From 89b6747d5d2c366a6372a7a18ddf2139e18b9bee Mon Sep 17 00:00:00 2001 From: x ronger Date: Sun, 18 Oct 2020 18:58:50 +0800 Subject: [PATCH] =?UTF-8?q?:sparkles:=20vditor=20LinkToImageUrl=20?= =?UTF-8?q?=E5=AE=9E=E7=8E=B0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../rymcu/vertical/dto/LinkToImageUrlDTO.java | 15 ++++ .../web/api/common/UploadController.java | 80 ++++++++++++++++++- 2 files changed, 91 insertions(+), 4 deletions(-) create mode 100644 src/main/java/com/rymcu/vertical/dto/LinkToImageUrlDTO.java diff --git a/src/main/java/com/rymcu/vertical/dto/LinkToImageUrlDTO.java b/src/main/java/com/rymcu/vertical/dto/LinkToImageUrlDTO.java new file mode 100644 index 0000000..8a0ab8f --- /dev/null +++ b/src/main/java/com/rymcu/vertical/dto/LinkToImageUrlDTO.java @@ -0,0 +1,15 @@ +package com.rymcu.vertical.dto; + +import lombok.Data; + +/** + * @author ronger + */ +@Data +public class LinkToImageUrlDTO { + + private String url; + + private Integer type; + +} diff --git a/src/main/java/com/rymcu/vertical/web/api/common/UploadController.java b/src/main/java/com/rymcu/vertical/web/api/common/UploadController.java index 7c8348e..338ee75 100644 --- a/src/main/java/com/rymcu/vertical/web/api/common/UploadController.java +++ b/src/main/java/com/rymcu/vertical/web/api/common/UploadController.java @@ -2,6 +2,7 @@ package com.rymcu.vertical.web.api.common; import com.rymcu.vertical.core.result.GlobalResult; import com.rymcu.vertical.core.result.GlobalResultGenerator; +import com.rymcu.vertical.dto.LinkToImageUrlDTO; import com.rymcu.vertical.dto.TokenUser; import com.rymcu.vertical.jwt.def.JwtConstants; import com.rymcu.vertical.util.FileUtils; @@ -16,12 +17,16 @@ import org.springframework.web.bind.annotation.*; import org.springframework.web.multipart.MultipartFile; import javax.servlet.http.HttpServletRequest; +import java.io.ByteArrayOutputStream; import java.io.File; import java.io.IOException; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Map; -import java.util.Set; +import java.io.InputStream; +import java.net.HttpURLConnection; +import java.net.MalformedURLException; +import java.net.URL; +import java.net.URLDecoder; +import java.nio.charset.Charset; +import java.util.*; /** * 文件上传控制器 @@ -34,6 +39,7 @@ public class UploadController { private final static String UPLOAD_SIMPLE_URL = "/api/upload/file"; private final static String UPLOAD_URL = "/api/upload/file/batch"; + private final static String LINK_TO_IMAGE_URL = "/api/upload/file/link"; public static final String ctxHeadPicPath = "/usr/local/src/nebula/static"; @PostMapping("/file") @@ -131,6 +137,7 @@ public class UploadController { Map map = new HashMap(2); map.put("uploadToken", tokenUser.getToken()); map.put("uploadURL", UPLOAD_SIMPLE_URL); + map.put("linkToImageURL", LINK_TO_IMAGE_URL); return GlobalResultGenerator.genSuccessResult(map); } @@ -144,9 +151,57 @@ public class UploadController { Map map = new HashMap(2); map.put("uploadToken", tokenUser.getToken()); map.put("uploadURL", UPLOAD_URL); + map.put("linkToImageURL", LINK_TO_IMAGE_URL); return GlobalResultGenerator.genSuccessResult(map); } + @PostMapping("/file/link") + public GlobalResult linkToImageUrl(@RequestBody LinkToImageUrlDTO linkToImageUrlDTO) throws IOException { + String url = linkToImageUrlDTO.getUrl(); + URL link = new URL(url); + HttpURLConnection conn = (HttpURLConnection)link.openConnection(); + //设置超时间为3秒 + conn.setConnectTimeout(3*1000); + //防止屏蔽程序抓取而返回403错误 + conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.75 Safari/537.36"); + conn.setRequestProperty("referer", ""); + + //得到输入流 + InputStream inputStream = conn.getInputStream(); + //获取自己数组 + byte[] getData = readInputStream(inputStream); + Integer type = linkToImageUrlDTO.getType(); + if (Objects.isNull(type)) { + type = 1; + } + String typePath = getTypePath(type); + //图片存储路径 + String dir = ctxHeadPicPath + "/" + typePath; + File file = new File(dir); + if (!file.exists()) { + file.mkdirs();// 创建文件根目录 + } + + String localPath = Utils.getProperty("resource.file-path") + "/" + typePath + "/"; + + String orgName = url.substring(url.lastIndexOf(".")); + String fileName = System.currentTimeMillis() + FileUtils.getExtend(orgName).toLowerCase(); + + String savePath = file.getPath() + File.separator + fileName; + + Map data = new HashMap(2); + File saveFile = new File(savePath); + try { + FileCopyUtils.copy(getData, saveFile); + data.put("originalURL", url); + data.put("url", localPath + fileName); + } catch (IOException e) { + data.put("message", "上传失败!"); + } + return GlobalResultGenerator.genSuccessResult(data); + + } + public static String uploadBase64File(String fileStr, Integer type) { if (StringUtils.isBlank(fileStr)) { return ""; @@ -171,4 +226,21 @@ public class UploadController { } return fileStr; } + + /** + * 从输入流中获取字节数组 + * @param inputStream + * @return + * @throws IOException + */ + public static byte[] readInputStream(InputStream inputStream) throws IOException { + byte[] buffer = new byte[1024]; + int len = 0; + ByteArrayOutputStream bos = new ByteArrayOutputStream(); + while((len = inputStream.read(buffer)) != -1) { + bos.write(buffer, 0, len); + } + bos.close(); + return bos.toByteArray(); + } }