PHP f::nice_size方法代码示例

 function niceTotalSize()
 {
     return f::nice_size($this->totalSize());
 }

 /**
  * Gets the size of the directory and all subfolders and files
  * 
  * @param   string   $dir The path of the directory
  * @param   boolean  $recursive 
  * @param   boolean  $nice returns the size in a human readable size 
  * @return  mixed  
  */
 static function size($path, $recursive = true, $nice = false)
 {
     if (!file_exists($path)) {
         return false;
     }
     if (is_file($path)) {
         return self::size($path, $nice);
     }
     $size = 0;
     foreach (glob($path . "/*") as $file) {
         if ($file != "." && $file != "..") {
             if ($recursive) {
                 $size += self::size($file, true);
             } else {
                 $size += f::size($path);
             }
         }
     }
     return $nice ? f::nice_size($size) : $size;
 }

/**
 * Upload image
 *
 * Requirement: Kirby
 *
 * @param string $name Name POSTNAME
 * @return array
 * @version 1.0 - 2011-01-12
 */
function secure_upload($options)
{
    /* 	
    $options['field'] // (required) source string
    $options['path'] // (required) source string
    */
    $options['image'] = isset($options['image']) ? $options['image'] : true;
    // default true
    $options['max_size'] = isset($options['max_size']) ? min($options['max_size'], server_maxupload()) : server_maxupload();
    // default server max upload in bytes
    if (empty($options['field']) || empty($options['path'])) {
        return array('error' => 'Option field and path is required');
    }
    if (!isset($_FILES[$options['field']])) {
        return array('error' => 'No file was selected');
    }
    // validate path
    $upload_path = $options['path'];
    $upload_path = rtrim($upload_path, '/') . '/';
    if (@realpath($upload_path) !== false) {
        $upload_path = str_replace("\\", "/", realpath($upload_path));
    }
    if (!file_exists($upload_path)) {
        if (!@mkdir($upload_path, 0777)) {
            return array('error' => 'Directory isnt writable');
        }
        chmod($upload_path, 0777);
    }
    if (!@is_dir($upload_path) || !is_writable($upload_path)) {
        return array('error' => 'Directory isnt writable');
    }
    $upload_path = preg_replace("/(.+?)\\/*\$/", "\\1/", $upload_path);
    // ?
    // Remapping for loop
    if (!is_array($_FILES[$options['field']]['tmp_name'])) {
        $_FILES[$options['field']] = array_map(function ($item) {
            return array($item);
        }, $_FILES[$options['field']]);
    }
    $success = array();
    foreach ($_FILES[$options['field']]['tmp_name'] as $key => $value) {
        // Get upload info
        $error = $_FILES[$options['field']]['error'][$key];
        $name = $_FILES[$options['field']]['name'][$key];
        $tmp_name = $_FILES[$options['field']]['tmp_name'][$key];
        $size = $_FILES[$options['field']]['size'][$key];
        $type = $_FILES[$options['field']]['type'][$key];
        if (!is_uploaded_file($tmp_name) || $error != UPLOAD_ERR_OK) {
            continue;
        }
        $type = preg_replace("/^(.+?);.*\$/", "\\1", $type);
        // ?
        $type = strtolower(trim(stripslashes($type), '"'));
        $ext = f::extension($name);
        $name = f::safe_name(f::name($name));
        $name = substr($name, 0, 100);
        // Check allowed file type
        $image_types = array('gif', 'jpg', 'jpeg', 'png', 'jpe');
        if ($options['image']) {
            if (!in_array($ext, $image_types) || !is_image($type) || getimagesize($tmp_name) === false) {
                continue;
            }
        }
        // Check file size
        if ($options['max_size'] < $size) {
            continue;
        }
        // Unique filename
        if (file_exists($upload_path . $name . "." . $ext)) {
            $number = 1;
            while (file_exists($upload_path . $name . $number . "." . $ext)) {
                $number++;
            }
            $name = $name . $number;
        }
        // save
        if (!@move_uploaded_file($tmp_name, $upload_path . $name . "." . $ext)) {
            continue;
        }
        // TODO xss clean
        $success[] = array('extension' => $ext, 'filename' => $name . "." . $ext, 'original_filename' => $_FILES[$options['field']]['name'][$key], 'name' => $name, 'size' => $size, 'nice_size' => f::nice_size($size), 'md5' => md5(file_get_contents($upload_path . $name . "." . $ext)));
    }
    return array('failed' => count($_FILES[$options['field']]['tmp_name']) - count($success), 'success' => $success);
}