Changeset - 5b551b189459
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0 9 0
Mads Kiilerich - 7 years ago 2019-01-23 00:03:40
mads@kiilerich.com
Grafted from: 3bfbd1f20b0c
utils: refactor make_ui to always read from db, optionally also augmenting with hgrc content

simplehg was the only user of reading hgrc content ... and it would rather just
have everything at once.

The implementation in utils is moved around and re-indented, but without
significant changes.
9 files changed with 45 insertions and 61 deletions:
0 comments (0 inline, 0 general)
kallithea/config/app_cfg.py
Show inline comments
 
@@ -128,87 +128,87 @@ def setup_configuration(app):
 
        log.error("Cannot encode Unicode paths to file system encoding %r", sys.getfilesystemencoding())
 
        for var in ['LC_CTYPE', 'LC_ALL', 'LANG']:
 
            if var in os.environ:
 
                val = os.environ[var]
 
                log.error("Note: Environment variable %s is %r - perhaps change it to some other value from 'locale -a', like 'C.UTF-8' or 'en_US.UTF-8'", var, val)
 
                break
 
        else:
 
            log.error("Note: No locale setting found in environment variables - perhaps set LC_CTYPE to some value from 'locale -a', like 'C.UTF-8' or 'en_US.UTF-8'")
 
        log.error("Terminating ...")
 
        sys.exit(1)
 

	
 
    # Mercurial sets encoding at module import time, so we have to monkey patch it
 
    hgencoding = config.get('hgencoding')
 
    if hgencoding:
 
        mercurial.encoding.encoding = hgencoding
 

	
 
    if config.get('ignore_alembic_revision', False):
 
        log.warn('database alembic revision checking is disabled')
 
    else:
 
        dbconf = config['sqlalchemy.url']
 
        alembic_cfg = alembic.config.Config()
 
        alembic_cfg.set_main_option('script_location', 'kallithea:alembic')
 
        alembic_cfg.set_main_option('sqlalchemy.url', dbconf)
 
        script_dir = ScriptDirectory.from_config(alembic_cfg)
 
        available_heads = sorted(script_dir.get_heads())
 

	
 
        engine = create_engine(dbconf)
 
        with engine.connect() as conn:
 
            context = MigrationContext.configure(conn)
 
            current_heads = sorted(str(s) for s in context.get_current_heads())
 
        if current_heads != available_heads:
 
            log.error('Failed to run Kallithea:\n\n'
 
                      'The database version does not match the Kallithea version.\n'
 
                      'Please read the documentation on how to upgrade or downgrade the database.\n'
 
                      'Current database version id(s): %s\n'
 
                      'Expected database version id(s): %s\n'
 
                      'If you are a developer and you know what you are doing, you can add `ignore_alembic_revision = True` '
 
                      'to your .ini file to skip the check.\n' % (' '.join(current_heads), ' '.join(available_heads)))
 
            sys.exit(1)
 

	
 
    # store some globals into kallithea
 
    kallithea.CELERY_ON = str2bool(config['app_conf'].get('use_celery'))
 
    kallithea.CELERY_EAGER = str2bool(config['app_conf'].get('celery.always.eager'))
 
    kallithea.CONFIG = config
 

	
 
    load_rcextensions(root_path=config['here'])
 

	
 
    set_available_permissions(config)
 
    repos_path = make_ui('db').configitems('paths')[0][1]
 
    repos_path = make_ui().configitems('paths')[0][1]
 
    config['base_path'] = repos_path
 
    set_app_settings(config)
 

	
 
    instance_id = kallithea.CONFIG.get('instance_id', '*')
 
    if instance_id == '*':
 
        instance_id = '%s-%s' % (platform.uname()[1], os.getpid())
 
        kallithea.CONFIG['instance_id'] = instance_id
 

	
 
    # update kallithea.CONFIG with the meanwhile changed 'config'
 
    kallithea.CONFIG.update(config)
 

	
 
    # configure vcs and indexer libraries (they are supposed to be independent
 
    # as much as possible and thus avoid importing tg.config or
 
    # kallithea.CONFIG).
 
    set_vcs_config(kallithea.CONFIG)
 
    set_indexer_config(kallithea.CONFIG)
 

	
 
    check_git_version()
 

	
 

	
 
hooks.register('configure_new_app', setup_configuration)
 

	
 

	
 
def setup_application(app):
 
    config = app.config
 

	
 
    # we want our low level middleware to get to the request ASAP. We don't
 
    # need any stack middleware in them - especially no StatusCodeRedirect buffering
 
    app = SimpleHg(app, config)
 
    app = SimpleGit(app, config)
 

	
 
    # Enable https redirects based on HTTP_X_URL_SCHEME set by proxy
 
    if any(asbool(config.get(x)) for x in ['https_fixup', 'force_https', 'use_htsts']):
 
        app = HttpsFixup(app, config)
 
    return app
 

	
 

	
 
hooks.register('before_config', setup_application)
kallithea/lib/hooks.py
Show inline comments
 
@@ -297,97 +297,97 @@ def log_delete_user(user_dict, deleted_b
 
     'password',
 
     'emails',
 
     'inherit_default_permissions'
 

	
 
    """
 
    from kallithea import EXTENSIONS
 
    callback = getattr(EXTENSIONS, 'DELETE_USER_HOOK', None)
 
    if callable(callback):
 
        return callback(deleted_by=deleted_by, **user_dict)
 

	
 
    return 0
 

	
 

	
 
def _hook_environment(repo_path):
 
    """
 
    Create a light-weight environment for stand-alone scripts and return an UI and the
 
    db repository.
 

	
 
    Git hooks are executed as subprocess of Git while Kallithea is waiting, and
 
    they thus need enough info to be able to create an app environment and
 
    connect to the database.
 
