Improved the overall implementation for the DocCMiddleware middleware in the library target.

This commit is contained in:
2025-09-30 17:12:45 +02:00
parent 0fea58d295
commit 4dd7e62560
2 changed files with 104 additions and 96 deletions
@@ -23,26 +23,28 @@ import struct Logging.Logger
///
/// This middleware routes the contents of a `DocC` documentation container, defined by its resource URI paths, following these rules:
///
/// 1. *Redirects the URI path `/<ArchiveName>` to the path `/<ArchiveName>/`*;
/// 2. *Redirects the URI path `/<ArchiveName>/` to the path `/<ArchiveName>/documentation`*
/// 3. *Redirects the URI path `/<ArchiveName>/documentation` to the path `/<ArchiveName>/documentation/`*
/// 4. *Redirects the URI path `/<ArchiveName>/tutorials` to the path `/<ArchiveName>/tutorials/`*
/// 5. *Redirects the URI path `/<ArchiveName>/documentation/` to the resource on `/<ArchiveName>.doccarchive/documentation/<ArchiveReference>/index.html`*
/// 6. *Redirects the URI path `/<ArchiveName>/tutorials/` to the resource on `/<ArchiveName>.doccarchive/tutorials/<ArchiveReference>/index.html`*
/// 7. *Redirects the URI path `/<ArchiveName>/data/documentation.json` to the resource on `/<ArchiveName>.doccarchive/data/documentation/<ArchiveReference>.json`*
/// 8. *Redirects the URI path `/<ArchiveName>/favicon.ico` to the resource on `/<ArchiveName>.doccarchive/favicon.ico`*
/// 9. *Redirects the URI path `/<ArchiveName>/favicon.svg` to the resource on `/<ArchiveName>.doccarchive/favicon.svg`*
/// 10. *Redirects the URI path `/<ArchiveName>/theme-settings.json` to the resource on `/<ArchiveName>.doccarchive/theme-settings.json`*
/// 11. *Redirects the URI path `/<ArchiveName>/css/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/css/<path/to/file>`*
/// 12. *Redirects the URI path `/<ArchiveName>/data/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/data/<path/to/file>`*
/// 13. *Redirects the URI path `/<ArchiveName>/downloads/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/downloads/<path/to/file>`*
/// 14. *Redirects the URI path `/<ArchiveName>/images/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/images/<path/to/file>`*
/// 15. *Redirects the URI path `/<ArchiveName>/img/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/img/<path/to/file>`*
/// 16. *Redirects the URI path `/<ArchiveName>/index/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/index/<path/to/file>`*
/// 17. *Redirects the URI path `/<ArchiveName>/js/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/js/<path/to/file>`*
/// 18. *Redirects the URI path `/<ArchiveName>/videos/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/videos/<path/to/file>`*
/// 1. *Redirects the URI path `/<ArchiveName>` or `/<ArchiveName>` to the path `/<ArchiveName>/`*;
/// 2. *Redirects the URI path `/<ArchiveName>/documentation` to the path `/<ArchiveName>/documentation/`*
/// 3. *Redirects the URI path `/<ArchiveName>/tutorials` to the path `/<ArchiveName>/tutorials/`*
/// 4. *Redirects the URI path `/<ArchiveName>/documentation/` to the resource on `/<ArchiveName>.doccarchive/documentation/<ArchiveReference>/index.html`*
/// 5. *Redirects the URI path `/<ArchiveName>/tutorials/` to the resource on `/<ArchiveName>.doccarchive/tutorials/<ArchiveReference>/index.html`*
/// 6. *Redirects the URI path `/<ArchiveName>/data/documentation.json` to the resource on `/<ArchiveName>.doccarchive/data/documentation/<ArchiveReference>.json`*
/// 7. *Redirects the URI path `/<ArchiveName>/favicon.ico` to the resource on `/<ArchiveName>.doccarchive/favicon.ico`*
/// 8. *Redirects the URI path `/<ArchiveName>/favicon.svg` to the resource on `/<ArchiveName>.doccarchive/favicon.svg`*
/// 9. *Redirects the URI path `/<ArchiveName>/theme-settings.json` to the resource on `/<ArchiveName>.doccarchive/theme-settings.json`*
/// 10. *Redirects the URI path `/<ArchiveName>/css/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/css/<path/to/file>`*
/// 11. *Redirects the URI path `/<ArchiveName>/data/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/data/<path/to/file>`*
/// 12. *Redirects the URI path `/<ArchiveName>/downloads/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/downloads/<path/to/file>`*
/// 13. *Redirects the URI path `/<ArchiveName>/images/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/images/<path/to/file>`*
/// 14. *Redirects the URI path `/<ArchiveName>/img/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/img/<path/to/file>`*
/// 15. *Redirects the URI path `/<ArchiveName>/index/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/index/<path/to/file>`*
/// 16. *Redirects the URI path `/<ArchiveName>/js/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/js/<path/to/file>`*
/// 17. *Redirects the URI path `/<ArchiveName>/videos/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/videos/<path/to/file>`*
///
public struct DocCMiddleware<FileSystemProvider: FileProvider> {
public struct DocCMiddleware<
Context: RequestContext,
FileSystemProvider: FileProvider
> {
// MARK: Properties
@@ -53,7 +55,7 @@ public struct DocCMiddleware<FileSystemProvider: FileProvider> {
let logger: Logger
/// A use case that checks whether a received URI could be processed or not.
