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							- <?php
 
- namespace Qiniu;
 
- use Qiniu\Config;
 
- if (!defined('QINIU_FUNCTIONS_VERSION')) {
 
-     define('QINIU_FUNCTIONS_VERSION', Config::SDK_VER);
 
-     /**
 
-      * 计算文件的crc32检验码:
 
-      *
 
-      * @param $file string  待计算校验码的文件路径
 
-      *
 
-      * @return string 文件内容的crc32校验码
 
-      */
 
-     function crc32_file($file)
 
-     {
 
-         $hash = hash_file('crc32b', $file);
 
-         $array = unpack('N', pack('H*', $hash));
 
-         return sprintf('%u', $array[1]);
 
-     }
 
-     /**
 
-      * 计算输入流的crc32检验码
 
-      *
 
-      * @param $data 待计算校验码的字符串
 
-      *
 
-      * @return string 输入字符串的crc32校验码
 
-      */
 
-     function crc32_data($data)
 
-     {
 
-         $hash = hash('crc32b', $data);
 
-         $array = unpack('N', pack('H*', $hash));
 
-         return sprintf('%u', $array[1]);
 
-     }
 
-     /**
 
-      * 对提供的数据进行urlsafe的base64编码。
 
-      *
 
-      * @param string $data 待编码的数据,一般为字符串
 
-      *
 
-      * @return string 编码后的字符串
 
-      * @link http://developer.qiniu.com/docs/v6/api/overview/appendix.html#urlsafe-base64
 
-      */
 
-     function base64_urlSafeEncode($data)
 
-     {
 
-         $find = array('+', '/');
 
-         $replace = array('-', '_');
 
-         return str_replace($find, $replace, base64_encode($data));
 
-     }
 
-     /**
 
-      * 对提供的urlsafe的base64编码的数据进行解码
 
-      *
 
-      * @param string $str 待解码的数据,一般为字符串
 
-      *
 
-      * @return string 解码后的字符串
 
-      */
 
-     function base64_urlSafeDecode($str)
 
-     {
 
-         $find = array('-', '_');
 
-         $replace = array('+', '/');
 
-         return base64_decode(str_replace($find, $replace, $str));
 
-     }
 
-     /**
 
-      * Wrapper for JSON decode that implements error detection with helpful
 
-      * error messages.
 
-      *
 
-      * @param string $json JSON data to parse
 
-      * @param bool $assoc When true, returned objects will be converted
 
-      *                        into associative arrays.
 
-      * @param int $depth User specified recursion depth.
 
-      *
 
-      * @return mixed
 
-      * @throws \InvalidArgumentException if the JSON cannot be parsed.
 
-      * @link http://www.php.net/manual/en/function.json-decode.php
 
-      */
 
-     function json_decode($json, $assoc = false, $depth = 512)
 
-     {
 
-         static $jsonErrors = array(
 
-             JSON_ERROR_DEPTH => 'JSON_ERROR_DEPTH - Maximum stack depth exceeded',
 
-             JSON_ERROR_STATE_MISMATCH => 'JSON_ERROR_STATE_MISMATCH - Underflow or the modes mismatch',
 
-             JSON_ERROR_CTRL_CHAR => 'JSON_ERROR_CTRL_CHAR - Unexpected control character found',
 
-             JSON_ERROR_SYNTAX => 'JSON_ERROR_SYNTAX - Syntax error, malformed JSON',
 
-             JSON_ERROR_UTF8 => 'JSON_ERROR_UTF8 - Malformed UTF-8 characters, possibly incorrectly encoded'
 
-         );
 
-         if (empty($json)) {
 
-             return null;
 
-         }
 
-         $data = \json_decode($json, $assoc, $depth);
 
-         if (JSON_ERROR_NONE !== json_last_error()) {
 
-             $last = json_last_error();
 
-             throw new \InvalidArgumentException(
 
-                 'Unable to parse JSON data: '
 
-                 . (isset($jsonErrors[$last])
 
-                     ? $jsonErrors[$last]
 
-                     : 'Unknown error')
 
-             );
 
-         }
 
-         return $data;
 
-     }
 
-     /**
 
-      * 计算七牛API中的数据格式
 
-      *
 
-      * @param $bucket 待操作的空间名
 
-      * @param $key 待操作的文件名
 
-      *
 
-      * @return string  符合七牛API规格的数据格式
 
-      * @link http://developer.qiniu.com/docs/v6/api/reference/data-formats.html
 
-      */
 
-     function entry($bucket, $key)
 
-     {
 
-         $en = $bucket;
 
-         if (!empty($key)) {
 
-             $en = $bucket . ':' . $key;
 
-         }
 
-         return base64_urlSafeEncode($en);
 
-     }
 
-     /**
 
-      * array 辅助方法,无值时不set
 
-      *
 
-      * @param $array 待操作array
 
-      * @param $key key
 
-      * @param $value value 为null时 不设置
 
-      *
 
-      * @return array 原来的array,便于连续操作
 
-      */
 
-     function setWithoutEmpty(&$array, $key, $value)
 
