初始化项目

core/library/think/console/helper/Helper.php

@@ -0,0 +1,121 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2015 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: yunwuxin <448901948@qq.com>
+// +----------------------------------------------------------------------
+
+namespace think\console\helper;
+
+use think\console\helper\Set as HelperSet;
+use think\console\output\Formatter;
+
+abstract class Helper
+{
+
+    protected $helperSet = null;
+
+    /**
+     * 设置与此助手关联的助手集。
+     * @param HelperSet $helperSet
+     */
+    public function setHelperSet(HelperSet $helperSet = null)
+    {
+        $this->helperSet = $helperSet;
+    }
+
+    /**
+     * 获取与此助手关联的助手集。
+     * @return HelperSet
+     */
+    public function getHelperSet()
+    {
+        return $this->helperSet;
+    }
+
+    /**
+     * 获取名称
+     * @return string
+     */
+    abstract public function getName();
+
+    /**
+     * 返回字符串的长度
+     * @param string $string
+     * @return int
+     */
+    public static function strlen($string)
+    {
+        if (!function_exists('mb_strwidth')) {
+            return strlen($string);
+        }
+
+        if (false === $encoding = mb_detect_encoding($string)) {
+            return strlen($string);
+        }
+
+        return mb_strwidth($string, $encoding);
+    }
+
+    public static function formatTime($secs)
+    {
+        static $timeFormats = [
+            [0, '< 1 sec'],
+            [2, '1 sec'],
+            [59, 'secs', 1],
+            [60, '1 min'],
+            [3600, 'mins', 60],
+            [5400, '1 hr'],
+            [86400, 'hrs', 3600],
+            [129600, '1 day'],
+            [604800, 'days', 86400],
+        ];
+
+        foreach ($timeFormats as $format) {
+            if ($secs >= $format[0]) {
+                continue;
+            }
+
+            if (2 == count($format)) {
+                return $format[1];
+            }
+
+            return ceil($secs / $format[2]) . ' ' . $format[1];
+        }
+        return null;
+    }
+
+    public static function formatMemory($memory)
+    {
+        if ($memory >= 1024 * 1024 * 1024) {
+            return sprintf('%.1f GiB', $memory / 1024 / 1024 / 1024);
+        }
+
+        if ($memory >= 1024 * 1024) {
+            return sprintf('%.1f MiB', $memory / 1024 / 1024);
+        }
+
+        if ($memory >= 1024) {
+            return sprintf('%d KiB', $memory / 1024);
+        }
+
+        return sprintf('%d B', $memory);
+    }
+
+    public static function strlenWithoutDecoration(Formatter $formatter, $string)
+    {
+        $isDecorated = $formatter->isDecorated();
+        $formatter->setDecorated(false);
+        // remove <...> formatting
+        $string = $formatter->format($string);
+        // remove already formatted characters
+        $string = preg_replace("/\033\[[^m]*m/", '', $string);
+        $formatter->setDecorated($isDecorated);
+
+        return self::strlen($string);
+    }
+}