PHP CRM_Core_DAO::isDBMyISAM方法代码示例

 /**
  * @return string
  */
 function run()
 {
     $errorMessage = '';
     // ensure that all CiviCRM tables are InnoDB, else abort
     // this is not a very fast operation, so we do it randomly 10% of the times
     // but we do it for most / all tables
     // http://bugs.mysql.com/bug.php?id=43664
     if (rand(1, 10) == 3 && CRM_Core_DAO::isDBMyISAM(150)) {
         $errorMessage = ts('Your database is configured to use the MyISAM database engine. CiviCRM requires InnoDB. You will need to convert any MyISAM tables in your database to InnoDB. Using MyISAM tables will result in data integrity issues.');
         CRM_Core_Session::setStatus($errorMessage, ts('Warning'), "alert");
     }
     if (!CRM_Utils_System::isDBVersionValid($errorMessage)) {
         CRM_Core_Session::setStatus($errorMessage, ts('Warning'), "alert", array('expires' => 0));
     }
     $groups = array('Customize Data and Screens' => ts('Customize Data and Screens'), 'Communications' => ts('Communications'), 'Localization' => ts('Localization'), 'Users and Permissions' => ts('Users and Permissions'), 'System Settings' => ts('System Settings'));
     $config = CRM_Core_Config::singleton();
     if (in_array('CiviContribute', $config->enableComponents)) {
         $groups['CiviContribute'] = ts('CiviContribute');
     }
     if (in_array('CiviMember', $config->enableComponents)) {
         $groups['CiviMember'] = ts('CiviMember');
     }
     if (in_array('CiviEvent', $config->enableComponents)) {
         $groups['CiviEvent'] = ts('CiviEvent');
     }
     if (in_array('CiviMail', $config->enableComponents)) {
         $groups['CiviMail'] = ts('CiviMail');
     }
     if (in_array('CiviCase', $config->enableComponents)) {
         $groups['CiviCase'] = ts('CiviCase');
     }
     if (in_array('CiviReport', $config->enableComponents)) {
         $groups['CiviReport'] = ts('CiviReport');
     }
     if (in_array('CiviCampaign', $config->enableComponents)) {
         $groups['CiviCampaign'] = ts('CiviCampaign');
     }
     $values = CRM_Core_Menu::getAdminLinks();
     $this->_showHide = new CRM_Core_ShowHideBlocks();
     foreach ($groups as $group => $title) {
         $groupId = str_replace(' ', '_', $group);
         $this->_showHide->addShow("id_{$groupId}_show");
         $this->_showHide->addHide("id_{$groupId}");
         $v = CRM_Core_ShowHideBlocks::links($this, $groupId, '', '', FALSE);
         if (isset($values[$group])) {
             $adminPanel[$groupId] = $values[$group];
             $adminPanel[$groupId]['show'] = $v['show'];
             $adminPanel[$groupId]['hide'] = $v['hide'];
             $adminPanel[$groupId]['title'] = $title;
         } else {
             $adminPanel[$groupId] = array();
             $adminPanel[$groupId]['show'] = '';
             $adminPanel[$groupId]['hide'] = '';
             $adminPanel[$groupId]['title'] = $title;
         }
     }
     $this->assign('adminPanel', $adminPanel);
     $this->_showHide->addToTemplate();
     return parent::run();
 }

 function run()
 {
     // ensure that all CiviCRM tables are InnoDB, else abort
     if (CRM_Core_DAO::isDBMyISAM()) {
         $errorMessage = 'Your database is configured to use the MyISAM database engine. CiviCRM  requires InnoDB. You will need to convert any MyISAM tables in your database to InnoDB. Using MyISAM tables will result in data integrity issues. This will be a fatal error in CiviCRM v2.1.';
         require_once 'CRM/Core/Session.php';
         CRM_Core_Session::setStatus($errorMessage);
     }
     if (!CRM_Utils_System::isDBVersionValid($errorMessage)) {
         CRM_Core_Session::setStatus($errorMessage);
     }
     $groups = array('Customize' => ts('Customize'), 'Configure' => ts('Configure'), 'Manage' => ts('Manage'), 'Option Lists' => ts('Option Lists'));
