Fix ChainCache declaring PatternClearable although subacaches may not have this feature. Fix #1265

Author: cdujeu

core/src/plugins/cache.doctrine/src/PydioChainCache.php

@@ -77,6 +77,15 @@ public function setNamespace($namespace) {
         }
     }
 
+    /**
+     * @return mixed
+     */
+    public function allProvidersSupportPatternDeletion(){
+        return array_reduce($this->cacheProviders, function($carry, $item){
+            return $carry && $item instanceof PatternClearableCache;
+        }, true);
+    }
+
     /**
      * @return bool
      */

core/src/plugins/core.cache/AbstractCacheDriver.php

@@ -312,7 +312,11 @@ public function deleteAll($namespace){
     public function supportsPatternDelete($namespace)
     {
         $cacheDriver = $this->getCacheDriver($namespace);
-        return $cacheDriver instanceof PatternClearableCache;
+        if($cacheDriver instanceof PydioChainCache){
+            return $cacheDriver->allProvidersSupportPatternDeletion();
+        }else{
+            return $cacheDriver instanceof PatternClearableCache;
+        }
     }
 
     /**
@@ -322,13 +326,13 @@ public function supportsPatternDelete($namespace)
      */
     public function deleteKeyStartingWith($namespace, $id){
 
+        /** @var PatternClearableCache $cacheDriver */
         $cacheDriver = $this->getCacheDriver($namespace);
         if($this->requiresHttpForwarding($cacheDriver)){
             $this->httpDeletion[$namespace.$id.'pattern'] = ["namespace"=>$namespace, "pattern" => $id];
             return true;
         }
-
-        if(!($cacheDriver instanceof PatternClearableCache)){
+        if(!$this->supportsPatternDelete($namespace)){
             return false;
         }
         Logger::debug("CacheDriver::Http", "Clear Pattern ".$id, ["namespace" => $namespace]);