moodle-enrol_apply/locallib.php

<?php

/**
 * *************************************************************************
 * *                  Apply	Enrol   				                      **
 * *************************************************************************
 * @copyright   emeneo.com                                                **
 * @link        emeneo.com                                                **
 * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later  **
 * *************************************************************************
 * ************************************************************************
*/
/**
 * Self enrol plugin implementation.
 *
 * @package    enrol
 * @subpackage self
 * @copyright  2010 Petr Skoda  {@link http://skodak.org}
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

require_once("$CFG->libdir/formslib.php");

class enrol_apply_enrol_form extends moodleform {
    protected $instance;

    /**
     * Overriding this function to get unique form id for multiple self enrolments
     *
     * @return string form identifier
     */
    protected function get_form_identifier() {
        $formid = $this->_customdata->id.'_'.get_class($this);
        return $formid;
    }

    public function definition() {
        global $DB;
        $mform = $this->_form;
        $instance = $this->_customdata;
        $this->instance = $instance;
        $plugin = enrol_get_plugin('self');

        $heading = $plugin->get_instance_name($instance);
        $mform->addElement('header', 'selfheader', $heading);

        if ($instance->password) {
            $heading = $plugin->get_instance_name($instance);
            $mform->addElement('header', 'selfheader', $heading);
            //change the id of self enrolment key input as there can be multiple self enrolment methods
            $mform->addElement('passwordunmask', 'enrolpassword', get_string('password', 'enrol_self'),
                    array('id' => $instance->id."_enrolpassword"));
        } else {
            // nothing?
        }

		$mform->addElement('html', '<p>'.$instance->customtext1.'</p>');
        $mform->addElement('textarea', 'applydescription', get_string('comment', 'enrol_apply'),'cols="80"');

        //user profile
        global $USER,$CFG;
        require_once($CFG->libdir.'/gdlib.php');
        require_once($CFG->dirroot.'/user/edit_form.php');
        require_once($CFG->dirroot.'/user/editlib.php');
        require_once($CFG->dirroot.'/user/profile/lib.php');
        require_once($CFG->dirroot.'/user/lib.php');

        $user = $DB->get_record('user',array('id'=>$USER->id));
        $editoroptions = $filemanageroptions = null;
        useredit_shared_definition($mform, $editoroptions, $filemanageroptions);

          profile_definition($mform, $user->id);

        $profile_default_values = $user;
        if (is_object($profile_default_values)) {
            $profile_default_values = (array)$profile_default_values;
        }
        $mform->setDefaults($profile_default_values);
        
        $this->add_action_buttons(false, get_string('enrolme', 'enrol_self'));

        $mform->addElement('hidden', 'id');
        $mform->setType('id', PARAM_INT);
        $mform->setDefault('id', $instance->courseid);

        $mform->addElement('hidden', 'instance');
        $mform->setType('instance', PARAM_INT);
        $mform->setDefault('instance', $instance->id);
    }

    public function validation($data, $files) {
        global $DB, $CFG;

        $errors = parent::validation($data, $files);
        $instance = $this->instance;

        if ($instance->password) {
            if ($data['enrolpassword'] !== $instance->password) {
                if ($instance->customint1) {
                    $groups = $DB->get_records('groups', array('courseid'=>$instance->courseid), 'id ASC', 'id, enrolmentkey');
                    $found = false;
                    foreach ($groups as $group) {
                        if (empty($group->enrolmentkey)) {
                            continue;
                        }
                        if ($group->enrolmentkey === $data['enrolpassword']) {
                            $found = true;
                            break;
                        }
                    }
                    if (!$found) {
                        // we can not hint because there are probably multiple passwords
                        $errors['enrolpassword'] = get_string('passwordinvalid', 'enrol_self');
                    }

