Updated sources automatically committed (#4226)

* updated sources modifications tested on alpha

* SOURCEBRANCH ignore added to cspell

* updated CHANGELOG

* logging message on git success

* fixed pylint possibly-used-before-assignment

* Update UpdatedSourcesReporter.py

---------

Co-authored-by: Nicolas Vuillamy <[email protected]>

Author: lukelloyd1985

.cspell.json

@@ -46,6 +46,7 @@
         "RQASWB",
         "SCSSLINT",
         "SOURCEBRANCHNAME",
+        "SOURCEBRANCH",
         "SOURCEREPOSITORYURI",
         "St\u00e9phane",
         "Suero",

CHANGELOG.md

@@ -25,6 +25,7 @@ Note: Can be used with `oxsecurity/megalinter@beta` in your GitHub Action mega-l
   - Add message in PR comment if FAIL_IF_UPDATED_SOURCES is triggered
 
 - Reporters
+  - UpdatedSourcesReporter will git commit & push fixed files to source branch if APPLY_FIXES is set
   - Fix AzureCommentReporter not adding comments to PR
   - Fix AzureCommentReporter fails when target repo contains spaces
 

megalinter/reporters/UpdatedSourcesReporter.py

@@ -6,6 +6,8 @@
 import logging
 import os
 import shutil
+import chalk as c
+import git
 
 from megalinter import Reporter, config, utils
 
@@ -60,9 +62,54 @@ def produce_report(self):
         if len(updated_files) > 0:
             logging.info(
                 f"[Updated Sources Reporter] copied {str(len(updated_files))} fixed source files"
-                f" in folder {updated_sources_dir}.\n"
-                "Download it from artifacts then copy-paste it in your local repo to apply linters updates"
+                f" in folder {updated_sources_dir}."
             )
+
+            if not config.exists(self.master.request_id, "GITHUB_REPOSITORY"):
+                apply_fixes = config.get(self.master.request_id, "APPLY_FIXES", "none")
+                if apply_fixes.lower() != "none":
+                    remote_branch = ""
+                    SYSTEM_PULLREQUEST_SOURCEBRANCH = config.get(
+                        self.master.request_id, "SYSTEM_PULLREQUEST_SOURCEBRANCH", ""
+                    )
+                    if SYSTEM_PULLREQUEST_SOURCEBRANCH != "":
+                        remote_branch = SYSTEM_PULLREQUEST_SOURCEBRANCH
+                    BITBUCKET_BRANCH = config.get(
+                        self.master.request_id, "BITBUCKET_BRANCH", ""
+                    )
+                    if BITBUCKET_BRANCH != "":
+                        remote_branch = BITBUCKET_BRANCH
+                    if remote_branch == "":
+                        logging.error(
+                            c.red(
+                                "❌ [Updated Sources Reporter] Failed to retrieve git source branch"
+                            )
+                        )
+                    else:
+                        try:
+                            repo = git.Repo(os.path.realpath(self.master.github_workspace))
+                            repo.config_writer().set_value("user", "name", "MegaLinter").release()
+                            repo.config_writer().set_value("user", "email", "[email protected]").release()
+                            repo.git.add(update=True)
+                            repo.git.commit('-m', '[MegaLinter] Apply linters fixes')
+                            repo.git.push('origin', f'HEAD:{remote_branch}')
+                        except git.GitCommandError as git_err:
+                            logging.error(
+                                c.red(
+                                    "❌ [Updated Sources Reporter] Failed to git push auto fixes: " + str(git_err.stderr)
+                                )
+                            )
+                            logging.warning(
+                                c.yellow(
+                                    "⚠️ [Updated Sources Reporter] Download fixed source files from artifacts "
+                                    "then copy-paste into your repo to apply linters updates"
+                                )
+                            )
+                        else:
+                            logging.info(
+                                 "[Updated Sources Reporter] Fixed source files have automatically "
+                                "been pushed to the source branch"
+                            )
         else:
             logging.info(
                 "[Updated Sources Reporter] No source file has been formatted or fixed"