增加扩展机制定位文件；将common模块实现扩展模式；发布新版本；

extend/base/common/service/UploadServiceBase.php

@@ -0,0 +1,168 @@
+<?php
+
+namespace base\common\service;
+
+use app\admin\model\SystemUploadfile;
+use app\common\tools\PathTools;
+use think\exception\ValidateException;
+use think\facade\App;
+use think\facade\Filesystem;
+use think\facade\Validate;
+use think\File;
+use think\file\UploadedFile;
+
+class UploadServiceBase
+{
+    protected $uploadType = 'local_public';
+
+    public function __construct($upload_type = null)
+    {
+        $uploadConfig = sysconfig('upload');
+
+        empty($upload_type) && $upload_type = $uploadConfig['upload_type'];
+
+        $this->uploadType = $upload_type;
+    }
+
+    public function validate(File $file, $allow_ext = null, $allow_size = null, $fail_exception = false)
+    {
+        $uploadConfig = sysconfig('upload');
+
+        if (!is_null($allow_ext)) {
+            $uploadConfig['upload_allow_ext'] = $allow_ext;
+        }
+
+        if (!is_null($allow_size)) {
+            $uploadConfig['upload_allow_size'] = $allow_size;
+        }
+
+        $rule = [
+            'upload_type|指定上传类型有误' => "in:{$uploadConfig['upload_allow_type']}",
+            'file|文件' => "require|file|fileExt:{$uploadConfig['upload_allow_ext']}|fileSize:{$uploadConfig['upload_allow_size']}",
+        ];
+
+        $validat_result = Validate::failException($fail_exception)->check([
+            'upload_type' => $this->uploadType,
+            'file' => $file,
+        ], $rule);
+
+        if (!$validat_result) {
+            return $validat_result;
+        }
+
+        // 出于性能原因，您可以注释掉下面的代码
+        $file_path = $file->getRealPath();
+
+        if (strpos(file_get_contents($file_path), '<?php') !== false) {
+            if ($fail_exception) {
+                throw new ValidateException('文件含有PHP注入代码');
+            } else {
+                return '文件含有PHP注入代码';
+            }
+        }
+
+        return true;
+    }
+
+    public function validateException($file, $allow_ext = null, $allow_size = null)
+    {
+        return $this->validate($file, $allow_ext, $allow_size, true);
+    }
+
+    public function url($save_name)
+    {
+        $url = Filesystem::disk($this->uploadType)->url($save_name);
+
+        return $url;
+    }
+
+    /**
+     * 存储文件.
+     *
+     * @param File $file
+     * @param string|null $save_name
+     * @param bool $force_save 指定$save_name才可以用,设为true强制写入（不报错，如果存在则删除），否则是驱动的默认行为（覆盖、失败、异常）
+     * @param string $upload_dir
+     * @param bool $disable_model
+     * @return mixed
+     */
+    public function save(File $file, string $save_name = null, $force_save = false, $upload_dir = 'upload', $disable_model = false)
+    {
+        $model_file = null;
+
+        if ($force_save && !is_null($save_name)) {
+            $file_path = $upload_dir . '/' . $save_name;
+            if (Filesystem::disk($this->uploadType)->has($file_path)) {
+                $model_file = SystemUploadfile::where('save_name', $save_name)->where('upload_type', $this->uploadType)->find();
+                Filesystem::disk($this->uploadType)->delete($file_path);
+            }
+        }
+
+        if (empty($model_file)) {
+            $model_file = new SystemUploadfile();
+        }
+
+        $model_file->upload_type = $this->uploadType;
+        $model_file->file_ext = strtolower($file->extension());
+
+        if ($file instanceof UploadedFile) {
+            $model_file->original_name = $file->getOriginalName();
+            $model_file->mime_type = $file->getOriginalMime();
+        } else {
+            $model_file->original_name = $file->getFilename();
+            $model_file->mime_type = $file->getMime();
+        }
+
+        $save_name = Filesystem::disk($this->uploadType)->putFile($upload_dir, $file, function () use ($save_name, $file) {
+            if (!is_null($save_name)) {
+                $ext_name = $file->extension();
+
+                if (empty($ext_name)) {
+                    return $save_name;
+                }
+
+                $list_name = explode('.', $save_name);
+
+                array_pop($list_name);
+
+                return implode('.', $list_name);
+            }
+
+            return date('Ymd') . '/' . uniqid();
+        });
+
+        $url = $this->url($save_name);
+
+        $model_file->url = $url;
+        $model_file->save_name = $save_name;
+
+        $model_file->sha1 = $file->sha1();
+
+        $model_file->file_size = $file->getSize();
+
+        if (!$disable_model) {
+            $model_file->save();
+        }
+
+        return $model_file;
+    }
+
+    public function saveUrlFile($url, string $save_name = null, $force_save = false, $upload_dir = 'upload', $disable_model = false)
+    {
+        $runtime_path = App::getRuntimePath() . 'upload/temp/' . basename($url);
+
+        PathTools::intiDir($runtime_path);
+
+        $file_content = file_get_contents($url);
+
+        file_put_contents($runtime_path, $file_content);
+
+        $file = new File($runtime_path);
+
+        $response = $this->save($file, $save_name, $force_save, $upload_dir, $disable_model);
+
+        unlink($runtime_path);
+
+        return $response;
+    }
+}