private let checkURI: CheckURIUseCase = .init()
private let checkURI: CheckURIUseCase
/// A use case that extracts data from a given URI path, essential for routing the documentation contents.
private let prepareURIPath: PrepareURIPathUseCase
@@ -97,6 +99,7 @@ public struct DocCMiddleware<FileSystemProvider: FileProvider> {
) {
self.logger = logger
self.fileProvider = fileProvider
self.checkURI = .init(uriRoot: configuration.uriRoot)
self.prepareURIPath = .init(uriRoot: configuration.uriRoot)
self.redirectURI = .init(logger: logger)
self.serveURI = .init(
@@ -105,95 +108,98 @@ public struct DocCMiddleware<FileSystemProvider: FileProvider> {
)
}
// MARK: Computed
/// A list of relative root URI paths to match against the relative path of a resource.
var rootPaths: [String] {[
.empty, .Path.forwardSlash
]}
}
// MARK: - RouterMiddleware
extension DocCMiddleware: RouterMiddleware {
// MARK: Type aliases
public typealias Context = RequestContext
public typealias Input = Request
public typealias Output = Response
// MARK: Functions
public func handle(
_ request: Input,
context: any Context,
next: (Input, any Context) async throws -> Output
_ request: Request,
context: Context,
next: (Request, Context) async throws -> Response
) async throws -> Output {
guard
let uriPath = checkURI(request.uri),
let uriData = prepareURIPath(uriPath)
let resource = prepareURIPath(uriPath)
else {
return try await next(request, context)
}
let rootPaths: [String] = [
String(format: .Format.Path.root, uriData.archiveName),
String(format: .Format.Path.folder, uriData.archiveName)
]
// Root URI Paths matching.
if rootPaths.contains(resource.relativePath) {
let uriRoot: String = if resource.relativePath.isEmpty {
.init(format: .Format.Path.forwardSlash, uriPath)
} else {
uriPath
}
if rootPaths.contains(uriData.resourcePath) {
// Rule #1: Redirects the URI path /<ArchiveName> or /<ArchiveName>/ to the path /<ArchiveName>/documentation
return redirectURI(
uriPath.hasSuffix(.Path.forwardSlash)
// Rule #2: Redirects the URI path /<ArchiveName>/ to the path /<ArchiveName>/documentation
? String(format: .Format.Path.documentation, uriPath)
// Rule #1: Redirects the URI path /<ArchiveName> to the path /<ArchiveName>/
: String(format: .Format.Path.forwardSlash, uriPath),
String(format: .Format.Path.documentation, uriRoot),
with: (request, context)
)
}
// Asset files matching.
