微信小程序语音同步智能识别的实现案例代码解析

"plugins": {
 "WechatSI": {
 "version": "0.3.3",
 "provider": "wx069ba97219f66d99"
 }
 },

/* index.js */

const plugin = requirePlugin("WechatSI")

// 获取**全局唯一**的语音识别管理器**recordRecoManager**
const manager = plugin.getRecordRecognitionManager()

//导入插件
const plugin = requirePlugin("WechatSI");
// 获取**全局唯一**的语音识别管理器**recordRecoManager**
const manager = plugin.getRecordRecognitionManager();

/**
 * 加载进行初始化
 */
 onLoad: function () {
 	//获取录音权限
	app.getRecordAuth();
	//初始化语音识别回调
 this.initRecord();
 },

 ...
 
/**
 * 初始化语音识别回调
 * 绑定语音播放开始事件
 */
 initRecord: function () {
 //有新的识别内容返回，则会调用此事件
 manager.onRecognize = (res) => {
 let currentData = Object.assign({}, this.data.currentTranslate, {
 text: res.result,
 });
 this.setData({
 currentTranslate: currentData,
 });
 this.scrollToNew();
 };

 // 识别结束事件
 manager.onStop = (res) => {
 let text = res.result;

 console.log(res.tempFilePath);

 if (text == "") {
 this.showRecordEmptyTip();
 return;
 }

 let lastId = this.data.lastId + 1;

 let currentData = Object.assign({}, this.data.currentTranslate, {
 text: res.result,
 translateText: "正在识别中",
 id: lastId,
 voicePath: res.tempFilePath,
 duration: res.duration
 });

 this.setData({
 currentTranslate: currentData,
 recordStatus: 1,
 lastId: lastId,
 });
 //将当前识别内容与语音文件加入列表
 this.addRecordFile(currentData, this.data.dialogList.length);
 //刷新列表
	 this.scrollToNew();
 };

 // 识别错误事件
 manager.onError = (res) => {
 this.setData({
 recording: false,
 bottomButtonDisabled: false,
 });
 };

 },

 /**
 * 按住按钮开始语音识别
 */
 streamRecord: function (e) {
 let detail = e.detail || {};
 let buttonItem = detail.buttonItem || {};
 //开始中文录音
 manager.start({
 lang: buttonItem.lang,
 });

 this.setData({
 recordStatus: 0,
 recording: true,
 currentTranslate: {
 // 当前语音输入内容
 create: util.recordTime(new Date()),
 text: "正在聆听中",
 lfrom: buttonItem.lang,
 lto: buttonItem.lto,
 },
 });
 //刷新列表
 this.scrollToNew();
 },

 /**
 * 松开按钮结束语音识别
 */
 streamRecordEnd: function (e) {
 let detail = e.detail || {}; // 自定义组件触发事件时提供的detail对象
 let buttonItem = detail.buttonItem || {};

 // 防止重复触发stop函数
 if (!this.data.recording || this.data.recordStatus != 0) {
 console.warn("has finished!");
 return;
 }

 manager.stop();

 this.setData({
 bottomButtonDisabled: true,
 });
 },

/**
 * 页面的初始数据
 */
 data: {
 edit_text_max: 200,
 remain_length: 200,
 edit_text: "",
 is_focus: false,
 tips: "",
 index: -1,
 voicePath: "",
 
 },

/**
 * 加载初始化
 */
 onLoad: function (options) {
 //根据传入的文字内容填充编辑框
 this.setEditText(options.content)
 
 this.setData({
 index: index,
 oldText:options.content,
 voicePath: options.voicePath
 })
 
 },

 /**
 * 编辑文字
 */
 editInput: function (event) {
 console.log(event)
 if (event.detail.value.length > this.getEditTextMax()) {

 } else {
 this.data.edit_text = event.detail.value
 this.updateRemainLength(this.data.edit_text)
 }
 },

 /**
 * 上传文字与语音文件
 */
 editConfirm: function (event) {
 let json=this.data.edit_text
 //调用微信上传文件api将信息上传至服务端webApi
 wx.uploadFile({
 url: api.wxFileUploadUrl,
 filePath: this.data.voicePath,
 name: "file",
 header: {
 Authorization: wx.getStorageSync("loginFlag"),
 "Content-Type": "multipart/form-data",
 },
 formData: {
 openId: app.globalData.userInfo.openId,
 realName: "语音文件",
 json: JSON.stringify(json),
 },
 success: (result) => {
 console.log("success:", result);
 if (result.statusCode == "200") {
  let data = JSON.parse(result.data);
  console.log("data", data);
  if (data.success == true) {
  let module = data.module;
  console.log("module", module);
  app.showInfo("上传成功");  
  setTimeout( ()=>{
  wx.navigateBack();
  }, 2000)
   
