Now all modules are in core modules folder

modules/node_clone/views/clone.views.inc

@@ -0,0 +1,35 @@
+<?php
+/**
+ * @file
+ * Views settings for Node_Clone module.
+ */
+
+/**
+* Implementation of hook_views_handlers()
+*/
+function clone_views_handlers() {
+  return array(
+    'info' => array(
+      'path' => drupal_get_path('module', 'clone') . '/views',
+    ),
+    'handlers' => array(
+      'views_handler_field_node_link_clone' => array(
+        'parent' => 'views_handler_field_node_link',
+      ),
+    ),
+  );
+}
+
+/**
+* Implementation of hook_views_data_alter()
+*/
+function clone_views_data_alter(&$views_data) {
+  $views_data['node']['clone_node'] = array(
+    'field' => array(
+      'title' => t('Clone link'),
+      'help' => t('Provide a simple link to clone the node.'),
+      'handler' => 'views_handler_field_node_link_clone',
+    ),
+  );
+}
+

modules/node_clone/views/views_handler_field_node_link_clone.inc

@@ -0,0 +1,66 @@
+<?php
+/**
+ * @file
+ * Views field handler for Node_Clone module.
+ */
+
+/**
+* Field handler to present a clone node link.
+*
+* Closely modeled after views/modules/node/views_handler_field_node_link_edit.inc
+*/
+class views_handler_field_node_link_clone extends views_handler_field_node_link {
+  function construct() {
+    parent::construct();
+    $this->additional_fields['uid'] = 'uid';
+    $this->additional_fields['type'] = 'type';
+    $this->additional_fields['format'] = array('table' => 'node_revisions', 'field' => 'format');
+  }
+
+  /**
+   * Determine if this field can allow advanced rendering.
+   *
+   * Fields can set this to FALSE if they do not wish to allow
+   * token based rewriting or link-making.
+   */
+  function allow_advanced_render() {
+    return FALSE;
+  }
+
+  function option_definition() {
+    $options = parent::option_definition();
+
+    $options['destination'] = array('default' => 1, 'translatable' => FALSE);
+
+    return $options;
+  }
+
+  function options_form(&$form, &$form_state) {
+    parent::options_form($form, $form_state);
+    $form['destination'] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Add destination query string to return to the View'),
+      '#default_value' => $this->options['destination'],
+    );
+  }
+
+  function render($values) {
+    // Insure that user has access to clone this node.
+    $node = new stdClass();
+    $node->nid = $values->{$this->aliases['nid']};
+    $node->uid = $values->{$this->aliases['uid']};
+    $node->type = $values->{$this->aliases['type']};
+    $node->format = $values->{$this->aliases['format']};
+    $node->status = 1; // unpublished nodes ignore access control
+    if (!clone_access_cloning($node)) {
+      return;
+    }
+
+    $text = !empty($this->options['text']) ? $this->options['text'] : t('clone');
+    $options = array();
+    if ($this->options['destination']) {
+      $options['query'] = drupal_get_destination();
+    }
+    return l($text, "node/$node->nid/clone", $options);
+  }
+}