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pre-fetch groups for notices

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This commit is contained in:
Evan Prodromou 2011-08-02 18:13:56 -04:00
parent 447ae92eca
commit d918ee95f4
2 changed files with 68 additions and 26 deletions
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82
classes/Notice.php
View File

@ -1408,6 +1408,9 @@ class Notice extends Memcached_DataObject
*
* @return array of Group objects
*/
protected $_groups = -1;
function getGroups()
{
// Don't save groups for repeats
@ -1415,31 +1418,29 @@ class Notice extends Memcached_DataObject
if (!empty($this->repeat_of)) {
return array();
}
$ids = array();
$keypart = sprintf('notice:groups:%d', $this->id);
$idstr = self::cacheGet($keypart);
if ($idstr !== false) {
$ids = explode(',', $idstr);
} else {
$gi = new Group_inbox();
$gi->selectAdd();
$gi->selectAdd('group_id');
$gi->notice_id = $this->id;
$ids = $gi->fetchAll('group_id');
self::cacheSet($keypart, implode(',', $ids));
if ($this->_groups != -1)
{
return $this->_groups;
}
$gis = Memcached_DataObject::listGet('Group_inbox', 'notice_id', array($this->id));
foreach ($gis[$this->id] as $gi)
{
$ids[] = $gi->group_id;
}
$groups = User_group::multiGet('id', $ids);
return $groups->fetchAll();
$this->_groups = $groups->fetchAll();
return $this->_groups;
}
function _setGroups($groups)
{
$this->_groups = $groups;
}
/**
@ -2462,7 +2463,7 @@ class Notice extends Memcached_DataObject
function __sleep()
{
$vars = parent::__sleep();
$skip = array('_original', '_profile');
$skip = array('_original', '_profile', '_groups');
return array_diff($vars, $skip);
}
@ -2503,4 +2504,39 @@ class Notice extends Memcached_DataObject
return Memcached_DataObject::pivotGet('Profile', 'id', $ids);
}
static function fillGroups(&$notices)
{
$ids = array();
foreach ($notices as $notice) {
$ids[] = $notice->id;
}
$ids = array_unique($ids);
$gis = Memcached_DataObject::listGet('Group_inbox', 'notice_id', $ids);
common_debug(sprintf("Notice::fillGroups(): got %d results for %d notices", count($gis), count($ids)));
foreach ($gis as $id => $gi)
{
foreach ($gi as $g)
{
$gids[] = $g->group_id;
}
}
$gids = array_unique($gids);
$group = Memcached_DataObject::pivotGet('User_group', 'id', $gids);
foreach ($notices as $notice)
{
$grps = array();
$gi = $gis[$notice->id];
foreach ($gi as $g) {
$grps[] = $group[$g->group_id];
}
$notice->_setGroups($grps);
}
}
}

12
lib/filteringnoticestream.php
View File

@ -81,9 +81,15 @@ abstract class FilteringNoticeStream extends NoticeStream
break;
}
while ($raw->fetch()) {
if ($this->filter($raw)) {
$filtered[] = clone($raw);
$notices = $raw->fetchAll();
// XXX: this should probably only be in the scoping one.
Notice::fillGroups($notices);
foreach ($notices as $notice) {
if ($this->filter($notice)) {
$filtered[] = $notice;
if (count($filtered) >= $total) {
break;
}