|
|
@ -174,26 +230,27 @@ class Receiver
|
|||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Processes the activity object
|
||||
*
|
||||
* @param array $activity
|
||||
* @param $body
|
||||
* @param integer $uid User ID
|
||||
* @param $trust_source
|
||||
* @param array $activity Array with activity data
|
||||
* @param string $body
|
||||
* @param integer $uid User ID
|
||||
* @param boolean $trust_source Do we trust the source?
|
||||
*/
|
||||
public static function processActivity($activity, $body = '', $uid = null, $trust_source = false)
|
||||
{
|
||||
if (empty($activity['type'])) {
|
||||
$type = JsonLD::fetchElement($activity, '@type');
|
||||
if (!$type) {
|
||||
logger('Empty type', LOGGER_DEBUG);
|
||||
return;
|
||||
}
|
||||
|
||||
if (empty($activity['object'])) {
|
||||
if (!JsonLD::fetchElement($activity, 'as:object')) {
|
||||
logger('Empty object', LOGGER_DEBUG);
|
||||
return;
|
||||
}
|
||||
|
||||
if (empty($activity['actor'])) {
|
||||
if (!JsonLD::fetchElement($activity, 'as:actor')) {
|
||||
logger('Empty actor', LOGGER_DEBUG);
|
||||
return;
|
||||
|
||||
|
|
@ -207,84 +264,84 @@ class Receiver
|
|||
}
|
||||
|
||||
if (!$trust_source) {
|
||||
logger('No trust for activity type "' . $activity['type'] . '", so we quit now.', LOGGER_DEBUG);
|
||||
logger('No trust for activity type "' . $type . '", so we quit now.', LOGGER_DEBUG);
|
||||
return;
|
||||
}
|
||||
|
||||
switch ($activity['type']) {
|
||||
case 'Create':
|
||||
case 'Announce':
|
||||
switch ($type) {
|
||||
case 'as:Create':
|
||||
case 'as:Announce':
|
||||
ActivityPub\Processor::createItem($object_data, $body);
|
||||
break;
|
||||
|
||||
case 'Like':
|
||||
case 'as:Like':
|
||||
ActivityPub\Processor::likeItem($object_data, $body);
|
||||
break;
|
||||
|
||||
case 'Dislike':
|
||||
case 'as:Dislike':
|
||||
ActivityPub\Processor::dislikeItem($object_data, $body);
|
||||
break;
|
||||
|
||||
case 'Update':
|
||||
if (in_array($object_data['object_type'], ActivityPub::CONTENT_TYPES)) {
|
||||
case 'as:Update':
|
||||
if (in_array($object_data['object_type'], self::CONTENT_TYPES)) {
|
||||
/// @todo
|
||||
} elseif (in_array($object_data['object_type'], ActivityPub::ACCOUNT_TYPES)) {
|
||||
} elseif (in_array($object_data['object_type'], self::ACCOUNT_TYPES)) {
|
||||
ActivityPub\Processor::updatePerson($object_data, $body);
|
||||
}
|
||||
break;
|
||||
|
||||
case 'Delete':
|
||||
if ($object_data['object_type'] == 'Tombstone') {
|
||||
case 'as:Delete':
|
||||
if ($object_data['object_type'] == 'as:Tombstone') {
|
||||
ActivityPub\Processor::deleteItem($object_data, $body);
|
||||
} elseif (in_array($object_data['object_type'], ActivityPub::ACCOUNT_TYPES)) {
|
||||
} elseif (in_array($object_data['object_type'], self::ACCOUNT_TYPES)) {
|
||||
ActivityPub\Processor::deletePerson($object_data, $body);
|
||||
}
|
||||
break;
|
||||
|
||||
case 'Follow':
|
||||
case 'as:Follow':
|
||||
ActivityPub\Processor::followUser($object_data);
|
||||
break;
|
||||
|
||||
case 'Accept':
|
||||
if ($object_data['object_type'] == 'Follow') {
|
||||
case 'as:Accept':
|
||||
if ($object_data['object_type'] == 'as:Follow') {
|
||||
ActivityPub\Processor::acceptFollowUser($object_data);
|
||||
}
|
||||
break;
|
||||
|
||||
case 'Reject':
|
||||
if ($object_data['object_type'] == 'Follow') {
|
||||
case 'as:Reject':
|
||||
if ($object_data['object_type'] == 'as:Follow') {
|
||||
ActivityPub\Processor::rejectFollowUser($object_data);
|
||||
}
|
||||
break;
|
||||
|
||||
case 'Undo':
|
||||
if ($object_data['object_type'] == 'Follow') {
|
||||
case 'as:Undo':
|
||||
if ($object_data['object_type'] == 'as:Follow') {
