PHP IPSSetUp::getSavedData方法代码示例

 /**
  * Return any post-installation notices
  * 
  * @return	array	 Array of notices
  */
 public function postInstallNotices()
 {
     $options = IPSSetUp::getSavedData('custom_options');
     $_skip = $options['ipchat'][13000]['skipIgnoredUsers'];
     $notices = array();
     if ($_skip) {
         $notices[] = "Ignored chat users have not been converted.  You should run the tool in the ACP under Other Apps > Chat > Tools to convert the ignored users.";
     }
     return $notices;
 }

 /**
  * Convert ignored users
  * 
  * @param	int
  * @return	@e void
  */
 public function convertIgnored()
 {
     /* Are we skipping this step? */
     $options = IPSSetUp::getSavedData('custom_options');
     $_skip = $options['ipchat'][13000]['skipIgnoredUsers'];
     if ($_skip) {
         $this->registry->output->addMessage("Skipping chat ignored users conversion...");
         $this->request['st'] = 0;
         $this->request['workact'] = '';
         return;
     }
     /* Init */
     $st = intval($this->request['st']);
     $did = 0;
     $each = 500;
     /* Find chat ignored users */
     $this->DB->build(array('select' => 'member_id, members_cache', 'from' => 'members', 'order' => 'member_id ASC', 'limit' => array($st, $each)));
     $outer = $this->DB->execute();
     while ($r = $this->DB->fetch($outer)) {
         $did++;
         /* Unpack cache */
         $_cache = unserialize($r['members_cache']);
         /* Now look for ignored users in chat */
         if (is_array($_cache['ignore_chat']) and count($_cache['ignore_chat'])) {
             foreach ($_cache['ignore_chat'] as $_mid) {
                 /* Are we already 'ignoring' this user for other reasons? */
                 $_check = $this->DB->buildAndFetch(array('select' => '*', 'from' => 'ignored_users', 'where' => "ignore_owner_id=" . $r['member_id'] . ' AND ignore_ignore_id=' . $_mid));
                 /* If yes, then update record to also ignore chat */
                 if ($_check['ignore_id']) {
                     $this->DB->update('ignored_users', array('ignore_chats' => 1), 'ignore_id=' . $_check['ignore_id']);
                 } else {
                     $this->DB->insert('ignored_users', array('ignore_chats' => 1, 'ignore_owner_id' => $r['member_id'], 'ignore_ignore_id' => $_mid));
                 }
             }
             /* Rebuild cache */
             IPSMember::rebuildIgnoredUsersCache($r);
             /* Clean up members_cache */
             unset($_cache['ignore_chat']);
             $_cache = serialize($_cache);
             $this->DB->update('members', array('members_cache' => $_cache), 'member_id=' . $r['member_id']);
         }
     }
     /* Show message and redirect */
     if ($did > 0) {
         $this->request['st'] = $st + $did;
         $this->request['workact'] = 'ignored';
         $this->registry->output->addMessage("Up to {$this->request['st']} members checked for ignored chat users...");
     } else {
         $this->request['st'] = 0;
         $this->request['workact'] = '';
         $this->registry->output->addMessage("All ignored chat users converted...");
     }
     /* Next Page */
     return;
 }

 /**
  * Set db prefix
  *
  * @access	public
  * @param	object	Registry reference
  * @return	@e void
  */
 public function setDbPrefix($prefix = '')
 {
     if ($prefix) {
         $this->prefix = $prefix;
         return;
     } else {
         if (class_exists('IPSSetUp')) {
             if (IPSSetUp::getSavedData('db_pre')) {
                 $this->prefix = IPSSetUp::getSavedData('db_pre');
                 return;
             }
         }
     }
     /* Still 'ere? */
     $this->prefix = $this->settings['sql_tbl_prefix'];
 }

