forked from GNUsocial/gnu-social
1869 lines
64 KiB
PHP
1869 lines
64 KiB
PHP
<?php
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/*
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2009-2010, StatusNet, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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/**
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* @package OStatusPlugin
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* @maintainer Brion Vibber <brion@status.net>
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*/
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class Ostatus_profile extends Memcached_DataObject
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{
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public $__table = 'ostatus_profile';
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public $uri;
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public $profile_id;
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public $group_id;
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public $feeduri;
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public $salmonuri;
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public $avatar; // remote URL of the last avatar we saved
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public $created;
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public $modified;
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public /*static*/ function staticGet($k, $v=null)
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{
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return parent::staticGet(__CLASS__, $k, $v);
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}
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/**
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* return table definition for DB_DataObject
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*
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* DB_DataObject needs to know something about the table to manipulate
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* instances. This method provides all the DB_DataObject needs to know.
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*
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* @return array array of column definitions
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*/
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function table()
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{
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return array('uri' => DB_DATAOBJECT_STR + DB_DATAOBJECT_NOTNULL,
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'profile_id' => DB_DATAOBJECT_INT,
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'group_id' => DB_DATAOBJECT_INT,
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'feeduri' => DB_DATAOBJECT_STR,
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'salmonuri' => DB_DATAOBJECT_STR,
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'avatar' => DB_DATAOBJECT_STR,
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'created' => DB_DATAOBJECT_STR + DB_DATAOBJECT_DATE + DB_DATAOBJECT_TIME + DB_DATAOBJECT_NOTNULL,
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'modified' => DB_DATAOBJECT_STR + DB_DATAOBJECT_DATE + DB_DATAOBJECT_TIME + DB_DATAOBJECT_NOTNULL);
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}
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static function schemaDef()
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{
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return array(new ColumnDef('uri', 'varchar',
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255, false, 'PRI'),
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new ColumnDef('profile_id', 'integer',
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null, true, 'UNI'),
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new ColumnDef('group_id', 'integer',
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null, true, 'UNI'),
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new ColumnDef('feeduri', 'varchar',
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255, true, 'UNI'),
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new ColumnDef('salmonuri', 'text',
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null, true),
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new ColumnDef('avatar', 'text',
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null, true),
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new ColumnDef('created', 'datetime',
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null, false),
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new ColumnDef('modified', 'datetime',
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null, false));
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}
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/**
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* return key definitions for DB_DataObject
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*
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* DB_DataObject needs to know about keys that the table has; this function
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* defines them.
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*
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* @return array key definitions
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*/
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function keys()
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{
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return array_keys($this->keyTypes());
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}
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/**
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* return key definitions for Memcached_DataObject
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*
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* Our caching system uses the same key definitions, but uses a different
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* method to get them.
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*
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* @return array key definitions
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*/
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function keyTypes()
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{
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return array('uri' => 'K', 'profile_id' => 'U', 'group_id' => 'U', 'feeduri' => 'U');
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}
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function sequenceKey()
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{
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return array(false, false, false);
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}
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/**
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* Fetch the StatusNet-side profile for this feed
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* @return Profile
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*/
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public function localProfile()
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{
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if ($this->profile_id) {
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return Profile::staticGet('id', $this->profile_id);
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}
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return null;
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}
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/**
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* Fetch the StatusNet-side profile for this feed
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* @return Profile
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*/
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public function localGroup()
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{
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if ($this->group_id) {
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return User_group::staticGet('id', $this->group_id);
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}
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return null;
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}
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/**
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* Returns an ActivityObject describing this remote user or group profile.
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* Can then be used to generate Atom chunks.
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*
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* @return ActivityObject
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*/
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function asActivityObject()
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{
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if ($this->isGroup()) {
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return ActivityObject::fromGroup($this->localGroup());
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} else {
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return ActivityObject::fromProfile($this->localProfile());
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}
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}
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/**
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* Returns an XML string fragment with profile information as an
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* Activity Streams noun object with the given element type.
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*
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* Assumes that 'activity' namespace has been previously defined.
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*
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* @fixme replace with wrappers on asActivityObject when it's got everything.
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*
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* @param string $element one of 'actor', 'subject', 'object', 'target'
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* @return string
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*/
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function asActivityNoun($element)
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{
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if ($this->isGroup()) {
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$noun = ActivityObject::fromGroup($this->localGroup());
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return $noun->asString('activity:' . $element);
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} else {
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$noun = ActivityObject::fromProfile($this->localProfile());
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return $noun->asString('activity:' . $element);
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}
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}
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/**
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* @return boolean true if this is a remote group
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*/
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function isGroup()
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{
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if ($this->profile_id && !$this->group_id) {
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return false;
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} else if ($this->group_id && !$this->profile_id) {
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return true;
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} else if ($this->group_id && $this->profile_id) {
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// TRANS: Server exception. %s is a URI.
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throw new ServerException(sprintf(_m('Invalid ostatus_profile state: both group and profile IDs set for %s.'),$this->uri));
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} else {
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// TRANS: Server exception. %s is a URI.
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throw new ServerException(sprintf(_m('Invalid ostatus_profile state: both group and profile IDs empty for %s.'),$this->uri));
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}
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}
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/**
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* Send a subscription request to the hub for this feed.
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* The hub will later send us a confirmation POST to /main/push/callback.
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*
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* @return bool true on success, false on failure
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* @throws ServerException if feed state is not valid
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*/
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public function subscribe()
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{
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$feedsub = FeedSub::ensureFeed($this->feeduri);
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if ($feedsub->sub_state == 'active') {
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// Active subscription, we don't need to do anything.
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return true;
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} else {
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// Inactive or we got left in an inconsistent state.
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// Run a subscription request to make sure we're current!
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return $feedsub->subscribe();
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}
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}
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/**
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* Check if this remote profile has any active local subscriptions, and
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* if not drop the PuSH subscription feed.
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*
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* @return bool true on success, false on failure
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*/
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public function unsubscribe() {
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$this->garbageCollect();
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}
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/**
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* Check if this remote profile has any active local subscriptions, and
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* if not drop the PuSH subscription feed.
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*
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* @return boolean
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*/
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public function garbageCollect()
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{
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$feedsub = FeedSub::staticGet('uri', $this->feeduri);
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return $feedsub->garbageCollect();
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}
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/**
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* Check if this remote profile has any active local subscriptions, so the
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* PuSH subscription layer can decide if it can drop the feed.
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*
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* This gets called via the FeedSubSubscriberCount event when running
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* FeedSub::garbageCollect().
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*
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* @return int
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*/
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public function subscriberCount()
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{
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if ($this->isGroup()) {
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$members = $this->localGroup()->getMembers(0, 1);
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$count = $members->N;
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} else {
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$count = $this->localProfile()->subscriberCount();
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}
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common_log(LOG_INFO, __METHOD__ . " SUB COUNT BEFORE: $count");
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// Other plugins may be piggybacking on OStatus without having
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// an active group or user-to-user subscription we know about.
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Event::handle('Ostatus_profileSubscriberCount', array($this, &$count));
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common_log(LOG_INFO, __METHOD__ . " SUB COUNT AFTER: $count");
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return $count;
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}
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/**
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* Send an Activity Streams notification to the remote Salmon endpoint,
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* if so configured.
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*
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* @param Profile $actor Actor who did the activity
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* @param string $verb Activity::SUBSCRIBE or Activity::JOIN
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* @param Object $object object of the action; must define asActivityNoun($tag)
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*/
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public function notify($actor, $verb, $object=null)
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{
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if (!($actor instanceof Profile)) {
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$type = gettype($actor);
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if ($type == 'object') {
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$type = get_class($actor);
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}
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// TRANS: Server exception.
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// TRANS: %1$s is the method name the exception occured in, %2$s is the actor type.
