Proyectos de Subversion Moodle

<?php

// This file is part of Moodle - http://moodle.org/

//

// Moodle is free software: you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// Moodle is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**

 * @package    tool_xmldb

 * @copyright  2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

/**

 * This class will produce XSL documentation for the loaded XML file

 *

 * @package    tool_xmldb

 * @copyright  2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class generate_documentation extends XMLDBAction {

    /**

     * Init method, every subclass will have its own

     */

    function init() {

        parent::init();

        // Set own custom attributes

        $this->sesskey_protected = false; // This action doesn't need sesskey protection

        // Get needed strings

        $this->loadStrings(array(

            'backtomainview' => 'tool_xmldb',

            'documentationintro' => 'tool_xmldb'

        ));

    }

    /**

     * Invoke method, every class will have its own

     * returns true/false on completion, setting both

     * errormsg and output as necessary

     */

    function invoke() {

        parent::invoke();

        $result = true;

        // Set own core attributes

        $this->does_generate = ACTION_GENERATE_HTML;

        // These are always here

        global $CFG, $XMLDB;

        // Do the job, setting $result as needed

        // Get the dir containing the file

        $dirpath = required_param('dir', PARAM_PATH);

        $dirpath = $CFG->dirroot . $dirpath;

        $path = $dirpath.'/install.xml';

        if(!file_exists($path) || !is_readable($path)) {

            return false;

        }

        // Add link back to home

        $b = ' <p class="centerpara buttons">';

        $b .= '&nbsp;<a href="index.php?action=main_view#lastused">[' . $this->str['backtomainview'] . ']</a>';

        $b .= '</p>';

        $this->output=$b;

        $c = ' <p class="centerpara">';

        $c .= $this->str['documentationintro'];

        $c .= '</p>';

        $this->output.=$c;

        if(class_exists('XSLTProcessor')) {

            // Transform XML file and display it

            $doc = new DOMDocument();

            $xsl = new XSLTProcessor();

            $doc->load(__DIR__.'/xmldb.xsl');

            $xsl->importStyleSheet($doc);

            $doc->load($path);

            $this->output.=$xsl->transformToXML($doc);

            $this->output.=$b;

        } else {

            $this->output.=get_string('extensionrequired','tool_xmldb','xsl');

        }

        // Launch postaction if exists (leave this unmodified)

        if ($this->getPostAction() && $result) {

            return $this->launch($this->getPostAction());

        }

        return $result;

    }

}