/**
  * Returns an array of QInstallationValidationResult objects.
  *
  * If no errors were found, the array is empty.
  */
 public static function Validate()
 {
     $result = array();
     if (ini_get('safe_mode')) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Safe Mode is deprecated in PHP 5.3+ and is removed in PHP 6.0+." . "Please disable this setting in php.ini";
         $result[] = $obj;
     }
     if (ini_get('magic_quotes_gpc') || ini_get('magic_quotes_runtime')) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "magic_quotes_gpc and magic_quotes_runtime " . "need to be disabled\r\n";
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__INCLUDES__ . QPluginInstaller::PLUGIN_EXTRACTION_DIR)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin temporary extraction directory (" . __INCLUDES__ . QPluginInstaller::PLUGIN_EXTRACTION_DIR . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __INCLUDES__ . QPluginInstaller::PLUGIN_EXTRACTION_DIR;
         $result[] = $obj;
     }
     // Checks to make sure that everything about plugins is allright
     if (!QFile::isWritable(QPluginInstaller::getMasterConfigFilePath())) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin master configuration file (" . QPluginInstaller::getMasterConfigFilePath() . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . QPluginInstaller::getMasterConfigFilePath();
         $result[] = $obj;
     }
     if (!QFile::isWritable(QPluginInstaller::getMasterExamplesFilePath())) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin example configuration file (" . QPluginInstaller::getMasterExamplesFilePath() . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . QPluginInstaller::getMasterExamplesFilePath();
         $result[] = $obj;
     }
     if (!QFile::isWritable(QPluginInstaller::getMasterIncludeFilePath())) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin includes configuration file (" . QPluginInstaller::getMasterIncludeFilePath() . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . QPluginInstaller::getMasterIncludeFilePath();
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__PLUGINS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin includes installation directory (" . __PLUGINS__ . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __PLUGINS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__DOCROOT__ . __PLUGIN_ASSETS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin assets installation directory (" . __DOCROOT__ . __PLUGIN_ASSETS__ . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __DOCROOT__ . __PLUGIN_ASSETS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__CACHE__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Cache directory (" . __CACHE__ . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __CACHE__;
         $result[] = $obj;
     }
     if (!function_exists('zip_open')) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "ZIP extension is not enabled on this installation of PHP. " . "This extension is required to be able to install plugins. " . "To make it work on Linux/MacOS, recompile your installation of PHP with --enable-zip parameter. " . "On Windows, enable extension=php_zip.dll in php.ini.";
         $result[] = $obj;
     }
     // Checks to make sure that all codegen-related folders are good to go
     if (!QFolder::isWritable(__DOCROOT__ . __FORM_DRAFTS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Form drafts directory (" . __DOCROOT__ . __FORM_DRAFTS__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __DOCROOT__ . __FORM_DRAFTS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__DOCROOT__ . __PANEL_DRAFTS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Panel drafts directory (" . __DOCROOT__ . __PANEL_DRAFTS__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __DOCROOT__ . __PANEL_DRAFTS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__MODEL__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Model destination directory (" . __MODEL__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __MODEL__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__MODEL_GEN__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Generated model destination directory (" . __MODEL_GEN__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __MODEL_GEN__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__META_CONTROLS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "MetaControls destination directory (" . __META_CONTROLS__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __META_CONTROLS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__META_CONTROLS_GEN__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Generated MetaControls directory (" . __META_CONTROLS_GEN__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __META_CONTROLS_GEN__;
         $result[] = $obj;
     }
     // Database connection string checks
     for ($i = 1; $i < 1 + sizeof(QApplication::$Database); $i++) {
         $db = QApplication::$Database[$i];
         // database connection problems are PHP Errors, not exceptions
         // using an intermediate error handler to make them into
         // exceptions so that we can catch them locally
         set_error_handler("__database_check_error");
         try {
             $db->Connect();
         } catch (Exception $e) {
             $obj = new QInstallationValidationResult();
             $obj->strMessage = "Fix database configuration settings in " . __CONFIGURATION__ . "/configuration.inc.php for adapter #" . $i . ": " . $e->getMessage();
             $result[] = $obj;
         }
         restore_error_handler();
     }
     return $result;
 }
 public static function parseInstalledPlugins()
 {
     $obj = new QPluginConfigParser(QPluginInstaller::getMasterConfigFilePath());
     return $obj->parseConfig();
 }
 /**
  * @return array an array of QInstallationValidationResult objects
  * If no errors were found, the array is empty.