     $config = CRM_Core_Config::singleton();
     if (in_array("CiviContribute", $config->enableComponents)) {
         $groups['CiviContribute'] = ts('CiviContribute');
     }
     if (in_array("CiviMember", $config->enableComponents)) {
         $groups['CiviMember'] = ts('CiviMember');
     }
     if (in_array("CiviEvent", $config->enableComponents)) {
         $groups['CiviEvent'] = ts('CiviEvent');
     }
     if (in_array("CiviMail", $config->enableComponents)) {
         $groups['CiviMail'] = ts('CiviMail');
     }
     if (in_array("CiviCase", $config->enableComponents)) {
         $groups['CiviCase'] = ts('CiviCase');
     }
     if (in_array("CiviReport", $config->enableComponents)) {
         $groups['CiviReport'] = ts('CiviReport');
     }
     if (in_array("CiviCampaign", $config->enableComponents)) {
         $groups['CiviCampaign'] = ts('CiviCampaign');
     }
     require_once 'CRM/Core/Menu.php';
     $values =& CRM_Core_Menu::getAdminLinks();
     require_once 'CRM/Core/ShowHideBlocks.php';
     $this->_showHide = new CRM_Core_ShowHideBlocks();
     foreach ($groups as $group => $title) {
         $this->_showHide->addShow("id_{$group}_show");
         $this->_showHide->addHide("id_{$group}");
         $v = CRM_Core_ShowHideBlocks::links($this, $group, '', '', false);
         $adminPanel[$group] = $values[$group];
         $adminPanel[$group]['show'] = $v['show'];
         $adminPanel[$group]['hide'] = $v['hide'];
         $adminPanel[$group]['title'] = $title;
     }
     require_once 'CRM/Utils/VersionCheck.php';
     $versionCheck =& CRM_Utils_VersionCheck::singleton();
     $this->assign('newVersion', $versionCheck->newerVersion());
     $this->assign('localVersion', $versionCheck->localVersion);
     $this->assign('adminPanel', $adminPanel);
     $this->_showHide->addToTemplate();
     return parent::run();
 }

 function verifyPreDBState(&$errorMessage)
 {
     $config =& CRM_Core_Config::singleton();
     // Let's first update the config defaults
     require_once "CRM/Core/DAO/Domain.php";
     $domain =& new CRM_Core_DAO_Domain();
     $domain->selectAdd();
     $domain->selectAdd('config_backend');
     $domain->find(true);
     if ($domain->config_backend) {
         $defaults = unserialize($domain->config_backend);
         // reset components
         $defaults['enableComponents'] = array('CiviContribute', 'CiviPledge', 'CiviMember', 'CiviEvent', 'CiviMail');
         $defaults['enableComponentIDs'] = array(1, 6, 2, 3, 4);
         $defaults['moneyvalueformat'] = '%!i';
         $defaults['fieldSeparator'] = ',';
         $defaults['fatalErrorTemplate'] = 'CRM/common/fatal.tpl';
         // update cms-version
         if ($config->userFramework == 'Joomla') {
             $defaults['userFrameworkVersion'] = '1.5';
             if (class_exists('JVersion')) {
                 $version =& new JVersion();
                 $defaults['userFrameworkVersion'] = $version->getShortVersion();
             }
         } else {
             if ($config->userFramework == 'Drupal') {
                 $defaults['userFrameworkVersion'] = '6.3';
                 if (defined('VERSION')) {
                     $defaults['userFrameworkVersion'] = VERSION;
                 }
             }
         }
         // serialise settings
         require_once "CRM/Core/BAO/Setting.php";
         CRM_Core_BAO_Setting::add($defaults);
         $config =& CRM_Core_Config::singleton();
     }
     // check if log file is writable
     if (!is_writable($config->uploadDir . 'CiviCRM.log')) {
         $errorMessage = ts('Log file CiviCRM.log is not writable. Make sure files directory is writable.', array(1 => $config->uploadDir));
         return false;
     }
     $errorMessage = ts('Database check failed - the current database is not v2.0.');
     $is20db = true;
     // abort if partial upgraded db found.
