'''
Allura plugins for authentication and project registration
'''
import re
import os
import logging
import subprocess
import string
from urllib2 import urlopen
from cStringIO import StringIO
from random import randint
from hashlib import sha256
from base64 import b64encode
from datetime import datetime
import json
try:
import ldap
from ldap import modlist
except ImportError:
ldap = modlist = None
import pkg_resources
from tg import config
from pylons import g, c
from webob import exc
from bson.tz_util import FixedOffset
from ming.utils import LazyProperty
from ming.orm import state
from ming.orm import ThreadLocalORMSession
from allura.lib import helpers as h
from allura.lib import security
from allura.lib import exceptions as forge_exc
log = logging.getLogger(__name__)
class AuthenticationProvider(object):
'''
An interface to provide authentication services for Allura.
To use a new provider, expose an entry point in setup.py:
[allura.auth]
myprovider = foo.bar:MyAuthProvider
Then in your .ini file, set auth.method=myprovider
'''
def __init__(self, request):
self.request = request
@classmethod
def get(cls, request):
'''returns the AuthenticationProvider instance for this request'''
try:
result = cls._loaded_ep
except AttributeError:
method = config.get('auth.method', 'local')
result = cls._loaded_ep = g.entry_points['auth'][method]
return result(request)
@LazyProperty
def session(self):
return self.request.environ['beaker.session']
def authenticate_request(self):
from allura import model as M
user = M.User.query.get(_id=self.session.get('userid', None))
if user is None:
return M.User.anonymous()
if user.disabled:
self.logout()
return M.User.anonymous()
return user
def register_user(self, user_doc):
'''
Register a user.
:param user_doc: a dict with 'username' and 'display_name'. Optionally 'password' and others
:rtype: :class:`User <allura.model.auth.User>`
'''
raise NotImplementedError, 'register_user'
def _login(self):
'''
Authorize a user, usually using self.request.params['username'] and ['password']
:rtype: :class:`User <allura.model.auth.User>`
:raises: HTTPUnauthorized if user not found, or credentials are not valid
'''
raise NotImplementedError, '_login'
def login(self, user=None):
try:
if user is None: user = self._login()
self.session['userid'] = user._id
self.session.save()
g.zarkov_event('login', user=user)
return user
except exc.HTTPUnauthorized:
self.logout()
raise
def logout(self):
self.session['userid'] = None
self.session.save()
def by_username(self, username):
'''
Find a user by username.
:rtype: :class:`User <allura.model.auth.User>` or None
'''
raise NotImplementedError, 'by_username'
def set_password(self, user, old_password, new_password):
'''
Set a user's password.
:param user: a :class:`User <allura.model.auth.User>`
:rtype: None
:raises: HTTPUnauthorized if old_password is not valid
'''
raise NotImplementedError, 'set_password'
def upload_sshkey(self, username, pubkey):
'''
Upload an SSH Key. Providers do not necessarily need to implement this.
:rtype: None
:raises: AssertionError with user message, upon any error
'''
raise NotImplemented, 'upload_sshkey'
def account_navigation(self):
return [
{
'tabid': 'account_sfnet_beta_index',
'title': 'Subscriptions',
'target': "/auth/prefs",
'alt': 'Manage Subscription Preferences',
},
]
def user_project_shortname(self, user):
'''
:param user: a :class:`User <allura.model.auth.User>`
:rtype: str
'''
raise NotImplementedError, 'user_project_shortname'
def user_by_project_shortname(self, shortname):
'''
:param str: shortname
:rtype: user: a :class:`User <allura.model.auth.User>`
'''
raise NotImplementedError, 'user_by_project_shortname'
def update_notifications(self, user):
raise NotImplemented, 'update_notifications'
class LocalAuthenticationProvider(AuthenticationProvider):
'''
Stores user passwords on the User model, in mongo. Uses per-user salt and
SHA-256 encryption.