    """
 
    from paste.deploy import appconfig
 
    from sqlalchemy import engine_from_config
 
    from kallithea.config.environment import load_environment
 
    from kallithea.model.base import init_model
 

	
 
    extras = _extract_extras()
 
    ini_file_path = extras['config']
 
    #logging.config.fileConfig(ini_file_path) # Note: we are in a different process - don't use configured logging
 
    app_conf = appconfig('config:%s' % ini_file_path)
 
    conf = load_environment(app_conf.global_conf, app_conf.local_conf)
 

	
 
    setup_cache_regions(conf)
 

	
 
    engine = engine_from_config(conf, 'sqlalchemy.')
 
    init_model(engine)
 

	
 
    repo_path = safe_unicode(repo_path)
 
    # fix if it's not a bare repo
 
    if repo_path.endswith(os.sep + '.git'):
 
        repo_path = repo_path[:-5]
 

	
 
    repo = Repository.get_by_full_path(repo_path)
 
    if not repo:
 
        raise OSError('Repository %s not found in database'
 
                      % (safe_str(repo_path)))
 

	
 
    baseui = make_ui('db')
 
    baseui = make_ui()
 
    return baseui, repo
 

	
 

	
 
def handle_git_pre_receive(repo_path, git_stdin_lines):
 
    """Called from Git pre-receive hook"""
 
    return 0
 

	
 

	
 
def handle_git_post_receive(repo_path, git_stdin_lines):
 
    """Called from Git post-receive hook"""
 
    baseui, repo = _hook_environment(repo_path)
 

	
 
    # the post push hook should never use the cached instance
 
    scm_repo = repo.scm_instance_no_cache()
 

	
 
    rev_data = []
 
    for l in git_stdin_lines:
 
        old_rev, new_rev, ref = l.strip().split(' ')
 
        _ref_data = ref.split('/')
 
        if _ref_data[1] in ['tags', 'heads']:
 
            rev_data.append({'old_rev': old_rev,
 
                             'new_rev': new_rev,
 
                             'ref': ref,
 
                             'type': _ref_data[1],
 
                             'name': '/'.join(_ref_data[2:])})
 

	
 
    git_revs = []
 
    for push_ref in rev_data:
 
        _type = push_ref['type']
 
        if _type == 'heads':
 
            if push_ref['old_rev'] == EmptyChangeset().raw_id:
 
                # update the symbolic ref if we push new repo
 
                if scm_repo.is_empty():
 
                    scm_repo._repo.refs.set_symbolic_ref('HEAD',
 
                                        'refs/heads/%s' % push_ref['name'])
 

	
 
                # build exclude list without the ref
 
                cmd = ['for-each-ref', '--format=%(refname)', 'refs/heads/*']
 
                stdout, stderr = scm_repo.run_git_command(cmd)
 
                ref = push_ref['ref']
 
                heads = [head for head in stdout.splitlines() if head != ref]
 
                # now list the git revs while excluding from the list
 
                cmd = ['log', push_ref['new_rev'], '--reverse', '--pretty=format:%H']
 
                cmd.append('--not')
 
                cmd.extend(heads) # empty list is ok
 
                stdout, stderr = scm_repo.run_git_command(cmd)
 
                git_revs += stdout.splitlines()
 

	
kallithea/lib/middleware/simplegit.py
Show inline comments
 
@@ -73,97 +73,97 @@ class SimpleGit(BaseVCSController):
 
        # EXTRACT REPOSITORY NAME FROM ENV
 
        #======================================================================
 
        try:
 
            str_repo_name = self.__get_repository(environ)
 
            repo_name = safe_unicode(str_repo_name)
 
            log.debug('Extracted repo name is %s', repo_name)
 
        except Exception as e:
 
            log.error('error extracting repo_name: %r', e)
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
        # quick check if that dir exists...
 
        if not is_valid_repo(repo_name, self.basepath, 'git'):
 
            return HTTPNotFound()(environ, start_response)
 

	
 
        #======================================================================
 
        # GET ACTION PULL or PUSH
 
        #======================================================================
 
        action = self.__get_action(environ)
 

	
 
        #======================================================================
 
        # CHECK PERMISSIONS
 
        #======================================================================
 
        user, response_app = self._authorize(environ, start_response, action, repo_name, ip_addr)
 
        if response_app is not None:
 
            return response_app(environ, start_response)
 

	
 
        # extras are injected into Mercurial UI object and later available
 
        # in hooks executed by Kallithea
 
        from kallithea import CONFIG
 
        server_url = get_server_url(environ)
 
        extras = {
 
            'ip': ip_addr,
 
            'username': user.username,
 
            'action': action,
 
            'repository': repo_name,
 
            'scm': 'git',
 
            'config': CONFIG['__file__'],
 
            'server_url': server_url,
 
        }
 

	
 
        #===================================================================
 
        # GIT REQUEST HANDLING
 
        #===================================================================
 
        repo_path = os.path.join(safe_str(self.basepath), str_repo_name)
 
        log.debug('Repository path is %s', repo_path)
 

	
 
        fix_PATH()
 
        log.debug('HOOKS extras is %s', extras)
 
        baseui = make_ui('db')
 
        baseui = make_ui()
 
        _set_extras(extras or {})
 

	
 
        try:
 
            self._handle_githooks(repo_name, action, baseui, environ)
 
            log.info('%s action on Git repo "%s" by "%s" from %s',
 
                     action, str_repo_name, safe_str(user.username), ip_addr)
 
            app = self.__make_app(repo_name, repo_path, extras)
 
            return app(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
    def __make_app(self, repo_name, repo_path, extras):
 
        """
 
        Make an wsgi application using dulserver
 

	
 
        :param repo_name: name of the repository
 
        :param repo_path: full path to the repository
 
        """
 

	
 
        from kallithea.lib.middleware.pygrack import make_wsgi_app
 
        app = make_wsgi_app(
 
            repo_root=safe_str(self.basepath),
 
            repo_name=safe_unicode(repo_name),
 
            extras=extras,
 
        )
 
        return app
 

	
 
    def __get_repository(self, environ):
 
        """
 
        Gets repository name out of PATH_INFO header
 

	
 
        :param environ: environ where PATH_INFO is stored
 
        """
 
        try:
 
            environ['PATH_INFO'] = self._get_by_id(environ['PATH_INFO'])
 
            repo_name = GIT_PROTO_PAT.match(environ['PATH_INFO']).group(1)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            raise
 

	
 
        return repo_name
 

	
 
    def __get_action(self, environ):
 
        """
 
        Maps Git request commands into a pull or push command.
 

	
 
        :param environ:
kallithea/lib/middleware/simplehg.py
Show inline comments
 
# -*- coding: utf-8 -*-
 
# This program is free software: you can redistribute it and/or modify
 
# it under the terms of the GNU General Public License as published by
 
# the Free Software Foundation, either version 3 of the License, or
 
# (at your option) any later version.
 
#
 
# This program is distributed in the hope that it will be useful,
 
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
# GNU General Public License for more details.
 
#
 
# You should have received a copy of the GNU General Public License
 
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
"""
 
kallithea.lib.middleware.simplehg
 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

	
 
SimpleHg middleware for handling Mercurial protocol requests (push/clone etc.).
 
