From dd9340090b9d960e486201e92d6a7a991d7cdec6 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子li <15040126243@163.com>
Date: 星期五, 23 七月 2021 19:14:37 +0800
Subject: [PATCH] add OSS模块 增加预览图片开关

---
 ruoyi-oss/src/main/java/com/ruoyi/system/controller/SysOssController.java |   52 ++++++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 46 insertions(+), 6 deletions(-)

diff --git a/ruoyi-oss/src/main/java/com/ruoyi/system/controller/SysOssController.java b/ruoyi-oss/src/main/java/com/ruoyi/system/controller/SysOssController.java
index a629626..3791030 100644
--- a/ruoyi-oss/src/main/java/com/ruoyi/system/controller/SysOssController.java
+++ b/ruoyi-oss/src/main/java/com/ruoyi/system/controller/SysOssController.java
@@ -1,6 +1,8 @@
 package com.ruoyi.system.controller;
 
 
+import cn.hutool.core.convert.Convert;
+import cn.hutool.http.HttpUtil;
 import com.ruoyi.common.annotation.Log;
 import com.ruoyi.common.annotation.RepeatSubmit;
 import com.ruoyi.common.core.controller.BaseController;
@@ -8,15 +10,28 @@
 import com.ruoyi.common.core.page.TableDataInfo;
 import com.ruoyi.common.enums.BusinessType;
 import com.ruoyi.common.exception.CustomException;
+import com.ruoyi.common.utils.file.FileUtils;
+import com.ruoyi.system.bo.SysOssQueryBo;
 import com.ruoyi.system.domain.SysOss;
 import com.ruoyi.system.service.ISysOssService;
+import com.ruoyi.system.vo.SysOssVo;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiImplicitParam;
+import io.swagger.annotations.ApiImplicitParams;
+import io.swagger.annotations.ApiOperation;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
 import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
+import javax.servlet.http.HttpServletResponse;
 import javax.validation.constraints.NotEmpty;
+import java.io.IOException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
@@ -26,6 +41,8 @@
  *
  * @author Lion Li
  */
+@Validated
+@Api(value = "OSS浜戝瓨鍌ㄦ帶鍒跺櫒", tags = {"OSS浜戝瓨鍌ㄧ鐞�"})
 @RequiredArgsConstructor(onConstructor_ = @Autowired)
 @RestController
 @RequestMapping("/system/oss")
@@ -34,22 +51,27 @@
 	private final ISysOssService iSysOssService;
 
 	/**
-	 * 鏌ヨ鏂囦欢涓婁紶鍒楄〃
+	 * 鏌ヨOSS浜戝瓨鍌ㄥ垪琛�
 	 */
+	@ApiOperation("鏌ヨOSS浜戝瓨鍌ㄥ垪琛�")
 	@PreAuthorize("@ss.hasPermi('system:oss:list')")
 	@GetMapping("/list")
-	public TableDataInfo<SysOss> list(SysOss sysOss) {
-		return iSysOssService.queryPageList(sysOss);
+	public TableDataInfo<SysOssVo> list(@Validated SysOssQueryBo bo) {
+		return iSysOssService.queryPageList(bo);
 	}
 
 	/**
-	 * 涓婁紶鍥剧墖
+	 * 涓婁紶OSS浜戝瓨鍌�
 	 */
+	@ApiOperation("涓婁紶OSS浜戝瓨鍌�")
+	@ApiImplicitParams({
+		@ApiImplicitParam(name = "file", value = "鏂囦欢", dataType = "java.io.File", required = true),
+	})
 	@PreAuthorize("@ss.hasPermi('system:oss:upload')")
 	@Log(title = "OSS浜戝瓨鍌�", businessType = BusinessType.INSERT)
 	@RepeatSubmit
 	@PostMapping("/upload")
-	public AjaxResult<Map<String, String>> upload(@RequestParam("file") MultipartFile file) {
+	public AjaxResult<Map<String, String>> upload(@RequestPart("file") MultipartFile file) {
 		if (file.isEmpty()) {
 			throw new CustomException("涓婁紶鏂囦欢涓嶈兘涓虹┖");
 		}
@@ -60,15 +82,33 @@
 		return AjaxResult.success(map);
 	}
 
+	@ApiOperation("涓嬭浇OSS浜戝瓨鍌�")
+	@PreAuthorize("@ss.hasPermi('system:oss:download')")
+	@GetMapping("/download/{ossId}")
+	public void download(@PathVariable Long ossId, HttpServletResponse response) throws IOException {
+		SysOss sysOss = iSysOssService.getById(ossId);
+		if (sysOss == null) {
+			throw new CustomException("鏂囦欢鏁版嵁涓嶅瓨鍦�!");
+		}
+		response.reset();
+		response.addHeader("Access-Control-Allow-Origin", "*");
+		response.addHeader("Access-Control-Expose-Headers", "Content-Disposition");
+		FileUtils.setAttachmentResponseHeader(response, URLEncoder.encode(sysOss.getOriginalName(), StandardCharsets.UTF_8));
+		response.setContentType(MediaType.APPLICATION_OCTET_STREAM_VALUE + "; charset=UTF-8");
+		long data = HttpUtil.download(sysOss.getUrl(), response.getOutputStream(), false);
+		response.setContentLength(Convert.toInt(data));
+	}
+
 	/**
 	 * 鍒犻櫎OSS浜戝瓨鍌�
 	 */
+	@ApiOperation("鍒犻櫎OSS浜戝瓨鍌�")
 	@PreAuthorize("@ss.hasPermi('system:oss:remove')")
 	@Log(title = "OSS浜戝瓨鍌�" , businessType = BusinessType.DELETE)
 	@DeleteMapping("/{ossIds}")
 	public AjaxResult<Void> remove(@NotEmpty(message = "涓婚敭涓嶈兘涓虹┖")
 								   @PathVariable Long[] ossIds) {
-		return toAjax(iSysOssService.deleteByIds(Arrays.asList(ossIds)) ? 1 : 0);
+		return toAjax(iSysOssService.deleteWithValidByIds(Arrays.asList(ossIds), true) ? 1 : 0);
 	}
 
 }

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