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📄 new_table.class.php(3.74 KB)

Editing: new_table.class.php

<?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 create a new default table to be edited
 *
 * @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 new_table extends XMLDBAction {

/**
     * Init method, every subclass will have its own
     */
    function init() {
        parent::init();

// Set own custom attributes

// Get needed strings
        $this->loadStrings(array(
            // 'key' => 'module',
        ));
    }

/**
     * 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
        $this->does_generate = ACTION_NONE;
        //$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;

// Get the correct dirs
        if (!empty($XMLDB->dbdirs)) {
            $dbdir = $XMLDB->dbdirs[$dirpath];
        } else {
            return false;
        }
        if (!empty($XMLDB->editeddirs)) {
            $editeddir = $XMLDB->editeddirs[$dirpath];
            $structure = $editeddir->xml_file->getStructure();
        }

// If the changeme table exists, just get it and continue
        $changeme_exists = false;
        if ($tables = $structure->getTables()) {
            if ($table = $structure->getTable('changeme')) {
                $changeme_exists = true;
            }
        }
        if (!$changeme_exists) { // Lets create the table
            $field = new xmldb_field('id');
            $field->setType(XMLDB_TYPE_INTEGER);
            $field->setLength(10);
            $field->setNotNull(true);
            $field->setSequence(true);
            $field->setLoaded(true);
            $field->setChanged(true);

$key = new xmldb_key('primary');
            $key->setType(XMLDB_KEY_PRIMARY);
            $key->setFields(array('id'));
            $key->setLoaded(true);
            $key->setChanged(true);

$table = new xmldb_table('changeme');
            $table->setComment('Default comment for the table, please edit me');
            $table->addField($field);
            $table->addKey($key);

// Finally, add the whole retrofitted table to the structure
            // in the place specified
            $structure->addTable($table);
        }
        // Launch postaction if exists (leave this here!)
        if ($this->getPostAction() && $result) {
            return $this->launch($this->getPostAction());
        }

// Return ok if arrived here
        return $result;
    }
}

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