cache: bump file-tree caches to next iteration

rhodecode/api/views/repo_api.py

@@ -1,2332 +1,2332 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2011-2019 RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import logging
 import time
 
 import rhodecode
 from rhodecode.api import (
     jsonrpc_method, JSONRPCError, JSONRPCForbidden, JSONRPCValidationError)
 from rhodecode.api.utils import (
     has_superadmin_permission, Optional, OAttr, get_repo_or_error,
     get_user_group_or_error, get_user_or_error, validate_repo_permissions,
     get_perm_or_error, parse_args, get_origin, build_commit_data,
     validate_set_owner_permissions)
 from rhodecode.lib import audit_logger, rc_cache
 from rhodecode.lib import repo_maintenance
 from rhodecode.lib.auth import HasPermissionAnyApi, HasUserGroupPermissionAnyApi
 from rhodecode.lib.celerylib.utils import get_task_id
 from rhodecode.lib.utils2 import str2bool, time_to_datetime, safe_str, safe_int
 from rhodecode.lib.ext_json import json
 from rhodecode.lib.exceptions import StatusChangeOnClosedPullRequestError
 from rhodecode.lib.vcs import RepositoryError
 from rhodecode.lib.vcs.exceptions import NodeDoesNotExistError
 from rhodecode.model.changeset_status import ChangesetStatusModel
 from rhodecode.model.comment import CommentsModel
 from rhodecode.model.db import (
     Session, ChangesetStatus, RepositoryField, Repository, RepoGroup,
     ChangesetComment)
 from rhodecode.model.permission import PermissionModel
 from rhodecode.model.repo import RepoModel
 from rhodecode.model.scm import ScmModel, RepoList
 from rhodecode.model.settings import SettingsModel, VcsSettingsModel
 from rhodecode.model import validation_schema
 from rhodecode.model.validation_schema.schemas import repo_schema
 
 log = logging.getLogger(__name__)
 
 
 @jsonrpc_method()
 def get_repo(request, apiuser, repoid, cache=Optional(True)):
     """
     Gets an existing repository by its name or repository_id.
 
     The members section so the output returns users groups or users
     associated with that repository.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository id.
     :type repoid: str or int
     :param cache: use the cached value for last changeset
     :type: cache: Optional(bool)
 
     Example output:
 
     .. code-block:: bash
 
         {
           "error": null,
           "id": <repo_id>,
           "result": {
             "clone_uri": null,
             "created_on": "timestamp",
             "description": "repo description",
             "enable_downloads": false,
             "enable_locking": false,
             "enable_statistics": false,
             "followers": [
               {
                 "active": true,
                 "admin": false,
                 "api_key": "****************************************",
                 "api_keys": [
                   "****************************************"
                 ],
                 "email": "[e-mail]",
                 "emails": [
                   "[e-mail]"
                 ],
                 "extern_name": "rhodecode",
                 "extern_type": "rhodecode",
                 "firstname": "username",
                 "ip_addresses": [],
                 "language": null,
                 "last_login": "2015-09-16T17:16:35.854",
                 "lastname": "surname",
                 "user_id": <user_id>,
                 "username": "name"
               }
             ],
             "fork_of": "parent-repo",
             "landing_rev": [
               "rev",
               "tip"
             ],
             "last_changeset": {
               "author": "User <[e-mail]>",
               "branch": "default",
               "date": "timestamp",
               "message": "last commit message",
               "parents": [
                 {
                   "raw_id": "commit-id"
                 }
               ],
               "raw_id": "commit-id",
               "revision": <revision number>,
               "short_id": "short id"
             },
             "lock_reason": null,
             "locked_by": null,
             "locked_date": null,
             "owner": "owner-name",
             "permissions": [
               {
                 "name": "super-admin-name",
                 "origin": "super-admin",
                 "permission": "repository.admin",
                 "type": "user"
               },
               {
                 "name": "owner-name",
                 "origin": "owner",
                 "permission": "repository.admin",
                 "type": "user"
               },
               {
                 "name": "user-group-name",
                 "origin": "permission",
                 "permission": "repository.write",
                 "type": "user_group"
               }
             ],
             "private": true,
             "repo_id": 676,
             "repo_name": "user-group/repo-name",
             "repo_type": "hg"
           }
         }
     """
 
     repo = get_repo_or_error(repoid)
     cache = Optional.extract(cache)
 
     include_secrets = False
     if has_superadmin_permission(apiuser):
         include_secrets = True
     else:
         # check if we have at least read permission for this repo !
         _perms = (
             'repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     permissions = []
     for _user in repo.permissions():
         user_data = {
             'name': _user.username,
             'permission': _user.permission,
             'origin': get_origin(_user),
             'type': "user",
         }
         permissions.append(user_data)
 
     for _user_group in repo.permission_user_groups():
         user_group_data = {
             'name': _user_group.users_group_name,
             'permission': _user_group.permission,
             'origin': get_origin(_user_group),
             'type': "user_group",
         }
         permissions.append(user_group_data)
 
     following_users = [
         user.user.get_api_data(include_secrets=include_secrets)
         for user in repo.followers]
 
     if not cache:
         repo.update_commit_cache()
     data = repo.get_api_data(include_secrets=include_secrets)
     data['permissions'] = permissions
     data['followers'] = following_users
     return data
 
 
 @jsonrpc_method()
 def get_repos(request, apiuser, root=Optional(None), traverse=Optional(True)):
     """
     Lists all existing repositories.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to |repos|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param root: specify root repository group to fetch repositories.
         filters the returned repositories to be members of given root group.
     :type root: Optional(None)
     :param traverse: traverse given root into subrepositories. With this flag
         set to False, it will only return top-level repositories from `root`.
         if root is empty it will return just top-level repositories.
     :type traverse: Optional(True)
 
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: [
                   {
                     "repo_id" :          "<repo_id>",
                     "repo_name" :        "<reponame>"
                     "repo_type" :        "<repo_type>",
                     "clone_uri" :        "<clone_uri>",
                     "private": :         "<bool>",
                     "created_on" :       "<datetimecreated>",
                     "description" :      "<description>",
                     "landing_rev":       "<landing_rev>",
                     "owner":             "<repo_owner>",
                     "fork_of":           "<name_of_fork_parent>",
                     "enable_downloads":  "<bool>",
                     "enable_locking":    "<bool>",
                     "enable_statistics": "<bool>",
                   },
                   ...
                 ]
         error:  null
     """
 
     include_secrets = has_superadmin_permission(apiuser)
     _perms = ('repository.read', 'repository.write', 'repository.admin',)
     extras = {'user': apiuser}
 
     root = Optional.extract(root)
     traverse = Optional.extract(traverse, binary=True)
 
     if root:
         # verify parent existance, if it's empty return an error
         parent = RepoGroup.get_by_group_name(root)
         if not parent:
             raise JSONRPCError(
                 'Root repository group `{}` does not exist'.format(root))
 
         if traverse:
             repos = RepoModel().get_repos_for_root(root=root, traverse=traverse)
         else:
             repos = RepoModel().get_repos_for_root(root=parent)
     else:
         if traverse:
             repos = RepoModel().get_all()
         else:
             # return just top-level
             repos = RepoModel().get_repos_for_root(root=None)
 
     repo_list = RepoList(repos, perm_set=_perms, extra_kwargs=extras)
     return [repo.get_api_data(include_secrets=include_secrets)
             for repo in repo_list]
 
 
 @jsonrpc_method()
 def get_repo_changeset(request, apiuser, repoid, revision,
                        details=Optional('basic')):
     """
     Returns information about a changeset.
 
     Additionally parameters define the amount of details returned by
     this function.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository id
     :type repoid: str or int
     :param revision: revision for which listing should be done
     :type revision: str
     :param details: details can be 'basic|extended|full' full gives diff
         info details like the diff itself, and number of changed files etc.
     :type details: Optional(str)
 
     """
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = (
             'repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     changes_details = Optional.extract(details)
     _changes_details_types = ['basic', 'extended', 'full']
     if changes_details not in _changes_details_types:
         raise JSONRPCError(
             'ret_type must be one of %s' % (
                 ','.join(_changes_details_types)))
 
     pre_load = ['author', 'branch', 'date', 'message', 'parents',
                 'status', '_commit', '_file_paths']
 
     try:
         cs = repo.get_commit(commit_id=revision, pre_load=pre_load)
     except TypeError as e:
         raise JSONRPCError(safe_str(e))
     _cs_json = cs.__json__()
     _cs_json['diff'] = build_commit_data(cs, changes_details)
     if changes_details == 'full':
         _cs_json['refs'] = cs._get_refs()
     return _cs_json
 
 
 @jsonrpc_method()
 def get_repo_changesets(request, apiuser, repoid, start_rev, limit,
                         details=Optional('basic')):
     """
     Returns a set of commits limited by the number starting
     from the `start_rev` option.
 
     Additional parameters define the amount of details returned by this
     function.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to |repos|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
     :param start_rev: The starting revision from where to get changesets.
     :type start_rev: str
     :param limit: Limit the number of commits to this amount
     :type limit: str or int
     :param details: Set the level of detail returned. Valid option are:
         ``basic``, ``extended`` and ``full``.
     :type details: Optional(str)
 
     .. note::
 
        Setting the parameter `details` to the value ``full`` is extensive
        and returns details like the diff itself, and the number
        of changed files.
 
     """
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = (
             'repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     changes_details = Optional.extract(details)
     _changes_details_types = ['basic', 'extended', 'full']
     if changes_details not in _changes_details_types:
         raise JSONRPCError(
             'ret_type must be one of %s' % (
                 ','.join(_changes_details_types)))
 
     limit = int(limit)
     pre_load = ['author', 'branch', 'date', 'message', 'parents',
                 'status', '_commit', '_file_paths']
 
     vcs_repo = repo.scm_instance()
     # SVN needs a special case to distinguish its index and commit id
     if vcs_repo and vcs_repo.alias == 'svn' and (start_rev == '0'):
         start_rev = vcs_repo.commit_ids[0]
 
     try:
         commits = vcs_repo.get_commits(
             start_id=start_rev, pre_load=pre_load, translate_tags=False)
     except TypeError as e:
         raise JSONRPCError(safe_str(e))
     except Exception:
         log.exception('Fetching of commits failed')
         raise JSONRPCError('Error occurred during commit fetching')
 
     ret = []
     for cnt, commit in enumerate(commits):
         if cnt >= limit != -1:
             break
         _cs_json = commit.__json__()
         _cs_json['diff'] = build_commit_data(commit, changes_details)
         if changes_details == 'full':
             _cs_json['refs'] = {
                 'branches': [commit.branch],
                 'bookmarks': getattr(commit, 'bookmarks', []),
                 'tags': commit.tags
             }
         ret.append(_cs_json)
     return ret
 
 
 @jsonrpc_method()
 def get_repo_nodes(request, apiuser, repoid, revision, root_path,
                    ret_type=Optional('all'), details=Optional('basic'),
                    max_file_bytes=Optional(None)):
     """
     Returns a list of nodes and children in a flat list for a given
     path at given revision.
 