     if ($this->checkVersion('2.01') || $this->checkVersion('2.02') || $this->checkVersion('2.03')) {
         $errorMessage = ts('Corrupt / Partial Upgraded database found. Looks like upgrade wizard failed to complete all the required steps to convert your database to v2.1. Please fix any errors and start the upgrade process again with a clean v2.0 database.');
         return false;
     }
     // abort if already 2.1
     if ($this->checkVersion('2.1')) {
         $errorMessage = ts('Database check failed - looks like you have already upgraded to the latest version (v2.1) of the database.');
         return false;
     }
     // check if 2.0 version
     if (!$this->checkVersion('2.0')) {
         $is20db = false;
     }
     // check if 2.0 tables exists
     if (!CRM_Core_DAO::checkTableExists('civicrm_activity') || !CRM_Core_DAO::checkTableExists('civicrm_activity_assignment') || !CRM_Core_DAO::checkTableExists('civicrm_activity_target') || !CRM_Core_DAO::checkTableExists('civicrm_address') || !CRM_Core_DAO::checkTableExists('civicrm_address') || !CRM_Core_DAO::checkTableExists('civicrm_case') || !CRM_Core_DAO::checkTableExists('civicrm_case_activity') || !CRM_Core_DAO::checkTableExists('civicrm_component') || !CRM_Core_DAO::checkTableExists('civicrm_contribution_widget') || !CRM_Core_DAO::checkTableExists('civicrm_grant') || !CRM_Core_DAO::checkTableExists('civicrm_group_nesting') || !CRM_Core_DAO::checkTableExists('civicrm_group_organization') || !CRM_Core_DAO::checkTableExists('civicrm_loc_block') || !CRM_Core_DAO::checkTableExists('civicrm_openid') || !CRM_Core_DAO::checkTableExists('civicrm_openid_associations') || !CRM_Core_DAO::checkTableExists('civicrm_openid_nonces') || !CRM_Core_DAO::checkTableExists('civicrm_preferences_date') || !CRM_Core_DAO::checkTableExists('civicrm_tell_friend') || !CRM_Core_DAO::checkTableExists('civicrm_timezone') || !CRM_Core_DAO::checkTableExists('civicrm_worldregion')) {
         // db is not 2.0
         $errorMessage .= ' Few 2.0 tables were found missing.';
         $is20db = false;
     }
     // check fields which MUST be present if a proper 2.0 db
     if ($is20db) {
         if (!CRM_Core_DAO::checkFieldExists('civicrm_activity', 'source_record_id') || !CRM_Core_DAO::checkFieldExists('civicrm_activity', 'activity_date_time') || !CRM_Core_DAO::checkFieldExists('civicrm_activity', 'status_id') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'first_name') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'last_name') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'gender_id') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'mail_to_household_id') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'user_unique_id') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'household_name') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'organization_name') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution', 'honor_type_id') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution_page', 'is_pay_later') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution_page', 'pay_later_text') || !CRM_Core_DAO::checkFieldExists('civicrm_country', 'region_id') || !CRM_Core_DAO::checkFieldExists('civicrm_custom_field', 'column_name') || !CRM_Core_DAO::checkFieldExists('civicrm_custom_field', 'option_group_id') || !CRM_Core_DAO::checkFieldExists('civicrm_custom_group', 'table_name') || !CRM_Core_DAO::checkFieldExists('civicrm_custom_group', 'is_multiple') || !CRM_Core_DAO::checkFieldExists('civicrm_domain', 'version') || !CRM_Core_DAO::checkFieldExists('civicrm_domain', 'loc_block_id') || !CRM_Core_DAO::checkFieldExists('civicrm_email', 