$handle->file_new_name_body = $row->alias.$row->id;
.md5("Image".$row->id).  change to .$row->alias.$row->id.
md5("Image".$current->id) change to .$row->alias.$row->id.
.md5("Image".$item->id).  change to .$row->alias.$row->id.
.md5("Image".$news_id).  change to .$row->alias.$row->id.

/**
		 * Get the featured image
		 * 
		 * @param int $item_id Item ID
		 * @return string Image name
		 */
		private function get_featured_image($item_id) {
			$found_image_name = '';
			[b]$image_md5 = ("p.alias" . $item_id);[/b]
			
			// Try to get the original image in the src folder
			$image_name = 'media/k2/items/src/' . $image_md5 . '.jpg';
			$image_url = trailingslashit($this->plugin->plugin_options['url']) . $image_name;
			if ( $this->plugin->url_exists($image_url) ) {
				$found_image_name = $image_name;
			} else {
				
				// if the featured image doesn't exist in the src folder, try to get the XL image in the cache folder
				$image_name = 'media/k2/items/cache/' . $image_md5 . '_XL.jpg';
				$image_url = trailingslashit($this->plugin->plugin_options['url']) . $image_name;
				if ( $this->plugin->url_exists($image_url) ) {
					$found_image_name = $image_name;
				}
			}
			return $found_image_name;
		}

private function _convertK2Items($batch = 50) {
		$k2items = $this->fetchItems($batch); // select items with cat and extra fields condition.
		$numItems = count($k2items);
		if (!$numItems) {
			return 0;
		}
		$qi_q = 'INSERT INTO #__content_meta (id, content_id, meta_key, meta_value , encoded) VALUES ';
		$qi_v = array();
		$count=0;

		foreach ($k2items AS $k => $v) {
			$tags = array();
			$assoc = $this->checkAssociation($v->id, 'item');
			if (!$assoc) {
				// Copy Image from K2.
				if (JFile::exists(JPATH_ROOT . '/media/k2/items/src/' . 'alias' . $v->id . '.jpg')) {
					JFolder::create(JPATH_ROOT . '/images/joomlart/article/'); // create recusive folder.
					copy('../media/k2/items/src/' . 'alias' . $v->id . '.jpg', '../images/joomlart/article/' . 'alias' . $v->id . '.jpg');
					$images = array(
						'image_intro' => 'images/joomlart/article/' . 'alias' . $v->id . '.jpg',
						'float_intro' => '',
						'image_intro_alt' => $v->image_caption,
						'image_intro_caption' => $v->image_credits,
						'image_fulltext' => 'images/joomlart/article/' . 'alias' . $v->id . '.jpg',
						'float_fulltext' => '',
						'image_fulltext_alt' => $v->image_caption,
						'image_fulltext_caption' => $v->image_credits
					);
					$images = json_encode($images);
				} else
					$images = '';

				// Convert Tag id from k2 to new id.
				if ($v->tags_id != NULL) {
					$tags_id = explode(',', $v->tags_id);
					foreach ($tags_id AS $tg) {
						$tag = $this->checkAssociation($tg, 'tag');
						if($tag) {
							$tags[] = $tag->key;
						}
					}
				}