     It's possible to specify ret_type to show only `files` or `dirs`.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to |repos|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
     :param revision: The revision for which listing should be done.
     :type revision: str
     :param root_path: The path from which to start displaying.
     :type root_path: str
     :param ret_type: Set the return type. Valid options are
         ``all`` (default), ``files`` and ``dirs``.
     :type ret_type: Optional(str)
     :param details: Returns extended information about nodes, such as
         md5, binary, and or content.
         The valid options are ``basic`` and ``full``.
     :type details: Optional(str)
     :param max_file_bytes: Only return file content under this file size bytes
     :type details: Optional(int)
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: [
                     {
                       "binary": false,
                       "content": "File line",
                       "extension": "md",
                       "lines": 2,
                       "md5": "059fa5d29b19c0657e384749480f6422",
                       "mimetype": "text/x-minidsrc",
                       "name": "file.md",
                       "size": 580,
                       "type": "file"
                     },
                   ...
                 ]
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     ret_type = Optional.extract(ret_type)
     details = Optional.extract(details)
     _extended_types = ['basic', 'full']
     if details not in _extended_types:
         raise JSONRPCError('ret_type must be one of %s' % (','.join(_extended_types)))
     extended_info = False
     content = False
     if details == 'basic':
         extended_info = True
 
     if details == 'full':
         extended_info = content = True
 
     _map = {}
     try:
         # check if repo is not empty by any chance, skip quicker if it is.
         _scm = repo.scm_instance()
         if _scm.is_empty():
             return []
 
         _d, _f = ScmModel().get_nodes(
             repo, revision, root_path, flat=False,
             extended_info=extended_info, content=content,
             max_file_bytes=max_file_bytes)
         _map = {
             'all': _d + _f,
             'files': _f,
             'dirs': _d,
         }
         return _map[ret_type]
     except KeyError:
         raise JSONRPCError(
             'ret_type must be one of %s' % (','.join(sorted(_map.keys()))))
     except Exception:
         log.exception("Exception occurred while trying to get repo nodes")
         raise JSONRPCError(
             'failed to get repo: `%s` nodes' % repo.repo_name
         )
 
 
 @jsonrpc_method()
 def get_repo_file(request, apiuser, repoid, commit_id, file_path,
                   max_file_bytes=Optional(None), details=Optional('basic'),
                   cache=Optional(True)):
     """
     Returns a single file from repository at given revision.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to |repos|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
     :param commit_id: The revision for which listing should be done.
     :type commit_id: str
     :param file_path: The path from which to start displaying.
     :type file_path: str
     :param details: Returns different set of information about nodes.
         The valid options are ``minimal`` ``basic`` and ``full``.
     :type details: Optional(str)
     :param max_file_bytes: Only return file content under this file size bytes
     :type max_file_bytes: Optional(int)
     :param cache: Use internal caches for fetching files. If disabled fetching
         files is slower but more memory efficient
     :type cache: Optional(bool)
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
             "binary": false,
             "extension": "py",
             "lines": 35,
             "content": "....",
             "md5": "76318336366b0f17ee249e11b0c99c41",
             "mimetype": "text/x-python",
             "name": "python.py",
             "size": 817,
             "type": "file",
         }
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     cache = Optional.extract(cache, binary=True)
     details = Optional.extract(details)
     _extended_types = ['minimal', 'minimal+search', 'basic', 'full']
     if details not in _extended_types:
         raise JSONRPCError(
             'ret_type must be one of %s, got %s' % (','.join(_extended_types)), details)
     extended_info = False
     content = False
 
     if details == 'minimal':
         extended_info = False
 
     elif details == 'basic':
         extended_info = True
 
     elif details == 'full':
         extended_info = content = True
 
     try:
         # check if repo is not empty by any chance, skip quicker if it is.
         _scm = repo.scm_instance()
         if _scm.is_empty():
             return None
 
         node = ScmModel().get_node(
             repo, commit_id, file_path, extended_info=extended_info,
             content=content, max_file_bytes=max_file_bytes, cache=cache)
     except NodeDoesNotExistError:
         raise JSONRPCError('There is no file in repo: `{}` at path `{}` for commit: `{}`'.format(
             repo.repo_name, file_path, commit_id))
     except Exception:
         log.exception("Exception occurred while trying to get repo %s file",
                       repo.repo_name)
         raise JSONRPCError('failed to get repo: `{}` file at path {}'.format(
             repo.repo_name, file_path))
 
     return node
 
 
 @jsonrpc_method()
 def get_repo_fts_tree(request, apiuser, repoid, commit_id, root_path):
     """
     Returns a list of tree nodes for path at given revision. This api is built
     strictly for usage in full text search building, and shouldn't be consumed
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to |repos|.
 
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     repo_id = repo.repo_id
     cache_seconds = safe_int(rhodecode.CONFIG.get('rc_cache.cache_repo.expiration_time'))
     cache_on = cache_seconds > 0
 
     cache_namespace_uid = 'cache_repo.{}'.format(repo_id)
     region = rc_cache.get_or_create_region('cache_repo', cache_namespace_uid)
 
-    def compute_fts_tree(repo_id, commit_id, root_path, cache_ver):
+    def compute_fts_tree(cache_ver, repo_id, commit_id, root_path):
         return ScmModel().get_fts_data(repo_id, commit_id, root_path)
 
     try:
         # check if repo is not empty by any chance, skip quicker if it is.
         _scm = repo.scm_instance()
         if _scm.is_empty():
             return []
     except RepositoryError:
         log.exception("Exception occurred while trying to get repo nodes")
         raise JSONRPCError('failed to get repo: `%s` nodes' % repo.repo_name)
 
     try:
         # we need to resolve commit_id to a FULL sha for cache to work correctly.
         # sending 'master' is a pointer that needs to be translated to current commit.
         commit_id = _scm.get_commit(commit_id=commit_id).raw_id
         log.debug(
             'Computing FTS REPO TREE for repo_id %s commit_id `%s` '
             'with caching: %s[TTL: %ss]' % (
                 repo_id, commit_id, cache_on, cache_seconds or 0))
 
-        tree_files = compute_fts_tree(repo_id, commit_id, root_path, 'v1')
+        tree_files = compute_fts_tree(rc_cache.FILE_TREE_CACHE_VER, repo_id, commit_id, root_path)
         return tree_files
 
     except Exception:
         log.exception("Exception occurred while trying to get repo nodes")
         raise JSONRPCError('failed to get repo: `%s` nodes' % repo.repo_name)
 
 
 @jsonrpc_method()
 def get_repo_refs(request, apiuser, repoid):
     """
     Returns a dictionary of current references. It returns
     bookmarks, branches, closed_branches, and tags for given repository
 
     It's possible to specify ret_type to show only `files` or `dirs`.
 
     This command can only be run using an |authtoken| with admin rights,
     or users with at least read rights to |repos|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         "result": {
             "bookmarks": {
               "dev": "5611d30200f4040ba2ab4f3d64e5b06408a02188",
               "master": "367f590445081d8ec8c2ea0456e73ae1f1c3d6cf"
             },
             "branches": {
               "default": "5611d30200f4040ba2ab4f3d64e5b06408a02188",
               "stable": "367f590445081d8ec8c2ea0456e73ae1f1c3d6cf"
             },
             "branches_closed": {},
             "tags": {
               "tip": "5611d30200f4040ba2ab4f3d64e5b06408a02188",
               "v4.4.0": "1232313f9e6adac5ce5399c2a891dc1e72b79022",
               "v4.4.1": "cbb9f1d329ae5768379cdec55a62ebdd546c4e27",
               "v4.4.2": "24ffe44a27fcd1c5b6936144e176b9f6dd2f3a17",
             }
         }
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin', 'repository.write', 'repository.read',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     try:
         # check if repo is not empty by any chance, skip quicker if it is.
         vcs_instance = repo.scm_instance()
         refs = vcs_instance.refs()
         return refs
     except Exception:
         log.exception("Exception occurred while trying to get repo refs")
         raise JSONRPCError(
             'failed to get repo: `%s` references' % repo.repo_name
         )
 
 
 @jsonrpc_method()
 def create_repo(
         request, apiuser, repo_name, repo_type,
         owner=Optional(OAttr('apiuser')),
         description=Optional(''),
         private=Optional(False),
         clone_uri=Optional(None),
         push_uri=Optional(None),
         landing_rev=Optional(None),
         enable_statistics=Optional(False),
         enable_locking=Optional(False),
         enable_downloads=Optional(False),
         copy_permissions=Optional(False)):
     """
     Creates a repository.
 
     * If the repository name contains "/", repository will be created inside
       a repository group or nested repository groups
 
       For example "foo/bar/repo1" will create |repo| called "repo1" inside
       group "foo/bar". You have to have permissions to access and write to
       the last repository group ("bar" in this example)
 
     This command can only be run using an |authtoken| with at least
     permissions to create repositories, or write permissions to
     parent repository groups.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repo_name: Set the repository name.
     :type repo_name: str
     :param repo_type: Set the repository type; 'hg','git', or 'svn'.
     :type repo_type: str
     :param owner: user_id or username
     :type owner: Optional(str)
     :param description: Set the repository description.
     :type description: Optional(str)
     :param private: set repository as private
     :type private: bool
     :param clone_uri: set clone_uri
     :type clone_uri: str
     :param push_uri: set push_uri
     :type push_uri: str
     :param landing_rev: <rev_type>:<rev>, e.g branch:default, book:dev, rev:abcd
     :type landing_rev: str
     :param enable_locking:
     :type enable_locking: bool
     :param enable_downloads:
     :type enable_downloads: bool
     :param enable_statistics:
     :type enable_statistics: bool
     :param copy_permissions: Copy permission from group in which the
         repository is being created.
     :type copy_permissions: bool
 
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
                   "msg": "Created new repository `<reponame>`",
                   "success": true,
                   "task": "<celery task id or None if done sync>"
                 }
         error:  null
 
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error :  {
          'failed to create repository `<repo_name>`'
       }
 
