friendica/include/import-dfrn.php

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PHP
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2016-01-27 11:30:12 +01:00
<?php
/*
require_once("include/Contact.php");
require_once("include/threads.php");
require_once("include/html2bbcode.php");
require_once("include/bbcode.php");
require_once("include/items.php");
require_once("mod/share.php");
require_once("include/enotify.php");
require_once("include/socgraph.php");
require_once("include/Photo.php");
require_once("include/Scrape.php");
require_once("include/follow.php");
require_once("include/api.php");
require_once("mod/proxy.php");
*/
define("NS_ATOM", "http://www.w3.org/2005/Atom");
define("NS_THR", "http://purl.org/syndication/thread/1.0");
define("NS_GEORSS", "http://www.georss.org/georss");
define("NS_ACTIVITY", "http://activitystrea.ms/spec/1.0/");
define("NS_MEDIA", "http://purl.org/syndication/atommedia");
define("NS_POCO", "http://portablecontacts.net/spec/1.0");
define("NS_OSTATUS", "http://ostatus.org/schema/1.0");
define("NS_STATUSNET", "http://status.net/schema/api/1/");
class dfrn2 {
function fetchauthor($xpath, $context, $importer, $element, &$contact, $onlyfetch) {
$author = array();
$author["name"] = $xpath->evaluate($element.'/atom:name/text()', $context)->item(0)->nodeValue;
$author["link"] = $xpath->evaluate($element.'/atom:uri/text()', $context)->item(0)->nodeValue;
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `nurl` IN ('%s', '%s') AND `network` != '%s'",
intval($importer["uid"]), dbesc(normalise_link($author["author-link"])),
dbesc(normalise_link($author["link"])), dbesc(NETWORK_STATUSNET));
if ($r) {
$contact = $r[0];
$author["contact-id"] = $r[0]["id"];
$author["network"] = $r[0]["network"];
} else {
$author["contact-id"] = $contact["id"];
$author["network"] = $contact["network"];
}
// Until now we aren't serving different sizes - but maybe later
$avatarlist = array();
// @todo check if "avatar" or "photo" would be the best field in the specification
$avatars = $xpath->query($element."/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);
$author["avatar"] = current($avatarlist);
}
if ($r AND !$onlyfetch) {
// Update contact data
$value = $xpath->evaluate($element.'/poco:displayName/text()', $context)->item(0)->nodeValue;
if ($value != "")
$contact["name"] = $value;
$value = $xpath->evaluate($element.'/poco:preferredUsername/text()', $context)->item(0)->nodeValue;
if ($value != "")
$contact["nick"] = $value;
$value = $xpath->evaluate($element.'/poco:note/text()', $context)->item(0)->nodeValue;
if ($value != "")
$contact["about"] = $value;
$value = $xpath->evaluate($element.'/poco:address/poco:formatted/text()', $context)->item(0)->nodeValue;
if ($value != "")
$contact["location"] = $value;
/// @todo
/// poco:birthday
/// poco:utcOffset
/// poco:updated
/// poco:ims
/// poco:tags
/*
if (($contact["name"] != $r[0]["name"]) OR ($contact["nick"] != $r[0]["nick"]) OR ($contact["about"] != $r[0]["about"]) OR ($contact["location"] != $r[0]["location"])) {
logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s', `name-date` = '%s' WHERE `id` = %d AND `network` = '%s'",
dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
dbesc(datetime_convert()), intval($contact["id"]), dbesc(NETWORK_OSTATUS));
}
if (isset($author["author-avatar"]) AND ($author["author-avatar"] != $r[0]['photo'])) {
logger("Update profile picture for contact ".$contact["id"], LOGGER_DEBUG);
$photos = import_profile_photo($author["author-avatar"], $importer["uid"], $contact["id"]);
q("UPDATE `contact` SET `photo` = '%s', `thumb` = '%s', `micro` = '%s', `avatar-date` = '%s' WHERE `id` = %d AND `network` = '%s'",
dbesc($author["author-avatar"]), dbesc($photos[1]), dbesc($photos[2]),
dbesc(datetime_convert()), intval($contact["id"]), dbesc(NETWORK_OSTATUS));
}
*/
/// @todo Add the "addr" field
// $contact["generation"] = 2;
// $contact["photo"] = $author["avatar"];
//print_r($contact);
//update_gcontact($contact);
}
return($author);
}
function import($xml,$importer,&$contact, &$hub) {
$a = get_app();
logger("Import DFRN message", LOGGER_DEBUG);
if ($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('at', "http://purl.org/atompub/tombstones/1.0");
$xpath->registerNamespace('media', "http://purl.org/syndication/atommedia");
$xpath->registerNamespace('dfrn', "http://purl.org/macgirvin/dfrn/1.0");
$xpath->registerNamespace('activity', "http://activitystrea.ms/spec/1.0/");
$xpath->registerNamespace('georss', "http://www.georss.org/georss");
$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_DFRN;
$header["type"] = "remote";
$header["wall"] = 0;
$header["origin"] = 0;
$header["gravity"] = GRAVITY_PARENT;
$header["contact-id"] = $importer["id"];
// Update the contact table if the data has changed
// Only the "dfrn:owner" in the head section contains all data
self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", $contact, false);
$entries = $xpath->query('/atom:feed/atom:entry');
$item_id = 0;
// Reverse the order of the entries
$entrylist = array();
foreach ($entries AS $entry)
$entrylist[] = $entry;
foreach (array_reverse($entrylist) AS $entry) {
$item = $header;
$mention = false;
// Fetch the owner
$owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", $contact, true);
$item["owner-name"] = $owner["name"];
$item["owner-link"] = $owner["link"];
$item["owner-avatar"] = $owner["avatar"];
if ($header["contact-id"] != $owner["contact-id"])
$item["contact-id"] = $owner["contact-id"];
if (($header["network"] != $owner["network"]) AND ($owner["network"] != ""))
$item["network"] = $owner["network"];
// fetch the author
$author = self::fetchauthor($xpath, $entry, $importer, "atom:author", $contact, true);
$item["author-name"] = $author["name"];
$item["author-link"] = $author["link"];
$item["author-avatar"] = $author["avatar"];
if ($header["contact-id"] != $author["contact-id"])
$item["contact-id"] = $author["contact-id"];
if (($header["network"] != $author["network"]) AND ($author["network"] != ""))
$item["network"] = $author["network"];
// Now get the item
$item["uri"] = $xpath->query('atom:id/text()', $entry)->item(0)->nodeValue;
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s'",
intval($importer["uid"]), dbesc($item["uri"]));
if ($r) {
//logger("Item with uri ".$item["uri"]." for user ".$importer["uid"]." already existed under id ".$r[0]["id"], LOGGER_DEBUG);
//continue;
}
// Is it a reply?
