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friendica_2020-09-1_sharedH.../include/import-dfrn.php
2016-01-30 03:17:46 +01:00

874 lines
30 KiB
PHP

<?php
/*
require_once("include/Contact.php");
require_once("include/html2bbcode.php");
require_once("include/bbcode.php");
require_once("mod/share.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");
*/
require_once("include/enotify.php");
require_once("include/threads.php");
require_once("include/socgraph.php");
require_once("include/items.php");
require_once("include/tags.php");
require_once("include/files.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 {
/**
* @brief Add new birthday event for this person
*
* @param array $contact Contact record
* @param string $birthday Birthday of the contact
*
*/
private function birthday_event($contact, $birthday) {
logger('updating birthday: '.$birthday.' for contact '.$contact['id']);
$bdtext = sprintf(t('%s\'s birthday'), $contact['name']);
$bdtext2 = sprintf(t('Happy Birthday %s'), ' [url=' . $contact['url'].']'.$contact['name'].'[/url]' ) ;
$r = q("INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
intval($contact['uid']),
intval($contact['id']),
dbesc(datetime_convert()),
dbesc(datetime_convert()),
dbesc(datetime_convert('UTC','UTC', $birthday)),
dbesc(datetime_convert('UTC','UTC', $birthday.' + 1 day ')),
dbesc($bdtext),
dbesc($bdtext2),
dbesc('birthday')
);
}
/**
* @brief Fetch the author data from head or entry items
*
* @param object $xpath XPath object
* @param object $context In which context should the data be searched
* @param array $importer Record of the importer contact
* @param string $element Element name from which the data is fetched
* @param array $contact The updated contact record of the author
* @param bool $onlyfetch Should the data only be fetched or should it update the contact record as well
*
* @return Returns an array with relevant data of the author
*/
private function fetchauthor($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;
$r = q("SELECT `id`, `uid`, `network`, `avatar-date`, `name-date`, `uri-date`, `addr`,
`name`, `nick`, `about`, `location`, `keywords`, `bdyear`, `bd`
FROM `contact` WHERE `uid` = %d AND `nurl` = '%s' AND `network` != '%s'",
intval($importer["uid"]), 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"];
$onlyfetch = true;
}
// 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 = $attributes->textContent;
if ($attributes->name == "updated")
$contact["avatar-date"] = $attributes->textContent;
}
if (($width > 0) AND ($href != ""))
$avatarlist[$width] = $href;
}
if (count($avatarlist) > 0) {
krsort($avatarlist);
$author["avatar"] = current($avatarlist);
}
//$onlyfetch = true; // Test
if ($r AND !$onlyfetch) {
// When was the last change to name or uri?
$name_element = $xpath->query($element."/atom:name", $context)->item(0);
foreach($name_element->attributes AS $attributes)
if ($attributes->name == "updated")
$contact["name-date"] = $attributes->textContent;
$link_element = $xpath->query($element."/atom:link", $context)->item(0);
foreach($link_element->attributes AS $attributes)
if ($attributes->name == "updated")
$contact["uri-date"] = $attributes->textContent;
// Update contact data
$value = $xpath->evaluate($element.'/dfrn:handle/text()', $context)->item(0)->nodeValue;
if ($value != "")
$contact["addr"] = $value;
$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 Add support for the following fields that we don't support by now in the contact table:
/// - poco:utcOffset
/// - poco:ims
/// - poco:urls
/// - poco:locality
/// - poco:region
/// - poco:country
// Save the keywords into the contact table
$tags = array();
$tagelements = $xpath->evaluate($element.'/poco:tags/text()', $context);
foreach($tagelements AS $tag)
$tags[$tag->nodeValue] = $tag->nodeValue;
if (count($tags))
$contact["keywords"] = implode(", ", $tags);
// "dfrn:birthday" contains the birthday converted to UTC
$old_bdyear = $contact["bdyear"];
$birthday = $xpath->evaluate($element.'/dfrn:birthday/text()', $context)->item(0)->nodeValue;