'''
def register_user(self, user_doc):
from allura import model as M
u = M.User(**user_doc)
if 'password' in user_doc:
u.set_password(user_doc['password'])
return u
def _login(self):
user = self.by_username(self.request.params['username'])
if not self._validate_password(user, self.request.params['password']):
raise exc.HTTPUnauthorized()
return user
def _validate_password(self, user, password):
if user is None: return False
if not user.password: return False
salt = str(user.password[6:6+user.SALT_LEN])
check = self._encode_password(password, salt)
if check != user.password: return False
return True
def by_username(self, username):
from allura import model as M
un = re.escape(username)
un = un.replace(r'\_', '[-_]')
un = un.replace(r'\-', '[-_]')
rex = re.compile('^' + un + '$')
return M.User.query.get(username=rex)
def set_password(self, user, old_password, new_password):
user.password = self._encode_password(new_password)
def _encode_password(self, password, salt=None):
from allura import model as M
if salt is None:
salt = ''.join(chr(randint(1, 0x7f))
for i in xrange(M.User.SALT_LEN))
hashpass = sha256(salt + password.encode('utf-8')).digest()
return 'sha256' + salt + b64encode(hashpass)
def user_project_shortname(self, user):
return 'u/' + user.username.replace('_', '-')
def user_by_project_shortname(self, shortname):
from allura import model as M
return M.User.query.get(username=shortname)
def update_notifications(self, user):
return ''
class LdapAuthenticationProvider(AuthenticationProvider):
def register_user(self, user_doc):
from allura import model as M
password = user_doc['password'].encode('utf-8')
result = M.User(**user_doc)
dn_u = 'uid=%s,%s' % (user_doc['username'], config['auth.ldap.suffix'])
uid = str(M.AuthGlobals.get_next_uid())
try:
con = ldap.initialize(config['auth.ldap.server'])
con.bind_s(config['auth.ldap.admin_dn'],
config['auth.ldap.admin_password'])
uname = user_doc['username'].encode('utf-8')
display_name = user_doc['display_name'].encode('utf-8')
ldif_u = modlist.addModlist(dict(
uid=uname,
userPassword=password,
objectClass=['account', 'posixAccount' ],
cn=display_name,
uidNumber=uid,
gidNumber='10001',
homeDirectory='/home/' + uname,
loginShell='/bin/bash',
gecos=uname,
description='SCM user account'))
try:
con.add_s(dn_u, ldif_u)
except ldap.ALREADY_EXISTS:
log.exception('Trying to create existing user %s', uname)
raise
con.unbind_s()
argv = ('schroot -d / -c %s -u root /ldap-userconfig.py init %s' % (
config['auth.ldap.schroot_name'], user_doc['username'])).split()
p = subprocess.Popen(argv, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
rc = p.wait()
if rc != 0:
log.error('Error creating home directory for %s',
user_doc['username'])
except:
raise
return result
def upload_sshkey(self, username, pubkey):
argv = ('schroot -d / -c %s -u root /ldap-userconfig.py upload %s' % (
config['auth.ldap.schroot_name'], username)).split() + [ pubkey ]
p = subprocess.Popen(argv, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
rc = p.wait()
if rc != 0:
errmsg = p.stdout.read()
log.exception('Error uploading public SSH key for %s: %s',
username, errmsg)
assert False, errmsg
def by_username(self, username):
from allura import model as M
return M.User.query.get(username=username)
def set_password(self, user, old_password, new_password):
try:
dn = 'uid=%s,%s' % (user.username, config['auth.ldap.suffix'])
con = ldap.initialize(config['auth.ldap.server'])
con.bind_s(dn, old_password.encode('utf-8'))
con.modify_s(dn, [(ldap.MOD_REPLACE, 'userPassword', new_password.encode('utf-8'))])
con.unbind_s()
except ldap.INVALID_CREDENTIALS:
raise exc.HTTPUnauthorized()
def _login(self):
from allura import model as M
user = M.User.query.get(username=self.request.params['username'])
if user is None: raise exc.HTTPUnauthorized()
try:
dn = 'uid=%s,%s' % (user.username, config['auth.ldap.suffix'])
con = ldap.initialize(config['auth.ldap.server'])
con.bind_s(dn, self.request.params['password'])
con.unbind_s()
except ldap.INVALID_CREDENTIALS:
raise exc.HTTPUnauthorized()
return user
class ProjectRegistrationProvider(object):
'''
Project registration services for Allura. This is a full implementation
and the default. Extend this class with your own if you need to add more
functionality.
