mirror of
https://github.com/django/django.git
synced 2025-10-25 14:46:09 +00:00
[soc2009/multidb] Coverted all applicable management commands to have a --database flag for signifying with database to preform the operations against.
git-svn-id: http://code.djangoproject.com/svn/django/branches/soc2009/multidb@10893 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Alex Gaynor
@@ -1,9 +1,13 @@
|
||||
from django.core.management.base import NoArgsCommand
|
||||
from django.core.management.color import no_style
|
||||
from django.utils.importlib import import_module
|
||||
from optparse import make_option
|
||||
import sys
|
||||
|
||||
from django.conf import settings
|
||||
from django.core.management.base import NoArgsCommand
|
||||
from django.core.management.color import no_style
|
||||
from django.core.management.sql import custom_sql_for_model, emit_post_sync_signal
|
||||
from django.db import connections, transaction, models
|
||||
from django.utils.importlib import import_module
|
||||
|
||||
try:
|
||||
set
|
||||
except NameError:
|
||||
@@ -13,13 +17,12 @@ class Command(NoArgsCommand):
|
||||
option_list = NoArgsCommand.option_list + (
|
||||
make_option('--noinput', action='store_false', dest='interactive', default=True,
|
||||
help='Tells Django to NOT prompt the user for input of any kind.'),
|
||||
make_option('--database', action='store', dest='database',
|
||||
default='', help='Selects what database to flush.'),
|
||||
)
|
||||
help = "Create the database tables for all apps in INSTALLED_APPS whose tables haven't already been created."
|
||||
|
||||
def handle_noargs(self, **options):
|
||||
from django.db import connection, transaction, models
|
||||
from django.conf import settings
|
||||
from django.core.management.sql import custom_sql_for_model, emit_post_sync_signal
|
||||
|
||||
verbosity = int(options.get('verbosity', 1))
|
||||
interactive = options.get('interactive')
|
||||
@@ -27,124 +30,130 @@ class Command(NoArgsCommand):
|
||||
|
||||
self.style = no_style()
|
||||
|
||||
# Import the 'management' module within each installed app, to register
|
||||
# dispatcher events.
|
||||
for app_name in settings.INSTALLED_APPS:
|
||||
try:
|
||||
import_module('.management', app_name)
|
||||
except ImportError, exc:
|
||||
# This is slightly hackish. We want to ignore ImportErrors
|
||||
# if the "management" module itself is missing -- but we don't
|
||||
# want to ignore the exception if the management module exists
|
||||
# but raises an ImportError for some reason. The only way we
|
||||
# can do this is to check the text of the exception. Note that
|
||||
# we're a bit broad in how we check the text, because different
|
||||
# Python implementations may not use the same text.
|
||||
# CPython uses the text "No module named management"
|
||||
# PyPy uses "No module named myproject.myapp.management"
|
||||
msg = exc.args[0]
|
||||
if not msg.startswith('No module named') or 'management' not in msg:
|
||||
raise
|
||||
if not options['database']:
|
||||
dbs = connections.all()
|
||||
else:
|
||||
dbs = [options['database']]
|
||||
for connection in dbs:
|
||||
|
||||
cursor = connection.cursor()
|
||||
# Import the 'management' module within each installed app, to register
|
||||
# dispatcher events.
|
||||
for app_name in settings.INSTALLED_APPS:
|
||||
try:
|
||||
import_module('.management', app_name)
|
||||
except ImportError, exc:
|
||||
# This is slightly hackish. We want to ignore ImportErrors
|
||||
# if the "management" module itself is missing -- but we don't
|
||||
# want to ignore the exception if the management module exists
|
||||
# but raises an ImportError for some reason. The only way we
|
||||
# can do this is to check the text of the exception. Note that
|
||||
# we're a bit broad in how we check the text, because different
|
||||
# Python implementations may not use the same text.
|
||||
# CPython uses the text "No module named management"
|
||||
# PyPy uses "No module named myproject.myapp.management"
|
||||
msg = exc.args[0]
|
||||
if not msg.startswith('No module named') or 'management' not in msg:
|
||||
raise
|
||||
|
||||
# Get a list of already installed *models* so that references work right.
|
||||
tables = connection.introspection.table_names()
|
||||
seen_models = connection.introspection.installed_models(tables)
|
||||
created_models = set()
|
||||
pending_references = {}
|
||||
cursor = connection.cursor()
|
||||
|
||||
# Create the tables for each model
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
model_list = models.get_models(app)
|
||||
for model in model_list:
|
||||
# Create the model's database table, if it doesn't already exist.
|
||||
if verbosity >= 2:
|
||||
print "Processing %s.%s model" % (app_name, model._meta.object_name)
|
||||
if connection.introspection.table_name_converter(model._meta.db_table) in tables:
|
||||
continue
|
||||
sql, references = connection.creation.sql_create_model(model, self.style, seen_models)
|
||||
seen_models.add(model)
|
||||
created_models.add(model)
|
||||
for refto, refs in references.items():
|
||||
pending_references.setdefault(refto, []).extend(refs)
|
||||
if refto in seen_models:
|
||||
sql.extend(connection.creation.sql_for_pending_references(refto, self.style, pending_references))
|
||||
sql.extend(connection.creation.sql_for_pending_references(model, self.style, pending_references))
|
||||
if verbosity >= 1 and sql:
|
||||
print "Creating table %s" % model._meta.db_table
|
||||
for statement in sql:
|
||||
cursor.execute(statement)
|
||||
tables.append(connection.introspection.table_name_converter(model._meta.db_table))
|
||||
# Get a list of already installed *models* so that references work right.
|
||||
tables = connection.introspection.table_names()
|
||||
seen_models = connection.introspection.installed_models(tables)
|
||||
created_models = set()
|
||||
pending_references = {}
|
||||
|
||||
# Create the m2m tables. This must be done after all tables have been created
|
||||
# to ensure that all referred tables will exist.
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
model_list = models.get_models(app)
|
||||
for model in model_list:
|
||||
if model in created_models:
|
||||
sql = connection.creation.sql_for_many_to_many(model, self.style)
|
||||
if sql:
|
||||
if verbosity >= 2:
|
||||
print "Creating many-to-many tables for %s.%s model" % (app_name, model._meta.object_name)
|
||||
for statement in sql:
|
||||
cursor.execute(statement)
|
||||
# Create the tables for each model
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
model_list = models.get_models(app)
|
||||
for model in model_list:
|
||||
# Create the model's database table, if it doesn't already exist.
|
||||
if verbosity >= 2:
|
||||
print "Processing %s.%s model" % (app_name, model._meta.object_name)
|
||||
if connection.introspection.table_name_converter(model._meta.db_table) in tables:
|
||||
continue
|
||||
sql, references = connection.creation.sql_create_model(model, self.style, seen_models)
|
||||
seen_models.add(model)
|
||||
created_models.add(model)
|
||||
for refto, refs in references.items():
|
||||
pending_references.setdefault(refto, []).extend(refs)
|
||||
if refto in seen_models:
|
||||
sql.extend(connection.creation.sql_for_pending_references(refto, self.style, pending_references))
|
||||
sql.extend(connection.creation.sql_for_pending_references(model, self.style, pending_references))
|
||||
if verbosity >= 1 and sql:
|
||||
print "Creating table %s" % model._meta.db_table
|
||||
for statement in sql:
|
||||
cursor.execute(statement)
|
||||
tables.append(connection.introspection.table_name_converter(model._meta.db_table))
|
||||
|
||||
transaction.commit_unless_managed()
|
||||
# Create the m2m tables. This must be done after all tables have been created
|
||||
# to ensure that all referred tables will exist.
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
model_list = models.get_models(app)
|
||||
for model in model_list:
|
||||
if model in created_models:
|
||||
sql = connection.creation.sql_for_many_to_many(model, self.style)
|
||||
if sql:
|
||||
if verbosity >= 2:
|
||||
print "Creating many-to-many tables for %s.%s model" % (app_name, model._meta.object_name)
|
||||
for statement in sql:
|
||||
cursor.execute(statement)
|
||||
|
||||
# Send the post_syncdb signal, so individual apps can do whatever they need
|
||||
# to do at this point.
|
||||
emit_post_sync_signal(created_models, verbosity, interactive)
|
||||
transaction.commit_unless_managed()
|
||||
|
||||
# The connection may have been closed by a syncdb handler.
|
||||
cursor = connection.cursor()