It's implemented with basic auth function
 

	
 
This file was forked by the Kallithea project in July 2014.
 
Original author and date, and relevant copyright and licensing information is below:
 
:created_on: Apr 28, 2010
 
:author: marcink
 
:copyright: (c) 2013 RhodeCode GmbH, and others.
 
:license: GPLv3, see LICENSE.md for more details.
 

	
 
"""
 

	
 

	
 
import os
 
import logging
 
import traceback
 
import urllib
 

	
 
from webob.exc import HTTPNotFound, HTTPForbidden, HTTPInternalServerError, \
 
    HTTPNotAcceptable, HTTPBadRequest
 

	
 
from kallithea.lib.utils2 import safe_str, safe_unicode, fix_PATH, get_server_url, \
 
    _set_extras
 
from kallithea.lib.base import BaseVCSController
 
from kallithea.lib.utils import make_ui, is_valid_repo, ui_sections
 
from kallithea.lib.utils import make_ui, is_valid_repo
 
from kallithea.lib.vcs.utils.hgcompat import RepoError, hgweb_mod
 

	
 
log = logging.getLogger(__name__)
 

	
 

	
 
def is_mercurial(environ):
 
    """
 
    Returns True if request's target is mercurial server - header
 
    ``HTTP_ACCEPT`` of such request would start with ``application/mercurial``.
 
    """
 
    http_accept = environ.get('HTTP_ACCEPT')
 
    path_info = environ['PATH_INFO']
 
    if http_accept and http_accept.startswith('application/mercurial'):
 
        ishg_path = True
 
    else:
 
        ishg_path = False
 

	
 
    log.debug('pathinfo: %s detected as Mercurial %s',
 
        path_info, ishg_path
 
    )
 
    return ishg_path
 

	
 

	
 
def get_header_hgarg(environ):
 
    """Decode the special Mercurial encoding of big requests over multiple headers.
 
    >>> get_header_hgarg({})
 
    ''
 
    >>> get_header_hgarg({'HTTP_X_HGARG_0': ' ', 'HTTP_X_HGARG_1': 'a','HTTP_X_HGARG_2': '','HTTP_X_HGARG_3': 'b+c %20'})
 
    'ab+c %20'
 
    """
 
    chunks = []
 
    i = 1
 
    while True:
 
        v = environ.get('HTTP_X_HGARG_%d' % i)
 
        if v is None:
 
            break
 
        chunks.append(v)
 
        i += 1
 
    return ''.join(chunks)
 

	
 

	
 
class SimpleHg(BaseVCSController):
 

	
 
    def _handle_request(self, environ, start_response):
 
        if not is_mercurial(environ):
 
            return self.application(environ, start_response)
 

	
 
        ip_addr = self._get_ip_addr(environ)
 
@@ -97,151 +97,142 @@ class SimpleHg(BaseVCSController):
 
        try:
 
            str_repo_name = self.__get_repository(environ)
 
            repo_name = safe_unicode(str_repo_name)
 
            log.debug('Extracted repo name is %s', repo_name)
 
        except Exception as e:
 
            log.error('error extracting repo_name: %r', e)
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
        # quick check if that dir exists...
 
        if not is_valid_repo(repo_name, self.basepath, 'hg'):
 
            return HTTPNotFound()(environ, start_response)
 

	
 
        #======================================================================
 
        # GET ACTION PULL or PUSH
 
        #======================================================================
 
        try:
 
            action = self.__get_action(environ)
 
        except HTTPBadRequest as e:
 
            return e(environ, start_response)
 

	
 
        #======================================================================
 
        # CHECK PERMISSIONS
 
        #======================================================================
 
        user, response_app = self._authorize(environ, start_response, action, repo_name, ip_addr)
 
        if response_app is not None:
 
            return response_app(environ, start_response)
 

	
 
        # extras are injected into Mercurial UI object and later available
 
        # in hooks executed by Kallithea
 
        from kallithea import CONFIG
 
        server_url = get_server_url(environ)
 
        extras = {
 
            'ip': ip_addr,
 
            'username': user.username,
 
            'action': action,
 
            'repository': repo_name,
 
            'scm': 'hg',
 
            'config': CONFIG['__file__'],
 
            'server_url': server_url,
 
        }
 
        #======================================================================
 
        # MERCURIAL REQUEST HANDLING
 
        #======================================================================
 
        repo_path = os.path.join(safe_str(self.basepath), str_repo_name)
 
        log.debug('Repository path is %s', repo_path)
 

	
 
        fix_PATH()
 
        log.debug('HOOKS extras is %s', extras)
 
        baseui = make_ui('db')
 
        self._augment_hgrc(repo_path, baseui)
 
        baseui = make_ui(repo_path=repo_path)
 
        _set_extras(extras or {})
 

	
 
        try:
 
            log.info('%s action on Mercurial repo "%s" by "%s" from %s',
 
                     action, str_repo_name, safe_str(user.username), ip_addr)
 
            environ['REPO_NAME'] = str_repo_name # used by hgweb_mod.hgweb
 
            app = self.__make_app(repo_path, baseui, extras)
 
            return app(environ, start_response)
 
        except RepoError as e:
 
            if str(e).find('not found') != -1:
 
                return HTTPNotFound()(environ, start_response)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            return HTTPInternalServerError()(environ, start_response)
 

	
 
    def __make_app(self, repo_name, baseui, extras):
 
        """
 
        Make an wsgi application using hgweb, and inject generated baseui
 
        instance, additionally inject some extras into ui object
 
        """
 
        return hgweb_mod.hgweb(repo_name, name=repo_name, baseui=baseui)
 

	
 
    def __get_repository(self, environ):
 
        """
 
        Gets repository name out of PATH_INFO header
 

	
 
        :param environ: environ where PATH_INFO is stored
 
        """
 
        try:
 
            environ['PATH_INFO'] = self._get_by_id(environ['PATH_INFO'])
 
            repo_name = '/'.join(environ['PATH_INFO'].split('/')[1:])
 
            if repo_name.endswith('/'):
 
                repo_name = repo_name.rstrip('/')
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            raise
 

	
 
        return repo_name
 

	
 
    def __get_action(self, environ):
 
        """
 
        Maps Mercurial request commands into 'pull' or 'push'.
 

	
 
        Raises HTTPBadRequest if the request environment doesn't look like a hg client.
 
