skodak
87 lines
3.3 KiB
PHP
87 lines
3.3 KiB
PHP
<?php // $Id$
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.com //
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// //
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// Copyright (C) 2001-3001 Martin Dougiamas http://dougiamas.com //
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// (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation; either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details: //
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// //
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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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/// This class will display one XML file
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class view_xml extends XMLDBAction {
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/**
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* Init method, every subclass will have its own
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*/
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function init() {
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parent::init();
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/// Set own core attributes
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$this->can_subaction = ACTION_NONE;
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//$this->can_subaction = ACTION_HAVE_SUBACTIONS;
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/// Set own custom attributes
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/// Get needed strings
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$this->loadStrings(array(
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/// 'key' => 'module',
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));
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}
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/**
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* Invoke method, every class will have its own
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* returns true/false on completion, setting both
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* errormsg and output as necessary
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*/
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function invoke() {
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parent::invoke();
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$result = true;
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/// Set own core attributes
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$this->does_generate = ACTION_GENERATE_XML;
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/// These are always here
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global $CFG, $XMLDB;
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/// Do the job, setting result as needed
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/// Get the file parameter
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$file = required_param('file', PARAM_PATH);
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$file = $CFG->dirroot . stripslashes_safe($file);
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/// File must be under $CFG->wwwroot and
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/// under one db directory (simple protection)
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if (substr($file, 0, strlen($CFG->dirroot)) == $CFG->dirroot &&
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substr(dirname($file), -2, 2) == 'db') {
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/// Everything is ok. Load the file to memory
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$this->output = file_get_contents($file);
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} else {
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/// Switch to HTML and error
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$this->does_generate = ACTION_GENERATE_HTML;
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$this->errormsg = 'File not viewable (' . $file .')';
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$result = false;
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}
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/// Return ok if arrived here
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return $result;
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}
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}
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?>
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