|
||||
ActivityPub\Processor::undoFollowUser($object_data);
|
||||
} elseif (in_array($object_data['object_type'], ActivityPub::ACTIVITY_TYPES)) {
|
||||
} elseif (in_array($object_data['object_type'], self::ACTIVITY_TYPES)) {
|
||||
ActivityPub\Processor::undoActivity($object_data);
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
logger('Unknown activity: ' . $activity['type'], LOGGER_DEBUG);
|
||||
logger('Unknown activity: ' . $type, LOGGER_DEBUG);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Fetch the receiver list from an activity array
|
||||
*
|
||||
* @param array $activity
|
||||
* @param $actor
|
||||
* @param string $actor
|
||||
*
|
||||
* @return
|
||||
* @return array with receivers (user id)
|
||||
*/
|
||||
private static function getReceivers($activity, $actor)
|
||||
{
|
||||
$receivers = [];
|
||||
|
||||
// When it is an answer, we inherite the receivers from the parent
|
||||
$replyto = JsonLD::fetchElement($activity, 'inReplyTo', 'id');
|
||||
$replyto = JsonLD::fetchElement($activity, 'as:inReplyTo');
|
||||
if (!empty($replyto)) {
|
||||
$parents = Item::select(['uid'], ['uri' => $replyto]);
|
||||
while ($parent = Item::fetch($parents)) {
|
||||
|
|
@ -302,22 +359,18 @@ class Receiver
|
|||
$followers = '';
|
||||
}
|
||||
|
||||
foreach (['to', 'cc', 'bto', 'bcc'] as $element) {
|
||||
if (empty($activity[$element])) {
|
||||
foreach (['as:to', 'as:cc', 'as:bto', 'as:bcc'] as $element) {
|
||||
$receiver_list = JsonLD::fetchElementArray($activity, $element);
|
||||
if (empty($receiver_list)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// The receiver can be an array or a string
|
||||
if (is_string($activity[$element])) {
|
||||
$activity[$element] = [$activity[$element]];
|
||||
}
|
||||
|
||||
foreach ($activity[$element] as $receiver) {
|
||||
if ($receiver == ActivityPub::PUBLIC_COLLECTION) {
|
||||
foreach ($receiver_list as $receiver) {
|
||||
if ($receiver == self::PUBLIC_COLLECTION) {
|
||||
$receivers['uid:0'] = 0;
|
||||
}
|
||||
|
||||
if (($receiver == ActivityPub::PUBLIC_COLLECTION) && !empty($actor)) {
|
||||
if (($receiver == self::PUBLIC_COLLECTION) && !empty($actor)) {
|
||||
// This will most likely catch all OStatus connections to Mastodon
|
||||
$condition = ['alias' => [$actor, normalise_link($actor)], 'rel' => [Contact::SHARING, Contact::FRIEND]
|
||||
, 'archive' => false, 'pending' => false];
|
||||
|
|
@ -330,7 +383,7 @@ class Receiver
|
|||
DBA::close($contacts);
|
||||
}
|
||||
|
||||
if (in_array($receiver, [$followers, ActivityPub::PUBLIC_COLLECTION]) && !empty($actor)) {
|
||||
if (in_array($receiver, [$followers, self::PUBLIC_COLLECTION]) && !empty($actor)) {
|
||||
$condition = ['nurl' => normalise_link($actor), 'rel' => [Contact::SHARING, Contact::FRIEND],
|
||||
'network' => Protocol::ACTIVITYPUB, 'archive' => false, 'pending' => false];
|
||||
$contacts = DBA::select('contact', ['uid'], $condition);
|
||||
|
|
@ -425,19 +478,19 @@ class Receiver
|
|||
private static function addActivityFields($object_data, $activity)
|
||||
{
|
||||
if (!empty($activity['published']) && empty($object_data['published'])) {
|
||||
$object_data['published'] = $activity['published'];
|
||||
$object_data['published'] = JsonLD::fetchElement($activity, 'published', '@value');
|
||||
}
|
||||
|
||||
if (!empty($activity['updated']) && empty($object_data['updated'])) {
|
||||
$object_data['updated'] = $activity['updated'];
|
||||
$object_data['updated'] = JsonLD::fetchElement($activity, 'updated', '@value');
|
||||
}
|
||||
|
||||
if (!empty($activity['diaspora:guid']) && empty($object_data['diaspora:guid'])) {