        """
 
        mapping = {
 
            # 'batch' is not in this list - it is handled explicitly
 
            'between': 'pull',
 
            'branches': 'pull',
 
            'branchmap': 'pull',
 
            'capabilities': 'pull',
 
            'changegroup': 'pull',
 
            'changegroupsubset': 'pull',
 
            'changesetdata': 'pull',
 
            'clonebundles': 'pull',
 
            'debugwireargs': 'pull',
 
            'filedata': 'pull',
 
            'getbundle': 'pull',
 
            'getlfile': 'pull',
 
            'heads': 'pull',
 
            'hello': 'pull',
 
            'known': 'pull',
 
            'lheads': 'pull',
 
            'listkeys': 'pull',
 
            'lookup': 'pull',
 
            'manifestdata': 'pull',
 
            'narrow_widen': 'pull',
 
            'protocaps': 'pull',
 
            'statlfile': 'pull',
 
            'stream_out': 'pull',
 
            'pushkey': 'push',
 
            'putlfile': 'push',
 
            'unbundle': 'push',
 
            }
 
        for qry in environ['QUERY_STRING'].split('&'):
 
            parts = qry.split('=', 1)
 
            if len(parts) == 2 and parts[0] == 'cmd':
 
                cmd = parts[1]
 
                if cmd == 'batch':
 
                    hgarg = get_header_hgarg(environ)
 
                    if not hgarg.startswith('cmds='):
 
                        return 'push' # paranoid and safe
 
                    for cmd_arg in hgarg[5:].split(';'):
 
                        cmd, _args = urllib.unquote_plus(cmd_arg).split(' ', 1)
 
                        op = mapping.get(cmd, 'push')
 
                        if op != 'pull':
 
                            assert op == 'push'
 
                            return 'push'
 
                    return 'pull'
 
                return mapping.get(cmd, 'push')
 

	
 
        # Note: the client doesn't get the helpful error message
 
        raise HTTPBadRequest('Unable to detect pull/push action! Are you using non standard command or client?')
 

	
 
    def _augment_hgrc(self, repo_path, baseui):
 
        """Augment baseui with config settings from the repo_path repo"""
 
        hgrc = os.path.join(repo_path, '.hg', 'hgrc')
 
        repoui = make_ui('file', hgrc)
 
        for section in ui_sections:
 
            for k, v in repoui.configitems(section):
 
                baseui.setconfig(section, k, v)
kallithea/lib/utils.py
Show inline comments
 
@@ -270,148 +270,141 @@ def is_valid_repo(repo_name, base_path, 
 
            return scm_[0] == scm
 
        return True
 
    except VCSError:
 
        return False
 

	
 

	
 
def is_valid_repo_group(repo_group_name, base_path, skip_path_check=False):
 
    """
 
    Returns True if given path is a repository group False otherwise
 

	
 
    :param repo_name:
 
    :param base_path:
 
    """
 
    full_path = os.path.join(safe_str(base_path), safe_str(repo_group_name))
 

	
 
    # check if it's not a repo
 
    if is_valid_repo(repo_group_name, base_path):
 
        return False
 

	
 
    try:
 
        # we need to check bare git repos at higher level
 
        # since we might match branches/hooks/info/objects or possible
 
        # other things inside bare git repo
 
        get_scm(os.path.dirname(full_path))
 
        return False
 
    except VCSError:
 
        pass
 

	
 
    # check if it's a valid path
 
    if skip_path_check or os.path.isdir(full_path):
 
        return True
 

	
 
    return False
 

	
 

	
 
# propagated from mercurial documentation
 
ui_sections = ['alias', 'auth',
 
                'decode/encode', 'defaults',
 
                'diff', 'email',
 
                'extensions', 'format',
 
                'merge-patterns', 'merge-tools',
 
                'hooks', 'http_proxy',
 
                'smtp', 'patch',
 
                'paths', 'profiling',
 
                'server', 'trusted',
 
                'ui', 'web', ]
 

	
 

	
 
def make_ui(read_from='file', path=None, clear_session=True):
 
def make_ui(repo_path=None, clear_session=True):
 
    """
 
    A function that will read python rc files or database
 
    and make an mercurial ui object from read options
 

	
 
    :param path: path to mercurial config file
 
    :param read_from: read from 'file' or 'db'
 
    Create an Mercurial 'ui' object based on database Ui settings, possibly
 
    augmenting with content from a hgrc file.
 
    """
 

	
 
    baseui = ui.ui()
 

	
 
    # clean the baseui object
 
    baseui._ocfg = config.config()
 
    baseui._ucfg = config.config()
 
    baseui._tcfg = config.config()
 

	
 
    if read_from == 'file':
 
        if not os.path.isfile(path):
 
            log.debug('hgrc file is not present at %s, skipping...', path)
 
            return baseui
 
        log.debug('reading hgrc from %s', path)
 
        cfg = config.config()
 
        cfg.read(path)
 
        for section in ui_sections:
 
            for k, v in cfg.items(section):
 
                log.debug('settings ui from file: [%s] %s=%s', section, k, v)
 
                baseui.setconfig(safe_str(section), safe_str(k), safe_str(v))
 

	
 
    elif read_from == 'db':
 
        sa = meta.Session()
 
        ret = sa.query(Ui).all()
 
    sa = meta.Session()
 
    for ui_ in sa.query(Ui).all():
 
        if ui_.ui_active:
 
            ui_val = '' if ui_.ui_value is None else safe_str(ui_.ui_value)
 
            log.debug('config from db: [%s] %s=%r', ui_.ui_section,
 
                      ui_.ui_key, ui_val)
 
            baseui.setconfig(safe_str(ui_.ui_section), safe_str(ui_.ui_key),
 
                             ui_val)
 
    if clear_session:
 
        meta.Session.remove()
 

	
 
        hg_ui = ret
 
        for ui_ in hg_ui:
 
            if ui_.ui_active:
 
                ui_val = '' if ui_.ui_value is None else safe_str(ui_.ui_value)
 
                log.debug('settings ui from db: [%s] %s=%r', ui_.ui_section,
 
                          ui_.ui_key, ui_val)
 
                baseui.setconfig(safe_str(ui_.ui_section), safe_str(ui_.ui_key),
 
                                 ui_val)
 
        if clear_session:
 
            meta.Session.remove()
 
    # force set push_ssl requirement to False, Kallithea handles that
 
    baseui.setconfig('web', 'push_ssl', False)
 
    baseui.setconfig('web', 'allow_push', '*')
 
    # prevent interactive questions for ssh password / passphrase
 
    ssh = baseui.config('ui', 'ssh', default='ssh')
 
    baseui.setconfig('ui', 'ssh', '%s -oBatchMode=yes -oIdentitiesOnly=yes' % ssh)
 
