锁定移动壳二进制导出校验顺序

移动壳配置检查覆盖图片导出 MIME 校验早于原生分享探测

移动壳配置检查覆盖音频导出 MIME 校验早于原生分享探测

移动壳文件导出顺序反查复用统一校验逻辑

apps/mobile-shell/scripts/check-config.mjs

@@ -2104,19 +2104,38 @@ if (
 ) {
   throw new Error('mobile shell image export must reject empty and oversized bytes');
 }
-const exportTextFileBody = extractFunctionBody(filesSource, 'exportTextFile');
-const exportTextMimeValidationIndex = exportTextFileBody.indexOf(
-  'HOST_BRIDGE_TEXT_MIME_TYPE_SET.has(mimeType as HostBridgeTextMimeType)',
-);
-const exportTextSharingAvailabilityIndex = exportTextFileBody.indexOf(
-  'await assertMobileFileSharingAvailable()',
-);
-if (
-  exportTextMimeValidationIndex < 0 ||
-  exportTextSharingAvailabilityIndex < 0 ||
-  exportTextMimeValidationIndex > exportTextSharingAvailabilityIndex
-) {
-  throw new Error('mobile shell text export must validate MIME before native sharing checks');
+
+for (const [functionName, mimeCheckSnippet, label] of [
+  [
+    'exportTextFile',
+    'HOST_BRIDGE_TEXT_MIME_TYPE_SET.has(mimeType as HostBridgeTextMimeType)',
+    'text',
+  ],
+  [
+    'exportImageFile',
+    'HOST_BRIDGE_IMAGE_MIME_TYPE_SET.has(mimeType as HostBridgeImageMimeType)',
+    'image',
+  ],
+  [
+    'exportAudioFile',
+    'HOST_BRIDGE_AUDIO_MIME_TYPE_SET.has(mimeType as HostBridgeAudioMimeType)',
+    'audio',
+  ],
+]) {
+  const functionBody = extractFunctionBody(filesSource, functionName);
+  const mimeValidationIndex = functionBody.indexOf(mimeCheckSnippet);
+  const sharingAvailabilityIndex = functionBody.indexOf(
+    'await assertMobileFileSharingAvailable()',
+  );
+  if (
+    mimeValidationIndex < 0 ||
+    sharingAvailabilityIndex < 0 ||
+    mimeValidationIndex > sharingAvailabilityIndex
+  ) {
+    throw new Error(
+      `mobile shell ${label} export must validate MIME before native sharing checks`,
+    );
+  }
 }
 
 for (const [wrapperName, fileCall] of [