|
||||
$object_data['diaspora:guid'] = $activity['diaspora:guid'];
|
||||
$object_data['diaspora:guid'] = JsonLD::fetchElement($activity, 'diaspora:guid');
|
||||
}
|
||||
|
||||
if (!empty($activity['inReplyTo']) && empty($object_data['parent-uri'])) {
|
||||
$object_data['parent-uri'] = JsonLD::fetchElement($activity, 'inReplyTo', 'id');
|
||||
$object_data['parent-uri'] = JsonLD::fetchElement($activity, 'inReplyTo');
|
||||
}
|
||||
|
||||
if (!empty($activity['instrument'])) {
|
||||
|
|
@ -447,109 +500,183 @@ class Receiver
|
|||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Fetches the object data from external ressources if needed
|
||||
*
|
||||
* @param $object_id
|
||||
* @param $object
|
||||
* @param $trust_source
|
||||
* @param string $object_id Object ID of the the provided object
|
||||
* @param array $object The provided object array
|
||||
* @param boolean $trust_source Do we trust the provided object?
|
||||
*
|
||||
* @return
|
||||
* @return array with trusted and valid object data
|
||||
*/
|
||||
private static function fetchObject($object_id, $object = [], $trust_source = false)
|
||||
{
|
||||
if (!$trust_source || is_string($object)) {
|
||||
// By fetching the type we check if the object is complete.
|
||||
$type = JsonLD::fetchElement($object, '@type');
|
||||
|
||||
if (!$trust_source || empty($type)) {
|
||||
$data = ActivityPub::fetchContent($object_id);
|
||||
if (empty($data)) {
|
||||
logger('Empty content for ' . $object_id . ', check if content is available locally.', LOGGER_DEBUG);
|
||||
$data = $object_id;
|
||||
} else {
|
||||
if (!empty($data)) {
|
||||
$object = JsonLD::compact($data);
|
||||
logger('Fetched content for ' . $object_id, LOGGER_DEBUG);
|
||||
} else {
|
||||
logger('Empty content for ' . $object_id . ', check if content is available locally.', LOGGER_DEBUG);
|
||||
|
||||
$item = Item::selectFirst([], ['uri' => $object_id]);
|
||||
if (!DBA::isResult($item)) {
|
||||
logger('Object with url ' . $object_id . ' was not found locally.', LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
logger('Using already stored item for url ' . $object_id, LOGGER_DEBUG);
|
||||
$data = ActivityPub\Transmitter::createNote($item);
|
||||
$object = JsonLD::compact($data);
|
||||
}
|
||||
} else {
|
||||
logger('Using original object for url ' . $object_id, LOGGER_DEBUG);
|
||||
$data = $object;
|
||||
}
|
||||
|
||||
if (is_string($data)) {
|
||||
$item = Item::selectFirst([], ['uri' => $data]);
|
||||
if (!DBA::isResult($item)) {
|
||||
logger('Object with url ' . $data . ' was not found locally.', LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
logger('Using already stored item for url ' . $object_id, LOGGER_DEBUG);
|
||||
$data = ActivityPub\Transmitter::createNote($item);
|
||||
}
|
||||
$type = JsonLD::fetchElement($object, '@type');
|
||||
|
||||
if (empty($data['type'])) {
|
||||
if (empty($type)) {
|
||||
logger('Empty type', LOGGER_DEBUG);
|
||||
return false;
|
||||
}
|
||||
|
||||
if (in_array($data['type'], ActivityPub::CONTENT_TYPES)) {
|
||||
return self::processObject($data);
|
||||
if (in_array($type, self::CONTENT_TYPES)) {
|
||||
return self::processObject($object);
|
||||
}
|
||||
|
||||
if ($data['type'] == 'Announce') {
|
||||
if (empty($data['object'])) {
|
||||
if ($type == 'as:Announce') {
|
||||
$object_id = JsonLD::fetchElement($object, 'object');
|
||||
if (empty($object_id)) {
|
||||
return false;
|
||||
}
|
||||
return self::fetchObject($data['object']);
|
||||
return self::fetchObject($object_id);
|
||||
}
|
||||
|
||||
logger('Unhandled object type: ' . $data['type'], LOGGER_DEBUG);
|
||||
