if (empty($frm->username) && (empty($authsequence) || !is_array($authsequence) || $authsequence[0] != 'shibboleth')) {
// See bug 5184
$frm->username = get_moodle_cookie() === 'nobody' ? '' : get_moodle_cookie();
$frm->password = "";
}
$focus = !empty($frm->username) ? "password" : "username";
$show_instructions = $login_all && (!empty($CFG->registerauth) || is_enabled_auth('none') || !empty($CFG->auth_instructions));
$columns = $show_instructions ? 'twocolumns' : 'onecolumn';
/**
* Following code block moved from: login_form.html
* to allow SSO redirect before any OUTPUT occurs
*/
$allow_change = $config->auth_openid_allow_account_change == 'true' && !isguestuser();
$allow_append = $config->auth_openid_allow_muliple == 'true';
$user_is_openid = !empty($USER) && property_exists($USER, 'auth') && $USER->auth == 'openid';
$user_loggedin = !user_not_loggedin();
$action = null;
if ($user_loggedin) {
if ($user_is_openid && $allow_append || !$user_is_openid && $allow_change) {
$endpoint = $CFG->wwwroot . '/auth/openid/actions.php';
$action = $user_is_openid && $allow_append ? 'append' : 'change';
} else {
$errorkey = 'auth_openid_already_loggedin';
}
} else {
$endpoint = $CFG->wwwroot . '/login/index.php';
}
if (empty($errorkey)) {
// NEW OpenID SSO operation
$oid_plugin = get_auth_plugin('openid');
if (!$login_all && empty($openid_login) && $oid_plugin->is_sso()) {
function get_content()
{
global $USER, $CFG;
// We don't want to show this block if OpenID auth isn't enabled
if (!is_enabled_auth('openid')) {
return '';
}
$config = get_config('auth/openid');
$user_is_openid = isset($USER->auth) && $USER->auth == 'openid';
$user_loggedin = !user_not_loggedin();
// Check to see if the box should be displayed to a logged in user
if ($user_loggedin) {
// We don't want to allow admin users to be changed
if (is_siteadmin($USER->id)) {
return '';
}
if (!isset($config->auth_openid_allow_account_change)) {
$config->auth_openid_allow_account_change = 'true';
}
if (!isset($config->auth_openid_allow_muliple)) {
$config->auth_openid_allow_muliple = 'true';
}
$allow_change = $config->auth_openid_allow_account_change == 'true';
$allow_append = $config->auth_openid_allow_muliple == 'true';
if ($user_is_openid && !$allow_append || !$user_is_openid && !$allow_change) {
return '';
}
}
if ($this->content !== NULL) {
return $this->content;
}
$this->content->footer = '';
$this->content->text = '';
$username = get_moodle_cookie() === 'nobody' ? '' : get_moodle_cookie();
$user = get_complete_user_data('username', $username);
// BJB101119: added check below "if (empty($user) ||" to fix error
if (empty($user) || $user->auth != 'openid' || $user_loggedin) {
$username = '';
}
if ($user_loggedin) {
$endpoint = $CFG->wwwroot . '/auth/openid/actions.php';
} else {
$endpoint = $CFG->wwwroot . '/login/index.php';
}
$this->content->text .= '
<style type="text/css">
input.openid_login {
background: url(' . $CFG->wwwroot . '/auth/openid/icon.gif) no-repeat;
background-color: #fff;
background-position: 0 50%;
color: #000;
padding-left: 18px;
}
</style>
<form class="loginform" name="login" method="post" action="' . $endpoint . '" onsubmit="if (document.login.openid_url.value == \'\') return false;" >
<table align="center" cellpadding="2" cellspacing="0" class="logintable">
';
if ($user_loggedin) {
$this->content->text .= '<tr><td class="c0 r0" colspan="2"><small>';
if ($user_is_openid) {
$this->content->text .= '<input type="hidden" name="openid_action" value="append" />';
$this->content->text .= get_string('append_text', 'auth_openid');
} else {
$this->content->text .= '<input type="hidden" name="openid_action" value="change" />';
$this->content->text .= get_string('change_text', 'auth_openid');
}
$this->content->text .= ':</small></td></tr>';
}
$this->content->text .= '
<tr>
<td class="c0 r1" colspan="2">
<input class="openid_login" type="text" name="openid_url" size="18" value="" />
</td>
</tr>
';
$this->content->text .= '
<tr>
<td class="c0 r2" align="left">
<a href="http://openid.net/" target="newWindow"><small>' . get_string('whats_this', 'auth_openid') . '</small></a>
</td>
<td class="c1 r2" align="center">
<input type="submit" value="' . get_string('login') . '" />
</td>
</tr>
';
$authplugin = get_auth_plugin('openid');
if (!$user_loggedin || $authplugin->can_change_password()) {
$this->content->text .= '<tr>
<td colspan="2" class="c1 r3" align="center">';
if (!$user_loggedin) {
$this->content->text .= '<a href="' . $CFG->wwwroot . '/auth/openid/fallback.php"><small>' . get_string('provider_offline', 'auth_openid') . "</small></a>\n";
}
if ($authplugin->can_change_password()) {
$this->content->text .= '<a href="' . $authplugin->change_password_url() . '"><small>' . get_string('openid_manage', 'auth_openid') . "</small></a>\n";
}
$this->content->text .= '</td>
</tr>
';
}
$this->content->text .= '</table>
</form>
';
return $this->content;
}