  */
 public static function Validate()
 {
     $result = array();
     if (ini_get('safe_mode')) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Safe Mode is deprecated in PHP 5.3+ and is removed in PHP 6.0+." . "Please disable this setting in php.ini";
         $result[] = $obj;
     }
     if (get_magic_quotes_gpc() || get_magic_quotes_runtime()) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "magic_quotes_gpc and magic_quotes_runtime " . "need to be disabled\r\n";
         $result[] = $obj;
     }
     $docrootOnlyPath = __DOCROOT__;
     $docrootWithSubdirPath = __DOCROOT__ . __DEVTOOLS__ . substr($_SERVER['PHP_SELF'], strrpos($_SERVER['PHP_SELF'], "/"));
     $commonSubsequence = QString::LongestCommonSubsequence($_SERVER['PHP_SELF'], $_SERVER['SCRIPT_FILENAME']);
     $root = substr($_SERVER['SCRIPT_FILENAME'], 0, strlen($_SERVER['SCRIPT_FILENAME']) - strlen($commonSubsequence));
     $part1 = substr($_SERVER['PHP_SELF'], 1, strpos($_SERVER['PHP_SELF'], "/", 1) - 1);
     $part2 = substr($root, strrpos($root, "/") + 1);
     $virtualDir = substr($_SERVER['PHP_SELF'], 0, 0 - strlen($commonSubsequence));
     // Debugging stuff - there until this code stabilizes across multiple platforms.
     /*
     		print("DOCROOT = " . __DOCROOT__ . "<br>");
     		print("SUBDIR = " . __SUBDIRECTORY__ . "<br>");
     		print("DEVTOOLS = " . __DEVTOOLS__ . "<br>");
     
     		print("PHP_SELF = " . $_SERVER['PHP_SELF'] . "<br>");
     		print("SCRIPT_FILENAME = " . $_SERVER['SCRIPT_FILENAME'] . "<br>");
     
     		print("commonSubsequence = " . $commonSubsequence . "<br>");
     		print("root = " . $root . "<br>");
     		print("rootWithSubdirPath = " . $docrootWithSubdirPath . "<br>");
     		print("part1 = " . $part1 . "<br>");
     		print("part2 = " . $part2 . "<br>");
     		print("virtualDir = " . $virtualDir . "<br>");
     	//*/
     if (!is_dir($docrootOnlyPath)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = 'Set the __DOCROOT__ constant in ' . '/includes/configuration/configuration.inc.php. ' . 'Most likely value: "' . $root . '"';
         $result[] = $obj;
     } else {
         if (strlen(__VIRTUAL_DIRECTORY__) == 0 && !file_exists(__DOCROOT__ . $_SERVER['PHP_SELF'])) {
             $obj = new QInstallationValidationResult();
             $obj->strMessage = 'Set the __DOCROOT__ constant in ' . '/includes/configuration/configuration.inc.php. ' . 'Most likely value: "' . $root . '"';
             $result[] = $obj;
         }
     }
     if (!file_exists($docrootWithSubdirPath)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = 'Set the __SUBDIRECTORY__ constant in ' . '/includes/configuration/configuration.inc.php. ' . 'Most likely value: "/' . $part1 . '"';
         $result[] = $obj;
         // At this point, we cannot proceed with any more checks - basic config
         // is not set up. Just exit.
         return $result;
     }
     if (!file_exists(__INCLUDES__)) {
         // Did the user move the __INCLUDES__ directory out of the docroot?
         $obj = new QInstallationValidationResult();
         $obj->strMessage = 'Set the __INCLUDES__ constant in ' . 'includes/configuration/configuration.inc.php. ';
         $result[] = $obj;
         // At this point, we cannot proceed with any more checks - basic config
         // is not set up. Just exit.
         return $result;
     }
     // Check for trailing slashes
     self::checkTrailingSlash("__DOCROOT__", $result);
     self::checkTrailingSlash("__SUBDIRECTORY__", $result);
     self::checkTrailingSlash("__VIRTUAL_DIRECTORY__", $result);
     if (strcmp($commonSubsequence, $_SERVER['PHP_SELF']) != 0 && strlen(__VIRTUAL_DIRECTORY__) == 0) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = 'Set the __VIRTUAL_DIRECTORY__ constant in ' . 'includes/configuration/configuration.inc.php. Most likely value: "' . $virtualDir . '"';
         $result[] = $obj;
     }
     // Now that we know that the basic config is correct, we can actually
     // initialize the full QCubed framework.
