Add HISTORY_TRUNCATE_HASH setting

Author: dcwatson

.github/workflows/ci.yml

@@ -37,8 +37,8 @@ jobs:
           - 5432:5432
     strategy:
       matrix:
-        django-version: [3.2, 4.2]
-        python-version: [3.8, 3.9, 3.11]
+        django-version: ["4.2", "5.2"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}

.gitignore

@@ -7,3 +7,5 @@ __pycache__
 build
 dist
 .vscode
+.nova
+.coverage

history/__init__.py

@@ -1,4 +1,4 @@
-__version_info__ = (2, 0, 2)
+__version_info__ = (2, 1, 0)
 __version__ = ".".join(str(i) for i in __version_info__)
 
 default_app_config = "history.apps.HistoryConfig"

history/conf.py

@@ -6,6 +6,7 @@
 USER_TYPE = getattr(settings, "HISTORY_USER_TYPE", "integer")
 DEFAULT_USER = getattr(settings, "HISTORY_DEFAULT_USER", 0)
 DEFAULT_USER_ERROR = getattr(settings, "HISTORY_DEFAULT_USER_ERROR", False)
+TRUNCATE_HASH = getattr(settings, "HISTORY_TRUNCATE_HASH", "md5")
 
 # The database role that should own the history tables and triggers.
 DB_ROLE = getattr(settings, "HISTORY_DB_ROLE", settings.DATABASES["default"]["USER"])

history/management/commands/triggers.py

@@ -12,7 +12,7 @@ def truncate_long_name(name):
     # 63 characters. Originally found in django/db/backends/utils.py in "truncate_name"
     # Django source code:
     # https://github.com/django/django/blob/stable/1.5.x/django/db/backends/util.py#L133
-    hsh = hashlib.md5(force_bytes(name)).hexdigest()[:5]
+    hsh = getattr(hashlib, conf.TRUNCATE_HASH)(force_bytes(name)).hexdigest()[:5]
     return "%s_%s" % (name[:57], hsh) if len(name) > 63 else name