Makes CORS config global. Revamps and adds exceptions.

src/main/kotlin/net/halfbinary/prettyplayerapi/config/WebConfig.kt

@@ -0,0 +1,14 @@
+package net.halfbinary.prettyplayerapi.config
+
+import org.springframework.context.annotation.Configuration
+import org.springframework.web.servlet.config.annotation.CorsRegistry
+import org.springframework.web.servlet.config.annotation.EnableWebMvc
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer
+
+@Configuration
+@EnableWebMvc
+class WebConfig: WebMvcConfigurer {
+    override fun addCorsMappings(registry: CorsRegistry) {
+        registry.addMapping("/**")
+    }
+}

src/main/kotlin/net/halfbinary/prettyplayerapi/controller/CacheController.kt

@@ -1,14 +1,14 @@
 package net.halfbinary.prettyplayerapi.controller
 
 import net.halfbinary.prettyplayerapi.service.AlbumCacheService
-import org.springframework.web.bind.annotation.CrossOrigin
 import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RequestMapping
 import org.springframework.web.bind.annotation.RestController
 
 @RestController
-@CrossOrigin
+@RequestMapping("cache")
 class CacheController(private val albumCacheService: AlbumCacheService) {
-    @GetMapping("cache")
+    @GetMapping
     suspend fun refreshAlbumCache() {
         albumCacheService.refreshAlbumCache()
     }

src/main/kotlin/net/halfbinary/prettyplayerapi/controller/ImageController.kt

@@ -2,15 +2,12 @@ package net.halfbinary.prettyplayerapi.controller
 
 import net.halfbinary.prettyplayerapi.service.ImageService
 import org.springframework.http.MediaType
-import org.springframework.web.bind.annotation.CrossOrigin
+import org.springframework.web.bind.annotation.*
-import org.springframework.web.bind.annotation.GetMapping
-import org.springframework.web.bind.annotation.PathVariable
-import org.springframework.web.bind.annotation.RestController
 
 @RestController
-@CrossOrigin
+@RequestMapping("image")
 class ImageController(private val imageService: ImageService) {
-    @GetMapping(value = ["image/{id}"], produces = [MediaType.IMAGE_JPEG_VALUE])
+    @GetMapping(value = ["/{id}"], produces = [MediaType.IMAGE_JPEG_VALUE])
     fun getImage(@PathVariable("id") id: String): ByteArray {
         return imageService.getImage(id).readBytes()
     }

src/main/kotlin/net/halfbinary/prettyplayerapi/controller/MusicController.kt

@@ -7,10 +7,9 @@ import org.springframework.web.servlet.mvc.method.annotation.StreamingResponseBo
 
 @RestController
 @RequestMapping("music")
-@CrossOrigin
 class MusicController(private val musicService: MusicService) {
 
-    @GetMapping(value = ["/album/{albumHash}/{trackNumber}"], produces = ["audio/mpeg3"])
+    @GetMapping(value = ["/album/{albumHash}/track/{trackNumber}"], produces = ["audio/mpeg3"])
     fun getAlbum(@PathVariable albumHash: String, @PathVariable trackNumber: Int): ResponseEntity<StreamingResponseBody> {
         val track = musicService.getMusic(albumHash, trackNumber)
         val responseBody = StreamingResponseBody { stream -> stream.write(track.readBytes()) }

src/main/kotlin/net/halfbinary/prettyplayerapi/exception/AlbumFolderNotFoundException.kt

@@ -0,0 +1,4 @@
+package net.halfbinary.prettyplayerapi.exception
+
+class AlbumFolderNotFoundException(folder: String) : RuntimeException("Album folder $folder does not exist") {
+}

src/main/kotlin/net/halfbinary/prettyplayerapi/exception/AlbumHashNotFoundException.kt

@@ -1,4 +1,4 @@
 package net.halfbinary.prettyplayerapi.exception
 
-class AlbumHashNotFoundException(message: String) : RuntimeException(message) {
+class AlbumHashNotFoundException(hash: String) : RuntimeException("Album hash $hash not found") {
 }

src/main/kotlin/net/halfbinary/prettyplayerapi/exception/EnvironmentVariableNotFoundException.kt

@@ -1,4 +1,4 @@
 package net.halfbinary.prettyplayerapi.exception
 
-class EnvironmentVariableNotFoundException(message: String) : RuntimeException(message) {
+class EnvironmentVariableNotFoundException(envVar: String) : RuntimeException("Environment variable $envVar does not exist, please specify") {
 }