Add support for reconstructing XML where XML for an entity is already cached..

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1521 44740490-163a-0410-bde0-09ae8108e29a

modules/aggregator/config-templates/aggregator.php

@@ -16,6 +16,10 @@ $config = array(
 	'maxCache' 		=> 60*60*24, // 24 hour cache time
 	'maxDuration' 	=> 60*60*24*5, // Maximum 5 days duration on ValidUntil.
 
+	// If base64 encoded for entity is already cached in the entity, should we
+	// reconstruct the XML or re-use.
+	'reconstruct' => TRUE,
+
 	/* Whether metadata should be signed. */
 	'sign.enable' => FALSE,
 

modules/aggregator/www/index.php

@@ -11,6 +11,8 @@ $metadataSets = array(
 $globalConfig = SimpleSAML_Configuration::getInstance();
 $aggregatorConfig = SimpleSAML_Configuration::getConfig('aggregator.php');
 
+
+$reconstruct = $aggregatorConfig->getBoolean('reconstruct', FALSE);
 $aggregators = $aggregatorConfig->getArray('aggragators');
 
 if (!array_key_exists('id', $_GET)) {
@@ -102,7 +104,7 @@ foreach ($entities as $entity => $sets) {
 		}
 	}
 
-	if (is_string($entityDescriptor)) {
+	if (is_string($entityDescriptor) && !$reconstruct) {
 		/* All metadata sets for the entity contain the same entity descriptor. Use that one. */
 		$tmp = new DOMDocument();
 		$tmp->loadXML(base64_decode($entityDescriptor));