'contact_id') || !CRM_Core_DAO::checkFieldExists('civicrm_email', 'location_type_id') || !CRM_Core_DAO::checkFieldExists('civicrm_email', 'is_billing') || !CRM_Core_DAO::checkFieldExists('civicrm_entity_tag', 'contact_id') || !CRM_Core_DAO::checkFieldExists('civicrm_event', 'participant_listing_id') || !CRM_Core_DAO::checkFieldExists('civicrm_event', 'loc_block_id') || !CRM_Core_DAO::checkFieldExists('civicrm_event', 'receipt_text') || !CRM_Core_DAO::checkFieldExists('civicrm_event_page', 'is_pay_later') || !CRM_Core_DAO::checkFieldExists('civicrm_event_page', 'pay_later_text') || !CRM_Core_DAO::checkFieldExists('civicrm_financial_trxn', 'contribution_id') || !CRM_Core_DAO::checkFieldExists('civicrm_im', 'contact_id') || !CRM_Core_DAO::checkFieldExists('civicrm_im', 'location_type_id') || !CRM_Core_DAO::checkFieldExists('civicrm_membership_payment', 'contribution_id') || !CRM_Core_DAO::checkFieldExists('civicrm_membership_type', 'receipt_text_signup') || !CRM_Core_DAO::checkFieldExists('civicrm_membership_type', 'receipt_text_renewal') || !CRM_Core_DAO::checkFieldExists('civicrm_option_value', 'component_id') || !CRM_Core_DAO::checkFieldExists('civicrm_participant_payment', 'contribution_id') || !CRM_Core_DAO::checkFieldExists('civicrm_payment_processor', 'url_api') || !CRM_Core_DAO::checkFieldExists('civicrm_payment_processor_type', 'url_api_default') || !CRM_Core_DAO::checkFieldExists('civicrm_phone', 'contact_id') || !CRM_Core_DAO::checkFieldExists('civicrm_phone', 'location_type_id') || !CRM_Core_DAO::checkFieldExists('civicrm_uf_match', 'uf_name')) {
             // db looks to have stuck somewhere between 2.0 & 2.1
             $errorMessage .= ' Few important fields were found missing in some of the tables.';
             $is20db = false;
         }
     }
     if (!$is20db) {
         // check if the db is 2.1
         if (CRM_Core_DAO::checkTableExists('civicrm_cache') && CRM_Core_DAO::checkFieldExists('civicrm_cache', 'group_name') && CRM_Core_DAO::checkFieldExists('civicrm_cache', 'created_date') && CRM_Core_DAO::checkFieldExists('civicrm_cache', 'expired_date') && CRM_Core_DAO::checkTableExists('civicrm_group_contact_cache') && CRM_Core_DAO::checkFieldExists('civicrm_group_contact_cache', 'contact_id') && CRM_Core_DAO::checkTableExists('civicrm_menu') && CRM_Core_DAO::checkFieldExists('civicrm_menu', 'path_arguments') && CRM_Core_DAO::checkFieldExists('civicrm_menu', 'is_exposed') && CRM_Core_DAO::checkFieldExists('civicrm_menu', 'page_type') && CRM_Core_DAO::checkTableExists('civicrm_discount') && CRM_Core_DAO::checkFieldExists('civicrm_discount', 'option_group_id') && CRM_Core_DAO::checkFieldExists('civicrm_discount', 'end_date')) {
             $errorMessage = ts('Database check failed - it looks like you have already upgraded to the latest version (v2.1) of the database.');
         }
         return false;
     }
     // check tables which should not exist for v2.x
     if (CRM_Core_DAO::checkTableExists('civicrm_custom_option') || CRM_Core_DAO::checkTableExists('civicrm_custom_value') || CRM_Core_DAO::checkTableExists('civicrm_email_history') || CRM_Core_DAO::checkTableExists('civicrm_geo_coord') || CRM_Core_DAO::checkTableExists('civicrm_individual') || CRM_Core_DAO::checkTableExists('civicrm_location') || CRM_Core_DAO::checkTableExists('civicrm_meeting') || CRM_Core_DAO::checkTableExists('civicrm_organization') || CRM_Core_DAO::checkTableExists('civicrm_phonecall') || CRM_Core_DAO::checkTableExists('civicrm_sms_history') || CRM_Core_DAO::checkTableExists('civicrm_validation')) {
         // table(s) found in the db which are no longer required
         // for v2.x, though would not do any harm it's recommended
         // to remove them.
