package de.micromata.borgbutler.server
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import de.micromata.borgbutler.EmphasizedLogSupport
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import mu.KotlinLogging
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import org.springframework.context.annotation.Bean
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import org.springframework.context.annotation.Configuration
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import org.springframework.web.servlet.ViewResolver
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import org.springframework.web.servlet.config.annotation.*
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import org.springframework.web.servlet.view.InternalResourceViewResolver
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import java.nio.file.Paths
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private val log = KotlinLogging.logger {}
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@Configuration
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@EnableWebMvc
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open class WebConfig : WebMvcConfigurer {
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override fun addResourceHandlers(registry: ResourceHandlerRegistry) {
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if (RunningMode.webBundled()) {
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registry.addResourceHandler("/**").addResourceLocations(*CLASSPATH_RESOURCE_LOCATIONS);
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} else {
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val localWebDir = Paths.get(".", "borgbutler-webapp", "build").toFile()
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if (localWebDir.isDirectory) {
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registry.addResourceHandler("/**").addResourceLocations(localWebDir.toURI().toString());
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} else {
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log.warn { "*** Can't locate React application. You should run npm/yarn build/start and/or check this path: ${localWebDir.absolutePath}" }
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}
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}
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}
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@Bean
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open fun getViewResolver(): ViewResolver? {
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val resolver = InternalResourceViewResolver()
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resolver.setSuffix(".html")
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return resolver
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}
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override fun configurePathMatch(configurer: PathMatchConfigurer) {
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configurer.isUseTrailingSlashMatch = true
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}
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override fun addViewControllers(registry: ViewControllerRegistry) {
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// https://stackoverflow.com/questions/39331929/spring-catch-all-route-for-index-html
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registry.addViewController("/")
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.setViewName("forward:/index.html")
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// Map "/word", "/word/word", and "/word/word/word" - except for anything starting with "/api/..." or ending with
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// a file extension like ".js" - to index.html. By doing this, the client receives and routes the url. It also
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// allows client-side URLs to be bookmarked.
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// Single directory level - no need to exclude "rest" (api)
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registry.addViewController("/{x:[\\w\\-]+}")
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.setViewName("forward:/index.html")
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// Multi-level directory path, need to exclude "rest" on the first part of the path
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registry.addViewController("/{x:^(?!rest$).*$}/**/{y:[\\w\\-]+}")
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.setViewName("forward:/index.html")
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}
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override fun addCorsMappings(registry: CorsRegistry) {
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if (RunningMode.webDevelopment) {
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val emphasizedLog = EmphasizedLogSupport(log)
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emphasizedLog.logLevel = EmphasizedLogSupport.LogLevel.WARN
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emphasizedLog.log("ATTENTION!")
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emphasizedLog.log("")
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emphasizedLog.log("Running in web dev mode!")
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emphasizedLog.log("")
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emphasizedLog.log("Don't deliver this app in dev mode due to security reasons (CrossOriginFilter is set)!")
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emphasizedLog.logEnd()
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registry.addMapping("/**")
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}
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}
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companion object {
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private val CLASSPATH_RESOURCE_LOCATIONS = arrayOf("classpath:/webapp/static/", "classpath:/webapp/")
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}
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}
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