LMMgr && Main // Allow dumping user dicts through terminal.

Packages/vChewing_MainAssembly/Sources/MainAssembly/LangModelManager/LMMgr_Utilities.swift

@@ -345,3 +345,26 @@ public extension LMMgr {
     }
   }
 }
+
+// MARK: - 將當前輸入法的所有使用者辭典數據傾印成 JSON
+
+// 威注音輸入法並非可永續的專案。用單個 JSON 檔案遷移資料的話，可方便其他程式開發者們實作相關功能。
+
+public extension LMMgr {
+  @discardableResult static func dumpUserDictDataToJSON(print: Bool = false, all: Bool) -> String? {
+    var summarizedDict = [LMAssembly.UserDictionarySummarized]()
+    Shared.InputMode.allCases.forEach { mode in
+      guard mode != .imeModeNULL else { return }
+      summarizedDict.append(mode.langModel.summarize(all: all))
+    }
+    let encoder = JSONEncoder()
+    encoder.outputFormatting = .prettyPrinted
+    if #available(macOS 10.13, *) {
+      encoder.outputFormatting.insert(.sortedKeys)
+    }
+    guard let data = try? encoder.encode(summarizedDict) else { return nil }
+    guard let outputStr = String(data: data, encoding: .utf8) else { return nil }
+    if print { Swift.print(outputStr) }
+    return outputStr
+  }
+}

Source/Modules/main.swift

@@ -9,6 +9,7 @@
 import AppKit
 import IMKUtils
 import InputMethodKit
+import LangModelAssembly
 import MainAssembly
 import Shared
 import Uninstaller
@@ -24,6 +25,19 @@ case 1:
       print(strDumpedPrefs)
     }
     exit(0)
+  case "--dump-user-dict":
+    LMAssembly.LMInstantiator.asyncLoadingUserData = false
+    LMMgr.initUserLangModels()
+    LMMgr.loadUserPhraseReplacement()
+    LMMgr.dumpUserDictDataToJSON(print: true, all: false)
+    exit(0)
+  case "--dump-user-dict-all":
+    LMAssembly.LMInstantiator.asyncLoadingUserData = false
+    LMMgr.initUserLangModels()
+    LMMgr.loadUserPhraseReplacement()
+    LMMgr.loadUserAssociatesData()
+    LMMgr.dumpUserDictDataToJSON(print: true, all: true)
+    exit(0)
   case "install":
     let exitCode = IMKHelper.registerInputMethod()
     exit(exitCode)
@@ -60,6 +74,7 @@ case 2:
     exit(0)
   default: break
   }
+  exit(0)
 default: exit(0)
 }