唐耀东
2021-12-05 cdc4b8b1f21239b0bd313f7214d0f8b444efce20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
package com.ruoyi.framework.config;
 
import com.github.xiaoymin.knife4j.spring.annotations.EnableKnife4j;
import com.github.xiaoymin.knife4j.spring.extension.OpenApiExtensionResolver;
import com.ruoyi.common.properties.TokenProperties;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.spring.SpringUtils;
import com.ruoyi.framework.config.properties.SwaggerProperties;
import io.swagger.models.auth.In;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.*;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.contexts.SecurityContext;
import springfox.documentation.spring.web.plugins.Docket;
 
import javax.annotation.PostConstruct;
import java.util.ArrayList;
import java.util.List;
 
/**
 * Swagger 文档配置
 *
 * @author Lion Li
 */
@Configuration
@EnableKnife4j
public class SwaggerConfig {
 
    @Autowired
    private SwaggerProperties swaggerProperties;
 
    @Autowired
    private TokenProperties tokenProperties;
 
    @Autowired
    private OpenApiExtensionResolver openApiExtensionResolver;
 
    /**
     * 创建API
     */
    @PostConstruct
    public void createRestApi() {
        for (SwaggerProperties.Groups group : swaggerProperties.getGroups()) {
            String basePackage = group.getBasePackage();
            Docket docket = new Docket(DocumentationType.OAS_30)
                    .enable(swaggerProperties.getEnabled())
                    // 用来创建该API的基本信息,展示在文档的页面中(自定义展示的信息)
                    .apiInfo(apiInfo())
                    // 设置哪些接口暴露给Swagger展示
                    .select()
                    // 扫描所有有注解的api,用这种方式更灵活
                    //.apis(RequestHandlerSelectors.withMethodAnnotation(ApiOperation.class))
                    // 扫描指定包中的swagger注解
                    .apis(RequestHandlerSelectors.basePackage(basePackage))
                    // 扫描所有 .apis(RequestHandlerSelectors.any())
                    .paths(PathSelectors.any())
                    .build()
                    .groupName(group.getName())
                    // 设置安全模式,swagger可以设置访问token
                    .securitySchemes(securitySchemes())
                    .securityContexts(securityContexts())
                    .extensions(openApiExtensionResolver.buildExtensions(group.getName()))
                    .pathMapping(swaggerProperties.getPathMapping());
            String beanName = StringUtils.substringAfterLast(basePackage, ".") + "Docket";
            SpringUtils.registerBean(beanName, docket);
        }
    }
 
    /**
     * 安全模式,这里指定token通过Authorization头请求头传递
     */
    private List<SecurityScheme> securitySchemes() {
        List<SecurityScheme> apiKeyList = new ArrayList<SecurityScheme>();
        String header = tokenProperties.getHeader();
        apiKeyList.add(new ApiKey(header, header, In.HEADER.toValue()));
        return apiKeyList;
    }
 
    /**
     * 安全上下文
     */
    private List<SecurityContext> securityContexts() {
        List<SecurityContext> securityContexts = new ArrayList<>();
        securityContexts.add(
                SecurityContext.builder()
                        .securityReferences(defaultAuth())
                        .operationSelector(o -> o.requestMappingPattern().matches("/.*"))
                        .build());
        return securityContexts;
    }
 
    /**
     * 默认的安全上引用
     */
    private List<SecurityReference> defaultAuth() {
        AuthorizationScope authorizationScope = new AuthorizationScope("global", "accessEverything");
        AuthorizationScope[] authorizationScopes = new AuthorizationScope[1];
        authorizationScopes[0] = authorizationScope;
        List<SecurityReference> securityReferences = new ArrayList<>();
        securityReferences.add(new SecurityReference(tokenProperties.getHeader(), authorizationScopes));
        return securityReferences;
    }
 
    /**
     * 添加摘要信息
     */
    private ApiInfo apiInfo() {
        // 用ApiInfoBuilder进行定制
        SwaggerProperties.Contact contact = swaggerProperties.getContact();
        return new ApiInfoBuilder()
                // 设置标题
                .title(swaggerProperties.getTitle())
                // 描述
                .description(swaggerProperties.getDescription())
                // 作者信息
                .contact(new Contact(contact.getName(), contact.getUrl(), contact.getEmail()))
                // 版本
                .version(swaggerProperties.getVersion())
                .build();
    }
}