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