if (strtotime($birthday) > time()) {
$bd_timestamp = strtotime($birthday);
$contact["bdyear"] = date("Y", $bd_timestamp);
}
// "poco:birthday" is the birthday in the format "yyyy-mm-dd"
$value = $xpath->evaluate($element.'/poco:birthday/text()', $context)->item(0)->nodeValue;
if (!in_array($value, array("", "0000-00-00"))) {
$bdyear = date("Y");
$value = str_replace("0000", $bdyear, $value);
if (strtotime($value) < time()) {
$value = str_replace($bdyear, $bdyear + 1, $value);
$bdyear = $bdyear + 1;
}
$contact["bd"] = $value;
}
if ($old_bdyear != $contact["bdyear"])
self::birthday_event($contact, $birthday);
// Get all field names
$fields = array();
foreach ($r[0] AS $field => $data)
$fields[$field] = $data;
unset($fields["id"]);
unset($fields["uid"]);
foreach ($fields AS $field => $data)
if ($contact[$field] != $r[0][$field])
$update = true;
if ($update) {
logger("Update contact data for contact ".$contact["id"], LOGGER_DEBUG);
q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s',
`addr` = '%s', `keywords` = '%s', `bdyear` = '%s', `bd` = '%s'
`avatar-date` = '%s', `name-date` = '%s', `uri-date` = '%s'
WHERE `id` = %d AND `network` = '%s'",
dbesc($contact["name"]), dbesc($contact["nick"]), dbesc($contact["about"]), dbesc($contact["location"]),
dbesc($contact["addr"]), dbesc($contact["keywords"]), dbesc($contact["bdyear"]),
dbesc($contact["bd"]), dbesc($contact["avatar-date"]), dbesc($contact["name-date"]), dbesc($contact["uri-date"]),
intval($contact["id"]), dbesc($contact["network"]));
}
update_contact_avatar($author["avatar"], $importer["uid"], $contact["id"], ($contact["avatar-date"] != $r[0]["avatar-date"]));
$contact["generation"] = 2;
$contact["photo"] = $author["avatar"];
update_gcontact($contact);
}
return($author);
}
private function transform_activity($xpath, $activity, $element) {
if (!is_object($activity))
return "";
$obj_doc = new DOMDocument('1.0', 'utf-8');
$obj_doc->formatOutput = true;
$obj_element = $obj_doc->createElementNS(NS_ATOM, $element);
$activity_type = $xpath->query('activity:object-type/text()', $activity)->item(0)->nodeValue;
xml_add_element($obj_doc, $obj_element, "type", $activity_type);
$id = $xpath->query('atom:id', $activity)->item(0);
if (is_object($id))
$obj_element->appendChild($obj_doc->importNode($id, true));
$title = $xpath->query('atom:title', $activity)->item(0);
if (is_object($title))
$obj_element->appendChild($obj_doc->importNode($title, true));
$link = $xpath->query('atom:link', $activity)->item(0);
if (is_object($link))
$obj_element->appendChild($obj_doc->importNode($link, true));
$content = $xpath->query('atom:content', $activity)->item(0);
if (is_object($content))
$obj_element->appendChild($obj_doc->importNode($content, true));
$obj_doc->appendChild($obj_element);
$objxml = $obj_doc->saveXML($obj_element);
// @todo This isn't totally clean. We should find a way to transform the namespaces
$objxml = str_replace('<'.$element.' xmlns="http://www.w3.org/2005/Atom">', "<".$element.">", $objxml);
return($objxml);
}
private function process_mail($xpath, $mail, $importer) {
logger("Processing mails");
$msg = array();
$msg["uid"] = $importer['importer_uid'];
$msg["from-name"] = $xpath->query('dfrn:sender/dfrn:name/text()', $mail)->item(0)->nodeValue;
$msg["from-url"] = $xpath->query('dfrn:sender/dfrn:uri/text()', $mail)->item(0)->nodeValue;
$msg["from-photo"] = $xpath->query('dfrn:sender/dfrn:avatar/text()', $mail)->item(0)->nodeValue;
$msg["contact-id"] = $importer["id"];
$msg["uri"] = $xpath->query('dfrn:id/text()', $mail)->item(0)->nodeValue;
$msg["parent-uri"] = $xpath->query('dfrn:in-reply-to/text()', $mail)->item(0)->nodeValue;
$msg["created"] = $xpath->query('dfrn:sentdate/text()', $mail)->item(0)->nodeValue;
$msg["title"] = $xpath->query('dfrn:subject/text()', $mail)->item(0)->nodeValue;
$msg["body"] = $xpath->query('dfrn:content/text()', $mail)->item(0)->nodeValue;
$msg["seen"] = 0;
$msg["replied"] = 0;
dbesc_array($msg);
$r = dbq("INSERT INTO `mail` (`".implode("`, `", array_keys($msg))."`) VALUES ('".implode("', '", array_values($msg))."')");
// send notifications.
