source: moodle/trunk/fuentes/admin/tool/xmldb/actions/new_table/new_table.class.php @ 136

Last change on this file since 136 was 136, checked in by mabarracus, 4 years ago

Ported code to xenial

File size: 3.7 KB
Line 
1<?php
2// This file is part of Moodle - http://moodle.org/
3//
4// Moodle is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// Moodle is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
16
17/**
18 * @package    tool_xmldb
19 * @copyright  2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
20 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
21 */
22
23/**
24 * This class will create a new default table to be edited
25 *
26 * @package    tool_xmldb
27 * @copyright  2003 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
28 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
29 */
30class new_table extends XMLDBAction {
31
32    /**
33     * Init method, every subclass will have its own
34     */
35    function init() {
36        parent::init();
37
38        // Set own custom attributes
39
40        // Get needed strings
41        $this->loadStrings(array(
42            // 'key' => 'module',
43        ));
44    }
45
46    /**
47     * Invoke method, every class will have its own
48     * returns true/false on completion, setting both
49     * errormsg and output as necessary
50     */
51    function invoke() {
52        parent::invoke();
53
54        $result = true;
55
56        // Set own core attributes
57        $this->does_generate = ACTION_NONE;
58        //$this->does_generate = ACTION_GENERATE_HTML;
59
60        // These are always here
61        global $CFG, $XMLDB;
62
63        // Do the job, setting result as needed
64        // Get the dir containing the file
65        $dirpath = required_param('dir', PARAM_PATH);
66        $dirpath = $CFG->dirroot . $dirpath;
67
68        // Get the correct dirs
69        if (!empty($XMLDB->dbdirs)) {
70            $dbdir = $XMLDB->dbdirs[$dirpath];
71        } else {
72            return false;
73        }
74        if (!empty($XMLDB->editeddirs)) {
75            $editeddir = $XMLDB->editeddirs[$dirpath];
76            $structure = $editeddir->xml_file->getStructure();
77        }
78
79        // If the changeme table exists, just get it and continue
80        $changeme_exists = false;
81        if ($tables = $structure->getTables()) {
82            if ($table = $structure->getTable('changeme')) {
83                $changeme_exists = true;
84            }
85        }
86        if (!$changeme_exists) { // Lets create the table
87            $field = new xmldb_field('id');
88            $field->setType(XMLDB_TYPE_INTEGER);
89            $field->setLength(10);
90            $field->setNotNull(true);
91            $field->setSequence(true);
92            $field->setLoaded(true);
93            $field->setChanged(true);
94
95            $key = new xmldb_key('primary');
96            $key->setType(XMLDB_KEY_PRIMARY);
97            $key->setFields(array('id'));
98            $key->setLoaded(true);
99            $key->setChanged(true);
100
101            $table = new xmldb_table('changeme');
102            $table->setComment('Default comment for the table, please edit me');
103            $table->addField($field);
104            $table->addKey($key);
105
106            // Finally, add the whole retrofitted table to the structure
107            // in the place specified
108            $structure->addTable($table);
109        }
110        // Launch postaction if exists (leave this here!)
111        if ($this->getPostAction() && $result) {
112            return $this->launch($this->getPostAction());
113        }
114
115        // Return ok if arrived here
116        return $result;
117    }
118}
119
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