Relocated function
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@ -19,6 +19,7 @@ use Friendica\Util\DateTimeFormat;
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use Friendica\Util\Crypto;
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use Friendica\Content\Text\BBCode;
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use Friendica\Content\Text\HTML;
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use Friendica\Util\JsonLD;
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/**
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* @brief ActivityPub Protocol class
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@ -522,7 +523,7 @@ class ActivityPub
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return false;
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}
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$actor = self::processElement($object, 'actor', 'id');
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$actor = JsonLD::fetchElement($object, 'actor', 'id');
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$headers = [];
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$headers['(request-target)'] = strtolower($http_headers['REQUEST_METHOD']) . ' ' . $http_headers['REQUEST_URI'];
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@ -706,19 +707,19 @@ class ActivityPub
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$apcontact['followers'] = defaults($data, 'followers', null);
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$apcontact['inbox'] = defaults($data, 'inbox', null);
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$apcontact['outbox'] = defaults($data, 'outbox', null);
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$apcontact['sharedinbox'] = self::processElement($data, 'endpoints', 'sharedInbox');
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$apcontact['sharedinbox'] = JsonLD::fetchElement($data, 'endpoints', 'sharedInbox');
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$apcontact['nick'] = defaults($data, 'preferredUsername', null);
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$apcontact['name'] = defaults($data, 'name', $apcontact['nick']);
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$apcontact['about'] = defaults($data, 'summary', '');
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$apcontact['photo'] = self::processElement($data, 'icon', 'url');
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$apcontact['alias'] = self::processElement($data, 'url', 'href');
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$apcontact['photo'] = JsonLD::fetchElement($data, 'icon', 'url');
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$apcontact['alias'] = JsonLD::fetchElement($data, 'url', 'href');
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$parts = parse_url($apcontact['url']);
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unset($parts['scheme']);
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unset($parts['path']);
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$apcontact['addr'] = $apcontact['nick'] . '@' . str_replace('//', '', Network::unparseURL($parts));
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$apcontact['pubkey'] = trim(self::processElement($data, 'publicKey', 'publicKeyPem'));
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$apcontact['pubkey'] = trim(JsonLD::fetchElement($data, 'publicKey', 'publicKeyPem'));
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// To-Do
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// manuallyApprovesFollowers
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@ -837,7 +838,7 @@ class ActivityPub
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private static function prepareObjectData($activity, $uid)
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{
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$actor = self::processElement($activity, 'actor', 'id');
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$actor = JsonLD::fetchElement($activity, 'actor', 'id');
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if (empty($actor)) {
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logger('Empty actor', LOGGER_DEBUG);
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return [];
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@ -875,12 +876,12 @@ class ActivityPub
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}
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} elseif ($activity['type'] == 'Accept') {
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$object_data = [];
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$object_data['object_type'] = self::processElement($activity, 'object', 'type');
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$object_data['object'] = self::processElement($activity, 'object', 'actor');
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$object_data['object_type'] = JsonLD::fetchElement($activity, 'object', 'type');
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$object_data['object'] = JsonLD::fetchElement($activity, 'object', 'actor');
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} elseif ($activity['type'] == 'Undo') {
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$object_data = [];
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$object_data['object_type'] = self::processElement($activity, 'object', 'type');
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$object_data['object'] = self::processElement($activity, 'object', 'object');
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$object_data['object_type'] = JsonLD::fetchElement($activity, 'object', 'type');
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$object_data['object'] = JsonLD::fetchElement($activity, 'object', 'object');
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} elseif (in_array($activity['type'], ['Like', 'Dislike'])) {
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// Create a mostly empty array out of the activity data (instead of the object).
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// This way we later don't have to check for the existence of ech individual array element.
