gamebackend/extend/tools/UEditor.php

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<?php
/**
* Ueditor
* @author yupoxiong<i@yufuping.com>
*/
namespace tools;
class UEditor
{
protected $config;
protected $request;
protected $param;
public function __construct($config)
{
$this->config = $config;
$this->request = request();
$this->param = request()->param();
}
public function server($action)
{
$config = $this->config;
switch ($action) {
case 'config':
$result = $config;
break;
/* 上传图片 */
case 'uploadimage':
$fieldName = $config['imageFieldName'];
$result = $this->upFile($fieldName);
break;
/* 上传涂鸦 */
case 'uploadscrawl':
$config = array(
'pathFormat' => $config['scrawlPathFormat'],
'maxSize' => $config['scrawlMaxSize'],
'allowFiles' => $config['scrawlAllowFiles'],
'oriName' => 'upfile'
);
$fieldName = $config['oriName'];
$result = $this->upBase64($config, $fieldName);
break;
/* 上传视频 */
case 'uploadvideo':
$fieldName = $config['videoFieldName'];
$result = $this->upFile($fieldName);
break;
/* 上传文件 */
case 'uploadfile':
$fieldName = $config['fileFieldName'];
$result = $this->upFile($fieldName);
break;
/* 列出图片 */
case 'listimage':
$allowFiles = $config['imageManagerAllowFiles'];
$listSize = $config['imageManagerListSize'];
$path = $config['imageManagerListPath'];
$get = $this->param;
$result = $this->fileList($allowFiles, $listSize, $get);
break;
/* 列出文件 */
case 'listfile':
$allowFiles = $config['fileManagerAllowFiles'];
$listSize = $config['fileManagerListSize'];
$path = $config['fileManagerListPath'];
$get = $_GET;
$result = $this->fileList($allowFiles, $listSize, $get);
break;
/* 抓取远程文件 */
case 'catchimage':
$config = array(
'pathFormat' => $config['catcherPathFormat'],
'maxSize' => $config['catcherMaxSize'],
'allowFiles' => $config['catcherAllowFiles'],
'oriName' => 'remote.png'
);
$fieldName = $config['catcherFieldName'];
/* 抓取远程图片 */
$list = array();
isset($this->param[$fieldName]) ? $source = $this->param[$fieldName] : $source = [];
foreach ($source as $imgUrl) {
$info = json_decode($this->saveRemote($config, $imgUrl), true);
$list[] = array(
'state' => $info['state'],
'url' => $info['url'],
'size' => $info['size'],
'title' => htmlspecialchars($info['title']),
'original' => htmlspecialchars($info['original']),
'source' => htmlspecialchars($imgUrl)
);
}
$result = array(
'state' => count($list) ? 'SUCCESS' : 'ERROR',
'list' => $list
);
break;
default:
$result = ['state' => '请求地址出错'];
break;
}
/* 输出结果 */
if (isset($_GET['callback'])) {
if (preg_match("/^[\w_]+$/", $_GET['callback'])) {
return htmlspecialchars($_GET['callback']) . '(' . $result . ')';
}
return json(['state' => 'callback参数不合法']);
}
return json($result);
}
//上传文件
private function upFile($fieldName)
{
$file = request()->file($fieldName);
$validate = config('attachment.validate');
$info = $file->validate($validate)->move(app()->getRootPath() . 'public/uploads/ueditor');
if ($info) {//上传成功
$fname = '/uploads/ueditor/' . str_replace('\\', '/', $info->getSaveName());
$imgArr = explode(',', 'jpg,gif,png,jpeg,bmp,ttf,tif');
$imgExt = strtolower($info->getExtension());
$isImg = in_array($imgExt, $imgArr);
if ($isImg) {//如果是图片,开始处理
//$image = Image::open($file);
$thumbnail = 1;
$water = 1;
//在这里你可以根据你需要调用ThinkPHP5的图片处理方法了
/* if($water == 1){//文字水印
$image->text('aiqingxiaoji.com','./public/static/4.ttf',180,'#ff0000')->save('.'.$fname);
}
if($water ==2 ){//图片水印
$image->water('./public/img/df81.png',9,100)->save('.'.$fname);
}*/
/*if($thumbnail == 1){//生成缩略图
$image->thumb(500,500,1)->save('.'.$fname);
}*/
}
$data = array(
'state' => 'SUCCESS',
'url' => $fname,
'title' => $info->getFilename(),
'original' => $info->getFilename(),
'type' => '.' . $info->getExtension(),
'size' => $info->getSize(),
);
} else {
$data = array(
'state' => $file->getError(),
);
}
return $data;
}
//列出图片
private function fileList($allowFiles, $listSize, $get)
{
$dirname = '/uploads/ueditor/';
$allowFiles = substr(str_replace('.', '|', implode('', $allowFiles)), 1);
/* 获取参数 */
$size = isset($get['size']) ? htmlspecialchars($get['size']) : $listSize;
$start = isset($get['start']) ? htmlspecialchars($get['start']) : 0;
$end = $start + $size;
/* 获取文件列表 */
$path = $dirname;
$files = $this->getFiles($path, $allowFiles);
if (!count($files)) {
return json_encode(array(
'state' => 'no match file',