-     {
 
-         if (!empty($value)) {
 
-             $array[$key] = $value;
 
-         }
 
-         return $array;
 
-     }
 
-     /**
 
-      * 缩略图链接拼接
 
-      *
 
-      * @param  string $url 图片链接
 
-      * @param  int $mode 缩略模式
 
-      * @param  int $width 宽度
 
-      * @param  int $height 长度
 
-      * @param  string $format 输出类型
 
-      * @param  int $quality 图片质量
 
-      * @param  int $interlace 是否支持渐进显示
 
-      * @param  int $ignoreError 忽略结果
 
-      * @return string
 
-      * @link http://developer.qiniu.com/code/v6/api/kodo-api/image/imageview2.html
 
-      * @author Sherlock Ren <sherlock_ren@icloud.com>
 
-      */
 
-     function thumbnail(
 
-         $url,
 
-         $mode,
 
-         $width,
 
-         $height,
 
-         $format = null,
 
-         $quality = null,
 
-         $interlace = null,
 
-         $ignoreError = 1
 
-     ) {
 
-         static $imageUrlBuilder = null;
 
-         if (is_null($imageUrlBuilder)) {
 
-             $imageUrlBuilder = new \Qiniu\Processing\ImageUrlBuilder;
 
-         }
 
-         return call_user_func_array(array($imageUrlBuilder, 'thumbnail'), func_get_args());
 
-     }
 
-     /**
 
-      * 图片水印
 
-      *
 
-      * @param  string $url 图片链接
 
-      * @param  string $image 水印图片链接
 
-      * @param  numeric $dissolve 透明度
 
-      * @param  string $gravity 水印位置
 
-      * @param  numeric $dx 横轴边距
 
-      * @param  numeric $dy 纵轴边距
 
-      * @param  numeric $watermarkScale 自适应原图的短边比例
 
-      * @link   http://developer.qiniu.com/code/v6/api/kodo-api/image/watermark.html
 
-      * @return string
 
-      * @author Sherlock Ren <sherlock_ren@icloud.com>
 
-      */
 
-     function waterImg(
 
-         $url,
 
-         $image,
 
-         $dissolve = 100,
 
-         $gravity = 'SouthEast',
 
-         $dx = null,
 
-         $dy = null,
 
-         $watermarkScale = null
 
-     ) {
 
-         static $imageUrlBuilder = null;
 
-         if (is_null($imageUrlBuilder)) {
 
-             $imageUrlBuilder = new \Qiniu\Processing\ImageUrlBuilder;
 
-         }
 
-         return call_user_func_array(array($imageUrlBuilder, 'waterImg'), func_get_args());
 
-     }
 
-     /**
 
-      * 文字水印
 
-      *
 
-      * @param  string $url 图片链接
 
-      * @param  string $text 文字
 
-      * @param  string $font 文字字体
 
-      * @param  string $fontSize 文字字号
 
-      * @param  string $fontColor 文字颜色
 
-      * @param  numeric $dissolve 透明度
 
-      * @param  string $gravity 水印位置
 
-      * @param  numeric $dx 横轴边距
 
-      * @param  numeric $dy 纵轴边距
 
-      * @link   http://developer.qiniu.com/code/v6/api/kodo-api/image/watermark.html#text-watermark
 
-      * @return string
 
-      * @author Sherlock Ren <sherlock_ren@icloud.com>
 
-      */
 
-     function waterText(
 
-         $url,
 
-         $text,
 
-         $font = '黑体',
 
-         $fontSize = 0,
 
-         $fontColor = null,
 
-         $dissolve = 100,
 
-         $gravity = 'SouthEast',
 
-         $dx = null,
 
-         $dy = null
 
-     ) {
 
-         static $imageUrlBuilder = null;
 
-         if (is_null($imageUrlBuilder)) {
 
-             $imageUrlBuilder = new \Qiniu\Processing\ImageUrlBuilder;
 
-         }
 
-         return call_user_func_array(array($imageUrlBuilder, 'waterText'), func_get_args());
 
-     }
 
-     /**
 
-      *  从uptoken解析accessKey和bucket
 
-      *
 
-      * @param $upToken
 
-      * @return array(ak,bucket,err=null)
 
-      */
 
-     function explodeUpToken($upToken)
 
-     {
 
-         $items = explode(':', $upToken);
 
-         if (count($items) != 3) {
 
-             return array(null, null, "invalid uptoken");
 
-         }
 
-         $accessKey = $items[0];
 
-         $putPolicy = json_decode(base64_decode($items[2]));
 
-         $scope = $putPolicy->scope;
 
-         $scopeItems = explode(':', $scope);
 
-         $bucket = $scopeItems[0];
 
-         return array($accessKey, $bucket, null);
 
-     }
 
- }
 
 
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