fix: 为其他 handler 添加数组空值检查

在 parseVariable 方法中为所有数组字段的 .map() 调用添加 (field || []) 保护，

防止当字段为 undefined 时调用 .map() 报错。

src/org/wanxp/douban/ai/handler/DoubanTheaterAiLoadHandler.ts

@@ -33,24 +33,24 @@ export default class DoubanTheaterAiLoadHandler extends DoubanAbstractLoadHandle
 			"director",
 			DataValueType.array,
 			extract.director,
-			extract.director.map(SchemaOrg.getPersonName).filter(c => c)
+			(extract.director || []).map(SchemaOrg.getPersonName).filter(c => c)
 		));
 
 		variableMap.set("actor", new DataField(
 			"actor",
 			DataValueType.array,
 			extract.actor,
-			extract.actor.map(SchemaOrg.getPersonName).filter(c => c)
+			(extract.actor || []).map(SchemaOrg.getPersonName).filter(c => c)
 		));
 
 		variableMap.set("author", new DataField(
 			"author",
 			DataValueType.array,
 			extract.author,
-			extract.author.map(SchemaOrg.getPersonName).map(name => super.getPersonName(name, context)).filter(c => c)
+			(extract.author || []).map(SchemaOrg.getPersonName).map(name => super.getPersonName(name, context)).filter(c => c)
 		));
 		variableMap.set("aliases", new DataField("aliases", DataValueType.array, extract.aliases,
-			extract.aliases.map(a=>a
+			(extract.aliases || []).map(a=>a
 					.trim()
 				// 		.replace(TITLE_ALIASES_SPECIAL_CHAR_REG_G, '_')
 				// 		//replase multiple _ to single _

src/org/wanxp/douban/data/handler/DoubanBookLoadHandler.ts

@@ -30,9 +30,9 @@ export default class DoubanBookLoadHandler extends DoubanAbstractLoadHandler<Dou
 
 	parseVariable(beforeContent: string, variableMap:Map<string, DataField>, extract: DoubanBookSubject, context: HandleContext): void {
 		variableMap.set(DoubanBookParameter.author, new DataField(DoubanBookParameter.author,
-			DataValueType.array, extract.author, extract.author.map(this.handleSpecialAuthorName)));
+			DataValueType.array, extract.author, (extract.author || []).map(this.handleSpecialAuthorName)));
 		variableMap.set(DoubanBookParameter.translator, new DataField(DoubanBookParameter.translator,
-			DataValueType.array, extract.translator, extract.translator.map(this.handleSpecialAuthorName)));
+			DataValueType.array, extract.translator, (extract.translator || []).map(this.handleSpecialAuthorName)));
 	}
 
 	support(extract: DoubanSubject): boolean {

src/org/wanxp/douban/data/handler/DoubanGameLoadHandler.ts

@@ -31,7 +31,7 @@ export default class DoubanGameLoadHandler extends DoubanAbstractLoadHandler<Dou
 	parseVariable(beforeContent: string, variableMap:Map<string, DataField>, extract: DoubanGameSubject, context: HandleContext): void {
 		// super.parseAliases(beforeContent, variableMap, extract, context);
 		variableMap.set("aliases", new DataField("aliases", DataValueType.array, extract.aliases,
-			extract.aliases.map(a=>a
+			(extract.aliases || []).map(a=>a
 					.trim()
 				// 		.replace(TITLE_ALIASES_SPECIAL_CHAR_REG_G, '_')
 				// 		//replase multiple _ to single _

src/org/wanxp/douban/data/handler/DoubanTheaterLoadHandler.ts

@@ -33,28 +33,28 @@ export default class DoubanTheaterLoadHandler extends DoubanAbstractLoadHandler<
 			"director",
 			DataValueType.array,
 			extract.director,
-			extract.director.map(SchemaOrg.getPersonName).filter(c => c)
+			(extract.director || []).map(SchemaOrg.getPersonName).filter(c => c)
 		));
 
 		variableMap.set("actor", new DataField(
 			"actor",
 			DataValueType.array,
 			extract.actor,
-			extract.actor.map(SchemaOrg.getPersonName).filter(c => c)
+			(extract.actor || []).map(SchemaOrg.getPersonName).filter(c => c)
 		));
 
 		variableMap.set("author", new DataField(
 			"author",
 			DataValueType.array,
 			extract.author,
-			extract.author.map(SchemaOrg.getPersonName).map(name => super.getPersonName(name, context)).filter(c => c)
+			(extract.author || []).map(SchemaOrg.getPersonName).map(name => super.getPersonName(name, context)).filter(c => c)
 		));
 
 		variableMap.set("aliases", new DataField(
 			"aliases",
 			DataValueType.array,
 			extract.aliases,
-			extract.aliases.map(a => a
+			(extract.aliases || []).map(a => a
 				.trim()
 				.replace(TITLE_ALIASES_SPECIAL_CHAR_REG_G, '_')
 				//replace multiple _ to single _