Commit 905aded8 authored by Evan Prodromou's avatar Evan Prodromou

move account-moving classes to their own libraries

parent 81079fe5
<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* A class for moving an account to a new server
*
* PHP version 5
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Account
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Moves an account from this server to another
*
* @category Account
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class AccountMover
{
private $_user = null;
private $_profile = null;
private $_remote = null;
private $_sink = null;
function __construct($user, $remote, $password)
{
$this->_user = $user;
$this->_profile = $user->getProfile();
$oprofile = Ostatus_profile::ensureProfileURI($remote);
if (empty($oprofile)) {
throw new Exception("Can't locate account {$remote}");
}
$this->_remote = $oprofile->localProfile();
list($svcDocUrl, $username) = self::getServiceDocument($remote);
$this->_sink = new ActivitySink($svcDocUrl, $username, $password);
}
static function getServiceDocument($remote)
{
$discovery = new Discovery();
$xrd = $discovery->lookup($remote);
if (empty($xrd)) {
throw new Exception("Can't find XRD for $remote");
}
$svcDocUrl = null;
$username = null;
foreach ($xrd->links as $link) {
if ($link['rel'] == 'http://apinamespace.org/atom' &&
$link['type'] == 'application/atomsvc+xml') {
$svcDocUrl = $link['href'];
if (!empty($link['property'])) {
foreach ($link['property'] as $property) {
if ($property['type'] == 'http://apinamespace.org/atom/username') {
$username = $property['value'];
break;
}
}
}
break;
}
}
if (empty($svcDocUrl)) {
throw new Exception("No AtomPub API service for $remote.");
}
return array($svcDocUrl, $username);
}
function move()
{
$stream = new UserActivityStream($this->_user);
$acts = array_reverse($stream->activities);
// Reverse activities to run in correct chron order
foreach ($acts as $act) {
$this->_moveActivity($act);
}
}
private function _moveActivity($act)
{
switch ($act->verb) {
case ActivityVerb::FAVORITE:
// push it, then delete local
$this->_sink->postActivity($act);
$notice = Notice::staticGet('uri', $act->objects[0]->id);
if (!empty($notice)) {
$fave = Fave::pkeyGet(array('user_id' => $this->_user->id,
'notice_id' => $notice->id));
$fave->delete();
}
break;
case ActivityVerb::POST:
// XXX: send a reshare, not a post
common_log(LOG_INFO, "Pushing notice {$act->objects[0]->id} to {$this->_remote->getURI()}");
$this->_sink->postActivity($act);
$notice = Notice::staticGet('uri', $act->objects[0]->id);
if (!empty($notice)) {
$notice->delete();
}
break;
case ActivityVerb::JOIN:
$this->_sink->postActivity($act);
$group = User_group::staticGet('uri', $act->objects[0]->id);
if (!empty($group)) {
Group_member::leave($group->id, $this->_user->id);
}
break;
case ActivityVerb::FOLLOW:
if ($act->actor->id == $this->_user->uri) {
$this->_sink->postActivity($act);
$other = Profile::fromURI($act->objects[0]->id);
if (!empty($other)) {
Subscription::cancel($this->_profile, $other);
}
} else {
$otherUser = User::staticGet('uri', $act->actor->id);
if (!empty($otherUser)) {
$otherProfile = $otherUser->getProfile();
Subscription::start($otherProfile, $this->_remote);
Subscription::cancel($otherProfile, $this->_user->getProfile());
} else {
// It's a remote subscription. Do something here!