         CRM_Core_Session::setStatus(ts("Table(s) found in your db which are no longer required for v2.x, though would not do any harm it's recommended to remove them"));
     }
     // show error if any of the tables, use 'MyISAM' storage engine.
     // just check the first 10 civicrm tables, rather than checking all 106!
     if (CRM_Core_DAO::isDBMyISAM(10)) {
         $errorMessage = ts('Your database is configured to use the MyISAM database engine. CiviCRM  requires InnoDB. You will need to convert any MyISAM tables in your database to InnoDB before proceeding.');
         return false;
     }
     // check FK constraint names are in valid format.
     if (!CRM_Core_DAO::checkFKConstraintInFormat('civicrm_contact', 'domain_id') || !CRM_Core_DAO::checkFKConstraintInFormat('civicrm_contribution_page', 'domain_id') || !CRM_Core_DAO::checkFKConstraintInFormat('civicrm_contribution_recur', 'domain_id') || !CRM_Core_DAO::checkFKConstraintInFormat('civicrm_membership_status', 'domain_id') || !CRM_Core_DAO::checkFKConstraintInFormat('civicrm_contribution', 'contact_id') || !CRM_Core_DAO::checkFKConstraintInFormat('civicrm_contribution', 'contribution_type_id')) {
         $errorMessage = ts('Database consistency check failed. FK constraint names not in the required format. Please rebuild your 2.0 database to ensure schema integrity.');
         return false;
     }
     return true;
 }

 /**
  * ensure that all CiviCRM tables are InnoDB
  * @return array
  */
 public function checkDbEngine()
 {
     $messages = array();
     if (CRM_Core_DAO::isDBMyISAM(150)) {
         $messages[] = new CRM_Utils_Check_Message(__FUNCTION__, ts('Your database is configured to use the MyISAM database engine. CiviCRM requires InnoDB. You will need to convert any MyISAM tables in your database to InnoDB. Using MyISAM tables will result in data integrity issues.'), ts('MyISAM Database Engine'), \Psr\Log\LogLevel::ERROR, 'fa-database');
     }
     return $messages;
 }

 function verifyPreDBState(&$errorMessage)
 {
     // check if log file is writable
     $config = CRM_Core_Config::singleton();
     if (!is_writable($config->uploadDir . 'CiviCRM.log') && !is_writable($config->uploadDir . 'CiviCRM.log.' . md5($config->dsn . $config->userFrameworkResourceURL))) {
         $errorMessage = ts('Log file CiviCRM.log is not writable. Make sure files directory is writable.', array(1 => $config->uploadDir));
         return false;
     }
     $errorMessage = ts('Database check failed - the current database is not v2.1.');
     $is21db = true;
     // abort if partial upgraded db found.