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throw new ServerException(sprintf(_m('Invalid actor passed to %1$s: %2$s.'),__METHOD__,$type));
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}
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if ($object == null) {
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$object = $this;
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}
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if ($this->salmonuri) {
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$text = 'update';
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$id = TagURI::mint('%s:%s:%s',
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$verb,
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$actor->getURI(),
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common_date_iso8601(time()));
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// @fixme consolidate all these NS settings somewhere
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$attributes = array('xmlns' => Activity::ATOM,
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'xmlns:activity' => 'http://activitystrea.ms/spec/1.0/',
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'xmlns:thr' => 'http://purl.org/syndication/thread/1.0',
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'xmlns:georss' => 'http://www.georss.org/georss',
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'xmlns:ostatus' => 'http://ostatus.org/schema/1.0',
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'xmlns:poco' => 'http://portablecontacts.net/spec/1.0',
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'xmlns:media' => 'http://purl.org/syndication/atommedia');
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$entry = new XMLStringer();
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$entry->elementStart('entry', $attributes);
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$entry->element('id', null, $id);
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$entry->element('title', null, $text);
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$entry->element('summary', null, $text);
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$entry->element('published', null, common_date_w3dtf(common_sql_now()));
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$entry->element('activity:verb', null, $verb);
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$entry->raw($actor->asAtomAuthor());
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$entry->raw($actor->asActivityActor());
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$entry->raw($object->asActivityNoun('object'));
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$entry->elementEnd('entry');
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$xml = $entry->getString();
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common_log(LOG_INFO, "Posting to Salmon endpoint $this->salmonuri: $xml");
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$salmon = new Salmon(); // ?
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return $salmon->post($this->salmonuri, $xml, $actor);
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}
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return false;
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}
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/**
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* Send a Salmon notification ping immediately, and confirm that we got
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* an acceptable response from the remote site.
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*
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* @param mixed $entry XML string, Notice, or Activity
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* @return boolean success
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*/
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public function notifyActivity($entry, $actor)
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{
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if ($this->salmonuri) {
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$salmon = new Salmon();
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return $salmon->post($this->salmonuri, $this->notifyPrepXml($entry), $actor);
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}
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return false;
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}
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/**
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* Queue a Salmon notification for later. If queues are disabled we'll
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* send immediately but won't get the return value.
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*
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* @param mixed $entry XML string, Notice, or Activity
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* @return boolean success
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*/
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public function notifyDeferred($entry, $actor)
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{
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if ($this->salmonuri) {
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$data = array('salmonuri' => $this->salmonuri,
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'entry' => $this->notifyPrepXml($entry),
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'actor' => $actor->id);
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$qm = QueueManager::get();
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return $qm->enqueue($data, 'salmon');
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}
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return false;
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}
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protected function notifyPrepXml($entry)
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{
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$preamble = '<?xml version="1.0" encoding="UTF-8" ?' . '>';
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if (is_string($entry)) {
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return $entry;
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} else if ($entry instanceof Activity) {
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return $preamble . $entry->asString(true);
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} else if ($entry instanceof Notice) {
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return $preamble . $entry->asAtomEntry(true, true);
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} else {
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// TRANS: Server exception.
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throw new ServerException(_m('Invalid type passed to Ostatus_profile::notify. It must be XML string or Activity entry.'));
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}
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}
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function getBestName()
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{
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if ($this->isGroup()) {
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return $this->localGroup()->getBestName();
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} else {
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return $this->localProfile()->getBestName();
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}
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}
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/**
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* Read and post notices for updates from the feed.
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* Currently assumes that all items in the feed are new,
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* coming from a PuSH hub.
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*
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* @param DOMDocument $doc
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* @param string $source identifier ("push")
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*/
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public function processFeed(DOMDocument $doc, $source)
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{
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$feed = $doc->documentElement;
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if ($feed->localName == 'feed' && $feed->namespaceURI == Activity::ATOM) {
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$this->processAtomFeed($feed, $source);
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} else if ($feed->localName == 'rss') { // @fixme check namespace
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$this->processRssFeed($feed, $source);
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} else {
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// TRANS: Exception.
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throw new Exception(_m('Unknown feed format.'));
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}
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}
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public function processAtomFeed(DOMElement $feed, $source)
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{
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$entries = $feed->getElementsByTagNameNS(Activity::ATOM, 'entry');
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if ($entries->length == 0) {
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common_log(LOG_ERR, __METHOD__ . ": no entries in feed update, ignoring");
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return;
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}
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for ($i = 0; $i < $entries->length; $i++) {
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$entry = $entries->item($i);
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$this->processEntry($entry, $feed, $source);
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}
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}
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public function processRssFeed(DOMElement $rss, $source)
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{
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$channels = $rss->getElementsByTagName('channel');
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if ($channels->length == 0) {
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// TRANS: Exception.
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throw new Exception(_m('RSS feed without a channel.'));
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} else if ($channels->length > 1) {
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common_log(LOG_WARNING, __METHOD__ . ": more than one channel in an RSS feed");
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}
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$channel = $channels->item(0);
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$items = $channel->getElementsByTagName('item');
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for ($i = 0; $i < $items->length; $i++) {
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$item = $items->item($i);
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$this->processEntry($item, $channel, $source);
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}
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}
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/**
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* Process a posted entry from this feed source.
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*
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* @param DOMElement $entry
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* @param DOMElement $feed for context
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* @param string $source identifier ("push" or "salmon")
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*/
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public function processEntry($entry, $feed, $source)
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{
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$activity = new Activity($entry, $feed);
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if (Event::handle('StartHandleFeedEntry', array($activity))) {
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// @todo process all activity objects
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switch ($activity->objects[0]->type) {
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case ActivityObject::ARTICLE:
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case ActivityObject::BLOGENTRY:
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case ActivityObject::NOTE:
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case ActivityObject::STATUS:
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case ActivityObject::COMMENT:
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case null:
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if ($activity->verb == ActivityVerb::POST) {
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$this->processPost($activity, $source);
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} else {
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common_log(LOG_INFO, "Ignoring activity with unrecognized verb $activity->verb");
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}
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break;
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default:
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// TRANS: Client exception.
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throw new ClientException(_m('Can\'t handle that kind of post.'));
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}
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Event::handle('EndHandleFeedEntry', array($activity));
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}
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}
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/**
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* Process an incoming post activity from this remote feed.
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* @param Activity $activity
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* @param string $method 'push' or 'salmon'
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* @return mixed saved Notice or false
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* @fixme break up this function, it's getting nasty long
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*/
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public function processPost($activity, $method)
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{
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if ($this->isGroup()) {
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// A group feed will contain posts from multiple authors.
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// @fixme validate these profiles in some way!
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$oprofile = self::ensureActorProfile($activity);
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if ($oprofile->isGroup()) {
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// Groups can't post notices in StatusNet.
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common_log(LOG_WARNING, "OStatus: skipping post with group listed as author: $oprofile->uri in feed from $this->uri");
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return false;
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}
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} else {
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$actor = $activity->actor;
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if (empty($actor)) {
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// OK here! assume the default
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} else if ($actor->id == $this->uri || $actor->link == $this->uri) {
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$this->updateFromActivityObject($actor);
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} else if ($actor->id) {
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// We have an ActivityStreams actor with an explicit ID that doesn't match the feed owner.
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// This isn't what we expect from mainline OStatus person feeds!
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// Group feeds go down another path, with different validation...
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// Most likely this is a plain ol' blog feed of some kind which
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// doesn't match our expectations. We'll take the entry, but ignore
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// the <author> info.
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common_log(LOG_WARNING, "Got an actor '{$actor->title}' ({$actor->id}) on single-user feed for {$this->uri}");
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} else {
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// Plain <author> without ActivityStreams actor info.
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// We'll just ignore this info for now and save the update under the feed's identity.
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}
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$oprofile = $this;
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}
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// It's not always an ActivityObject::NOTE, but... let's just say it is.
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$note = $activity->objects[0];
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// The id URI will be used as a unique identifier for for the notice,
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|
// protecting against duplicate saves. It isn't required to be a URL;
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|
// tag: URIs for instance are found in Google Buzz feeds.
