Elgg-Lorea-Hydra/mod/file_tools/lib/page_handlers.php

<?php
/**
 * All page handler functions are bundled here
 */

/**
 * The file_tools page handler
 *
 * @param array $page page elements
 *
 * @return bool
 */
function file_tools_page_handler($page) {
	$include_file = false;
	
	switch ($page[0]) {
		case "list":
			if (elgg_is_xhr() && !empty($page[1])) {
				elgg_set_page_owner_guid($page[1]);
					
				if (get_input("folder_guid", false) !== false) {
					set_input("draw_page", false);
				}
					
				if (isset($page[2])) {
					set_input("folder_guid", $page[2]);
				}
				
				$include_file = dirname(dirname(__FILE__)) . "/pages/list.php";
			}
			break;
		case "folder":
			if ($page[1] == "new") {
				if (!empty($page[2])) {
					elgg_set_page_owner_guid($page[2]);
				}
				$include_file = dirname(dirname(__FILE__)) . "/pages/folder/new.php";
			} elseif ($page[1] == "edit") {
				if (!empty($page[2])) {
					set_input("folder_guid", $page[2]);

					$include_file = dirname(dirname(__FILE__)) . "/pages/folder/edit.php";
				}
			}
			break;
		case "file":
			if ($page[1] == "new") {
				if (!empty($page[2])) {
					elgg_set_page_owner_guid($page[2]);
				}
				$include_file = dirname(dirname(__FILE__)) . "/pages/file/new.php";
			} elseif ($page[1] == "download") {
				$include_file = dirname(dirname(__FILE__)) . "/pages/file/download.php";
			}
			break;
		case "proc":
			if (file_exists(dirname(dirname(__FILE__)) . "/procedures/" . $page[1] . "/" . $page[2] . ".php")) {
				$include_file = dirname(dirname(__FILE__)) . "/procedures/" . $page[1] . "/" . $page[2] . ".php";
			} else {
				echo json_encode(array("valid" => 0));
				exit;
			}
			break;
	}

	if (!empty($include_file)) {
		include($include_file);
		return true;
	} else {
		forward("file/all");
	}
}