admin/controller/common/filemanager.php

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<?php
class ControllerCommonFileManager extends Controller {
	public function index() {
		$this->load->language('common/filemanager');

		// Find which protocol to use to pass the full image link back
		if (isset($this->request->get['filter_name'])) {
			$filter_name = basename(html_entity_decode($this->request->get['filter_name'], ENT_QUOTES, 'UTF-8'));
		} else {
			$filter_name = '';
		}

		// Make sure we have the correct directory
		if (isset($this->request->get['directory'])) {
			$directory = rtrim(DIR_IMAGE . 'catalog/' . $this->request->get['directory'], '/');
		} else {
			$directory = DIR_IMAGE . 'catalog';
		}

		if (isset($this->request->get['page'])) {
			$page = $this->request->get['page'];
		} else {
			$page = 1;
		}

		if (substr(str_replace('\\', '/', realpath($directory)), 0, strlen(DIR_IMAGE . 'catalog')) == str_replace('\\', '/', DIR_IMAGE . 'catalog')) {
			$data['images'] = array();

			// Get directories
			$directories = glob($directory . '/' . $filter_name . '*', GLOB_ONLYDIR);

			if ($directories) {
				// Split the array based on current page number and max number of items per page of 10
				$images = array_splice($directories, ($page - 1) * 16, 16);

				foreach ($images as $image) {
					$name = str_split(basename($image), 14);

					$url = '';

					if (isset($this->request->get['target'])) {
						$url .= '&target=' . $this->request->get['target'];
					}

					if (isset($this->request->get['thumb'])) {
						$url .= '&thumb=' . $this->request->get['thumb'];
					}

					$data['images'][] = array(
						'name' => implode(' ', $name),
						'path' => utf8_substr($image, utf8_strlen(DIR_IMAGE)),
						'type' => 'directory',
						'href' => $this->url->link('common/filemanager', 'user_token=' . $this->session->data['user_token'] . '&directory=' . urlencode(utf8_substr($image, utf8_strlen(DIR_IMAGE . 'catalog'))) . $url)
					);
				}
			}

			$this->load->model('tool/image');

			$files = glob($directory . '/' . $filter_name . '*.{jpg,jpeg,png,gif,JPG,JPEG,PNG,GIF}', GLOB_BRACE);