$notif_params = array(
'type' => NOTIFY_MAIL,
'notify_flags' => $importer['notify-flags'],
'language' => $importer['language'],
'to_name' => $importer['username'],
'to_email' => $importer['email'],
'uid' => $importer['importer_uid'],
'item' => $msg,
'source_name' => $msg['from-name'],
'source_link' => $importer['url'],
'source_photo' => $importer['thumb'],
'verb' => ACTIVITY_POST,
'otype' => 'mail'
);
notification($notif_params);
}
private function process_suggestion($xpath, $suggestion, $importer) {
logger("Processing suggestions");
$suggest = array();
$suggest["uid"] = $importer["importer_uid"];
$suggest["cid"] = $importer["id"];
$suggest["url"] = $xpath->query('dfrn:url/text()', $suggestion)->item(0)->nodeValue;
$suggest["name"] = $xpath->query('dfrn:name/text()', $suggestion)->item(0)->nodeValue;
$suggest["photo"] = $xpath->query('dfrn:photo/text()', $suggestion)->item(0)->nodeValue;
$suggest["request"] = $xpath->query('dfrn:request/text()', $suggestion)->item(0)->nodeValue;
$suggest["note"] = $xpath->query('dfrn:note/text()', $suggestion)->item(0)->nodeValue;
// Does our member already have a friend matching this description?
$r = q("SELECT `id` FROM `contact` WHERE `name` = '%s' AND `nurl` = '%s' AND `uid` = %d LIMIT 1",
dbesc($suggest["name"]),
dbesc(normalise_link($suggest["url"])),
intval($suggest["uid"])
);
if(count($r))
return false;
// Do we already have an fcontact record for this person?
$fid = 0;
$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
dbesc($suggest["url"]),
dbesc($suggest["name"]),
dbesc($suggest["request"])
);
if(count($r)) {
$fid = $r[0]["id"];
// OK, we do. Do we already have an introduction for this person ?
$r = q("SELECT `id` FROM `intro` WHERE `uid` = %d AND `fid` = %d LIMIT 1",
intval($suggest["uid"]),
intval($fid)
);
if(count($r))
return false;
}
if(!$fid)
$r = q("INSERT INTO `fcontact` (`name`,`url`,`photo`,`request`) VALUES ('%s', '%s', '%s', '%s')",
dbesc($suggest["name"]),
dbesc($suggest["url"]),
dbesc($suggest["photo"]),
dbesc($suggest["request"])
);
$r = q("SELECT `id` FROM `fcontact` WHERE `url` = '%s' AND `name` = '%s' AND `request` = '%s' LIMIT 1",
dbesc($suggest["url"]),
dbesc($suggest["name"]),
dbesc($suggest["request"])
);
if(count($r))
$fid = $r[0]["id"];
else
// database record did not get created. Quietly give up.
