2018-12-28 18:58:37 +08:00
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<?php
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// +----------------------------------------------------------------------
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// | ShopXO 国内领先企业级B2C免费开源电商系统
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// +----------------------------------------------------------------------
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2021-03-16 10:34:52 +08:00
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// | Copyright (c) 2011~2099 http://shopxo.net All rights reserved.
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2018-12-28 18:58:37 +08:00
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// +----------------------------------------------------------------------
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2021-03-16 10:34:52 +08:00
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// | Licensed ( https://opensource.org/licenses/mit-license.php )
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2018-12-28 18:58:37 +08:00
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// +----------------------------------------------------------------------
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// | Author: Devil
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// +----------------------------------------------------------------------
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namespace base;
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/**
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* 图片上传驱动
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* @author Devil
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* @blog http://gong.gg/
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* @version 0.0.1
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* @datetime 2018-07-10
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*/
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class Images
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{
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private $i_path;
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private $i_type;
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private $i_is_new_name;
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private $i_quality;
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private $i_data;
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/**
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* [__construct 构造方法]
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* @param [array] $parameters [参数列表]
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*/
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2019-12-10 18:12:05 +08:00
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private function __construct($parameters = [])
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2018-12-28 18:58:37 +08:00
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{
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/* 检测是否支持gd */
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$this->IsGD();
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/* 图片类型 */
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$this->i_type = empty($parameters['type']) ? $this->GetImageType() : $parameters['type'];
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/* 图片名称是否使用新名称, 则使用原图片名称 */
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$this->i_is_new_name = (isset($parameters['is_new_name']) && is_bool($parameters['is_new_name'])) ? $parameters['is_new_name'] : true;
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/* jpg图片的质量值, 值越大质量越好 */
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$this->i_quality = max(75, isset($parameters['quality']) ? intval($parameters['quality']) : 75);
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}
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/**
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* [Instance 静态方法实例化本类]
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* @return [object] [实例对象]
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*/
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public static function Instance($parameters = array())
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{
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static $object = null;
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if(!is_object($object)) $object = new self($parameters);
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return $object;
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}
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/**
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* [SetParameters 参数设置]
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* @param [array] $parameters [参数列表]
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*/
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public function SetParameters($parameters = array())
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{
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if(empty($parameters)) return;
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$this->__construct($parameters);
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}
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/**
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* [Is_GD 检查是否支持gd库]
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*/
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private function IsGD()
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{
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if(!isset(gd_info()['GD Version']) || empty(gd_info()['GD Version'])) Api_Return(lang('code_412'), 412);
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}
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/**
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* [GetImageType 获取图片后缀类型]
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* @return [array] [图片后缀类型]
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*/
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private function GetImageType()
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{
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return array(
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'gif' => 'image/gif',
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'png' => 'image/png',