    # push / pull hooks
 
    baseui.setconfig('hooks', 'changegroup.kallithea_log_push_action', 'python:kallithea.lib.hooks.log_push_action')
 
    baseui.setconfig('hooks', 'outgoing.kallithea_log_pull_action', 'python:kallithea.lib.hooks.log_pull_action')
 

	
 
        # force set push_ssl requirement to False, Kallithea handles that
 
        baseui.setconfig('web', 'push_ssl', False)
 
        baseui.setconfig('web', 'allow_push', '*')
 
        # prevent interactive questions for ssh password / passphrase
 
        ssh = baseui.config('ui', 'ssh', default='ssh')
 
        baseui.setconfig('ui', 'ssh', '%s -oBatchMode=yes -oIdentitiesOnly=yes' % ssh)
 
        # push / pull hooks
 
        baseui.setconfig('hooks', 'changegroup.kallithea_log_push_action', 'python:kallithea.lib.hooks.log_push_action')
 
        baseui.setconfig('hooks', 'outgoing.kallithea_log_pull_action', 'python:kallithea.lib.hooks.log_pull_action')
 
    if repo_path is not None:
 
        hgrc_path = os.path.join(repo_path, '.hg', 'hgrc')
 
        if os.path.isfile(hgrc_path):
 
            log.debug('reading hgrc from %s', hgrc_path)
 
            cfg = config.config()
 
            cfg.read(hgrc_path)
 
            for section in ui_sections:
 
                for k, v in cfg.items(section):
 
                    log.debug('config from file: [%s] %s=%s', section, k, v)
 
                    baseui.setconfig(safe_str(section), safe_str(k), safe_str(v))
 
        else:
 
            log.debug('hgrc file is not present at %s, skipping...', hgrc_path)
 

	
 
    return baseui
 

	
 

	
 
def set_app_settings(config):
 
    """
 
    Updates app config with new settings from database
 

	
 
    :param config:
 
    """
 
    try:
 
        hgsettings = Setting.get_app_settings()
 
        for k, v in hgsettings.items():
 
            config[k] = v
 
    finally:
 
        meta.Session.remove()
 

	
 

	
 
def set_vcs_config(config):
 
    """
 
    Patch VCS config with some Kallithea specific stuff
 

	
 
    :param config: kallithea.CONFIG
 
    """
 
    from kallithea.lib.vcs import conf
 
    from kallithea.lib.utils2 import aslist
 
    conf.settings.BACKENDS = {
 
        'hg': 'kallithea.lib.vcs.backends.hg.MercurialRepository',
 
        'git': 'kallithea.lib.vcs.backends.git.GitRepository',
 
    }
 

	
 
    conf.settings.GIT_EXECUTABLE_PATH = config.get('git_path', 'git')
 
    conf.settings.GIT_REV_FILTER = config.get('git_rev_filter', '--all').strip()
 
    conf.settings.DEFAULT_ENCODINGS = aslist(config.get('default_encoding',
 
                                                        'utf-8'), sep=',')
 

	
 

	
 
def set_indexer_config(config):
 
    """
 
    Update Whoosh index mapping
 

	
 
    :param config: kallithea.CONFIG
 
    """
 
    from kallithea.config import conf
 

	
 
    log.debug('adding extra into INDEX_EXTENSIONS')
 
    conf.INDEX_EXTENSIONS.extend(re.split('\s+', config.get('index.extensions', '')))
 

	
kallithea/model/db.py
Show inline comments
 
@@ -1151,97 +1151,97 @@ class Repository(Base, BaseDbModel):
 
        groups.reverse()
 
        return groups
 

	
 
    @LazyProperty
 
    def repo_path(self):
 
        """
 
        Returns base full path for that repository means where it actually
 
        exists on a filesystem
 
        """
 
        q = Session().query(Ui).filter(Ui.ui_key ==
 
                                              Repository.url_sep())
 
        q = q.options(FromCache("sql_cache_short", "repository_repo_path"))
 
        return q.one().ui_value
 

	
 
    @property
 
    def repo_full_path(self):
 
        p = [self.repo_path]
 
        # we need to split the name by / since this is how we store the
 
        # names in the database, but that eventually needs to be converted
 
        # into a valid system path
 
        p += self.repo_name.split(Repository.url_sep())
 
        return os.path.join(*map(safe_unicode, p))
 

	
 
    @property
 
    def cache_keys(self):
 
        """
 
        Returns associated cache keys for that repo
 
        """
 
        return CacheInvalidation.query() \
 
            .filter(CacheInvalidation.cache_args == self.repo_name) \
 
            .order_by(CacheInvalidation.cache_key) \
 
            .all()
 

	
 
    def get_new_name(self, repo_name):
 
        """
 
        returns new full repository name based on assigned group and new new
 

	
 
        :param group_name:
 
        """
 
        path_prefix = self.group.full_path_splitted if self.group else []
 
        return Repository.url_sep().join(path_prefix + [repo_name])
 

	
 
    @property
 
    def _ui(self):
 
        """
 
        Creates an db based ui object for this repository
 
        """
 
        from kallithea.lib.utils import make_ui
 
        return make_ui('db', clear_session=False)
 
        return make_ui(clear_session=False)
 

	
 
    @classmethod
 
    def is_valid(cls, repo_name):
 
        """
 
        returns True if given repo name is a valid filesystem repository
 

	
 
        :param cls:
 
        :param repo_name:
 
        """
 
        from kallithea.lib.utils import is_valid_repo
 

	
 
        return is_valid_repo(repo_name, cls.base_path())
 

	
 
    def get_api_data(self, with_revision_names=False,
 
                           with_pullrequests=False):
 
        """
 
        Common function for generating repo api data.
 
        Optionally, also return tags, branches, bookmarks and PRs.
 