     """
 
     owner = validate_set_owner_permissions(apiuser, owner)
 
     description = Optional.extract(description)
     copy_permissions = Optional.extract(copy_permissions)
     clone_uri = Optional.extract(clone_uri)
     push_uri = Optional.extract(push_uri)
 
     defs = SettingsModel().get_default_repo_settings(strip_prefix=True)
     if isinstance(private, Optional):
         private = defs.get('repo_private') or Optional.extract(private)
     if isinstance(repo_type, Optional):
         repo_type = defs.get('repo_type')
     if isinstance(enable_statistics, Optional):
         enable_statistics = defs.get('repo_enable_statistics')
     if isinstance(enable_locking, Optional):
         enable_locking = defs.get('repo_enable_locking')
     if isinstance(enable_downloads, Optional):
         enable_downloads = defs.get('repo_enable_downloads')
 
     landing_ref, _label = ScmModel.backend_landing_ref(repo_type)
     ref_choices, _labels = ScmModel().get_repo_landing_revs(request.translate)
     ref_choices = list(set(ref_choices + [landing_ref]))
 
     landing_commit_ref = Optional.extract(landing_rev) or landing_ref
 
     schema = repo_schema.RepoSchema().bind(
         repo_type_options=rhodecode.BACKENDS.keys(),
         repo_ref_options=ref_choices,
         repo_type=repo_type,
         # user caller
         user=apiuser)
 
     try:
         schema_data = schema.deserialize(dict(
             repo_name=repo_name,
             repo_type=repo_type,
             repo_owner=owner.username,
             repo_description=description,
             repo_landing_commit_ref=landing_commit_ref,
             repo_clone_uri=clone_uri,
             repo_push_uri=push_uri,
             repo_private=private,
             repo_copy_permissions=copy_permissions,
             repo_enable_statistics=enable_statistics,
             repo_enable_downloads=enable_downloads,
             repo_enable_locking=enable_locking))
     except validation_schema.Invalid as err:
         raise JSONRPCValidationError(colander_exc=err)
 
     try:
         data = {
             'owner': owner,
             'repo_name': schema_data['repo_group']['repo_name_without_group'],
             'repo_name_full': schema_data['repo_name'],
             'repo_group': schema_data['repo_group']['repo_group_id'],
             'repo_type': schema_data['repo_type'],
             'repo_description': schema_data['repo_description'],
             'repo_private': schema_data['repo_private'],
             'clone_uri': schema_data['repo_clone_uri'],
             'push_uri': schema_data['repo_push_uri'],
             'repo_landing_rev': schema_data['repo_landing_commit_ref'],
             'enable_statistics': schema_data['repo_enable_statistics'],
             'enable_locking': schema_data['repo_enable_locking'],
             'enable_downloads': schema_data['repo_enable_downloads'],
             'repo_copy_permissions': schema_data['repo_copy_permissions'],
         }
 
         task = RepoModel().create(form_data=data, cur_user=owner.user_id)
         task_id = get_task_id(task)
         # no commit, it's done in RepoModel, or async via celery
         return {
             'msg': "Created new repository `%s`" % (schema_data['repo_name'],),
             'success': True,  # cannot return the repo data here since fork
             # can be done async
             'task': task_id
         }
     except Exception:
         log.exception(
             u"Exception while trying to create the repository %s",
             schema_data['repo_name'])
         raise JSONRPCError(
             'failed to create repository `%s`' % (schema_data['repo_name'],))
 
 
 @jsonrpc_method()
 def add_field_to_repo(request, apiuser, repoid, key, label=Optional(''),
                       description=Optional('')):
     """
     Adds an extra field to a repository.
 
     This command can only be run using an |authtoken| with at least
     write permissions to the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository id.
     :type repoid: str or int
     :param key: Create a unique field key for this repository.
     :type key: str
     :param label:
     :type label: Optional(str)
     :param description:
     :type description: Optional(str)
     """
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     label = Optional.extract(label) or key
     description = Optional.extract(description)
 
     field = RepositoryField.get_by_key_name(key, repo)
     if field:
         raise JSONRPCError('Field with key '
                            '`%s` exists for repo `%s`' % (key, repoid))
 
     try:
         RepoModel().add_repo_field(repo, key, field_label=label,
                                    field_desc=description)
         Session().commit()
         return {
             'msg': "Added new repository field `%s`" % (key,),
             'success': True,
         }
     except Exception:
         log.exception("Exception occurred while trying to add field to repo")
         raise JSONRPCError(
             'failed to create new field for repository `%s`' % (repoid,))
 
 
 @jsonrpc_method()
 def remove_field_from_repo(request, apiuser, repoid, key):
     """
     Removes an extra field from a repository.
 
     This command can only be run using an |authtoken| with at least
     write permissions to the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param key: Set the unique field key for this repository.
     :type key: str
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     field = RepositoryField.get_by_key_name(key, repo)
     if not field:
         raise JSONRPCError('Field with key `%s` does not '
                            'exists for repo `%s`' % (key, repoid))
 
     try:
         RepoModel().delete_repo_field(repo, field_key=key)
         Session().commit()
         return {
             'msg': "Deleted repository field `%s`" % (key,),
             'success': True,
         }
     except Exception:
         log.exception(
             "Exception occurred while trying to delete field from repo")
         raise JSONRPCError(
             'failed to delete field for repository `%s`' % (repoid,))
 
 
 @jsonrpc_method()
 def update_repo(
         request, apiuser, repoid, repo_name=Optional(None),
         owner=Optional(OAttr('apiuser')), description=Optional(''),
         private=Optional(False),
         clone_uri=Optional(None), push_uri=Optional(None),
         landing_rev=Optional(None), fork_of=Optional(None),
         enable_statistics=Optional(False),
         enable_locking=Optional(False),
         enable_downloads=Optional(False), fields=Optional('')):
     """
     Updates a repository with the given information.
 
     This command can only be run using an |authtoken| with at least
     admin permissions to the |repo|.
 
     * If the repository name contains "/", repository will be updated
       accordingly with a repository group or nested repository groups
 
       For example repoid=repo-test name="foo/bar/repo-test" will update |repo|
       called "repo-test" and place it inside group "foo/bar".
       You have to have permissions to access and write to the last repository
       group ("bar" in this example)
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: repository name or repository ID.
     :type repoid: str or int
     :param repo_name: Update the |repo| name, including the
         repository group it's in.
     :type repo_name: str
     :param owner: Set the |repo| owner.
     :type owner: str
     :param fork_of: Set the |repo| as fork of another |repo|.
     :type fork_of: str
     :param description: Update the |repo| description.
     :type description: str
     :param private: Set the |repo| as private. (True | False)
     :type private: bool
     :param clone_uri: Update the |repo| clone URI.
     :type clone_uri: str
     :param landing_rev: Set the |repo| landing revision. e.g branch:default, book:dev, rev:abcd
     :type landing_rev: str
     :param enable_statistics: Enable statistics on the |repo|, (True | False).
     :type enable_statistics: bool
     :param enable_locking: Enable |repo| locking.
     :type enable_locking: bool
     :param enable_downloads: Enable downloads from the |repo|, (True | False).
     :type enable_downloads: bool
     :param fields: Add extra fields to the |repo|. Use the following
         example format: ``field_key=field_val,field_key2=fieldval2``.
         Escape ', ' with \,
     :type fields: str
     """
 
     repo = get_repo_or_error(repoid)
 
     include_secrets = False
     if not has_superadmin_permission(apiuser):
         validate_repo_permissions(apiuser, repoid, repo, ('repository.admin',))
     else:
         include_secrets = True
 
     updates = dict(
         repo_name=repo_name
         if not isinstance(repo_name, Optional) else repo.repo_name,
 
         fork_id=fork_of
         if not isinstance(fork_of, Optional) else repo.fork.repo_name if repo.fork else None,
 
         user=owner
         if not isinstance(owner, Optional) else repo.user.username,
 
         repo_description=description
         if not isinstance(description, Optional) else repo.description,
 
         repo_private=private
         if not isinstance(private, Optional) else repo.private,
 
         clone_uri=clone_uri
         if not isinstance(clone_uri, Optional) else repo.clone_uri,
 
         push_uri=push_uri
         if not isinstance(push_uri, Optional) else repo.push_uri,
 
         repo_landing_rev=landing_rev
         if not isinstance(landing_rev, Optional) else repo._landing_revision,
 
         repo_enable_statistics=enable_statistics
         if not isinstance(enable_statistics, Optional) else repo.enable_statistics,
 
         repo_enable_locking=enable_locking
         if not isinstance(enable_locking, Optional) else repo.enable_locking,
 
         repo_enable_downloads=enable_downloads
         if not isinstance(enable_downloads, Optional) else repo.enable_downloads)
 
     landing_ref, _label = ScmModel.backend_landing_ref(repo.repo_type)
     ref_choices, _labels = ScmModel().get_repo_landing_revs(
         request.translate, repo=repo)
     ref_choices = list(set(ref_choices + [landing_ref]))
 
     old_values = repo.get_api_data()
     repo_type = repo.repo_type
     schema = repo_schema.RepoSchema().bind(
         repo_type_options=rhodecode.BACKENDS.keys(),
         repo_ref_options=ref_choices,
         repo_type=repo_type,
         # user caller
         user=apiuser,
         old_values=old_values)
     try:
         schema_data = schema.deserialize(dict(
             # we save old value, users cannot change type
             repo_type=repo_type,
 
             repo_name=updates['repo_name'],
             repo_owner=updates['user'],
             repo_description=updates['repo_description'],
             repo_clone_uri=updates['clone_uri'],
             repo_push_uri=updates['push_uri'],
             repo_fork_of=updates['fork_id'],
             repo_private=updates['repo_private'],
             repo_landing_commit_ref=updates['repo_landing_rev'],
             repo_enable_statistics=updates['repo_enable_statistics'],
             repo_enable_downloads=updates['repo_enable_downloads'],
             repo_enable_locking=updates['repo_enable_locking']))
     except validation_schema.Invalid as err:
         raise JSONRPCValidationError(colander_exc=err)
 
     # save validated data back into the updates dict
     validated_updates = dict(
         repo_name=schema_data['repo_group']['repo_name_without_group'],
         repo_group=schema_data['repo_group']['repo_group_id'],
 
         user=schema_data['repo_owner'],
         repo_description=schema_data['repo_description'],
         repo_private=schema_data['repo_private'],
         clone_uri=schema_data['repo_clone_uri'],
         push_uri=schema_data['repo_push_uri'],
         repo_landing_rev=schema_data['repo_landing_commit_ref'],
         repo_enable_statistics=schema_data['repo_enable_statistics'],
         repo_enable_locking=schema_data['repo_enable_locking'],
         repo_enable_downloads=schema_data['repo_enable_downloads'],
     )
 
     if schema_data['repo_fork_of']:
         fork_repo = get_repo_or_error(schema_data['repo_fork_of'])
         validated_updates['fork_id'] = fork_repo.repo_id
 
     # extra fields
     fields = parse_args(Optional.extract(fields), key_prefix='ex_')
     if fields:
         validated_updates.update(fields)
 
     try:
         RepoModel().update(repo, **validated_updates)
         audit_logger.store_api(
             'repo.edit', action_data={'old_data': old_values},
             user=apiuser, repo=repo)
         Session().commit()
         return {
             'msg': 'updated repo ID:%s %s' % (repo.repo_id, repo.repo_name),
             'repository': repo.get_api_data(include_secrets=include_secrets)
         }
     except Exception:
         log.exception(
             u"Exception while trying to update the repository %s",
             repoid)
         raise JSONRPCError('failed to update repo `%s`' % repoid)
 
 
 @jsonrpc_method()
 def fork_repo(request, apiuser, repoid, fork_name,
               owner=Optional(OAttr('apiuser')),
               description=Optional(''),
               private=Optional(False),
               clone_uri=Optional(None),
               landing_rev=Optional(None),
               copy_permissions=Optional(False)):
     """
     Creates a fork of the specified |repo|.
 
