PHP format_size函数代码示例

function format_size($sizeb)
{
    if (strpos($sizeb, "|") !== false) {
        $size = "";
        $sizeb_split = split("\\|", $sizeb);
        for ($i = 0; $i < count($sizeb_split); $i++) {
            if ($i != 0) {
                $size .= '|';
            }
            $size .= format_size($sizeb_split[$i]);
        }
        return $size;
    } else {
        $sizekb = $sizeb / 1024;
        $sizemb = $sizekb / 1024;
        $sizegb = $sizemb / 1024;
        $sizetb = $sizegb / 1024;
        if ($sizeb > 1) {
            $size = round($sizeb, 2) . " B";
        }
        if ($sizekb > 1) {
            $size = round($sizekb, 2) . " KB";
        }
        if ($sizemb > 1) {
            $size = round($sizemb, 2) . " MB";
        }
        if ($sizegb > 1) {
            $size = round($sizegb, 2) . " GB";
        }
        if ($sizetb > 1) {
            $size = round($sizetb, 2) . " TB";
        }
        return $size;
    }
}

/**
 * Overrides theme_file_widget().
 */
function bootstrap_file_widget($variables)
{
    $output = '';
    $element = $variables['element'];
    $element['upload_button']['#attributes']['class'][] = 'btn-primary';
    $element['upload_button']['#prefix'] = '<span class="input-group-btn">';
    $element['upload_button']['#suffix'] = '</span>';
    // The "form-managed-file" class is required for proper Ajax functionality.
    if (!empty($element['filename'])) {
        $output .= '<div class="file-widget form-managed-file clearfix">';
        // Add the file size after the file name.
        $element['filename']['#markup'] .= ' <span class="file-size badge">' . format_size($element['#file']->filesize) . '</span>';
    } else {
        $output .= '<div class="file-widget form-managed-file clearfix input-group">';
    }
    // Immediately render hidden elements before the rest of the output.
    // The uploadprogress extension requires that the hidden identifier input
    // element appears before the file input element. They must also be siblings
    // inside the same parent element.
    // @see https://www.drupal.org/node/2155419
    foreach (element_children($element) as $child) {
        if (isset($element[$child]['#type']) && $element[$child]['#type'] === 'hidden') {
            $output .= drupal_render($element[$child]);
        }
    }
    // Render the rest of the element.
    $output .= drupal_render_children($element);
    $output .= '</div>';
    return $output;
}

function showContent($path)
{
    if ($handle = opendir($path)) {
        while (false !== ($file = readdir($handle))) {
            if ($file == '.' || $file == '..' || valid_extension($file)) {
                // echo "hidden<br>";
            } else {
                $fName = htmlspecialchars($file, ENT_QUOTES);
                $file = $path . "/" . $file;
                $file = htmlspecialchars($file, ENT_QUOTES);
                $fileurl = str_replace(" ", "%20", $file);
                if (is_file($file)) {
                    echo "<li class='music' data-icon='false'><a class='musicfile' href='#' data-src='" . $_ENV['domain'] . $fileurl . "'><h3>" . $fName . "</h3>" . "<p class='size ui-li-aside'> " . format_size(filesize($file)) . "</p></a></li>";
                } elseif (is_dir($file)) {
                    echo "<li class='folder'><a href='" . $_SERVER['SCRIPT_NAME'] . "?path=" . $file . "'>";
                    if (file_exists($file . "/" . $_ENV['coverart'])) {
                        $folderart = $_ENV['domain'] . $fileurl . "/" . $_ENV['coverart'];
                        echo "<img src='{$folderart}'>";
                    } else {
                        echo "<img src='images/jewelcase_empty.png'>";
                    }
                    echo "<h3>{$fName}</h3></a></li>";
                }
            }
        }
        closedir($handle);
    }
}

