<?php
/*
** Zabbix
** Copyright (C) 2001-2018 Zabbix SIA
**
** This program 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 2 of the License, or
** (at your option) any later version.
**
** This program 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 this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
**/


$authenticationWidget = new CWidget();
$authenticationWidget->addPageHeader(_('CONFIGURATION OF AUTHENTICATION'));

// create form
$authenticationForm = new CForm();
$authenticationForm->setName('authenticationForm');

// create form list
$authenticationFormList = new CFormList('authenticationList');

// append config radio buttons to form list
$configTypeRadioButton = array(
	new CRadioButton('config', ZBX_AUTH_INTERNAL, null, 'config_'.ZBX_AUTH_INTERNAL,
		($this->data['config']['authentication_type'] == ZBX_AUTH_INTERNAL),
		'submit()'
	),
	new CLabel(_x('Internal', 'authentication'), 'config_'.ZBX_AUTH_INTERNAL),
	new CRadioButton('config', ZBX_AUTH_LDAP, null, 'config_'.ZBX_AUTH_LDAP,
		($this->data['config']['authentication_type'] == ZBX_AUTH_LDAP),
		'submit()'
	),
	new CLabel(_('LDAP'), 'config_'.ZBX_AUTH_LDAP),
	new CRadioButton('config', ZBX_AUTH_HTTP, null, 'config_'.ZBX_AUTH_HTTP,
		($this->data['config']['authentication_type'] == ZBX_AUTH_HTTP),
		'submit()'
	),
	new CLabel(_('HTTP'), 'config_'.ZBX_AUTH_HTTP)
);
$authenticationFormList->addRow(_('Default authentication'), new CDiv($configTypeRadioButton, 'jqueryinputset'));

// append LDAP fields to form list
if ($this->data['config']['authentication_type'] == ZBX_AUTH_LDAP) {
	if ($this->data['user_list']) {
		$userComboBox = new CComboBox('user', $this->data['user']);
		foreach ($this->data['user_list'] as $user) {
			if (check_perm2login($user['userid']) && check_perm2system($user['userid'])) {
				$userComboBox->addItem($user['alias'], $user['alias']);
			}
		}
	}
	else {
		$userComboBox = new CTextBox('user', $this->data['user'], ZBX_TEXTBOX_STANDARD_SIZE, 'yes');
	}

	$authenticationFormList->addRow(
		_('LDAP host'),
		new CTextBox('ldap_host', $this->data['config']['ldap_host'], ZBX_TEXTBOX_STANDARD_SIZE)
	);
	$authenticationFormList->addRow(
		_('Port'),
		new CNumericBox('ldap_port', $this->data['config']['ldap_port'], 5)
	);
	$authenticationFormList->addRow(
		_('Base DN'),
		new CTextBox('ldap_base_dn', $this->data['config']['ldap_base_dn'], ZBX_TEXTBOX_STANDARD_SIZE)
	);
	$authenticationFormList->addRow(
		_('Search attribute'),
		new CTextBox(
			'ldap_search_attribute',
			(zbx_empty($this->data['config']['ldap_search_attribute']) && $this->data['form_refresh'] == 0)
				? 'uid'
				: $this->data['config']['ldap_search_attribute'],
			ZBX_TEXTBOX_STANDARD_SIZE,
			'no',
			128
		)
	);
	$authenticationFormList->addRow(
		_('Bind DN'),
		new CTextBox('ldap_bind_dn', $this->data['config']['ldap_bind_dn'], ZBX_TEXTBOX_STANDARD_SIZE)
	);

	// bind password
	if (isset($this->data['change_bind_password']) || zbx_empty($this->data['config']['ldap_bind_password'])) {
		$authenticationForm->addVar('change_bind_password', 1);
		$authenticationFormList->addRow(
			_('Bind password'),
			new CPassBox('ldap_bind_password', null, ZBX_TEXTBOX_SMALL_SIZE)
		);
	}
	else {
		$authenticationFormList->addRow(
			_('Bind password'),
			new CSubmit('change_bind_password', _('Change password'), null, 'formlist')
		);
	}

	$authenticationFormList->addRow(_('Test authentication'), ' ['._('must be a valid LDAP user').']');
	$authenticationFormList->addRow(_('Login'), $userComboBox);
	$authenticationFormList->addRow(_('User password'), new CPassBox('user_password', null, ZBX_TEXTBOX_SMALL_SIZE));
}

// append form list to tab
$authenticationTab = new CTabView();
$authenticationTab->addTab('authenticationTab', $this->data['title'], $authenticationFormList);

// append tab to form
$authenticationForm->addItem($authenticationTab);

// create save button
$saveButton = new CSubmit('save', _('Save'));
if ($this->data['is_authentication_type_changed']) {
	$saveButton->addAction('onclick', 'javascript: '.
		'if (Confirm("'._('Switching authentication method will reset all except this session! Continue?').'")) {'.
			'jQuery("#authenticationForm").submit(); return true; } else { return false; }'
	);
}
elseif ($this->data['config']['authentication_type'] != ZBX_AUTH_LDAP) {
	$saveButton->setAttribute('disabled', 'true');
}

// append buttons to form
if ($this->data['config']['authentication_type'] == ZBX_AUTH_LDAP) {
	$authenticationForm->addItem(makeFormFooter($saveButton, new CSubmit('test', _('Test'))));
}
else {
	$authenticationForm->addItem(makeFormFooter($saveButton));
}

// append form to widget
$authenticationWidget->addItem($authenticationForm);

return $authenticationWidget;