  } else {
  app.showInfo("异常错误" + data.errMsg + ",请重新进入");
  wx.navigateTo({
  url: "/pages/index/index",
  });
  }
 } else {
  app.showInfo("访问后台异常,重新进入系统");
  wx.navigateTo({
  url: "/pages/index/index",
  });
 }
 },
 fail: (result) => {
 console.log("fail", result);
 wx.navigateTo({
  url: "/pages/index/index",
 });
 },
 complete: () => {},
 });

 },

/**
 * 文件信息表
 *
 * @author zhuhuix
 * @date 2020-04-20
 */
@Entity
@Getter
@Setter
@Table(name = "upload_file")
public class UploadFile {

 @Id
 @GeneratedValue(strategy = GenerationType.IDENTITY)
 @NotNull(groups = Update.class)
 private Long id;

 /**
 * 文件实际名称
 */
 @Column(name = "real_name")
 private String realName;

 /**
 * 文件名
 */
 @NotNull
 @Column(name = "file_name")
 private String fileName;

 /**
 * 文件主名称
 */
 @NotNull
 @Column(name = "primary_name")
 private String primaryName;

 /**
 * 文件扩展名
 */
 @NotNull
 private String extension;

 /**
 * 存放路径
 */
 @NotNull
 private String path;

 /**
 * 文件类型
 */
 private String type;

 /**
 * 文件大小
 */
 private Long size;

 /**
 * 上传人
 */
 private String uploader;

 @JsonIgnore
 @Column(name = "create_time")
 @CreationTimestamp
 private Timestamp createTime;

 public UploadFile(String realName, @NotNull String fileName, @NotNull String primaryName, @NotNull String extension, @NotNull String path, String type, Long size, String uploader) {
 this.realName = realName;
 this.fileName = fileName;
 this.primaryName = primaryName;
 this.extension = extension;
 this.path = path;
 this.type = type;
 this.size = size;
 this.uploader = uploader;
 }

 @Override
 public String toString() {
 return "UploadFile{" +
  "fileName='" + fileName + '\'' +
  ", uploader='" + uploader + '\'' +
  ", createTime=" + createTime +
  '}';
 }
}

/**
 * 上传文件DAO接口层
 *
 * @author zhuhuix
 * @date 2020-04-03
 */
public interface UploadFileRepository extends JpaRepository<UploadFile, Long>, JpaSpecificationExecutor<UploadFile> {
//该接口继承JpaRepository及CrudRepository接口，已实现了如findById,save,delete等CRUD方法
}

/**
 * 文件上传接口定义
 *
 * @author zhuhuix
 * @date 2020-04-20
 */
public interface UploadFileTool {

 /**
 * 文件上传
 * @param multipartFile 文件
 * @return 上传信息
 */
 UploadFile upload(String uploader,String realName,MultipartFile multipartFile);
}

/**
 * 文件上传实现类
 *
 * @author zhuhuix
 * @date 2020-04-20
 */
@Service
@Transactional(propagation = Propagation.SUPPORTS, readOnly = true, rollbackFor = Exception.class)
public class UploadFileToolImpl implements UploadFileTool {

 private final UploadFileRepository uploadFileRepository;

 @Value("${uploadFile.path}")
 private String path;

 @Value("${uploadFile.maxSize}")
 private long maxSize;

 public UploadFileToolImpl(UploadFileRepository uploadFileRepository) {
 this.uploadFileRepository = uploadFileRepository;
 }