function listFileJson($dir, $start = 0, $limit = 500, $orderby = array())
{
    $arr = array();
    $arr['totalCount'] = 0;
    $arr['que_results'] = array();
    $arr['success'] = true;
    try {
        //$dir=ProdsDir::fromURI("rods://rods.tempZone:RODS@rt.sdsc.edu:1247/tempZone/home/rods", false);
        $arr['totalCount'] = 0;
        $childdirs = $dir->getChildDirs($orderby);
        $arr['totalCount'] = $arr['totalCount'] + count($childdirs);
        foreach ($childdirs as $childdir) {
            $childstats = array();
            $childstats['id'] = $childdir->stats->id;
            $childstats['name'] = $childdir->stats->name;
            $childstats['size'] = -1;
            $childstats['fmtsize'] = "";
            $childstats['mtime'] = $childdir->stats->mtime;
            $childstats['ctime'] = $childdir->stats->ctime;
            $childstats['owner'] = $childdir->stats->owner;
            $childstats['type'] = 0;
            $childstats['ruri'] = $childdir->toURI();
            $arr['que_results'][] = $childstats;
        }
        $totalcount = 0;
        //$childfiles=$dir->getChildFiles($orderby,0, -1, $totalcount, true);
        $childfiles = $dir->getChildFiles($orderby);
        $arr['totalCount'] = $arr['totalCount'] + count($childfiles);
        foreach ($childfiles as $childfile) {
            $childstats = array();
            $childstats['id'] = $childfile->stats->id . '_' . $childfile->stats->rescname;
            $childstats['name'] = $childfile->stats->name;
            $childstats['size'] = $childfile->stats->size;
            $childstats['fmtsize'] = format_size($childfile->stats->size);
            $childstats['mtime'] = $childfile->stats->mtime;
            $childstats['ctime'] = $childfile->stats->ctime;
            $childstats['owner'] = $childfile->stats->owner;
            $childstats['rescname'] = $childfile->stats->rescname;
            $childstats['num_replica'] = $childfile->stats->num_replica;
            $childstats['typename'] = $childfile->stats->typename;
            $childstats['type'] = 1;
            $childstats['ruri'] = $childfile->toURI();
            $arr['que_results'][] = $childstats;
        }
        $_SESSION['acct_manager']->updateAcct($dir->account);
        $arr['que_results'] = array_slice($arr['que_results'], $start, $limit);
        $str = json_encode($arr);
        echo "({$str})";
    } catch (RODSException $e) {
        //echo ($e);
        //echo $e->showStackTrace();
        $arr = array();
        $arr['success'] = false;
        $arr['errmsg'] = $e->getCodeAbbr() . ":" . $e->getMessage();
        $arr['errcode'] = $e->getCode();
        $str = json_encode($arr);
        echo "({$str})";
        exit(0);
    }
}

/**
 * Overrides theme_file_widget().
 */
function bootstrap_file_widget($variables)
{
    $element = $variables['element'];
    $output = '';
    $hidden_elements = array();
    foreach (element_children($element) as $child) {
        if (isset($element[$child]['#type']) && $element[$child]['#type'] === 'hidden') {
            $hidden_elements[$child] = $element[$child];
            unset($element[$child]);
        }
    }
    $element['upload_button']['#prefix'] = '<span class="input-group-btn">';
    $element['upload_button']['#suffix'] = '</span>';
    // The "form-managed-file" class is required for proper Ajax functionality.
    if (!empty($element['filename'])) {
        $output .= '<div class="file-widget form-managed-file clearfix">';
        // Add the file size after the file name.
        $element['filename']['#markup'] .= ' <span class="file-size badge">' . format_size($element['#file']->filesize) . '</span>';
    } else {
        $output .= '<div class="file-widget form-managed-file clearfix input-group">';
    }
    $output .= drupal_render_children($element);
    $output .= '</div>';
    $output .= render($hidden_elements);
    return $output;
}

 /**
  * {@inheritdoc}
  */
 public function viewElements(FieldItemListInterface $items)
 {
     $elements = [];
     foreach ($items as $delta => $item) {
         $elements[$delta] = ['#markup' => format_size($item->value)];
     }
     return $elements;
 }