 /**
  * Execute selected method
  *
  * @access	public
  * @param	object		Registry object
  * @return	@e void
  */
 public function doExecute(ipsRegistry $registry)
 {
     /* Remove the FURL cache */
     @unlink(FURL_CACHE_PATH);
     /* Got anything to show? */
     $apps = explode(',', IPSSetUp::getSavedData('install_apps'));
     $vNums = IPSSetUp::getSavedData('version_numbers');
     $output = array();
     if (is_array($apps) and count($apps)) {
         foreach ($apps as $app) {
             /* Grab version numbers */
             $numbers = IPSSetUp::fetchAppVersionNumbers($app);
             /* Grab all numbers */
             $nums[$app] = IPSSetUp::fetchXmlAppVersions($app);
             /* Grab app data */
             $appData[$app] = IPSSetUp::fetchXmlAppInformation($app, $this->settings['gb_char_set']);
             $appClasses[$app] = IPSSetUp::fetchVersionClasses($app, $vNums[$app], $numbers['latest'][0]);
         }
         /* Got anything? */
         if (count($appClasses)) {
             foreach ($appClasses as $app => $data) {
                 foreach ($data as $num) {
                     if (is_file(IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php')) {
                         $_class = 'version_class_' . $app . '_' . $num;
                         require_once IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php';
                         /*noLibHook*/
                         $_tmp = new $_class($this->registry);
                         if (method_exists($_tmp, 'postInstallNotices')) {
                             $_t = $_tmp->postInstallNotices();
                             if (is_array($_t) and count($_t)) {
                                 $output[$app][$num] = array('long' => $nums[$app][$num], 'app' => $appData[$app], 'out' => implode("<br />", $_t));
                             }
                         }
                     }
                 }
             }
         }
     }
     /* Remove any SQL source files */
     IPSSetUp::removeSqlSourceFiles();
     /* Simply return the Done page */
     $this->registry->output->setTitle("Complete!");
     $this->registry->output->setHideButton(TRUE);
     $this->registry->output->addContent($this->registry->output->template()->upgrade_complete($output));
     $this->registry->output->sendOutput();
 }

 /**
  * Upgrade log file tables
  * 
  * @param	int
  * @return	@e void
  */
 public function upgradeLogs($id = 1)
 {
     /* Verify posts alter table query has run */
     if ($id == 1) {
         if (!$this->DB->checkForField('post_bwoptions', 'posts')) {
             $this->_output = ' ';
             $this->registry->output->addError("Вы должны выполнить запрос изменяющий таблицу posts.  После того как вы выполните это, просто обновите данную страницу и обновление будет продолжено.");
             return;
         }
     }
     $cnt = 0;
     $file = '_updates_logs_' . $id . '.php';
     $output = "";
     $path = IPSLib::getAppDir('core') . '/setup/versions/upg_32000/' . strtolower($this->registry->dbFunctions()->getDriverType()) . $file;
     $prefix = $this->registry->dbFunctions()->getPrefix();
     if (is_file($path)) {
         $SQL = array();
         $TABLE = '';
         require $path;
         /*noLibHook*/
         /* Set DB driver to return any errors */
         $this->DB->return_die = 1;
         foreach ($SQL as $query) {
             $this->DB->allow_sub_select = 1;
             $this->DB->error = '';
             /* Need to tack on a prefix? */
             if ($prefix) {
                 $query = IPSSetUp::addPrefixToQuery($query, $prefix);
             }
             /* Chose to prune and run? */
             if ($this->request['pruneAndRun']) {
                 $this->DB->delete($TABLE);
                 $man = false;
             } else {
                 /* Show alter table / prune option? */
                 $man = IPSSetUp::getSavedData('man');
                 if ($TABLE) {
                     $count = $this->DB->buildAndFetch(array('select' => 'count(*) as logs', 'from' => $TABLE));
                     if ($count['logs'] > 100000) {
                         $man = true;
                     }
                 }
             }
             /* Show option to run manually or prune ? */
             if ($man) {
                 $query = trim($query);
                 /* Ensure the last character is a semi-colon */
                 if (substr($query, -1) != ';') {
                     $query .= ';';
                 }
                 $output .= $query . "\n\n";
             } else {
                 $this->DB->query($query);
                 if ($this->DB->error) {
                     $this->registry->output->addError("<br />" . $query . "<br />" . $this->DB->error);
                 } else {
                     $cnt++;
                 }
             }
         }
         $this->registry->output->addMessage("{$cnt} запросов выполнено....");
     }
     /* Next Page */
     if ($id < 10) {
         $nextid = $id + 1;
         $this->request['workact'] = 'logs' . $nextid;
     } else {
         $this->request['workact'] = 'forums';
     }
     if ($output) {
         $this->_output = $this->registry->output->template()->upgrade_manual_queries_logs($output, $id, $TABLE);
     }
 }

