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Diffstat (limited to 'modules/setup/library/Setup/WebWizard.php')
| -rw-r--r-- | modules/setup/library/Setup/WebWizard.php | 768 |
1 files changed, 768 insertions, 0 deletions
diff --git a/modules/setup/library/Setup/WebWizard.php b/modules/setup/library/Setup/WebWizard.php new file mode 100644 index 0000000..f3b5557 --- /dev/null +++ b/modules/setup/library/Setup/WebWizard.php @@ -0,0 +1,768 @@ +<?php +/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Module\Setup; + +use Icinga\Application\Platform; +use Icinga\Module\Setup\Requirement\SetRequirement; +use Icinga\Module\Setup\Requirement\WebLibraryRequirement; +use InvalidArgumentException; +use PDOException; +use Icinga\Web\Form; +use Icinga\Web\Wizard; +use Icinga\Web\Request; +use Icinga\Application\Config; +use Icinga\Application\Icinga; +use Icinga\Module\Setup\Forms\ModulePage; +use Icinga\Module\Setup\Forms\WelcomePage; +use Icinga\Module\Setup\Forms\SummaryPage; +use Icinga\Module\Setup\Forms\DbResourcePage; +use Icinga\Module\Setup\Forms\AuthBackendPage; +use Icinga\Module\Setup\Forms\AdminAccountPage; +use Icinga\Module\Setup\Forms\LdapDiscoveryPage; +//use Icinga\Module\Setup\Forms\LdapDiscoveryConfirmPage; +use Icinga\Module\Setup\Forms\LdapResourcePage; +use Icinga\Module\Setup\Forms\RequirementsPage; +use Icinga\Module\Setup\Forms\GeneralConfigPage; +use Icinga\Module\Setup\Forms\AuthenticationPage; +use Icinga\Module\Setup\Forms\DatabaseCreationPage; +use Icinga\Module\Setup\Forms\UserGroupBackendPage; +use Icinga\Module\Setup\Steps\DatabaseStep; +use Icinga\Module\Setup\Steps\GeneralConfigStep; +use Icinga\Module\Setup\Steps\ResourceStep; +use Icinga\Module\Setup\Steps\AuthenticationStep; +use Icinga\Module\Setup\Steps\UserGroupStep; +use Icinga\Module\Setup\Utils\EnableModuleStep; +use Icinga\Module\Setup\Utils\DbTool; +use Icinga\Module\Setup\Requirement\OSRequirement; +use Icinga\Module\Setup\Requirement\PhpModuleRequirement; +use Icinga\Module\Setup\Requirement\PhpVersionRequirement; +use Icinga\Module\Setup\Requirement\ConfigDirectoryRequirement; +use Icinga\Module\Monitoring\Forms\Config\Transport\ApiTransportForm; + +/** + * Icinga Web 2 Setup Wizard + */ +class WebWizard extends Wizard implements SetupWizard +{ + /** + * The privileges required by Icinga Web 2 to create the database and a login + * + * @var array + */ + protected $databaseCreationPrivileges = array( + 'CREATE', + 'CREATE USER', // MySQL + 'CREATEROLE' // PostgreSQL + ); + + /** + * The privileges required by Icinga Web 2 to setup the database + * + * @var array + */ + protected $databaseSetupPrivileges = array( + 'CREATE', + 'ALTER', // MySQL only + 'REFERENCES' + ); + + /** + * The privileges required by Icinga Web 2 to operate the database + * + * @var array + */ + protected $databaseUsagePrivileges = array( + 'SELECT', + 'INSERT', + 'UPDATE', + 'DELETE', + 'EXECUTE', + 'CREATE', + 'CREATE VIEW', + 'ALTER', + 'DROP', + 'INDEX', + 'USAGE', // PostgreSQL + 'TEMPORARY', // PostgreSql + 'CREATE TEMPORARY TABLES' // MySQL + ); + + /** + * The database tables operated by Icinga Web 2 + * + * @var array + */ + protected $databaseTables = array( + 'icingaweb_group', + 'icingaweb_group_membership', + 'icingaweb_user', + 'icingaweb_user_preference', + 'icingaweb_rememberme', + 'icingaweb_schema' + ); + + /** + * Register all pages and module wizards for this wizard + */ + protected function init() + { + $this->addPage(new WelcomePage()); + $this->addPage(new ModulePage()); + $this->addPage(new RequirementsPage()); + $this->addPage(new AuthenticationPage()); + $this->addPage(new DbResourcePage(array('name' => 'setup_auth_db_resource'))); + $this->addPage(new