logger('Unhandled object type: ' . $type, LOGGER_DEBUG);
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* Convert tags from JSON-LD format into a simplified format
|
||||
*
|
||||
* @param $object
|
||||
* @param array $tags Tags in JSON-LD format
|
||||
*
|
||||
* @return
|
||||
* @return array with tags in a simplified format
|
||||
*/
|
||||
private static function processTags($tags)
|
||||
{
|
||||
$taglist = [];
|
||||
|
||||
if (empty($tags)) {
|
||||
return [];
|
||||
}
|
||||
|
||||
foreach ($tags as $tag) {
|
||||
if (empty($tag)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$taglist[] = ['type' => str_replace('as:', '', JsonLD::fetchElement($tag, '@type')),
|
||||
'href' => JsonLD::fetchElement($tag, 'as:href'),
|
||||
'name' => JsonLD::fetchElement($tag, 'as:name')];
|
||||
}
|
||||
return $taglist;
|
||||
}
|
||||
|
||||
/**
|
||||
* Convert attachments from JSON-LD format into a simplified format
|
||||
*
|
||||
* @param array $attachments Attachments in JSON-LD format
|
||||
*
|
||||
* @return array with attachmants in a simplified format
|
||||
*/
|
||||
private static function processAttachments($attachments)
|
||||
{
|
||||
$attachlist = [];
|
||||
|
||||
if (empty($attachments)) {
|
||||
return [];
|
||||
}
|
||||
|
||||
foreach ($attachments as $attachment) {
|
||||
if (empty($attachment)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
$attachlist[] = ['type' => str_replace('as:', '', JsonLD::fetchElement($attachment, '@type')),
|
||||
'mediaType' => JsonLD::fetchElement($attachment, 'as:mediaType'),
|
||||
'name' => JsonLD::fetchElement($attachment, 'as:name'),
|
||||
'url' => JsonLD::fetchElement($attachment, 'as:url')];
|
||||
}
|
||||
return $attachlist;
|
||||
}
|
||||
|
||||
/**
|
||||
* Fetches data from the object part of an activity
|
||||
*
|
||||
* @param array $object
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
private static function processObject($object)
|
||||
{
|
||||
if (empty($object['id'])) {
|
||||
if (!JsonLD::fetchElement($object, '@id')) {
|
||||
return false;
|
||||
}
|
||||
|
||||
$object_data = [];
|
||||
$object_data['object_type'] = $object['type'];
|
||||
$object_data['id'] = $object['id'];
|
||||
$object_data['object_type'] = JsonLD::fetchElement($object, '@type');
|
||||
$object_data['id'] = JsonLD::fetchElement($object, '@id');
|
||||
|
||||
if (!empty($object['inReplyTo'])) {
|
||||
$object_data['reply-to-id'] = JsonLD::fetchElement($object, 'inReplyTo', 'id');
|
||||
} else {
|
||||
$object_data['reply-to-id'] = JsonLD::fetchElement($object, 'as:inReplyTo');
|
||||
|
||||
if (empty($object_data['reply-to-id'])) {
|
||||
$object_data['reply-to-id'] = $object_data['id'];
|
||||
}
|
||||
|
||||
$object_data['published'] = defaults($object, 'published', null);
|
||||
$object_data['updated'] = defaults($object, 'updated', $object_data['published']);
|
||||
$object_data['published'] = JsonLD::fetchElement($object, 'as:published', '@value');
|
||||
$object_data['updated'] = JsonLD::fetchElement($object, 'as:updated', '@value');
|
||||
|
||||
if (empty($object_data['updated'])) {
|
||||
$object_data['updated'] = $object_data['published'];
|
||||
}
|
||||
|
||||
if (empty($object_data['published']) && !empty($object_data['updated'])) {
|
||||
$object_data['published'] = $object_data['updated'];
|
||||
}
|
||||
|
||||
$actor = JsonLD::fetchElement($object, 'attributedTo', 'id');
|
||||
$actor = JsonLD::fetchElement($object, 'as:attributedTo');
|
||||
if (empty($actor)) {
|
||||
$actor = defaults($object, 'actor', null);
|
||||
$actor = JsonLD::fetchElement($object, 'as:actor');
|
||||
}
|
||||
|
||||