        """
 
        repo = self
 
        data = dict(
 
            repo_id=repo.repo_id,
 
            repo_name=repo.repo_name,
 
            repo_type=repo.repo_type,
 
            clone_uri=repo.clone_uri,
 
            private=repo.private,
 
            created_on=repo.created_on,
 
            description=repo.description,
 
            landing_rev=repo.landing_rev,
 
            owner=repo.owner.username,
 
            fork_of=repo.fork.repo_name if repo.fork else None,
 
            enable_statistics=repo.enable_statistics,
 
            enable_downloads=repo.enable_downloads,
 
            last_changeset=repo.changeset_cache,
 
        )
 
        if with_revision_names:
 
            scm_repo = repo.scm_instance_no_cache()
 
            data.update(dict(
 
                tags=scm_repo.tags,
 
                branches=scm_repo.branches,
 
                bookmarks=scm_repo.bookmarks,
 
            ))
 
        if with_pullrequests:
 
            data['pull_requests'] = repo.pull_requests_other
 
        rc_config = Setting.get_app_settings()
 
        repository_fields = str2bool(rc_config.get('repository_fields'))
 
        if repository_fields:
 
            for f in self.extra_fields:
kallithea/model/repo.py
Show inline comments
 
@@ -250,167 +250,167 @@ class RepoModel(object):
 
            if k == 'clone_uri':
 
                defaults['clone_uri_hidden'] = repo_info.clone_uri_hidden
 

	
 
        # fill owner
 
        if repo_info.owner:
 
            defaults.update({'owner': repo_info.owner.username})
 
        else:
 
            replacement_user = User.query().filter(User.admin ==
 
                                                   True).first().username
 
            defaults.update({'owner': replacement_user})
 

	
 
        # fill repository users
 
        for p in repo_info.repo_to_perm:
 
            defaults.update({'u_perm_%s' % p.user.username:
 
                                 p.permission.permission_name})
 

	
 
        # fill repository groups
 
        for p in repo_info.users_group_to_perm:
 
            defaults.update({'g_perm_%s' % p.users_group.users_group_name:
 
                                 p.permission.permission_name})
 

	
 
        return defaults
 

	
 
    def update(self, repo, **kwargs):
 
        try:
 
            cur_repo = Repository.guess_instance(repo)
 
            org_repo_name = cur_repo.repo_name
 
            if 'owner' in kwargs:
 
                cur_repo.owner = User.get_by_username(kwargs['owner'])
 

	
 
            if 'repo_group' in kwargs:
 
                assert kwargs['repo_group'] != u'-1', kwargs # RepoForm should have converted to None
 
                cur_repo.group = RepoGroup.get(kwargs['repo_group'])
 
                cur_repo.repo_name = cur_repo.get_new_name(cur_repo.just_name)
 
            log.debug('Updating repo %s with params:%s', cur_repo, kwargs)
 
            for k in ['repo_enable_downloads',
 
                      'repo_description',
 
                      'repo_landing_rev',
 
                      'repo_private',
 
                      'repo_enable_statistics',
 
                      ]:
 
                if k in kwargs:
 
                    setattr(cur_repo, remove_prefix(k, 'repo_'), kwargs[k])
 
            clone_uri = kwargs.get('clone_uri')
 
            if clone_uri is not None and clone_uri != cur_repo.clone_uri_hidden:
 
                # clone_uri is modified - if given a value, check it is valid
 
                if clone_uri != '':
 
                    # will raise exception on error
 
                    is_valid_repo_uri(cur_repo.repo_type, clone_uri, make_ui('db', clear_session=False))
 
                    is_valid_repo_uri(cur_repo.repo_type, clone_uri, make_ui(clear_session=False))
 
                cur_repo.clone_uri = clone_uri
 

	
 
            if 'repo_name' in kwargs:
 
                repo_name = kwargs['repo_name']
 
                if kallithea.lib.utils2.repo_name_slug(repo_name) != repo_name:
 
                    raise Exception('invalid repo name %s' % repo_name)
 
                cur_repo.repo_name = cur_repo.get_new_name(repo_name)
 

	
 
            # if private flag is set, reset default permission to NONE
 
            if kwargs.get('repo_private'):
 
                EMPTY_PERM = 'repository.none'
 
                RepoModel().grant_user_permission(
 
                    repo=cur_repo, user='default', perm=EMPTY_PERM
 
                )
 
                # handle extra fields
 
            for field in filter(lambda k: k.startswith(RepositoryField.PREFIX),
 
                                kwargs):
 
                k = RepositoryField.un_prefix_key(field)
 
                ex_field = RepositoryField.get_by_key_name(key=k, repo=cur_repo)
 
                if ex_field:
 
                    ex_field.field_value = kwargs[field]
 

	
 
            if org_repo_name != cur_repo.repo_name:
 
                # rename repository
 
                self._rename_filesystem_repo(old=org_repo_name, new=cur_repo.repo_name)
 

	
 
            return cur_repo
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            raise
 

	
 
    def _create_repo(self, repo_name, repo_type, description, owner,
 
                     private=False, clone_uri=None, repo_group=None,
 
                     landing_rev='rev:tip', fork_of=None,
 
                     copy_fork_permissions=False, enable_statistics=False,
 
                     enable_downloads=False,
 
                     copy_group_permissions=False, state=Repository.STATE_PENDING):
 
        """
 
        Create repository inside database with PENDING state. This should only be
 
        executed by create() repo, with exception of importing existing repos.
 

	
 
        """
 
        from kallithea.model.scm import ScmModel
 

	
 
        owner = User.guess_instance(owner)
 
        fork_of = Repository.guess_instance(fork_of)
 
        repo_group = RepoGroup.guess_instance(repo_group)
 
        try:
 
            repo_name = safe_unicode(repo_name)
 
            description = safe_unicode(description)
 
            # repo name is just a name of repository
 
            # while repo_name_full is a full qualified name that is combined
 
            # with name and path of group
 
            repo_name_full = repo_name
 
            repo_name = repo_name.split(self.URL_SEPARATOR)[-1]
 
            if kallithea.lib.utils2.repo_name_slug(repo_name) != repo_name:
 
                raise Exception('invalid repo name %s' % repo_name)
 

	
 
            new_repo = Repository()
 
            new_repo.repo_state = state
 
            new_repo.enable_statistics = False
 
            new_repo.repo_name = repo_name_full
 
            new_repo.repo_type = repo_type
 
            new_repo.owner = owner
 
            new_repo.group = repo_group
 
            new_repo.description = description or repo_name
 
            new_repo.private = private
 
            if clone_uri:
 
                # will raise exception on error
 
                is_valid_repo_uri(repo_type, clone_uri, make_ui('db', clear_session=False))
 
                is_valid_repo_uri(repo_type, clone_uri, make_ui(clear_session=False))
 
            new_repo.clone_uri = clone_uri
 
            new_repo.landing_rev = landing_rev
 

	
 
            new_repo.enable_statistics = enable_statistics
 
            new_repo.enable_downloads = enable_downloads
 

	
 
            if fork_of:
 
                parent_repo = fork_of
 
                new_repo.fork = parent_repo
 

	
 
            Session().add(new_repo)
 