for assetFile in AssetFile.allCases {
if uriData.resourcePath.contains(assetFile.path) {
if resource.relativePath.hasPrefix(assetFile.path) {
return try await serveURI(
assetFile == .documentation
// Rule #7: Redirects the URI path /<ArchiveName>/data/documentation.json to the resource on /<ArchiveName>.doccarchive/data/documentation/<ArchiveReference>.json
? String(format: .Format.Path.documentationJSON, uriData.archiveReference)
// Rule #8: Redirects the URI path `/<ArchiveName>/favicon.ico` to the resource on `/<ArchiveName>.doccarchive/favicon.ico`
// Rule #9: Redirects the URI path `/<ArchiveName>/favicon.svg` to the resource on `/<ArchiveName>.doccarchive/favicon.svg`
// Rule #10: Redirects the URI path `/<ArchiveName>/theme-settings.json` to the resource on `/<ArchiveName>.doccarchive/theme-settings.json`
: uriData.resourcePath,
at: uriData.archivePath,
// Rule #6: Redirects the URI path /<ArchiveName>/data/documentation.json to the resource on /<ArchiveName>.doccarchive/data/documentation/<ArchiveReference>.json
? String(format: .Format.Path.documentationJSON, resource.archiveReference)
// Rule #7: Redirects the URI path `/<ArchiveName>/favicon.ico` to the resource on `/<ArchiveName>.doccarchive/favicon.ico`
// Rule #8: Redirects the URI path `/<ArchiveName>/favicon.svg` to the resource on `/<ArchiveName>.doccarchive/favicon.svg`
// Rule #9: Redirects the URI path `/<ArchiveName>/theme-settings.json` to the resource on `/<ArchiveName>.doccarchive/theme-settings.json`
: resource.relativePath,
at: resource.archivePath,
with: (request, context)
)
}
}
for assetFolder in AssetFolder.allCases {
if uriData.resourcePath.contains(assetFolder.path) {
// Rule #11: Redirects the URI path `/<ArchiveName>/css/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/css/<path/to/file>`
// Rule #12: Redirects the URI path `/<ArchiveName>/data/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/data/<path/to/file>`
// Rule #13: Redirects the URI path `/<ArchiveName>/downloads/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/downloads/<path/to/file>`
// Rule #14: Redirects the URI path `/<ArchiveName>/images/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/images/<path/to/file>`
// Rule #15: Redirects the URI path `/<ArchiveName>/img/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/img/<path/to/file>`
// Rule #16: Redirects the URI path `/<ArchiveName>/index/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/index/<path/to/file>`
// Rule #17: Redirects the URI path `/<ArchiveName>/js/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/js/<path/to/file>`
// Rule #18: Redirects the URI path `/<ArchiveName>/videos/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/videos/<path/to/file>`
if resource.relativePath.hasPrefix(assetFolder.path) {
// Rule #10: Redirects the URI path `/<ArchiveName>/css/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/css/<path/to/file>`
// Rule #11: Redirects the URI path `/<ArchiveName>/data/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/data/<path/to/file>`
// Rule #12: Redirects the URI path `/<ArchiveName>/downloads/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/downloads/<path/to/file>`
// Rule #13: Redirects the URI path `/<ArchiveName>/images/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/images/<path/to/file>`
// Rule #14: Redirects the URI path `/<ArchiveName>/img/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/img/<path/to/file>`
// Rule #15: Redirects the URI path `/<ArchiveName>/index/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/index/<path/to/file>`
// Rule #16: Redirects the URI path `/<ArchiveName>/js/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/js/<path/to/file>`
// Rule #17: Redirects the URI path `/<ArchiveName>/videos/<path/to/file>` to the resource on `/<ArchiveName>.doccarchive/videos/<path/to/file>`
return try await serveURI(
uriData.resourcePath,
at: uriData.archivePath,
resource.relativePath,
at: resource.archivePath,
with: (request, context)
)
}
}
for documentationFolder in DocumentationFolder.allCases {
if uriData.resourcePath.contains(documentationFolder.path) {
if uriData.resourcePath.hasSuffix(.Path.forwardSlash) {
// Rule #5: Redirects the URI path /<ArchiveName>/documentation/ to the resource on /<ArchiveName>.doccarchive/documentation/<ArchiveReference>/index.html
// Rule #6: Redirects the URI path /<ArchiveName>/tutorials/ to the resource on /<ArchiveName>.doccarchive/tutorials/<ArchiveReference>/index.html
if resource.relativePath.hasPrefix(documentationFolder.path) {
let pathSuffix: String = .init(format: .Format.Path.forwardSlash, documentationFolder.path)
if uriPath.hasSuffix(pathSuffix) {
// Rule #4: Redirects the URI path /<ArchiveName>/documentation/ to the resource on /<ArchiveName>.doccarchive/documentation/<ArchiveReference>/index.html
// Rule #5: Redirects the URI path /<ArchiveName>/tutorials/ to the resource on /<ArchiveName>.doccarchive/tutorials/<ArchiveReference>/index.html
return try await serveURI(
String(format: .Format.Path.index, documentationFolder.path, uriData.archiveReference),
at: uriData.archivePath,
String(format: .Format.Path.index, documentationFolder.path, resource.archiveReference),
at: resource.archivePath,
with: (request, context)
)
} else {
// Rule #3: Redirects the URI path /<ArchiveName>/documentation to the path /<ArchiveName>/documentation/
// Rule #4: Redirects the URI path /<ArchiveName>/tutorials to the path /<ArchiveName>/tutorials/
// Rule #2: Redirects the URI path /<ArchiveName>/documentation to the path /<ArchiveName>/documentation/
// Rule #3: Redirects the URI path /<ArchiveName>/tutorials to the path /<ArchiveName>/tutorials/
return redirectURI(
String(format: .Format.Path.forwardSlash, uriPath),
with: (request, context)