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@ -1054,11 +1055,11 @@ class ActivityPub
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}
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if (!empty($activity['inReplyTo']) && empty($object_data['parent-uri'])) {
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$object_data['parent-uri'] = self::processElement($activity, 'inReplyTo', 'id');
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$object_data['parent-uri'] = JsonLD::fetchElement($activity, 'inReplyTo', 'id');
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}
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if (!empty($activity['instrument'])) {
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$object_data['service'] = self::processElement($activity, 'instrument', 'name', 'type', 'Service');
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$object_data['service'] = JsonLD::fetchElement($activity, 'instrument', 'name', 'type', 'Service');
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}
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return $object_data;
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}
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@ -1134,7 +1135,7 @@ class ActivityPub
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$object_data['uri'] = $object['id'];
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if (!empty($object['inReplyTo'])) {
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$object_data['reply-to-uri'] = self::processElement($object, 'inReplyTo', 'id');
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$object_data['reply-to-uri'] = JsonLD::fetchElement($object, 'inReplyTo', 'id');
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} else {
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$object_data['reply-to-uri'] = $object_data['uri'];
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}
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@ -1147,7 +1148,7 @@ class ActivityPub
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}
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$object_data['uuid'] = defaults($object, 'uuid', null);
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$object_data['owner'] = $object_data['author'] = self::processElement($object, 'attributedTo', 'id');
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$object_data['owner'] = $object_data['author'] = JsonLD::fetchElement($object, 'attributedTo', 'id');
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$object_data['context'] = defaults($object, 'context', null);
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$object_data['conversation'] = defaults($object, 'conversation', null);
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$object_data['sensitive'] = defaults($object, 'sensitive', null);
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@ -1156,11 +1157,11 @@ class ActivityPub
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$object_data['summary'] = defaults($object, 'summary', null);
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$object_data['content'] = defaults($object, 'content', null);
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$object_data['source'] = defaults($object, 'source', null);
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$object_data['location'] = self::processElement($object, 'location', 'name', 'type', 'Place');
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$object_data['location'] = JsonLD::fetchElement($object, 'location', 'name', 'type', 'Place');
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$object_data['attachments'] = defaults($object, 'attachment', null);
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$object_data['tags'] = defaults($object, 'tag', null);
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$object_data['service'] = self::processElement($object, 'instrument', 'name', 'type', 'Service');
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$object_data['alternate-url'] = self::processElement($object, 'url', 'href');
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$object_data['service'] = JsonLD::fetchElement($object, 'instrument', 'name', 'type', 'Service');
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$object_data['alternate-url'] = JsonLD::fetchElement($object, 'url', 'href');
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$object_data['receiver'] = self::getReceivers($object, $object_data['owner']);
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// Unhandled
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@ -1207,41 +1208,6 @@ class ActivityPub
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return $object_data;
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}
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private static function processElement($array, $element, $key, $type = null, $type_value = null)
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{
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if (empty($array)) {
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return false;
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}
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if (empty($array[$element])) {
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return false;
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}
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if (is_string($array[$element])) {
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return $array[$element];
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}
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if (is_null($type_value)) {
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if (!empty($array[$element][$key])) {
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return $array[$element][$key];
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}
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if (!empty($array[$element][0][$key])) {
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return $array[$element][0][$key];
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}
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return false;
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}
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if (!empty($array[$element][$key]) && !empty($array[$element][$type]) && ($array[$element][$type] == $type_value)) {
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return $array[$element][$key];
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}
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/// @todo Add array search
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return false;
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}
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private static function convertMentions($body)
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{
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$URLSearchString = "^\[\]";
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@ -1358,7 +1324,7 @@ class ActivityPub
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$item = self::constructAttachList($activity['attachments'], $item);
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$source = self::processElement($activity, 'source', 'content', 'mediaType', 'text/bbcode');
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$source = JsonLD::fetchElement($activity, 'source', 'content', 'mediaType', 'text/bbcode');
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if (!empty($source)) {
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$item['body'] = $source;
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}
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@ -65,4 +65,39 @@ class JsonLD
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return json_decode(json_encode($compacted), true);
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}
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public static function fetchElement($array, $element, $key, $type = null, $type_value = null)
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{
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if (empty($array)) {
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return false;
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}
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if (empty($array[$element])) {
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return false;
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}
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if (is_string($array[$element])) {
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return $array[$element];
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}
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if (is_null($type_value)) {
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if (!empty($array[$element][$key])) {
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return $array[$element][$key];
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}
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if (!empty($array[$element][0][$key])) {
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return $array[$element][0][$key];
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}
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return false;
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}
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if (!empty($array[$element][$key]) && !empty($array[$element][$type]) && ($array[$element][$type] == $type_value)) {
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return $array[$element][$key];
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}
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/// @todo Add array search
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return false;
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}
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}
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