DatabaseCreationPage(array('name' => 'setup_auth_db_creation'))); + $this->addPage(new LdapDiscoveryPage()); + //$this->addPage(new LdapDiscoveryConfirmPage()); + $this->addPage(new LdapResourcePage()); + $this->addPage(new AuthBackendPage()); + $this->addPage(new UserGroupBackendPage()); + $this->addPage(new AdminAccountPage()); + $this->addPage(new GeneralConfigPage()); + $this->addPage(new DbResourcePage(array('name' => 'setup_config_db_resource'))); + $this->addPage(new DatabaseCreationPage(array('name' => 'setup_config_db_creation'))); + $this->addPage(new SummaryPage(array('name' => 'setup_summary'))); + + if (($modulePageData = $this->getPageData('setup_modules')) !== null) { + /** @var ModulePage $modulePage */ + $modulePage = $this->getPage('setup_modules')->populate($modulePageData); + foreach ($modulePage->getModuleWizards() as $moduleWizard) { + $this->addPage($moduleWizard); + } + } + } + + /** + * Setup the given page that is either going to be displayed or validated + * + * @param Form $page The page to setup + * @param Request $request The current request + */ + public function setupPage(Form $page, Request $request) + { + if ($page->getName() === 'setup_requirements') { + /** @var RequirementsPage $page */ + $page->setWizard($this); + } elseif ($page->getName() === 'setup_authentication_backend') { + /** @var AuthBackendPage $page */ + + $authData = $this->getPageData('setup_authentication_type'); + if ($authData['type'] === 'db') { + $page->setResourceConfig($this->getPageData('setup_auth_db_resource')); + } elseif ($authData['type'] === 'ldap') { + $page->setResourceConfig($this->getPageData('setup_ldap_resource')); + + $suggestions = $this->getPageData('setup_ldap_discovery'); + if (isset($suggestions['backend'])) { + $page->setSuggestions($suggestions['backend']); + } + + if ($this->getDirection() === static::FORWARD) { + $backendConfig = $this->getPageData('setup_authentication_backend'); + if ($backendConfig !== null && $request->getPost('name') !== $backendConfig['name']) { + $pageData = & $this->getPageData(); + unset($pageData['setup_usergroup_backend']); + } + } + } + + if ($this->getDirection() === static::FORWARD) { + $backendConfig = $this->getPageData('setup_authentication_backend'); + if ($backendConfig !== null && $request->getPost('backend') !== $backendConfig['backend']) { + $pageData = & $this->getPageData(); + unset($pageData['setup_usergroup_backend']); + } + } + /*} elseif ($page->getName() === 'setup_ldap_discovery_confirm') { + $page->setResourceConfig($this->getPageData('setup_ldap_discovery'));*/ + } elseif ($page->getName() === 'setup_auth_db_resource') { + $page->addDescription(mt( + 'setup', + 'Now please configure the database resource where to store users and user groups.' + )); + $page->addDescription(mt( + 'setup', + 'Note that the database itself does not need to exist at this time as' + . ' it is going to be created once the wizard is about to be finished.' + )); + } elseif ($page->getName() === 'setup_usergroup_backend') { + /** @var UserGroupBackendPage $page */ + $page->setResourceConfig($this->getPageData('setup_ldap_resource')); + $page->setBackendConfig($this->getPageData('setup_authentication_backend')); + } elseif ($page->getName() === 'setup_admin_account') { + /** @var AdminAccountPage $page */ + $page->setBackendConfig($this->getPageData('setup_authentication_backend')); + $page->setGroupConfig($this->getPageData('setup_usergroup_backend')); + $authData = $this->getPageData('setup_authentication_type'); + if ($authData['type'] === 'db') { + $page->setResourceConfig($this->getPageData('setup_auth_db_resource')); + } elseif ($authData['type'] === 'ldap') { + $page->setResourceConfig($this->getPageData('setup_ldap_resource')); + } + } elseif ($page->getName() === 'setup_auth_db_creation' || $page->getName() === 'setup_config_db_creation') { + /** @var DatabaseCreationPage $page */ + $page->setDatabaseSetupPrivileges( + array_unique(array_merge($this->databaseCreationPrivileges, $this->databaseSetupPrivileges)) + ); + $page->setDatabaseUsagePrivileges($this->databaseUsagePrivileges); + $page->setResourceConfig( + $this->getPageData('setup_auth_db_resource') ?: $this->getPageData('setup_config_db_resource') + ); + } elseif ($page->getName() === 'setup_summary') { + /** @var SummaryPage $page */ + $page->setSubjectTitle('Icinga Web 2'); + $page->setSummary($this->getSetup()->getSummary()); + } elseif ($page->getName() === 'setup_config_db_resource') { + $page->addDescription(mt( + 'setup', + 'Now please configure the database resource where to store user preferences.' + )); + $page->addDescription(mt( + 'setup', + 'Note that the database itself does not need to exist at this time as' + . ' it is going to be created once the wizard is about to be finished.' + )); + + $ldapData = $this->getPageData('setup_ldap_resource'); + if ($ldapData !== null && $request->getPost('name') === $ldapData['name']) { + $page->error( + mt('setup', 'The given resource name must be unique and is already in use by the LDAP resource') + ); + } + } elseif ($page->getName() === 'setup_ldap_resource') { + $suggestion = $this->getPageData('setup_ldap_discovery'); + if (isset($suggestion['resource'])) { + $page->populate($suggestion['resource']); + } + + if ($this->getDirection() === static::FORWARD) { + $resourceConfig = $this->getPageData('setup_ldap_resource'); + if ($resourceConfig !== null && $request->getPost('name') !== $resourceConfig['name']) { + $pageData = & $this->getPageData(); + unset($pageData['setup_usergroup_backend']); + } + } + } elseif ($page->getName() === 'setup_authentication_type') { + $authData = $this->getPageData($page->getName()); + $pageData = & $this->getPageData(); + + if ($authData !== null && $request->getPost('type') !== $authData['type']) { + // Drop any existing page data in case the authentication type has changed, + // otherwise it will conflict with other forms that depend on this one + unset($pageData['setup_admin_account']); + unset($pageData['setup_authentication_backend']); + + if ($authData['type'] === 'db') { + unset($pageData['setup_auth_db_resource']); + unset($pageData['setup_auth_db_creation']); + } elseif ($request->getPost('type') === 'db') { + unset($pageData['setup_config_db_resource']); + unset($pageData['setup_config_db_creation']); + } + } elseif (isset($authData['type']) && $authData['type'] == 'external') { + // If you choose the authentication type external and validate the database and then come + // back to change the authentication type but do not change it, you will get an database configuration + // related error message on the next page. To avoid this error, the 'setup_config_db_resource' + // page must be unset. + + unset($pageData['setup_config_db_resource']); + } + } + } + + /** + * Return the new page to set as current page + * + * {@inheritdoc} Runs additional checks related to some registered pages. + * + * @param string $requestedPage The name of the requested page + * @param Form $originPage The origin page + * + * @return Form The new page + * + * @throws InvalidArgumentException In case the requested page does not exist or is not permitted yet + */ + protected function getNewPage($requestedPage, Form $originPage) + { + $skip = false; + $newPage = parent::getNewPage($requestedPage, $originPage); + if ($newPage->getName() === 'setup_auth_db_resource') { + $authData = $this->getPageData('setup_authentication_type'); + $skip = $authData['type'] !