Add an update mechanism for old repositories

The update is done transparently, and displays a warning message explaining the change.
All the update machinery has been moved to the new update module.
main
Fabien Benureau 9 years ago
parent 93c54939b3
commit 757a8b300e

@ -1 +1 @@
__version__ = '0.5.0'
__version__ = '0.6.0'

@ -1,39 +0,0 @@
import sys
from .. import repo
from .. import color
from ..uis import get_ui
from ..__init__ import __version__
def parser(subparsers):
parser = subparsers.add_parser('update', help='update the repository to the lastest format')
return parser
def command(conf, args):
ui = get_ui()
code_version = __version__.split('.')
if len(conf['internal']['version']) == 1: # support for deprecated version scheme.
conf['internal']['version'] = '0.{}.0'.format(conf['internal']['version'])
repo_version = conf['internal']['version'].split('.')
if repo_version == code_version:
ui.message('Your pubs repository is up-to-date.')
sys.exit(0)
elif repo_version > code_version:
ui.message('Your repository was generated with an newer version of pubs.\n'
'You should not use pubs until you install the newest version.')
sys.exit(0)
else:
msg = ("You should backup the pubs directory {} before continuing."
"Continue ?").format(color.dye_out(conf['main']['pubsdir'], color.filepath))
sure = ui.input_yn(question=msg, default='n')
if not sure:
sys.exit(0)
#TODO: update!!
# conf['internal']['version'] = repo_version
# conf['internal']['version']

@ -1 +1 @@
from .conf import load_default_conf, load_conf, save_conf, get_pubspath
from .conf import get_confpath, load_default_conf, load_conf, save_conf, check_conf

@ -15,7 +15,7 @@ def load_default_conf():
default_conf.validate(validator, copy=True)
return default_conf
def get_pubspath(verify=True):
def get_confpath(verify=True):
"""Returns the pubs path.
If verify is True, verify that pubs.conf exist in the directory,
and exit with an error if not.
@ -31,19 +31,26 @@ def get_pubspath(verify=True):
ui.exit(error_code=1)
return confpath
def load_conf(check_conf=True):
def check_conf(conf):
"""Type checks a configuration"""
validator = validate.Validator()
results = conf.validate(validator, copy=True)
assert results == True, '{}'.format(results) # TODO: precise error dialog when parsing error
def load_conf(check=True, path=None):
"""Load the user config"""
pubspath = get_pubspath(verify=True)
with open(pubspath, 'r') as f:
if path is None:
path = get_confpath(verify=True)
with open(path, 'rb') as f:
conf = configobj.ConfigObj(f.readlines(), configspec=configspec)
if check_conf:
validator = validate.Validator()
results = conf.validate(validator, copy=True)
assert results == True, '{}'.format(results) # TODO: precise error dialog when parsing error
if check:
check_conf(conf)
return conf
def save_conf(conf):
with open(get_pubspath(verify=False), 'w') as f:
def save_conf(conf, path=None):
if path is None:
path = get_confpath(verify=False)
with open(path, 'wb') as f:
conf.write(outfile=f)

@ -6,8 +6,8 @@ import collections
from . import uis
from . import config
from . import commands
from . import update
from . import plugins
from .__init__ import __version__
CORE_CMDS = collections.OrderedDict([
@ -27,37 +27,17 @@ CORE_CMDS = collections.OrderedDict([
('websearch', commands.websearch_cmd),
('edit', commands.edit_cmd),
# ('update', commands.update_cmd),
])
def _update_check(conf, ui):
code_version = __version__.split('.')
if len(conf['internal']['version']) == 1: # support for deprecated version scheme.
conf['internal']['version'] = '0.{}.0'.format(conf['internal']['version'])
repo_version = conf['internal']['version'].split('.')
if repo_version > code_version:
ui.warning(
'your repository was generated with an newer version'
' of pubs (v{}) than the one you are using (v{}).'
'\n'.format(repo_version, code_version) +
'You should not use pubs until you install the '
'newest version.')
sys.exit()
elif repo_version < code_version:
ui.message(
'warning: your repository version (v{})'.format(repo_version)
+ 'must be updated to version {}.\n'.format(code_version)
+ "run 'pubs update'.")
sys.exit()
def execute(raw_args=sys.argv):
# loading config
if len(raw_args) > 1 and raw_args[1] != 'init':
try:
conf = config.load_conf(check_conf=True)
conf = config.load_conf(check=False)
if update.update_check(conf): # an update happened, reload conf.
conf = config.load_conf(check=False)
config.check_conf(conf)
except IOError as e:
print('error: {}'.format(str(e)))
sys.exit()
@ -67,8 +47,6 @@ def execute(raw_args=sys.argv):
uis.init_ui(conf)
ui = uis.get_ui()
_update_check(conf, ui)
parser = argparse.ArgumentParser(description="research papers repository")
subparsers = parser.add_subparsers(title="valid commands", dest="command")