return false;
$hash = random_string();
$r = q("INSERT INTO `intro` (`uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked`)
VALUES(%d, %d, %d, '%s', '%s', '%s', %d)",
intval($suggest["uid"]),
intval($fid),
intval($suggest["cid"]),
dbesc($suggest["body"]),
dbesc($hash),
dbesc(datetime_convert()),
intval(0)
);
notification(array(
'type' => NOTIFY_SUGGEST,
'notify_flags' => $importer["notify-flags"],
'language' => $importer["language"],
'to_name' => $importer["username"],
'to_email' => $importer["email"],
'uid' => $importer["importer_uid"],
'item' => $suggest,
'link' => App::get_baseurl()."/notifications/intros",
'source_name' => $importer["name"],
'source_link' => $importer["url"],
'source_photo' => $importer["photo"],
'verb' => ACTIVITY_REQ_FRIEND,
'otype' => "intro"
));
return true;
}
private function process_relocation($xpath, $relocation, $importer) {
logger("Processing relocations");
$relocate = array();
$relocate["uid"] = $importer["importer_uid"];
$relocate["cid"] = $importer["id"];
$relocate["url"] = $xpath->query('dfrn:url/text()', $relocation)->item(0)->nodeValue;
$relocate["name"] = $xpath->query('dfrn:name/text()', $relocation)->item(0)->nodeValue;
$relocate["photo"] = $xpath->query('dfrn:photo/text()', $relocation)->item(0)->nodeValue;
$relocate["thumb"] = $xpath->query('dfrn:thumb/text()', $relocation)->item(0)->nodeValue;
$relocate["micro"] = $xpath->query('dfrn:micro/text()', $relocation)->item(0)->nodeValue;
$relocate["request"] = $xpath->query('dfrn:request/text()', $relocation)->item(0)->nodeValue;
$relocate["confirm"] = $xpath->query('dfrn:confirm/text()', $relocation)->item(0)->nodeValue;
$relocate["notify"] = $xpath->query('dfrn:notify/text()', $relocation)->item(0)->nodeValue;
$relocate["poll"] = $xpath->query('dfrn:poll/text()', $relocation)->item(0)->nodeValue;
$relocate["sitepubkey"] = $xpath->query('dfrn:sitepubkey/text()', $relocation)->item(0)->nodeValue;
// update contact
$r = q("SELECT `photo`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d;",
intval($importer["id"]),
intval($importer["importer_uid"]));
if (!$r)
return false;
$old = $r[0];
$x = q("UPDATE `contact` SET
`name` = '%s',
`photo` = '%s',
`thumb` = '%s',
`micro` = '%s',
`url` = '%s',
`nurl` = '%s',
`request` = '%s',
`confirm` = '%s',
`notify` = '%s',
`poll` = '%s',
`site-pubkey` = '%s'
WHERE `id` = %d AND `uid` = %d;",
dbesc($relocate["name"]),
dbesc($relocate["photo"]),
dbesc($relocate["thumb"]),
dbesc($relocate["micro"]),
dbesc($relocate["url"]),
dbesc(normalise_link($relocate["url"])),
dbesc($relocate["request"]),
dbesc($relocate["confirm"]),
dbesc($relocate["notify"]),
dbesc($relocate["poll"]),
dbesc($relocate["sitepubkey"]),
intval($importer["id"]),
intval($importer["importer_uid"]));
if ($x === false)
return false;
// update items
$fields = array(
'owner-link' => array($old["url"], $relocate["url"]),
'author-link' => array($old["url"], $relocate["url"]),
'owner-avatar' => array($old["photo"], $relocate["photo"]),
'author-avatar' => array($old["photo"], $relocate["photo"]),
);
foreach ($fields as $n=>$f){
$x = q("UPDATE `item` SET `%s` = '%s' WHERE `%s` = '%s' AND `uid` = %d",
$n, dbesc($f[1]),
$n, dbesc($f[0]),
intval($importer["importer_uid"]));
if ($x === false)
return false;
}
/// @TODO
/// merge with current record, current contents have priority
/// update record, set url-updated
/// update profile photos
/// schedule a scan?
return true;
}
private function process_entry($header, $xpath, $entry, $importer, $contact) {
logger("Processing entries");
$item = $header;
// 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);
return false;
}
// 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;
// We store the data from "dfrn:diaspora_signature" in a later step. See some lines below
$signature = $xpath->query('dfrn:diaspora_signature/text()', $entry)->item(0)->nodeValue;
$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;
// I have the feeling that we don't do anything with this data
$object = $xpath->query('activity:object', $entry)->item(0);
$item["object"] = self::transform_activity($xpath, $object, "object");
// Could someone explain what this is for?