 function upgrade_sql($id = 1)
 {
     $man = 0;
     // Manual upgrade ? intval( $this->request['man'] );
     $cnt = 0;
     $SQL = array();
     $file = '_updates_' . $id . '.php';
     $output = "";
     $path = IPSLib::getAppDir('core') . '/setup/versions/upg_22005/' . strtolower($this->registry->dbFunctions()->getDriverType()) . $file;
     $prefix = $this->registry->dbFunctions()->getPrefix();
     if (is_file($path)) {
         require_once $path;
         /*noLibHook*/
         $this->sqlcount = 0;
         $output = "";
         $this->DB->return_die = 1;
         foreach ($SQL as $query) {
             $this->DB->allow_sub_select = 1;
             $this->DB->error = '';
             $query = str_replace("<%time%>", time(), $query);
             if ($this->settings['mysql_tbl_type']) {
                 if (preg_match("/^create table(.+?)/i", $query)) {
                     $query = preg_replace("/^(.+?)\\);\$/is", "\\1) ENGINE={$this->settings['mysql_tbl_type']};", $query);
                 }
             }
             /* Need to tack on a prefix? */
             if ($prefix) {
                 $query = IPSSetUp::addPrefixToQuery($query, $prefix);
             }
             if (IPSSetUp::getSavedData('man')) {
                 $output .= preg_replace("/\\s{1,}/", " ", $query) . "\n\n";
             } else {
                 $this->DB->query($query);
                 if ($this->DB->error) {
                     $this->registry->output->addError($query . "<br /><br />" . $this->DB->error);
                 } else {
                     $this->sqlcount++;
                 }
             }
         }
         $this->registry->output->addMessage("{$this->sqlcount} запросов выполнено....");
     }
     //--------------------------------
     // Next page...
     //--------------------------------
     $this->request['st'] = 0;
     if ($id != 4) {
         $nextid = $id + 1;
         $this->request['workact'] = 'sql' . $nextid;
     } else {
         $this->request['workact'] = 'forums';
     }
     if (IPSSetUp::getSavedData('man') and $output) {
         /* Create source file */
         if ($this->registry->dbFunctions()->getDriverType() == 'mysql') {
             $sourceFile = IPSSetUp::createSqlSourceFile($output, '22005', $id);
         }
         $this->_output = $this->registry->output->template()->upgrade_manual_queries($output, $sourceFile);
     }
 }