 /**
  * {@inheritdoc}
  */
 public function buildForm(array $form, FormStateInterface $form_state)
 {
     $form = array();
     $bam = backup_migrate_get_service_object();
     $form['backup_migrate_restore_upload'] = array('#title' => t('Upload a Backup File'), '#type' => 'file', '#description' => t("Upload a backup file created by Backup and Migrate. For other database or file backups please use another tool for import. Max file size: %size", array("%size" => format_size(file_upload_max_size()))));
     $form['source_id'] = DrupalConfigHelper::getPluginSelector($bam->sources(), $this->t('Restore To'));
     $conf_schema = $bam->plugins()->map('configSchema', array('operation' => 'restore'));
     $form += DrupalConfigHelper::buildFormFromSchema($conf_schema, $bam->plugins()->config());
     $form['quickbackup']['submit'] = array('#type' => 'submit', '#value' => t('Restore now'), '#weight' => 1);
     return $form;
 }

function GetDirectorySize($path)
{
    $bytestotal = 0;
    $path = realpath($path);
    if ($path !== false) {
        foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path, FilesystemIterator::SKIP_DOTS)) as $object) {
            $bytestotal += $object->getSize();
        }
    }
    return format_size($bytestotal);
}

 /**
  * List the backups in the given destination.
  *
  * @param \BackupMigrate\Core\Destination\ListableDestinationInterface $destination
  * @return mixed
  */
 public function listDestinationBackups(ListableDestinationInterface $destination, $backup_migrate_destination_id)
 {
     $backups = $destination->listFiles();
     $rows = [];
     $header = array(array('data' => $this->t('Name'), 'class' => array(RESPONSIVE_PRIORITY_MEDIUM)), array('data' => $this->t('Date'), 'class' => array(RESPONSIVE_PRIORITY_MEDIUM)), array('data' => $this->t('Size'), 'class' => array(RESPONSIVE_PRIORITY_MEDIUM)), array('data' => $this->t('Operations'), 'class' => array(RESPONSIVE_PRIORITY_LOW)));
     foreach ($backups as $backup_id => $backup) {
         $rows[] = ['data' => [$backup->getFullName(), \Drupal::service('date.formatter')->format($backup->getMeta('datestamp')), format_size($backup->getMeta('filesize')), ['data' => ['#type' => 'operations', '#links' => ['restore' => ['title' => $this->t('Restore'), 'url' => Url::fromRoute('entity.backup_migrate_destination.backup_restore', ['backup_migrate_destination' => $backup_migrate_destination_id, 'backup_id' => $backup_id])], 'download' => ['title' => $this->t('Download'), 'url' => Url::fromRoute('entity.backup_migrate_destination.backup_download', ['backup_migrate_destination' => $backup_migrate_destination_id, 'backup_id' => $backup_id])], 'delete' => ['title' => $this->t('Delete'), 'url' => Url::fromRoute('entity.backup_migrate_destination.backup_delete', ['backup_migrate_destination' => $backup_migrate_destination_id, 'backup_id' => $backup_id])]]]]]];
     }
     $build['backups_table'] = array('#type' => 'table', '#header' => $header, '#rows' => $rows, '#empty' => $this->t('There are no backups in this destination.'));
     return $build;
 }

