Unique name as incremental id

Author: Seb33300

Datatable/AbstractDatatable.php

@@ -129,11 +129,11 @@ abstract class AbstractDatatable implements DatatableInterface
     protected $language;
 
     /**
-     * The unique name for this instance.
+     * The unique id for this instance.
      *
-     * @var string
+     * @var int
      */
-    protected $uniqueName;
+    protected $uniqueId;
 
     /**
      * The PropertyAccessor.
@@ -142,6 +142,15 @@ abstract class AbstractDatatable implements DatatableInterface
      */
     protected $accessor;
 
+    //-------------------------------------------------
+
+    /**
+     * Used to generate unique names.
+     *
+     * @var array
+     */
+    protected static $uniqueCounter = array();
+
     //-------------------------------------------------
     // Ctor.
     //-------------------------------------------------
@@ -167,7 +176,12 @@ public function __construct(
         Twig_Environment $twig
     ) {
         $this->validateName();
-        $this->uniqueName = uniqid($this->getName().'-');
+
+        if (isset(self::$uniqueCounter[$this->getName()])) {
+            $this->uniqueId = ++self::$uniqueCounter[$this->getName()];
+        } else {
+            $this->uniqueId = self::$uniqueCounter[$this->getName()] = 1;
+        }
 
         $this->authorizationChecker = $authorizationChecker;
         $this->securityToken = $securityToken;
@@ -290,12 +304,20 @@ public function getOptionsArrayFromEntities($entities, $keyFrom = 'id', $valueFr
         return $options;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getUniqueId()
+    {
+        return $this->uniqueId;
+    }
+
     /**
      * {@inheritdoc}
      */
     public function getUniqueName()
     {
-        return $this->uniqueName;
+        return $this->getName().($this->getUniqueId() > 1 ? '-'.$this->getUniqueId() : '');
     }
 
     //-------------------------------------------------

Datatable/DatatableInterface.php

@@ -126,6 +126,13 @@ public function getEntity();
      */
     public function getName();
 
+    /**
+     * Returns the unique id of this datatable view.
+     *
+     * @return int
+     */
+    public function getUniqueId();
+
     /**
      * Returns the unique name of this datatable view.
      *