$target = $xpath->query('activity:target', $entry)->item(0);
$item["target"] = self::transform_activity($xpath, $target, "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"] .= ',';
$item["tag"] .= "#[url=".App::get_baseurl()."/search?tag=".$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="'.$title.'"[/attach]';
break;
}
}
}
//print_r($item);
$item_id = item_store($item);
if (!$item_id) {
logger("Error storing item", LOGGER_DEBUG);
return false;
} else {
logger("Item was stored with id ".$item_id, LOGGER_DEBUG);
if ($signature) {
$signature = json_decode(base64_decode($signature));
// Check for falsely double encoded signatures
$signature->signature = diaspora_repair_signature($signature->signature, $signature->signer);
// Store it in the "sign" table where we will read it for comments that we relay to Diaspora
q("INSERT INTO `sign` (`iid`,`signed_text`,`signature`,`signer`) VALUES (%d,'%s','%s','%s')",
intval($item_id),
dbesc($signature->signed_text),
dbesc($signature->signature),
dbesc($signature->signer)
);
}
}
return $item_id;
}
private function process_deletion($header, $xpath, $deletion, $importer, $contact_id) {
logger("Processing deletions");
foreach($deletion->attributes AS $attributes) {
if ($attributes->name == "ref")
$uri = $attributes->textContent;
if ($attributes->name == "when")
$when = $attributes->textContent;
}
if ($when)
$when = datetime_convert('UTC','UTC', $when, 'Y-m-d H:i:s');
else
$when = datetime_convert('UTC','UTC','now','Y-m-d H:i:s');
if (!$uri OR !$contact_id)
return false;
$r = q("SELECT `item`.*, `contact`.`self` FROM `item` INNER JOIN `contact` on `item`.`contact-id` = `contact`.`id`
WHERE `uri` = '%s' AND `item`.`uid` = %d AND `contact-id` = %d AND NOT `item`.`file` LIKE '%%[%%' LIMIT 1",
dbesc($uri),
intval($importer["uid"]),
intval($contact_id)
);
if(count($r)) {
$item = $r[0];
if(!$item["deleted"])
logger('deleting item '.$item["id"].' uri='.$item['uri'], LOGGER_DEBUG);
if($item["object-type"] === ACTIVITY_OBJ_EVENT) {
logger("Deleting event ".$item["event-id"], LOGGER_DEBUG);
event_delete($item["event-id"]);
}
if(($item["verb"] === ACTIVITY_TAG) && ($item["object-type"] === ACTIVITY_OBJ_TAGTERM)) {
$xo = parse_xml_string($item["object"],false);
$xt = parse_xml_string($item["target"],false);
if($xt->type === ACTIVITY_OBJ_NOTE) {
$i = q("SELECT `id`, `contact-id`, `tag` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
dbesc($xt->id),
intval($importer["importer_uid"])
);
if(count($i)) {
// For tags, the owner cannot remove the tag on the author's copy of the post.
$owner_remove = (($item['contact-id'] == $i[0]['contact-id']) ? true: false);
$author_remove = (($item['origin'] && $item['self']) ? true : false);
$author_copy = (($item['origin']) ? true : false);
if($owner_remove && $author_copy)
continue;
if($author_remove || $owner_remove) {
$tags = explode(',',$i[0]['tag']);
$newtags = array();
if(count($tags)) {
foreach($tags as $tag)
if(trim($tag) !== trim($xo->body))
$newtags[] = trim($tag);
}
q("UPDATE `item` SET `tag` = '%s' WHERE `id` = %d",
dbesc(implode(',',$newtags)),
intval($i[0]['id'])
);
create_tags_from_item($i[0]['id']);
}
}
}
}
if($item['uri'] == $item['parent-uri']) {
$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
`body` = '', `title` = ''
WHERE `parent-uri` = '%s' AND `uid` = %d",
dbesc($when),
dbesc(datetime_convert()),
dbesc($item['uri']),
intval($importer['uid'])
);
create_tags_from_itemuri($item['uri'], $importer['uid']);
create_files_from_itemuri($item['uri'], $importer['uid']);
update_thread_uri($item['uri'], $importer['uid']);
} else {
$r = q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s',
`body` = '', `title` = ''
WHERE `uri` = '%s' AND `uid` = %d",
dbesc($when),
dbesc(datetime_convert()),
dbesc($uri),
intval($importer['uid'])
);
create_tags_from_itemuri($uri, $importer['uid']);
create_files_from_itemuri($uri, $importer['uid']);
if($item['last-child']) {
// ensure that last-child is set in case the comment that had it just got wiped.