== 'db'; + } elseif ($newPage->getName() === 'setup_ldap_discovery') { + $authData = $this->getPageData('setup_authentication_type'); + $skip = $authData['type'] !== 'ldap'; + /*} elseif ($newPage->getName() === 'setup_ldap_discovery_confirm') { + $skip = false === $this->hasPageData('setup_ldap_discovery');*/ + } elseif ($newPage->getName() === 'setup_ldap_resource') { + $authData = $this->getPageData('setup_authentication_type'); + $skip = $authData['type'] !== 'ldap'; + } elseif ($newPage->getName() === 'setup_usergroup_backend') { + $backendConfig = $this->getPageData('setup_authentication_backend'); + $skip = $backendConfig['backend'] !== 'ldap'; + } elseif ($newPage->getName() === 'setup_config_db_resource') { + $authData = $this->getPageData('setup_authentication_type'); + $skip = $authData['type'] === 'db'; + } elseif (in_array($newPage->getName(), array('setup_auth_db_creation', 'setup_config_db_creation'))) { + if (($newPage->getName() === 'setup_auth_db_creation' || $this->hasPageData('setup_config_db_resource')) + && (($config = $this->getPageData('setup_auth_db_resource')) !== null + || ($config = $this->getPageData('setup_config_db_resource')) !== null) + && !$config['skip_validation'] && $this->getDirection() == static::FORWARD + ) { + // Execute this code only if the direction is forward. + // Otherwise, an error will be output when you go back. + $db = new DbTool($config); + + try { + $db->connectToDb(); // Are we able to login on the database? + + if (array_search(reset($this->databaseTables), $db->listTables(), true) === false) { + // In case the database schema does not yet exist the + // user needs the privileges to setup the database + $skip = $db->checkPrivileges($this->databaseSetupPrivileges, $this->databaseTables); + } else { + // In case the database schema exists the user needs the required privileges + // to operate the database, if those are missing we ask for another user + $skip = $db->checkPrivileges($this->databaseUsagePrivileges, $this->databaseTables); + } + } catch (PDOException $_) { + try { + $db->connectToHost(); // Are we able to login on the server? + // It is not possible to reliably determine whether a database exists or not if a user can't + // log in to the database, so we just require the user to be able to create the database + $skip = $db->checkPrivileges( + array_unique( + array_merge($this->databaseCreationPrivileges, $this->databaseSetupPrivileges) + ), + $this->databaseTables + ); + } catch (PDOException $_) { + // We are NOT able to login on the server.. + } + } + } else { + $skip = true; + } + } + + return $skip ? $this->skipPage($newPage) : $newPage; + } + + /** + * Add buttons to the given page based on its position in the page-chain + * + * @param Form $page The page to add the buttons to + */ + protected function addButtons(Form $page) + { + parent::addButtons($page); + + $pages = $this->getPages(); + $index = array_search($page, $pages, true); + if ($index === 0) { + $page->getElement(static::BTN_NEXT)->setLabel( + mt('setup', 'Start', 'setup.welcome.btn.next') + ); + } elseif ($index === count($pages) - 1) { + $page->getElement(static::BTN_NEXT)->setLabel( + mt('setup', 'Setup Icinga Web 2', 'setup.summary.btn.finish') + ); + } + + $authData = $this->getPageData('setup_authentication_type'); + $veto = $page->getName() === 'setup_authentication_backend' && $authData['type'] === 'db'; + if (! $veto && in_array($page->getName(), array( + 'setup_authentication_backend', + 'setup_auth_db_resource', + 'setup_config_db_resource', + 'setup_ldap_resource', + 'setup_monitoring_ido', + 'setup_icingadb_resource', + 'setup_icingadb_redis', + 'setup_icingadb_api_transport' + ))) { + $page->addElement( + 'submit', + 