@ -0,0 +1,63 @@
from . import config
from . import uis
from .__init__ import __version__
def update_check(conf):
"""Runs an update if necessary, and return True in that case."""
code_version = __version__.split('.')
try:
repo_version = conf['internal']['version'].split('.')
except KeyError:
repo_version = ['0', '5', '0']
if repo_version > code_version:
uis.init_ui(config.load_default_conf())
ui = uis.get_ui()
ui.warning(
'Your repository was generated with an newer version'
' of pubs (v{}) than the one you are using (v{}).'
'\n'.format(repo_version, code_version) +
'You should not use pubs until you install the '
'newest version.')
sys.exit()
elif repo_version < code_version:
return update(conf, code_version, repo_version)
return False
def update(conf, code_version, repo_version):
"""Runs an update if necessary, and return True in that case."""
if repo_version == ['0', '5', '0']: # we need to update
default_conf = config.load_default_conf()
uis.init_ui(config.load_default_conf())
ui = uis.get_ui()
for key in ['pubsdir', 'docsdir', 'edit_cmd', 'open_cmd']:
default_conf['main'][key] = conf['pubs'][key]
if conf['pubs']['import_move']:
default_conf['main']['add_doc'] = 'move'
elif conf['pubs']['import_copy']:
default_conf['main']['add_doc'] = 'copy'
else:
default_conf['main']['add_doc'] = 'link'
backup_path = config.get_confpath() + '.old'
config.save_conf(conf, path=backup_path)
config.save_conf(default_conf)
ui.warning(
'Your configuration file has been updated. '
'The old file has been moved to `{}`. '.format(backup_path) +
'Some, but not all, of your settings has been transferred '
'to the new file.\n'
'You can inspect and modify your configuration '
' using the `pubs config` command.'
)
return True
return False

@ -2,71 +2,70 @@
import unittest
import dotdot
from pubs import configs
from pubs.configs import config
from pubs.config import conf
from pubs.p3 import configparser
class TestConfig(unittest.TestCase):
def test_create_config(self):
a = configs.Config()
a.as_global()
self.assertEqual(a, config())
def test_config_content(self):
a = configs.Config()
a.as_global()
self.assertEqual(config().pubsdir, configs.DFT_CONFIG['pubsdir'])
self.assertEqual(config().color, configs.str2bool(configs.DFT_CONFIG['color']))
def test_set(self):
a = configs.Config()
a.as_global()
config().color = 'no'
self.assertEqual(config().color, False)
self.assertEqual(config('pubs').color, False)
# booleans type for new variables are memorized, but not saved.
config().bla = True
self.assertEqual(config().bla, True)
self.assertEqual(config('pubs').bla, True)
with self.assertRaises(configparser.NoOptionError):
config()._cfg.get(configs.MAIN_SECTION, '_section')
def test_reload(self):
default_color = configs.DFT_CONFIG['color']
a = configs.Config()
a.as_global()
a.color = False
a.bla = 'foo'
config.color = not configs.str2bool(default_color)
self.assertEqual(config().color, not configs.str2bool(default_color))
b = configs.Config()
b.as_global()
self.assertEqual(b, config())
self.assertEqual(config().color, configs.str2bool(default_color))
def test_exception(self):
a = configs.Config()
a.as_global()
with self.assertRaises(configparser.NoOptionError):
config().color2
self.assertEqual(config().get('color2', default = 'blue'), 'blue')
with self.assertRaises(configparser.NoSectionError):
config(section = 'bla3').color
self.assertEqual(config(section = 'bla3').get('color', default = 'green'), 'green')
self.assertEqual(config(section = 'bla3').get('color', default = config().color), True)
def test_keywords(self):
a = configs.Config(pubs_dir = '/blabla')
self.assertEqual(a.pubs_dir, '/blabla')
# class TestConfig(unittest.TestCase):
#
# def test_create_config(self):
# a = configs.Config()
# a.as_global()
# self.assertEqual(a, config())
#
# def test_config_content(self):
# a = configs.Config()
# a.as_global()
#
# self.assertEqual(config().pubsdir, configs.DFT_CONFIG['pubsdir'])
# self.assertEqual(config().color, configs.str2bool(configs.DFT_CONFIG['color']))
#
# def test_set(self):
# a = configs.Config()
# a.as_global()
# config().color = 'no'
# self.assertEqual(config().color, False)
# self.assertEqual(config('pubs').color, False)
# # booleans type for new variables are memorized, but not saved.
# config().bla = True
# self.assertEqual(config().bla, True)
# self.assertEqual(config('pubs').bla, True)
#
# with self.assertRaises(configparser.NoOptionError):
# config()._cfg.get(configs.MAIN_SECTION, '_section')
#
# def test_reload(self):
#
# default_color = configs.DFT_CONFIG['color']
#
# a = configs.Config()
# a.as_global()
# a.color = False
# a.bla = 'foo'
# config.color = not configs.str2bool(default_color)
# self.assertEqual(config().color, not configs.str2bool(default_color))
#
# b = configs.Config()
# b.as_global()
# self.assertEqual(b, config())
# self.assertEqual(config().color, configs.str2bool(default_color))
#
# def test_exception(self):
#
# a = configs.Config()
# a.as_global()
#
# with self.assertRaises(configparser.NoOptionError):
# config().color2
# self.assertEqual(config().get('color2', default = 'blue'), 'blue')
#
# with self.assertRaises(configparser.NoSectionError):
# config(section = 'bla3').color
# self.assertEqual(config(section = 'bla3').get('color', default = 'green'), 'green')
# self.assertEqual(config(section = 'bla3').get('color', default = config().color), True)
#
# def test_keywords(self):
# a = configs.Config(pubs_dir = '/blabla')
# self.assertEqual(a.pubs_dir, '/blabla')
if __name__ == '__main__':

@ -5,7 +5,8 @@ import os
import dotdot
import fake_env
from pubs import content, filebroker, databroker, datacache, configs
from pubs import content, filebroker, databroker, datacache
from pubs.config import conf
import str_fixtures
from pubs import endecoder
@ -20,7 +21,7 @@ class TestDataBroker(unittest.TestCase):
page99_bibentry = ende.decode_bibdata(str_fixtures.bibtex_raw0)
for db_class in [databroker.DataBroker, datacache.DataCache]:
self.fs = fake_env.create_fake_fs([content, filebroker, configs])
self.fs = fake_env.create_fake_fs([content, filebroker, conf])
db = db_class('tmp', create=True)

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