Add db stuff

db_create.py

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+#!env/bin/python
+from migrate.versioning import api
+from config import SQLALCHEMY_DATABASE_URI
+from config import SQLALCHEMY_MIGRATE_REPO
+from app import db
+
+import os.path
+
+db.create_all()
+
+# Either create the migration directory or use the existing one to create the database
+if not os.path.exists(SQLALCHEMY_MIGRATE_REPO):
+    api.create(SQLALCHEMY_MIGRATE_REPO, 'database repository')
+    api.version_control(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+else:
+    api.version_control(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO, api.version(SQLALCHEMY_MIGRATE_REPO))

db_downgrade.py

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+#!env/bin/python
+from migrate.versioning import api
+from config import SQLALCHEMY_DATABASE_URI
+from config import SQLALCHEMY_MIGRATE_REPO
+
+v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+
+api.downgrade(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO, v - 1)
+
+v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+print('Current database version: ' + str(v))

db_migrate.py

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+#!env/bin/python
+import imp
+
+from migrate.versioning import api
+from app import db
+from config import SQLALCHEMY_DATABASE_URI
+from config import SQLALCHEMY_MIGRATE_REPO
+
+v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+
+migration = SQLALCHEMY_MIGRATE_REPO + ('/versions/%03d_migration.py' % (v+1))
+tmp_module = imp.new_module('old_model')
+old_model = api.create_model(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+exec(old_model, tmp_module.__dict__)
+
+script = api.make_update_script_for_model(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO, tmp_module.meta, db.metadata)
+open(migration, "wt").write(script)
+
+api.upgrade(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+
+v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+print('New migration saved as ' + migration)
+print('Current database version: ' + str(v))

db_upgrade.py

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+#!env/bin/python
+from migrate.versioning import api
+from config import SQLALCHEMY_DATABASE_URI
+from config import SQLALCHEMY_MIGRATE_REPO
+
+api.upgrade(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+
+v = api.db_version(SQLALCHEMY_DATABASE_URI, SQLALCHEMY_MIGRATE_REPO)
+print('Current database version: ' + str(v))

migrations/README

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+This is a database migration repository.
+
+More information at
+http://code.google.com/p/sqlalchemy-migrate/

migrations/manage.py

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+#!/usr/bin/env python
+from migrate.versioning.shell import main
+
+if __name__ == '__main__':
+    main()

migrations/migrate.cfg

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+[db_settings]
+# Used to identify which repository this database is versioned under.
+# You can use the name of your project.
+repository_id=standings_repository
+
+# The name of the database table used to track the schema version.
+# This name shouldn't already be used by your project.
+# If this is changed once a database is under version control, you'll need to
+# change the table name in each database too.
+version_table=migrate_version
+
+# When committing a change script, Migrate will attempt to generate the
+# sql for all supported databases; normally, if one of them fails - probably
+# because you don't have that database installed - it is ignored and the
+# commit continues, perhaps ending successfully.
+# Databases in this list MUST compile successfully during a commit, or the
+# entire commit will fail. List the databases your application will actually
+# be using to ensure your updates to that database work properly.
+# This must be a list; example: ['postgres','sqlite']
+required_dbs=['mysql']
+
+# When creating new change scripts, Migrate will stamp the new script with
+# a version number. By default this is latest_version + 1. You can set this
+# to 'true' to tell Migrate to use the UTC timestamp instead.
+use_timestamp_numbering=False