feat: EPUB阅读器搜索、注释、CFI模块及大书远距跳转优化
- 实现EPUB阅读器搜索功能及选中注释功能 - 优化CFI模块,修复代码审查发现的11个问题 - 实现大书远距目录跳转与后台补全优化方案 - 优化设置面板与章节运行时联动 - 重构及大量改进优化
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@@ -1,41 +1,30 @@
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// RDEPUBResourceResolver.swift
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// EPUB 资源解析器
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// 封装 RDEPUBParser 的资源查询能力,提供 href 规范化、
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// spine 索引查找、位置规范化等高层接口。是 Services 层的核心组件,
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// 被 RDEPUBPublication 和 RDEPUBReadingSession 广泛使用。
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import Foundation
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/// EPUB 资源解析器,负责 URL 转换、href 规范化和位置解析
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public final class RDEPUBResourceResolver {
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/// 底层解析器引用
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private let parser: RDEPUBParser
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public init(parser: RDEPUBParser) {
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self.parser = parser
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}
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/// OPF 文件所在目录的 URL
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public var opfDirectoryURL: URL? {
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parser.opfDirectoryURL
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}
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/// 将相对路径转换为本地文件 URL
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public func fileURL(forRelativePath relativePath: String) -> URL? {
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parser.fileURL(forRelativePath: relativePath)
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}
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/// 将相对路径转换为 ss-reader://book/ 协议 URL
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public func resourceURL(forRelativePath relativePath: String) -> URL? {
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parser.resourceURL(forRelativePath: relativePath)
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}
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/// 将 ss-reader://book/ 协议 URL 还原为本地文件 URL
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public func fileURL(forResourceURL resourceURL: URL) -> URL? {
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parser.fileURL(forResourceURL: resourceURL)
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}
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/// 规范化 href:基于 OPF 目录和可选的 spine 索引,将相对路径解析为标准化的 OPF 内路径
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public func normalizedHref(_ href: String, relativeToSpineIndex spineIndex: Int? = nil) -> String? {
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guard let opfDirectoryURL else {
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return href.components(separatedBy: "#").first
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@@ -70,7 +59,6 @@ public final class RDEPUBResourceResolver {
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return pathPart
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}
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/// 规范化 href:基于另一个 href 作为基准路径
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public func normalizedHref(_ href: String, relativeToHref baseHref: String) -> String? {
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guard let opfDirectoryURL else {
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return href.components(separatedBy: "#").first
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@@ -93,7 +81,6 @@ public final class RDEPUBResourceResolver {
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return pathPart
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}
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/// 将相对于另一个 href 的引用转换为本地文件 URL
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public func fileURL(forReference href: String, relativeToHref baseHref: String) -> URL? {
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guard let normalizedHref = normalizedHref(href, relativeToHref: baseHref) else {
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return nil
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@@ -101,7 +88,6 @@ public final class RDEPUBResourceResolver {
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return fileURL(forRelativePath: normalizedHref)
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}
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/// 规范化位置对象:解析 href、保留 progression 和 fragment
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public func normalizedLocation(
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_ location: RDEPUBLocation,
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relativeToSpineIndex spineIndex: Int? = nil,
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@@ -131,18 +117,19 @@ public final class RDEPUBResourceResolver {
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progression: location.progression,
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lastProgression: location.lastProgression,
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fragment: fragment,
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rangeAnchor: location.rangeAnchor
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rangeAnchor: location.rangeAnchor,
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cfi: location.cfi,
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lastCFI: location.lastCFI,
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rangeCFI: location.rangeCFI
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)
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}
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/// 通过规范化 href 查找对应的 spine 索引
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public func spineIndex(forNormalizedHref normalizedHref: String) -> Int? {
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parser.spine.firstIndex { item in
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self.normalizedHref(item.href) == normalizedHref
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}
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}
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/// 通过位置查找对应的 spine 索引
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public func spineIndex(for location: RDEPUBLocation) -> Int? {
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guard let normalizedHref = normalizedHref(location.href) else {
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return nil
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@@ -150,7 +137,6 @@ public final class RDEPUBResourceResolver {
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return spineIndex(forNormalizedHref: normalizedHref)
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}
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/// 通过 spine 索引获取 href
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public func href(forSpineIndex spineIndex: Int) -> String? {
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guard parser.spine.indices.contains(spineIndex) else {
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return nil
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@@ -158,7 +144,6 @@ public final class RDEPUBResourceResolver {
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return parser.spine[spineIndex].href
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}
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/// 通过 spine 索引获取标题
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public func title(forSpineIndex spineIndex: Int) -> String? {
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guard parser.spine.indices.contains(spineIndex) else {
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return nil
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@@ -166,7 +151,6 @@ public final class RDEPUBResourceResolver {
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return parser.spine[spineIndex].title
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}
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/// 通过 href 查询 manifest 项
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public func manifestItem(forHref href: String) -> RDEPUBManifestItem? {
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let targetHref = normalizedHref(href) ?? href.components(separatedBy: "#").first ?? href
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return parser.manifest.values.first {
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