Like and Comment could work (partially)

This commit is contained in:
Michael Vogel 2016-02-28 19:05:23 +01:00
parent a3960bda37
commit c02b54997e

View file

@ -4,8 +4,9 @@
* @brief The implementation of the diaspora protocol * @brief The implementation of the diaspora protocol
*/ */
require_once("include/diaspora.php"); require_once("include/bb2diaspora.php");
require_once("include/Scrape.php"); require_once("include/Scrape.php");
require_once("include/Contact.php");
function array_to_xml($array, &$xml) { function array_to_xml($array, &$xml) {
@ -66,7 +67,7 @@ class diaspora {
// The sender is the handle of the contact that sent the message. // The sender is the handle of the contact that sent the message.
// This will often be different with relayed messages (for example "like" and "comment") // This will often be different with relayed messages (for example "like" and "comment")
$sender = $msg->author; $sender = $msg["author"];
if (!diaspora::valid_posting($msg, $fields)) { if (!diaspora::valid_posting($msg, $fields)) {
logger("Invalid posting"); logger("Invalid posting");
@ -80,12 +81,14 @@ class diaspora {
return self::import_account_deletion($importer, $fields); return self::import_account_deletion($importer, $fields);
case "comment": case "comment":
return self::import_comment($importer, $sender, $fields); return true;
// return self::import_comment($importer, $sender, $fields);
case "conversation": case "conversation":
return self::import_conversation($importer, $fields); return self::import_conversation($importer, $fields);
case "like": case "like":
// return true;
return self::import_like($importer, $sender, $fields); return self::import_like($importer, $sender, $fields);
case "message": case "message":
@ -136,7 +139,7 @@ class diaspora {
*/ */
private function valid_posting($msg, &$fields) { private function valid_posting($msg, &$fields) {
$data = parse_xml_string($msg->message, false); $data = parse_xml_string($msg["message"], false);
$first_child = $data->getName(); $first_child = $data->getName();
@ -202,12 +205,13 @@ class diaspora {
} }
$signed_data .= $data; $signed_data .= $data;
$fields->$fieldname = $data;
} }
if (!in_array($fieldname, array("parent_author_signature", "target_author_signature")))
$fields->$fieldname = $data;
} }
if (in_array($type, array("status_message", "reshare"))) if (in_array($type, array("status_message", "reshare")))
if ($msg->author != $fields->author) { if ($msg["author"] != $fields->author) {
logger("Message handle is not the same as envelope sender. Quitting this message."); logger("Message handle is not the same as envelope sender. Quitting this message.");
return false; return false;
} }
@ -219,7 +223,7 @@ class diaspora {
return false; return false;
if (isset($parent_author_signature)) { if (isset($parent_author_signature)) {
$key = self::get_key($msg->author); $key = self::get_key($msg["author"]);
if (!rsa_verify($signed_data, $parent_author_signature, $key, "sha256")) if (!rsa_verify($signed_data, $parent_author_signature, $key, "sha256"))
return false; return false;
@ -349,104 +353,166 @@ class diaspora {
return false; return false;
} }
private function fetch_guid($item) {
preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi",
function ($match) use ($item){
return(self::fetch_guid_sub($match, $item));
},$item["body"]);
}
private function fetch_guid_sub($match, $item) {
$a = get_app();
if (!self::store_by_guid($match[1], $item["author-link"]))
self::store_by_guid($match[1], $item["owner-link"]);
}
private function store_by_guid($guid, $server, $uid = 0) {
$serverparts = parse_url($server);
$server = $serverparts["scheme"]."://".$serverparts["host"];
logger("Trying to fetch item ".$guid." from ".$server, LOGGER_DEBUG);
/// @todo $item = self::fetch_message($guid, $server);
if (!$item)
return false;
logger("Successfully fetched item ".$guid." from ".$server, LOGGER_DEBUG);
// @todo - neue Funktion import_status... nutzen
print_r($item);
die();
return self::import_status_message($importer, $data);
/* /*
function DiasporaFetchGuid($item) { $body = $item["body"];
preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi", $str_tags = $item["tag"];
function ($match) use ($item){ $app = $item["app"];
return(DiasporaFetchGuidSub($match, $item)); $created = $item["created"];
},$item["body"]); $author = $item["author"];
} $guid = $item["guid"];
$private = $item["private"];
$object = $item["object"];
$objecttype = $item["object-type"];
function DiasporaFetchGuidSub($match, $item) { $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