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|
$sourceUri = $note->id;
|
|
$dupe = Notice::staticGet('uri', $sourceUri);
|
|
if ($dupe) {
|
|
common_log(LOG_INFO, "OStatus: ignoring duplicate post: $sourceUri");
|
|
return false;
|
|
}
|
|
|
|
// We'll also want to save a web link to the original notice, if provided.
|
|
$sourceUrl = null;
|
|
if ($note->link) {
|
|
$sourceUrl = $note->link;
|
|
} else if ($activity->link) {
|
|
$sourceUrl = $activity->link;
|
|
} else if (preg_match('!^https?://!', $note->id)) {
|
|
$sourceUrl = $note->id;
|
|
}
|
|
|
|
// Use summary as fallback for content
|
|
|
|
if (!empty($note->content)) {
|
|
$sourceContent = $note->content;
|
|
} else if (!empty($note->summary)) {
|
|
$sourceContent = $note->summary;
|
|
} else if (!empty($note->title)) {
|
|
$sourceContent = $note->title;
|
|
} else {
|
|
// @fixme fetch from $sourceUrl?
|
|
// TRANS: Client exception. %s is a source URI.
|
|
throw new ClientException(sprintf(_m('No content for notice %s.'),$sourceUri));
|
|
}
|
|
|
|
// Get (safe!) HTML and text versions of the content
|
|
|
|
$rendered = $this->purify($sourceContent);
|
|
$content = html_entity_decode(strip_tags($rendered), ENT_QUOTES, 'UTF-8');
|
|
|
|
$shortened = common_shorten_links($content);
|
|
|
|
// If it's too long, try using the summary, and make the
|
|
// HTML an attachment.
|
|
|
|
$attachment = null;
|
|
|
|
if (Notice::contentTooLong($shortened)) {
|
|
$attachment = $this->saveHTMLFile($note->title, $rendered);
|
|
$summary = html_entity_decode(strip_tags($note->summary), ENT_QUOTES, 'UTF-8');
|
|
if (empty($summary)) {
|
|
$summary = $content;
|
|
}
|
|
$shortSummary = common_shorten_links($summary);
|
|
if (Notice::contentTooLong($shortSummary)) {
|
|
$url = common_shorten_url($sourceUrl);
|
|
$shortSummary = substr($shortSummary,
|
|
0,
|
|
Notice::maxContent() - (mb_strlen($url) + 2));
|
|
$content = $shortSummary . ' ' . $url;
|
|
|
|
// We mark up the attachment link specially for the HTML output
|
|
// so we can fold-out the full version inline.
|
|
|
|
// @fixme I18N this tooltip will be saved with the site's default language
|
|
// TRANS: Shown when a notice is longer than supported and/or when attachments are present. At runtime
|
|
// TRANS: this will usually be replaced with localised text from StatusNet core messages.
|
|
$showMoreText = _m('Show more');
|
|
$attachUrl = common_local_url('attachment',
|
|
array('attachment' => $attachment->id));
|
|
$rendered = common_render_text($shortSummary) .
|
|
'<a href="' . htmlspecialchars($attachUrl) .'"'.
|
|
' class="attachment more"' .
|
|
' title="'. htmlspecialchars($showMoreText) . '">' .
|
|
'…' .
|
|
'</a>';
|
|
}
|
|
}
|
|
|
|
$options = array('is_local' => Notice::REMOTE_OMB,
|
|
'url' => $sourceUrl,
|
|
'uri' => $sourceUri,
|
|
'rendered' => $rendered,
|
|
'replies' => array(),
|
|
'groups' => array(),
|
|
'tags' => array(),
|
|
'urls' => array());
|
|
|
|
// Check for optional attributes...
|
|
|
|
if (!empty($activity->time)) {
|
|
$options['created'] = common_sql_date($activity->time);
|
|
}
|
|
|
|
if ($activity->context) {
|
|
// Any individual or group attn: targets?
|
|
$replies = $activity->context->attention;
|
|
$options['groups'] = $this->filterReplies($oprofile, $replies);
|
|
$options['replies'] = $replies;
|
|
|
|
// Maintain direct reply associations
|
|
// @fixme what about conversation ID?
|
|
if (!empty($activity->context->replyToID)) {
|
|
$orig = Notice::staticGet('uri',
|
|
$activity->context->replyToID);
|
|
if (!empty($orig)) {
|
|
$options['reply_to'] = $orig->id;
|
|
}
|
|
}
|
|
|
|
$location = $activity->context->location;
|
|
if ($location) {
|
|
$options['lat'] = $location->lat;
|
|
$options['lon'] = $location->lon;
|
|
if ($location->location_id) {
|
|
$options['location_ns'] = $location->location_ns;
|
|
$options['location_id'] = $location->location_id;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Atom categories <-> hashtags
|
|
foreach ($activity->categories as $cat) {
|
|
if ($cat->term) {
|
|
$term = common_canonical_tag($cat->term);
|
|
if ($term) {
|
|
$options['tags'][] = $term;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Atom enclosures -> attachment URLs
|
|
foreach ($activity->enclosures as $href) {
|
|
// @fixme save these locally or....?
|
|
$options['urls'][] = $href;
|
|
}
|
|
|
|
try {
|
|
$saved = Notice::saveNew($oprofile->profile_id,
|
|
$content,
|
|
'ostatus',
|
|
$options);
|
|
if ($saved) {
|
|
Ostatus_source::saveNew($saved, $this, $method);
|
|
if (!empty($attachment)) {
|
|
File_to_post::processNew($attachment->id, $saved->id);
|
|
}
|
|
}
|
|
} catch (Exception $e) {
|
|
common_log(LOG_ERR, "OStatus save of remote message $sourceUri failed: " . $e->getMessage());
|
|
throw $e;
|
|
}
|
|
common_log(LOG_INFO, "OStatus saved remote message $sourceUri as notice id $saved->id");
|
|
return $saved;
|
|
}
|
|
|
|
/**
|
|
* Clean up HTML
|
|
*/
|
|
protected function purify($html)
|
|
{
|
|
require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php';
|
|
$config = array('safe' => 1,
|
|
'deny_attribute' => 'id,style,on*');
|
|
return htmLawed($html, $config);
|
|
}
|
|
|
|
/**
|
|
* Filters a list of recipient ID URIs to just those for local delivery.
|
|
* @param Ostatus_profile local profile of sender
|
|
* @param array in/out &$attention_uris set of URIs, will be pruned on output
|
|
* @return array of group IDs
|
|
*/
|
|
protected function filterReplies($sender, &$attention_uris)
|
|
{
|
|
common_log(LOG_DEBUG, "Original reply recipients: " . implode(', ', $attention_uris));
|
|
$groups = array();
|
|
$replies = array();
|
|
foreach (array_unique($attention_uris) as $recipient) {
|
|
// Is the recipient a local user?
|
|
$user = User::staticGet('uri', $recipient);
|
|
if ($user) {
|
|
// @fixme sender verification, spam etc?
|
|
$replies[] = $recipient;
|
|
continue;
|
|
}
|
|
|
|
// Is the recipient a local group?
|
|
// $group = User_group::staticGet('uri', $recipient);
|
|
$id = OStatusPlugin::localGroupFromUrl($recipient);
|
|
if ($id) {
|
|
$group = User_group::staticGet('id', $id);
|
|
if ($group) {
|
|
// Deliver to all members of this local group if allowed.
|
|
$profile = $sender->localProfile();
|
|
if ($profile->isMember($group)) {
|
|
$groups[] = $group->id;
|
|
} else {
|
|
common_log(LOG_DEBUG, "Skipping reply to local group $group->nickname as sender $profile->id is not a member");
|
|
}
|
|
continue;
|
|
} else {
|
|
common_log(LOG_DEBUG, "Skipping reply to bogus group $recipient");
|
|
}
|
|
}
|
|
|
|
// Is the recipient a remote user or group?
|
|
try {
|
|
$oprofile = Ostatus_profile::ensureProfileURI($recipient);
|
|
if ($oprofile->isGroup()) {
|
|
// Deliver to local members of this remote group.
|
|
// @fixme sender verification?
|
|
$groups[] = $oprofile->group_id;
|
|
} else {
|
|
// may be canonicalized or something
|
|
$replies[] = $oprofile->uri;
|
|
}
|
|
continue;
|
|
} catch (Exception $e) {
|
|
// Neither a recognizable local nor remote user!