'backend_validation', + array( + 'ignore' => true, + 'label' => t('Validate Configuration'), + 'data-progress-label' => t('Validation In Progress'), + 'decorators' => array('ViewHelper'), + 'formnovalidate' => 'formnovalidate' + ) + ); + $page->getDisplayGroup('buttons')->addElement($page->getElement('backend_validation')); + } + + if ($page->getName() === 'setup_command_transport') { + if ($page->getSubForm('transport_form')->getSubForm('transport_form') instanceof ApiTransportForm) { + $page->addElement( + 'submit', + 'transport_validation', + array( + 'ignore' => true, + 'label' => t('Validate Configuration'), + 'data-progress-label' => t('Validation In Progress'), + 'decorators' => array('ViewHelper'), + 'formnovalidate' => 'formnovalidate' + ) + ); + $page->getDisplayGroup('buttons')->addElement($page->getElement('transport_validation')); + } + } + } + + /** + * Clear the session being used by this wizard + * + * @param bool $removeToken If true, the setup token will be removed + */ + public function clearSession($removeToken = true) + { + parent::clearSession(); + + if ($removeToken) { + $tokenPath = Config::resolvePath('setup.token'); + if (file_exists($tokenPath)) { + @unlink($tokenPath); + } + } + } + + /** + * Return the setup for this wizard + * + * @return Setup + */ + public function getSetup() + { + $pageData = $this->getPageData(); + $setup = new Setup(); + + if (isset($pageData['setup_auth_db_resource']) + && !$pageData['setup_auth_db_resource']['skip_validation'] + && (! isset($pageData['setup_auth_db_creation']) + || !$pageData['setup_auth_db_creation']['skip_validation'] + ) + ) { + $setup->addStep( + new DatabaseStep(array( + 'tables' => $this->databaseTables, + 'privileges' => $this->databaseUsagePrivileges, + 'resourceConfig' => $pageData['setup_auth_db_resource'], + 'adminName' => isset($pageData['setup_auth_db_creation']['username']) + ? $pageData['setup_auth_db_creation']['username'] + : null, + 'adminPassword' => isset($pageData['setup_auth_db_creation']['password']) + ? $pageData['setup_auth_db_creation']['password'] + : null, + 'schemaPath' => Config::module('setup') + ->get('schema', 'path', Icinga::app()->getBaseDir('schema')) + )) + ); + } elseif (isset($pageData['setup_config_db_resource']) + && !$pageData['setup_config_db_resource']['skip_validation'] + && (! isset($pageData['setup_config_db_creation']) + || !$pageData['setup_config_db_creation']['skip_validation'] + ) + ) { + $setup->addStep( + new DatabaseStep(array( + 'tables' => $this->databaseTables, + 'privileges' => $this->databaseUsagePrivileges, + 'resourceConfig' => $pageData['setup_config_db_resource'], + 'adminName' => isset($pageData['setup_config_db_creation']['username']) + ? $pageData['setup_config_db_creation']['username'] + : null, + 'adminPassword' => isset($pageData['setup_config_db_creation']['password']) + ? $pageData['setup_config_db_creation']['password'] + : null, + 'schemaPath' => Config::module('setup') + ->get('schema', 'path', Icinga::app()->getBaseDir('schema')) + )) + ); + } + + $setup->addStep( + new GeneralConfigStep(array( + 'generalConfig' => $pageData['setup_general_config'], + 'resourceName' => isset($pageData['setup_auth_db_resource']['name']) + ? $pageData['setup_auth_db_resource']['name'] + : (isset($pageData['setup_config_db_resource']['name']) + ? $pageData['setup_config_db_resource']['name'] + : null + ) + )) + ); + + $adminAccountType = $pageData['setup_admin_account']['user_type']; + if ($adminAccountType === 'user_group') { + $adminAccountData = array('groupname' => $pageData['setup_admin_account'][$adminAccountType]); + } else { + $adminAccountData = array('username' => $pageData['setup_admin_account'][$adminAccountType]); + if ($adminAccountType === 'new_user' && !