$a = get_app(); intval($uid),
dbesc($guid)
);
if(count($r))
return $r[0]["id"];
if (!diaspora_store_by_guid($match[1], $item["author-link"])) $person = self::get_person_by_handle($author);
diaspora_store_by_guid($match[1], $item["owner-link"]);
}
function diaspora_store_by_guid($guid, $server, $uid = 0) { $contact_id = get_contact($person["url"], $uid);
require_once("include/Contact.php");
$serverparts = parse_url($server); $contacts = q("SELECT * FROM `contact` WHERE `id` = %d", intval($contact_id));
$server = $serverparts["scheme"]."://".$serverparts["host"]; $importers = q("SELECT * FROM `user` WHERE `uid` = %d", intval($uid));
logger("Trying to fetch item ".$guid." from ".$server, LOGGER_DEBUG); if ($contacts AND $importers)
if (!self::post_allow($importers[0],$contacts[0], false)) {
logger("Ignoring author ".$person["url"]." for uid ".$uid);
return false;
} else
logger("Author ".$person["url"]." is allowed for uid ".$uid);
$item = diaspora_fetch_message($guid, $server); $datarray = array();
$datarray["uid"] = $uid;
$datarray["contact-id"] = $contact_id;
$datarray["wall"] = 0;
$datarray["network"] = NETWORK_DIASPORA;
$datarray["guid"] = $guid;
$datarray["uri"] = $datarray["parent-uri"] = $author.":".$guid;
$datarray["changed"] = $datarray["created"] = $datarray["edited"] = datetime_convert('UTC','UTC',$created);
$datarray["private"] = $private;
$datarray["parent"] = 0;
$datarray["plink"] = self::plink($author, $guid);
$datarray["author-name"] = $person["name"];
$datarray["author-link"] = $person["url"];
$datarray["author-avatar"] = ((x($person,'thumb')) ? $person["thumb"] : $person["photo"]);
$datarray["owner-name"] = $datarray["author-name"];
$datarray["owner-link"] = $datarray["author-link"];
$datarray["owner-avatar"] = $datarray["author-avatar"];
$datarray["body"] = $body;
$datarray["tag"] = $str_tags;
$datarray["app"] = $app;
$datarray["visible"] = ((strlen($body)) ? 1 : 0);
$datarray["object"] = $object;
$datarray["object-type"] = $objecttype;
if (!$item) if ($datarray["contact-id"] == 0)
return false; return false;
logger("Successfully fetched item ".$guid." from ".$server, LOGGER_DEBUG); self::fetch_guid($datarray);
$message_id = item_store($datarray);
$body = $item["body"]; /// @TODO
$str_tags = $item["tag"]; /// Looking if there is some subscribe mechanism in Diaspora to get all comments for this post
$app = $item["app"];
$created = $item["created"];
$author = $item["author"];
$guid = $item["guid"];
$private = $item["private"];
$object = $item["object"];
$objecttype = $item["object-type"];
$message_id = $author.':'.$guid; return $message_id;
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($uid),
dbesc($guid)
);
if(count($r))
return $r[0]["id"];
$person = find_diaspora_person_by_handle($author);
$contact_id = get_contact($person['url'], $uid);
$contacts = q("SELECT * FROM `contact` WHERE `id` = %d", intval($contact_id));
$importers = q("SELECT * FROM `user` WHERE `uid` = %d", intval($uid));
if ($contacts AND $importers)
if(!diaspora_post_allow($importers[0],$contacts[0], false)) {
logger('Ignoring author '.$person['url'].' for uid '.$uid);
return false;
} else
logger('Author '.$person['url'].' is allowed for uid '.$uid);
$datarray = array();
$datarray['uid'] = $uid;
$datarray['contact-id'] = $contact_id;
$datarray['wall'] = 0;
$datarray['network'] = NETWORK_DIASPORA;
$datarray['guid'] = $guid;
$datarray['uri'] = $datarray['parent-uri'] = $message_id;
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created);
$datarray['private'] = $private;
$datarray['parent'] = 0;
$datarray['plink'] = diaspora_plink($author, $guid);
$datarray['author-name'] = $person['name'];
$datarray['author-link'] = $person['url'];
$datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
$datarray['owner-name'] = $datarray['author-name'];
$datarray['owner-link'] = $datarray['author-link'];
$datarray['owner-avatar'] = $datarray['author-avatar'];
$datarray['body'] = $body;
$datarray['tag'] = $str_tags;
$datarray['app'] = $app;
$datarray['visible'] = ((strlen($body)) ? 1 : 0);
$datarray['object'] = $object;
$datarray['object-type'] = $objecttype;
if ($datarray['contact-id'] == 0)
return false;
DiasporaFetchGuid($datarray);
$message_id = item_store($datarray);
/// @TODO
/// Looking if there is some subscribe mechanism in Diaspora to get all comments for this post
return $message_id;
}
*/ */
}
private function post_allow($importer, $contact, $is_comment = false) {
// perhaps we were already sharing with this person. Now they're sharing with us.
