feat: 交互协调器拆分、附件提示、暗色图片适配、选区放大镜及文档清理

- 拆分 ContentDelegates/TextContentView 为独立协调器（InteractionCoordinator、LocationResolution、ExternalLinks、AttachmentTooltip） - 新增 RDEPUBAttachmentTooltipView/OverlayView 附件气泡提示 - 新增 RDEPUBDarkImageAdjuster 暗色模式图片亮度适配 - 新增 RDEPUBSelectionLoupeView 选区放大镜 - 新增 MetadataParseWorker/CancellationController 元数据解析取消机制 - 重构 PresentationRuntime/PaginationCoordinator 精简职责 - 优化 ChapterLoader/WarmupOrchestrator 异步章节加载 - CFI 模块微调与 NoteModels 更新 - 清理冗余文档，更新架构/UML/业务逻辑文档 Co-Authored-By: Claude <noreply@anthropic.com>
2026-06-24 17:47:24 +08:00
parent 7de661eb54
commit d15f20b097
59 changed files with 4522 additions and 7220 deletions
@@ -0,0 +1,35 @@
+
+import UIKit
+
+extension RDEPUBReaderController {
+
+    func openExternalURLIfAllowed(_ url: URL) {
+        guard shouldAllowExternalURL(url) else { return }
+        if configuration.requiresExternalLinkConfirmation {
+            presentExternalLinkConfirmation(for: url)
+        } else {
+            UIApplication.shared.open(url, options: [:], completionHandler: nil)
+        }
+    }
+
+    private func shouldAllowExternalURL(_ url: URL) -> Bool {
+        guard let scheme = url.scheme?.lowercased() else { return false }
+        if delegate?.epubReader(self, shouldOpenExternalURL: url) == false {
+            return false
+        }
+        return configuration.allowedExternalURLSchemes.contains(scheme)
+    }
+
+    private func presentExternalLinkConfirmation(for url: URL) {
+        let alert = UIAlertController(
+            title: "打开外部链接",
+            message: url.absoluteString,
+            preferredStyle: .alert
+        )
+        alert.addAction(UIAlertAction(title: "取消", style: .cancel))
+        alert.addAction(UIAlertAction(title: "打开", style: .default) { _ in
+            UIApplication.shared.open(url, options: [:], completionHandler: nil)
+        })
+        present(alert, animated: true)
+    }
+}