$pageData['setup_auth_db_resource']['skip_validation'] + && (! isset($pageData['setup_auth_db_creation']) + || !$pageData['setup_auth_db_creation']['skip_validation'] + ) + ) { + $adminAccountData['resourceConfig'] = $pageData['setup_auth_db_resource']; + $adminAccountData['password'] = $pageData['setup_admin_account']['new_user_password']; + } + } + $authType = $pageData['setup_authentication_type']['type']; + $setup->addStep( + new AuthenticationStep(array( + 'adminAccountData' => $adminAccountData, + 'backendConfig' => $pageData['setup_authentication_backend'], + 'resourceName' => $authType === 'db' ? $pageData['setup_auth_db_resource']['name'] : ( + $authType === 'ldap' ? $pageData['setup_ldap_resource']['name'] : null + ) + )) + ); + + if ($authType !== 'external') { + $setup->addStep( + new UserGroupStep(array( + 'backendConfig' => $pageData['setup_authentication_backend'], + 'groupConfig' => isset($pageData['setup_usergroup_backend']) + ? $pageData['setup_usergroup_backend'] + : null, + 'resourceName' => $authType === 'db' + ? $pageData['setup_auth_db_resource']['name'] + : $pageData['setup_ldap_resource']['name'], + 'resourceConfig' => $authType === 'db' + ? $pageData['setup_auth_db_resource'] + : null, + 'username' => $authType === 'db' + ? $pageData['setup_admin_account'][$adminAccountType] + : null + )) + ); + } + + if (isset($pageData['setup_auth_db_resource']) + || isset($pageData['setup_config_db_resource']) + || isset($pageData['setup_ldap_resource']) + ) { + $setup->addStep( + new ResourceStep(array( + 'dbResourceConfig' => isset($pageData['setup_auth_db_resource']) + ? array_diff_key($pageData['setup_auth_db_resource'], array('skip_validation' => null)) + : (isset($pageData['setup_config_db_resource']) + ? array_diff_key($pageData['setup_config_db_resource'], array('skip_validation' => null)) + : null + ), + 'ldapResourceConfig' => isset($pageData['setup_ldap_resource']) + ? array_diff_key($pageData['setup_ldap_resource'], array('skip_validation' => null)) + : null + )) + ); + } + + foreach ($this->getWizards() as $wizard) { + if ($wizard->isComplete()) { + $setup->addSteps($wizard->getSetup()->getSteps()); + } + } + + /** @var ModulePage $setupPage */ + $setupPage = $this->getPage('setup_modules'); + $setup->addStep(new EnableModuleStep(array_keys($setupPage->getCheckedModules()))); + + return $setup; + } + + /** + * Return the requirements of this wizard + * + * @return RequirementSet + */ + public function getRequirements($skipModules = false) + { + $set = new RequirementSet(); + + $set->add(new PhpVersionRequirement(array( + 'condition' => array('>=', '7.2'), + 'description' => sprintf(mt( + 'setup', + 'Running Icinga Web 2 requires PHP version %s.' + ), '7.2') + ))); + + $set->add(new OSRequirement(array( + 'optional' => true, + 'condition' => 'linux', + 'description' => mt( + 'setup', + 'Icinga Web 2 is developed for and tested on Linux. While we cannot' + . ' guarantee they will, other platforms may also perform as well.' + ) + ))); + + $set->add(new WebLibraryRequirement(array( + 'condition' => ['icinga-php-library', '>=', '0.13.0'], + 'alias' => 'Icinga PHP library', + 'description' => mt( + 'setup', + 'The Icinga PHP library (IPL) is required for Icinga Web 2 and modules' + ) + ))); + + $set->add(new WebLibraryRequirement(array( + 'condition' => ['icinga-php-thirdparty', '>=', '0.12.0'], + 'alias' => 'Icinga PHP Thirdparty', + 'description' => mt( + 'setup', + 'The Icinga PHP Thirdparty library is required for Icinga Web 2 and modules' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'condition' => 'OpenSSL', + 'description' => mt( + 'setup', + 'The PHP module for OpenSSL is required to generate cryptographically safe password salts.