 function convert_polls()
 {
     $start = intval($this->request['st']) > 0 ? intval($this->request['st']) : 0;
     $lend = 50;
     $end = $start + $lend;
     $max = intval(IPSSetUp::getSavedData('max'));
     $converted = intval(IPSSetUp::getSavedData('conv'));
     //-----------------------------------------
     // First off.. grab number of polls to convert
     //-----------------------------------------
     if (!$max) {
         $total = $this->DB->buildAndFetch(array('select' => 'COUNT(*) as max', 'from' => 'topics', 'where' => "poll_state IN ('open', 'close', 'closed')"));
         $max = $total['max'];
     }
     //-----------------------------------------
     // In steps...
     //-----------------------------------------
     $this->DB->build(array('select' => '*', 'from' => 'topics', 'where' => "poll_state IN ('open', 'close', 'closed' )", 'limit' => array(0, $lend)));
     $o = $this->DB->execute();
     //-----------------------------------------
     // Do it...
     //-----------------------------------------
     if ($this->DB->getTotalRows($o)) {
         //-----------------------------------------
         // Got some to convert!
         //-----------------------------------------
         while ($r = $this->DB->fetch($o)) {
             $converted++;
             //-----------------------------------------
             // All done?
             //-----------------------------------------
             if ($converted >= $max) {
                 $done = 1;
             }
             $new_poll = array(1 => array());
             $poll_data = $this->DB->buildAndFetch(array('select' => '*', 'from' => 'polls', 'where' => "tid=" . $r['tid']));
             if (!$poll_data['pid']) {
                 continue;
             }
             if (!$poll_data['poll_question']) {
                 $poll_data['poll_question'] = $r['title'];
             }
             //-----------------------------------------
             // Kick start new poll
             //-----------------------------------------
             $new_poll[1]['question'] = $poll_data['poll_question'];
             //-----------------------------------------
             // Get OLD polls
             //-----------------------------------------
             $poll_answers = unserialize(stripslashes($poll_data['choices']));
             reset($poll_answers);
             foreach ($poll_answers as $entry) {
                 $id = $entry[0];
                 $choice = $entry[1];
                 $votes = $entry[2];
                 $total_votes += $votes;
                 if (strlen($choice) < 1) {
                     continue;
                 }
                 $new_poll[1]['choice'][$id] = $choice;
                 $new_poll[1]['votes'][$id] = $votes;
             }
             //-----------------------------------------
             // Got something?
             //-----------------------------------------
             if (count($new_poll[1]['choice'])) {
                 $this->DB->update('polls', array('choices' => serialize($new_poll)), 'tid=' . $r['tid']);
                 $this->DB->update('topics', array('poll_state' => 1), 'tid=' . $r['tid']);
             }
         }
     } else {
         $done = 1;
     }
     if (!$done) {
         $this->registry->output->addMessage("Polls: {$start} to {$end} completed....");
         $this->request['workact'] = 'polls';
         $this->request['st'] = $end;
         IPSSetUp::setSavedData('max', $max);
         IPSSetUp::setSavedData('conv', $converted);
         return FALSE;
     } else {
         $this->registry->output->addMessage("Polls converted, proceeding to calendar events...");
         $this->request['workact'] = 'calevents';
         $this->request['st'] = '0';
         return FALSE;
     }
 }

 /**
  * Clean up conf global
  * Removes data variables
  *
  * @access	public
  * @return 	boolean
  */
 public static function cleanConfGlobal()
 {
     if ($contents = @file_get_contents(IPSSetUp::getSavedData('install_dir') . '/conf_global.php')) {
         if ($contents) {
             $contents = preg_replace("#/\\*~~DATA~~\\*/(.+?)\n/\\*\\*/#s", "", $contents);
             return IPSSetUp::writeFile(IPSSetUp::getSavedData('install_dir') . '/conf_global.php', $contents);
         }
     }
     return FALSE;
 }

