friendica/include/ostatus.php
2015-06-07 23:18:02 +02:00

358 lines
12 KiB
PHP

<?php
require_once("mod/share.php");
require_once('include/html2bbcode.php');
require_once('include/enotify.php');
require_once('include/items.php');
require_once('include/ostatus_conversation.php');
function ostatus_fetchauthor($xpath, $context, &$contact) {
$author = array();
$author["author-link"] = $xpath->evaluate('atom:author/atom:uri/text()', $context)->item(0)->nodeValue;
$author["author-name"] = $xpath->evaluate('atom:author/atom:name/text()', $context)->item(0)->nodeValue;
// Preserve the value
$authorlink = $author["author-link"];
$alternate = $xpath->query("atom:author/atom:link[@rel='alternate']", $context)->item(0)->attributes;
if (is_object($alternate))
foreach($alternate AS $attributes)
if ($attributes->name == "href")
$author["author-link"] = $attributes->textContent;
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `nurl` IN ('%s', '%s') AND `network` != '%s'",
intval($importer["uid"]), dbesc(normalise_link($author["author-link"])),
dbesc(normalise_link($authorlink)), dbesc(NETWORK_STATUSNET));
if ($r) {
$contact = $r[0];
$author["contact-id"] = $r[0]["id"];
} else
$author["contact-id"] = $contact["id"];
$avatarlist = array();
$avatars = $xpath->query("atom:author/atom:link[@rel='avatar']", $context);
foreach($avatars AS $avatar) {
$href = "";
$width = 0;
foreach($avatar->attributes AS $attributes) {
if ($attributes->name == "href")
$href = $attributes->textContent;
if ($attributes->name == "width")
$width = $attributes->textContent;
}
if (($width > 0) AND ($href != ""))
$avatarlist[$width] = $href;
}
if (count($avatarlist) > 0) {
krsort($avatarlist);
$author["author-avatar"] = current($avatarlist);
}
$displayname = $xpath->evaluate('atom:author/poco:displayName/text()', $context)->item(0)->nodeValue;
if ($displayname != "")
$author["author-name"] = $displayname;
$author["owner-name"] = $author["author-name"];
$author["owner-link"] = $author["author-link"];
$author["owner-avatar"] = $author["author-avatar"];
return($author);
}
function ostatus_import($xml,$importer,&$contact) {
$a = get_app();
logger("Import OStatus message", LOGGER_DEBUG);
if ($xml == "")
return;
$doc = new DOMDocument();
$doc->loadXML($xml);
$xpath = new DomXPath($doc);
$xpath->registerNamespace('atom', "http://www.w3.org/2005/Atom");
$xpath->registerNamespace('thr', "http://purl.org/syndication/thread/1.0");
$xpath->registerNamespace('georss', "http://www.georss.org/georss");
$xpath->registerNamespace('activity', "http://activitystrea.ms/spec/1.0/");
$xpath->registerNamespace('media', "http://purl.org/syndication/atommedia");
$xpath->registerNamespace('poco', "http://portablecontacts.net/spec/1.0");
$xpath->registerNamespace('ostatus', "http://ostatus.org/schema/1.0");
$xpath->registerNamespace('statusnet', "http://status.net/schema/api/1/");
$header = array();
$header["uid"] = $importer["uid"];
$header["network"] = NETWORK_OSTATUS;
$header["type"] = "remote";
$header["wall"] = 0;
$header["origin"] = 0;
$header["gravity"] = GRAVITY_PARENT;
// it could either be a received post or a post we fetched by ourselves
// depending on that, the first node is different
$first_child = $doc->firstChild->tagName;
if ($first_child == "feed")
$entries = $xpath->query('/atom:feed/atom:entry');
else
$entries = $xpath->query('/atom:entry');
$conversation = "";
$conversationlist = array();
$item_id = 0;
// Reverse the order of the entries
foreach ($entries AS $entry)
$entrylist[] = $entry;