     if ($this->checkVersion('2.1.101') || $this->checkVersion('2.1.102') || $this->checkVersion('2.1.103')) {
         $errorMessage = ts('Corrupt / Partial Upgraded database found. Looks like upgrade wizard failed to complete all the required steps to convert your database to v2.2. Please fix any errors and start the upgrade process again with a clean v2.1 database.');
         return false;
     }
     // abort if already 2.2
     if ($this->checkVersion('2.2')) {
         $errorMessage = ts('Database check failed - looks like you have already upgraded to the latest version (v2.2) of the database.');
         return false;
     }
     // check if 2.1 version
     if (!$this->checkVersion('2.1.2') || !$this->checkVersion('2.1.3') || !$this->checkVersion('2.1.4')) {
         $is21db = false;
     }
     // check if 2.1 tables exists
     if (!CRM_Core_DAO::checkTableExists('civicrm_pledge') || !CRM_Core_DAO::checkTableExists('civicrm_cache') || !CRM_Core_DAO::checkTableExists('civicrm_group_contact_cache') || !CRM_Core_DAO::checkTableExists('civicrm_discount') || !CRM_Core_DAO::checkTableExists('civicrm_menu') || !CRM_Core_DAO::checkTableExists('civicrm_pledge') || !CRM_Core_DAO::checkTableExists('civicrm_pledge_block') || !CRM_Core_DAO::checkTableExists('civicrm_case_contact')) {
         // db is not 2.1
         $errorMessage .= ' Few 2.1 tables were found missing.';
         $is21db = false;
     }
     // check fields which MUST be present if a proper 2.1 db
     if ($is21db) {
         if (!CRM_Core_DAO::checkFieldExists('civicrm_contribution_page', 'is_recur_interval') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution_page', 'recur_frequency_unit') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution_page', 'for_organization') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution_page', 'is_for_organization') || !CRM_Core_DAO::checkFieldExists('civicrm_contribution', 'is_pay_later') || !CRM_Core_DAO::checkFieldExists('civicrm_membership', 'is_pay_later') || !CRM_Core_DAO::checkFieldExists('civicrm_membership_status', 'is_reserved') || !CRM_Core_DAO::checkFieldExists('civicrm_participant', 'is_pay_later') || !CRM_Core_DAO::checkFieldExists('civicrm_participant', 'fee_amount') || !CRM_Core_DAO::checkFieldExists('civicrm_participant', 'registered_by_id') || !CRM_Core_DAO::checkFieldExists('civicrm_participant', 'discount_id') || !CRM_Core_DAO::checkFieldExists('civicrm_contact', 'employer_id') || !CRM_Core_DAO::checkFieldExists('civicrm_domain', 'locales') || !CRM_Core_DAO::checkFieldExists('civicrm_mapping', 'mapping_type_id') || !CRM_Core_DAO::checkFieldExists('civicrm_custom_field', 'is_view') || !CRM_Core_DAO::checkFieldExists('civicrm_group', 'cache_date') || !CRM_Core_DAO::checkFieldExists('civicrm_group', 'parents') || !CRM_Core_DAO::checkFieldExists('civicrm_group', 'children') || !CRM_Core_DAO::checkFieldExists('civicrm_preferences', 'editor_id') || !CRM_Core_DAO::checkFieldExists('civicrm_uf_group', 'group_type') || !CRM_Core_DAO::checkFieldExists('civicrm_address', 'name') || !CRM_Core_DAO::checkFieldExists('civicrm_uf_match', 'language')) {
             // db looks to have stuck somewhere between 2.1 & 2.2
             $errorMessage .= ' Few important fields were found missing in some of the tables.';
             $is21db = false;
         }
     }
     // check if the db is 2.2