$object_data['diaspora:guid'] = defaults($object, 'diaspora:guid', null);
|
||||
$object_data['owner'] = $object_data['author'] = $actor;
|
||||
$object_data['context'] = defaults($object, 'context', null);
|
||||
$object_data['conversation'] = defaults($object, 'conversation', null);
|
||||
$object_data['sensitive'] = defaults($object, 'sensitive', null);
|
||||
$object_data['name'] = defaults($object, 'title', null);
|
||||
$object_data['name'] = defaults($object, 'name', $object_data['name']);
|
||||
$object_data['summary'] = defaults($object, 'summary', null);
|
||||
$object_data['content'] = defaults($object, 'content', null);
|
||||
$object_data['source'] = defaults($object, 'source', null);
|
||||
$object_data['location'] = JsonLD::fetchElement($object, 'location', 'name', 'type', 'Place');
|
||||
$object_data['attachments'] = defaults($object, 'attachment', null);
|
||||
$object_data['tags'] = defaults($object, 'tag', null);
|
||||
$object_data['service'] = JsonLD::fetchElement($object, 'instrument', 'name', 'type', 'Service');
|
||||
$object_data['alternate-url'] = JsonLD::fetchElement($object, 'url', 'href');
|
||||
$object_data['receiver'] = self::getReceivers($object, $object_data['owner']);
|
||||
$object_data['diaspora:guid'] = JsonLD::fetchElement($object, 'diaspora:guid');
|
||||
$object_data['diaspora:comment'] = JsonLD::fetchElement($object, 'diaspora:comment');
|
||||
$object_data['actor'] = $object_data['author'] = $actor;
|
||||
$object_data['context'] = JsonLD::fetchElement($object, 'as:context');
|
||||
$object_data['conversation'] = JsonLD::fetchElement($object, 'ostatus:conversation');
|
||||
$object_data['sensitive'] = JsonLD::fetchElement($object, 'as:sensitive');
|
||||
$object_data['name'] = JsonLD::fetchElement($object, 'as:name');
|
||||
$object_data['summary'] = JsonLD::fetchElement($object, 'as:summary');
|
||||
$object_data['content'] = JsonLD::fetchElement($object, 'as:content');
|
||||
$object_data['source'] = JsonLD::fetchElement($object, 'as:source', 'as:content', 'as:mediaType', 'text/bbcode');
|
||||
$object_data['location'] = JsonLD::fetchElement($object, 'as:location', 'as:name', '@type', 'as:Place');
|
||||
$object_data['attachments'] = self::processAttachments(JsonLD::fetchElementArray($object, 'as:attachment'));
|
||||
$object_data['tags'] = self::processTags(JsonLD::fetchElementArray($object, 'as:tag'));
|
||||
// $object_data['service'] = JsonLD::fetchElement($object, 'instrument', 'name', 'type', 'Service'); // todo
|
||||
$object_data['service'] = null;
|
||||
$object_data['alternate-url'] = JsonLD::fetchElement($object, 'as:url');
|
||||
|
||||
// Special treatment for Hubzilla links
|
||||
if (is_array($object_data['alternate-url'])) {
|
||||
if (!empty($object['as:url'])) {
|
||||
$object_data['alternate-url'] = JsonLD::fetchElement($object['as:url'], 'as:href');
|
||||
} else {
|
||||
$object_data['alternate-url'] = null;
|
||||
}
|
||||
}
|
||||
|
||||
$object_data['receiver'] = self::getReceivers($object, $object_data['actor']);
|
||||
|
||||
// Common object data:
|
||||
|
||||
|
|
|
|||
|
|
@ -29,6 +29,10 @@ use Friendica\Core\Cache;
|
|||
*
|
||||
* To-Do:
|
||||
*
|
||||
* Missing object fields:
|
||||
* - service (App)
|
||||
* - location
|
||||
*
|
||||
* Missing object types:
|
||||
* - Event
|
||||
*
|
||||
|
|
|
|||
|
|
@ -82,10 +82,12 @@ class JsonLD
|
|||
{
|
||||
jsonld_set_document_loader('Friendica\Util\JsonLD::documentLoader');
|
||||
|
||||
$context = (object)['as' => 'https://www.w3.org/ns/activitystreams',
|
||||
'w3sec' => 'https://w3id.org/security',
|
||||
'ostatus' => (object)['@id' => 'http://ostatus.org#', '@type' => '@id'],