 /**
  * Return any post-installation notices
  * 
  * @return	array	 Array of notices
  */
 public function postInstallNotices()
 {
     $options = IPSSetUp::getSavedData('custom_options');
     $_doSkin = $options['core'][30001]['exportSkins'];
     $_doLang = $options['core'][30001]['exportLangs'];
     $rootAdmins = $options['core'][30001]['rootAdmins'];
     $skipPms = $options['core'][30001]['skipPms'];
     $notices = array();
     if ($_doSkin) {
         $notices[] = "Все старые стили сохранены в 'cache/previousSkinFiles'";
     }
     if ($_doLang) {
         $notices[] = "Все старые языки сохранены в 'cache/previousLangFiles'";
     }
     if ($skipPms) {
         $notices[] = "Конвертация личных сообщений пропущена. Для конвертации личных сообщений в будущем воспользуйтесь shell-скриптом из директории 'tools' дистрибутива";
     }
     /* Notice about post content */
     $notices[] = "Теперь вам необходимо обновить содержимое всех сообщений через админцентр (Система &gt; Пересчет и обновление). <br />";
     /* Notice about admin restrictions */
     $notices[] = "Из-за изменений в системе прав доступа. Все администраторы, имевшие ограничения, будут лишены доступа ко всем модулям, пока вы не измените права.";
     /* Notice about admin restrictions */
     if ($rootAdmins) {
         $notices[] = "Были сброшены все ограничения для доступа в админцентр Вы можете восстановить их через АЦ.<br />";
     } else {
         $notices[] = "Все администраторы получили полный доступ к админцентру. Вы можете ограничить их доступ через АЦ.<br />";
     }
     /* Notice about custom time settings */
     $notices[] = "Формат показа времени изменен в настройках.<br />";
     /* Notice about FURLs */
     $notices[] = "Для использования Friendly URLs (ЧПУ), добавьте в ваш conf_global.php строчку: \$INFO['use_friendly_urls'] = '1';.";
     return $notices;
 }

 /**
  * Execute selected method
  *
  * @access	public
  * @param	object		Registry object
  * @return	@e void
  */
 public function doExecute(ipsRegistry $registry)
 {
     /* Delete sessions and continue */
     if ($this->request['do'] == 'rsessions') {
         IPSSetUp::removePreviousSession();
     }
     /* Rebuild from last session and continue */
     if ($this->request['do'] == 'rcontinue') {
         $oldSession = IPSSetUp::checkForPreviousSessions();
         if (count($oldSession) and $oldSession['_session_get']['section'] and $oldSession['_sd']['install_apps']) {
             IPSSetUp::restorePreviousSession($oldSession);
             exit;
         }
     }
     /* Check for failed upgrade */
     if (!$this->request['do'] or $this->request['do'] != 'rsessions') {
         $oldSession = IPSSetUp::checkForPreviousSessions();
         if (count($oldSession) and $oldSession['_session_get']['section'] and $oldSession['_sd']['install_apps']) {
             /* Page Output */
             $this->registry->output->setTitle("Applications");
             $this->registry->output->setNextAction('apps&do=rsessions');
             //$this->registry->output->setHideButton( TRUE );
             $this->registry->output->addContent($this->registry->output->template()->upgrade_previousSession($oldSession));
             $this->registry->output->sendOutput();
         }
     }
     /* Save data */
     if ($this->request['do'] == 'save') {
         $apps = explode(',', IPSSetUp::getSavedData('install_apps'));
         $toSave = array();
         $vNums = array();
         if (is_array($apps) and count($apps)) {
             foreach ($apps as $app) {
                 /* Grab version numbers */
                 $numbers = IPSSetUp::fetchAppVersionNumbers($app);
                 /* Grab all numbers */
                 $nums[$app] = IPSSetUp::fetchXmlAppVersions($app);
                 /* Grab app data */
                 $appData[$app] = IPSSetUp::fetchXmlAppInformation($app, $this->settings['gb_char_set']);
                 $appClasses[$app] = IPSSetUp::fetchVersionClasses($app, $numbers['current'][0], $numbers['latest'][0]);
                 /* Store starting vnums */
                 $vNums[$app] = $numbers['current'][0];
             }
             /* Got anything? */
             if (count($appClasses)) {
                 foreach ($appClasses as $app => $data) {
                     foreach ($data as $num) {
                         if (is_file(IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php')) {
                             $_class = 'version_class_' . $app . '_' . $num;
                             require_once IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php';
                             /*noLibHook*/
                             $_tmp = new $_class($this->registry);
                             if (method_exists($_tmp, 'preInstallOptionsSave')) {
                                 $_t = $_tmp->preInstallOptionsSave();
                                 if (is_array($_t) and count($_t)) {
                                     $toSave[$app][$num] = $_t;
                                 }
                             }
                         }
                     }
                 }
                 /* Save it */
                 if (count($toSave)) {
                     IPSSetUp::setSavedData('custom_options', $toSave);
                 }
                 if (count($vNums)) {
                     IPSSetUp::setSavedData('version_numbers', $vNums);
                 }
             }
         }
         /* Next Action */
         $this->registry->autoLoadNextAction('license');
     } else {
         if ($this->request['do'] == 'check') {
             /* Check Directory */
             if (!is_array($_POST['apps']) or !count($_POST['apps'])) {
                 /* We use 'warning' because it has same effect but does not block the 'next' button (which they'll want to use after selecting an app when page reloads) */
                 $this->registry->output->addWarning('You must select to upgrade at least one application');
             } else {
                 /* If it's lower than 3.0.0, then add in the removed apps */
                 if (IPSSetUp::is300plus() !== TRUE) {
                     $_POST['apps']['forums'] = 1;
                     $_POST['apps']['members'] = 1;
                     $_POST['apps']['calendar'] = 1;
                     $_POST['apps']['chat'] = 1;
                 } else {
                     if ($_POST['apps']['core']) {
                         $_POST['apps']['forums'] = 1;
                         $_POST['apps']['members'] = 1;
                     }
                 }
                 /* Save Form Data */
                 IPSSetUp::setSavedData('install_apps', implode(',', array_keys($_POST['apps'])));
//.........这里部分代码省略.........

