function uploadVideo() {var me = this;wx.chooseVideo({sourceType: ['album'],success(res) {console.log(res);var duration = res.duration;var tmpheight = res.height;var tmpwidth = res.width;var tmpVideoUrl = res.tempFilePath;var tmpCoverUrl = res.thumbTempFilePath;if (duration > 11) {wx.showToast({title: '视频长度不能超过10秒...',icon: "none",duration: 2500})} else if (duration < 1) {wx.showToast({title: '视频长度不能小于1秒...',icon: "none",duration: 2500})} else {//打开选择bgm的页面
        wx.navigateTo({url: '../chooseBgm/chooseBgm?duration=' + duration +"&tmpHeight=" + tmpheight +"&tmpWidth=" + tmpwidth +"&tmpVideoUrl=" + tmpVideoUrl +"&tmpCoverUrl=" + tmpCoverUrl,})}}})
}module.exports = {uploadVideo: uploadVideo
}

package com.imooc;import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;import com.imooc.controller.interceptor.MiniInterceptor;@Configuration
public class WebMvcConfig extends WebMvcConfigurerAdapter {@Overridepublic void addResourceHandlers(ResourceHandlerRegistry registry) {registry.addResourceHandler("/**").addResourceLocations("classpath:/META-INF/resources/").addResourceLocations("file:D:/imooc_videos_dev/");}/** 在spring中注册*/@Beanpublic MiniInterceptor miniInterceptor() {return new MiniInterceptor();}/**拦截器注册*/@Overridepublic void addInterceptors(InterceptorRegistry registry) {registry.addInterceptor(miniInterceptor()).addPathPatterns("/user/**");super.addInterceptors(registry);}}

package com.imooc.controller.interceptor;import java.io.IOException;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;import com.imooc.utils.IMoocJSONResult;
import com.imooc.utils.JsonUtils;
import com.imooc.utils.RedisOperator;public class MiniInterceptor implements HandlerInterceptor {@Autowiredpublic RedisOperator redis;public static final String USER_REDIS_SESSION = "user-redis-session";/*** 拦截请求，在controller调用之前*/@Overridepublic boolean preHandle(HttpServletRequest request, HttpServletResponse response,Object arg2) throws Exception {System.out.println("已进入拦截器");String userId = request.getHeader("userId");String userToken = request.getHeader("userToken");if(StringUtils.isNotBlank(userId) && StringUtils.isNoneBlank(userToken)) {String uniqueToken = redis.get(USER_REDIS_SESSION + ":" + userId);if(StringUtils.isEmpty(uniqueToken) && StringUtils.isBlank(uniqueToken)) {System.out.println("请登录...");returnErrorResponse(response, new IMoocJSONResult().errorTokenMsg("请登录..."));return false;}else {//如果业务要求限制一台手机上登陆，就要进行以下验证//当账号已经在登录状态时，uniqueToken已经被重新设置了，别的手机端登录uniqueToken和userToken就会不一样。if(!uniqueToken.equals(userToken)) {System.out.println("账号被挤出");returnErrorResponse(response, new IMoocJSONResult().errorTokenMsg("账号被挤出"));return false;}}}else {System.out.println("请登录...");returnErrorResponse(response, new IMoocJSONResult().errorTokenMsg("请登录..."));return false;}/*** 返回 false：请求被拦截，返回* 返回 true ：请求OK，可以继续执行，放行*/return true;}public void returnErrorResponse(HttpServletResponse response, IMoocJSONResult result) throws IOException, UnsupportedEncodingException {OutputStream out=null;try{response.setCharacterEncoding("utf-8");response.setContentType("text/json");out = response.getOutputStream();out.write(JsonUtils.objectToJson(result).getBytes("utf-8"));out.flush();} finally{if(out!=null){out.close();}}}/*** 请求controller之后，渲染视图之前*/@Overridepublic void postHandle(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, ModelAndView arg3)throws Exception {// TODO Auto-generated method stub
}/*** 请求controller之后，视图渲染之后*/@Overridepublic void afterCompletion(HttpServletRequest arg0, HttpServletResponse arg1, Object arg2, Exception arg3)throws Exception {// TODO Auto-generated method stub
}}