GNUsocial/gnu-social
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Merge branch '1.0.x'

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This commit is contained in:
Evan Prodromou 2011-10-20 10:41:21 -04:00
commit a294ccb96b
6 changed files with 152 additions and 32 deletions
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7
actions/favorited.php
View File

@ -172,11 +172,8 @@ class FavoritedAction extends Action
*/
function showContent()
{
$pop = new Popularity();
$pop->offset = ($this->page - 1) * NOTICES_PER_PAGE;
$pop->limit = NOTICES_PER_PAGE;
$pop->expiry = 600;
$notice = $pop->getNotices();
$stream = new PopularNoticeStream(Profile::current());
$notice = $stream->getNotices(($this->page-1)*NOTICES_PER_PAGE, NOTICES_PER_PAGE+1);
$nl = new NoticeList($notice, $this);

4
actions/public.php
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@ -255,7 +255,9 @@ class PublicAction extends Action
$ibs->show();
}
$pop = new PopularNoticeSection($this);
$p = Profile::current();
$pop = new PopularNoticeSection($this, $p);
$pop->show();
if (!common_config('performance', 'high')) {
$cloud = new PublicTagCloudSection($this);

2
classes/Fave.php
View File

@ -74,6 +74,7 @@ class Fave extends Managed_DataObject
return false;
}
self::blow('fave:list-ids:notice_id:%d', $fave->notice_id);
self::blow('popular');
Event::handle('EndFavorNotice', array($profile, $notice));
}
@ -92,6 +93,7 @@ class Fave extends Managed_DataObject
$result = parent::delete();
self::blow('fave:list-ids:notice_id:%d', $this->notice_id);
self::blow('popular');
if ($result) {
Event::handle('EndDisfavorNotice', array($profile, $notice));

43
lib/cachingnoticestream.php
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@ -51,11 +51,13 @@ class CachingNoticeStream extends NoticeStream
public $stream = null;
public $cachekey = null;
public $useLast = true;
function __construct($stream, $cachekey)
function __construct($stream, $cachekey, $useLast = true)
{
$this->stream = $stream;
$this->cachekey = $cachekey;
$this->useLast = $useLast;
}
function getNoticeIds($offset, $limit, $sinceId, $maxId)
@ -85,29 +87,31 @@ class CachingNoticeStream extends NoticeStream
return $ids;
}
// Check the cache to see if we have a "last-known-good" version.
// The actual cache gets blown away when new notices are added, but
// the "last" value holds a lot of info. We might need to only generate
// a few at the "tip", which can bound our queries and save lots
// of time.
if ($this->useLast) {
// Check the cache to see if we have a "last-known-good" version.
// The actual cache gets blown away when new notices are added, but
// the "last" value holds a lot of info. We might need to only generate
// a few at the "tip", which can bound our queries and save lots
// of time.
$laststr = $cache->get($idkey.';last');
$laststr = $cache->get($idkey.';last');
if ($laststr !== false) {
$window = explode(',', $laststr);
$last_id = $window[0];
$new_ids = $this->stream->getNoticeIds(0, self::CACHE_WINDOW, $last_id, 0);
if ($laststr !== false) {
$window = explode(',', $laststr);
$last_id = $window[0];
$new_ids = $this->stream->getNoticeIds(0, self::CACHE_WINDOW, $last_id, 0);
$new_window = array_merge($new_ids, $window);
$new_window = array_merge($new_ids, $window);
$new_windowstr = implode(',', $new_window);
$new_windowstr = implode(',', $new_window);
$result = $cache->set($idkey, $new_windowstr);
$result = $cache->set($idkey . ';last', $new_windowstr);
$result = $cache->set($idkey, $new_windowstr);
$result = $cache->set($idkey . ';last', $new_windowstr);
$ids = array_slice($new_window, $offset, $limit);
$ids = array_slice($new_window, $offset, $limit);
return $ids;
return $ids;
}
}
// No cache hits :( Generate directly and stick the results
@ -118,7 +122,10 @@ class CachingNoticeStream extends NoticeStream
$windowstr = implode(',', $window);
$result = $cache->set($idkey, $windowstr);
$result = $cache->set($idkey . ';last', $windowstr);
if ($this->useLast) {
$result = $cache->set($idkey . ';last', $windowstr);
}
// Return just the slice that was requested

19
lib/popularnoticesection.php
View File

@ -22,7 +22,7 @@
* @category Widget
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2009 StatusNet, Inc.
* @copyright 2009,2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
@ -45,15 +45,18 @@ if (!defined('STATUSNET') && !defined('LACONICA')) {
*/
class PopularNoticeSection extends NoticeSection
{
protected $viewer;
function __construct($out, $viewer)
{
parent::__construct($out);
$this->viewer = $viewer;
}
function getNotices()
{
$pop = new Popularity();
if (!empty($this->out->tag)) {
$pop->tag = $this->out->tag;
}
$pop->limit = NOTICES_PER_SECTION;
$pop->expiry = 1200;
return $pop->getNotices();
$stream = new PopularNoticeStream($this->viewer);
return $stream->getNotices(0, NOTICES_PER_SECTION + 1);
}
function title()

109
lib/popularnoticestream.php Normal file
View File

@ -0,0 +1,109 @@
<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* Stream of notices sorted by popularity
*
* 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 Popular
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 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);
}
/**
* Stream of notices sorted by popularity
*
* @category Popular
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class PopularNoticeStream extends ScopingNoticeStream
{
function __construct($profile=null)
{
parent::__construct(new HideSilencedStream(new CachingNoticeStream(new RawPopularNoticeStream(),
'popular',
false)),
$profile);
}
}
class HideSilencedStream extends FilteringNoticeStream
{
/**
* Only return notices where the profile is in scope
*
* @param Notice $notice The notice to check
*
* @return boolean whether to include the notice
*/
function filter($notice)
{
$author = $notice->getProfile();
return !$author->isSilenced();
}
}
class RawPopularNoticeStream extends NoticeStream
{
function getNoticeIds($offset, $limit, $since_id, $max_id)
{
$weightexpr = common_sql_weight('modified', common_config('popular', 'dropoff'));
$cutoff = sprintf("modified > '%s'",
common_sql_date(time() - common_config('popular', 'cutoff')));
$fave = new Fave();
$fave->selectAdd();
$fave->selectAdd('notice_id');
$fave->selectAdd("$weightexpr as weight");
$fave->whereAdd($cutoff);
$fave->orderBy('weight DESC');
$fave->groupBy('notice_id');
if (!is_null($offset)) {
$fave->limit($offset, $limit);
}
// FIXME: $since_id, $max_id are ignored
$ids = array();
if ($fave->find()) {
while ($fave->fetch()) {
$ids[] = $fave->notice_id;
}
}
return $ids;
}
}