 /**
  * Execute selected method
  *
  * @access	public
  * @param	object		Registry object
  * @return	void
  */
 public function doExecute(ipsRegistry $registry)
 {
     /* Save data */
     if ($this->request['do'] == 'save') {
         $apps = explode(',', IPSSetUp::getSavedData('install_apps'));
         $toSave = array();
         $vNums = array();
         if (is_array($apps) and count($apps)) {
             foreach ($apps as $app) {
                 /* Grab version numbers */
                 $numbers = IPSSetUp::fetchAppVersionNumbers($app);
                 /* Grab all numbers */
                 $nums[$app] = IPSSetUp::fetchXmlAppVersions($app);
                 /* Grab app data */
                 $appData[$app] = IPSSetUp::fetchXmlAppInformation($app);
                 $appClasses[$app] = IPSSetUp::fetchVersionClasses($app, $numbers['current'][0], $numbers['latest'][0]);
                 /* Store starting vnums */
                 $vNums[$app] = $numbers['current'][0];
             }
             /* Got anything? */
             if (count($appClasses)) {
                 foreach ($appClasses as $app => $data) {
                     foreach ($data as $num) {
                         if (file_exists(IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php')) {
                             $_class = 'version_class_' . $num;
                             require_once IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php';
                             $_tmp = new $_class($this->registry);
                             if (method_exists($_tmp, 'preInstallOptionsSave')) {
                                 $_t = $_tmp->preInstallOptionsSave();
                                 if (is_array($_t) and count($_t)) {
                                     $toSave[$app][$num] = $_t;
                                 }
                             }
                         }
                     }
                 }
                 /* Save it */
                 if (count($toSave)) {
                     IPSSetUp::setSavedData('custom_options', $toSave);
                 }
                 if (count($vNums)) {
                     IPSSetUp::setSavedData('version_numbers', $vNums);
                 }
             }
         }
         /* Next Action */
         $this->registry->autoLoadNextAction('upgrade');
     } else {
         if ($this->request['do'] == 'check') {
             /* Check Directory */
             if (!is_array($_POST['apps']) or !count($_POST['apps'])) {
                 $this->registry->output->addError('You must select to upgrade at least one application');
             } else {
                 /* If it's lower than 3.0.0, then add in the removed apps */
                 if (IPSSetUp::is300plus() !== TRUE) {
                     $_POST['apps']['forums'] = 1;
                     $_POST['apps']['members'] = 1;
                     $_POST['apps']['calendar'] = 1;
                     $_POST['apps']['chat'] = 1;
                     $_POST['apps']['portal'] = 1;
                     //$_POST['apps']['subscriptions'] = 1;
                 } else {
                     if ($_POST['apps']['core']) {
                         $_POST['apps']['forums'] = 1;
                         $_POST['apps']['members'] = 1;
                     }
                 }
                 /* Save Form Data */
                 IPSSetUp::setSavedData('install_apps', implode(',', array_keys($_POST['apps'])));
                 /* Got any app-version classes? */
                 $appClasses = array();
                 $output = array();
                 $nums = array();
                 $appData = array();
                 foreach ($_POST['apps'] as $app => $val) {
                     /* Grab version numbers */
                     $numbers = IPSSetUp::fetchAppVersionNumbers($app);
                     /* Grab all numbers */
                     $nums[$app] = IPSSetUp::fetchXmlAppVersions($app);
                     /* Grab app data */
                     $appData[$app] = IPSSetUp::fetchXmlAppInformation($app);
                     $appClasses[$app] = IPSSetUp::fetchVersionClasses($app, $numbers['current'][0], $numbers['latest'][0]);
                 }
                 /* Got anything? */
                 if (count($appClasses)) {
                     foreach ($appClasses as $app => $data) {
                         foreach ($data as $num) {
                             if (file_exists(IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php')) {
                                 $_class = 'version_class_' . $num;
                                 require_once IPSLib::getAppDir($app) . '/setup/versions/upg_' . $num . '/version_class.php';
                                 $_tmp = new $_class($this->registry);
                                 if (method_exists($_tmp, 'preInstallOptionsForm')) {
                                     $_t = $_tmp->preInstallOptionsForm();
//.........这里部分代码省略.........

