From 49106b020c47d3352dc40ed6b295bd59a962b308 Mon Sep 17 00:00:00 2001
From: Allison Thackston <allison@allisonthackston.com>
Date: Thu, 24 Aug 2023 23:32:31 -0700
Subject: [PATCH] Return ignore_hidden functionality (#573)

Will be deprecated in the next major release.
---
 mkdocs_simple_plugin/plugin.py |  2 +-
 mkdocs_simple_plugin/simple.py | 30 +++++++++++++++++++++++++++++-
 tests/test_simple.py           | 26 ++++++++++++++++++++++++++
 3 files changed, 56 insertions(+), 2 deletions(-)

diff --git a/mkdocs_simple_plugin/plugin.py b/mkdocs_simple_plugin/plugin.py
index b4af582b..d65444a1 100644
--- a/mkdocs_simple_plugin/plugin.py
+++ b/mkdocs_simple_plugin/plugin.py
@@ -148,7 +148,7 @@ class SimplePlugin(BasePlugin):
         ('ignore_hidden', config_options.Deprecated(
             moved_to=None,
             message="Common ignore files have been added to 'ignore' instead",
-            removed=True)),
+            removed=False)),
         #
         # ### merge_docs_dir
         #
diff --git a/mkdocs_simple_plugin/simple.py b/mkdocs_simple_plugin/simple.py
index de49a157..d680e099 100644
--- a/mkdocs_simple_plugin/simple.py
+++ b/mkdocs_simple_plugin/simple.py
@@ -2,6 +2,7 @@
 import fnmatch
 import os
 import pathlib
+import stat
 
 from shutil import copy2 as copy
 from dataclasses import dataclass
@@ -29,6 +30,7 @@ def __init__(
             folders: list,
             include: list,
             ignore: list,
+            ignore_hidden: bool,
             ignore_paths: list,
             semiliterate: list,
             **kwargs):
@@ -39,6 +41,7 @@ def __init__(
             folders (list): Glob of folders to search for files
             include (list): Glob of filenames to copy directly to output
             ignore (list): Glob of paths to exclude
+            ignore_hidden (bool): Whether to ignore hidden files for processing
             ignore_paths (list): Absolute filepaths to exclude
             semiliterate (list): Settings for processing file content in
                 Semiliterate
@@ -48,6 +51,8 @@ def __init__(
         self.folders = set(folders)
         self.doc_glob = set(include)
         self.ignore_glob = set(ignore)
+        self.ignore_hidden = ignore_hidden  # to be deprecated
+        self.hidden_prefix = set([".", "__"])  # to be deprecated
         self.ignore_paths = set(ignore_paths)
         self.semiliterate = []
         for item in semiliterate:
@@ -118,14 +123,37 @@ def match_pattern(name, pattern):
 
     def should_extract_file(self, name: str):
         """Check if file should be extracted."""
+        def has_hidden_attribute(filepath):
+            """Returns true if hidden attribute is set."""
+            try:
+                return bool(os.stat(filepath).st_file_attributes &
+                            stat.FILE_ATTRIBUTE_HIDDEN)
+            except (AttributeError, AssertionError):
+                return False
+
+        def has_hidden_prefix(filepath):
+            """Returns true if the file starts with a hidden prefix."""
+            parts = filepath.split(os.path.sep)
+
+            def hidden_prefix(name):
+                if name == ".":
+                    return False
+                return any(name.startswith(pattern)
+                           for pattern in self.hidden_prefix)
+            return any(hidden_prefix(part) for part in parts)
         # Check if file is text based
         try:
             with open(name, 'r', encoding='utf-8') as f:
                 _ = f.read()
-                return True
         except UnicodeDecodeError:
             return False
 
+        # Check if file is hidden and should ignore
+        if self.ignore_hidden:
+            is_hidden = has_hidden_prefix(name) or has_hidden_attribute(name)
+            return not is_hidden
+        return True
+
     def merge_docs(self, from_dir, dirty=False):
         """Merge docs directory"""
         if not os.path.exists(from_dir):
diff --git a/tests/test_simple.py b/tests/test_simple.py
index c3cd2f71..d6dd9758 100644
--- a/tests/test_simple.py
+++ b/tests/test_simple.py
@@ -1,6 +1,8 @@
 #!/usr/bin/env python
 """Test mkdocs_simple_plugin.simple"""
 import unittest
+from unittest.mock import patch
+import stat
 import os
 
 from pyfakefs.fake_filesystem_unittest import TestCase
@@ -18,6 +20,7 @@ def setUp(self) -> None:
             "folders": ["*"],
             "ignore": [],
             "include": ["*.md"],
+            "ignore_hidden": True,
             "ignore_paths": [],
             "semiliterate": {}
         }
@@ -36,6 +39,29 @@ def test_should_extract_file(self):
         # Test text file
         self.assertTrue(simple_test.should_extract_file("example.md"))
 
+    @patch("os.stat")
+    def test_ignore_hidden(self, os_stat):
+        """Test should_extract_file for correctness."""
+        simple_test = simple.Simple(**self.default_settings)
+        # Check ignore_hidden
+        simple_test.ignore_hidden = True
+        os_stat.return_value.st_file_attributes = 0
+        self.fs.create_file("test.md", contents="Hello_word")
+        self.assertTrue(simple_test.should_extract_file('test.md'))
+        self.fs.create_file("folder/test.md", contents="Hello_word")
+        self.assertTrue(simple_test.should_extract_file('./folder/test.md'))
+        self.fs.create_file("__pycache__")
+        self.assertFalse(simple_test.should_extract_file('__pycache__'))
+        self.fs.create_file(".mkdocsignore")
+        self.assertFalse(simple_test.should_extract_file('.mkdocsignore'))
+        self.fs.create_file(".git/objects/34/49807110bdc8")
+        self.assertFalse(simple_test.should_extract_file(
+            ".git/objects/34/49807110bdc8"))
+        # Check hidden file attribute
+        self.fs.create_file("/test/file")
+        os_stat.return_value.st_file_attributes = stat.FILE_ATTRIBUTE_HIDDEN
+        self.assertFalse(simple_test.should_extract_file('/test/file'))
+
     def test_ignored_default(self):
         """Test ignored files."""
         simple_test = simple.Simple(**self.default_settings)