// That makes us friends.
// Normally this should have handled by getting a request - but this could get lost
if($contact["rel"] == CONTACT_IS_FOLLOWER && in_array($importer["page-flags"], array(PAGE_FREELOVE))) {
q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d",
intval(CONTACT_IS_FRIEND),
intval($contact["id"]),
intval($importer["uid"])
);
$contact["rel"] = CONTACT_IS_FRIEND;
logger("defining user ".$contact["nick"]." as friend");
}
if(($contact["blocked"]) || ($contact["readonly"]) || ($contact["archive"]))
return false;
if($contact["rel"] == CONTACT_IS_SHARING || $contact["rel"] == CONTACT_IS_FRIEND)
return true;
if($contact["rel"] == CONTACT_IS_FOLLOWER)
if(($importer["page-flags"] == PAGE_COMMUNITY) OR $is_comment)
return true;
// Messages for the global users are always accepted
if ($importer["uid"] == 0)
return true;
return false;
}
private function fetch_parent_item($uid, $guid, $author, $contact) {
$r = q("SELECT `id`, `body`, `wall`, `uri`, `private`, `owner-name`, `owner-link`, `owner-avatar`, `origin`
FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($uid), dbesc($guid));
if(!count($r)) {
$result = self::store_by_guid($guid, $contact["url"], $uid);
if (!$result) {
$person = self::get_person_by_handle($author);
$result = self::store_by_guid($guid, $person["url"], $uid);
}
if ($result) {
logger("Fetched missing item ".$guid." - result: ".$result, LOGGER_DEBUG);
$r = q("SELECT `id`, `body`, `wall`, `uri`, `private`,
`owner-name`, `owner-link`, `owner-avatar`, `origin`
FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($uid), dbesc($guid));
}
}
if (!count($r)) {
logger("parent item not found: parent: ".$guid." item: ".$guid);
return false;
} else
return $r[0];
}
private function import_account_deletion($importer, $data) { private function import_account_deletion($importer, $data) {
return true; return true;
@ -463,132 +529,93 @@ function diaspora_store_by_guid($guid, $server, $uid = 0) {
logger("cannot find contact for sender: ".$sender); logger("cannot find contact for sender: ".$sender);
return false; return false;
} }
if (!self::post_allow($importer,$contact, true)) {
logger("Ignoring the author ".$sender);
return false;
}
/* /*
if(! diaspora_post_allow($importer,$contact, true)) { $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
logger('diaspora_comment: Ignoring this author.'); intval($importer["uid"]),
return 202; dbesc($guid)
} );
if(count($r)) {
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", logger("The comment already exists: ".$guid);
intval($importer['uid']), return;
dbesc($guid) }
);
if(count($r)) {
logger('diaspora_comment: our comment just got relayed back to us (or there was a guid collision) : ' . $guid);
return;
}
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($importer['uid']),
dbesc($parent_guid)
);
if(!count($r)) {
$result = diaspora_store_by_guid($parent_guid, $contact['url'], $importer['uid']);
if (!$result) {
$person = find_diaspora_person_by_handle($diaspora_handle);
$result = diaspora_store_by_guid($parent_guid, $person['url'], $importer['uid']);
}
if ($result) {
logger("Fetched missing item ".$parent_guid." - result: ".$result, LOGGER_DEBUG);
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($importer['uid']),
dbesc($parent_guid)
);
}
}
if(! count($r)) {
logger('diaspora_comment: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid);
return;
}
$parent_item = $r[0];
// Find the original comment author information.
// We need this to make sure we display the comment author
// information (name and avatar) correctly.
if(strcasecmp($diaspora_handle,$msg['author']) == 0)
$person = $contact;
else {
$person = find_diaspora_person_by_handle($diaspora_handle);
if(! is_array($person)) {
logger('diaspora_comment: unable to find author details');
return;
}
}
// Fetch the contact id - if we know this contact
$r = q("SELECT `id`, `network` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d LIMIT 1",
dbesc(normalise_link($person['url'])), intval($importer['uid']));
if ($r) {
$cid = $r[0]['id'];
$network = $r[0]['network'];
} else {
$cid = $contact['id'];
$network = NETWORK_DIASPORA;
}
$body = diaspora2bb($text);
$message_id = $diaspora_handle . ':' . $guid;
$datarray = array();
$datarray['uid'] = $importer['uid'];
$datarray['contact-id'] = $cid;
$datarray['type'] = 'remote-comment';
$datarray['wall'] = $parent_item['wall'];
$datarray['network'] = $network;
$datarray['verb'] = ACTIVITY_POST;
$datarray['gravity'] = GRAVITY_COMMENT;
$datarray['guid'] = $guid;
$datarray['uri'] = $message_id;
$datarray['parent-uri'] = $parent_item['uri'];
// No timestamps for comments? OK, we'll the use current time.