     * If the fork_name contains "/", fork will be created inside
       a repository group or nested repository groups
 
       For example "foo/bar/fork-repo" will create fork called "fork-repo"
       inside group "foo/bar". You have to have permissions to access and
       write to the last repository group ("bar" in this example)
 
     This command can only be run using an |authtoken| with minimum
     read permissions of the forked repo, create fork permissions for an user.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set repository name or repository ID.
     :type repoid: str or int
     :param fork_name: Set the fork name, including it's repository group membership.
     :type fork_name: str
     :param owner: Set the fork owner.
     :type owner: str
     :param description: Set the fork description.
     :type description: str
     :param copy_permissions: Copy permissions from parent |repo|. The
         default is False.
     :type copy_permissions: bool
     :param private: Make the fork private. The default is False.
     :type private: bool
     :param landing_rev: Set the landing revision. E.g branch:default, book:dev, rev:abcd
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_for_response>
         api_key : "<api_key>"
         args:     {
                     "repoid" :          "<reponame or repo_id>",
                     "fork_name":        "<forkname>",
                     "owner":            "<username or user_id = Optional(=apiuser)>",
                     "description":      "<description>",
                     "copy_permissions": "<bool>",
                     "private":          "<bool>",
                     "landing_rev":      "<landing_rev>"
                   }
 
     Example error output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
                   "msg": "Created fork of `<reponame>` as `<forkname>`",
                   "success": true,
                   "task": "<celery task id or None if done sync>"
                 }
         error:  null
 
     """
 
     repo = get_repo_or_error(repoid)
     repo_name = repo.repo_name
 
     if not has_superadmin_permission(apiuser):
         # check if we have at least read permission for
         # this repo that we fork !
         _perms = (
             'repository.admin', 'repository.write', 'repository.read')
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
         # check if the regular user has at least fork permissions as well
         if not HasPermissionAnyApi('hg.fork.repository')(user=apiuser):
             raise JSONRPCForbidden()
 
     # check if user can set owner parameter
     owner = validate_set_owner_permissions(apiuser, owner)
 
     description = Optional.extract(description)
     copy_permissions = Optional.extract(copy_permissions)
     clone_uri = Optional.extract(clone_uri)
 
     landing_ref, _label = ScmModel.backend_landing_ref(repo.repo_type)
     ref_choices, _labels = ScmModel().get_repo_landing_revs(request.translate)
     ref_choices = list(set(ref_choices + [landing_ref]))
     landing_commit_ref = Optional.extract(landing_rev) or landing_ref
 
     private = Optional.extract(private)
 
     schema = repo_schema.RepoSchema().bind(
         repo_type_options=rhodecode.BACKENDS.keys(),
         repo_ref_options=ref_choices,
         repo_type=repo.repo_type,
         # user caller
         user=apiuser)
 
     try:
         schema_data = schema.deserialize(dict(
             repo_name=fork_name,
             repo_type=repo.repo_type,
             repo_owner=owner.username,
             repo_description=description,
             repo_landing_commit_ref=landing_commit_ref,
             repo_clone_uri=clone_uri,
             repo_private=private,
             repo_copy_permissions=copy_permissions))
     except validation_schema.Invalid as err:
         raise JSONRPCValidationError(colander_exc=err)
 
     try:
         data = {
             'fork_parent_id': repo.repo_id,
 
             'repo_name': schema_data['repo_group']['repo_name_without_group'],
             'repo_name_full': schema_data['repo_name'],
             'repo_group': schema_data['repo_group']['repo_group_id'],
             'repo_type': schema_data['repo_type'],
             'description': schema_data['repo_description'],
             'private': schema_data['repo_private'],
             'copy_permissions': schema_data['repo_copy_permissions'],
             'landing_rev': schema_data['repo_landing_commit_ref'],
         }
 
         task = RepoModel().create_fork(data, cur_user=owner.user_id)
         # no commit, it's done in RepoModel, or async via celery
         task_id = get_task_id(task)
 
         return {
             'msg': 'Created fork of `%s` as `%s`' % (
                 repo.repo_name, schema_data['repo_name']),
             'success': True,  # cannot return the repo data here since fork
             # can be done async
             'task': task_id
         }
     except Exception:
         log.exception(
             u"Exception while trying to create fork %s",
             schema_data['repo_name'])
         raise JSONRPCError(
             'failed to fork repository `%s` as `%s`' % (
                 repo_name, schema_data['repo_name']))
 
 
 @jsonrpc_method()
 def delete_repo(request, apiuser, repoid, forks=Optional('')):
     """
     Deletes a repository.
 
     * When the `forks` parameter is set it's possible to detach or delete
       forks of deleted repository.
 
     This command can only be run using an |authtoken| with admin
     permissions on the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param forks: Set to `detach` or `delete` forks from the |repo|.
     :type forks: Optional(str)
 
     Example error output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
                   "msg": "Deleted repository `<reponame>`",
                   "success": true
                 }
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     repo_name = repo.repo_name
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     try:
         handle_forks = Optional.extract(forks)
         _forks_msg = ''
         _forks = [f for f in repo.forks]
         if handle_forks == 'detach':
             _forks_msg = ' ' + 'Detached %s forks' % len(_forks)
         elif handle_forks == 'delete':
             _forks_msg = ' ' + 'Deleted %s forks' % len(_forks)
         elif _forks:
             raise JSONRPCError(
                 'Cannot delete `%s` it still contains attached forks' %
                 (repo.repo_name,)
             )
         old_data = repo.get_api_data()
         RepoModel().delete(repo, forks=forks)
 
         repo = audit_logger.RepoWrap(repo_id=None,
                                      repo_name=repo.repo_name)
 
         audit_logger.store_api(
             'repo.delete', action_data={'old_data': old_data},
             user=apiuser, repo=repo)
 
         ScmModel().mark_for_invalidation(repo_name, delete=True)
         Session().commit()
         return {
             'msg': 'Deleted repository `%s`%s' % (repo_name, _forks_msg),
             'success': True
         }
     except Exception:
         log.exception("Exception occurred while trying to delete repo")
         raise JSONRPCError(
             'failed to delete repository `%s`' % (repo_name,)
         )
 
 
 #TODO: marcink, change name ?
 @jsonrpc_method()
 def invalidate_cache(request, apiuser, repoid, delete_keys=Optional(False)):
     """
     Invalidates the cache for the specified repository.
 
     This command can only be run using an |authtoken| with admin rights to
     the specified repository.
 
     This command takes the following options:
 
     :param apiuser: This is filled automatically from |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Sets the repository name or repository ID.
     :type repoid: str or int
     :param delete_keys: This deletes the invalidated keys instead of
         just flagging them.
     :type delete_keys: Optional(``True`` | ``False``)
 
     Example output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : {
         'msg': Cache for repository `<repository name>` was invalidated,
         'repository': <repository name>
       }
       error :  null
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error : {
          'Error occurred during cache invalidation action'
       }
 
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin', 'repository.write',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     delete = Optional.extract(delete_keys)
     try:
         ScmModel().mark_for_invalidation(repo.repo_name, delete=delete)
         return {
             'msg': 'Cache for repository `%s` was invalidated' % (repoid,),
             'repository': repo.repo_name
         }
     except Exception:
         log.exception(
             "Exception occurred while trying to invalidate repo cache")
         raise JSONRPCError(
             'Error occurred during cache invalidation action'
         )
 
 
 #TODO: marcink, change name ?
 @jsonrpc_method()
 def lock(request, apiuser, repoid, locked=Optional(None),
          userid=Optional(OAttr('apiuser'))):
     """
     Sets the lock state of the specified |repo| by the given user.
     From more information, see :ref:`repo-locking`.
 
     * If the ``userid`` option is not set, the repository is locked to the
       user who called the method.
     * If the ``locked`` parameter is not set, the current lock state of the
       repository is displayed.
 
     This command can only be run using an |authtoken| with admin rights to
     the specified repository.
 
     This command takes the following options:
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Sets the repository name or repository ID.
     :type repoid: str or int
     :param locked: Sets the lock state.
     :type locked: Optional(``True`` | ``False``)
     :param userid: Set the repository lock to this user.
     :type userid: Optional(str or int)
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : {
         'repo': '<reponame>',
         'locked': <bool: lock state>,
         'locked_since': <int: lock timestamp>,
         'locked_by': <username of person who made the lock>,
         'lock_reason': <str: reason for locking>,
         'lock_state_changed': <bool: True if lock state has been changed in this request>,
         'msg': 'Repo `<reponame>` locked by `<username>` on <timestamp>.'
         or
         'msg': 'Repo `<repository name>` not locked.'
         or
         'msg': 'User `<user name>` set lock state for repo `<repository name>` to `<new lock state>`'
       }
       error :  null
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error :  {
         'Error occurred locking repository `<reponame>`'
       }
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         # check if we have at least write permission for this repo !
         _perms = ('repository.admin', 'repository.write',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
         # make sure normal user does not pass someone else userid,
         # he is not allowed to do that
         if not isinstance(userid, Optional) and userid != apiuser.user_id:
             raise JSONRPCError('userid is not the same as your user')
 
     if isinstance(userid, Optional):
         userid = apiuser.user_id
 
     user = get_user_or_error(userid)
 
     if isinstance(locked, Optional):
         lockobj = repo.locked
 
         if lockobj[0] is None:
             _d = {
                 'repo': repo.repo_name,
                 'locked': False,
                 'locked_since': None,
                 'locked_by': None,
                 'lock_reason': None,
                 'lock_state_changed': False,
                 'msg': 'Repo `%s` not locked.' % repo.repo_name
             }
             return _d
         else:
             _user_id, _time, _reason = lockobj
             lock_user = get_user_or_error(userid)
             _d = {
                 'repo': repo.repo_name,
                 'locked': True,
                 'locked_since': _time,
                 'locked_by': lock_user.username,
                 'lock_reason': _reason,
                 'lock_state_changed': False,
                 'msg': ('Repo `%s` locked by `%s` on `%s`.'
                         % (repo.repo_name, lock_user.username,
                            json.dumps(time_to_datetime(_time))))
             }
             return _d
 
     # force locked state through a flag
     else:
         locked = str2bool(locked)
         lock_reason = Repository.LOCK_API
         try:
             if locked:
                 lock_time = time.time()
                 Repository.lock(repo, user.user_id, lock_time, lock_reason)
             else:
                 lock_time = None
                 Repository.unlock(repo)
             _d = {
                 'repo': repo.repo_name,
                 'locked': locked,
                 'locked_since': lock_time,
                 'locked_by': user.username,
                 'lock_reason': lock_reason,
                 'lock_state_changed': True,
                 'msg': ('User `%s` set lock state for repo `%s` to `%s`'
                         % (user.username, repo.repo_name, locked))
             }
             return _d
         except Exception:
             log.exception(
                 "Exception occurred while trying to lock repository")
             raise JSONRPCError(
                 'Error occurred locking repository `%s`' % repo.repo_name
             )
 