$inreplyto = $xpath->query('thr:in-reply-to', $entry);
if (is_object($inreplyto->item(0))) {
$objecttype = ACTIVITY_OBJ_COMMENT;
$item["type"] = 'remote-comment';
$item["gravity"] = GRAVITY_COMMENT;
foreach($inreplyto->item(0)->attributes AS $attributes) {
if ($attributes->name == "ref")
$item["parent-uri"] = $attributes->textContent;
}
} else {
$objecttype = ACTIVITY_OBJ_NOTE;
$item["parent-uri"] = $item["uri"];
}
$item["title"] = $xpath->query('atom:title/text()', $entry)->item(0)->nodeValue;
$item["created"] = $xpath->query('atom:published/text()', $entry)->item(0)->nodeValue;
$item["edited"] = $xpath->query('atom:updated/text()', $entry)->item(0)->nodeValue;
$item["body"] = $xpath->query('dfrn:env/text()', $entry)->item(0)->nodeValue;
$item["body"] = str_replace(array(' ',"\t","\r","\n"), array('','','',''),$item["body"]);
// make sure nobody is trying to sneak some html tags by us
$item["body"] = notags(base64url_decode($item["body"]));
$item["body"] = limit_body_size($item["body"]);
/// @todo Do we need the old check for HTML elements?
// We don't need the content element since "dfrn:env" is always present
//$item["body"] = $xpath->query('atom:content/text()', $entry)->item(0)->nodeValue;
$item["last-child"] = $xpath->query('dfrn:comment-allow/text()', $entry)->item(0)->nodeValue;
$item["location"] = $xpath->query('dfrn:location/text()', $entry)->item(0)->nodeValue;
$georsspoint = $xpath->query('georss:point', $entry);
if ($georsspoint)
$item["coord"] = $georsspoint->item(0)->nodeValue;
$item["private"] = $xpath->query('dfrn:private/text()', $entry)->item(0)->nodeValue;
$item["extid"] = $xpath->query('dfrn:extid/text()', $entry)->item(0)->nodeValue;
if ($xpath->query('dfrn:extid/text()', $entry)->item(0)->nodeValue == "true")
$item["bookmark"] = true;
$notice_info = $xpath->query('statusnet:notice_info', $entry);
if ($notice_info AND ($notice_info->length > 0)) {
foreach($notice_info->item(0)->attributes AS $attributes) {
if ($attributes->name == "source")
$item["app"] = strip_tags($attributes->textContent);
}
}
$item["guid"] = $xpath->query('dfrn:diaspora_guid/text()', $entry)->item(0)->nodeValue;
// dfrn:diaspora_signature
$item["verb"] = $xpath->query('activity:verb/text()', $entry)->item(0)->nodeValue;
if ($xpath->query('activity:object-type/text()', $entry)->item(0)->nodeValue != "")
$objecttype = $xpath->query('activity:object-type/text()', $entry)->item(0)->nodeValue;
$item["object-type"] = $objecttype;
// activity:object
// activity:target
$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]";
}
}
}
$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 "enclosure":
$enclosure = $href;
if(strlen($item["attach"]))
$item["attach"] .= ',';
$item["attach"] .= '[attach]href="'.$href.'" length="'.$length.'" type="'.$type.'" title="'.$title.'"[/attach]';
break;
case "mentioned":
// Notification check
if ($importer["nurl"] == normalise_link($href))
$mention = true;
break;
}
}
}
print_r($item);
/*
if (!$item_id) {
logger("Error storing item", LOGGER_DEBUG);
continue;
}
logger("Item was stored with id ".$item_id, LOGGER_DEBUG);
$item["id"] = $item_id;
*/
/*
if ($mention) {
$u = q("SELECT `notify-flags`, `language`, `username`, `email` FROM user WHERE uid = %d LIMIT 1", intval($item['uid']));
$r = q("SELECT `parent` FROM `item` WHERE `id` = %d", intval($item_id));
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' => $r[0]["parent"]
));
}
*/
}
}
}
?>