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Merge pull request #11964 from annando/dfrn-issharing

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Added sharing check for DFRN
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Hypolite Petovan 2022-10-05 18:28:09 -04:00 committed by GitHub
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1 changed files with 40 additions and 82 deletions
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122
src/Protocol/DFRN.php
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@ -59,9 +59,9 @@ use GuzzleHttp\Psr7\Uri;
class DFRN class DFRN
{ {
const TOP_LEVEL = 0; // Top level posting const TOP_LEVEL = 0; // Top level posting
const REPLY = 1; // Regular reply that is stored locally const REPLY = 1; // Regular reply that is stored locally
const REPLY_RC = 2; // Reply that will be relayed const REPLY_RC = 2; // Reply that will be relayed
/** /**
* Generates an array of contact and user for DFRN imports * Generates an array of contact and user for DFRN imports
@ -1552,12 +1552,12 @@ class DFRN
// was the top-level post for this action written by somebody on this site? // was the top-level post for this action written by somebody on this site?
// Specifically, the recipient? // Specifically, the recipient?
if (Post::exists(['uri' => $item['thr-parent'], 'uid' => $importer['importer_uid'], 'self' => true, 'wall' => true])) { if (Post::exists(['uri' => $item['thr-parent'], 'uid' => $importer['importer_uid'], 'self' => true, 'wall' => true])) {
return DFRN::REPLY_RC; return self::REPLY_RC;
} else { } else {
return DFRN::REPLY; return self::REPLY;
} }
} else { } else {
return DFRN::TOP_LEVEL; return self::TOP_LEVEL;
} }
} }
@ -1567,16 +1567,15 @@ class DFRN
* @param int $entrytype Is it a toplevel entry, a comment or a relayed comment? * @param int $entrytype Is it a toplevel entry, a comment or a relayed comment?
* @param array $importer Record of the importer user mixed with contact of the content * @param array $importer Record of the importer user mixed with contact of the content
* @param array $item the new item record * @param array $item the new item record
* @param bool $is_like Is the verb a "like"?
* *
* @return bool Should the processing of the entries be continued? * @return bool Should the processing of the entries be continued?
* @throws \Friendica\Network\HTTPException\InternalServerErrorException * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/ */
private static function processVerbs(int $entrytype, array $importer, array &$item, bool &$is_like) private static function processVerbs(int $entrytype, array $importer, array &$item)
{ {
Logger::info('Process verb ' . $item['verb'] . ' and object-type ' . $item['object-type'] . ' for entrytype ' . $entrytype); Logger::info('Process verb ' . $item['verb'] . ' and object-type ' . $item['object-type'] . ' for entrytype ' . $entrytype);
if (($entrytype == DFRN::TOP_LEVEL) && !empty($importer['id'])) { if (($entrytype == self::TOP_LEVEL) && !empty($importer['id'])) {
// The filling of the the "contact" variable is done for legcy reasons // The filling of the the "contact" variable is done for legcy reasons
// The functions below are partly used by ostatus.php as well - where we have this variable // The functions below are partly used by ostatus.php as well - where we have this variable
$contact = Contact::selectFirst([], ['id' => $importer['id']]); $contact = Contact::selectFirst([], ['id' => $importer['id']]);
@ -1613,7 +1612,6 @@ class DFRN
|| ($item['verb'] == Activity::ATTENDMAYBE) || ($item['verb'] == Activity::ATTENDMAYBE)
|| ($item['verb'] == Activity::ANNOUNCE) || ($item['verb'] == Activity::ANNOUNCE)
) { ) {
$is_like = true;
$item['gravity'] = GRAVITY_ACTIVITY; $item['gravity'] = GRAVITY_ACTIVITY;
// only one like or dislike per person // only one like or dislike per person