 
 @jsonrpc_method()
 def comment_commit(
         request, apiuser, repoid, commit_id, message, status=Optional(None),
         comment_type=Optional(ChangesetComment.COMMENT_TYPE_NOTE),
         resolves_comment_id=Optional(None),
         userid=Optional(OAttr('apiuser'))):
     """
     Set a commit comment, and optionally change the status of the commit.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param commit_id: Specify the commit_id for which to set a comment.
     :type commit_id: str
     :param message: The comment text.
     :type message: str
     :param status: (**Optional**) status of commit, one of: 'not_reviewed',
         'approved', 'rejected', 'under_review'
     :type status: str
     :param comment_type: Comment type, one of: 'note', 'todo'
     :type comment_type: Optional(str), default: 'note'
     :param userid: Set the user name of the comment creator.
     :type userid: Optional(str or int)
 
     Example error output:
 
     .. code-block:: bash
 
         {
             "id" : <id_given_in_input>,
             "result" : {
                 "msg": "Commented on commit `<commit_id>` for repository `<repoid>`",
                 "status_change": null or <status>,
                 "success": true
             },
             "error" :  null
         }
 
     """
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.read', 'repository.write', 'repository.admin')
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     try:
         commit_id = repo.scm_instance().get_commit(commit_id=commit_id).raw_id
     except Exception as e:
         log.exception('Failed to fetch commit')
         raise JSONRPCError(safe_str(e))
 
     if isinstance(userid, Optional):
         userid = apiuser.user_id
 
     user = get_user_or_error(userid)
     status = Optional.extract(status)
     comment_type = Optional.extract(comment_type)
     resolves_comment_id = Optional.extract(resolves_comment_id)
 
     allowed_statuses = [x[0] for x in ChangesetStatus.STATUSES]
     if status and status not in allowed_statuses:
         raise JSONRPCError('Bad status, must be on '
                            'of %s got %s' % (allowed_statuses, status,))
 
     if resolves_comment_id:
         comment = ChangesetComment.get(resolves_comment_id)
         if not comment:
             raise JSONRPCError(
                 'Invalid resolves_comment_id `%s` for this commit.'
                 % resolves_comment_id)
         if comment.comment_type != ChangesetComment.COMMENT_TYPE_TODO:
             raise JSONRPCError(
                 'Comment `%s` is wrong type for setting status to resolved.'
                 % resolves_comment_id)
 
     try:
         rc_config = SettingsModel().get_all_settings()
         renderer = rc_config.get('rhodecode_markup_renderer', 'rst')
         status_change_label = ChangesetStatus.get_status_lbl(status)
         comment = CommentsModel().create(
             message, repo, user, commit_id=commit_id,
             status_change=status_change_label,
             status_change_type=status,
             renderer=renderer,
             comment_type=comment_type,
             resolves_comment_id=resolves_comment_id,
             auth_user=apiuser
         )
         if status:
             # also do a status change
             try:
                 ChangesetStatusModel().set_status(
                     repo, status, user, comment, revision=commit_id,
                     dont_allow_on_closed_pull_request=True
                 )
             except StatusChangeOnClosedPullRequestError:
                 log.exception(
                     "Exception occurred while trying to change repo commit status")
                 msg = ('Changing status on a changeset associated with '
                        'a closed pull request is not allowed')
                 raise JSONRPCError(msg)
 
         Session().commit()
         return {
             'msg': (
                 'Commented on commit `%s` for repository `%s`' % (
                     comment.revision, repo.repo_name)),
             'status_change': status,
             'success': True,
         }
     except JSONRPCError:
         # catch any inside errors, and re-raise them to prevent from
         # below global catch to silence them
         raise
     except Exception:
         log.exception("Exception occurred while trying to comment on commit")
         raise JSONRPCError(
             'failed to set comment on repository `%s`' % (repo.repo_name,)
         )
 
 
 @jsonrpc_method()
 def get_repo_comments(request, apiuser, repoid,
                       commit_id=Optional(None), comment_type=Optional(None),
                       userid=Optional(None)):
     """
     Get all comments for a repository
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param commit_id: Optionally filter the comments by the commit_id
     :type commit_id: Optional(str), default: None
     :param comment_type: Optionally filter the comments by the comment_type
         one of: 'note', 'todo'
     :type comment_type: Optional(str), default: None
     :param userid: Optionally filter the comments by the author of comment
     :type userid: Optional(str or int), Default: None
 
     Example error output:
 
     .. code-block:: bash
 
         {
             "id" : <id_given_in_input>,
             "result" : [
                 {
                   "comment_author": <USER_DETAILS>,
                   "comment_created_on": "2017-02-01T14:38:16.309",
                   "comment_f_path": "file.txt",
                   "comment_id": 282,
                   "comment_lineno": "n1",
                   "comment_resolved_by": null,
                   "comment_status": [],
                   "comment_text": "This file needs a header",
                   "comment_type": "todo"
                 }
             ],
             "error" :  null
         }
 
     """
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.read', 'repository.write', 'repository.admin')
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     commit_id = Optional.extract(commit_id)
 
     userid = Optional.extract(userid)
     if userid:
         user = get_user_or_error(userid)
     else:
         user = None
 
     comment_type = Optional.extract(comment_type)
     if comment_type and comment_type not in ChangesetComment.COMMENT_TYPES:
         raise JSONRPCError(
                 'comment_type must be one of `{}` got {}'.format(
                     ChangesetComment.COMMENT_TYPES, comment_type)
             )
 
     comments = CommentsModel().get_repository_comments(
         repo=repo, comment_type=comment_type, user=user, commit_id=commit_id)
     return comments
 
 
 @jsonrpc_method()
 def grant_user_permission(request, apiuser, repoid, userid, perm):
     """
     Grant permissions for the specified user on the given repository,
     or update existing permissions if found.
 
     This command can only be run using an |authtoken| with admin
     permissions on the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param userid: Set the user name.
     :type userid: str
     :param perm: Set the user permissions, using the following format
         ``(repository.(none|read|write|admin))``
     :type perm: str
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
                   "msg" : "Granted perm: `<perm>` for user: `<username>` in repo: `<reponame>`",
                   "success": true
                 }
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     user = get_user_or_error(userid)
     perm = get_perm_or_error(perm)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     perm_additions = [[user.user_id, perm.permission_name, "user"]]
     try:
         changes = RepoModel().update_permissions(
             repo=repo, perm_additions=perm_additions, cur_user=apiuser)
 
         action_data = {
             'added': changes['added'],
             'updated': changes['updated'],
             'deleted': changes['deleted'],
         }
         audit_logger.store_api(
             'repo.edit.permissions', action_data=action_data, user=apiuser, repo=repo)
         Session().commit()
         PermissionModel().flush_user_permission_caches(changes)
 
         return {
             'msg': 'Granted perm: `%s` for user: `%s` in repo: `%s`' % (
                 perm.permission_name, user.username, repo.repo_name
             ),
             'success': True
         }
     except Exception:
         log.exception("Exception occurred while trying edit permissions for repo")
         raise JSONRPCError(
             'failed to edit permission for user: `%s` in repo: `%s`' % (
                 userid, repoid
             )
         )
 
 
 @jsonrpc_method()
 def revoke_user_permission(request, apiuser, repoid, userid):
     """
     Revoke permission for a user on the specified repository.
 
     This command can only be run using an |authtoken| with admin
     permissions on the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param userid: Set the user name of revoked user.
     :type userid: str or int
 
     Example error output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
                   "msg" : "Revoked perm for user: `<username>` in repo: `<reponame>`",
                   "success": true
                 }
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     user = get_user_or_error(userid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     perm_deletions = [[user.user_id, None, "user"]]
     try:
         changes = RepoModel().update_permissions(
             repo=repo, perm_deletions=perm_deletions, cur_user=user)
 
         action_data = {
             'added': changes['added'],
             'updated': changes['updated'],
             'deleted': changes['deleted'],
         }
         audit_logger.store_api(
             'repo.edit.permissions', action_data=action_data, user=apiuser, repo=repo)
         Session().commit()
         PermissionModel().flush_user_permission_caches(changes)
 
         return {
             'msg': 'Revoked perm for user: `%s` in repo: `%s`' % (
                 user.username, repo.repo_name
             ),
             'success': True
         }
     except Exception:
         log.exception("Exception occurred while trying revoke permissions to repo")
         raise JSONRPCError(
             'failed to edit permission for user: `%s` in repo: `%s`' % (
                 userid, repoid
             )
         )
 
 
 @jsonrpc_method()
 def grant_user_group_permission(request, apiuser, repoid, usergroupid, perm):
     """
     Grant permission for a user group on the specified repository,
     or update existing permissions.
 
     This command can only be run using an |authtoken| with admin
     permissions on the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param usergroupid: Specify the ID of the user group.
     :type usergroupid: str or int
     :param perm: Set the user group permissions using the following
         format: (repository.(none|read|write|admin))
     :type perm: str
 
     Example output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : {
         "msg" : "Granted perm: `<perm>` for group: `<usersgroupname>` in repo: `<reponame>`",
         "success": true
 
       }
       error :  null
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error :  {
         "failed to edit permission for user group: `<usergroup>` in repo `<repo>`'
       }
 
     """
 
     repo = get_repo_or_error(repoid)
     perm = get_perm_or_error(perm)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     user_group = get_user_group_or_error(usergroupid)
     if not has_superadmin_permission(apiuser):
         # check if we have at least read permission for this user group !
         _perms = ('usergroup.read', 'usergroup.write', 'usergroup.admin',)
         if not HasUserGroupPermissionAnyApi(*_perms)(
                 user=apiuser, user_group_name=user_group.users_group_name):
             raise JSONRPCError(
                 'user group `%s` does not exist' % (usergroupid,))
 
     perm_additions = [[user_group.users_group_id, perm.permission_name, "user_group"]]
     try:
         changes = RepoModel().update_permissions(
             repo=repo, perm_additions=perm_additions, cur_user=apiuser)
         action_data = {
             'added': changes['added'],
             'updated': changes['updated'],
             'deleted': changes['deleted'],
         }
         audit_logger.store_api(
             'repo.edit.permissions', action_data=action_data, user=apiuser, repo=repo)
         Session().commit()
         PermissionModel().flush_user_permission_caches(changes)
 
         return {
             'msg': 'Granted perm: `%s` for user group: `%s` in '
                    'repo: `%s`' % (
                        perm.permission_name, user_group.users_group_name,
                        repo.repo_name
                    ),
             'success': True
         }
     except Exception:
         log.exception(
             "Exception occurred while trying change permission on repo")
         raise JSONRPCError(
             'failed to edit permission for user group: `%s` in '
             'repo: `%s`' % (
                 usergroupid, repo.repo_name
             )
         )
 
 
 @jsonrpc_method()
 def revoke_user_group_permission(request, apiuser, repoid, usergroupid):
     """
     Revoke the permissions of a user group on a given repository.
 
