C:/xampp/htdocs/moodle/mod/wiki/mod_form.php

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<?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/>.

if (!defined('MOODLE_INTERNAL')) {
    die('Direct access to this script is forbidden.');    
}

require_once('moodleform_mod.php');
require_once($CFG->dirroot . '/mod/wiki/locallib.php');
require_once($CFG->dirroot . '/lib/datalib.php');

class mod_wiki_mod_form extends moodleform_mod {

    function definition() {

        global $COURSE;
        $mform =& $this->_form;

        //-------------------------------------------------------------------------------
        $mform->addElement('header', 'general', get_string('general', 'form'));
        $mform->addElement('text', 'name', get_string('wikiname', 'wiki'), array('size' => '64'));
        $mform->setType('name', PARAM_TEXT);
        $mform->addRule('name', null, 'required', null, 'client');
        //      $mform->addElement('htmleditor', 'intro', get_string('wikiintro', 'wiki'));
        //              $mform->setType('intro', PARAM_RAW);
        //              $mform->addRule('intro', get_string('required'), 'required', null, 'client');
        //
        //        $mform->addElement('format', 'introformat', get_string('format'));
        $this->add_intro_editor(true, get_string('wikiintro', 'wiki'));
        //-------------------------------------------------------------------------------

        $mform->addElement('header', 'wikifieldset', get_string('wikisettings', 'wiki'));

        $attr = array('size' => '20');
        if (!empty($this->_instance)) {
            $attr['disabled'] = 'disabled';
        } else {
            $attr['value'] = get_string('firstpagetitle', 'wiki');
        }

        $mform->addElement('text', 'firstpagetitle', get_string('firstpagetitle', 'wiki'), $attr);
        $mform->addHelpButton('firstpagetitle', 'firstpagetitle', 'wiki');

        if (empty($this->_instance)) {
            $mform->addRule('firstpagetitle', null, 'required', null, 'client');
        }

        $wikimodeoptions = array ('collaborative' => get_string('wikimodecollaborative', 'wiki'), 'individual' => get_string('wikimodeindividual', 'wiki'));
        // don't allow to change wiki type once is set
        $wikitype_attr = array();
        if (!empty($this->_instance)) {
            $wikitype_attr['disabled'] = 'disabled';
        }
        $mform->addElement('select', 'wikimode', get_string('wikimode', 'wiki'), $wikimodeoptions, $wikitype_attr);
        $mform->addHelpButton('wikimode', 'wikimode', 'wiki');

        $formats = wiki_get_formats();
        $editoroptions = array();
        foreach ($formats as $format) {
            $editoroptions[$format] = get_string($format, 'wiki');
        }
        $mform->addElement('select', 'defaultformat', get_string('defaultformat', 'wiki'), $editoroptions);
        $mform->addHelpButton('defaultformat', 'defaultformat', 'wiki');
        $mform->addElement('checkbox', 'forceformat', get_string('forceformat', 'wiki'));
        $mform->addHelpButton('forceformat', 'forceformat', 'wiki');

        //-------------------------------------------------------------------------------
        // add standard elements, common to all modules
        $this->standard_coursemodule_elements();
        //-------------------------------------------------------------------------------
        // add standard buttons, common to all modules
        $this->add_action_buttons();

    }
}