}
}
break;
}
}
}
<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* A remote, atompub-receiving service
*
* PHP version 5
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category AtomPub
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* A remote service that supports AtomPub
*
* @category AtomPub
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class ActivitySink
{
protected $svcDocUrl = null;
protected $username = null;
protected $password = null;
protected $collections = array();
function __construct($svcDocUrl, $username, $password)
{
$this->svcDocUrl = $svcDocUrl;
$this->username = $username;
$this->password = $password;
$this->_parseSvcDoc();
}
private function _parseSvcDoc()
{
$client = new HTTPClient();
$response = $client->get($this->svcDocUrl);
if ($response->getStatus() != 200) {
throw new Exception("Can't get {$this->svcDocUrl}; response status " . $response->getStatus());
}
$xml = $response->getBody();
$dom = new DOMDocument();
// We don't want to bother with white spaces
$dom->preserveWhiteSpace = false;
// Don't spew XML warnings to output
$old = error_reporting();
error_reporting($old & ~E_WARNING);
$ok = $dom->loadXML($xml);
error_reporting($old);
$path = new DOMXPath($dom);
$path->registerNamespace('atom', 'http://www.w3.org/2005/Atom');
$path->registerNamespace('app', 'http://www.w3.org/2007/app');
$path->registerNamespace('activity', 'http://activitystrea.ms/spec/1.0/');
$collections = $path->query('//app:collection');
for ($i = 0; $i < $collections->length; $i++) {
$collection = $collections->item($i);
$url = $collection->getAttribute('href');
$takesEntries = false;
$accepts = $path->query('app:accept', $collection);
for ($j = 0; $j < $accepts->length; $j++) {
$accept = $accepts->item($j);
$acceptValue = $accept->nodeValue;
if (preg_match('#application/atom\+xml(;\s*type=entry)?#', $acceptValue)) {
$takesEntries = true;
break;
}
}
if (!$takesEntries) {
continue;
}
$verbs = $path->query('activity:verb', $collection);
if ($verbs->length == 0) {
$this->_addCollection(ActivityVerb::POST, $url);
} else {
for ($k = 0; $k < $verbs->length; $k++) {
$verb = $verbs->item($k);
$this->_addCollection($verb->nodeValue, $url);
}
}
}
}
private function _addCollection($verb, $url)
{
if (array_key_exists($verb, $this->collections)) {
$this->collections[$verb][] = $url;
} else {
$this->collections[$verb] = array($url);
}
return;
}
function postActivity($activity)
{
if (!array_key_exists($activity->verb, $this->collections)) {
throw new Exception("No collection for verb {$activity->verb}");
} else {
if (count($this->collections[$activity->verb]) > 1) {
common_log(LOG_NOTICE, "More than one collection for verb {$activity->verb}");
}
$this->postToCollection($this->collections[$activity->verb][0], $activity);
}
}
function postToCollection($url, $activity)
{
$client = new HTTPClient($url);
$client->setMethod('POST');
$client->setAuth($this->username, $this->password);
$client->setHeader('Content-Type', 'application/atom+xml;type=entry');
$client->setBody($activity->asString(true, true, true));
$response = $client->send();
}
}
......@@ -37,241 +37,6 @@ an HTTP or HTTPS URL (http://example.com/social/site/user/nickname).
END_OF_MOVEUSER_HELP;
require_once INSTALLDIR.'/scripts/commandline.inc';
require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php';
class ActivitySink
{
protected $svcDocUrl = null;
protected $username = null;
protected $password = null;
protected $collections = array();
function __construct($svcDocUrl, $username, $password)
{
$this->svcDocUrl = $svcDocUrl;
$this->username = $username;
$this->password = $password;
$this->_parseSvcDoc();
}
private function _parseSvcDoc()
{
$client = new HTTPClient();
$response = $client->get($this->svcDocUrl);
if ($response->getStatus() != 200) {
throw new Exception("Can't get {$this->svcDocUrl}; response status " . $response->getStatus());
}
$xml = $response->getBody();
$dom = new DOMDocument();
// We don't want to bother with white spaces
$dom->preserveWhiteSpace = false;
// Don't spew XML warnings to output
$old = error_reporting();
error_reporting($old & ~E_WARNING);
$ok = $dom->loadXML($xml);
error_reporting($old);
$path = new DOMXPath($dom);
$path->registerNamespace('atom', 'http://www.w3.org/2005/Atom');
$path->registerNamespace('app', 'http://www.w3.org/2007/app');
$path->registerNamespace('activity', 'http://activitystrea.ms/spec/1.0/');
$collections = $path->query('//app:collection');
for ($i = 0; $i < $collections->length; $i++) {