foreach (array_reverse($entrylist) AS $entry) {
$mention = false;
// fetch the author
if ($first_child == "feed")
$author = ostatus_fetchauthor($xpath, $doc->firstChild, $contact);
else
$author = ostatus_fetchauthor($xpath, $entry, $contact);
$item = array_merge($header, $author);
// Now get the item
$item["uri"] = $xpath->query('atom:id/text()', $entry)->item(0)->nodeValue;
$item["body"] = html2bbcode($xpath->query('atom:content/text()', $entry)->item(0)->nodeValue);
$item["object-type"] = $xpath->query('activity:object-type/text()', $entry)->item(0)->nodeValue;
$item["verb"] = $xpath->query('activity:verb/text()', $entry)->item(0)->nodeValue;
if ($item["verb"] == ACTIVITY_FOLLOW) {
// ignore "Follow" messages
$item = array();
continue;
}
if ($item["verb"] == ACTIVITY_FAVORITE) {
// ignore "Favorite" messages
$item = array();
continue;
}
$item["created"] = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
$item["edited"] = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
$conversation = $xpath->query('ostatus:conversation/text()', $entry)->item(0)->nodeValue;
$related = "";
$inreplyto = $xpath->query('thr:in-reply-to', $entry);
if (is_object($inreplyto->item(0))) {
foreach($inreplyto->item(0)->attributes AS $attributes) {
if ($attributes->name == "ref")
$item["parent-uri"] = $attributes->textContent;
if ($attributes->name == "href")
$related = $attributes->textContent;
}
}
$georsspoint = $xpath->query('georss:point', $entry);
if ($georsspoint)
$item["coord"] = $georsspoint->item(0)->nodeValue;
$categories = $xpath->query('atom:category', $entry);
if ($categories) {
foreach ($categories AS $category) {
foreach($category->attributes AS $attributes)
if ($attributes->name == "term") {
$term = $attributes->textContent;
if(strlen($item["tag"]))
$item["tag"] .= ',';
$item["tag"] .= "#[url=".$a->get_baseurl()."/search?tag=".$term."]".$term."[/url]";
}
}
}
$self = "";
$enclosure = "";
$links = $xpath->query('atom:link', $entry);
if ($links) {
$rel = "";
$href = "";
$type = "";
$length = "0";
$title = "";
foreach ($links AS $link) {
foreach($link->attributes AS $attributes) {
if ($attributes->name == "href")
$href = $attributes->textContent;
if ($attributes->name == "rel")
$rel = $attributes->textContent;
if ($attributes->name == "type")
$type = $attributes->textContent;
if ($attributes->name == "length")
$length = $attributes->textContent;
if ($attributes->name == "title")
$title = $attributes->textContent;
}
if (($rel != "") AND ($href != ""))
switch($rel) {
case "alternate":
$item["plink"] = $href;
break;
case "ostatus:conversation":
$conversation = $href;
break;
case "enclosure":
$enclosure = $href;
if(strlen($item["attach"]))
$item["attach"] .= ',';
$item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
break;
case "related":
if (!isset($item["parent-uri"]))
$item["parent-uri"] = $href;
if ($related == "")
$related = $href;
break;
case "self":
$self = $href;
break;
case "mentioned":
// Notification check
if ($importer["nurl"] == normalise_link($href))
$mention = true;
break;
}
}
}
$local_id = "";
$repeat_of = "";
$notice_info = $xpath->query('statusnet:notice_info', $entry);
if ($notice_info)
foreach($notice_info->item(0)->attributes AS $attributes) {
if ($attributes->name == "source")
$item["app"] = strip_tags($attributes->textContent);
if ($attributes->name == "local_id")
$local_id = $attributes->textContent;
if ($attributes->name == "repeat_of")
$repeat_of = $attributes->textContent;
}
// Is it a repeated post?