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'jpg' => 'image/jpeg',
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'bmp' => 'image/bmp'
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);
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}
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/**
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* [Initialization 基本信息初始化]
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* @param [array] $data [临时图片数据]
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* @param [string] $path [图片保存路径]
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* @return [boolean] [true或false]
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*/
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private function Initialization($data, $path)
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{
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if(empty($data)) return false;
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/* 图片保存地址 */
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$this->PathMkdir($path);
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/* 初始化返回数据 */
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$this->i_data = array();
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return true;
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}
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/**
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* [PathMkdir 路径校验，不存在则创建]
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @datetime 2017-10-28T23:19:56+0800
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* @param [type] $path [description]
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*/
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public function PathMkdir($path)
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{
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$path .= (substr($path, -1) == '/') ? '' : '/';
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$this->i_path = empty($path) ? '/tmp/image' : $path;
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/* 设置存储路径是否存在 */
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if(!is_dir($this->i_path)) @mkdir($this->i_path, 0777, true);
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if(!@opendir($this->i_path)) exit('dir not access ['.$this->i_path.']');
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}
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/**
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* [GetNewFileName 获取随机名称]
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* @return [string] [新的名称]
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*/
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public function GetNewFileName()
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{
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return date('YmdHis').str_shuffle(rand());
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}
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/**
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* [SaveBaseImages base64图片存储]
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* @param [array] $data [需要存储的base数据, 一维数组]
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* @param [string] $path [存储路径]
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* @return [array] [返回图片地址, 一维数组]
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*/
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public function SaveBaseImages($data, $path)
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{
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if(!$this->Initialization($data, $path)) return null;
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for($i=0; $i<count($data); $i++)
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{
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if(empty($data[$i])) continue;
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$temp_img = str_replace(array("\n", '\n', ' '), '', $data[$i]);
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$img_info = @getimagesize('data://application/octet-stream;base64,'.$temp_img);
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if(empty($img_info['mime'])) continue;
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$type = $this->Is_ImageType($img_info['mime']);
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if($type == 'no') continue;
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$file_name = $this->GetNewFileName().'.'.$type;
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if(file_put_contents($this->i_path.$file_name, base64_decode($temp_img)) !== false) $this->i_data[] = $file_name;
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}
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return $this->i_data;
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}
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/**
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* [SaveBinaryImages 二进制图片保存]
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* @param [array] $data [二进制图片数据, 一维数组]
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* @param [string] $path [存储路径]
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* @return [array] [返回图片地址, 一维数组]
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*/
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public function SaveBinaryImages($data, $path)
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{
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if(!$this->Initialization($data, $path)) return null;
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for($i=0; $i<count($data); $i++)
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{
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if(empty($data[$i])) continue;
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$img_info = getimagesizefromstring($data[$i]);
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if(empty($img_info['mime'])) continue;
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$type = $this->Is_ImageType($img_info['mime']);
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if($type == 'no') continue;
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$file_name = $this->GetNewFileName().'.'.$type;
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if(file_put_contents($this->i_path.$file_name, $data) !== false) $this->i_data[] = $file_name;
