Search moodle.org's
Developer Documentation

See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 3.9.x will end* 10 May 2021 (12 months).
  • Bug fixes for security issues in 3.9.x will end* 8 May 2023 (36 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?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/>.

/**
 * Login block
 *
 * @package   block_login
 * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

class block_login extends block_base {
    function init() {
        $this->title = get_string('pluginname', 'block_login');
    }

    function applicable_formats() {
        return array('site' => true);
    }

    function get_content () {
        global $USER, $CFG, $SESSION, $OUTPUT;
        require_once($CFG->libdir . '/authlib.php');

        $wwwroot = '';
        $signup = '';

        if ($this->content !== NULL) {
            return $this->content;
        }

        $wwwroot = $CFG->wwwroot;

        if (signup_is_enabled()) {
            $signup = $wwwroot . '/login/signup.php';
        }
        // TODO: now that we have multiauth it is hard to find out if there is a way to change password
        $forgot = $wwwroot . '/login/forgot_password.php';


        $username = get_moodle_cookie();

        $this->content = new stdClass();
        $this->content->footer = '';
        $this->content->text = '';

        if (!isloggedin() or isguestuser()) {   // Show the block
            if (empty($CFG->authloginviaemail)) {
                $strusername = get_string('username');
            } else {
                $strusername = get_string('usernameemail');
            }

            $this->content->text .= "\n".'<form class="loginform" id="login" method="post" action="'.get_login_url().'">';

            $this->content->text .= '<div class="form-group">';
            $this->content->text .= '<label for="login_username">'.$strusername.'</label>';
            $this->content->text .= '<input type="text" name="username" id="login_username" ';
            $this->content->text .= ' class="form-control" value="'.s($username).'" autocomplete="username"/></div>';

            $this->content->text .= '<div class="form-group"><label for="login_password">'.get_string('password').'</label>';

            $this->content->text .= '<input type="password" name="password" id="login_password" ';
            $this->content->text .= ' class="form-control" value="" autocomplete="current-password"/>';
            $this->content->text .= '</div>';

< if (isset($CFG->rememberusername) and $CFG->rememberusername == 2) { < $checked = $username ? 'checked="checked"' : ''; < $this->content->text .= '<div class="form-check">'; < $this->content->text .= '<label class="form-check-label">'; < $this->content->text .= '<input type="checkbox" name="rememberusername" id="rememberusername" < class="form-check-input" value="1" '.$checked.'/> '; < $this->content->text .= get_string('rememberusername', 'admin').'</label>'; < $this->content->text .= '</div>'; < } <
$this->content->text .= '<div class="form-group">'; $this->content->text .= '<input type="submit" class="btn btn-primary btn-block" value="'.get_string('login').'" />'; $this->content->text .= '</div>'; $this->content->text .= '<input type="hidden" name="logintoken" value="'.s(\core\session\manager::get_login_token()).'" />'; $this->content->text .= "</form>\n"; if (!empty($signup)) { $this->content->text .= '<div><a href="'.$signup.'">'.get_string('startsignup').'</a></div>'; } if (!empty($forgot)) { $this->content->text .= '<div><a href="'.$forgot.'">'.get_string('forgotaccount').'</a></div>'; } $authsequence = get_enabled_auth_plugins(); // Get all auths, in sequence. $potentialidps = array(); foreach ($authsequence as $authname) { $authplugin = get_auth_plugin($authname); $potentialidps = array_merge($potentialidps, $authplugin->loginpage_idp_list($this->page->url->out(false))); } if (!empty($potentialidps)) { $this->content->text .= '<div class="potentialidps">'; $this->content->text .= '<h6>' . get_string('potentialidps', 'auth') . '</h6>'; $this->content->text .= '<div class="potentialidplist">'; foreach ($potentialidps as $idp) { $this->content->text .= '<div class="potentialidp">'; $this->content->text .= '<a class="btn btn-secondary btn-block" '; $this->content->text .= 'href="' . $idp['url']->out() . '" title="' . s($idp['name']) . '">'; if (!empty($idp['iconurl'])) { $this->content->text .= '<img src="' . s($idp['iconurl']) . '" width="24" height="24" class="mr-1"/>'; } $this->content->text .= s($idp['name']) . '</a></div>'; } $this->content->text .= '</div>'; $this->content->text .= '</div>'; } } return $this->content; } }