PHP Install::ls方法代碼示例

 /**
  * This function will take a pattern and a folder as the argument and go thru it(recursively if needed)and return the list of 
  *               all files in that folder.
  * Link             : http://www.bin-co.com/php/scripts/filesystem/ls/
  * License  : BSD
  * Arguments     :  $pattern - The pattern to look out for [OPTIONAL]
  *                    $folder - The path of the directory of which's directory list you want [OPTIONAL]
  *                    $recursivly - The funtion will traverse the folder tree recursivly if this is true. Defaults to false. [OPTIONAL]
  *                    $options - An array of values 'return_files' or 'return_folders' or both
  * Returns       : A flat list with the path of all the files(no folders) that matches the condition given.
  */
 public static function ls($pattern = "*", $folder = "", $recursivly = false, $options = array('return_files', 'return_folders'))
 {
     if ($folder) {
         $current_folder = realpath('.');
         if (in_array('quiet', $options)) {
             // If quiet is on, we will suppress the 'no such folder' error
             if (!file_exists($folder)) {
                 return array();
             }
         }
         if (!chdir($folder)) {
             return array();
         }
     }
     $get_files = in_array('return_files', $options);
     $get_folders = in_array('return_folders', $options);
     $both = array();
     $folders = array();
     // Get the all files and folders in the given directory.
     if ($get_files) {
         $both = glob($pattern, GLOB_BRACE + GLOB_MARK);
     }
     if ($recursivly or $get_folders) {
         $folders = glob("*", GLOB_ONLYDIR + GLOB_MARK);
     }
     //If a pattern is specified, make sure even the folders match that pattern.
     $matching_folders = array();
     if ($pattern !== '*') {
         $matching_folders = glob($pattern, GLOB_ONLYDIR + GLOB_MARK);
     }
     //Get just the files by removing the folders from the list of all files.
     $all = array_values(array_diff($both, $folders));
     if ($recursivly or $get_folders) {
         foreach ($folders as $this_folder) {
             if ($get_folders) {
                 //If a pattern is specified, make sure even the folders match that pattern.
                 if ($pattern !== '*') {
                     if (in_array($this_folder, $matching_folders)) {
                         array_push($all, $this_folder);
                     }
                 } else {
                     array_push($all, $this_folder);
                 }
             }
             if ($recursivly) {
                 // Continue calling this function for all the folders
                 $deep_items = Install::ls($pattern, $this_folder, $recursivly, $options);
                 # :RECURSION:
                 foreach ($deep_items as $item) {
                     array_push($all, $this_folder . $item);
                 }
             }
         }
     }
     if ($folder) {
         chdir($current_folder);
     }
     return $all;
 }

 public function Step2()
 {
     Kit::ClassLoader('install');
     // Work out what is involved in this upgrade
     $_SESSION['upgradeFrom'] = Config::Version('DBVersion');
     if ($_SESSION['upgradeFrom'] < 1) {
         $_SESSION['upgradeFrom'] = 1;
     }
     // Get a list of .sql and .php files for the upgrade
     $sql_files = Install::ls('*.sql', 'install/database', false, array('return_files'));
     $php_files = Install::ls('*.php', 'install/database', false, array('return_files'));
     // Sort by natural filename (eg 10 is bigger than 2)
     natcasesort($sql_files);
     natcasesort($php_files);
     $_SESSION['phpFiles'] = $php_files;
     $_SESSION['sqlFiles'] = $sql_files;
     $max_sql = Kit::ValidateParam(substr(end($sql_files), 0, -4), _INT);
     $max_php = Kit::ValidateParam(substr(end($php_files), 0, -4), _INT);
     $_SESSION['upgradeTo'] = max($max_sql, $max_php);
     if (!$_SESSION['upgradeTo']) {
         throw new Exception(__('Unable to calculate the upgradeTo value. Check for non-numeric SQL and PHP files in the "install / database" directory.'));
     }
     if ($_SESSION['upgradeTo'] < $_SESSION['upgradeFrom']) {
         $_SESSION['upgradeTo'] = $_SESSION['upgradeFrom'];
     }
     // Form to collect some information.
     $formFields = array();
     $formButtons = array();
     // Put up an error message if one has been set (and then unset it)
     if ($this->errorMessage != '') {
         Theme::Set('message', $this->errorMessage);
         Theme::Set('prepend', Theme::RenderReturn('message_box'));
         $this->errorMessage == '';
     }
     $formFields[] = FormManager::AddHidden('step', 3);
     $formFields[] = FormManager::AddHidden('upgradeFrom', $_SESSION['upgradeFrom']);
     $formFields[] = FormManager::AddHidden('upgradeTo', $_SESSION['upgradeTo']);
     $formFields[] = FormManager::AddHidden('includes', true);
     $formFields[] = FormManager::AddMessage(sprintf(__('Upgrading from database version %d to %d'), $_SESSION['upgradeFrom'], $_SESSION['upgradeTo']));
     // Loop for $i between upgradeFrom + 1 and upgradeTo.
     // If a php file exists for that upgrade, make an instance of it and call Questions so we can
     // Ask the user for input.
     for ($i = $_SESSION['upgradeFrom'] + 1; $i <= $_SESSION['upgradeTo']; $i++) {
         if (file_exists('install/database/' . $i . '.php')) {
             include_once 'install/database/' . $i . '.php';
             $stepName = 'Step' . $i;
             // Check that a class called Step$i exists
             if (class_exists($stepName)) {
                 $_SESSION['Step' . $i] = new $stepName($this->db);
                 // Call Questions on the object and send the resulting hash to createQuestions routine
                 $questionFields = $this->createQuestions($i, $_SESSION['Step' . $i]->Questions());
                 $formFields = array_merge($formFields, $questionFields);
             } else {
                 $formFields[] = FormManager::AddMessage(sprintf(__('Warning: We included %s.php, but it did not include a class of appropriate name.'), $i));
             }
         }
     }
     $formFields[] = FormManager::AddCheckbox('doBackup', 'I agree I have a valid database backup and can restore it should the upgrade process fail', 0, __('It is important to take a database backup before running the upgrade wizard. A backup is essential for recovering your CMS should there be a problem with the upgrade.'), 'b');
     // Return a rendered form
     Theme::Set('form_action', 'index.php?p=upgrade');
     Theme::Set('form_fields', $formFields);
     Theme::Set('form_buttons', array(FormManager::AddButton(__('Next'))));
     return Theme::RenderReturn('form_render');
 }