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Location: kallithea/rhodecode/lib/dbmigrate/migrate/versioning/template.py - annotation
90e06f53af8c
2.9 KiB
text/x-python
Implemented cache-map on main page to save executing select
statements that checks if cache should be invalidated.
It reduces number of executed queries from N which is number of
repos to 1 which is needed to fetch all keys from database.
On pages with large number of repos this could reduce load time by half
statements that checks if cache should be invalidated.
It reduces number of executed queries from N which is number of
repos to 1 which is needed to fetch all keys from database.
On pages with large number of repos this could reduce load time by half
9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 08d2dcd71666 08d2dcd71666 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 6832ef664673 08d2dcd71666 9753e0907827 9753e0907827 28a4bb11bb6f 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 6832ef664673 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 6832ef664673 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
import shutil
import sys
from pkg_resources import resource_filename
from rhodecode.lib.dbmigrate.migrate.versioning.config import *
from rhodecode.lib.dbmigrate.migrate.versioning import pathed
class Collection(pathed.Pathed):
"""A collection of templates of a specific type"""
_mask = None
def get_path(self, file):
return os.path.join(self.path, str(file))
class RepositoryCollection(Collection):
_mask = '%s'
class ScriptCollection(Collection):
_mask = '%s.py_tmpl'
class ManageCollection(Collection):
_mask = '%s.py_tmpl'
class SQLScriptCollection(Collection):
_mask = '%s.py_tmpl'
class Template(pathed.Pathed):
"""Finds the paths/packages of various Migrate templates.
:param path: Templates are loaded from rhodecode.lib.dbmigrate.migrate package
if `path` is not provided.
"""
pkg = 'rhodecode.lib.dbmigrate.migrate.versioning.templates'
_manage = 'manage.py_tmpl'
def __new__(cls, path=None):
if path is None:
path = cls._find_path(cls.pkg)
return super(Template, cls).__new__(cls, path)
def __init__(self, path=None):
if path is None:
path = Template._find_path(self.pkg)
super(Template, self).__init__(path)
self.repository = RepositoryCollection(os.path.join(path, 'repository'))
self.script = ScriptCollection(os.path.join(path, 'script'))
self.manage = ManageCollection(os.path.join(path, 'manage'))
self.sql_script = SQLScriptCollection(os.path.join(path, 'sql_script'))
@classmethod
def _find_path(cls, pkg):
"""Returns absolute path to dotted python package."""
tmp_pkg = pkg.rsplit('.', 1)
if len(tmp_pkg) != 1:
return resource_filename(tmp_pkg[0], tmp_pkg[1])
else:
return resource_filename(tmp_pkg[0], '')
def _get_item(self, collection, theme=None):
"""Locates and returns collection.
:param collection: name of collection to locate
:param type_: type of subfolder in collection (defaults to "_default")
:returns: (package, source)
:rtype: str, str
"""
item = getattr(self, collection)
theme_mask = getattr(item, '_mask')
theme = theme_mask % (theme or 'default')
return item.get_path(theme)
def get_repository(self, *a, **kw):
"""Calls self._get_item('repository', *a, **kw)"""
return self._get_item('repository', *a, **kw)
def get_script(self, *a, **kw):
"""Calls self._get_item('script', *a, **kw)"""
return self._get_item('script', *a, **kw)
def get_sql_script(self, *a, **kw):
"""Calls self._get_item('sql_script', *a, **kw)"""
return self._get_item('sql_script', *a, **kw)
def get_manage(self, *a, **kw):
"""Calls self._get_item('manage', *a, **kw)"""
return self._get_item('manage', *a, **kw)
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