     require __CONFIGURATION__ . '/prepend.inc.php';
     if (!QFolder::isWritable(__INCLUDES__ . QPluginInstaller::PLUGIN_EXTRACTION_DIR)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin temporary extraction directory (" . __INCLUDES__ . QPluginInstaller::PLUGIN_EXTRACTION_DIR . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __INCLUDES__ . QPluginInstaller::PLUGIN_EXTRACTION_DIR;
         $result[] = $obj;
     }
     // Checks to make sure that everything about plugins is allright
     if (!QFile::isWritable(QPluginInstaller::getMasterConfigFilePath())) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin master configuration file (" . QPluginInstaller::getMasterConfigFilePath() . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . QPluginInstaller::getMasterConfigFilePath();
         $result[] = $obj;
     }
     if (!QFile::isWritable(QPluginInstaller::getMasterExamplesFilePath())) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin example configuration file (" . QPluginInstaller::getMasterExamplesFilePath() . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . QPluginInstaller::getMasterExamplesFilePath();
         $result[] = $obj;
     }
     if (!QFile::isWritable(QPluginInstaller::getMasterIncludeFilePath())) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin includes configuration file (" . QPluginInstaller::getMasterIncludeFilePath() . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . QPluginInstaller::getMasterIncludeFilePath();
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__PLUGINS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin includes installation directory (" . __PLUGINS__ . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __PLUGINS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__DOCROOT__ . __PLUGIN_ASSETS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Plugin assets installation directory (" . __DOCROOT__ . __PLUGIN_ASSETS__ . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __DOCROOT__ . __PLUGIN_ASSETS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__CACHE__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Cache directory (" . __CACHE__ . ") needs to be writable";
         $obj->strCommandToFix = "chmod 777 " . __CACHE__;
         $result[] = $obj;
     }
     if (!function_exists('zip_open')) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "ZIP extension is not enabled on this installation of PHP. " . "This extension is required to be able to install plugins. " . "To make it work on Linux/MacOS, recompile your installation of PHP with --enable-zip parameter. " . "On Windows, enable extension=php_zip.dll in php.ini.";
         $result[] = $obj;
     }
     // Checks to make sure that all codegen-related folders are good to go
     if (!QFolder::isWritable(__DOCROOT__ . __FORM_DRAFTS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Form drafts directory (" . __DOCROOT__ . __FORM_DRAFTS__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __DOCROOT__ . __FORM_DRAFTS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__DOCROOT__ . __PANEL_DRAFTS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Panel drafts directory (" . __DOCROOT__ . __PANEL_DRAFTS__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __DOCROOT__ . __PANEL_DRAFTS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__FORMBASE_CLASSES__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Generated form base classes directory (" . __FORMBASE_CLASSES__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __FORMBASE_CLASSES__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__MODEL__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Model destination directory (" . __MODEL__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __MODEL__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__MODEL_GEN__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Generated model destination directory (" . __MODEL_GEN__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __MODEL_GEN__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__META_CONTROLS__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "MetaControls destination directory (" . __META_CONTROLS__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __META_CONTROLS__;
         $result[] = $obj;
     }
     if (!QFolder::isWritable(__META_CONTROLS_GEN__)) {
         $obj = new QInstallationValidationResult();
         $obj->strMessage = "Generated MetaControls directory (" . __META_CONTROLS_GEN__ . ") " . "needs to be writable for the code generator to work";
         $obj->strCommandToFix = "chmod 777 " . __META_CONTROLS_GEN__;
         $result[] = $obj;
     }
     // Database connection string checks
     for ($i = 1; $i < 1 + sizeof(QApplication::$Database); $i++) {
         if (!isset(QApplication::$Database[$i])) {
             continue;
         }
         $db = QApplication::$Database[$i];
         // database connection problems are PHP Errors, not exceptions
         // using an intermediate error handler to make them into
         // exceptions so that we can catch them locally
         set_error_handler("__database_check_error");
         try {
             $db->Connect();
         } catch (Exception $e) {
             $obj = new QInstallationValidationResult();
             $obj->strMessage = "Fix database configuration settings in " . __CONFIGURATION__ . "/configuration.inc.php for adapter #" . $i . ": " . $e->getMessage();
             $result[] = $obj;
         }
         restore_error_handler();
     }
     return $result;
 }