 /**
  * {@inheritdoc}
  */
 public function instanceSettingsForm(array $form, FormStateInterface $form_state)
 {
     $element = array();
     $settings = $this->getSettings();
     $element['file_directory'] = array('#type' => 'textfield', '#title' => t('File directory'), '#default_value' => $settings['file_directory'], '#description' => t('Optional subdirectory within the upload destination where files will be stored. Do not include preceding or trailing slashes.'), '#element_validate' => array(array(get_class($this), 'validateDirectory')), '#weight' => 3);
     // Make the extension list a little more human-friendly by comma-separation.
     $extensions = str_replace(' ', ', ', $settings['file_extensions']);
     $element['file_extensions'] = array('#type' => 'textfield', '#title' => t('Allowed file extensions'), '#default_value' => $extensions, '#description' => t('Separate extensions with a space or comma and do not include the leading dot.'), '#element_validate' => array(array(get_class($this), 'validateExtensions')), '#weight' => 1, '#maxlength' => 256, '#required' => TRUE);
     $element['max_filesize'] = array('#type' => 'textfield', '#title' => t('Maximum upload size'), '#default_value' => $settings['max_filesize'], '#description' => t('Enter a value like "512" (bytes), "80 KB" (kilobytes) or "50 MB" (megabytes) in order to restrict the allowed file size. If left empty the file sizes will be limited only by PHP\'s maximum post and file upload sizes (current limit <strong>%limit</strong>).', array('%limit' => format_size(file_upload_max_size()))), '#size' => 10, '#element_validate' => array(array(get_class($this), 'validateMaxFilesize')), '#weight' => 5);
     $element['description_field'] = array('#type' => 'checkbox', '#title' => t('Enable <em>Description</em> field'), '#default_value' => isset($settings['description_field']) ? $settings['description_field'] : '', '#description' => t('The description field allows users to enter a description about the uploaded file.'), '#parents' => array('instance', 'settings', 'description_field'), '#weight' => 11);
     return $element;
 }

 /**
  * {@inheritdoc}
  */
 public function preprocessElement(Variables $variables, $hook, array $info)
 {
     $variables->addClass(['image-widget', 'js-form-managed-file', 'form-managed-file', 'clearfix']);
     /** @var \Drupal\file\Entity\File $file */
     foreach ($variables->element->getProperty('files') as $file) {
         $variables->element->{'file_' . $file->id()}->filename->setProperty('suffix', ' <span class="file-size badge">' . format_size($file->getSize()) . '</span>');
     }
     $data =& $variables->offsetGet('data', []);
     foreach ($variables->element->children() as $key => $child) {
         $data[$key] = $child->getArray();
     }
 }

function fileInfo($sFile)
{
    $aRtr = array();
    $aRtr["type"] = filetype($sFile);
    $nx_tmp = split("\\/", $sFile);
    $sFileName = array_pop($nx_tmp);
    if ($aRtr["type"] == "file") {
        $aRtr["time"] = filemtime($sFile);
        $aRtr["date"] = date(FILETIME, $aRtr["time"]);
        $aRtr["size"] = filesize($sFile);
        $nx_tmp2 = split("\\.", $sFile);
        $aRtr["mime"] = array_pop($nx_tmp2);
        //mime_content_type($sFile);
        //
        $aRtr["width"] = 0;
        $aRtr["height"] = 0;
        $aImgNfo = $aRtr["mime"] == "jpeg" || $aRtr["mime"] == "jpg" || $aRtr["mime"] == "gif" ? getimagesize($sFile) : "";
        if (is_array($aImgNfo)) {
            list($width, $height, $type, $attr) = $aImgNfo;
            $aRtr["width"] = $width;
            $aRtr["height"] = $height;
        }
        $sNfo = '"file":"' . $sFileName . '",';
        $sNfo .= '"mime":"' . $aRtr["mime"] . '",';
        $sNfo .= '"rsize":' . $aRtr["size"] . ',';
        $sNfo .= '"size":"' . format_size($aRtr["size"]) . '",';
        $sNfo .= '"time":' . $aRtr["time"] . ',';
        $sNfo .= '"date":"' . $aRtr["date"] . '",';
        $sNfo .= '"width":' . $aRtr["width"] . ',';
        $sNfo .= '"height":' . $aRtr["height"];
        $aRtr["stringdata"] = $sNfo;
    } else {
        if ($aRtr["type"] == "dir" && $sFileName != "." && $sFileName != ".." && !preg_match("/^\\./", $sFileName)) {
            $aRtr["mime"] = "folder";
            $aRtr["time"] = filemtime($sFile);
            $aRtr["date"] = date(FILETIME, $aRtr["time"]);
            $aRtr["size"] = filesize($sFile);
            $sNfo = '"file":"' . $sFileName . '",';
            $sNfo .= '"mime":"' . 'folder",';
            $sNfo .= '"rsize":' . '0,';
            $sNfo .= '"size":"' . '-",';
            $sNfo .= '"time":' . $aRtr["time"] . ',';
            $sNfo .= '"date":"' . $aRtr["date"] . '"';
            $aRtr["stringdata"] = $sNfo;
        }
    }
    $aDeny = explode(",", SFB_DENY);
    if (!isset($aRtr["mime"]) || in_array($aRtr["mime"], $aDeny)) {
        return null;
    }
    return $aRtr;
}

