added xapk handling

StaticAnalyzer/views/android/xapk.py

@@ -0,0 +1,36 @@
+# -*- coding: utf_8 -*-
+"""Handle XAPK File."""
+import logging
+from json import load
+from shutil import move
+
+from StaticAnalyzer.views.shared_func import unzip
+
+logger = logging.getLogger(__name__)
+
+
+def handle_xapk(app_dic):
+    """Unzip and Extract APK."""
+    data = None
+    xapk = app_dic['app_dir'] / (app_dic['md5'] + '.xapk')
+    apk = app_dic['app_dir'] / (app_dic['md5'] + '.apk')
+    files = unzip(xapk.as_posix(), app_dic['app_dir'])
+    if 'manifest.json' not in files:
+        logger.error('Manifest file not found in XAPK')
+        return False
+    manifest = app_dic['app_dir'] / 'manifest.json'
+    with open(manifest) as f:
+        data = load(f)
+    if not data:
+        logger.error('Manifest file is empty')
+        return False
+    apks = data.get('split_apks')
+    if not apks:
+        logger.error('Split APKs not found')
+        return False
+    for a in apks:
+        if a['id'] == 'base':
+            base_apk = app_dic['app_dir'] / a['file']
+            move(base_apk, apk)
+            return True
+    return None