 /**
  * Fetch next application
  *
  * @access	public
  * @param	string		Previous application
  * @param	string		XML file to search for. If supplied, function will return next app that has the XML file. Use {app} for $app ({app}_settings.xml)
  * @param	string		Charset (used post-install)
  * @return	mixed
  */
 public static function fetchNextApplication($previous = '', $xmlFileSearch = '', $charset = '')
 {
     //-----------------------------------------
     // INIT
     //-----------------------------------------
     $apps = explode(",", IPSSetUp::getSavedData('install_apps'));
     $return = FALSE;
     $flag = $previous ? 0 : 1;
     $array = array();
     if (!count($apps) or !count($apps)) {
         return FALSE;
     }
     foreach ($apps as $_app) {
         # Looking for an XML file?
         if ($xmlFileSearch) {
             $_xmlFileSearch = str_replace('{app}', $_app, $xmlFileSearch);
             if (!is_file(IPSLib::getAppDir($_app) . '/xml/' . $_xmlFileSearch)) {
                 continue;
             }
         }
         # Flag raised? Grab it!
         if ($flag) {
             $return = $_app;
             break;
         }
         # Got this one? Set the flag
         if ($_app == $previous) {
             $flag = 1;
         }
     }
     //-----------------------------------------
     // Got something?
     //-----------------------------------------
     if ($return) {
         $result = self::fetchXmlAppInformation($return, $charset);
         if ($result) {
             return $result;
         } else {
             return self::fetchNextApplication($return, $xmlFileSearch, $charset);
         }
     }
     return FALSE;
 }