// split into two queries for performance issues // split into two queries for performance issues
@ -1639,8 +1637,6 @@ class DFRN
$item['owner-link'] = $item['author-link']; $item['owner-link'] = $item['author-link'];
$item['owner-avatar'] = $item['author-avatar']; $item['owner-avatar'] = $item['author-avatar'];
$item['owner-id'] = $item['author-id']; $item['owner-id'] = $item['author-id'];
} else {
$is_like = false;
} }
if (($item['verb'] == Activity::TAG) && ($item['object-type'] == Activity\ObjectType::TAGTERM)) { if (($item['verb'] == Activity::TAG) && ($item['object-type'] == Activity\ObjectType::TAGTERM)) {
@ -1941,7 +1937,9 @@ class DFRN
$entrytype = self::getEntryType($importer, $item); $entrytype = self::getEntryType($importer, $item);
// Now assign the rest of the values that depend on the type of the message // Now assign the rest of the values that depend on the type of the message
if (in_array($entrytype, [DFRN::REPLY, DFRN::REPLY_RC])) { if (in_array($entrytype, [self::REPLY, self::REPLY_RC])) {
$item['gravity'] = GRAVITY_COMMENT;
if (!isset($item['object-type'])) { if (!isset($item['object-type'])) {
$item['object-type'] = Activity\ObjectType::COMMENT; $item['object-type'] = Activity\ObjectType::COMMENT;
} }
@ -1966,9 +1964,11 @@ class DFRN
// Ensure to have the correct share data // Ensure to have the correct share data
$item = Item::addShareDataFromOriginal($item); $item = Item::addShareDataFromOriginal($item);
if ($entrytype == DFRN::REPLY_RC) { if ($entrytype == self::REPLY_RC) {
$item['wall'] = 1; $item['wall'] = 1;
} elseif ($entrytype == DFRN::TOP_LEVEL) { } elseif ($entrytype == self::TOP_LEVEL) {
$item['gravity'] = GRAVITY_PARENT;
if (!isset($item['object-type'])) { if (!isset($item['object-type'])) {
$item['object-type'] = Activity\ObjectType::NOTE; $item['object-type'] = Activity\ObjectType::NOTE;
} }
@ -2005,16 +2005,13 @@ class DFRN
} }
} }
// Need to initialize variable, otherwise E_NOTICE will happen if (!self::processVerbs($entrytype, $importer, $item)) {
$is_like = false;
if (!self::processVerbs($entrytype, $importer, $item, $is_like)) {
Logger::info("Exiting because 'processVerbs' told us so"); Logger::info("Exiting because 'processVerbs' told us so");
return; return;
} }
// This check is done here to be able to receive connection requests in "processVerbs" // This check is done here to be able to receive connection requests in "processVerbs"
if (($entrytype == DFRN::TOP_LEVEL) && $owner_unknown) { if (($entrytype == self::TOP_LEVEL) && $owner_unknown) {
Logger::info("Item won't be stored because user " . $importer['importer_uid'] . " doesn't follow " . $item['owner-link'] . "."); Logger::info("Item won't be stored because user " . $importer['importer_uid'] . " doesn't follow " . $item['owner-link'] . ".");
return; return;
} }
@ -2030,9 +2027,27 @@ class DFRN
return; return;
} }
if (in_array($entrytype, [DFRN::REPLY, DFRN::REPLY_RC])) { if (in_array($entrytype, [self::REPLY, self::REPLY_RC])) {
if (($item['uid'] != 0) && !Post::exists(['uid' => $item['uid'], 'uri' => $item['thr-parent']])) {
if (DI::pConfig()->get($item['uid'], 'system', 'accept_only_sharer') == Item::COMPLETION_NONE) {
Logger::info('Completion is set to "none", so we stop here.', ['uid' => $item['uid'], 'owner-id' => $item['owner-id'], 'author-id' => $item['author-id'], 'gravity' => $item['gravity'], 'uri' => $item['uri']]);
return;
}
if (!Contact::isSharing($item['owner-id'], $item['uid']) && !Contact::isSharing($item['author-id'], $item['uid'])) {
Logger::info('Contact is not sharing with the user', ['uid' => $item['uid'], 'owner-id' => $item['owner-id'], 'author-id' => $item['author-id'], 'gravity' => $item['gravity'], 'uri' => $item['uri']]);
return;
}
if (($item['gravity'] == GRAVITY_ACTIVITY) && DI::pConfig()->get($item['uid'], 'system', 'accept_only_sharer') == Item::COMPLETION_COMMENT) {