     if (!CRM_Core_DAO::checkTableExists('civicrm_event_page') && CRM_Core_DAO::checkFieldExists('civicrm_participant', 'registered_by_id') && CRM_Core_DAO::checkFieldExists('civicrm_event', 'intro_text') && CRM_Core_DAO::checkFieldExists('civicrm_event', 'is_multiple_registrations') && CRM_Core_DAO::checkTableExists('civicrm_pcp_block') && CRM_Core_DAO::checkFieldExists('civicrm_pcp_block', 'tellfriend_limit') && CRM_Core_DAO::checkFieldExists('civicrm_pcp_block', 'supporter_profile_id') && CRM_Core_DAO::checkTableExists('civicrm_pcp') && CRM_Core_DAO::checkFieldExists('civicrm_pcp', 'status_id') && CRM_Core_DAO::checkFieldExists('civicrm_pcp', 'goal_amount') && CRM_Core_DAO::checkTableExists('civicrm_contribution_soft') && CRM_Core_DAO::checkFieldExists('civicrm_contribution_soft', 'pcp_display_in_roll') && CRM_Core_DAO::checkFieldExists('civicrm_contribution_soft', 'amount')) {
         $errorMessage = ts('Database check failed - it looks like you have already upgraded to the latest version (v2.2) of the database.');
         return false;
     }
     // check tables which should not exist for v2.x
     if (CRM_Core_DAO::checkTableExists('civicrm_custom_option') || CRM_Core_DAO::checkTableExists('civicrm_custom_value') || CRM_Core_DAO::checkTableExists('civicrm_email_history') || CRM_Core_DAO::checkTableExists('civicrm_geo_coord') || CRM_Core_DAO::checkTableExists('civicrm_individual') || CRM_Core_DAO::checkTableExists('civicrm_location') || CRM_Core_DAO::checkTableExists('civicrm_meeting') || CRM_Core_DAO::checkTableExists('civicrm_organization') || CRM_Core_DAO::checkTableExists('civicrm_phonecall') || CRM_Core_DAO::checkTableExists('civicrm_sms_history') || CRM_Core_DAO::checkTableExists('civicrm_validation')) {
         // table(s) found in the db which are no longer required
         // for v2.x, though would not do any harm it's recommended
         // to remove them.
         CRM_Core_Session::setStatus(ts("Table(s) found in your db which are no longer required for v2.x, though would not do any harm it's recommended to remove them"));
     }
     // show error if any of the tables, use 'MyISAM' storage engine.
     // just check the first 10 civicrm tables, rather than checking all 106!
     if (CRM_Core_DAO::isDBMyISAM(10)) {
         $errorMessage = ts('Your database is configured to use the MyISAM database engine. CiviCRM  requires InnoDB. You will need to convert any MyISAM tables in your database to InnoDB before proceeding.');
         return false;
     }
     return true;
 }

 /**
  * Test the function designed to find myIsam tables.
  */
 public function testMyISAMCheck()
 {
     // Cleanup previous, failed tests.
     CRM_Core_DAO::executeQuery('DROP TABLE IF EXISTS civicrm_my_isam');
     // A manually created MyISAM table should raise a redflag.
     $this->assertEquals(0, CRM_Core_DAO::isDBMyISAM());
     CRM_Core_DAO::executeQuery('CREATE TABLE civicrm_my_isam (`id` int(10) unsigned NOT NULL) ENGINE = MyISAM');
     $this->assertEquals(1, CRM_Core_DAO::isDBMyISAM());
     CRM_Core_DAO::executeQuery('DROP TABLE civicrm_my_isam');
     // A temp table should not raise flag (static naming).
     $tempName = CRM_Core_DAO::createTempTableName('civicrm', FALSE);
     $this->assertEquals(0, CRM_Core_DAO::isDBMyISAM());
     CRM_Core_DAO::executeQuery("CREATE TABLE {$tempName} (`id` int(10) unsigned NOT NULL) ENGINE = MyISAM");
     $this->assertEquals(0, CRM_Core_DAO::isDBMyISAM());
     // Ignore temp tables
     CRM_Core_DAO::executeQuery("DROP TABLE {$tempName}");
     // A temp table should not raise flag (randomized naming).
     $tempName = CRM_Core_DAO::createTempTableName('civicrm', TRUE);
     $this->assertEquals(0, CRM_Core_DAO::isDBMyISAM());
     CRM_Core_DAO::executeQuery("CREATE TABLE {$tempName} (`id` int(10) unsigned NOT NULL) ENGINE = MyISAM");
     $this->assertEquals(0, CRM_Core_DAO::isDBMyISAM());
     // Ignore temp tables
     CRM_Core_DAO::executeQuery("DROP TABLE {$tempName}");
 }