To use a new provider, expose an entry point in setup.py:
[allura.project_registration]
myprovider = foo.bar:MyAuthProvider
Then in your .ini file, set registration.method=myprovider
'''
def __init__(self):
from allura.lib.widgets import forms
self.add_project_widget = forms.NeighborhoodAddProjectForm
@classmethod
def get(cls):
from allura.lib import app_globals
method = config.get('registration.method', 'local')
return app_globals.Globals().entry_points['registration'][method]()
def name_taken(self, project_name, neighborhood):
from allura import model as M
p = M.Project.query.get(shortname=project_name, neighborhood_id=neighborhood._id)
if p:
return 'This project name is taken.'
for check in self.extra_name_checks():
if re.match(str(check[1]),project_name) is not None:
return check[0]
return False
def extra_name_checks(self):
'''This should be a list or iterator containing tuples.
The first tiem in the tuple should be an error message and the
second should be a regex. If the user attempts to register a
project with a name that matches the regex, the field will
be marked invalid with the message displayed to the user.
'''
return []
def rate_limit(self, user, neighborhood):
'''Check the various config-defined project registration rate
limits, and if any are exceeded, raise ProjectRatelimitError.
'''
if security.has_access(neighborhood, 'admin', user=user)():
return
# have to have the replace because, despite being UTC,
# the result from utcnow() is still offset-naive :-(
# maybe look into making the mongo connection offset-naive?
now = datetime.utcnow().replace(tzinfo=FixedOffset(0, 'UTC'))
project_count = len(list(user.my_projects()))
rate_limits = json.loads(config.get('project.rate_limits', '{}'))
for rate, count in rate_limits.items():
user_age = now - user._id.generation_time
user_age = (user_age.microseconds + (user_age.seconds + user_age.days * 24 * 3600) * 10**6) / 10**6
if user_age < int(rate) and project_count >= count:
raise forge_exc.ProjectRatelimitError()
def register_neighborhood_project(self, neighborhood, users, allow_register=False):
from allura import model as M
shortname='--init--'
p = neighborhood.neighborhood_project
if p: raise forge_exc.ProjectConflict()
name = 'Home Project for %s' % neighborhood.name
database_uri = M.Project.default_database_uri(shortname)
p = M.Project(neighborhood_id=neighborhood._id,
shortname=shortname,
name=name,
short_description='',
description=('You can edit this description in the admin page'),
homepage_title = '# ' + name,
database_uri=database_uri,
last_updated = datetime.utcnow(),
is_nbhd_project=True,
is_root=True)
try:
p.configure_project(
users=users,
is_user_project=False,
apps=[
('Wiki', 'wiki', 'Wiki'),
('admin', 'admin', 'Admin')])
except:
ThreadLocalORMSession.close_all()
log.exception('Error registering project %s' % p)
raise
if allow_register:
role_auth = M.ProjectRole.authenticated(p)
security.simple_grant(p.acl, role_auth._id, 'register')
state(p).soil()
return p
def register_project(self, neighborhood, shortname, project_name, user, user_project, private_project, apps=None):
'''Register a new project in the neighborhood. The given user will
become the project's superuser.
'''
self.validate_project(neighborhood, shortname, project_name, user, user_project, private_project)
return self._create_project(neighborhood, shortname, project_name, user, user_project, private_project, apps)
def validate_project(self, neighborhood, shortname, project_name, user, user_project, private_project):
'''
Validate that a project can be registered, before it is
'''
from allura import model as M
# Check for private project rights
if neighborhood.features['private_projects'] == False and private_project:
raise ValueError("You can't create private projects for %s neighborhood" % neighborhood.name)
# Check for project limit creation
nb_max_projects = neighborhood.get_max_projects()
if nb_max_projects is not None:
count = M.Project.query.find(dict(
neighborhood_id=neighborhood._id,
deleted=False,
is_nbhd_project=False,
)).count()
if count >= nb_max_projects:
log.exception('Error registering project %s' % project_name)
raise forge_exc.ProjectOverlimitError()
self.rate_limit(user, neighborhood)
if not h.re_path_portion.match(shortname.replace('/', '')):
raise ValueError('Invalid project shortname: %s' % shortname)
p = M.Project.query.get(shortname=shortname, neighborhood_id=neighborhood._id)
if p:
raise forge_exc.ProjectConflict()
def _create_project(self, neighborhood, shortname, project_name, user, user_project, private_project, apps):
'''
Actually create the project, no validation. This should not be called directly
under normal circumstances.
