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D* like and start of relay code

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This commit is contained in:
Friendika 2011-08-16 22:31:14 -07:00
parent fafcab70e1
commit 673e114bbd
2 changed files with 101 additions and 59 deletions
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148
include/diaspora.php
View file

@ -223,6 +223,7 @@ function diaspora_decode($importer,$xml) {
logger('mod-diaspora: Fetching key for ' . $author_link );
// Get diaspora public key (pkcs#1) and convert to pkcs#8
$key = get_diaspora_key($author_link);
if(! $key) {
@ -239,7 +240,7 @@ function diaspora_decode($importer,$xml) {
logger('mod-diaspora: Message verified.');
return $inner_decrypted;
return array('message' => $inner_decrypted, 'author' => $author_link, 'key' => $key);
}
@ -412,7 +413,7 @@ function diaspora_post($importer,$xml) {
}
function diaspora_comment($importer,$xml) {
function diaspora_comment($importer,$xml,$msg) {
$guid = notags(unxmlify($xml->guid));
$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
@ -430,12 +431,11 @@ function diaspora_comment($importer,$xml) {
$message_id = $diaspora_handle . ':' . $guid;
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($importer['uid']),
dbesc($message_id),
dbesc($guid)
);
if(count($r))
if(! count($r))
return;
$owner = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
@ -449,13 +449,21 @@ function diaspora_comment($importer,$xml) {
}
function diaspora_like($importer,$xml) {
function diaspora_like($importer,$xml,$msg) {
$guid = notags(unxmlify($xml->guid));
$parent_guid = notags(unxmlify($xml->parent_guid));
$diaspora_handle = notags(unxmlify($xml->diaspora_handle));
$target_type = notags(unxmlify($xml->target_type));
$positive = notags(unxmlify($xml->positive));
$parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : '');
$contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle);
// likes on comments not supported here
if($target_type !== 'Post')
return;
$contact = diaspora_get_contact_by_handle($importer['uid'],$msg->author);
if(! $contact)
return;
@ -465,95 +473,129 @@ function diaspora_like($importer,$xml) {
// NOTREACHED
}
$message_id = $diaspora_handle . ':' . $guid;
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1",
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($importer['uid']),
dbesc($parent_guid)
);
if(! count($r)) {
logger('diaspora_like: parent item not found: ' . $guid);
return;
}
$parent_item = $r[0];
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '$s' LIMIT 1",
intval($importer['uid']),
dbesc($message_id),
dbesc($guid)
);
if(count($r))
if(count($r)) {
if($positive === 'true') {
logger('diaspora_like: duplicate like: ' . $guid);
return;
}
if($positive === 'false') {
q("UPDATE `item` SET `deleted` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($r[0]['id']),
intval($importer['uid'])
);
// FIXME
// send notification via proc_run()
return;
}
}
if($positive === 'false') {
logger('diaspora_like: unlike received with no corresponding like');
return;
}
$author_signed_data = $guid . ';' . $parent_guid . ';' . $target_type . ';' . $positive . ';' . $diaspora_handle;
$author_signature = base64_decode($author_signature);
if(stricmp($diaspora_handle,$msg['author']) == 0)
$key = $msg['key'];
else
$key = get_diaspora_key($diaspora_handle);
if(! rsa_verify($author_signed_data,$author_signature,$key)) {
logger('diaspora_like: verification failed.');
return;
}
$owner = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 1 LIMIT 1",
intval($importer['uid'])
);
if(! count($owner))
return;
if($parent_author_signature) {
$owner_signed_data = $guid . ';' . $parent_guid . ';' . $target_type . ';' . $positive . ';' . $msg['author'];
$created = unxmlify($xml->created_at);
$private = ((unxmlify($xml->public) == 'false') ? 1 : 0);
$parent_author_signature = base64_decode($parent_author_signature);
$uri = item_new_uri($a->get_hostname(),$owner_uid);
$key = $msg['key'];
$post_type = (($item['resource-id']) ? t('photo') : t('status'));
$objtype = (($item['resource-id']) ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE );
$link = xmlify('<link rel="alternate" type="text/html" href="' . $a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id'] . '" />' . "\n") ;
$body = $item['body'];
if(! rsa_verify($owner_signed_data,$parent_author_signature,$key)) {
logger('diaspora_like: owner verification failed.');
return;
}
}
// Phew! Everything checks out. Now create an item.
$uri = $diaspora_handle . ':' . $guid;
$post_type = (($parent_item['resource-id']) ? t('photo') : t('status'));
$objtype = (($parent_item['resource-id']) ? ACTIVITY_OBJ_PHOTO : ACTIVITY_OBJ_NOTE );
$link = xmlify('<link rel="alternate" type="text/html" href="' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . '" />' . "\n") ;
$body = $parent_item['body'];
$obj = <<< EOT
<object>
<type>$objtype</type>
<local>1</local>
<id>{$item['uri']}</id>
<id>{$parent_item['uri']}</id>
<link>$link</link>
<title></title>
<content>$body</content>
</object>
EOT;
if($verb === 'like')
$bodyverb = t('%1$s likes %2$s\'s %3$s');
if($verb === 'dislike')
$bodyverb = t('%1$s doesn\'t like %2$s\'s %3$s');
if(! isset($bodyverb))
return;
$bodyverb = t('%1$s likes %2$s\'s %3$s');
$arr = array();
$arr['uri'] = $uri;
$arr['uid'] = $owner_uid;
$arr['uid'] = $importer['uid'];
$arr['contact-id'] = $contact['id'];
$arr['type'] = 'activity';
$arr['wall'] = 1;
$arr['wall'] = $parent_item['wall'];
$arr['gravity'] = GRAVITY_LIKE;
$arr['parent'] = $item['id'];
$arr['parent-uri'] = $item['uri'];
$arr['owner-name'] = $owner['name'];
$arr['owner-link'] = $owner['url'];
$arr['owner-avatar'] = $owner['thumb'];
$arr['parent'] = $parent_item['id'];
$arr['parent-uri'] = $parent_item['uri'];
// $arr['owner-name'] = $owner['name']; // FIXME
// $arr['owner-link'] = $owner['url'];
// $arr['owner-avatar'] = $owner['thumb'];
$arr['author-name'] = $contact['name'];
$arr['author-link'] = $contact['url'];
$arr['author-avatar'] = $contact['thumb'];
$ulink = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]';
$alink = '[url=' . $item['author-link'] . ']' . $item['author-name'] . '[/url]';
$plink = '[url=' . $a->get_baseurl() . '/display/' . $owner['nickname'] . '/' . $item['id'] . ']' . $post_type . '[/url]';
$alink = '[url=' . $parent_item['author-link'] . ']' . $parent_item['author-name'] . '[/url]';
$plink = '[url=' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . ']' . $post_type . '[/url]';
$arr['body'] = sprintf( $bodyverb, $ulink, $alink, $plink );
$arr['verb'] = $activity;
$arr['object-type'] = $objtype;
$arr['object'] = $obj;
$arr['allow_cid'] = $item['allow_cid'];
$arr['allow_gid'] = $item['allow_gid'];
$arr['deny_cid'] = $item['deny_cid'];
$arr['deny_gid'] = $item['deny_gid'];
$arr['allow_cid'] = $parent_item['allow_cid'];
$arr['allow_gid'] = $parent_item['allow_gid'];
$arr['deny_cid'] = $parent_item['deny_cid'];
$arr['deny_gid'] = $parent_item['deny_gid'];
$arr['visible'] = 1;
$arr['unseen'] = 1;
$arr['last-child'] = 0;
$post_id = item_store($arr);
if(! $item['visible']) {
$r = q("UPDATE `item` SET `visible` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($item['id']),
intval($owner_uid)
);
}
$arr['id'] = $post_id;
// FIXME send notification
}

12
mod/receive.php
View file

@ -36,13 +36,13 @@ function receive_post(&$a) {
$msg = diaspora_decode($importer,$xml);
logger('mod-diaspora: decoded msg: ' . $msg, LOGGER_DATA);
logger('mod-diaspora: decoded msg: ' . print_r($msg,true), LOGGER_DATA);
if(! $msg)
if(! is_array($msg))
http_status_exit(500);
$parsed_xml = parse_xml_string($msg,false);
$parsed_xml = parse_xml_string($msg['message'],false);
$xmlbase = $parsed_xml->post;
@ -53,13 +53,13 @@ function receive_post(&$a) {
diaspora_post($importer,$xmlbase->status_message);
}
elseif($xmlbase->comment) {
diaspora_comment($importer,$xmlbase->comment);
diaspora_comment($importer,$xmlbase->comment,$msg);
}
elseif($xmlbase->like) {
diaspora_like($importer,$xmlbase->like);
diaspora_like($importer,$xmlbase->like,$msg);
}
elseif($xmlbase->retraction) {
diaspora_retraction($importer,$xmlbase->retraction);
diaspora_retraction($importer,$xmlbase->retraction,$msg);
}
else {
logger('mod-diaspora: unknown message type: ' . print_r($xmlbase,true));