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}
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return $this->i_data;
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}
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/**
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* [GetOriginal 获取临时图片文件的原图]
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* @param [array] $data [临时图片数据]
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* @param [string] $path [存储路径]
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* @return [string] [返回图片地址]
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*/
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public function GetOriginal($data, $path)
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{
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if(!$this->Initialization($data, $path)) return '';
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if(empty($data['tmp_name'])) return '';
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$type = $this->Is_ImageType($data['type']);
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if($type == 'no') return '';
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$file_name = $this->GetNewFileName().'.'.$type;
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if(move_uploaded_file($data['tmp_name'], $this->i_path.$file_name)) return $file_name;
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return '';
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}
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/**
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* [GetBinaryCompress 获取指定图片路径的压缩图]
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* @param [string] $file [图片地址]
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* @param [string] $path [存储路径]
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* @param [int] $width [设定图片宽度]
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* @param [int] $height[指定图片高度, 不指定则高度按照比例自动计算]
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* @return [string] [返回图片地址]
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*/
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public function GetBinaryCompress($file, $path, $width = 0, $height = 0)
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{
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if(!$this->Initialization($file, $path) || is_array($file) || !file_exists($file)) return '';
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$img_info = pathinfo($file);
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if(empty($img_info['basename'])) return '';
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$type = $this->Is_ImageType($img_info['extension']);
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if($type == 'no') return '';
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$file_name = ($this->i_is_new_name) ? $this->GetNewFileName().'.'.$type : $img_info['basename'];
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if($this->ImageCompress($width, $height, $file, $type, $this->i_path.$file_name)) return $file_name;
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return '';
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}
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/**
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* [GetCompress 获取临时图片文件的压缩图]
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* @param [array] $data [临时图片数据]
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* @param [string] $path [存储路径]
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* @param [int] $width [设定图片宽度]
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* @param [int] $height[指定图片高度, 不指定则高度按照比例自动计算]
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* @return [atring|空字符串] [返回图片存储的名称]
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*/
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public function GetCompress($data, $path, $width = 0, $height = 0)
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{
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if(!$this->Initialization($data, $path)) return '';
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if(empty($data['tmp_name'])) return '';
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$type = $this->Is_ImageType($data['type']);
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if($type == 'no') return '';
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$file_name = $this->GetNewFileName().'.'.$type;
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if($this->ImageCompress($width, $height, $data['tmp_name'], $type, $this->i_path.$file_name)) return $file_name;
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return '';
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}
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/**
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* [GetCompressCut 临时图像裁剪]
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* @param [array] $data [图像临时数据]
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* @param [string] $path [图像存储地址]
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* @param [int] $width [指定存储宽度]
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* @param [ing] $height [指定存储高度]
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* @param [ing] $src_x [裁剪x坐标]
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* @param [ing] $src_y [裁剪y坐标]
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* @param [ing] $src_width [裁剪区域宽度]
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* @param [ing] $src_height [裁剪区域高度]
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* @return [atring|空字符串] [返回图片存储的名称]
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*/
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function GetCompressCut($data, $path, $width = 0, $height = 0, $src_x = 0, $src_y = 0, $src_width = 0, $src_height = 0)
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{
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if(!$this->Initialization($data, $path)) return '';
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if(empty($data['tmp_name'])) return '';
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$type = $this->Is_ImageType($data['type']);
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|
if($type == 'no') return '';