 @Override
 @Transactional(rollbackFor = Exception.class)
 public UploadFile upload(String uploader, String realName, MultipartFile multipartFile) {
 //检查文件大小
 if (multipartFile.getSize() > maxSize * Constant.MB) {
  throw new RuntimeException("超出文件上传大小限制" + maxSize + "MB");
 }
 //获取上传文件的主文件名与扩展名
 String primaryName = FileUtil.mainName(multipartFile.getOriginalFilename());
 String extension = FileUtil.extName(multipartFile.getOriginalFilename());
 //根据文件扩展名得到文件类型
 String type = getFileType(extension);
 //给上传的文件加上时间戳
 LocalDateTime date = LocalDateTime.now();
 DateTimeFormatter format = DateTimeFormatter.ofPattern("yyyyMMddhhmmssS");
 String nowStr = "-" + date.format(format);
 String fileName = primaryName + nowStr + "." + extension;

 try {
  String filePath = path + type + File.separator + fileName;
  File dest = new File(filePath).getCanonicalFile();
  if (!dest.getParentFile().exists()) {
  dest.getParentFile().mkdirs();
  }
  multipartFile.transferTo(dest);
  if (ObjectUtil.isNull(dest)) {
  throw new RuntimeException("上传文件失败");
  }

  UploadFile uploadFile = new UploadFile(realName, fileName, primaryName, extension, dest.getPath(), type, multipartFile.getSize(), uploader);
  return uploadFileRepository.save(uploadFile);

 } catch (Exception e) {
  e.printStackTrace();
  throw new RuntimeException(e.getMessage());
 }

 }

 /**
 * 根据文件扩展名给文件类型
 *
 * @param extension 文件扩展名
 * @return 文件类型
 */
 private static String getFileType(String extension) {
 String document = "txt doc pdf ppt pps xlsx xls docx csv";
 String music = "mp3 wav wma mpa ram ra aac aif m4a";
 String video = "avi mpg mpe mpeg asf wmv mov qt rm mp4 flv m4v webm ogv ogg";
 String image = "bmp dib pcp dif wmf gif jpg tif eps psd cdr iff tga pcd mpt png jpeg";
 if (image.contains(extension)) {
  return "image";
 } else if (document.contains(extension)) {
  return "document";
 } else if (music.contains(extension)) {
  return "music";
 } else if (video.contains(extension)) {
  return "video";
 } else {
  return "other";
 }
 }
}

# 测试环境文件存储路径
uploadFile:
 path: C:\startup\file\
 # 文件大小 /M
 maxSize: 50

/**
 * 微信小程序Crm webApi
 *
 * @author zhuhuix
 * @date 2020-03-30
 */
@Slf4j
@RestController
@RequestMapping("/api/wx-mini")
@Api(tags = "微信小程序Crm接口")
public class WxMiniCrmController {

 private final WxMiniCrm wxMiniCrm;

 public WxMiniCrmController(WxMiniCrm wxMiniCrm) {
 this.wxMiniCrm = wxMiniCrm;
 }

 @ApiOperation(value = "微信小程序端上传文件")
 @PostMapping(value = "/fileUpload")
 public ResponseEntity fileUpload(HttpServletRequest request) {
 MultipartHttpServletRequest req = (MultipartHttpServletRequest) request;

 MultipartFile multipartFile = req.getFile("file");
 String openId = req.getParameter("openId");
 String realName = req.getParameter("realName");
 String json = req.getParameter("json");

 return ResponseEntity.ok(wxMiniCrm.uploadFile(json, openId,realName, multipartFile));

 }
}

/**
 * 微信小程序CRM服务接口定义
 *
 * @author zhuhuix
 * @date 2020-04-20
 */
public interface WxMiniCrm {

 /**
 * 将微信小程序传入的json对象写入数据库，并同时将文件上传至服务端
 *
 * @param json  微信端传入json对象
 * @param openId 上传人
 * @param realName 文件实际名称
 * @param multipartFile 上传文件
 * @return 返回上传信息
 */
 Result<UploadFile> uploadFile(String json, String openId, String realName,MultipartFile multipartFile);
}

/**
 * 微信小程序CRM实现类
 *
 * @author zhuhuix
 * @date 2020-04-20
 */
@Slf4j
@Service
@Transactional(propagation = Propagation.SUPPORTS, readOnly = true, rollbackFor = Exception.class)
public class WxMiniCrmImpl implements WxMiniCrm {

 private final UploadFileTool uploadFileTool;

 public WxMiniCrmImpl(UploadFileTool uploadFileTool) {
 this.uploadFileTool = uploadFileTool;
 }

 @Override
 @Transactional(rollbackFor = Exception.class)
 public Result<UploadFile> uploadFile(String json, String openId,String realName, MultipartFile multipartFile) {
 return new Result<UploadFile>().ok(uploadFileTool.upload(openId,realName, multipartFile));
 }
}