{"id":6920,"date":"2025-11-22T15:33:38","date_gmt":"2025-11-22T07:33:38","guid":{"rendered":"https:\/\/t.n-years.com\/?p=6920"},"modified":"2025-11-22T15:33:38","modified_gmt":"2025-11-22T07:33:38","slug":"%e6%b2%99%e7%9b%92%e6%96%87%e4%bb%b6%e7%a7%bb%e5%8a%a8%e5%88%b0-icloud-document","status":"publish","type":"post","link":"https:\/\/t.n-years.com\/?p=6920","title":{"rendered":"\u6c99\u76d2\u6587\u4ef6\u79fb\u52a8\u5230 iCloud Document"},"content":{"rendered":"

\u4e0b\u9762\u7ed9\u4f60\u4e00\u4e2a \u5168\u9762\u3001\u53ef\u76f4\u63a5\u843d\u5730\u7684<\/strong>\u300c\u6c99\u76d2\u6587\u4ef6 \u2192 iCloud Document\u300d\u79fb\u52a8\/\u8fc1\u79fb\u64cd\u4f5c\u6e05\u5355\uff0c\u5305\u62ec\u9700\u8981\u7684 API\u3001\u6ce8\u610f\u4e8b\u9879\u3001\u5143\u6570\u636e\u540c\u6b65\u3001\u8fdb\u5ea6\u5904\u7406\u7b49\u3002\u786e\u4fdd\u4f60\u80fd\u5728\u81ea\u5df1\u7684\u6587\u4ef6\u7ba1\u7406 App \u4e2d\u6b63\u786e\u5b9e\u73b0\u3002<\/p>\n

\n

\u2705 \u4e00\u3001\u6d89\u53ca\u7684\u76ee\u5f55<\/h1>\n

1. \u6c99\u76d2\u76ee\u5f55\uff08App \u5185\u90e8\uff09<\/strong><\/h3>\n

\u4f8b\u5982\uff1a<\/p>\n

    \n
  • Documents\/<\/code><\/li>\n
  • Library\/<\/code><\/li>\n
  • tmp\/<\/code><\/li>\n<\/ul>\n

    \u8fd9\u4e9b\u90fd\u53ea\u80fd\u672c\u5730\u8bbf\u95ee\u3002<\/p>\n

    2. iCloud Document\uff08\u57fa\u4e8e UIDocument \/ NSFileManager\uff09<\/strong><\/h3>\n

    \u901a\u5e38\u662f\uff1a<\/p>\n

    let ubiquityURL = FileManager.default.url(forUbiquityContainerIdentifier: nil)?\n    .appendingPathComponent("Documents")<\/code><\/pre>\n
    \u7528\u6237\u7684 iCloud \u4f1a\u81ea\u52a8\u540c\u6b65\u8be5\u76ee\u5f55\u3002<\/p>\n
    \n
    \u2705 \u4e8c\u3001\u79fb\u52a8\u6587\u4ef6\u7684\u672c\u8d28\u6b65\u9aa4<\/h1>\n
    \n
    \u6c99\u76d2 \u2192 iCloud<\/strong> \u672c\u8d28\u662f\u4e24\u4e2a\u64cd\u4f5c\uff1a<\/p>\n
      \n
    1. \u62f7\u8d1d\/\u79fb\u52a8\u672c\u5730\u6587\u4ef6\u5230 Ubiquity Container<\/li>\n
    2. \u8ba9 iCloud \u63a5\u7ba1\u8be5\u6587\u4ef6\u5e76\u540c\u6b65<\/li>\n<\/ol>\n<\/blockquote>\n
      \n
      \u2699\ufe0f \u6b65\u9aa4 1\uff1a\u83b7\u53d6 iCloud Document \u76ee\u5f55 URL<\/strong><\/h1>\n
      guard let containerURL = FileManager.default.url(\n    forUbiquityContainerIdentifier: nil\n)?.appendingPathComponent("Documents") else {\n    print("iCloud \u672a\u542f\u7528")\n    return\n}\n\ntry FileManager.default.createDirectory(\n    at: containerURL,\n    withIntermediateDirectories: true,\n    attributes: nil\n)<\/code><\/pre>\n
      \n
      \u2699\ufe0f \u6b65\u9aa4 2\uff1a\u6267\u884c\u6587\u4ef6\u79fb\u52a8\/\u590d\u5236<\/strong><\/h1>\n
      \ud83d\udd39 \u63a8\u8350\uff1acopy \u2192 remove\uff08\u6bd4 move \u66f4\u7a33\u5b9a\uff09<\/strong><\/h3>\n
      Apple \u5b98\u65b9\u4e0d\u5efa\u8bae\u76f4\u63a5 move\uff0c\u56e0\u4e3a iCloud \u76ee\u5f55\u662f\u7279\u6b8a\u6587\u4ef6\u7cfb\u7edf\u3002<\/p>\n
      let source = localURL        \/\/ \u6c99\u76d2\u6587\u4ef6\nlet destination = containerURL.appendingPathComponent(source.lastPathComponent)\n\ndo {\n    try FileManager.default.copyItem(at: source, to: destination)\n\n    \/\/ \u62f7\u8d1d\u6210\u529f\u540e\u5220\u9664\u672c\u5730\n    try FileManager.default.removeItem(at: source)\n\n} catch {\n    print("\u79fb\u52a8\u5931\u8d25\uff1a\\(error)")\n}<\/code><\/pre>\n
      \n
      \u2699\ufe0f \u6b65\u9aa4 3\uff1a\u542f\u52a8 iCloud \u5bf9\u6587\u4ef6\u7684\u7ba1\u7406<\/strong><\/h1>\n
      \u5bf9\u4e8e Ubiquity \u6587\u4ef6\uff0ciCloud \u4f1a\u81ea\u52a8\u540c\u6b65\uff0c\u4f46\u4f60\u53ef\u4ee5\u624b\u52a8\u89e6\u53d1\uff1a<\/p>\n
      var values = URLResourceValues()\nvalues.isExcludedFromBackup = false\ntry? destination.setResourceValues(values)<\/code><\/pre>\n
      \n
      \u2699\ufe0f \u6b65\u9aa4 4\uff1a\u76d1\u542c iCloud \u540c\u6b65\u72b6\u6001\uff08\u53ef\u9009\uff09<\/strong><\/h1>\n
      \u76d1\u542c NSMetadataQueryDidUpdate<\/code> \u6216 NSMetadataQueryDidFinishGathering<\/code>\uff1a<\/p>\n
      query = NSMetadataQuery()\nquery.predicate = NSPredicate(format: "%K like '*'", NSMetadataItemFSNameKey)\nquery.searchScopes = [NSMetadataQueryUbiquitousDocumentsScope]<\/code><\/pre>\n
      \u5728\u56de\u8c03\u91cc\u83b7\u53d6\u6587\u4ef6\u72b6\u6001\uff1a<\/p>\n
      let status = item.value(forAttribute: NSMetadataUbiquitousItemDownloadingStatusKey) as? String<\/code><\/pre>\n
      \u53ef\u8fd4\u56de\uff1a<\/p>\n