 /**
  * {@inheritdoc}
  */
 public function settingsForm(array $form, FormStateInterface $form_state)
 {
     $element = parent::settingsForm($form, $form_state);
     $settings = $this->getSettings();
     $element['file_directory'] = array('#type' => 'textfield', '#title' => t('File directory'), '#default_value' => $settings['file_directory'], '#description' => t('Optional subdirectory within the upload destination where files will be stored. Do not include preceding or trailing slashes.'), '#element_validate' => array(array(get_class($this), 'validateDirectory')), '#weight' => 3);
     // Make the extension list a little more human-friendly by comma-separation.
     $extensions = str_replace(' ', ', ', $settings['file_extensions']);
     $element['file_extensions'] = array('#type' => 'textfield', '#title' => t('Allowed file extensions'), '#default_value' => $extensions, '#description' => t('Separate extensions with a space or comma and do not include the leading dot.'), '#element_validate' => array(array(get_class($this), 'validateExtensions')), '#weight' => 1, '#maxlength' => 256, '#required' => TRUE);
     $element['max_filesize'] = array('#type' => 'textfield', '#title' => t('Maximum upload size'), '#default_value' => $settings['max_filesize'], '#description' => t('Enter a value like "512" (bytes), "80 KB" (kilobytes) or "50 MB" (megabytes) in order to restrict the allowed file size. If left empty the file sizes will be limited only by PHP\'s maximum post and file upload sizes (current limit <strong>%limit</strong>).', array('%limit' => format_size(file_upload_max_size()))), '#size' => 10, '#element_validate' => array(array(get_class($this), 'validateMaxFilesize')), '#weight' => 5);
     $scheme_options = \Drupal::service('stream_wrapper_manager')->getNames(StreamWrapperInterface::WRITE_VISIBLE);
     $element['uri_scheme'] = array('#type' => 'radios', '#title' => t('Upload destination'), '#options' => $scheme_options, '#default_value' => $this->getSetting('uri_scheme'), '#description' => t('Select where the final files should be stored. Private file storage has significantly more overhead than public files, but allows restricted access to files within this field.'), '#weight' => 6);
     return $element;
 }

 /**
  * 创建运行时文件
  *
  * @author          mrmsl <msl-138@163.com>
  * @date            2013-01-22 15:45:33
  * @lastmodify      2013-02-18 17:03:00 by mrmsl
  *
  * @return void 无返回值
  */
 private function _buildRuntimeFile()
 {
     $filesize = 0;
     //加载文件大小
     $compile = "<?php\n!defined('YAB_PATH') && exit('Access Denied');";
     //编译内容
     //加载核心文件
     foreach ($this->_require_files as $file) {
         require $file;
         if (defined('APP_DEBUG') && !APP_DEBUG) {
             $filesize += filesize($file);
             $compile .= compile_file($file);
         }
     }
     $require_files = array(CORE_PATH . 'Bootstrap.' . APP_EXT, CORE_PATH . 'Template.' . APP_EXT, CORE_PATH . 'Model.' . APP_EXT, CORE_PATH . 'Logger.' . APP_EXT, CORE_PATH . 'Filter.' . APP_EXT, CORE_PATH . 'Db.' . APP_EXT, CORE_PATH . 'drivers/db/Db' . ucfirst(DB_TYPE) . '.' . APP_EXT);
     if (is_file($filename = LIB_PATH . 'BaseController.' . APP_EXT)) {
         //底层控制器类
         $require_files[] = $filename;
     }
     if (is_file($filename = APP_PATH . 'controllers/Common.' . APP_EXT)) {
         //项目底层通用控制器类
         $require_files[] = $filename;
     }
     if (is_file($filename = LIB_PATH . 'BaseModel.' . APP_EXT)) {
         //底层模型类
         $require_files[] = $filename;
     }
     if (is_file($filename = APP_PATH . 'models/Common.' . APP_EXT)) {
         //项目底层通用模型类
         $require_files[] = $filename;
     }
     //加载核心文件，用空间换时间
     if (APP_DEBUG) {
         //调试
         foreach ($require_files as $file) {
             require $file;
         }
     } else {
         foreach ($require_files as $file) {
             require $file;
             $filesize += filesize($file);
             $compile .= compile_file($file);
         }
         file_put_contents(RUNTIME_FILE, $compile);
         $size = filesize(RUNTIME_FILE);
         //编译后大小
         file_put_contents(LOG_PATH . 'compile_runtime_file.log', new_date() . '(' . format_size($filesize) . ' => ' . format_size($size) . ')' . EOL_LF, FILE_APPEND);
     }
 }

