Added initial Node is published condition.

src/Plugin/Condition/NodeIsPublished.php

@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\rules\Plugin\Condition\NodeIsPublished.
+ */
+
+namespace Drupal\rules\Plugin\Condition;
+
+use Drupal\Core\Condition\ConditionPluginBase;
+
+/**
+ * Provides a 'Node Is Published' condition.
+ *
+ * @Condition(
+ *   id = "rules_node_is_published",
+ *   label = @Translation("Node is published"),
+ *   context = {
+ *     "node" = {
+ *       "type" = "entity",
+ *       "constraints" = {
+ *         "EntityType" = "node"
+ *       }
+ *     }
+ *   }
+ * )
+ *
+ * @todo: Add access callback information from Drupal 7.
+ * @todo: Add group information from Drupal 7.
+ */
+class NodeIsPublished extends ConditionPluginBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function summary() {
+    return t('Node is published.');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function evaluate() {
+    $node = $this->getContextValue('node');
+    return $node->isPublished();
+  }
+
+}