q("UPDATE `item` SET `last-child` = 0, `changed` = '%s' WHERE `parent-uri` = '%s' AND `uid` = %d ",
dbesc(datetime_convert()),
dbesc($item['parent-uri']),
intval($item['uid'])
);
// who is the last child now?
$r = q("SELECT `id` FROM `item` WHERE `parent-uri` = '%s' AND `type` != 'activity' AND `deleted` = 0 AND `moderated` = 0 AND `uid` = %d
ORDER BY `created` DESC LIMIT 1",
dbesc($item['parent-uri']),
intval($importer['uid'])
);
if(count($r)) {
q("UPDATE `item` SET `last-child` = 1 WHERE `id` = %d",
intval($r[0]['id'])
);
}
}
}
}
}
function import($xml,$importer, &$contact) {
if ($xml == "")
return;
$doc = new DOMDocument();
@$doc->loadXML($xml);
$xpath = new DomXPath($doc);
$xpath->registerNamespace('atom', NAMESPACE_ATOM1);
$xpath->registerNamespace('thr', NAMESPACE_THREAD);
$xpath->registerNamespace('at', NAMESPACE_TOMB);
$xpath->registerNamespace('media', NAMESPACE_MEDIA);
$xpath->registerNamespace('dfrn', NAMESPACE_DFRN);
$xpath->registerNamespace('activity', NAMESPACE_ACTIVITY);
$xpath->registerNamespace('georss', NAMESPACE_GEORSS);
$xpath->registerNamespace('poco', NAMESPACE_POCO);
$xpath->registerNamespace('ostatus', NAMESPACE_OSTATUS);
$xpath->registerNamespace('statusnet', NAMESPACE_STATUSNET);
if (!$contact) {
$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `self`", intval($importer["uid"]));
$contact = $r[0];
}
$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
$dfrn_owner = self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", $contact, false);
logger("Import DFRN message for user ".$importer["uid"]." from contact ".$contact["id"]." ".print_r($dfrn_owner, true)." - ".print_r($contact, true), LOGGER_DEBUG);
//if (!$dfrn_owner["found"]) {
// logger("Author doesn't seem to be known by us. UID: ".$importer["uid"]." Contact: ".$dfrn_owner["contact-id"]." - ".print_r($dfrn_owner, true));
// return;
//}
// is it a public forum? Private forums aren't supported by now with this method
$forum = intval($xpath->evaluate('/atom:feed/dfrn:community/text()', $context)->item(0)->nodeValue);
if ($forum AND ($dfrn_owner["contact-id"] != 0))
q("UPDATE `contact` SET `forum` = %d WHERE `forum` != %d AND `id` = %d",
intval($forum), intval($forum),
intval($dfrn_owner["contact-id"])
);
$mails = $xpath->query('/atom:feed/dfrn:mail');
foreach ($mails AS $mail)
self::process_mail($xpath, $mail, $importer);
$suggestions = $xpath->query('/atom:feed/dfrn:suggest');
foreach ($suggestions AS $suggestion)
self::process_suggestion($xpath, $suggestion, $importer);
$relocations = $xpath->query('/atom:feed/dfrn:relocate');
foreach ($relocations AS $relocation)
self::process_relocation($xpath, $relocation, $importer);
$deletions = $xpath->query('/atom:feed/at:deleted-entry');
foreach ($deletions AS $deletion)
self::process_deletion($header, $xpath, $deletion, $importer, $dfrn_owner["contact-id"]);
$entries = $xpath->query('/atom:feed/atom:entry');
foreach ($entries AS $entry)
self::process_entry($header, $xpath, $entry, $importer, $contact);
}
}
?>