 function step_21()
 {
     #$SQL[] = "alter table ".ipsRegistry::dbFunctions()->getPrefix()."posts drop index topic_id;";
     $SQL[] = "alter table " . ipsRegistry::dbFunctions()->getPrefix() . "posts drop index author_id;";
     #$SQL[] = "alter table ".ipsRegistry::dbFunctions()->getPrefix()."posts add index topic_id (topic_id, queued, pid);";
     $SQL[] = "alter table " . ipsRegistry::dbFunctions()->getPrefix() . "posts add index author_id( author_id, topic_id);";
     $SQL[] = "ALTER TABLE " . ipsRegistry::dbFunctions()->getPrefix() . "posts DROP INDEX forum_id, ADD INDEX(post_date);";
     $this->error = array();
     $this->sqlcount = 0;
     $output = "";
     $this->DB->return_die = 1;
     foreach ($SQL as $query) {
         $this->DB->allow_sub_select = 1;
         $this->DB->error = '';
         if (IPSSetUp::getSavedData('man')) {
             $output .= preg_replace("/\\sibf_(\\S+?)([\\s\\.,]|\$)/", " " . $this->DB->obj['sql_tbl_prefix'] . "\\1\\2", preg_replace("/\\s{1,}/", " ", $query)) . "\n\n";
         } else {
             $this->DB->query($query);
             if ($this->DB->error) {
                 $this->registry->output->addError($query . "<br /><br />" . $this->DB->error);
             } else {
                 $this->sqlcount++;
             }
         }
     }
     $this->registry->output->addMessage("Optimization completed");
     $this->request['workact'] = 'step_22';
     if (IPSSetUp::getSavedData('man') and $output) {
         $this->_output = $this->registry->output->template()->upgrade_manual_queries($output);
     }
     unset($this->request['workact']);
     unset($this->request['st']);
 }

 /**
  * Set up DB driver
  *
  * @access	private
  * @param	bool		Whether the DB driver returns with an error or not
  * @return	@e void
  */
 private function _setUpDBDriver($returnDie = TRUE)
 {
     $extra_install = '';
     //--------------------------------------------------
     // Any "extra" configs required for this driver?
     //--------------------------------------------------
     if (is_file(IPS_ROOT_PATH . 'setup/sql/' . strtolower(IPSSetUp::getSavedData('sql_driver')) . '_install.php')) {
         require_once IPS_ROOT_PATH . 'setup/sql/' . strtolower(IPSSetUp::getSavedData('sql_driver')) . '_install.php';
         /*noLibHook*/
         $extra_install = new install_extra($this->registry);
     }
     //-----------------------------------------
     // Set DB Handle
     //-----------------------------------------
     $this->registry->loadConfGlobal();
     $this->registry->setDBHandle();
     $this->DB = $this->registry->DB();
     /* Return error? */
     if ($returnDie === TRUE) {
         $this->DB->return_die = 1;
     }
     return $extra_install;
 }

<?php

/*
 * Returns known settings
 *
 * No, really it does!
 *
 * Remember: ipsRegistry::$settings probably won't be available.
 *
 *
 * IPSSetUp::getSavedData('admin_email')
 * IPSSetUp::getSavedData('install_dir')   [Example: /home/user/public_html/forums] - No trailing slash supplied
 * IPSSetUp::getSavedData('install_url')   [Example: http://www.domain.tld/forums]  - No trailing slash supplied
 */
$knownSettings = array('email_in' => IPSSetUp::getSavedData('admin_email'), 'email_out' => IPSSetUp::getSavedData('admin_email'), 'base_dir' => IPSSetUp::getSavedData('install_dir'), 'css_cache_url' => IPSSetUp::getSavedData('install_url') . '/public/style_images', 'upload_url' => IPSSetUp::getSavedData('install_url') . '/uploads', 'upload_dir' => IPSSetUp::getSavedData('install_dir') . '/uploads', 'search_sql_method' => ipsRegistry::DB()->checkFulltextSupport() ? 'ftext' : 'man', 'safe_mode_skins' => @ini_get("safe_mode") ? 1 : 0);