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Fix static file decoding in vertx-http
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78 changes: 78 additions & 0 deletions
78
extensions/vertx-http/runtime/src/main/java/io/quarkus/vertx/http/runtime/RoutingUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| package io.quarkus.vertx.http.runtime; | ||
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| import java.net.URI; | ||
| import java.util.Set; | ||
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| import io.vertx.core.http.HttpHeaders; | ||
| import io.vertx.core.http.impl.MimeMapping; | ||
| import io.vertx.ext.web.RoutingContext; | ||
| import io.vertx.ext.web.handler.StaticHandler; | ||
|
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| public final class RoutingUtils { | ||
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| private RoutingUtils() throws IllegalAccessException { | ||
| throw new IllegalAccessException("Avoid direct instantiation"); | ||
| } | ||
|
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| /** | ||
| * Get the normalized and decoded path: | ||
| * - normalize based on RFC3986 | ||
| * - convert % encoded characters to their non encoded form (using {@link java.net.URI}) | ||
| * - invalid if the path contains '?' (query section of the path) | ||
| * | ||
| * @param ctx the RoutingContext | ||
| * @return the normalized and decoded path or null if not valid | ||
| */ | ||
| public static String getNormalizedAndDecodedPath(RoutingContext ctx) { | ||
| String normalizedPath = ctx.normalizedPath(); | ||
| if (normalizedPath.contains("?")) { | ||
| return null; | ||
| } | ||
| return URI.create(normalizedPath).getPath(); | ||
| } | ||
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| /** | ||
| * Normalize and decode the path then strip the mount point from it | ||
| * | ||
| * @param ctx the RoutingContext | ||
| * @return the normalized and decoded path without the mount point or null if not valid | ||
| */ | ||
| public static String resolvePath(RoutingContext ctx) { | ||
| String path = getNormalizedAndDecodedPath(ctx); | ||
| if (path == null) { | ||
| return null; | ||
| } | ||
| return (ctx.mountPoint() == null) ? path | ||
| : path.substring( | ||
| // let's be extra careful here in case Vert.x normalizes the mount points at | ||
| // some point | ||
| ctx.mountPoint().endsWith("/") ? ctx.mountPoint().length() - 1 : ctx.mountPoint().length()); | ||
| } | ||
|
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| /** | ||
| * Enabled compression by removing CONTENT_ENCODING header as specified in Vert.x when the media-type should be compressed | ||
| * and config enable compression. | ||
| * | ||
| * @param config | ||
| * @param compressMediaTypes | ||
| * @param ctx | ||
| * @param path | ||
| */ | ||
| public static void compressIfNeeded(HttpBuildTimeConfig config, Set<String> compressMediaTypes, RoutingContext ctx, | ||
| String path) { | ||
| if (config.enableCompression && isCompressed(compressMediaTypes, path)) { | ||
| // VertxHttpRecorder is adding "Content-Encoding: identity" to all requests if compression is enabled. | ||
| // Handlers can remove the "Content-Encoding: identity" header to enable compression. | ||
| ctx.response().headers().remove(HttpHeaders.CONTENT_ENCODING); | ||
| } | ||
| } | ||
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| private static boolean isCompressed(Set<String> compressMediaTypes, String path) { | ||
| if (compressMediaTypes.isEmpty()) { | ||
| return false; | ||
| } | ||
| final String resourcePath = path.endsWith("/") ? path + StaticHandler.DEFAULT_INDEX_PAGE : path; | ||
| final String contentType = MimeMapping.getMimeTypeForFilename(resourcePath); | ||
| return contentType != null && compressMediaTypes.contains(contentType); | ||
| } | ||
| } |
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