gnu-social/lib/profile/profilenoticestream.php

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<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
/**
* Stream of notices by a profile
*
* @category Stream
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
defined('GNUSOCIAL') || die();
/**
* Stream of notices by a profile
*
* @category General
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class ProfileNoticeStream extends ScopingNoticeStream
{
protected $target;
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public function __construct(Profile $target, Profile $scoped = null)
{
$this->target = $target;
parent::__construct(
new CachingNoticeStream(
new RawProfileNoticeStream($target),
'profile:notice_ids:' . $target->getID()
),
$scoped
);
}
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public function getNoticeIds($offset, $limit, $since_id = null, $max_id = null)
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{
if ($this->impossibleStream()) {
return array();
} else {
return parent::getNoticeIds($offset, $limit, $since_id, $max_id);
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}
}
public function getNotices($offset, $limit, $since_id = null, $max_id = null)
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{
if ($this->impossibleStream()) {
throw new PrivateStreamException($this->target, $this->scoped);
} else {
return parent::getNotices($offset, $limit, $since_id, $max_id);
}
}
public function impossibleStream()
{
if (!$this->target->readableBy($this->scoped)) {
// cannot read because it's a private stream and either noone's logged in or they are not subscribers
return true;
}
// If it's a spammy stream, and no user or not a moderator
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if (common_config('notice', 'hidespam')) {
// if this is a silenced user
if ($this->target->hasRole(Profile_role::SILENCED) &&
// and we are either not logged in
(!$this->scoped instanceof Profile ||
// or if we are, we are not logged in as the target, and we don't have right to review spam
(!$this->scoped->sameAs($this->target) && !$this->scoped->hasRight(Right::REVIEWSPAM)))) {
return true;
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}
}
return false;
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}
}
/**
* Raw stream of notices by a profile
*
* @category General
* @package GNUsocial
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class RawProfileNoticeStream extends NoticeStream
{
protected $target;
protected $selectVerbs = array(); // select all verbs
public function __construct(Profile $target)
{
parent::__construct();
$this->target = $target;
}
public function getNoticeIds($offset, $limit, $since_id, $max_id)
{
$notice = new Notice();
$notice->profile_id = $this->target->getID();
$notice->selectAdd();
$notice->selectAdd('id');
$notice->whereAdd('scope <> ' . Notice::MESSAGE_SCOPE);
Notice::addWhereSinceId($notice, $since_id);
Notice::addWhereMaxId($notice, $max_id);
self::filterVerbs($notice, $this->selectVerbs);
$notice->orderBy('created DESC, id DESC');
if (!is_null($offset)) {
$notice->limit($offset, $limit);
}
$notice->find();
$ids = array();
while ($notice->fetch()) {
$ids[] = $notice->id;
}
return $ids;
}
}