Move HTMLMetadataDownloader to Images module, since that’s where it’s used.

Modules/Images/Sources/Images/HTMLMetadataDownloader.swift

@@ -0,0 +1,55 @@
+//
+//  HTMLMetadataDownloader.swift
+//  NetNewsWire
+//
+//  Created by Brent Simmons on 11/26/17.
+//  Copyright © 2017 Ranchero Software. All rights reserved.
+//
+
+import Foundation
+import os
+import Web
+import Parser
+
+struct HTMLMetadataDownloader {
+
+	nonisolated(unsafe) private static let logger = Logger(subsystem: Bundle.main.bundleIdentifier!, category: "HTMLMetadataDownloader")
+	private static let debugLoggingEnabled = true
+
+	static func downloadMetadata(for url: String) async -> HTMLMetadata? {
+
+		if debugLoggingEnabled {
+			logger.debug("HTMLMetadataDownloader download for \(url)")
+		}
+
+		guard let actualURL = URL(string: url) else {
+			return nil
+		}
+
+		let downloadRecord = try? await DownloadWithCacheManager.shared.download(actualURL)
+		let data = downloadRecord?.data
+		let response = downloadRecord?.response
+
+		if let data, !data.isEmpty, let response, response.statusIsOK {
+			let urlToUse = response.url ?? actualURL
+			let parserData = ParserData(url: urlToUse.absoluteString, data: data)
+
+			if debugLoggingEnabled {
+				logger.debug("HTMLMetadataDownloader parsing metadata for \(url)")
+			}
+
+			return await parseMetadata(with: parserData)
+		}
+
+		if debugLoggingEnabled {
+			logger.debug("HTMLMetadataDownloader failed download for \(url)")
+		}
+
+		return nil
+	}
+
+	private static func parseMetadata(with parserData: ParserData) async -> HTMLMetadata? {
+
+		return HTMLMetadataParser.metadata(with: parserData)
+	}
+}