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'condition' => 'XML', + 'description' => mt( + 'setup', + 'The XML module for PHP is required for Markdown and custom HTML annotations.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'condition' => 'JSON', + 'description' => mt( + 'setup', + 'The JSON module for PHP is required for various export functionalities as well as APIs.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'condition' => 'gettext', + 'description' => mt( + 'setup', + 'For message localization, the gettext module for PHP is required.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'condition' => 'INTL', + 'description' => mt( + 'setup', + 'For language, timezone and date/time format negotiation, the INTL module for PHP is required.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'condition' => 'DOM', + 'description' => mt( + 'setup', + 'For charts and exports of views and reports to PDF, the DOM module for PHP is required.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'optional' => true, + 'condition' => 'LDAP', + 'description' => mt( + 'setup', + 'If you\'d like to authenticate users using LDAP the corresponding PHP module is required.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'optional' => true, + 'condition' => 'mbstring', + 'description' => mt( + 'setup', + 'In case you want views being exported to PDF, you\'ll need the mbstring extension for PHP.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'optional' => true, + 'condition' => 'GD', + 'description' => mt( + 'setup', + 'In case you want views being exported to PDF, you\'ll need the GD extension for PHP.' + ) + ))); + + $set->add(new PhpModuleRequirement(array( + 'optional' => true, + 'condition' => 'Imagick', + 'description' => mt( + 'setup', + 'In case you want graphs being exported to PDF as well, you\'ll need the ImageMagick extension for PHP.' + ) + ))); + + $dbSet = new RequirementSet(false, RequirementSet::MODE_OR); + $dbSet->add(new PhpModuleRequirement(array( + 'optional' => true, + 'condition' => 'pdo_mysql', + 'alias' => 'PDO-MySQL', + 'description' => mt( + 'setup', + 'To store users or preferences in a MySQL database the PDO-MySQL module for PHP is required.' + ) + ))); + $dbSet->add(new PhpModuleRequirement(array( + 'optional' => true, + 'condition' => 'pdo_pgsql', + 'alias' => 'PDO-PostgreSQL', + 'description' => mt( + 'setup', + 'To store users or preferences in a PostgreSQL database the PDO-PostgreSQL module for PHP is required.' + ) + ))); + $set->merge($dbSet); + + $dbRequire = (new SetRequirement(array( + 'optional' => false, + 'condition' => $dbSet, + 'title' =>'Database', + 'alias' => 'PDO-MySQL OR PDO-PostgreSQL', + 'description' => mt( + 'setup', + 'A database is mandatory, therefore at least one module ' + . 'PDO-MySQL or PDO-PostgreSQL for PHP is required.' + ) + ))); + + $set->add($dbRequire); + + $set->add(new ConfigDirectoryRequirement(array( + 'condition' => Icinga::app()->getStorageDir(), + 'title' => mt('setup', 'Read- and writable storage directory'), + 'description' => mt( + 'setup', + 'The Icinga Web 2 storage directory defaults to "/var/lib/icingaweb2", if' . + ' not explicitly set in the environment variable "ICINGAWEB_STORAGEDIR".' + ) + ))); + + $set->add(new ConfigDirectoryRequirement(array( + 'condition' => Icinga::app()->getConfigDir(), + 'description' => mt( + 'setup', + 'The Icinga Web 2 configuration directory defaults to "/etc/icingaweb2", if' . + ' not explicitly set in the environment variable "ICINGAWEB_CONFIGDIR".' + ) + ))); + + if (! $skipModules) { + foreach ($this->getWizards() as $wizard) { + $set->merge($wizard->getRequirements()); + } + } + + return $set; + } +} |