Logger::info('Completion is set to "comment", but this is an activity. so we stop here.', ['uid' => $item['uid'], 'owner-id' => $item['owner-id'], 'author-id' => $item['author-id'], 'gravity' => $item['gravity'], 'uri' => $item['uri']]);
return;
}
Logger::debug('Post is accepted.', ['uid' => $item['uid'], 'owner-id' => $item['owner-id'], 'author-id' => $item['author-id'], 'gravity' => $item['gravity'], 'uri' => $item['uri']]);
} else {
Logger::debug('Thread parent exists.', ['uid' => $item['uid'], 'owner-id' => $item['owner-id'], 'author-id' => $item['author-id'], 'gravity' => $item['gravity'], 'uri' => $item['uri']]);
}
// Will be overwritten for sharing accounts in Item::insert // Will be overwritten for sharing accounts in Item::insert
if (empty($item['post-reason']) && ($entrytype == DFRN::REPLY)) { if (empty($item['post-reason']) && ($entrytype == self::REPLY)) {
$item['post-reason'] = Item::PR_COMMENT; $item['post-reason'] = Item::PR_COMMENT;
} }
@ -2046,25 +2061,9 @@ class DFRN
return true; return true;
} }
} else { // $entrytype == DFRN::TOP_LEVEL } else { // $entrytype == self::TOP_LEVEL
if (($importer['uid'] == 0) && ($importer['importer_uid'] != 0)) { if (($item['uid'] != 0) && !Contact::isSharing($item['owner-id'], $item['uid']) && !Contact::isSharing($item['author-id'], $item['uid'])) {
Logger::info("Contact " . $importer['id'] . " isn't known to user " . $importer['importer_uid'] . ". The post will be ignored."); Logger::info('Contact is not sharing with the user', ['uid' => $item['uid'], 'owner-id' => $item['owner-id'], 'author-id' => $item['author-id'], 'gravity' => $item['gravity'], 'uri' => $item['uri']]);
return;
}
if (!Strings::compareLink($item['owner-link'], $importer['url'])) {
/*
* The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
* but otherwise there's a possible data mixup on the sender's system.
* the tgroup delivery code called from Item::insert will correct it if it's a forum,
* but we're going to unconditionally correct it here so that the post will always be owned by our contact.
*/
Logger::info('Correcting item owner.');
$item['owner-link'] = $importer['url'];
$item['owner-id'] = Contact::getIdForURL($importer['url'], 0);
}
if (($importer['rel'] == Contact::FOLLOWER) && (!self::tgroupCheck($importer['importer_uid'], $item))) {
Logger::info("Contact " . $importer['id'] . " is only follower and tgroup check was negative.");
return; return;
} }
@ -2306,47 +2305,6 @@ class DFRN
return Activity::POST; return Activity::POST;
} }
// @TODO Documentation missing
private static function tgroupCheck(int $uid, array $item): bool
{
$mention = false;
// check that the message originated elsewhere and is a top-level post
if ($item['wall'] || $item['origin'] || ($item['uri'] != $item['thr-parent'])) {
return false;
}
$user = DBA::selectFirst('user', ['account-type', 'nickname'], ['uid' => $uid]);
if (!DBA::isResult($user)) {
return false;
}
$link = Strings::normaliseLink(DI::baseUrl() . '/profile/' . $user['nickname']);
/*
* Diaspora uses their own hardwired link URL in @-tags
* instead of the one we supply with webfinger
*/
$dlink = Strings::normaliseLink(DI::baseUrl() . '/u/' . $user['nickname']);
$cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism', $item['body'], $matches, PREG_SET_ORDER);
if ($cnt) {
foreach ($matches as $mtch) {
if (Strings::compareLink($link, $mtch[1]) || Strings::compareLink($dlink, $mtch[1])) {
$mention = true;
Logger::notice('mention found: ' . $mtch[2]);
}
}
}
if (!$mention) {
return false;
}
return ($user['account-type'] == User::ACCOUNT_TYPE_COMMUNITY);
}
/** /**
* This function returns true if $update has an edited timestamp newer * This function returns true if $update has an edited timestamp newer
* than $existing, i.e. $update contains new data which should override * than $existing, i.e. $update contains new data which should override