'''
from allura import model as M
project_template = neighborhood.get_project_template()
p = M.Project(neighborhood_id=neighborhood._id,
shortname=shortname,
name=project_name,
short_description='',
description=('You can edit this description in the admin page'),
homepage_title=shortname,
database_uri=M.Project.default_database_uri(shortname),
last_updated = datetime.utcnow(),
is_nbhd_project=False,
is_root=True)
p.configure_project(
users=[user],
is_user_project=user_project,
is_private_project=private_project or project_template.get('private', False),
apps=apps or [] if 'tools' in project_template else None)
# Setup defaults from neighborhood project template if applicable
offset = p.next_mount_point(include_hidden=True)
if 'groups' in project_template:
for obj in project_template['groups']:
name = obj.get('name')
permissions = set(obj.get('permissions', [])) & \
set(p.permissions)
usernames = obj.get('usernames', [])
# Must provide a group name
if not name: continue
# If the group already exists, we'll add users to it,
# but we won't change permissions on the group
group = M.ProjectRole.by_name(name, project=p)
if not group:
# If creating a new group, *must* specify permissions
if not permissions: continue
group = M.ProjectRole(project_id=p._id, name=name)
p.acl += [M.ACE.allow(group._id, perm)
for perm in permissions]
for username in usernames:
guser = M.User.by_username(username)
if not (guser and guser._id): continue
pr = guser.project_role(project=p)
if group._id not in pr.roles:
pr.roles.append(group._id)
if 'tools' in project_template:
for i, tool in enumerate(project_template['tools'].keys()):
tool_config = project_template['tools'][tool]
tool_options = tool_config.get('options', {})
for k, v in tool_options.iteritems():
if isinstance(v, basestring):
tool_options[k] = \
string.Template(v).safe_substitute(
p.__dict__.get('root_project', {}))
app = p.install_app(tool,
mount_label=tool_config['label'],
mount_point=tool_config['mount_point'],
ordinal=i + offset,
**tool_options)
if tool == 'wiki':
from forgewiki import model as WM
text = tool_config.get('home_text',
'[[project_admins]]\n[[download_button]]')
WM.Page.query.get(app_config_id=app.config._id).text = text
if 'tool_order' in project_template:
for i, tool in enumerate(project_template['tool_order']):
p.app_config(tool).options.ordinal = i
if 'labels' in project_template:
p.labels = project_template['labels']
if 'trove_cats' in project_template:
for trove_type in project_template['trove_cats'].keys():
troves = getattr(p, 'trove_%s' % trove_type)
for trove_id in project_template['trove_cats'][trove_type]:
troves.append(M.TroveCategory.query.get(trove_cat_id=trove_id)._id)
if 'icon' in project_template:
icon_file = StringIO(urlopen(project_template['icon']['url']).read())
M.ProjectFile.save_image(
project_template['icon']['filename'], icon_file,
square=True, thumbnail_size=(48, 48),
thumbnail_meta=dict(project_id=p._id, category='icon'))
if user_project:
# Allow for special user-only tools
p._extra_tool_status = ['user']
# add user project informative text to home
from forgewiki import model as WM
home_app = p.app_instance('wiki')
home_page = WM.Page.query.get(app_config_id=home_app.config._id)
home_page.text = ("This is the personal project of %s."
" This project is created automatically during user registration"
" as an easy place to store personal data that doesn't need its own"
" project such as cloned repositories.") % user.display_name
# clear the RoleCache for the user so this project will
# be picked up by user.my_projects()
g.credentials.clear_user(user._id)
with h.push_config(c, project=p, user=user):
ThreadLocalORMSession.flush_all()
# have to add user to context, since this may occur inside auth code
# for user-project reg, and c.user isn't set yet
g.post_event('project_created')
return p
def register_subproject(self, project, name, user, install_apps):
from allura import model as M
assert h.re_path_portion.match(name), 'Invalid subproject shortname'
shortname = project.shortname + '/' + name
sp = M.Project(
parent_id=project._id,
neighborhood_id=project.neighborhood_id,
shortname=shortname,
name=name,
database_uri=project.database_uri,
last_updated = datetime.utcnow(),
is_root=False)
with h.push_config(c, project=sp):
M.AppConfig.query.remove(dict(project_id=c.project._id))
if install_apps:
sp.install_app('admin', 'admin', ordinal=1)
sp.install_app('search', 'search', ordinal=2)
g.post_event('project_created')
return sp
def delete_project(self, project, user):
for sp in project.subprojects:
self.delete_project(sp, user)
project.deleted = True
def undelete_project(self, project, user):
project.deleted = False
for sp in project.subprojects:
self.undelete_project(sp, user)
def best_download_url(self, project):
'''This is the url needed to render a download button.
