From c02b54997e84667f195ee3ddf0c809a863fab294 Mon Sep 17 00:00:00 2001 From: Michael Vogel Date: Sun, 28 Feb 2016 19:05:23 +0100 Subject: [PATCH] Like and Comment could work (partially) --- include/diaspora2.php | 589 ++++++++++++++++++++++++++---------------- 1 file changed, 372 insertions(+), 217 deletions(-) diff --git a/include/diaspora2.php b/include/diaspora2.php index 690e54aa4..e6e2d74bf 100644 --- a/include/diaspora2.php +++ b/include/diaspora2.php @@ -4,8 +4,9 @@ * @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/Contact.php"); function array_to_xml($array, &$xml) { @@ -66,7 +67,7 @@ class diaspora { // 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") - $sender = $msg->author; + $sender = $msg["author"]; if (!diaspora::valid_posting($msg, $fields)) { logger("Invalid posting"); @@ -80,12 +81,14 @@ class diaspora { return self::import_account_deletion($importer, $fields); case "comment": - return self::import_comment($importer, $sender, $fields); + return true; + // return self::import_comment($importer, $sender, $fields); case "conversation": return self::import_conversation($importer, $fields); case "like": + // return true; return self::import_like($importer, $sender, $fields); case "message": @@ -136,7 +139,7 @@ class diaspora { */ private function valid_posting($msg, &$fields) { - $data = parse_xml_string($msg->message, false); + $data = parse_xml_string($msg["message"], false); $first_child = $data->getName(); @@ -202,12 +205,13 @@ class diaspora { } $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 ($msg->author != $fields->author) { + if ($msg["author"] != $fields->author) { logger("Message handle is not the same as envelope sender. Quitting this message."); return false; } @@ -219,7 +223,7 @@ class diaspora { return false; if (isset($parent_author_signature)) { - $key = self::get_key($msg->author); + $key = self::get_key($msg["author"]); if (!rsa_verify($signed_data, $parent_author_signature, $key, "sha256")) return false; @@ -349,104 +353,166 @@ class diaspora { return false; } + private function fetch_guid($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) { - preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi", - function ($match) use ($item){ - return(DiasporaFetchGuidSub($match, $item)); - },$item["body"]); -} + $body = $item["body"]; + $str_tags = $item["tag"]; + $app = $item["app"]; + $created = $item["created"]; + $author = $item["author"]; + $guid = $item["guid"]; + $private = $item["private"]; + $object = $item["object"]; + $objecttype = $item["object-type"]; -function DiasporaFetchGuidSub($match, $item) { - $a = get_app(); + $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", + intval($uid), + dbesc($guid) + ); + if(count($r)) + return $r[0]["id"]; - if (!diaspora_store_by_guid($match[1], $item["author-link"])) - diaspora_store_by_guid($match[1], $item["owner-link"]); -} + $person = self::get_person_by_handle($author); -function diaspora_store_by_guid($guid, $server, $uid = 0) { - require_once("include/Contact.php"); + $contact_id = get_contact($person["url"], $uid); - $serverparts = parse_url($server); - $server = $serverparts["scheme"]."://".$serverparts["host"]; + $contacts = q("SELECT * FROM `contact` WHERE `id` = %d", intval($contact_id)); + $importers = q("SELECT * FROM `user` WHERE `uid` = %d", intval($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) - return false; + if ($datarray["contact-id"] == 0) + return false; - logger("Successfully fetched item ".$guid." from ".$server, LOGGER_DEBUG); + self::fetch_guid($datarray); + $message_id = item_store($datarray); - $body = $item["body"]; - $str_tags = $item["tag"]; - $app = $item["app"]; - $created = $item["created"]; - $author = $item["author"]; - $guid = $item["guid"]; - $private = $item["private"]; - $object = $item["object"]; - $objecttype = $item["object-type"]; + /// @TODO + /// Looking if there is some subscribe mechanism in Diaspora to get all comments for this post - $message_id = $author.':'.$guid; - $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", - intval($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; -} + 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, $data) { return true; @@ -463,132 +529,93 @@ function diaspora_store_by_guid($guid, $server, $uid = 0) { logger("cannot find contact for sender: ".$sender); return false; } + + if (!self::post_allow($importer,$contact, true)) { + logger("Ignoring the author ".$sender); + return false; + } /* - if(! diaspora_post_allow($importer,$contact, true)) { - logger('diaspora_comment: Ignoring this author.'); - return 202; - } - - $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", - intval($importer['uid']), - 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); - } + $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", + intval($importer["uid"]), + dbesc($guid) + ); + if(count($r)) { + logger("The comment already exists: ".$guid); + return; + } */ - 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, $data) { @@ -596,6 +623,134 @@ function diaspora_store_by_guid($guid, $server, $uid = 0) { } private function import_like($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(''."\n") ; + $parent_body = $parent_item["body"]; + + $obj = <<< EOT + + + $objtype + 1 + {$parent_item["uri"]} + $link + + $parent_body + +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; }