     This command can only be run using an |authtoken| with admin
     permissions on the |repo|.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: Set the repository name or repository ID.
     :type repoid: str or int
     :param usergroupid: Specify the user group ID.
     :type usergroupid: str or int
 
     Example output:
 
     .. code-block:: bash
 
         id : <id_given_in_input>
         result: {
                   "msg" : "Revoked perm for group: `<usersgroupname>` in repo: `<reponame>`",
                   "success": true
                 }
         error:  null
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     user_group = get_user_group_or_error(usergroupid)
     if not has_superadmin_permission(apiuser):
         # check if we have at least read permission for this user group !
         _perms = ('usergroup.read', 'usergroup.write', 'usergroup.admin',)
         if not HasUserGroupPermissionAnyApi(*_perms)(
                 user=apiuser, user_group_name=user_group.users_group_name):
             raise JSONRPCError(
                 'user group `%s` does not exist' % (usergroupid,))
 
     perm_deletions = [[user_group.users_group_id, None, "user_group"]]
     try:
         changes = RepoModel().update_permissions(
             repo=repo, perm_deletions=perm_deletions, cur_user=apiuser)
         action_data = {
             'added': changes['added'],
             'updated': changes['updated'],
             'deleted': changes['deleted'],
         }
         audit_logger.store_api(
             'repo.edit.permissions', action_data=action_data, user=apiuser, repo=repo)
         Session().commit()
         PermissionModel().flush_user_permission_caches(changes)
 
         return {
             'msg': 'Revoked perm for user group: `%s` in repo: `%s`' % (
                 user_group.users_group_name, repo.repo_name
             ),
             'success': True
         }
     except Exception:
         log.exception("Exception occurred while trying revoke "
                       "user group permission on repo")
         raise JSONRPCError(
             'failed to edit permission for user group: `%s` in '
             'repo: `%s`' % (
                 user_group.users_group_name, repo.repo_name
             )
         )
 
 
 @jsonrpc_method()
 def pull(request, apiuser, repoid, remote_uri=Optional(None)):
     """
     Triggers a pull on the given repository from a remote location. You
     can use this to keep remote repositories up-to-date.
 
     This command can only be run using an |authtoken| with admin
     rights to the specified repository. For more information,
     see :ref:`config-token-ref`.
 
     This command takes the following options:
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
     :param remote_uri: Optional remote URI to pass in for pull
     :type remote_uri: str
 
     Example output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : {
         "msg": "Pulled from url `<remote_url>` on repo `<repository name>`"
         "repository": "<repository name>"
       }
       error :  null
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error :  {
         "Unable to push changes from `<remote_url>`"
       }
 
     """
 
     repo = get_repo_or_error(repoid)
     remote_uri = Optional.extract(remote_uri)
     remote_uri_display = remote_uri or repo.clone_uri_hidden
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     try:
         ScmModel().pull_changes(
             repo.repo_name, apiuser.username, remote_uri=remote_uri)
         return {
             'msg': 'Pulled from url `%s` on repo `%s`' % (
                 remote_uri_display, repo.repo_name),
             'repository': repo.repo_name
         }
     except Exception:
         log.exception("Exception occurred while trying to "
                       "pull changes from remote location")
         raise JSONRPCError(
             'Unable to pull changes from `%s`' % remote_uri_display
         )
 
 
 @jsonrpc_method()
 def strip(request, apiuser, repoid, revision, branch):
     """
     Strips the given revision from the specified repository.
 
     * This will remove the revision and all of its decendants.
 
     This command can only be run using an |authtoken| with admin rights to
     the specified repository.
 
     This command takes the following options:
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
     :param revision: The revision you wish to strip.
     :type revision: str
     :param branch: The branch from which to strip the revision.
     :type branch: str
 
     Example output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : {
         "msg": "'Stripped commit <commit_hash> from repo `<repository name>`'"
         "repository": "<repository name>"
       }
       error :  null
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error :  {
         "Unable to strip commit <commit_hash> from repo `<repository name>`"
       }
 
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     try:
         ScmModel().strip(repo, revision, branch)
         audit_logger.store_api(
             'repo.commit.strip', action_data={'commit_id': revision},
             repo=repo,
             user=apiuser, commit=True)
 
         return {
             'msg': 'Stripped commit %s from repo `%s`' % (
                 revision, repo.repo_name),
             'repository': repo.repo_name
         }
     except Exception:
         log.exception("Exception while trying to strip")
         raise JSONRPCError(
             'Unable to strip commit %s from repo `%s`' % (
                 revision, repo.repo_name)
         )
 
 
 @jsonrpc_method()
 def get_repo_settings(request, apiuser, repoid, key=Optional(None)):
     """
     Returns all settings for a repository. If key is given it only returns the
     setting identified by the key or null.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository id.
     :type repoid: str or int
     :param key: Key of the setting to return.
     :type: key: Optional(str)
 
     Example output:
 
     .. code-block:: bash
 
         {
             "error": null,
             "id": 237,
             "result": {
                 "extensions_largefiles": true,
                 "extensions_evolve": true,
                 "hooks_changegroup_push_logger": true,
                 "hooks_changegroup_repo_size": false,
                 "hooks_outgoing_pull_logger": true,
                 "phases_publish": "True",
                 "rhodecode_hg_use_rebase_for_merging": true,
                 "rhodecode_pr_merge_enabled": true,
                 "rhodecode_use_outdated_comments": true
             }
         }
     """
 
     # Restrict access to this api method to admins only.
     if not has_superadmin_permission(apiuser):
         raise JSONRPCForbidden()
 
     try:
         repo = get_repo_or_error(repoid)
         settings_model = VcsSettingsModel(repo=repo)
         settings = settings_model.get_global_settings()
         settings.update(settings_model.get_repo_settings())
 
         # If only a single setting is requested fetch it from all settings.
         key = Optional.extract(key)
         if key is not None:
             settings = settings.get(key, None)
     except Exception:
         msg = 'Failed to fetch settings for repository `{}`'.format(repoid)
         log.exception(msg)
         raise JSONRPCError(msg)
 
     return settings
 
 
 @jsonrpc_method()
 def set_repo_settings(request, apiuser, repoid, settings):
     """
     Update repository settings. Returns true on success.
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository id.
     :type repoid: str or int
     :param settings: The new settings for the repository.
     :type: settings: dict
 
     Example output:
 
     .. code-block:: bash
 
         {
             "error": null,
             "id": 237,
             "result": true
         }
     """
     # Restrict access to this api method to admins only.
     if not has_superadmin_permission(apiuser):
         raise JSONRPCForbidden()
 
     if type(settings) is not dict:
         raise JSONRPCError('Settings have to be a JSON Object.')
 
     try:
         settings_model = VcsSettingsModel(repo=repoid)
 
         # Merge global, repo and incoming settings.
         new_settings = settings_model.get_global_settings()
         new_settings.update(settings_model.get_repo_settings())
         new_settings.update(settings)
 
         # Update the settings.
         inherit_global_settings = new_settings.get(
             'inherit_global_settings', False)
         settings_model.create_or_update_repo_settings(
             new_settings, inherit_global_settings=inherit_global_settings)
         Session().commit()
     except Exception:
         msg = 'Failed to update settings for repository `{}`'.format(repoid)
         log.exception(msg)
         raise JSONRPCError(msg)
 
     # Indicate success.
     return True
 
 
 @jsonrpc_method()
 def maintenance(request, apiuser, repoid):
     """
     Triggers a maintenance on the given repository.
 
     This command can only be run using an |authtoken| with admin
     rights to the specified repository. For more information,
     see :ref:`config-token-ref`.
 
     This command takes the following options:
 
     :param apiuser: This is filled automatically from the |authtoken|.
     :type apiuser: AuthUser
     :param repoid: The repository name or repository ID.
     :type repoid: str or int
 
     Example output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : {
         "msg": "executed maintenance command",
         "executed_actions": [
            <action_message>, <action_message2>...
         ],
         "repository": "<repository name>"
       }
       error :  null
 
     Example error output:
 
     .. code-block:: bash
 
       id : <id_given_in_input>
       result : null
       error :  {
         "Unable to execute maintenance on `<reponame>`"
       }
 
     """
 
     repo = get_repo_or_error(repoid)
     if not has_superadmin_permission(apiuser):
         _perms = ('repository.admin',)
         validate_repo_permissions(apiuser, repoid, repo, _perms)
 
     try:
         maintenance = repo_maintenance.RepoMaintenance()
         executed_actions = maintenance.execute(repo)
 
         return {
             'msg': 'executed maintenance command',
             'executed_actions': executed_actions,
             'repository': repo.repo_name
         }
     except Exception:
         log.exception("Exception occurred while trying to run maintenance")
         raise JSONRPCError(
             'Unable to execute maintenance on `%s`' % repo.repo_name)

rhodecode/apps/repository/views/repo_files.py

@@ -1,1551 +1,1552 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2011-2019 RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import itertools
 import logging
 import os
 import shutil
 import tempfile
 import collections
 import urllib
 import pathlib2
 
 from pyramid.httpexceptions import HTTPNotFound, HTTPBadRequest, HTTPFound
 from pyramid.view import view_config
 from pyramid.renderers import render
 from pyramid.response import Response
 
 import rhodecode
 from rhodecode.apps._base import RepoAppView
 
 
 from rhodecode.lib import diffs, helpers as h, rc_cache
 from rhodecode.lib import audit_logger
 from rhodecode.lib.view_utils import parse_path_ref
 from rhodecode.lib.exceptions import NonRelativePathError
 from rhodecode.lib.codeblocks import (
     filenode_as_lines_tokens, filenode_as_annotated_lines_tokens)
 from rhodecode.lib.utils2 import (
     convert_line_endings, detect_mode, safe_str, str2bool, safe_int, sha1, safe_unicode)
 from rhodecode.lib.auth import (
     LoginRequired, HasRepoPermissionAnyDecorator, CSRFRequired)
 from rhodecode.lib.vcs import path as vcspath
 from rhodecode.lib.vcs.backends.base import EmptyCommit
 from rhodecode.lib.vcs.conf import settings
 from rhodecode.lib.vcs.nodes import FileNode
 from rhodecode.lib.vcs.exceptions import (
     RepositoryError, CommitDoesNotExistError, EmptyRepositoryError,
     ImproperArchiveTypeError, VCSError, NodeAlreadyExistsError,
     NodeDoesNotExistError, CommitError, NodeError)
 
 from rhodecode.model.scm import ScmModel
 from rhodecode.model.db import Repository
 
 log = logging.getLogger(__name__)
 
 
 class RepoFilesView(RepoAppView):
 
     @staticmethod
     def adjust_file_path_for_svn(f_path, repo):
         """
         Computes the relative path of `f_path`.
 
