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Background process for cleaning expired temporary attachments and inline images.

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SVN:trunk[3935]
This commit is contained in:
Denis Flaven
2016-02-29 17:20:43 +00:00
parent 53029f9fc3
commit 7e3d526de3
1 changed files with 58 additions and 1 deletions
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59
core/inlineimage.class.inc.php
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@@ -53,7 +53,7 @@ class InlineImage extends DBObject
MetaModel::Init_AddAttribute(new AttributeObjectKey("item_id", array("class_attcode"=>'item_class', "allowed_values"=>null, "sql"=>'item_id', "is_null_allowed"=>true, "depends_on"=>array(), "always_load_in_tables"=>false)));
MetaModel::Init_AddAttribute(new AttributeInteger("item_org_id", array("allowed_values"=>null, "sql"=>'item_org_id', "default_value"=>'0', "is_null_allowed"=>true, "depends_on"=>array(), "always_load_in_tables"=>false)));
MetaModel::Init_AddAttribute(new AttributeBlob("contents", array("is_null_allowed"=>false, "depends_on"=>array(), "always_load_in_tables"=>false)));
MetaModel::Init_AddAttribute(new AttributeString("secret", array("allowed_values"=>null, "sql"=>'secret', "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array(), "always_load_in_tables"=>false)));
MetaModel::Init_AddAttribute(new AttributeString("secret", array("allowed_values"=>null, "sql" => "secret", "default_value"=>'', "is_null_allowed"=>false, "depends_on"=>array(), "always_load_in_tables"=>false)));
MetaModel::Init_SetZListItems('details', array('temp_id', 'item_class', 'item_id', 'item_org_id'));
@@ -469,4 +469,61 @@ EOF
EOF
;
}
}
/**
* Garbage collector for cleaning "old" temporary InlineImages (and Attachments).
* This background process runs every hour and deletes all temporary InlineImages and Attachments
* whic are are older than one hour.
*/
class InlineImageGC implements iBackgroundProcess
{
public function GetPeriodicity()
{
return 3600; // Runs every 3600 seconds
}
public function Process($iTimeLimit)
{
$sDateLimit = date('Y-m-d H:i:s', time()); // Every temporary InlineImage/Attachment expired will be deleted
$iProcessed = 0;
$sOQL = "SELECT InlineImage WHERE (item_id = 0) AND (expire < '$sDateLimit')";
while (time() < $iTimeLimit)
{
// Next one ?
$oSet = new CMDBObjectSet(DBObjectSearch::FromOQL($sOQL), array('expire' => true) /* order by*/, array(), null, 1 /* limit count */);
$oSet->OptimizeColumnLoad(array());
$oResult = $oSet->Fetch();
if (is_null($oResult))
{
// Nothing to be done
break;
}
$iProcessed++;
$oResult->DBDelete();
}
$iProcessed2 = 0;
if (class_exists('Attachment'))
{
$sOQL = "SELECT Attachment WHERE (item_id = 0) AND (expire < '$sDateLimit')";
while (time() < $iTimeLimit)
{
// Next one ?
$oSet = new CMDBObjectSet(DBObjectSearch::FromOQL($sOQL), array('expire' => true) /* order by*/, array(), null, 1 /* limit count */);
$oSet->OptimizeColumnLoad(array());
$oResult = $oSet->Fetch();
if (is_null($oResult))
{
// Nothing to be done
break;
}
$iProcessed2++;
$oResult->DBDelete();
}
}
return "Cleaned $iProcessed old temporary InlineImage(s) and $iProcessed2 old temporary Attachment(s).";
}
}