|
|
common_log(LOG_DEBUG, "Skipping reply to unrecognized profile $recipient: " . $e->getMessage());
|
|
}
|
|
|
|
}
|
|
$attention_uris = $replies;
|
|
common_log(LOG_DEBUG, "Local reply recipients: " . implode(', ', $replies));
|
|
common_log(LOG_DEBUG, "Local group recipients: " . implode(', ', $groups));
|
|
return $groups;
|
|
}
|
|
|
|
/**
|
|
* Look up and if necessary create an Ostatus_profile for the remote entity
|
|
* with the given profile page URL. This should never return null -- you
|
|
* will either get an object or an exception will be thrown.
|
|
*
|
|
* @param string $profile_url
|
|
* @return Ostatus_profile
|
|
* @throws Exception on various error conditions
|
|
* @throws OStatusShadowException if this reference would obscure a local user/group
|
|
*/
|
|
|
|
public static function ensureProfileURL($profile_url, $hints=array())
|
|
{
|
|
$oprofile = self::getFromProfileURL($profile_url);
|
|
|
|
if (!empty($oprofile)) {
|
|
return $oprofile;
|
|
}
|
|
|
|
$hints['profileurl'] = $profile_url;
|
|
|
|
// Fetch the URL
|
|
// XXX: HTTP caching
|
|
|
|
$client = new HTTPClient();
|
|
$client->setHeader('Accept', 'text/html,application/xhtml+xml');
|
|
$response = $client->get($profile_url);
|
|
|
|
if (!$response->isOk()) {
|
|
// TRANS: Exception. %s is a profile URL.
|
|
throw new Exception(sprintf(_m('Could not reach profile page %s.'),$profile_url));
|
|
}
|
|
|
|
// Check if we have a non-canonical URL
|
|
|
|
$finalUrl = $response->getUrl();
|
|
|
|
if ($finalUrl != $profile_url) {
|
|
|
|
$hints['profileurl'] = $finalUrl;
|
|
|
|
$oprofile = self::getFromProfileURL($finalUrl);
|
|
|
|
if (!empty($oprofile)) {
|
|
return $oprofile;
|
|
}
|
|
}
|
|
|
|
// Try to get some hCard data
|
|
|
|
$body = $response->getBody();
|
|
|
|
$hcardHints = DiscoveryHints::hcardHints($body, $finalUrl);
|
|
|
|
if (!empty($hcardHints)) {
|
|
$hints = array_merge($hints, $hcardHints);
|
|
}
|
|
|
|
// Check if they've got an LRDD header
|
|
|
|
$lrdd = LinkHeader::getLink($response, 'lrdd', 'application/xrd+xml');
|
|
|
|
if (!empty($lrdd)) {
|
|
|
|
$xrd = Discovery::fetchXrd($lrdd);
|
|
$xrdHints = DiscoveryHints::fromXRD($xrd);
|
|
|
|
$hints = array_merge($hints, $xrdHints);
|
|
}
|
|
|
|
// If discovery found a feedurl (probably from LRDD), use it.
|
|
|
|
if (array_key_exists('feedurl', $hints)) {
|
|
return self::ensureFeedURL($hints['feedurl'], $hints);
|
|
}
|
|
|
|
// Get the feed URL from HTML
|
|
|
|
$discover = new FeedDiscovery();
|
|
|
|
$feedurl = $discover->discoverFromHTML($finalUrl, $body);
|
|
|
|
if (!empty($feedurl)) {
|
|
$hints['feedurl'] = $feedurl;
|
|
return self::ensureFeedURL($feedurl, $hints);
|
|
}
|
|
|
|
// TRANS: Exception. %s is a URL.
|
|
throw new Exception(sprintf(_m('Could not find a feed URL for profile page %s.'),$finalUrl));
|
|
}
|
|
|
|
/**
|
|
* Look up the Ostatus_profile, if present, for a remote entity with the
|
|
* given profile page URL. Will return null for both unknown and invalid
|
|
* remote profiles.
|
|
*
|
|
* @return mixed Ostatus_profile or null
|
|
* @throws OStatusShadowException for local profiles
|
|
*/
|
|
static function getFromProfileURL($profile_url)
|
|
{
|
|
$profile = Profile::staticGet('profileurl', $profile_url);
|
|
|
|
if (empty($profile)) {
|
|
return null;
|
|
}
|
|
|
|
// Is it a known Ostatus profile?
|
|
|
|
$oprofile = Ostatus_profile::staticGet('profile_id', $profile->id);
|
|
|
|
if (!empty($oprofile)) {
|
|
return $oprofile;
|
|
}
|
|
|
|
// Is it a local user?
|
|
|
|
$user = User::staticGet('id', $profile->id);
|
|
|
|
if (!empty($user)) {
|
|
// @todo i18n FIXME: use sprintf and add i18n (?)
|
|
throw new OStatusShadowException($profile, "'$profile_url' is the profile for local user '{$user->nickname}'.");
|
|
}
|
|
|
|
// Continue discovery; it's a remote profile
|
|
// for OMB or some other protocol, may also
|
|
// support OStatus
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Look up and if necessary create an Ostatus_profile for remote entity
|
|
* with the given update feed. This should never return null -- you will
|
|
* either get an object or an exception will be thrown.
|
|
*
|
|
* @return Ostatus_profile
|
|
* @throws Exception
|
|
*/
|
|
public static function ensureFeedURL($feed_url, $hints=array())
|
|
{
|
|
$discover = new FeedDiscovery();
|
|
|
|
$feeduri = $discover->discoverFromFeedURL($feed_url);
|
|
$hints['feedurl'] = $feeduri;
|
|
|
|
$huburi = $discover->getHubLink();
|
|
$hints['hub'] = $huburi;
|
|
$salmonuri = $discover->getAtomLink(Salmon::NS_REPLIES);
|
|
$hints['salmon'] = $salmonuri;
|
|
|
|
if (!$huburi && !common_config('feedsub', 'fallback_hub')) {
|
|
// We can only deal with folks with a PuSH hub
|
|
throw new FeedSubNoHubException();
|
|
}
|
|
|
|
$feedEl = $discover->root;
|
|
|
|
if ($feedEl->tagName == 'feed') {
|
|
return self::ensureAtomFeed($feedEl, $hints);
|
|
} else if ($feedEl->tagName == 'channel') {
|
|
return self::ensureRssChannel($feedEl, $hints);
|
|
} else {
|
|
throw new FeedSubBadXmlException($feeduri);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Look up and, if necessary, create an Ostatus_profile for the remote
|
|
* profile with the given Atom feed - actually loaded from the feed.
|
|
* This should never return null -- you will either get an object or
|
|
* an exception will be thrown.
|
|
*
|
|
* @param DOMElement $feedEl root element of a loaded Atom feed
|
|
* @param array $hints additional discovery information passed from higher levels
|
|
* @fixme should this be marked public?
|
|
* @return Ostatus_profile
|
|
* @throws Exception
|
|
*/
|
|
public static function ensureAtomFeed($feedEl, $hints)
|
|
{
|
|
// Try to get a profile from the feed activity:subject
|
|
|
|
$subject = ActivityUtils::child($feedEl, Activity::SUBJECT, Activity::SPEC);
|
|
|
|
if (!empty($subject)) {
|
|
$subjObject = new ActivityObject($subject);
|
|
return self::ensureActivityObjectProfile($subjObject, $hints);
|
|
}
|
|
|
|
// Otherwise, try the feed author
|
|
|
|
$author = ActivityUtils::child($feedEl, Activity::AUTHOR, Activity::ATOM);
|
|
|
|
if (!empty($author)) {
|
|
$authorObject = new ActivityObject($author);
|
|
return self::ensureActivityObjectProfile($authorObject, $hints);
|
|
}
|
|
|
|
// Sheesh. Not a very nice feed! Let's try fingerpoken in the
|
|
// entries.
|
|
|
|
$entries = $feedEl->getElementsByTagNameNS(Activity::ATOM, 'entry');
|
|
|
|
if (!empty($entries) && $entries->length > 0) {
|
|
|
|
$entry = $entries->item(0);
|
|
|
|
$actor = ActivityUtils::child($entry, Activity::ACTOR, Activity::SPEC);
|
|
|
|
if (!empty($actor)) {
|
|
$actorObject = new ActivityObject($actor);
|
|
return self::ensureActivityObjectProfile($actorObject, $hints);
|
|
|
|
}
|
|
|
|
$author = ActivityUtils::child($entry, Activity::AUTHOR, Activity::ATOM);
|
|
|
|
if (!empty($author)) {
|
|
$authorObject = new ActivityObject($author);
|
|
return self::ensureActivityObjectProfile($authorObject, $hints);
|
|
}
|
|
}
|
|
|
|
// XXX: make some educated guesses here
|
|
// TRANS: Feed sub exception.