         This is mainly based on prefix matching of the recognized tags and
         branches in the underlying repository.
         """
         tags_and_branches = itertools.chain(
             repo.branches.iterkeys(),
             repo.tags.iterkeys())
         tags_and_branches = sorted(tags_and_branches, key=len, reverse=True)
 
         for name in tags_and_branches:
             if f_path.startswith('{}/'.format(name)):
                 f_path = vcspath.relpath(f_path, name)
                 break
         return f_path
 
     def load_default_context(self):
         c = self._get_local_tmpl_context(include_app_defaults=True)
         c.rhodecode_repo = self.rhodecode_vcs_repo
         c.enable_downloads = self.db_repo.enable_downloads
         return c
 
     def _ensure_not_locked(self, commit_id='tip'):
         _ = self.request.translate
 
         repo = self.db_repo
         if repo.enable_locking and repo.locked[0]:
             h.flash(_('This repository has been locked by %s on %s')
                     % (h.person_by_id(repo.locked[0]),
                     h.format_date(h.time_to_datetime(repo.locked[1]))),
                     'warning')
             files_url = h.route_path(
                 'repo_files:default_path',
                 repo_name=self.db_repo_name, commit_id=commit_id)
             raise HTTPFound(files_url)
 
     def forbid_non_head(self, is_head, f_path, commit_id='tip', json_mode=False):
         _ = self.request.translate
 
         if not is_head:
             message = _('Cannot modify file. '
                         'Given commit `{}` is not head of a branch.').format(commit_id)
             h.flash(message, category='warning')
 
             if json_mode:
                 return message
 
             files_url = h.route_path(
                 'repo_files', repo_name=self.db_repo_name, commit_id=commit_id,
                 f_path=f_path)
             raise HTTPFound(files_url)
 
     def check_branch_permission(self, branch_name, commit_id='tip', json_mode=False):
         _ = self.request.translate
 
         rule, branch_perm = self._rhodecode_user.get_rule_and_branch_permission(
             self.db_repo_name, branch_name)
         if branch_perm and branch_perm not in ['branch.push', 'branch.push_force']:
             message = _('Branch `{}` changes forbidden by rule {}.').format(
                 branch_name, rule)
             h.flash(message, 'warning')
 
             if json_mode:
                 return message
 
             files_url = h.route_path(
                 'repo_files:default_path', repo_name=self.db_repo_name, commit_id=commit_id)
 
             raise HTTPFound(files_url)
 
     def _get_commit_and_path(self):
         default_commit_id = self.db_repo.landing_rev[1]
         default_f_path = '/'
 
         commit_id = self.request.matchdict.get(
             'commit_id', default_commit_id)
         f_path = self._get_f_path(self.request.matchdict, default_f_path)
         return commit_id, f_path
 
     def _get_default_encoding(self, c):
         enc_list = getattr(c, 'default_encodings', [])
         return enc_list[0] if enc_list else 'UTF-8'
 
     def _get_commit_or_redirect(self, commit_id, redirect_after=True):
         """
         This is a safe way to get commit. If an error occurs it redirects to
         tip with proper message
 
         :param commit_id: id of commit to fetch
         :param redirect_after: toggle redirection
         """
         _ = self.request.translate
 
         try:
             return self.rhodecode_vcs_repo.get_commit(commit_id)
         except EmptyRepositoryError:
             if not redirect_after:
                 return None
 
             _url = h.route_path(
                 'repo_files_add_file',
                 repo_name=self.db_repo_name, commit_id=0, f_path='')
 
             if h.HasRepoPermissionAny(
                     'repository.write', 'repository.admin')(self.db_repo_name):
                 add_new = h.link_to(
                     _('Click here to add a new file.'), _url, class_="alert-link")
             else:
                 add_new = ""
 
             h.flash(h.literal(
                 _('There are no files yet. %s') % add_new), category='warning')
             raise HTTPFound(
                 h.route_path('repo_summary', repo_name=self.db_repo_name))
 
         except (CommitDoesNotExistError, LookupError):
             msg = _('No such commit exists for this repository')
             h.flash(msg, category='error')
             raise HTTPNotFound()
         except RepositoryError as e:
             h.flash(safe_str(h.escape(e)), category='error')
             raise HTTPNotFound()
 
     def _get_filenode_or_redirect(self, commit_obj, path):
         """
         Returns file_node, if error occurs or given path is directory,
         it'll redirect to top level path
         """
         _ = self.request.translate
 
         try:
             file_node = commit_obj.get_node(path)
             if file_node.is_dir():
                 raise RepositoryError('The given path is a directory')
         except CommitDoesNotExistError:
             log.exception('No such commit exists for this repository')
             h.flash(_('No such commit exists for this repository'), category='error')
             raise HTTPNotFound()
         except RepositoryError as e:
             log.warning('Repository error while fetching filenode `%s`. Err:%s', path, e)
             h.flash(safe_str(h.escape(e)), category='error')
             raise HTTPNotFound()
 
         return file_node
 
     def _is_valid_head(self, commit_id, repo):
         branch_name = sha_commit_id = ''
         is_head = False
         log.debug('Checking if commit_id `%s` is a head for %s.', commit_id, repo)
 
         for _branch_name, branch_commit_id in repo.branches.items():
             # simple case we pass in branch name, it's a HEAD
             if commit_id == _branch_name:
                 is_head = True
                 branch_name = _branch_name
                 sha_commit_id = branch_commit_id
                 break
             # case when we pass in full sha commit_id, which is a head
             elif commit_id == branch_commit_id:
                 is_head = True
                 branch_name = _branch_name
                 sha_commit_id = branch_commit_id
                 break
 
         if h.is_svn(repo) and not repo.is_empty():
             # Note: Subversion only has one head.
             if commit_id == repo.get_commit(commit_idx=-1).raw_id:
                 is_head = True
                 return branch_name, sha_commit_id, is_head
 
         # checked branches, means we only need to try to get the branch/commit_sha
         if not repo.is_empty():
             commit = repo.get_commit(commit_id=commit_id)
             if commit:
                 branch_name = commit.branch
                 sha_commit_id = commit.raw_id
 
         return branch_name, sha_commit_id, is_head
 
     def _get_tree_at_commit(self, c, commit_id, f_path, full_load=False):
 
         repo_id = self.db_repo.repo_id
         force_recache = self.get_recache_flag()
 
         cache_seconds = safe_int(
             rhodecode.CONFIG.get('rc_cache.cache_repo.expiration_time'))
         cache_on = not force_recache and cache_seconds > 0
         log.debug(
             'Computing FILE TREE for repo_id %s commit_id `%s` and path `%s`'
             'with caching: %s[TTL: %ss]' % (
                 repo_id, commit_id, f_path, cache_on, cache_seconds or 0))
 
         cache_namespace_uid = 'cache_repo.{}'.format(repo_id)
         region = rc_cache.get_or_create_region('cache_repo', cache_namespace_uid)
 
         @region.conditional_cache_on_arguments(namespace=cache_namespace_uid,
                                                condition=cache_on)
         def compute_file_tree(ver, repo_id, commit_id, f_path, full_load):
             log.debug('Generating cached file tree at ver:%s for repo_id: %s, %s, %s',
                       ver, repo_id, commit_id, f_path)
 
             c.full_load = full_load
             return render(
                 'rhodecode:templates/files/files_browser_tree.mako',
                 self._get_template_context(c), self.request)
 
-        return compute_file_tree('v1', self.db_repo.repo_id, commit_id, f_path, full_load)
+        return compute_file_tree(
+            rc_cache.FILE_TREE_CACHE_VER, self.db_repo.repo_id, commit_id, f_path, full_load)
 
     def _get_archive_spec(self, fname):
         log.debug('Detecting archive spec for: `%s`', fname)
 
         fileformat = None
         ext = None
         content_type = None
         for a_type, content_type, extension in settings.ARCHIVE_SPECS:
 
             if fname.endswith(extension):
                 fileformat = a_type
                 log.debug('archive is of type: %s', fileformat)
                 ext = extension
                 break
 
         if not fileformat:
             raise ValueError()
 
         # left over part of whole fname is the commit
         commit_id = fname[:-len(ext)]
 
         return commit_id, ext, fileformat, content_type
 
     def create_pure_path(self, *parts):
         # Split paths and sanitize them, removing any ../ etc
         sanitized_path = [
             x for x in pathlib2.PurePath(*parts).parts
             if x not in ['.', '..']]
 
         pure_path = pathlib2.PurePath(*sanitized_path)
         return pure_path
 
     def _is_lf_enabled(self, target_repo):
         lf_enabled = False
 
         lf_key_for_vcs_map = {
             'hg': 'extensions_largefiles',
             'git': 'vcs_git_lfs_enabled'
         }
 
         lf_key_for_vcs = lf_key_for_vcs_map.get(target_repo.repo_type)
 
         if lf_key_for_vcs:
             lf_enabled = self._get_repo_setting(target_repo, lf_key_for_vcs)
 
         return lf_enabled
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_archivefile', request_method='GET',
         renderer=None)
     def repo_archivefile(self):
         # archive cache config
         from rhodecode import CONFIG
         _ = self.request.translate
         self.load_default_context()
         default_at_path = '/'
         fname = self.request.matchdict['fname']
         subrepos = self.request.GET.get('subrepos') == 'true'
         at_path = self.request.GET.get('at_path') or default_at_path
 
         if not self.db_repo.enable_downloads:
             return Response(_('Downloads disabled'))
 
         try:
             commit_id, ext, fileformat, content_type = \
                 self._get_archive_spec(fname)
         except ValueError:
             return Response(_('Unknown archive type for: `{}`').format(
                 h.escape(fname)))
 
         try:
             commit = self.rhodecode_vcs_repo.get_commit(commit_id)
         except CommitDoesNotExistError:
             return Response(_('Unknown commit_id {}').format(
                 h.escape(commit_id)))
         except EmptyRepositoryError:
             return Response(_('Empty repository'))
 
         try:
             at_path = commit.get_node(at_path).path or default_at_path
         except Exception:
             return Response(_('No node at path {} for this repository').format(at_path))
 
         path_sha = sha1(at_path)[:8]
 
         # original backward compat name of archive
         clean_name = safe_str(self.db_repo_name.replace('/', '_'))
         short_sha = safe_str(commit.short_id)
 
         if at_path == default_at_path:
             archive_name = '{}-{}{}{}'.format(
                 clean_name,
                 '-sub' if subrepos else '',
                 short_sha,
                 ext)
         # custom path and new name
         else:
             archive_name = '{}-{}{}-{}{}'.format(
                 clean_name,
                 '-sub' if subrepos else '',
                 short_sha,
                 path_sha,
                 ext)
 
         use_cached_archive = False
         archive_cache_enabled = CONFIG.get(
             'archive_cache_dir') and not self.request.GET.get('no_cache')
         cached_archive_path = None
 
         if archive_cache_enabled:
             # check if we it's ok to write
             if not os.path.isdir(CONFIG['archive_cache_dir']):
                 os.makedirs(CONFIG['archive_cache_dir'])
             cached_archive_path = os.path.join(
                 CONFIG['archive_cache_dir'], archive_name)
             if os.path.isfile(cached_archive_path):
                 log.debug('Found cached archive in %s', cached_archive_path)
                 fd, archive = None, cached_archive_path
                 use_cached_archive = True
             else:
                 log.debug('Archive %s is not yet cached', archive_name)
 
         if not use_cached_archive:
             # generate new archive
             fd, archive = tempfile.mkstemp()
             log.debug('Creating new temp archive in %s', archive)
             try:
                 commit.archive_repo(archive, kind=fileformat, subrepos=subrepos,
                                     archive_at_path=at_path)
             except ImproperArchiveTypeError:
                 return _('Unknown archive type')
             if archive_cache_enabled:
                 # if we generated the archive and we have cache enabled
                 # let's use this for future
                 log.debug('Storing new archive in %s', cached_archive_path)
                 shutil.move(archive, cached_archive_path)
                 archive = cached_archive_path
 
