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Allow changing the way etags are generated

This commit is contained in:
Robin Appelman 2012-11-07 14:21:34 +01:00
parent 012a907a8a
commit 99aa972a40
1 changed files with 14 additions and 2 deletions
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16
lib/connector/sabre/node.php
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@ -25,6 +25,13 @@ abstract class OC_Connector_Sabre_Node implements Sabre_DAV_INode, Sabre_DAV_IPr
const GETETAG_PROPERTYNAME = '{DAV:}getetag';
const LASTMODIFIED_PROPERTYNAME = '{DAV:}lastmodified';
/**
* Allow configuring the method used to generate Etags
*
* @var array(class_name, function_name)
*/
public static $ETagFunction = null;
/**
* The path to the current node
*
@ -178,7 +185,7 @@ abstract class OC_Connector_Sabre_Node implements Sabre_DAV_INode, Sabre_DAV_IPr
* If the array is empty, all properties should be returned
*
* @param array $properties
* @return void
* @return array
*/
public function getProperties($properties) {
if (is_null($this->property_cache)) {
@ -209,7 +216,12 @@ abstract class OC_Connector_Sabre_Node implements Sabre_DAV_INode, Sabre_DAV_IPr
* @return string|null Returns null if the ETag can not effectively be determined
*/
static protected function createETag($path) {
return uniqid('', true);
if(self::$ETagFunction) {
$hash = call_user_func(self::$ETagFunction, $path);
return $hash;
}else{
return uniqid('', true);
}
}
/**