From 8ede6183253248e497d391a0902bb5d41181b3bf Mon Sep 17 00:00:00 2001
From: yangys <y_ys79@sina.com>
Date: 星期二, 12 八月 2025 20:39:18 +0800
Subject: [PATCH] 文件处理

---
 blade-service/blade-mdm/src/main/java/org/springblade/mdm/gkw/programnode/service/MachineFileService.java |   94 +++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 94 insertions(+), 0 deletions(-)

diff --git a/blade-service/blade-mdm/src/main/java/org/springblade/mdm/gkw/programnode/service/MachineFileService.java b/blade-service/blade-mdm/src/main/java/org/springblade/mdm/gkw/programnode/service/MachineFileService.java
index faf428c..dbe2c10 100644
--- a/blade-service/blade-mdm/src/main/java/org/springblade/mdm/gkw/programnode/service/MachineFileService.java
+++ b/blade-service/blade-mdm/src/main/java/org/springblade/mdm/gkw/programnode/service/MachineFileService.java
@@ -3,12 +3,28 @@
 
 import lombok.AllArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.springblade.core.log.exception.ServiceException;
 import org.springblade.core.mp.base.BizServiceImpl;
+import org.springblade.core.tool.utils.Charsets;
 import org.springblade.core.tool.utils.Func;
+import org.springblade.mdm.basesetting.machine.MachineService;
+import org.springblade.mdm.basesetting.machine.entity.Machine;
 import org.springblade.mdm.gkw.programnode.entity.MachineFile;
 import org.springblade.mdm.gkw.programnode.mapper.MachineFileMapper;
+import org.springblade.mdm.utils.FileContentUtil;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.List;
 
 /**
@@ -20,6 +36,84 @@
 @Service
 @AllArgsConstructor
 public class MachineFileService extends BizServiceImpl<MachineFileMapper, MachineFile> {
+	private final MachineService machineService;
+	/**
+	 * 妫�娴嬫枃浠舵槸鍚﹀瓨鍦�
+	 * @param name 鏂囦欢鍚�
+	 * @param md5 鏂囦欢md5
+	 * @param machineCode 鎵�灞炴満搴�
+	 * @return 鏄惁瀛樺湪浜庡簱鍐�
+	 */
+	public boolean fileExists(String name, String md5,String machineCode) {
+		return this.lambdaQuery().eq(MachineFile::getName, name).eq(MachineFile::getMd5, md5).eq(MachineFile::getMachineCode, machineCode).count()>0;
+	}
 
+	@Transactional(readOnly = true)
+	public String getMachineFileContent(Long id) {
+		MachineFile machineFile = getById(id);
+		Machine machine = machineService.getByCode(machineFile.getMachineCode());
 
+		String filePathStr = getBasePath(machine,machineFile.getDirType())+ File.separator+machineFile.getName();
+
+		String content;
+
+		Path filePath = Paths.get(filePathStr);
+		if(!filePath.toFile().exists()){
+			return StringUtils.EMPTY;
+		}
+		try (InputStream inputStream = Files.newInputStream(filePath)) {
+			// 浣跨敤杈撳叆娴佽鍙栨枃浠跺唴瀹�
+			content = FileContentUtil.getContentFromStream(inputStream);
+		} catch (IOException e) {
+			log.error("璇诲彇鏂囦欢md5澶辫触",e);
+			return StringUtils.EMPTY;
+		}
+
+		return content;
+	}
+
+	/**
+	 * 鑾峰彇鍩烘湰璺緞
+	 * @param machine
+	 * @param dirType
+	 * @return
+	 */
+	public static String getBasePath(Machine machine,String dirType){
+		String dirPath;
+		switch (dirType) {
+			case MachineFile.DIR_TYPE_REC:
+				dirPath = machine.getProgReceiveDir();
+				break;
+			case MachineFile.DIR_TYPE_SEND:
+				dirPath = machine.getProgSendDir();
+				break;
+			case MachineFile.DIR_TYPE_TEMP:
+				dirPath = machine.getProgTempDir();
+				break;
+			default:
+				log.warn("鐩綍绫诲瀷涓嶅尮閰�:{}",dirType);
+				return null;//涓嶇鍚堜换浣曠被鍨嬶紝鐩存帴閫�鍑�
+		}
+		return dirPath;
+	}
+
+	@Transactional
+	public void saveFileConent(Long id, String content) throws IOException {
+		MachineFile machineFile = getById(id);
+		Machine machine = machineService.getByCode(machineFile.getMachineCode());
+
+		String filePathStr = getBasePath(machine,machineFile.getDirType())+ File.separator+machineFile.getName();
+		Path filePath = Paths.get(filePathStr);
+		String charsetName = "UTF-8";
+		try (InputStream inputStream = Files.newInputStream(filePath)) {
+			// 浣跨敤杈撳叆娴佽鍙栨枃浠跺唴瀹�
+			charsetName = FileContentUtil.detectFromInputStream(inputStream);
+		} catch (IOException e) {
+			log.error("璇诲彇鏂囦欢缂栫爜澶辫触",e);
+			throw new ServiceException("鑾峰彇鏂囦欢缂栫爜澶辫触");
+		}
+
+		FileUtils.writeStringToFile(filePath.toFile(),content,charsetName);
+
+	}
 }

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