|
||||
$context = (object)['as' => 'https://www.w3.org/ns/activitystreams#',
|
||||
'w3id' => 'https://w3id.org/security#',
|
||||
'vcard' => (object)['@id' => 'http://www.w3.org/2006/vcard/ns#', '@type' => '@id'],
|
||||
'ostatus' => (object)['@id' => 'http://ostatus.org#', '@type' => '@id'],
|
||||
'diaspora' => (object)['@id' => 'https://diasporafoundation.org/ns/', '@type' => '@id'],
|
||||
'dc' => (object)['@id' => 'http://purl.org/dc/terms/', '@type' => '@id'],
|
||||
'uuid' => (object)['@id' => 'http://schema.org/identifier', '@type' => '@id']];
|
||||
|
||||
$jsonobj = json_decode(json_encode($json, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
|
||||
|
|
@ -95,6 +97,45 @@ class JsonLD
|
|||
return json_decode(json_encode($compacted, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE), true);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Fetches an element array from a JSON array
|
||||
*
|
||||
* @param $array
|
||||
* @param $element
|
||||
* @param $key
|
||||
*
|
||||
* @return fetched element array
|
||||
*/
|
||||
public static function fetchElementArray($array, $element, $key = '@id')
|
||||
{
|
||||
if (empty($array)) {
|
||||
return null;
|
||||
}
|
||||
|
||||
if (!isset($array[$element])) {
|
||||
return null;
|
||||
}
|
||||
|
||||
// If it isn't an array yet, make it to one
|
||||
if (!is_int(key($array[$element]))) {
|
||||
$array[$element] = [$array[$element]];
|
||||
}
|
||||
|
||||
$elements = [];
|
||||
|
||||
foreach ($array[$element] as $entry) {
|
||||
if (!is_array($entry)) {
|
||||
$elements[] = $entry;
|
||||
} elseif (!empty($entry[$key])) {
|
||||
$elements[] = $entry[$key];
|
||||
} else {
|
||||
$elements[] = $entry;
|
||||
}
|
||||
}
|
||||
|
||||
return $elements;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Fetches an element from a JSON array
|
||||
*
|
||||
|
|
@ -106,38 +147,40 @@ class JsonLD
|
|||
*
|
||||
* @return fetched element
|
||||
*/
|
||||
public static function fetchElement($array, $element, $key, $type = null, $type_value = null)
|
||||
public static function fetchElement($array, $element, $key = '@id', $type = null, $type_value = null)
|
||||
{
|
||||
if (empty($array)) {
|
||||
return false;
|
||||
return null;
|
||||
}
|
||||
|
||||
if (empty($array[$element])) {
|
||||
return false;
|
||||
if (!isset($array[$element])) {
|
||||
return null;
|
||||
}
|
||||
|
||||
if (is_string($array[$element])) {
|
||||
if (!is_array($array[$element])) {
|
||||
return $array[$element];
|
||||
}
|
||||
|
||||
if (is_null($type_value)) {
|
||||
if (!empty($array[$element][$key])) {
|
||||
return $array[$element][$key];
|
||||
if (is_null($type) || is_null($type_value)) {
|
||||
$element_array = self::fetchElementArray($array, $element, $key);
|
||||
if (is_null($element_array)) {
|
||||
return null;
|
||||
}
|
||||
|
||||
if (!empty($array[$element][0][$key])) {
|
||||
return $array[$element][0][$key];
|
||||
return array_shift($element_array);
|
||||
}
|
||||
|
||||
$element_array = self::fetchElementArray($array, $element);
|
||||
if (is_null($element_array)) {
|
||||
return null;
|
||||
}
|
||||
|
||||
foreach ($element_array as $entry) {
|
||||
if (isset($entry[$key]) && isset($entry[$type]) && ($entry[$type] == $type_value)) {
|
||||
return $entry[$key];
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
if (!empty($array[$element][$key]) && !empty($array[$element][$type]) && ($array[$element][$type] == $type_value)) {
|
||||
return $array[$element][$key];
|
||||
}
|
||||
|
||||
/// @todo Add array search
|
||||
|
||||
return false;
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user