|
|
throw new FeedSubException(_m('Can\'t find enough profile information to make a feed.'));
|
|
}
|
|
|
|
/**
|
|
* Look up and, if necessary, create an Ostatus_profile for the remote
|
|
* profile with the given RSS feed - actually loaded from the feed.
|
|
* This should never return null -- you will either get an object or
|
|
* an exception will be thrown.
|
|
*
|
|
* @param DOMElement $feedEl root element of a loaded RSS feed
|
|
* @param array $hints additional discovery information passed from higher levels
|
|
* @fixme should this be marked public?
|
|
* @return Ostatus_profile
|
|
* @throws Exception
|
|
*/
|
|
public static function ensureRssChannel($feedEl, $hints)
|
|
{
|
|
// Special-case for Posterous. They have some nice metadata in their
|
|
// posterous:author elements. We should use them instead of the channel.
|
|
|
|
$items = $feedEl->getElementsByTagName('item');
|
|
|
|
if ($items->length > 0) {
|
|
$item = $items->item(0);
|
|
$authorEl = ActivityUtils::child($item, ActivityObject::AUTHOR, ActivityObject::POSTEROUS);
|
|
if (!empty($authorEl)) {
|
|
$obj = ActivityObject::fromPosterousAuthor($authorEl);
|
|
// Posterous has multiple authors per feed, and multiple feeds
|
|
// per author. We check if this is the "main" feed for this author.
|
|
if (array_key_exists('profileurl', $hints) &&
|
|
!empty($obj->poco) &&
|
|
common_url_to_nickname($hints['profileurl']) == $obj->poco->preferredUsername) {
|
|
return self::ensureActivityObjectProfile($obj, $hints);
|
|
}
|
|
}
|
|
}
|
|
|
|
// @fixme we should check whether this feed has elements
|
|
// with different <author> or <dc:creator> elements, and... I dunno.
|
|
// Do something about that.
|
|
|
|
$obj = ActivityObject::fromRssChannel($feedEl);
|
|
|
|
return self::ensureActivityObjectProfile($obj, $hints);
|
|
}
|
|
|
|
/**
|
|
* Download and update given avatar image
|
|
*
|
|
* @param string $url
|
|
* @throws Exception in various failure cases
|
|
*/
|
|
protected function updateAvatar($url)
|
|
{
|
|
if ($url == $this->avatar) {
|
|
// We've already got this one.
|
|
return;
|
|
}
|
|
if (!common_valid_http_url($url)) {
|
|
// TRANS: Server exception. %s is a URL.
|
|
throw new ServerException(sprintf(_m("Invalid avatar URL %s."), $url));
|
|
}
|
|
|
|
if ($this->isGroup()) {
|
|
$self = $this->localGroup();
|
|
} else {
|
|
$self = $this->localProfile();
|
|
}
|
|
if (!$self) {
|
|
throw new ServerException(sprintf(
|
|
// TRANS: Server exception. %s is a URI.
|
|
_m("Tried to update avatar for unsaved remote profile %s."),
|
|
$this->uri));
|
|
}
|
|
|
|
// @fixme this should be better encapsulated
|
|
// ripped from oauthstore.php (for old OMB client)
|
|
$temp_filename = tempnam(sys_get_temp_dir(), 'listener_avatar');
|
|
try {
|
|
if (!copy($url, $temp_filename)) {
|
|
// TRANS: Server exception. %s is a URL.
|
|
throw new ServerException(sprintf(_m("Unable to fetch avatar from %s."), $url));
|
|
}
|
|
|
|
if ($this->isGroup()) {
|
|
$id = $this->group_id;
|
|
} else {
|
|
$id = $this->profile_id;
|
|
}
|
|
// @fixme should we be using different ids?
|
|
$imagefile = new ImageFile($id, $temp_filename);
|
|
$filename = Avatar::filename($id,
|
|
image_type_to_extension($imagefile->type),
|
|
null,
|
|
common_timestamp());
|
|
rename($temp_filename, Avatar::path($filename));
|
|
} catch (Exception $e) {
|
|
unlink($temp_filename);
|
|
throw $e;
|
|
}
|
|
// @fixme hardcoded chmod is lame, but seems to be necessary to
|
|
// keep from accidentally saving images from command-line (queues)
|
|
// that can't be read from web server, which causes hard-to-notice
|
|
// problems later on:
|
|
//
|
|
// http://status.net/open-source/issues/2663
|
|
chmod(Avatar::path($filename), 0644);
|
|
|
|
$self->setOriginal($filename);
|
|
|
|
$orig = clone($this);
|
|
$this->avatar = $url;
|
|
$this->update($orig);
|
|
}
|
|
|
|
/**
|
|
* Pull avatar URL from ActivityObject or profile hints
|
|
*
|
|
* @param ActivityObject $object
|
|
* @param array $hints
|
|
* @return mixed URL string or false
|
|
*/
|
|
|
|
public static function getActivityObjectAvatar($object, $hints=array())
|
|
{
|
|
if ($object->avatarLinks) {
|
|
$best = false;
|
|
// Take the exact-size avatar, or the largest avatar, or the first avatar if all sizeless
|
|
foreach ($object->avatarLinks as $avatar) {
|
|
if ($avatar->width == AVATAR_PROFILE_SIZE && $avatar->height = AVATAR_PROFILE_SIZE) {
|
|
// Exact match!
|
|
$best = $avatar;
|
|
break;
|
|
}
|
|
if (!$best || $avatar->width > $best->width) {
|
|
$best = $avatar;
|
|
}
|
|
}
|
|
return $best->url;
|
|
} else if (array_key_exists('avatar', $hints)) {
|
|
return $hints['avatar'];
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Get an appropriate avatar image source URL, if available.
|
|
*
|
|
* @param ActivityObject $actor
|
|
* @param DOMElement $feed
|
|
* @return string
|
|
*/
|
|
|
|
protected static function getAvatar($actor, $feed)
|
|
{
|
|
$url = '';
|
|
$icon = '';
|
|
if ($actor->avatar) {
|
|
$url = trim($actor->avatar);
|
|
}
|
|
if (!$url) {
|
|
// Check <atom:logo> and <atom:icon> on the feed
|
|
$els = $feed->childNodes();
|
|
if ($els && $els->length) {
|
|
for ($i = 0; $i < $els->length; $i++) {
|
|
$el = $els->item($i);
|
|
if ($el->namespaceURI == Activity::ATOM) {
|
|
if (empty($url) && $el->localName == 'logo') {
|
|
$url = trim($el->textContent);
|
|
break;
|
|
}
|
|
if (empty($icon) && $el->localName == 'icon') {
|
|
// Use as a fallback
|
|
$icon = trim($el->textContent);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ($icon && !$url) {
|
|
$url = $icon;
|
|
}
|
|
}
|
|
if ($url) {
|
|
$opts = array('allowed_schemes' => array('http', 'https'));
|
|
if (Validate::uri($url, $opts)) {
|
|
return $url;
|
|
}
|
|
}
|
|
return common_path('plugins/OStatus/images/96px-Feed-icon.svg.png');
|
|
}
|
|
|
|
/**
|
|
* Fetch, or build if necessary, an Ostatus_profile for the actor
|
|
* in a given Activity Streams activity.
|
|
* This should never return null -- you will either get an object or
|
|
* an exception will be thrown.
|
|
*
|
|
* @param Activity $activity
|
|
* @param string $feeduri if we already know the canonical feed URI!
|
|
* @param string $salmonuri if we already know the salmon return channel URI
|
|
* @return Ostatus_profile
|
|
* @throws Exception
|
|
*/
|
|
|
|
public static function ensureActorProfile($activity, $hints=array())
|
|
{
|
|
return self::ensureActivityObjectProfile($activity->actor, $hints);
|
|
}
|
|
|
|
/**
|
|
* Fetch, or build if necessary, an Ostatus_profile for the profile
|
|
* in a given Activity Streams object (can be subject, actor, or object).