$collection = $collections->item($i);
$url = $collection->getAttribute('href');
$takesEntries = false;
$accepts = $path->query('app:accept', $collection);
for ($j = 0; $j < $accepts->length; $j++) {
$accept = $accepts->item($j);
$acceptValue = $accept->nodeValue;
if (preg_match('#application/atom\+xml(;\s*type=entry)?#', $acceptValue)) {
$takesEntries = true;
break;
}
}
if (!$takesEntries) {
continue;
}
$verbs = $path->query('activity:verb', $collection);
if ($verbs->length == 0) {
$this->_addCollection(ActivityVerb::POST, $url);
} else {
for ($k = 0; $k < $verbs->length; $k++) {
$verb = $verbs->item($k);
$this->_addCollection($verb->nodeValue, $url);
}
}
}
}
private function _addCollection($verb, $url)
{
if (array_key_exists($verb, $this->collections)) {
$this->collections[$verb][] = $url;
} else {
$this->collections[$verb] = array($url);
}
return;
}
function postActivity($activity)
{
if (!array_key_exists($activity->verb, $this->collections)) {
throw new Exception("No collection for verb {$activity->verb}");
} else {
if (count($this->collections[$activity->verb]) > 1) {
common_log(LOG_NOTICE, "More than one collection for verb {$activity->verb}");
}
$this->postToCollection($this->collections[$activity->verb][0], $activity);
}
}
function postToCollection($url, $activity)
{
$client = new HTTPClient($url);
$client->setMethod('POST');
$client->setAuth($this->username, $this->password);
$client->setHeader('Content-Type', 'application/atom+xml;type=entry');
$client->setBody($activity->asString(true, true, true));
$response = $client->send();
}
}
function getServiceDocument($remote)
{
$discovery = new Discovery();
$xrd = $discovery->lookup($remote);
if (empty($xrd)) {
throw new Exception("Can't find XRD for $remote");
}
$svcDocUrl = null;
$username = null;
foreach ($xrd->links as $link) {
if ($link['rel'] == 'http://apinamespace.org/atom' &&
$link['type'] == 'application/atomsvc+xml') {
$svcDocUrl = $link['href'];
if (!empty($link['property'])) {
foreach ($link['property'] as $property) {
if ($property['type'] == 'http://apinamespace.org/atom/username') {
$username = $property['value'];
break;
}
}
}
break;
}
}
if (empty($svcDocUrl)) {
throw new Exception("No AtomPub API service for $remote.");
}
return array($svcDocUrl, $username);
}
class AccountMover
{
private $_user = null;
private $_profile = null;
private $_remote = null;
private $_sink = null;
function __construct($user, $remote, $password)
{
$this->_user = $user;
$this->_profile = $user->getProfile();
$oprofile = Ostatus_profile::ensureProfileURI($remote);
if (empty($oprofile)) {
throw new Exception("Can't locate account {$remote}");
}
$this->_remote = $oprofile->localProfile();
list($svcDocUrl, $username) = getServiceDocument($remote);
$this->_sink = new ActivitySink($svcDocUrl, $username, $password);
}
function move()
{
$stream = new UserActivityStream($this->_user);
$acts = array_reverse($stream->activities);
// Reverse activities to run in correct chron order
foreach ($acts as $act) {
$this->_moveActivity($act);
}
}
private function _moveActivity($act)
{
switch ($act->verb) {
case ActivityVerb::FAVORITE:
// push it, then delete local
$this->_sink->postActivity($act);
$notice = Notice::staticGet('uri', $act->objects[0]->id);
if (!empty($notice)) {
$fave = Fave::pkeyGet(array('user_id' => $this->_user->id,
'notice_id' => $notice->id));
$fave->delete();
}
break;
case ActivityVerb::POST:
// XXX: send a reshare, not a post
common_log(LOG_INFO, "Pushing notice {$act->objects[0]->id} to {$this->_remote->getURI()}");
$this->_sink->postActivity($act);
$notice = Notice::staticGet('uri', $act->objects[0]->id);
if (!empty($notice)) {
$notice->delete();
}
break;
case ActivityVerb::JOIN:
$this->_sink->postActivity($act);
$group = User_group::staticGet('uri', $act->objects[0]->id);
if (!empty($group)) {
Group_member::leave($group->id, $this->_user->id);
}
break;
case ActivityVerb::FOLLOW:
if ($act->actor->id == $this->_user->uri) {
$this->_sink->postActivity($act);
$other = Profile::fromURI($act->objects[0]->id);
if (!empty($other)) {
Subscription::cancel($this->_profile, $other);
}
} else {
$otherUser = User::staticGet('uri', $act->actor->id);
if (!empty($otherUser)) {
$otherProfile = $otherUser->getProfile();
Subscription::start($otherProfile, $this->_remote);
Subscription::cancel($otherProfile, $this->_user->getProfile());
} else {
// It's a remote subscription. Do something here!
}
}
break;
}
}
}
try {
......
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