	
 
            if fork_of and copy_fork_permissions:
 
                repo = fork_of
 
                user_perms = UserRepoToPerm.query() \
 
                    .filter(UserRepoToPerm.repository == repo).all()
 
                group_perms = UserGroupRepoToPerm.query() \
 
                    .filter(UserGroupRepoToPerm.repository == repo).all()
 

	
 
                for perm in user_perms:
 
                    UserRepoToPerm.create(perm.user, new_repo, perm.permission)
 

	
 
                for perm in group_perms:
 
                    UserGroupRepoToPerm.create(perm.users_group, new_repo,
 
                                               perm.permission)
 

	
 
            elif repo_group and copy_group_permissions:
 

	
 
                user_perms = UserRepoGroupToPerm.query() \
 
                    .filter(UserRepoGroupToPerm.group == repo_group).all()
 

	
 
                group_perms = UserGroupRepoGroupToPerm.query() \
 
                    .filter(UserGroupRepoGroupToPerm.group == repo_group).all()
 

	
 
                for perm in user_perms:
 
                    perm_name = perm.permission.permission_name.replace('group.', 'repository.')
 
                    perm_obj = Permission.get_by_key(perm_name)
 
                    UserRepoToPerm.create(perm.user, new_repo, perm_obj)
 

	
 
                for perm in group_perms:
 
                    perm_name = perm.permission.permission_name.replace('group.', 'repository.')
 
                    perm_obj = Permission.get_by_key(perm_name)
 
                    UserGroupRepoToPerm.create(perm.users_group, new_repo, perm_obj)
 

	
 
            else:
 
                self._create_default_perms(new_repo, private)
 

	
 
            # now automatically start following this repository as owner
 
@@ -621,97 +621,97 @@ class RepoModel(object):
 
                .filter(Statistics.repository == repo).scalar()
 
            if obj is not None:
 
                Session().delete(obj)
 
        except Exception:
 
            log.error(traceback.format_exc())
 
            raise
 

	
 
    def _create_filesystem_repo(self, repo_name, repo_type, repo_group,
 
                                clone_uri=None, repo_store_location=None):
 
        """
 
        Makes repository on filesystem. Operation is group aware, meaning that it will create
 
        a repository within a group, and alter the paths accordingly to the group location.
 

	
 
        Note: clone_uri is low level and not validated - it might be a file system path used for validated cloning
 
        """
 
        from kallithea.lib.utils import is_valid_repo, is_valid_repo_group
 
        from kallithea.model.scm import ScmModel
 

	
 
        if '/' in repo_name:
 
            raise ValueError('repo_name must not contain groups got `%s`' % repo_name)
 

	
 
        if isinstance(repo_group, RepoGroup):
 
            new_parent_path = os.sep.join(repo_group.full_path_splitted)
 
        else:
 
            new_parent_path = repo_group or ''
 

	
 
        if repo_store_location:
 
            _paths = [repo_store_location]
 
        else:
 
            _paths = [self.repos_path, new_parent_path, repo_name]
 
            # we need to make it str for mercurial
 
        repo_path = os.path.join(*map(lambda x: safe_str(x), _paths))
 

	
 
        # check if this path is not a repository
 
        if is_valid_repo(repo_path, self.repos_path):
 
            raise Exception('This path %s is a valid repository' % repo_path)
 

	
 
        # check if this path is a group
 
        if is_valid_repo_group(repo_path, self.repos_path):
 
            raise Exception('This path %s is a valid group' % repo_path)
 

	
 
        log.info('creating repo %s in %s from url: `%s`',
 
            repo_name, safe_unicode(repo_path),
 
            obfuscate_url_pw(clone_uri))
 

	
 
        backend = get_backend(repo_type)
 

	
 
        if repo_type == 'hg':
 
            baseui = make_ui('db', clear_session=False)
 
            baseui = make_ui(clear_session=False)
 
            # patch and reset hooks section of UI config to not run any
 
            # hooks on creating remote repo
 
            for k, v in baseui.configitems('hooks'):
 
                baseui.setconfig('hooks', k, None)
 

	
 
            repo = backend(repo_path, create=True, src_url=clone_uri, baseui=baseui)
 
        elif repo_type == 'git':
 
            repo = backend(repo_path, create=True, src_url=clone_uri, bare=True)
 
            # add kallithea hook into this repo
 
            ScmModel().install_git_hooks(repo=repo)
 
        else:
 
            raise Exception('Not supported repo_type %s expected hg/git' % repo_type)
 

	
 
        log.debug('Created repo %s with %s backend',
 
                  safe_unicode(repo_name), safe_unicode(repo_type))
 
        return repo
 

	
 
    def _rename_filesystem_repo(self, old, new):
 
        """
 
        renames repository on filesystem
 

	
 
        :param old: old name
 
        :param new: new name
 
        """
 
        log.info('renaming repo from %s to %s', old, new)
 

	
 
        old_path = safe_str(os.path.join(self.repos_path, old))
 
        new_path = safe_str(os.path.join(self.repos_path, new))
 
        if os.path.isdir(new_path):
 
            raise Exception(
 
                'Was trying to rename to already existing dir %s' % new_path
 
            )
 
        shutil.move(old_path, new_path)
 

	
 
    def _delete_filesystem_repo(self, repo):
 
        """
 
        removes repo from filesystem, the removal is actually done by
 
        renaming dir to a 'rm__*' prefix which Kallithea will skip.
 
        It can be undeleted later by reverting the rename.
 

	
 
        :param repo: repo object
 
        """
 
        rm_path = safe_str(os.path.join(self.repos_path, repo.repo_name))
 
        log.info("Removing %s", rm_path)
 

	
 
        _now = datetime.now()
 
        _ms = str(_now.microsecond).rjust(6, '0')
 
        _d = 'rm__%s__%s' % (_now.strftime('%Y%m%d_%H%M%S_' + _ms),
kallithea/model/scm.py
Show inline comments
 
@@ -133,97 +133,97 @@ class UserGroupList(_PermCheckIterator):
 

	
 
    def __init__(self, db_user_group_list, perm_level, extra_kwargs=None):
 
        super(UserGroupList, self).__init__(obj_list=db_user_group_list,
 
                    obj_attr='users_group_name', perm_set=[perm_level],
 
                    perm_checker=HasUserGroupPermissionLevel,
 
                    extra_kwargs=extra_kwargs)
 

	
 

	
 
class ScmModel(object):
 
    """
 
    Generic Scm Model
 
    """
 

