新增 scheme 强制替换为 https 的过滤器，用于当 nginx 配置了 ssl，而被代理的系统不采用 ssl 的时候使用。

modules/core/src/main/java/com/jeesite/modules/config/web/SchemeHttpsConfig.java

@@ -0,0 +1,70 @@
+/**
+ * Copyright (c) 2013-Now http://jeesite.com All rights reserved.
+ */
+package com.jeesite.modules.config.web;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletRequestWrapper;
+
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.boot.web.servlet.FilterRegistrationBean;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.Ordered;
+
+/**
+ * 将请求协议转换为 https
+ * @author ThinkGem
+ * @version 2020年1月21日
+ */
+@Configuration
+@ConditionalOnProperty(name="server.schemeHttps", havingValue="true", matchIfMissing=false)
+public class SchemeHttpsConfig {
+
+	@Bean
+	public FilterRegistrationBean<Filter> schemeFilterRegistrationBean() {
+		FilterRegistrationBean<Filter> bean = new FilterRegistrationBean<>();
+		bean.setOrder(Ordered.HIGHEST_PRECEDENCE);
+		bean.setFilter(new Filter() {
+			
+			@Override
+			public void init(FilterConfig filterConfig) throws ServletException {}
+
+			@Override
+			public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
+				chain.doFilter(new HttpServletRequestWrapper((HttpServletRequest) request) {
+					
+					@Override
+					public String getScheme() {
+						return "https";
+					}
+
+					@Override
+					public StringBuffer getRequestURL() {
+						StringBuffer sb = super.getRequestURL();
+						if ("http:".equals(sb.substring(0, 5))){
+							return sb.replace(0, 5, "https:");
+						}else{
+							return sb;
+						}
+					}
+					
+				}, response);
+			}
+
+			@Override
+			public void destroy() {}
+		});
+		bean.addUrlPatterns("/*");
+		return bean;
+	}
+
+}

web/src/main/resources/config/application.yml

@@ -26,6 +26,9 @@ server:
   tomcat:
     uri-encoding: UTF-8
     
+  # 将请求协议转换为 https
+  schemeHttps: false
+    
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