Fix: Allow active_only_if_file_found to work in specified subdirectory (_DIRECTORY)

CHANGELOG.md

@@ -16,6 +16,7 @@ Note: Can be used with `oxsecurity/megalinter@beta` in your GitHub Action mega-l
 - New linters
 
 - Fixes
+  - Allow active_only_if_file_found to work in specified subdirectory (_DIRECTORY), fixes [#2873](https://github.com/oxsecurity/megalinter/issues/2873)
   - Activate CI servers reporters only if we find a related default env variable
 
 - Doc

docs/descriptors/css_scss_lint.md

@@ -15,7 +15,7 @@ description: How to use scss-lint (configure, ignore files, ignore errors, help
 
 > This linter has been deprecated.
 >
-> <https://github.com/sds/scss-lint#notice-consider-other-tools-before-adopting-scss-lint>
+> https://github.com/sds/scss-lint#notice-consider-other-tools-before-adopting-scss-lint
 >
 > You should disable scss-lint by adding it in DISABLE_LINTERS property.
 >

docs/descriptors/repository_semgrep.md

@@ -13,7 +13,7 @@ description: How to use semgrep (configure, ignore files, ignore errors, help &
 
 [![GitHub stars](https://img.shields.io/github/stars/returntocorp/semgrep?cacheSeconds=3600)](https://github.com/returntocorp/semgrep) ![sarif](https://shields.io/badge/-SARIF-orange) [![GitHub release (latest SemVer)](https://img.shields.io/github/v/release/returntocorp/semgrep?sort=semver)](https://github.com/returntocorp/semgrep/releases) [![GitHub last commit](https://img.shields.io/github/last-commit/returntocorp/semgrep)](https://github.com/returntocorp/semgrep/commits) [![GitHub commit activity](https://img.shields.io/github/commit-activity/y/returntocorp/semgrep)](https://github.com/returntocorp/semgrep/graphs/commit-activity/) [![GitHub contributors](https://img.shields.io/github/contributors/returntocorp/semgrep)](https://github.com/returntocorp/semgrep/graphs/contributors/)
 
-**Disabled until <https://github.com/semgrep/semgrep/issues/9632> is solved**
+**Disabled until https://github.com/semgrep/semgrep/issues/9632 is solved**
 
 To use SemGrep in MegaLinter you must define a list of rulesets to use.
 

docs/descriptors/xml_xmllint.md

@@ -25,7 +25,7 @@ To apply file formatting you must set `XML_XMLLINT_CLI_LINT_MODE: file` and `XML
 | Variable                                | Description                                                                                                                                                                                                         | Default value      |
 |-----------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------|
 | XML_XMLLINT_AUTOFORMAT                  | If set to `true`, it will reformat and reindent the output                                                                                                                                                          | `false`            |
-| XML_XMLLINT_INDENT                      | The number of indentation spaces when `XML_XMLLINT_AUTOFORMAT` is `true`                                                                                                                                            | ``                 |
+| XML_XMLLINT_INDENT                      | The number of indentation spaces when `XML_XMLLINT_AUTOFORMAT` is `true`                                                                                                                                            | `  `               |
 | XML_XMLLINT_ARGUMENTS                   | User custom arguments to add in linter CLI call<br/>Ex: `-s --foo "bar"`                                                                                                                                            |                    |
 | XML_XMLLINT_COMMAND_REMOVE_ARGUMENTS    | User custom arguments to remove from command line before calling the linter<br/>Ex: `-s --foo "bar"`                                                                                                                |                    |
 | XML_XMLLINT_FILTER_REGEX_INCLUDE        | Custom regex including filter<br/>Ex: `(src\|lib)`                                                                                                                                                                  | Include every file |

megalinter/Linter.py

@@ -353,13 +353,20 @@ def __init__(self, params=None, linter_config=None):
                         file_to_check, prop = file_to_check.split(":")
                     if os.path.isfile(f"{self.workspace}{os.path.sep}{file_to_check}"):
                         found_file = f"{self.workspace}{os.path.sep}{file_to_check}"
-                    if os.path.isfile(
+                    elif os.path.isfile(
                         f"{self.workspace}{os.path.sep}{self.linter_rules_path}{os.path.sep}{file_to_check}"
                     ):
                         found_file = (
                             f"{self.workspace}{os.path.sep}{self.linter_rules_path}"
                             + f"{os.path.sep}{file_to_check}"
                         )
+                    elif os.path.isfile(
+                        f"{self.workspace}{os.path.sep}{self.files_sub_directory}{os.path.sep}{file_to_check}"
+                    ):
+                        found_file = (
+                            f"{self.workspace}{os.path.sep}{self.files_sub_directory}"
+                            + f"{os.path.sep}{file_to_check}"
+                        )
                     # filename case
                     if found_file is not None and prop is None:
                         is_found = True

megalinter/descriptors/schemas/megalinter-descriptor.jsonschema.json

@@ -67,7 +67,7 @@
   "properties": {
     "active_only_if_file_found": {
       "$id": "#/properties/active_only_if_file_found",
-      "description": "Names of the config files to be found (at least one), else descriptor will be deactivated",
+      "description": "Names of the config files to be found (at least one), else descriptor will be deactivated. Search in workspace, linter rules path, and files_sub_directory",
       "examples": [
         [
           ".editorconfig",