intermediate changes

ref:527bb3174f1e8e3768bf958e7e534e7c93982609

1 files changed, 111 insertions, 0 deletions

diff --git a/build/scripts/copy_docs_files_to_dir.py b/build/scripts/copy_docs_files_to_dir.py
new file mode 100644
index 00000000000..f968df61e55
--- /dev/null
+++ b/build/scripts/copy_docs_files_to_dir.py
@@ -0,0 +1,111 @@
+import argparse
+import errno
+import os
+import process_command_files as pcf
+import shutil
+import sys
+
+
+def parse_args():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('--bin-dir', nargs='*')
+    parser.add_argument('--build-root', required=True)
+    parser.add_argument('--dest-dir', required=True)
+    parser.add_argument('--docs-dir', action='append', nargs=2, dest='docs_dirs', default=None)
+    parser.add_argument('--existing', choices=('skip', 'overwrite'), default='overwrite')
+    parser.add_argument('--source-root', required=True)
+    parser.add_argument('files', nargs='*')
+    return parser.parse_args(pcf.get_args(sys.argv[1:]))
+
+
+def makedirs(dirname):
+    try:
+        os.makedirs(dirname)
+    except OSError as e:
+        if e.errno == errno.EEXIST and os.path.isdir(dirname):
+            pass
+        else:
+            raise
+
+
+def copy_file(src, dst, overwrite, orig_path, generated=False):
+    if os.path.exists(dst) and not overwrite:
+        return
+
+    makedirs(os.path.dirname(dst))
+
+    with open(src, 'r') as fsrc, open(dst, 'w') as fdst:
+        # FIXME(snermolaev): uncomment lines below when yfm is ready
+        # if src.endswith('.md'):
+        #     fdst.write('---\n{}\n\n---\n'.format('generated: true' if generated else 'vcsPath: {}'.format(orig_path)))
+        shutil.copyfileobj(fsrc, fdst)
+
+
+def main():
+    args = parse_args()
+
+    dest_dir = os.path.normpath(args.dest_dir)
+    makedirs(dest_dir)
+
+    source_root = os.path.normpath(args.source_root) + os.path.sep
+    build_root = os.path.normpath(args.build_root) + os.path.sep
+
+    is_overwrite_existing = args.existing == 'overwrite'
+
+    if args.docs_dirs:
+        for item in args.docs_dirs:
+            assert len(item) == 2
+            docs_dir, docs_dir_namespace = item[0], item[1]
+            assert not os.path.isabs(docs_dir)
+            if docs_dir_namespace and docs_dir_namespace != '.':
+                assert not os.path.isabs(docs_dir_namespace)
+                dst = os.path.join(dest_dir, docs_dir_namespace)
+            else:
+                dst = dest_dir
+
+            abs_docs_dir = os.path.join(args.source_root, docs_dir)
+
+            for root, _, files in os.walk(abs_docs_dir):
+                for f in files:
+                    if os.path.islink(os.path.join(root, f)):
+                        continue
+                    file_src = os.path.join(root, f)
+                    assert file_src.startswith(source_root)
+                    file_dst = os.path.join(dst, os.path.relpath(root, abs_docs_dir), f)
+                    copy_file(file_src, file_dst, is_overwrite_existing, file_src[len(source_root):])
+
+    if args.bin_dir:
+        assert len(args.bin_dir) > 1
+        bin_dir, bin_dir_namespace = os.path.normpath(args.bin_dir[0]) + os.path.sep, args.bin_dir[1]
+        assert bin_dir.startswith(build_root)
+        if bin_dir_namespace and bin_dir_namespace != '.':
+            assert not os.path.isabs(bin_dir_namespace)
+            dst = os.path.join(dest_dir, bin_dir_namespace)
+        else:
+            dst = dest_dir
+
+        for file_src in args.bin_dir[2:]:
+            assert os.path.isfile(file_src)
+            assert file_src.startswith(bin_dir)
+            file_dst = os.path.join(dst, file_src[len(bin_dir):])
+            copy_file(file_src, file_dst, is_overwrite_existing, None, generated=True)
+
+    for src in args.files:
+        generated = False
+        file_src = os.path.normpath(src)
+        assert os.path.isfile(file_src), 'File [{}] does not exist...'.format(file_src)
+        rel_path = file_src
+        if file_src.startswith(source_root):
+            rel_path = file_src[len(source_root):]
+        elif file_src.startswith(build_root):
+            generated = True
+            rel_path = file_src[len(build_root):]
+        else:
+            raise Exception('Unexpected file path [{}].'.format(file_src))
+        assert not os.path.isabs(rel_path)
+        file_dst = os.path.join(args.dest_dir, rel_path)
+        copy_file(file_src, file_dst, is_overwrite_existing, rel_path, generated)
+
+
+if __name__ == '__main__':
+    main()