It should be overridden for your specific envirnoment'''
return None
class ThemeProvider(object):
'''
Theme information for Allura. This is a full implementation
and the default. Extend this class with your own if you need to add more
functionality.
To use a new provider, expose an entry point in setup.py:
[allura.theme]
myprovider = foo.bar:MyThemeProvider
Then in your .ini file, set theme=mytheme
The variables referencing jinja template files can be changed to point at your
own jinja templates. Use the standard templates as a reference, you should
provide matching macros and block names.
:var icons: a dictionary of sized icons for each tool
'''
master_template = 'allura:templates/jinja_master/master.html'
jinja_macros = 'allura:templates/jinja_master/theme_macros.html'
nav_menu = 'allura:templates/jinja_master/nav_menu.html'
top_nav = 'allura:templates/jinja_master/top_nav.html'
sidebar_menu = 'allura:templates/jinja_master/sidebar_menu.html'
icons = {
'subproject': {
24: 'images/ext_24.png',
32: 'images/ext_32.png',
48: 'images/ext_48.png'
}
}
def require(self):
g.register_theme_css('css/site_style.css', compress=False)
g.register_theme_css('css/allura.css', compress=False)
@classmethod
def register_ew_resources(cls, manager, name):
manager.register_directory(
'theme/%s' % name,
pkg_resources.resource_filename(
'allura',
os.path.join('nf', name)))
@LazyProperty
def password_change_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
'''
from allura.lib.widgets.forms import PasswordChangeForm
return PasswordChangeForm(action='/auth/prefs/change_password')
@LazyProperty
def personal_data_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
'''
from allura.lib.widgets.forms import PersonalDataForm
return PersonalDataForm()
@LazyProperty
def add_telnumber_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page to
allow adding a telephone number.
'''
from allura.lib.widgets.forms import AddTelNumberForm
return AddTelNumberForm()
@LazyProperty
def add_website_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page to
allow adding a personal website url.
'''
from allura.lib.widgets.forms import AddWebsiteForm
return AddWebsiteForm()
@LazyProperty
def skype_account_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page to
allow setting the user's Skype account.
'''
from allura.lib.widgets.forms import SkypeAccountForm
return SkypeAccountForm()
@LazyProperty
def remove_textvalue_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page to
allow removing a single text value from a list.
'''
from allura.lib.widgets.forms import RemoveTextValueForm
return RemoveTextValueForm()
@LazyProperty
def add_socialnetwork_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page to
allow adding a social network account.
'''
from allura.lib.widgets.forms import AddSocialNetworkForm
return AddSocialNetworkForm(action='/auth/prefs/add_social_network')
@LazyProperty
def remove_socialnetwork_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page to
allow removing a social network account.
