PLVDownloadPathManager

Objective-C

@interface PLVDownloadPathManager : NSObject

Swift

class PLVDownloadPathManager : NSObject

下载路径管理器（单例类）

基础信息

  • 当前用户Id（可通过 setupDownloadViewerId: 配置）

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NSString *_Nonnull viewerId;

    Swift

    var viewerId: String { get }

  • 下载信息数据库的总目录

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NSString *_Nonnull databaseHomePath;

    Swift

    var databaseHomePath: String { get }

  • 当前用户数据库文件的路径

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NSString *_Nonnull databaseViewerFilePath;

    Swift

    var databaseViewerFilePath: String { get }

  • 下载文件存放的总目录

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NSString *_Nonnull fileCacheHomePath;

    Swift

    var fileCacheHomePath: String { get }

  • 下载文件存放的用户目录

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NSString *_Nonnull fileCacheViewerPath;

    Swift

    var fileCacheViewerPath: String { get }

云课堂业务

  • 当前用户的云课堂回放路径

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NSString *_Nonnull viewerPlaybackPath;

    Swift

    var viewerPlaybackPath: String { get }

[ 方法 ]

  • 获取单例类

    Declaration

    Objective-C

    + (nonnull instancetype)shareManager;

    Swift

    class func share() -> Self

  • 配置用户Id（不同用户的下载文件将分开存放管理；不配置该值，下载模块将无法使用；重复配置该Id，将切换数据库及下载文件路径）

    Declaration

    Objective-C

    - (void)setupDownloadViewerId:(nonnull NSString *)viewerId;

    Swift

    func setupDownloadViewerId(_ viewerId: String)

云课堂业务

  • 某个回放相关文件路径

    Declaration

    Objective-C

    - (nonnull NSString *)playbackFileIdPath:(nonnull NSString *)fileId;

    Swift

    func playbackFileIdPath(_ fileId: String) -> String

  • 某个回放的视频文件路径（读取后需按分辨率，找到对应文件）

    Declaration

    Objective-C

    - (nonnull NSString *)playbackFileIdVideoPath:(nonnull NSString *)fileId;

    Swift

    func playbackFileIdVideoPath(_ fileId: String) -> String

  • 某个回放的PPT文件路径

    Declaration

    Objective-C

    - (nonnull NSString *)playbackFileIdPPTPath:(nonnull NSString *)fileId;

    Swift

    func playbackFileIdPPTPath(_ fileId: String) -> String

  • 某个回放的Js文件路径

    Declaration

    Objective-C

    - (nonnull NSString *)playbackFileIdJsPath:(nonnull NSString *)fileId;

    Swift

    func playbackFileIdJsPath(_ fileId: String) -> String

辅助方法

  • 获取路径文件大小

    Declaration

    Objective-C

    - (unsigned long long)fileSizeForPath:(nonnull NSString *)path;

    Swift

    func fileSize(forPath path: String) -> UInt64

  • 检查路径已存在（若不存在，不会自动创建）

    Declaration

    Objective-C

    - (BOOL)checkPathExsit:(nonnull NSString *)path;

    Swift

    func checkPathExsit(_ path: String) -> Bool

  • 确认文件夹已存在（若不存在，将自动创建文件夹）

    Declaration

    Objective-C

    - (void)ensureFolderExsit:(nonnull NSString *)folderPath;

    Swift

    func ensureFolderExsit(_ folderPath: String)

  • 移除文件

    Declaration

    Objective-C

    - (NSError *_Nullable)removeFileWithPath:(nonnull NSString *)filePath;

    Swift

    func removeFile(withPath filePath: String) -> Error?

  • 获取目标路径下，全部文件（不获取文件夹）

    Declaration

    Objective-C

    - (nonnull NSArray<NSString *> *)getAllFileAtFolderPath:
    (nonnull NSString *)folderPath;

    Swift

    func getAllFile(atFolderPath folderPath: String) -> [String]

  • 获取目标路径下，文件名包含特定字符的文件数组（不获取文件夹）

    Declaration

    Objective-C

    - (nonnull NSArray<NSString *> *)
    findFileAtFolderPath:(nonnull NSString *)folderPath
        stringInFileName:(nonnull NSString *)string;

    Swift

    func findFile(atFolderPath folderPath: String, stringInFileName string: String) -> [String]

多接收方事件

  • 添加一个Block接收 用户Id改变事件 （与上方属性Block事件，相互独立）

    Declaration

    Objective-C

    - (void)addViewerIdChangeBlock:(nonnull PLVDownloadViewerIdChangeBlock)block
                           key:(nonnull NSString *)blockKey;

    Swift

    func addViewerIdChange(_ block: @escaping PLVDownloadViewerIdChangeBlock, key blockKey: String)

    Parameters

    block

    事件回调
    blockKey

    回调Key（不同调用方，以此字符串来区分注册）

  • 移除一个接收方 不再接收用户Id改变事件

    Declaration

    Objective-C

    - (void)removeViewerIdChangeWithKey:(nonnull NSString *)blockKey;

    Swift

    func removeViewerIdChange(withKey blockKey: String)

    Parameters

    blockKey

    接收方，在添加事件接收时所填Key