|
|
|
|
|
|
|
|
|
|
|
|
$file_name = $this->GetNewFileName().'.'.$type;
|
|
|
|
|
|
|
|
|
|
|
|
if($this->ImageCompress($width, $height, $data['tmp_name'], $type, $this->i_path.$file_name, $src_x, $src_y, $src_width, $src_height)) return $file_name;
|
|
|
|
|
|
return '';
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* [ImageCompress 图片压缩]
|
|
|
|
|
|
* @param [int] $width [指定图片宽度]
|
|
|
|
|
|
* @param [int] $height[指定图片高度]
|
|
|
|
|
|
* @param [string] $file [原图片地址]
|
|
|
|
|
|
* @param [string] $type [类型]
|
|
|
|
|
|
* @param [string] $path [新图片地址]
|
|
|
|
|
|
* @return [boolean] [成功true, 失败false]
|
|
|
|
|
|
*/
|
|
|
|
|
|
private function ImageCompress($width, $height, $file, $type, $path, $src_x = 0, $src_y = 0, $src_width = 0, $src_height = 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
/* 获取图片原本尺寸 */
|
|
|
|
|
|
list($w, $h) = getimagesize($file);
|
|
|
|
|
|
|
|
|
|
|
|
/* 尺寸计算 */
|
|
|
|
|
|
$new_width = ($width > 0 && $w > $width) ? $width : $w;
|
|
|
|
|
|
$new_height = ($width > 0 && $w > $width) ? (round($h/($w/$width))) : $h;
|
|
|
|
|
|
if($width > 0 && $height > 0) $new_width = $width;
|
|
|
|
|
|
if($height > 0) $new_height = $height;
|
|
|
|
|
|
|
|
|
|
|
|
/* url创建一个新图象 */
|
|
|
|
|
|
switch($type)
|
|
|
|
|
|
{
|
|
|
|
|
|
case 'gif':
|
|
|
|
|
|
$src_im = @imagecreatefromgif($file);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case 'png':
|
|
|
|
|
|
$src_im = @imagecreatefrompng($file);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
$src_im = @imagecreatefromjpeg($file);
|
|
|
|
|
|
}
|
|
|
|
|
|
if(!$src_im) return;
|
|
|
|
|
|
|
|
|
|
|
|
/* 新建一个真彩色图像 */
|
|
|
|
|
|
$dst_im = imagecreatetruecolor($new_width, $new_height);
|
|
|
|
|
|
|
2020-11-22 22:32:22 +08:00
|
|
|
|
/* 保留透明背景 */
|
|
|
|
|
|
switch($type)
|
|
|
|
|
|
{
|
|
|
|
|
|
case 'png':
|
|
|
|
|
|
/* 保存完整alpha通道信息 */
|
|
|
|
|
|
imagesavealpha($dst_im, true);
|
|
|
|
|
|
/* 上色 */
|
|
|
|
|
|
$color = imagecolorallocatealpha($dst_im, 0, 0, 0, 127);
|
|
|
|
|
|
/* 设置透明色 */
|
|
|
|
|
|
imagecolortransparent($dst_im, $color);
|
|
|
|
|
|
/* 填充透明色 */
|
|
|
|
|
|
imagefill($dst_im, 0, 0, $color);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* 是否裁剪图片 */
|
2018-12-28 18:58:37 +08:00
|
|
|
|
if($src_width > 0 && $src_height > 0)
|
|
|
|
|
|
{
|
|
|
|
|
|
/* 新建拷贝大小的真彩图像 */
|
|
|
|
|
|
$cpd_im = imagecreatetruecolor($src_width, $src_height);
|
|
|
|
|
|
|
2020-11-22 22:32:22 +08:00
|
|
|
|
/* 保留透明背景 */
|
|
|
|
|
|
switch($type)
|
|
|
|
|
|
{
|
|
|
|
|
|
case 'png':
|
|
|
|
|
|
/* 保存完整alpha通道信息 */
|
|
|
|
|
|
imagesavealpha($cpd_im, true);
|
|
|
|
|
|
/* 上色 */
|
|
|
|
|
|
$color = imagecolorallocatealpha($cpd_im, 0, 0, 0, 127);
|
|
|
|
|
|
/* 设置透明色 */
|
|
|
|
|
|
imagecolortransparent($cpd_im, $color);
|
|
|
|
|
|
/* 填充透明色 */
|
|
|
|
|
|
imagefill($cpd_im, 0, 0, $color);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
2018-12-28 18:58:37 +08:00
|
|
|
|
/* 拷贝图片 */
|
|
|
|
|
|
imagecopy($cpd_im, $src_im, 0, 0, $src_x, $src_y, $src_width, $src_height);
|
|
|
|
|
|
|
|
|
|
|
|
/* 图片缩放 */
|
|
|
|
|
|
$s = imagecopyresampled($dst_im, $cpd_im, 0, 0, 0, 0, $new_width, $new_height, $src_width, $src_height);
|
2020-11-22 22:32:22 +08:00
|
|
|
|
|
|
|
|
|
|
/* 销毁画布 */
|
|
|
|
|
|
imagedestroy($cpd_im);
|
2018-12-28 18:58:37 +08:00
|
|
|
|
} else {
|
|
|
|
|
|
/* 图片缩放 */
|
|
|
|
|
|
$s = imagecopyresampled($dst_im, $src_im, 0, 0, 0, 0, $new_width, $new_height, $w, $h);
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if($s)
|
|
|
|
|
|
{
|
|
|
|
|
|
switch($type)
|
|
|
|
|
|
{
|
|
|
|
|
|
case 'png':
|
|
|
|
|
|
imagepng($dst_im, $path);
|
|
|
|
|
|
break;
|
|
|
|
|
|
case 'gif':
|
|
|
|
|
|
imagegif($dst_im, $path);
|
|
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
|
|
imagejpeg($dst_im, $path, $this->i_quality);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
imagedestroy($dst_im);
|
|
|
|
|
|
imagedestroy($src_im);
|
|
|
|
|
|
|
|
|
|
|
|
return $s;
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* [Is_ImageType 验证后缀名是否合法]
|
|
|
|
|
|
* @param [string] $image_type [图片后缀类型]
|
|
|
|
|
|
* @return [string] [后缀名或no]
|
|
|
|
|
|
*/
|
|
|
|
|
|
private function Is_ImageType($image_type)
|
|
|
|
|
|
{
|
|
|
|
|
|
if(empty($image_type)) return 'no';
|
|
|
|
|
|
if(array_key_exists($image_type, $this->i_type)) return $image_type;
|
|
|
|
|
|
|
|
|
|
|
|
foreach($this->i_type as $key=>$val)
|
|
|
|
|
|
{
|
|
|
|
|
|
if($val == $image_type) return $key;
|
|
|
|
|
|
}
|
|
|
|
|
|
return 'no';
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* [DownloadImageSave 远程图片保存]
|
|
|
|
|
|
* @author Devil
|
|
|
|
|
|
* @blog http://gong.gg/
|
|
|
|
|
|
* @version 1.0.0
|
|
|
|
|
|
* @datetime 2017-10-28T23:34:19+0800
|
|
|
|
|
|
* @param [atring] $url [远程图片url地址]
|
|
|
|
|
|
* @param [string] $path [存储地址]
|
|
|
|
|
|
* @param [string] $file_name [文件名称]
|
|
|
|
|
|
* @return [string] [成功文件名称, 失败空]
|
|
|
|
|
|
*/
|
|
|
|
|
|
public function DownloadImageSave($url, $path = '', $file_name = '')
|
|
|
|
|
|
{
|
|
|
|
|
|
$this->PathMkdir($path);
|
|
|
|
|
|
if(empty($file_name))
|
|
|
|
|
|
{
|
|
|
|
|
|
$file_name = $this->GetNewFileName().'.jpg';
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
$ch = curl_init();
|
|
|
|
|
|
curl_setopt($ch, CURLOPT_URL, $url);
|
|
|
|
|
|
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
|
|
|
|
|
|
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 30);
|
|
|
|
|
|
$file = curl_exec($ch);
|
|
|
|
|
|
curl_close($ch);
|
|
|
|
|
|
|
|
|
|
|
|
if(file_put_contents($this->i_path.$file_name, $file) !== false)
|
|
|
|
|
|
{
|
|
|
|
|
|
return $file_name;
|
|
|
|
|
|
}
|
|
|
|
|
|
return '';
|
|
|
|
|
|
}
|
2020-11-21 16:42:35 +08:00
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
|
* 图片转base64
|
|
|
|
|
|
* @author Devil
|
|
|
|
|
|
* @blog http://gong.gg/
|
|
|
|
|
|
* @version 1.0.0
|
|
|
|
|
|
* @date 2020-11-20
|
|
|
|
|
|
* @desc description
|
|
|
|
|
|
* @param [string] $image_file [图片地址（不支持url形式）]
|
|
|
|
|
|
*/
|
|
|
|
|
|
public function ImageToBase64($image_file)
|
|
|
|
|
|
{
|
|
|
|
|
|
$content = '';
|
|
|
|
|
|
if(file_exists($image_file))
|
|
|
|
|
|
{
|
|
|
|
|
|
$info = getimagesize($image_file);
|
|
|
|
|
|
$image_data = fread(fopen($image_file, 'r'), filesize($image_file));
|
|
|
|
|
|
$content = 'data:'.$info['mime'].';base64,'.chunk_split(base64_encode($image_data));
|
|
|
|
|
|
}
|
|
|
|
|
|
return $content;
|
|
|
|
|
|
}
|
2018-12-28 18:58:37 +08:00
|
|
|
|
}
|
|
|
|
|
|
?>
|