 /**
  * Creates a file, then tests the tokens generated from it.
  */
 function testFileTokenReplacement()
 {
     $node_storage = $this->container->get('entity.manager')->getStorage('node');
     $token_service = \Drupal::token();
     $language_interface = \Drupal::languageManager()->getCurrentLanguage();
     // Create file field.
     $type_name = 'article';
     $field_name = 'field_' . strtolower($this->randomMachineName());
     $this->createFileField($field_name, 'node', $type_name);
     $test_file = $this->getTestFile('text');
     // Coping a file to test uploads with non-latin filenames.
     $filename = drupal_dirname($test_file->getFileUri()) . '/текстовый файл.txt';
     $test_file = file_copy($test_file, $filename);
     // Create a new node with the uploaded file.
     $nid = $this->uploadNodeFile($test_file, $field_name, $type_name);
     // Load the node and the file.
     $node_storage->resetCache(array($nid));
     $node = $node_storage->load($nid);
     $file = file_load($node->{$field_name}->target_id);
     // Generate and test sanitized tokens.
     $tests = array();
     $tests['[file:fid]'] = $file->id();
     $tests['[file:name]'] = String::checkPlain($file->getFilename());
     $tests['[file:path]'] = String::checkPlain($file->getFileUri());
     $tests['[file:mime]'] = String::checkPlain($file->getMimeType());
     $tests['[file:size]'] = format_size($file->getSize());
     $tests['[file:url]'] = String::checkPlain(file_create_url($file->getFileUri()));
     $tests['[file:created]'] = format_date($file->getCreatedTime(), 'medium', '', NULL, $language_interface->getId());
     $tests['[file:created:short]'] = format_date($file->getCreatedTime(), 'short', '', NULL, $language_interface->getId());
     $tests['[file:changed]'] = format_date($file->getChangedTime(), 'medium', '', NULL, $language_interface->getId());
     $tests['[file:changed:short]'] = format_date($file->getChangedTime(), 'short', '', NULL, $language_interface->getId());
     $tests['[file:owner]'] = String::checkPlain(user_format_name($this->adminUser));
     $tests['[file:owner:uid]'] = $file->getOwnerId();
     // Test to make sure that we generated something for each token.
     $this->assertFalse(in_array(0, array_map('strlen', $tests)), 'No empty tokens generated.');
     foreach ($tests as $input => $expected) {
         $output = $token_service->replace($input, array('file' => $file), array('langcode' => $language_interface->getId()));
         $this->assertEqual($output, $expected, format_string('Sanitized file token %token replaced.', array('%token' => $input)));
     }
     // Generate and test unsanitized tokens.
     $tests['[file:name]'] = $file->getFilename();
     $tests['[file:path]'] = $file->getFileUri();
     $tests['[file:mime]'] = $file->getMimeType();
     $tests['[file:size]'] = format_size($file->getSize());
     foreach ($tests as $input => $expected) {
         $output = $token_service->replace($input, array('file' => $file), array('langcode' => $language_interface->getId(), 'sanitize' => FALSE));
         $this->assertEqual($output, $expected, format_string('Unsanitized file token %token replaced.', array('%token' => $input)));
     }
 }