                } else {
                    $plugin = enrol_get_plugin('self');
                    if ($plugin->get_config('showhint')) {
                        $textlib = textlib_get_instance();
                        $hint = $textlib->substr($instance->password, 0, 1);
                        $errors['enrolpassword'] = get_string('passwordinvalidhint', 'enrol_self', $hint);
                    } else {
                        $errors['enrolpassword'] = get_string('passwordinvalid', 'enrol_self');
                    }
                }
            }
        }

        return $errors;
    }

    /**
 * Adds user preferences elements to user edit form.
 *
 * @param stdClass $user
 * @param moodleform $mform
 * @param array|null $editoroptions
 * @param array|null $filemanageroptions
 */
public function useredit_shared_definition_preferences($user, &$mform, $editoroptions = null, $filemanageroptions = null) {
    global $CFG;

    $choices = array();
    $choices['0'] = get_string('emaildisplayno');
    $choices['1'] = get_string('emaildisplayyes');
    $choices['2'] = get_string('emaildisplaycourse');
    $mform->addElement('select', 'maildisplay', get_string('emaildisplay'), $choices);
    //$mform->setDefault('maildisplay', $CFG->defaultpreference_maildisplay);

    $choices = array();
    $choices['0'] = get_string('textformat');
    $choices['1'] = get_string('htmlformat');
    $mform->addElement('select', 'mailformat', get_string('emailformat'), $choices);
    //$mform->setDefault('mailformat', $CFG->defaultpreference_mailformat);

    if (!empty($CFG->allowusermailcharset)) {
        $choices = array();
        $charsets = get_list_of_charsets();
        if (!empty($CFG->sitemailcharset)) {
            $choices['0'] = get_string('site').' ('.$CFG->sitemailcharset.')';
        } else {
            $choices['0'] = get_string('site').' (UTF-8)';
        }
        $choices = array_merge($choices, $charsets);
        $mform->addElement('select', 'preference_mailcharset', get_string('emailcharset'), $choices);
    }

    $choices = array();
    $choices['0'] = get_string('emaildigestoff');
    $choices['1'] = get_string('emaildigestcomplete');
    $choices['2'] = get_string('emaildigestsubjects');
    $mform->addElement('select', 'maildigest', get_string('emaildigest'), $choices);
    //$mform->setDefault('maildigest', $CFG->defaultpreference_maildigest);
    $mform->addHelpButton('maildigest', 'emaildigest');

    $choices = array();
    $choices['1'] = get_string('autosubscribeyes');
    $choices['0'] = get_string('autosubscribeno');
    $mform->addElement('select', 'autosubscribe', get_string('autosubscribe'), $choices);
    //$mform->setDefault('autosubscribe', $CFG->defaultpreference_autosubscribe);

    if (!empty($CFG->forum_trackreadposts)) {
        $choices = array();
        $choices['0'] = get_string('trackforumsno');
        $choices['1'] = get_string('trackforumsyes');
        $mform->addElement('select', 'trackforums', get_string('trackforums'), $choices);
        //$mform->setDefault('trackforums', $CFG->defaultpreference_trackforums);
    }

    $editors = editors_get_enabled();
    if (count($editors) > 1) {
        $choices = array('' => get_string('defaulteditor'));
        $firsteditor = '';
        foreach (array_keys($editors) as $editor) {
            if (!$firsteditor) {
                $firsteditor = $editor;
            }
            $choices[$editor] = get_string('pluginname', 'editor_' . $editor);
        }
        $mform->addElement('select', 'preference_htmleditor', get_string('textediting'), $choices);
        $mform->setDefault('preference_htmleditor', '');
    } else {
        // Empty string means use the first chosen text editor.
        $mform->addElement('hidden', 'preference_htmleditor');
        $mform->setDefault('preference_htmleditor', '');
        $mform->setType('preference_htmleditor', PARAM_PLUGIN);
    }

    $mform->addElement('select', 'lang', get_string('preferredlanguage'), get_string_manager()->get_list_of_translations());
    $mform->setDefault('lang', $CFG->lang);

}
}