|
|
* This should never return null -- you will either get an object or
|
|
* an exception will be thrown.
|
|
*
|
|
* @param ActivityObject $object
|
|
* @param array $hints additional discovery information passed from higher levels
|
|
* @return Ostatus_profile
|
|
* @throws Exception
|
|
*/
|
|
|
|
public static function ensureActivityObjectProfile($object, $hints=array())
|
|
{
|
|
$profile = self::getActivityObjectProfile($object);
|
|
if ($profile) {
|
|
$profile->updateFromActivityObject($object, $hints);
|
|
} else {
|
|
$profile = self::createActivityObjectProfile($object, $hints);
|
|
}
|
|
return $profile;
|
|
}
|
|
|
|
/**
|
|
* @param Activity $activity
|
|
* @return mixed matching Ostatus_profile or false if none known
|
|
* @throws ServerException if feed info invalid
|
|
*/
|
|
public static function getActorProfile($activity)
|
|
{
|
|
return self::getActivityObjectProfile($activity->actor);
|
|
}
|
|
|
|
/**
|
|
* @param ActivityObject $activity
|
|
* @return mixed matching Ostatus_profile or false if none known
|
|
* @throws ServerException if feed info invalid
|
|
*/
|
|
protected static function getActivityObjectProfile($object)
|
|
{
|
|
$uri = self::getActivityObjectProfileURI($object);
|
|
return Ostatus_profile::staticGet('uri', $uri);
|
|
}
|
|
|
|
/**
|
|
* Get the identifier URI for the remote entity described
|
|
* by this ActivityObject. This URI is *not* guaranteed to be
|
|
* a resolvable HTTP/HTTPS URL.
|
|
*
|
|
* @param ActivityObject $object
|
|
* @return string
|
|
* @throws ServerException if feed info invalid
|
|
*/
|
|
protected static function getActivityObjectProfileURI($object)
|
|
{
|
|
if ($object->id) {
|
|
if (ActivityUtils::validateUri($object->id)) {
|
|
return $object->id;
|
|
}
|
|
}
|
|
|
|
// If the id is missing or invalid (we've seen feeds mistakenly listing
|
|
// things like local usernames in that field) then we'll use the profile
|
|
// page link, if valid.
|
|
if ($object->link && common_valid_http_url($object->link)) {
|
|
return $object->link;
|
|
}
|
|
throw new ServerException("No author ID URI found.");
|
|
}
|
|
|
|
/**
|
|
* @fixme validate stuff somewhere
|
|
*/
|
|
|
|
/**
|
|
* Create local ostatus_profile and profile/user_group entries for
|
|
* the provided remote user or group.
|
|
* This should never return null -- you will either get an object or
|
|
* an exception will be thrown.
|
|
*
|
|
* @param ActivityObject $object
|
|
* @param array $hints
|
|
*
|
|
* @return Ostatus_profile
|
|
*/
|
|
protected static function createActivityObjectProfile($object, $hints=array())
|
|
{
|
|
$homeuri = $object->id;
|
|
$discover = false;
|
|
|
|
if (!$homeuri) {
|
|
common_log(LOG_DEBUG, __METHOD__ . " empty actor profile URI: " . var_export($activity, true));
|
|
throw new Exception("No profile URI");
|
|
}
|
|
|
|
$user = User::staticGet('uri', $homeuri);
|
|
if ($user) {
|
|
// TRANS: Exception.
|
|
throw new Exception(_m('Local user can\'t be referenced as remote.'));
|
|
}
|
|
|
|
if (OStatusPlugin::localGroupFromUrl($homeuri)) {
|
|
// TRANS: Exception.
|
|
throw new Exception(_m('Local group can\'t be referenced as remote.'));
|
|
}
|
|
|
|
if (array_key_exists('feedurl', $hints)) {
|
|
$feeduri = $hints['feedurl'];
|
|
} else {
|
|
$discover = new FeedDiscovery();
|
|
$feeduri = $discover->discoverFromURL($homeuri);
|
|
}
|
|
|
|
if (array_key_exists('salmon', $hints)) {
|
|
$salmonuri = $hints['salmon'];
|
|
} else {
|
|
if (!$discover) {
|
|
$discover = new FeedDiscovery();
|
|
$discover->discoverFromFeedURL($hints['feedurl']);
|
|
}
|
|
$salmonuri = $discover->getAtomLink(Salmon::NS_REPLIES);
|
|
}
|
|
|
|
if (array_key_exists('hub', $hints)) {
|
|
$huburi = $hints['hub'];
|
|
} else {
|
|
if (!$discover) {
|
|
$discover = new FeedDiscovery();
|
|
$discover->discoverFromFeedURL($hints['feedurl']);
|
|
}
|
|
$huburi = $discover->getHubLink();
|
|
}
|
|
|
|
if (!$huburi && !common_config('feedsub', 'fallback_hub')) {
|
|
// We can only deal with folks with a PuSH hub
|
|
throw new FeedSubNoHubException();
|
|
}
|
|
|
|
$oprofile = new Ostatus_profile();
|
|
|
|
$oprofile->uri = $homeuri;
|
|
$oprofile->feeduri = $feeduri;
|
|
$oprofile->salmonuri = $salmonuri;
|
|
|
|
$oprofile->created = common_sql_now();
|
|
$oprofile->modified = common_sql_now();
|
|
|
|
if ($object->type == ActivityObject::PERSON) {
|
|
$profile = new Profile();
|
|
$profile->created = common_sql_now();
|
|
self::updateProfile($profile, $object, $hints);
|
|
|
|
$oprofile->profile_id = $profile->insert();
|
|
if (!$oprofile->profile_id) {
|
|
// TRANS: Server exception.
|
|
throw new ServerException(_m('Can\'t save local profile.'));
|
|
}
|
|
} else {
|
|
$group = new User_group();
|
|
$group->uri = $homeuri;
|
|
$group->created = common_sql_now();
|
|
self::updateGroup($group, $object, $hints);
|
|
|
|
$oprofile->group_id = $group->insert();
|
|
if (!$oprofile->group_id) {
|
|
// TRANS: Server exception.
|
|
throw new ServerException(_m('Can\'t save local profile.'));
|
|
}
|
|
}
|
|
|
|
$ok = $oprofile->insert();
|
|
|
|
if (!$ok) {
|
|
// TRANS: Server exception.
|
|
throw new ServerException(_m('Can\'t save OStatus profile.'));
|
|
}
|
|
|
|
$avatar = self::getActivityObjectAvatar($object, $hints);
|
|
|
|
if ($avatar) {
|
|
try {
|
|
$oprofile->updateAvatar($avatar);
|
|
} catch (Exception $ex) {
|
|
// Profile is saved, but Avatar is messed up. We're
|
|
// just going to continue.
|
|
common_log(LOG_WARNING, "Exception saving OStatus profile avatar: ". $ex->getMessage());
|
|
}
|
|
}
|
|
|
|
return $oprofile;
|
|
}
|
|
|
|
/**
|
|
* Save any updated profile information to our local copy.