'list' => array(),
'start' => $start,
'total' => count($files)
));
}
/* 获取指定范围的列表 */
$len = count($files);
for ($i = min($end, $len) - 1, $list = array(); $i < $len && $i >= 0 && $i >= $start; $i--) {
$list[] = $files[$i];
}
/* 返回数据 */
$result = array(
'state' => 'SUCCESS',
'list' => $list,
'start' => $start,
'total' => count($files)
);
return $result;
}
/*遍历获取目录下的指定类型的文件*/
private function getFiles($path, $allowFiles, &$files = array()): ?array
{
$public_path = app()->getRootPath() . 'public';
if (substr($path, strlen($path) - 1) !== '/') {
$path .= '/';
}
$real_path = $public_path . $path;
if (!is_dir($real_path)) {
return null;
}
$handle = opendir($real_path);
while (false !== ($file = readdir($handle))) {
if ($file !== '.' && $file !== '..') {
$path2 = $path . $file;
if (is_dir($public_path . $path2)) {
$this->getFiles($path2, $allowFiles, $files);
} else {
if (preg_match("/\.(" . $allowFiles . ')$/i', $file)) {
$files[] = array(
'url' => $path2,
'mtime' => filemtime($public_path . $path2)
);
}
}
}
}
return $files;
}
//抓取远程图片
private function saveRemote($config, $fieldName)
{
$imgUrl = htmlspecialchars($fieldName);
$imgUrl = str_replace('&amp;', '&', $imgUrl);
//http开头验证
if (strpos($imgUrl, 'http') !== 0) {
$data = array(
'state' => '链接不是http链接',
);
return json_encode($data);
}
//获取请求头并检测死链
$heads = get_headers($imgUrl);
if (!(false !== strpos($heads[0], '200') && false !== stripos($heads[0], 'OK'))) {
$data = array(
'state' => '链接不可用',
);
return ($data);
}
//格式验证(扩展名验证和Content-Type验证)
$fileType = strtolower(strrchr($imgUrl, '.'));
if (!in_array($fileType, $config['allowFiles'], true) || false !== stripos($heads['Content-Type'], 'image')) {
$data = array(
'state' => '链接contentType不正确',
);
return ($data);
}
//打开输出缓冲区并获取远程图片
ob_start();
$context = stream_context_create(
array('http' => array(
'follow_location' => false // don't follow redirects
))
);
readfile($imgUrl, false, $context);
$img = ob_get_clean();
preg_match("/[\/]([^\/]*)[\.]?[^\.\/]*$/", $imgUrl, $m);
$dirname = app()->getRootPath() . 'public/uploads/ueditor/remote/';
$file['oriName'] = $m ? $m[1] : '';
$file['filesize'] = strlen($img);
$file['ext'] = strtolower(strrchr($config['oriName'], '.'));
$file['name'] = uniqid('ue', true) . $file['ext'];
$file['fullName'] = $dirname . $file['name'];
$fullName = $file['fullName'];
//检查文件大小是否超出限制
if ($file['filesize'] >= $config['maxSize']) {
$data = array(
'state' => '文件大小超出网站限制',
);
return ($data);
}
//创建目录失败
if (!file_exists($dirname) && !mkdir($dirname, 0777, true) && !is_dir($dirname)) {
$data = array(
'state' => '目录创建失败',
);
return json_encode($data);
}
if (!is_writable($dirname)) {
$data = array(
'state' => '目录没有写权限',
);
return ($data);
}
//移动文件
if (!(file_put_contents($fullName, $img) && file_exists($fullName))) { //移动失败
$data = array(
'state' => '写入文件内容错误',
);
return json_encode($data);
}
//移动成功
$data = array(
'state' => 'SUCCESS',
'url' => substr($file['fullName'], 1),
'title' => $file['name'],
'original' => $file['oriName'],
'type' => $file['ext'],
'size' => $file['filesize'],
);
return $data;
}
/* 处理base64编码的图片上传 */
private function upBase64($config, $fieldName)
{
$base64Data = $this->param[$fieldName];
$img = base64_decode($base64Data);
$dirname = app()->getRootPath() . 'public/' . 'uploads/ueditor/scrawl/';
$file['filesize'] = strlen($img);
$file['oriName'] = $config['oriName'];
$file['ext'] = '.png';
$file['name'] = md5(uniqid('ue', true)) . $file['ext'];
$file['fullName'] = $dirname . $file['name'];
$file['urlName'] = '/uploads/ueditor/scrawl/' . $file['name'];
$fullName = $file['fullName'];
//检查文件大小是否超出限制
if ($file['filesize'] >= $config["maxSize"]) {
$data = array(
'state' => '文件大小超出网站限制',
);
return ($data);
}
//创建目录失败
if (!file_exists($dirname) && !mkdir($dirname, 0755, true) && !is_dir($dirname)) {
$data = array(
'state' => '目录创建失败',
);
return json_encode($data);
}
if (!is_writable($dirname)) {
$data = array(
'state' => '目录没有写权限',
);
return $data;
}
//移动文件
if (!(file_put_contents($fullName, $img) && file_exists($fullName))) { //移动失败
$data = array(
'state' => '写入文件内容错误',
);
} else { //移动成功
$data = array(
'state' => 'SUCCESS',
'url' => $file['urlName'],
'title' => $file['name'],
'original' => $file['oriName'],
'type' => $file['ext'],
'size' => $file['filesize'],
);
}
return $data;
}
}