'''
from allura.lib.widgets.forms import RemoveSocialNetworkForm
return RemoveSocialNetworkForm(action='/auth/prefs/remove_social_network')
@LazyProperty
def add_timeslot_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
to allow creating a new availability timeslot
'''
from allura.lib.widgets.forms import AddTimeSlotForm
return AddTimeSlotForm()
@LazyProperty
def remove_timeslot_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
to remove a timeslot
'''
from allura.lib.widgets.forms import RemoveTimeSlotForm
return RemoveTimeSlotForm()
@LazyProperty
def add_inactive_period_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
to allow creating a new period of inactivity
'''
from allura.lib.widgets.forms import AddInactivePeriodForm
return AddInactivePeriodForm()
@LazyProperty
def remove_inactive_period_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
to allow removing an existing period of inactivity
'''
from allura.lib.widgets.forms import RemoveInactivePeriodForm
return RemoveInactivePeriodForm()
@LazyProperty
def add_trove_category(self):
'''
:return: None, or an easywidgets Form to render on the page to create a
new trove_category
'''
from allura.lib.widgets.forms import AddTroveCategoryForm
return AddTroveCategoryForm(action='/categories/create')
@LazyProperty
def remove_trove_category(self):
'''
:return: None, or an easywidgets Form to render on the page to remove
an existing trove_category
'''
from allura.lib.widgets.forms import RemoveTroveCategoryForm
return RemoveTroveCategoryForm(action='/categories/remove')
@LazyProperty
def add_user_skill(self):
'''
:return: None, or an easywidgets Form to render on the page to add a
new skill to a user profile
'''
from allura.lib.widgets.forms import AddUserSkillForm
return AddUserSkillForm(action='/auth/prefs/user_skills/save_skill')
@LazyProperty
def select_subcategory_form(self):
'''
:return: None, or an easywidgets Form to render on the page to add a
new skill to a user profile, allowing to select a category in
order to see its sub-categories
'''
from allura.lib.widgets.forms import SelectSubCategoryForm
return SelectSubCategoryForm(action='/auth/prefs/user_skills')
@LazyProperty
def remove_user_skill(self):
'''
:return: None, or an easywidgets Form to render on the page to remove
an existing skill from a user profile
'''
from allura.lib.widgets.forms import RemoveSkillForm
return RemoveSkillForm(action='/auth/prefs/user_skills/remove_skill')
@LazyProperty
def upload_key_form(self):
'''
:return: None, or an easywidgets Form to render on the user preferences page
'''
from allura.lib.widgets.forms import UploadKeyForm
return UploadKeyForm(action='/auth/prefs/upload_sshkey')
@property
def master(self):
return self.master_template
@classmethod
def get(cls):
name = config.get('theme', 'allura')
return g.entry_points['theme'][name]()
def app_icon_url(self, app, size):
"""returns the default icon for the given app (or non-app thing like 'subproject').
Takes an instance of class Application, or else a string.
Expected to be overriden by derived Themes.
"""
if isinstance(app, unicode):
app = str(app)
if isinstance(app, str):
if app in self.icons and size in self.icons[app]:
return g.theme_href(self.icons[app][size])
else:
return g.entry_points['tool'][app].icon_url(size)
else:
return app.icon_url(size)
class LocalProjectRegistrationProvider(ProjectRegistrationProvider):
pass
class UserPreferencesProvider(object):
'''
An interface for user preferences, like display_name and email_address
To use a new provider, expose an entry point in setup.py:
[allura.user_prefs]
myprefs = foo.bar:MyUserPrefProvider
Then in your .ini file, set user_prefs_storage.method=myprefs
'''
@classmethod
def get(cls):
method = config.get('user_prefs_storage.method', 'local')
return g.entry_points['user_prefs'][method]()
def get_pref(self, user, pref_name):
'''
:param user: a :class:`User <allura.model.auth.User>`
:param str pref_name:
:return: pref_value
:raises: AttributeError if pref_name not found
'''
raise NotImplementedError, 'get_pref'
def save_pref(self, user, pref_name, pref_value):
'''
:param user: a :class:`User <allura.model.auth.User>`
:param str pref_name:
:param pref_value:
'''
raise NotImplementedError, 'set_pref'
def find_by_display_name(self, name):
'''
:rtype: list of :class:`Users <allura.model.auth.User>`
'''
raise NotImplementedError, 'find_by_display_name'
class LocalUserPreferencesProvider(UserPreferencesProvider):
'''
The default UserPreferencesProvider, storing preferences on the User object
in mongo.
'''
def get_pref(self, user, pref_name):
if pref_name in user.preferences:
return user.preferences[pref_name]
else:
return getattr(user, pref_name)
def set_pref(self, user, pref_name, pref_value):
if pref_name in user.preferences:
user.preferences[pref_name] = pref_value
else:
setattr(user, pref_name, pref_value)
def find_by_display_name(self, name):
from allura import model as M
name_regex = re.compile('(?i)%s' % re.escape(name))
users = M.User.query.find(dict(
display_name=name_regex)).sort('username').all()
return users