diff options
Diffstat (limited to 'packages/models.py')
| -rw-r--r-- | packages/models.py | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/packages/models.py b/packages/models.py index 2f03a28..45ff3c0 100644 --- a/packages/models.py +++ b/packages/models.py @@ -6,7 +6,7 @@ from django.contrib.admin.models import ADDITION, CHANGE, DELETION from django.contrib.auth.models import User from main.models import Arch, Repo, Package -from main.utils import set_created_field +from main.utils import set_created_field, database_vendor class PackageRelation(models.Model): @@ -207,7 +207,12 @@ class UpdateManager(models.Manager): def log_update(self, old_pkg, new_pkg): '''Utility method to help log an update. This will determine the type based on how many packages are passed in, and will pull the relevant - necesary fields off the given packages.''' + necesary fields off the given packages. + Note that in some cases, this is a no-op if we know this database type + supports triggers to add these rows instead.''' + if database_vendor(Package, 'write') in ('sqlite', 'postgresql'): + # we log updates using database triggers for these backends + return update = Update() if new_pkg: update.action_flag = ADDITION @@ -222,6 +227,12 @@ class UpdateManager(models.Manager): if old_pkg: if new_pkg: update.action_flag = CHANGE + # ensure we should even be logging this + if (old_pkg.pkgver == new_pkg.pkgver and + old_pkg.pkgrel == new_pkg.pkgrel and + old_pkg.epoch == new_pkg.epoch): + # all relevant fields were the same; e.g. a force update + return else: update.action_flag = DELETION update.arch = old_pkg.arch |