Issue 6070 - Filter list not loaded after install without internet

adblockplus/build.py

 #!/usr/bin/env python
 # coding: utf-8
 
 import os
+import shutil
+import subprocess
 import sys
+import tempfile
 
-BASE_DIR = os.path.dirname(os.path.abspath(__file__))
-ABP_DIR = os.path.join(BASE_DIR, "adblockplus")
+_BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+_ABP_DIR = "adblockplus"
 
 
-def build_abp(xpi_path):
+def _build_abp(base_dir, xpi_path):
     xpi_dir = os.path.dirname(os.path.abspath(xpi_path))
     if not os.path.exists(xpi_dir):
         os.makedirs(xpi_dir)
 
-    sys.path.insert(0, ABP_DIR)
+    abp_dir = os.path.join(base_dir, _ABP_DIR)
+    sys.path.insert(0, abp_dir)
     import buildtools.build
     import buildtools.packager
 
-    def get_metadata_path(base_dir, type):
-        return os.path.join(BASE_DIR, "metadata.gecko")
+    def get_metadata_path(dir, type):
+        return os.path.join(base_dir, "metadata.gecko")
+
     buildtools.packager.getMetadataPath = get_metadata_path
-    buildtools.build.processArgs(ABP_DIR, ["", "build", xpi_path])
+    buildtools.build.processArgs(abp_dir, ["", "build", xpi_path])
+
+
+def _patch_abp(patched_dir):
+    shutil.copytree(_BASE_DIR, patched_dir)
+    abp_dir = os.path.join(patched_dir, _ABP_DIR)
+    subprocess.check_call(["hg", "import", "-q", "-R",
+                           os.path.join(abp_dir, "adblockpluscore"),
+                           os.path.join(patched_dir, "issue-6070.patch")])
 
 if __name__ == "__main__":
     if len(sys.argv) < 2:
         error_message = "Usage: %s XPI_PATH" % os.path.basename(sys.argv[0])
         print >>sys.stderr, error_message
         sys.exit(1)
 
     xpi_path = sys.argv[1]
-    build_abp(xpi_path)
+    patched_dir = tempfile.NamedTemporaryFile().name
+    try:
+        _patch_abp(patched_dir)
+        _build_abp(patched_dir, xpi_path)
+    finally:
+        shutil.rmtree(patched_dir)