$datarray['changed'] = $datarray['created'] = $datarray['edited'] = datetime_convert();
$datarray['private'] = $parent_item['private'];
$datarray['owner-name'] = $parent_item['owner-name'];
$datarray['owner-link'] = $parent_item['owner-link'];
$datarray['owner-avatar'] = $parent_item['owner-avatar'];
$datarray['author-name'] = $person['name'];
$datarray['author-link'] = $person['url'];
$datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']);
$datarray['body'] = $body;
$datarray["object"] = json_encode($xml);
$datarray["object-type"] = ACTIVITY_OBJ_COMMENT;
// We can't be certain what the original app is if the message is relayed.
if(($parent_item['origin']) && (! $parent_author_signature))
$datarray['app'] = 'Diaspora';
DiasporaFetchGuid($datarray);
$message_id = item_store($datarray);
$datarray['id'] = $message_id;
// If we are the origin of the parent we store the original signature and notify our followers
if($parent_item['origin']) {
$author_signature_base64 = base64_encode($author_signature);
$author_signature_base64 = diaspora_repair_signature($author_signature_base64, $diaspora_handle);
q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
intval($message_id),
dbesc($signed_data),
dbesc($author_signature_base64),
dbesc($diaspora_handle)
);
// notify others
proc_run('php','include/notifier.php','comment-import',$message_id);
}
*/ */
return true; $parent_item = self::fetch_parent_item($importer["uid"], $parent_guid, $author, $contact);
if (!$parent_item)
return false;
$person = self::get_person_by_handle($author);
if (!is_array($person)) {
logger("unable to find author details");
return false;
}
// Fetch the contact id - if we know this contact
$r = q("SELECT `id`, `network` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d LIMIT 1",
dbesc(normalise_link($person["url"])), intval($importer["uid"]));
if ($r) {
$cid = $r[0]["id"];
$network = $r[0]["network"];
} else {
$cid = $contact["id"];
$network = NETWORK_DIASPORA;
}
$body = diaspora2bb($text);
$datarray = array();
$datarray["uid"] = $importer["uid"];
$datarray["contact-id"] = $cid;
$datarray["type"] = 'remote-comment';
$datarray["wall"] = $parent_item["wall"];
$datarray["network"] = $network;
$datarray["verb"] = ACTIVITY_POST;
$datarray["gravity"] = GRAVITY_COMMENT;
$datarray["guid"] = $guid;
$datarray["uri"] = $author.":".$guid;
$datarray["parent-uri"] = $parent_item["uri"];
// The old Diaspora protocol doesn't have a timestamp for comments
$datarray["changed"] = $datarray["created"] = $datarray["edited"] = datetime_convert();
$datarray["private"] = $parent_item["private"];
$datarray["owner-name"] = $contact["name"];
$datarray["owner-link"] = $contact["url"];
$datarray["owner-avatar"] = ((x($contact,"thumb")) ? $contact["thumb"] : $contact["photo"]);
$datarray["author-name"] = $person["name"];
$datarray["author-link"] = $person["url"];
$datarray["author-avatar"] = ((x($person,"thumb")) ? $person["thumb"] : $person["photo"]);
$datarray["body"] = $body;
$datarray["object"] = json_encode($data);
$datarray["object-type"] = ACTIVITY_OBJ_COMMENT;
self::fetch_guid($datarray);
// $message_id = item_store($datarray);
print_r($datarray);
$datarray["id"] = $message_id;
// If we are the origin of the parent we store the original data and notify our followers
if($message_id AND $parent_item["origin"]) {
// Formerly we stored the signed text, the signature and the author in different fields.