|
|
* @param ActivityObject $object
|
|
* @param array $hints
|
|
*/
|
|
public function updateFromActivityObject($object, $hints=array())
|
|
{
|
|
if ($this->isGroup()) {
|
|
$group = $this->localGroup();
|
|
self::updateGroup($group, $object, $hints);
|
|
} else {
|
|
$profile = $this->localProfile();
|
|
self::updateProfile($profile, $object, $hints);
|
|
}
|
|
$avatar = self::getActivityObjectAvatar($object, $hints);
|
|
if ($avatar) {
|
|
try {
|
|
$this->updateAvatar($avatar);
|
|
} catch (Exception $ex) {
|
|
common_log(LOG_WARNING, "Exception saving OStatus profile avatar: " . $ex->getMessage());
|
|
}
|
|
}
|
|
}
|
|
|
|
public static function updateProfile($profile, $object, $hints=array())
|
|
{
|
|
$orig = clone($profile);
|
|
|
|
$profile->nickname = self::getActivityObjectNickname($object, $hints);
|
|
|
|
if (!empty($object->title)) {
|
|
$profile->fullname = $object->title;
|
|
} else if (array_key_exists('fullname', $hints)) {
|
|
$profile->fullname = $hints['fullname'];
|
|
}
|
|
|
|
if (!empty($object->link)) {
|
|
$profile->profileurl = $object->link;
|
|
} else if (array_key_exists('profileurl', $hints)) {
|
|
$profile->profileurl = $hints['profileurl'];
|
|
} else if (Validate::uri($object->id, array('allowed_schemes' => array('http', 'https')))) {
|
|
$profile->profileurl = $object->id;
|
|
}
|
|
|
|
$profile->bio = self::getActivityObjectBio($object, $hints);
|
|
$profile->location = self::getActivityObjectLocation($object, $hints);
|
|
$profile->homepage = self::getActivityObjectHomepage($object, $hints);
|
|
|
|
if (!empty($object->geopoint)) {
|
|
$location = ActivityContext::locationFromPoint($object->geopoint);
|
|
if (!empty($location)) {
|
|
$profile->lat = $location->lat;
|
|
$profile->lon = $location->lon;
|
|
}
|
|
}
|
|
|
|
// @fixme tags/categories
|
|
// @todo tags from categories
|
|
|
|
if ($profile->id) {
|
|
common_log(LOG_DEBUG, "Updating OStatus profile $profile->id from remote info $object->id: " . var_export($object, true) . var_export($hints, true));
|
|
$profile->update($orig);
|
|
}
|
|
}
|
|
|
|
protected static function updateGroup($group, $object, $hints=array())
|
|
{
|
|
$orig = clone($group);
|
|
|
|
$group->nickname = self::getActivityObjectNickname($object, $hints);
|
|
$group->fullname = $object->title;
|
|
|
|
if (!empty($object->link)) {
|
|
$group->mainpage = $object->link;
|
|
} else if (array_key_exists('profileurl', $hints)) {
|
|
$group->mainpage = $hints['profileurl'];
|
|
}
|
|
|
|
// @todo tags from categories
|
|
$group->description = self::getActivityObjectBio($object, $hints);
|
|
$group->location = self::getActivityObjectLocation($object, $hints);
|
|
$group->homepage = self::getActivityObjectHomepage($object, $hints);
|
|
|
|
if ($group->id) {
|
|
common_log(LOG_DEBUG, "Updating OStatus group $group->id from remote info $object->id: " . var_export($object, true) . var_export($hints, true));
|
|
$group->update($orig);
|
|
}
|
|
}
|
|
|
|
protected static function getActivityObjectHomepage($object, $hints=array())
|
|
{
|
|
$homepage = null;
|
|
$poco = $object->poco;
|
|
|
|
if (!empty($poco)) {
|
|
$url = $poco->getPrimaryURL();
|
|
if ($url && $url->type == 'homepage') {
|
|
$homepage = $url->value;
|
|
}
|
|
}
|
|
|
|
// @todo Try for a another PoCo URL?
|
|
|
|
return $homepage;
|
|
}
|
|
|
|
protected static function getActivityObjectLocation($object, $hints=array())
|
|
{
|
|
$location = null;
|
|
|
|
if (!empty($object->poco) &&
|
|
isset($object->poco->address->formatted)) {
|
|
$location = $object->poco->address->formatted;
|
|
} else if (array_key_exists('location', $hints)) {
|
|
$location = $hints['location'];
|
|
}
|
|
|
|
if (!empty($location)) {
|
|
if (mb_strlen($location) > 255) {
|
|
$location = mb_substr($note, 0, 255 - 3) . ' … ';
|
|
}
|
|
}
|
|
|
|
// @todo Try to find location some othe way? Via goerss point?
|
|
|
|
return $location;
|
|
}
|
|
|
|
protected static function getActivityObjectBio($object, $hints=array())
|
|
{
|
|
$bio = null;
|
|
|
|
if (!empty($object->poco)) {
|
|
$note = $object->poco->note;
|
|
} else if (array_key_exists('bio', $hints)) {
|
|
$note = $hints['bio'];
|
|
}
|
|
|
|
if (!empty($note)) {
|
|
if (Profile::bioTooLong($note)) {
|
|
// XXX: truncate ok?
|
|
$bio = mb_substr($note, 0, Profile::maxBio() - 3) . ' … ';
|
|
} else {
|
|
$bio = $note;
|
|
}
|
|
}
|
|
|
|
// @todo Try to get bio info some other way?
|
|
|
|
return $bio;
|
|
}
|
|
|
|
public static function getActivityObjectNickname($object, $hints=array())
|
|
{
|
|
if ($object->poco) {
|
|
if (!empty($object->poco->preferredUsername)) {
|
|
return common_nicknamize($object->poco->preferredUsername);
|
|
}
|
|
}
|
|
|
|
if (!empty($object->nickname)) {
|
|
return common_nicknamize($object->nickname);
|
|
}
|
|
|
|
if (array_key_exists('nickname', $hints)) {
|
|
return $hints['nickname'];
|
|
}
|
|
|
|
// Try the profile url (like foo.example.com or example.com/user/foo)
|
|
if (!empty($object->link)) {
|
|
$profileUrl = $object->link;
|
|
} else if (!empty($hints['profileurl'])) {
|
|
$profileUrl = $hints['profileurl'];
|
|
}
|
|
|
|
if (!empty($profileUrl)) {
|
|
$nickname = self::nicknameFromURI($profileUrl);
|
|
}
|
|
|
|
// Try the URI (may be a tag:, http:, acct:, ...
|
|
|
|
if (empty($nickname)) {
|
|
$nickname = self::nicknameFromURI($object->id);
|
|
}
|
|
|
|
// Try a Webfinger if one was passed (way) down
|
|
|
|
if (empty($nickname)) {
|
|
if (array_key_exists('webfinger', $hints)) {
|
|
$nickname = self::nicknameFromURI($hints['webfinger']);
|
|
}
|
|
}
|
|
|
|
// Try the name
|
|
|
|
if (empty($nickname)) {
|
|
$nickname = common_nicknamize($object->title);
|
|
}
|
|
|
|
return $nickname;
|
|
}
|
|
|
|
protected static function nicknameFromURI($uri)
|
|
{
|
|
if (preg_match('/(\w+):/', $uri, $matches)) {
|
|
$protocol = $matches[1];
|
|
} else {
|
|
return null;
|
|
}
|
|
|
|
switch ($protocol) {
|
|
case 'acct':
|
|
case 'mailto':
|
|
if (preg_match("/^$protocol:(.*)?@.*\$/", $uri, $matches)) {
|
|
return common_canonical_nickname($matches[1]);
|
|
}
|
|
return null;
|
|
case 'http':
|
|
return common_url_to_nickname($uri);
|
|
break;
|
|
default:
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Look up, and if necessary create, an Ostatus_profile for the remote
|
|
* entity with the given webfinger address.
|
|
* This should never return null -- you will either get an object or
|
|
* an exception will be thrown.
|
|
*
|
|
* @param string $addr webfinger address
|
|
* @return Ostatus_profile
|
|
* @throws Exception on error conditions
|
|
* @throws OStatusShadowException if this reference would obscure a local user/group
|
|
*/
|
|
public static function ensureWebfinger($addr)
|
|
{
|
|
// First, try the cache
|
|
|
|
$uri = self::cacheGet(sprintf('ostatus_profile:webfinger:%s', $addr));
|
|
|
|
if ($uri !== false) {
|
|
if (is_null($uri)) {
|
|
// Negative cache entry
|
|
// TRANS: Exception.
|
|
throw new Exception(_m('Not a valid webfinger address.'));
|
|
}
|
|
$oprofile = Ostatus_profile::staticGet('uri', $uri);
|
|
if (!empty($oprofile)) {
|
|
return $oprofile;
|
|
}
|
|
}
|
|
|
|
// Try looking it up
|
|
|
|
$oprofile = Ostatus_profile::staticGet('uri', 'acct:'.$addr);
|
|
|
|
if (!empty($oprofile)) {
|
|
self::cacheSet(sprintf('ostatus_profile:webfinger:%s', $addr), $oprofile->uri);
|
|
return $oprofile;
|
|
}
|
|
|
|
// Now, try some discovery
|
|
|
|
$disco = new Discovery();
|
|
|
|
try {
|
|
$xrd = $disco->lookup($addr);
|
|
} catch (Exception $e) {
|
|
// Save negative cache entry so we don't waste time looking it up again.