|
||||
# Send the post_syncdb signal, so individual apps can do whatever they need
|
||||
# to do at this point.
|
||||
emit_post_sync_signal(created_models, verbosity, interactive, connection)
|
||||
|
||||
# Install custom SQL for the app (but only if this
|
||||
# is a model we've just created)
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
for model in models.get_models(app):
|
||||
if model in created_models:
|
||||
custom_sql = custom_sql_for_model(model, self.style)
|
||||
if custom_sql:
|
||||
if verbosity >= 1:
|
||||
print "Installing custom SQL for %s.%s model" % (app_name, model._meta.object_name)
|
||||
try:
|
||||
for sql in custom_sql:
|
||||
cursor.execute(sql)
|
||||
except Exception, e:
|
||||
sys.stderr.write("Failed to install custom SQL for %s.%s model: %s\n" % \
|
||||
(app_name, model._meta.object_name, e))
|
||||
if show_traceback:
|
||||
import traceback
|
||||
traceback.print_exc()
|
||||
transaction.rollback_unless_managed()
|
||||
# The connection may have been closed by a syncdb handler.
|
||||
cursor = connection.cursor()
|
||||
|
||||
# Install custom SQL for the app (but only if this
|
||||
# is a model we've just created)
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
for model in models.get_models(app):
|
||||
if model in created_models:
|
||||
custom_sql = custom_sql_for_model(model, self.style, connection)
|
||||
if custom_sql:
|
||||
if verbosity >= 1:
|
||||
print "Installing custom SQL for %s.%s model" % (app_name, model._meta.object_name)
|
||||
try:
|
||||
for sql in custom_sql:
|
||||
cursor.execute(sql)
|
||||
except Exception, e:
|
||||
sys.stderr.write("Failed to install custom SQL for %s.%s model: %s\n" % \
|
||||
(app_name, model._meta.object_name, e))
|
||||
if show_traceback:
|
||||
import traceback
|
||||
traceback.print_exc()
|
||||
transaction.rollback_unless_managed()
|
||||
else:
|
||||
transaction.commit_unless_managed()
|
||||
else:
|
||||
transaction.commit_unless_managed()
|
||||
else:
|
||||
if verbosity >= 2:
|
||||
print "No custom SQL for %s.%s model" % (app_name, model._meta.object_name)
|
||||
# Install SQL indicies for all newly created models
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
for model in models.get_models(app):
|
||||
if model in created_models:
|
||||
index_sql = connection.creation.sql_indexes_for_model(model, self.style)
|
||||
if index_sql:
|
||||
if verbosity >= 1:
|
||||
print "Installing index for %s.%s model" % (app_name, model._meta.object_name)
|
||||
try:
|
||||
for sql in index_sql:
|
||||
cursor.execute(sql)
|
||||
except Exception, e:
|
||||
sys.stderr.write("Failed to install index for %s.%s model: %s\n" % \
|
||||
(app_name, model._meta.object_name, e))
|
||||
transaction.rollback_unless_managed()
|
||||
else:
|
||||
transaction.commit_unless_managed()
|
||||
if verbosity >= 2:
|
||||
print "No custom SQL for %s.%s model" % (app_name, model._meta.object_name)
|
||||
# Install SQL indicies for all newly created models
|
||||
for app in models.get_apps():
|
||||
app_name = app.__name__.split('.')[-2]
|
||||
for model in models.get_models(app):
|
||||
if model in created_models:
|
||||
index_sql = connection.creation.sql_indexes_for_model(model, self.style)
|
||||
if index_sql:
|
||||
if verbosity >= 1:
|
||||
print "Installing index for %s.%s model" % (app_name, model._meta.object_name)
|
||||
try:
|
||||
for sql in index_sql:
|
||||
cursor.execute(sql)
|
||||
except Exception, e:
|
||||
sys.stderr.write("Failed to install index for %s.%s model: %s\n" % \
|
||||
(app_name, model._meta.object_name, e))
|
||||
transaction.rollback_unless_managed()
|
||||
else:
|
||||
transaction.commit_unless_managed()
|
||||
|
||||
# Install the 'initial_data' fixture, using format discovery
|
||||
from django.core.management import call_command
|
||||
call_command('loaddata', 'initial_data', verbosity=verbosity)
|
||||
# Install the 'initial_data' fixture, using format discovery
|
||||
from django.core.management import call_command
|
||||
call_command('loaddata', 'initial_data', verbosity=verbosity)
|
||||
|
||||
Reference in New Issue
Block a user