// The new Diaspora protocol can have variable fields. We now store the data in correct order in a single field.
q("INSERT INTO `sign` (`iid`,`signed_text`) VALUES (%d,'%s')",
intval($message_id),
dbesc(json_encode($data))
);
// notify others
proc_run("php", "include/notifier.php", "comment-import", $message_id);
}
return $message_id;
} }
private function import_conversation($importer, $data) { private function import_conversation($importer, $data) {
@ -596,6 +623,134 @@ function diaspora_store_by_guid($guid, $server, $uid = 0) {
} }
private function import_like($importer, $sender, $data) { private function import_like($importer, $sender, $data) {
$positive = notags(unxmlify($data->positive));
$guid = notags(unxmlify($data->guid));
$parent_type = notags(unxmlify($data->parent_type));
$parent_guid = notags(unxmlify($data->parent_guid));
$author = notags(unxmlify($data->author));
// likes on comments aren't supported by Diaspora - only on posts
if ($parent_type !== "Post")
return false;
// "positive" = "false" doesn't seem to be supported by Diaspora
if ($positive === "false") {
logger("Received a like with positive set to 'false' - this shouldn't exist at all");
return false;
}
$contact = self::get_contact_by_handle($importer["uid"], $sender);
if (!$contact) {
logger("cannot find contact for sender: ".$sender);
return false;
}
if (!self::post_allow($importer,$contact, true)) {
logger("Ignoring the author ".$sender);
return false;
}
/*
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($importer["uid"]),
dbesc($guid)
);
if(count($r)) {
logger("The like already exists: ".$guid);
return false;
}
*/
$parent_item = self::fetch_parent_item($importer["uid"], $parent_guid, $author, $contact);
if (!$parent_item)
return false;
$person = self::get_person_by_handle($author);
if (!is_array($person)) {
logger("unable to find author details");
return false;
}
// Fetch the contact id - if we know this contact
$r = q("SELECT `id`, `network` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d LIMIT 1",
dbesc(normalise_link($person["url"])), intval($importer["uid"]));
if ($r) {
$cid = $r[0]["id"];
$network = $r[0]["network"];
} else {
$cid = $contact["id"];
$network = NETWORK_DIASPORA;
}
// ------------------------------------------------
$objtype = ACTIVITY_OBJ_NOTE;
$link = xmlify('<link rel="alternate" type="text/html" href="'.App::get_baseurl()."/display/".$importer["nickname"]."/".$parent_item["id"].'" />'."\n") ;
$parent_body = $parent_item["body"];
$obj = <<< EOT
<object>
<type>$objtype</type>
<local>1</local>
<id>{$parent_item["uri"]}</id>
<link>$link</link>
<title></title>
<content>$parent_body</content>
</object>
EOT;
$bodyverb = t('%1$s likes %2$s\'s %3$s');
$ulink = "[url=".$contact["url"]."]".$contact["name"]."[/url]";
$alink = "[url=".$parent_item["author-link"]."]".$parent_item["author-name"]."[/url]";
$plink = "[url=".App::get_baseurl()."/display/".urlencode($guid)."]".t("status")."[/url]";
$body = sprintf($bodyverb, $ulink, $alink, $plink);
// ------------------------------------------------
$datarray = array();
$datarray["uri"] = $author.":".$guid;
$datarray["uid"] = $importer["uid"];
$datarray["guid"] = $guid;
$datarray["network"] = $network;
$datarray["contact-id"] = $cid;
$datarray["type"] = "activity";
$datarray["wall"] = $parent_item["wall"];
$datarray["gravity"] = GRAVITY_LIKE;
$datarray["parent"] = $parent_item["id"];
$datarray["parent-uri"] = $parent_item["uri"];
$datarray["owner-name"] = $contact["name"];
$datarray["owner-link"] = $contact["url"];
$datarray["owner-avatar"] = ((x($contact,"thumb")) ? $contact["thumb"] : $contact["photo"]);
$datarray["author-name"] = $person["name"];
$datarray["author-link"] = $person["url"];
$datarray["author-avatar"] = ((x($person,"thumb")) ? $person["thumb"] : $person["photo"]);
$datarray["body"] = $body;
$datarray["private"] = $parent_item["private"];
$datarray["verb"] = ACTIVITY_LIKE;
$datarray["object-type"] = $objtype;
$datarray["object"] = $obj;
$datarray["visible"] = 1;
$datarray["unseen"] = 1;
$datarray["last-child"] = 0;
print_r($datarray);
// $message_id = item_store($datarray);
// If we are the origin of the parent we store the original data and notify our followers
if($message_id AND $parent_item["origin"]) {
// Formerly we stored the signed text, the signature and the author in different fields.
// The new Diaspora protocol can have variable fields. We now store the data in correct order in a single field.
q("INSERT INTO `sign` (`iid`,`signed_text`) VALUES (%d,'%s')",
intval($message_id),
dbesc(json_encode($data))
);
// notify others
proc_run("php", "include/notifier.php", "comment-import", $message_id);
}
return true; return true;
} }