|
|
// @fixme distinguish temporary failures?
|
|
self::cacheSet(sprintf('ostatus_profile:webfinger:%s', $addr), null);
|
|
// TRANS: Exception.
|
|
throw new Exception(_m('Not a valid webfinger address.'));
|
|
}
|
|
|
|
$hints = array('webfinger' => $addr);
|
|
|
|
$dhints = DiscoveryHints::fromXRD($xrd);
|
|
|
|
$hints = array_merge($hints, $dhints);
|
|
|
|
// If there's an Hcard, let's grab its info
|
|
|
|
if (array_key_exists('hcard', $hints)) {
|
|
if (!array_key_exists('profileurl', $hints) ||
|
|
$hints['hcard'] != $hints['profileurl']) {
|
|
$hcardHints = DiscoveryHints::fromHcardUrl($hints['hcard']);
|
|
$hints = array_merge($hcardHints, $hints);
|
|
}
|
|
}
|
|
|
|
// If we got a feed URL, try that
|
|
|
|
if (array_key_exists('feedurl', $hints)) {
|
|
try {
|
|
common_log(LOG_INFO, "Discovery on acct:$addr with feed URL " . $hints['feedurl']);
|
|
$oprofile = self::ensureFeedURL($hints['feedurl'], $hints);
|
|
self::cacheSet(sprintf('ostatus_profile:webfinger:%s', $addr), $oprofile->uri);
|
|
return $oprofile;
|
|
} catch (Exception $e) {
|
|
common_log(LOG_WARNING, "Failed creating profile from feed URL '$feedUrl': " . $e->getMessage());
|
|
// keep looking
|
|
}
|
|
}
|
|
|
|
// If we got a profile page, try that!
|
|
|
|
if (array_key_exists('profileurl', $hints)) {
|
|
try {
|
|
common_log(LOG_INFO, "Discovery on acct:$addr with profile URL $profileUrl");
|
|
$oprofile = self::ensureProfileURL($hints['profileurl'], $hints);
|
|
self::cacheSet(sprintf('ostatus_profile:webfinger:%s', $addr), $oprofile->uri);
|
|
return $oprofile;
|
|
} catch (OStatusShadowException $e) {
|
|
// We've ended up with a remote reference to a local user or group.
|
|
// @fixme ideally we should be able to say who it was so we can
|
|
// go back and refer to it the regular way
|
|
throw $e;
|
|
} catch (Exception $e) {
|
|
common_log(LOG_WARNING, "Failed creating profile from profile URL '$profileUrl': " . $e->getMessage());
|
|
// keep looking
|
|
//
|
|
// @fixme this means an error discovering from profile page
|
|
// may give us a corrupt entry using the webfinger URI, which
|
|
// will obscure the correct page-keyed profile later on.
|
|
}
|
|
}
|
|
|
|
// XXX: try hcard
|
|
// XXX: try FOAF
|
|
|
|
if (array_key_exists('salmon', $hints)) {
|
|
|
|
$salmonEndpoint = $hints['salmon'];
|
|
|
|
// An account URL, a salmon endpoint, and a dream? Not much to go
|
|
// on, but let's give it a try
|
|
|
|
$uri = 'acct:'.$addr;
|
|
|
|
$profile = new Profile();
|
|
|
|
$profile->nickname = self::nicknameFromUri($uri);
|
|
$profile->created = common_sql_now();
|
|
|
|
if (isset($profileUrl)) {
|
|
$profile->profileurl = $profileUrl;
|
|
}
|
|
|
|
$profile_id = $profile->insert();
|
|
|
|
if (!$profile_id) {
|
|
common_log_db_error($profile, 'INSERT', __FILE__);
|
|
// TRANS: Exception. %s is a webfinger address.
|
|
throw new Exception(sprintf(_m('Couldn\'t save profile for "%s".'),$addr));
|
|
}
|
|
|
|
$oprofile = new Ostatus_profile();
|
|
|
|
$oprofile->uri = $uri;
|
|
$oprofile->salmonuri = $salmonEndpoint;
|
|
$oprofile->profile_id = $profile_id;
|
|
$oprofile->created = common_sql_now();
|
|
|
|
if (isset($feedUrl)) {
|
|
$profile->feeduri = $feedUrl;
|
|
}
|
|
|
|
$result = $oprofile->insert();
|
|
|
|
if (!$result) {
|
|
common_log_db_error($oprofile, 'INSERT', __FILE__);
|
|
// TRANS: Exception. %s is a webfinger address.
|
|
throw new Exception(sprintf(_m('Couldn\'t save ostatus_profile for "%s".'),$addr));
|
|
}
|
|
|
|
self::cacheSet(sprintf('ostatus_profile:webfinger:%s', $addr), $oprofile->uri);
|
|
return $oprofile;
|
|
}
|
|
|
|
// TRANS: Exception. %s is a webfinger address.
|
|
throw new Exception(sprintf(_m('Couldn\'t find a valid profile for "%s".'),$addr));
|
|
}
|
|
|
|
/**
|
|
* Store the full-length scrubbed HTML of a remote notice to an attachment
|
|
* file on our server. We'll link to this at the end of the cropped version.
|
|
*
|
|
* @param string $title plaintext for HTML page's title
|
|
* @param string $rendered HTML fragment for HTML page's body
|
|
* @return File
|
|
*/
|
|
function saveHTMLFile($title, $rendered)
|
|
{
|
|
$final = sprintf("<!DOCTYPE html>\n" .
|
|
'<html><head>' .
|
|
'<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">' .
|
|
'<title>%s</title>' .
|
|
'</head>' .
|
|
'<body>%s</body></html>',
|
|
htmlspecialchars($title),
|
|
$rendered);
|
|
|
|
$filename = File::filename($this->localProfile(),
|
|
'ostatus', // ignored?
|
|
'text/html');
|
|
|
|
$filepath = File::path($filename);
|
|
|
|
file_put_contents($filepath, $final);
|
|
|
|
$file = new File;
|
|
|
|
$file->filename = $filename;
|
|
$file->url = File::url($filename);
|
|
$file->size = filesize($filepath);
|
|
$file->date = time();
|
|
$file->mimetype = 'text/html';
|
|
|
|
$file_id = $file->insert();
|
|
|
|
if ($file_id === false) {
|
|
common_log_db_error($file, "INSERT", __FILE__);
|
|
// TRANS: Server exception.
|
|
throw new ServerException(_m('Could not store HTML content of long post as file.'));
|
|
}
|
|
|
|
return $file;
|
|
}
|
|
|
|
static function ensureProfileURI($uri)
|
|
{
|
|
$oprofile = null;
|
|
|
|
// First, try to query it
|
|
|
|
$oprofile = Ostatus_profile::staticGet('uri', $uri);
|
|
|
|
// If unfound, do discovery stuff
|
|
|
|
if (empty($oprofile)) {
|
|
if (preg_match("/^(\w+)\:(.*)/", $uri, $match)) {
|
|
$protocol = $match[1];
|
|
switch ($protocol) {
|
|
case 'http':
|
|
case 'https':
|
|
$oprofile = Ostatus_profile::ensureProfileURL($uri);
|
|
break;
|
|
case 'acct':
|
|
case 'mailto':
|
|
$rest = $match[2];
|
|
$oprofile = Ostatus_profile::ensureWebfinger($rest);
|
|
default:
|
|
common_log("Unrecognized URI protocol for profile: $protocol ($uri)");
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return $oprofile;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Exception indicating we've got a remote reference to a local user,
|
|
* not a remote user!
|
|
*
|
|
* If we can ue a local profile after all, it's available as $e->profile.
|
|
*/
|
|
class OStatusShadowException extends Exception
|
|
{
|
|
public $profile;
|
|
|
|
/**
|
|
* @param Profile $profile
|
|
* @param string $message
|
|
*/
|
|
function __construct($profile, $message) {
|
|
$this->profile = $profile;
|
|
parent::__construct($message);
|
|
}
|
|
}
|