if ($repeat_of != "") {
$activityobjects = $xpath->query('activity:object', $entry)->item(0);
if (is_object($activityobjects)) {
$orig_uris = $xpath->query("activity:object/atom:link[@rel='alternate']", $activityobjects);
if ($orig_uris)
foreach($orig_uris->item(0)->attributes AS $attributes)
if ($attributes->name == "href")
$orig_uri = $attributes->textContent;
if (!isset($orig_uri))
$orig_uri = $xpath->query("atom:link[@rel='alternate']", $activityobjects)->item(0)->nodeValue;
if (!isset($orig_uri))
$orig_uri = $xpath->query("activity:object/atom:id", $activityobjects)->item(0)->nodeValue;
if (!isset($orig_uri))
$orig_uri = $xpath->query('atom:id/text()', $activityobjects)->item(0)->nodeValue;
$orig_body = $xpath->query('atom:content/text()', $activityobjects)->item(0)->nodeValue;
$orig_created = $xpath->query('atom:published/text()', $activityobjects)->item(0)->nodeValue;
$orig_contact = $contact;
$orig_author = ostatus_fetchauthor($xpath, $activityobjects, $orig_contact);
$prefix = share_header($orig_author['author-name'], $orig_author['author-link'], $orig_author['author-avatar'], "", $orig_created, $orig_uri);
$item["body"] = $prefix.html2bbcode($orig_body)."[/share]";
$item["verb"] = $xpath->query('activity:verb/text()', $activityobjects)->item(0)->nodeValue;
$item["object-type"] = $xpath->query('activity:object-type/text()', $activityobjects)->item(0)->nodeValue;
}
}
if ($enclosure != "")
$item["body"] .= add_page_info($enclosure);
if (isset($item["parent-uri"])) {
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
intval($importer["uid"]), dbesc($item["parent-uri"]));
if (!$r AND ($related != "")) {
$reply_path = str_replace("/notice/", "/api/statuses/show/", $related).".atom";
if ($reply_path != $related) {
logger("Fetching related items for user ".$importer["uid"]." from ".$reply_path, LOGGER_DEBUG);
$reply_xml = fetch_url($reply_path);
$reply_contact = $contact;
ostatus_import($reply_xml,$importer,$reply_contact);
// After the import try to fetch the parent item again
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
intval($importer["uid"]), dbesc($item["parent-uri"]));
}
}
if ($r) {
$item["type"] = 'remote-comment';
$item["gravity"] = GRAVITY_COMMENT;
}
} else
$item["parent-uri"] = $item["uri"];
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
intval($importer["uid"]), dbesc($item["uri"]));
if (!$r) {
$item_id = item_store($item);
//echo $xml;
//print_r($item);
//echo $item_id." ".$item["parent-uri"]."\n";
if ($item_id)
logger("Item was stored with id ".$item_id, LOGGER_DEBUG);
else
logger("Error storing item ".print_r($item, true), LOGGER_DEBUG);
$item["id"] = $item_id;
if (!isset($item["parent"]) OR ($item["parent"] == 0))
$item["parent"] = $item_id;
if ($mention AND ($item["id"] != 0)) {
$u = q("SELECT `notify-flags`, `language`, `username`, `email` FROM user WHERE uid = %d LIMIT 1", intval($item['uid']));
notification(array(
'type' => NOTIFY_TAGSELF,
'notify_flags' => $u[0]["notify-flags"],
'language' => $u[0]["language"],
'to_name' => $u[0]["username"],
'to_email' => $u[0]["email"],
'uid' => $item["uid"],
'item' => $item,
'link' => $a->get_baseurl().'/display/'.urlencode(get_item_guid($item["id"])),
'source_name' => $item["author-name"],
'source_link' => $item["author-link"],
'source_photo' => $item["author-avatar"],
'verb' => ACTIVITY_TAG,
'otype' => 'item',
'parent' => $item["parent"]
));
}
} else {
$item_id = $r[0]["id"];
logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
}
if (($conversation != "") AND ($item_id != 0)) {
// Check for duplicates. We really don't need to check the same conversation twice.
if (!in_array($conversation, $conversationlist)) {
complete_conversation($item_id, $conversation);
$conversationlist[] = $conversation;
}
}
}
}