	
 
    def __get_repo(self, instance):
 
        cls = Repository
 
        if isinstance(instance, cls):
 
            return instance
 
        elif isinstance(instance, int) or safe_str(instance).isdigit():
 
            return cls.get(instance)
 
        elif isinstance(instance, basestring):
 
            return cls.get_by_repo_name(instance)
 
        elif instance is not None:
 
            raise Exception('given object must be int, basestr or Instance'
 
                            ' of %s got %s' % (type(cls), type(instance)))
 

	
 
    @LazyProperty
 
    def repos_path(self):
 
        """
 
        Gets the repositories root path from database
 
        """
 

	
 
        q = Ui.query().filter(Ui.ui_key == '/').one()
 

	
 
        return q.ui_value
 

	
 
    def repo_scan(self, repos_path=None):
 
        """
 
        Listing of repositories in given path. This path should not be a
 
        repository itself. Return a dictionary of repository objects
 

	
 
        :param repos_path: path to directory containing repositories
 
        """
 

	
 
        if repos_path is None:
 
            repos_path = self.repos_path
 

	
 
        log.info('scanning for repositories in %s', repos_path)
 

	
 
        baseui = make_ui('db')
 
        baseui = make_ui()
 
        repos = {}
 

	
 
        for name, path in get_filesystem_repos(repos_path):
 
            # name need to be decomposed and put back together using the /
 
            # since this is internal storage separator for kallithea
 
            name = Repository.normalize_repo_name(name)
 

	
 
            try:
 
                if name in repos:
 
                    raise RepositoryError('Duplicate repository name %s '
 
                                          'found in %s' % (name, path))
 
                else:
 

	
 
                    klass = get_backend(path[0])
 

	
 
                    if path[0] == 'hg' and path[0] in BACKENDS.keys():
 
                        repos[name] = klass(safe_str(path[1]), baseui=baseui)
 

	
 
                    if path[0] == 'git' and path[0] in BACKENDS.keys():
 
                        repos[name] = klass(path[1])
 
            except OSError:
 
                continue
 
        log.debug('found %s paths with repositories', len(repos))
 
        return repos
 

	
 
    def get_repos(self, repos):
 
        """Return the repos the user has access to"""
 
        return RepoList(repos, perm_level='read')
 

	
 
    def get_repo_groups(self, groups=None):
 
        """Return the repo groups the user has access to
 
        If no groups are specified, use top level groups.
 
        """
 
        if groups is None:
 
            groups = RepoGroup.query() \
 
                .filter(RepoGroup.parent_group_id == None).all()
 
        return RepoGroupList(groups, perm_level='read')
 

	
 
    def mark_for_invalidation(self, repo_name):
 
        """
 
        Mark caches of this repo invalid in the database.
 

	
 
        :param repo_name: the repo for which caches should be marked invalid
 
        """
 
        CacheInvalidation.set_invalidate(repo_name)
 
        repo = Repository.get_by_repo_name(repo_name)
 
        if repo is not None:
 
            repo.update_changeset_cache()
kallithea/model/validators.py
Show inline comments
 
@@ -382,97 +382,97 @@ def ValidRepoName(edit=False, old_data=N
 
                elif repo_group is not None:
 
                        msg = self.message('same_group_exists', state,
 
                                repo=repo_name)
 
                        raise formencode.Invalid(msg, value, state,
 
                            error_dict=dict(repo_name=msg)
 
                        )
 
                elif repo is not None:
 
                        msg = self.message('repository_exists', state,
 
                                repo=repo.repo_name)
 
                        raise formencode.Invalid(msg, value, state,
 
                            error_dict=dict(repo_name=msg)
 
                        )
 
            return value
 
    return _validator
 

	
 

	
 
def ValidForkName(*args, **kwargs):
 
    return ValidRepoName(*args, **kwargs)
 

	
 

	
 
def SlugifyName():
 
    class _validator(formencode.validators.FancyValidator):
 

	
 
        def _to_python(self, value, state):
 
            return repo_name_slug(value)
 

	
 
        def validate_python(self, value, state):
 
            pass
 

	
 
    return _validator
 

	
 

	
 
def ValidCloneUri():
 
    from kallithea.lib.utils import make_ui
 

	
 
    class _validator(formencode.validators.FancyValidator):
 
        messages = {
 
            'clone_uri': _('Invalid repository URL'),
 
            'invalid_clone_uri': _('Invalid repository URL. It must be a '
 
                                   'valid http, https, ssh, svn+http or svn+https URL'),
 
        }
 

	
 
        def validate_python(self, value, state):
 
            repo_type = value.get('repo_type')
 
            url = value.get('clone_uri')
 

	
 
            if url and url != value.get('clone_uri_hidden'):
 
                try:
 
                    is_valid_repo_uri(repo_type, url, make_ui('db', clear_session=False))
 
                    is_valid_repo_uri(repo_type, url, make_ui(clear_session=False))
 
                except Exception:
 
                    log.exception('URL validation failed')
 
                    msg = self.message('clone_uri', state)
 
                    raise formencode.Invalid(msg, value, state,
 
                        error_dict=dict(clone_uri=msg)
 
                    )
 
    return _validator
 

	
 

	
 
def ValidForkType(old_data=None):
 
    old_data = old_data or {}
 

	
 
    class _validator(formencode.validators.FancyValidator):
 
        messages = {
 
            'invalid_fork_type': _('Fork has to be the same type as parent')
 
        }
 

	
 
        def validate_python(self, value, state):
 
            if old_data['repo_type'] != value:
 
                msg = self.message('invalid_fork_type', state)
 
                raise formencode.Invalid(msg, value, state,
 
                    error_dict=dict(repo_type=msg)
 
                )
 
    return _validator
 

	
 

	
 
def CanWriteGroup(old_data=None):
 
    class _validator(formencode.validators.FancyValidator):
 
        messages = {
 
            'permission_denied': _("You don't have permissions "
 
                                   "to create repository in this group"),
 
            'permission_denied_root': _("no permission to create repository "
 
                                        "in root location")
 
        }
 

	
 
        def _to_python(self, value, state):
 
            # root location
 
            if value == -1:
 
                return None
 
            return value
 

	
 
        def validate_python(self, value, state):
 
            gr = RepoGroup.get(value)
 
            gr_name = gr.group_name if gr is not None else None # None means ROOT location
 

	
 
            # create repositories with write permission on group is set to true
 
            create_on_write = HasPermissionAny('hg.create.write_on_repogroup.true')()
 
            group_admin = HasRepoGroupPermissionLevel('admin')(gr_name,
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