         # store download action
         audit_logger.store_web(
             'repo.archive.download', action_data={
                 'user_agent': self.request.user_agent,
                 'archive_name': archive_name,
                 'archive_spec': fname,
                 'archive_cached': use_cached_archive},
             user=self._rhodecode_user,
             repo=self.db_repo,
             commit=True
         )
 
         def get_chunked_archive(archive_path):
             with open(archive_path, 'rb') as stream:
                 while True:
                     data = stream.read(16 * 1024)
                     if not data:
                         if fd:  # fd means we used temporary file
                             os.close(fd)
                         if not archive_cache_enabled:
                             log.debug('Destroying temp archive %s', archive_path)
                             os.remove(archive_path)
                         break
                     yield data
 
         response = Response(app_iter=get_chunked_archive(archive))
         response.content_disposition = str(
             'attachment; filename=%s' % archive_name)
         response.content_type = str(content_type)
 
         return response
 
     def _get_file_node(self, commit_id, f_path):
         if commit_id not in ['', None, 'None', '0' * 12, '0' * 40]:
             commit = self.rhodecode_vcs_repo.get_commit(commit_id=commit_id)
             try:
                 node = commit.get_node(f_path)
                 if node.is_dir():
                     raise NodeError('%s path is a %s not a file'
                                     % (node, type(node)))
             except NodeDoesNotExistError:
                 commit = EmptyCommit(
                     commit_id=commit_id,
                     idx=commit.idx,
                     repo=commit.repository,
                     alias=commit.repository.alias,
                     message=commit.message,
                     author=commit.author,
                     date=commit.date)
                 node = FileNode(f_path, '', commit=commit)
         else:
             commit = EmptyCommit(
                 repo=self.rhodecode_vcs_repo,
                 alias=self.rhodecode_vcs_repo.alias)
             node = FileNode(f_path, '', commit=commit)
         return node
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files_diff', request_method='GET',
         renderer=None)
     def repo_files_diff(self):
         c = self.load_default_context()
         f_path = self._get_f_path(self.request.matchdict)
         diff1 = self.request.GET.get('diff1', '')
         diff2 = self.request.GET.get('diff2', '')
 
         path1, diff1 = parse_path_ref(diff1, default_path=f_path)
 
         ignore_whitespace = str2bool(self.request.GET.get('ignorews'))
         line_context = self.request.GET.get('context', 3)
 
         if not any((diff1, diff2)):
             h.flash(
                 'Need query parameter "diff1" or "diff2" to generate a diff.',
                 category='error')
             raise HTTPBadRequest()
 
         c.action = self.request.GET.get('diff')
         if c.action not in ['download', 'raw']:
             compare_url = h.route_path(
                 'repo_compare',
                 repo_name=self.db_repo_name,
                 source_ref_type='rev',
                 source_ref=diff1,
                 target_repo=self.db_repo_name,
                 target_ref_type='rev',
                 target_ref=diff2,
                 _query=dict(f_path=f_path))
             # redirect to new view if we render diff
             raise HTTPFound(compare_url)
 
         try:
             node1 = self._get_file_node(diff1, path1)
             node2 = self._get_file_node(diff2, f_path)
         except (RepositoryError, NodeError):
             log.exception("Exception while trying to get node from repository")
             raise HTTPFound(
                 h.route_path('repo_files', repo_name=self.db_repo_name,
                              commit_id='tip', f_path=f_path))
 
         if all(isinstance(node.commit, EmptyCommit)
                for node in (node1, node2)):
             raise HTTPNotFound()
 
         c.commit_1 = node1.commit
         c.commit_2 = node2.commit
 
         if c.action == 'download':
             _diff = diffs.get_gitdiff(node1, node2,
                                       ignore_whitespace=ignore_whitespace,
                                       context=line_context)
             diff = diffs.DiffProcessor(_diff, format='gitdiff')
 
             response = Response(self.path_filter.get_raw_patch(diff))
             response.content_type = 'text/plain'
             response.content_disposition = (
                 'attachment; filename=%s_%s_vs_%s.diff' % (f_path, diff1, diff2)
             )
             charset = self._get_default_encoding(c)
             if charset:
                 response.charset = charset
             return response
 
         elif c.action == 'raw':
             _diff = diffs.get_gitdiff(node1, node2,
                                       ignore_whitespace=ignore_whitespace,
                                       context=line_context)
             diff = diffs.DiffProcessor(_diff, format='gitdiff')
 
             response = Response(self.path_filter.get_raw_patch(diff))
             response.content_type = 'text/plain'
             charset = self._get_default_encoding(c)
             if charset:
                 response.charset = charset
             return response
 
         # in case we ever end up here
         raise HTTPNotFound()
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files_diff_2way_redirect', request_method='GET',
         renderer=None)
     def repo_files_diff_2way_redirect(self):
         """
         Kept only to make OLD links work
         """
         f_path = self._get_f_path_unchecked(self.request.matchdict)
         diff1 = self.request.GET.get('diff1', '')
         diff2 = self.request.GET.get('diff2', '')
 
         if not any((diff1, diff2)):
             h.flash(
                 'Need query parameter "diff1" or "diff2" to generate a diff.',
                 category='error')
             raise HTTPBadRequest()
 
         compare_url = h.route_path(
             'repo_compare',
             repo_name=self.db_repo_name,
             source_ref_type='rev',
             source_ref=diff1,
             target_ref_type='rev',
             target_ref=diff2,
             _query=dict(f_path=f_path, diffmode='sideside',
                         target_repo=self.db_repo_name,))
         raise HTTPFound(compare_url)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files', request_method='GET',
         renderer=None)
     @view_config(
         route_name='repo_files:default_path', request_method='GET',
         renderer=None)
     @view_config(
         route_name='repo_files:default_commit', request_method='GET',
         renderer=None)
     @view_config(
         route_name='repo_files:rendered', request_method='GET',
         renderer=None)
     @view_config(
         route_name='repo_files:annotated', request_method='GET',
         renderer=None)
     def repo_files(self):
         c = self.load_default_context()
 
         view_name = getattr(self.request.matched_route, 'name', None)
 
         c.annotate = view_name == 'repo_files:annotated'
         # default is false, but .rst/.md files later are auto rendered, we can
         # overwrite auto rendering by setting this GET flag
         c.renderer = view_name == 'repo_files:rendered' or \
                         not self.request.GET.get('no-render', False)
 
         # redirect to given commit_id from form if given
         get_commit_id = self.request.GET.get('at_rev', None)
         if get_commit_id:
             self._get_commit_or_redirect(get_commit_id)
 
         commit_id, f_path = self._get_commit_and_path()
         c.commit = self._get_commit_or_redirect(commit_id)
         c.branch = self.request.GET.get('branch', None)
         c.f_path = f_path
 
         # prev link
         try:
             prev_commit = c.commit.prev(c.branch)
             c.prev_commit = prev_commit
             c.url_prev = h.route_path(
                 'repo_files', repo_name=self.db_repo_name,
                 commit_id=prev_commit.raw_id, f_path=f_path)
             if c.branch:
                 c.url_prev += '?branch=%s' % c.branch
         except (CommitDoesNotExistError, VCSError):
             c.url_prev = '#'
             c.prev_commit = EmptyCommit()
 
         # next link
         try:
             next_commit = c.commit.next(c.branch)
             c.next_commit = next_commit
             c.url_next = h.route_path(
                 'repo_files', repo_name=self.db_repo_name,
                 commit_id=next_commit.raw_id, f_path=f_path)
             if c.branch:
                 c.url_next += '?branch=%s' % c.branch
         except (CommitDoesNotExistError, VCSError):
             c.url_next = '#'
             c.next_commit = EmptyCommit()
 
         # files or dirs
         try:
             c.file = c.commit.get_node(f_path)
             c.file_author = True
             c.file_tree = ''
 
             # load file content
             if c.file.is_file():
                 c.lf_node = {}
 
                 has_lf_enabled = self._is_lf_enabled(self.db_repo)
                 if has_lf_enabled:
                     c.lf_node = c.file.get_largefile_node()
 
                 c.file_source_page = 'true'
                 c.file_last_commit = c.file.last_commit
 
                 c.file_size_too_big = c.file.size > c.visual.cut_off_limit_file
 
                 if not (c.file_size_too_big or c.file.is_binary):
                     if c.annotate:  # annotation has precedence over renderer
                         c.annotated_lines = filenode_as_annotated_lines_tokens(
                             c.file
                         )
                     else:
                         c.renderer = (
                             c.renderer and h.renderer_from_filename(c.file.path)
                         )
                         if not c.renderer:
                             c.lines = filenode_as_lines_tokens(c.file)
 
                 _branch_name, _sha_commit_id, is_head = self._is_valid_head(
                     commit_id, self.rhodecode_vcs_repo)
                 c.on_branch_head = is_head
 
                 branch = c.commit.branch if (
                     c.commit.branch and '/' not in c.commit.branch) else None
                 c.branch_or_raw_id = branch or c.commit.raw_id
                 c.branch_name = c.commit.branch or h.short_id(c.commit.raw_id)
 
                 author = c.file_last_commit.author
                 c.authors = [[
                     h.email(author),
                     h.person(author, 'username_or_name_or_email'),
                     1
                 ]]
 
             else:  # load tree content at path
                 c.file_source_page = 'false'
                 c.authors = []
                 # this loads a simple tree without metadata to speed things up
                 # later via ajax we call repo_nodetree_full and fetch whole
                 c.file_tree = self._get_tree_at_commit(c, c.commit.raw_id, f_path)
 
                 c.readme_data, c.readme_file = \
                     self._get_readme_data(self.db_repo, c.visual.default_renderer,
                                           c.commit.raw_id, f_path)
 
         except RepositoryError as e:
             h.flash(safe_str(h.escape(e)), category='error')
             raise HTTPNotFound()
 
         if self.request.environ.get('HTTP_X_PJAX'):
             html = render('rhodecode:templates/files/files_pjax.mako',
                           self._get_template_context(c), self.request)
         else:
             html = render('rhodecode:templates/files/files.mako',
                           self._get_template_context(c), self.request)
         return Response(html)
 
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files:annotated_previous', request_method='GET',
         renderer=None)
     def repo_files_annotated_previous(self):
         self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
         prev_commit_id = commit.raw_id
         line_anchor = self.request.GET.get('line_anchor')
         is_file = False
         try:
             _file = commit.get_node(f_path)
             is_file = _file.is_file()
         except (NodeDoesNotExistError, CommitDoesNotExistError, VCSError):
             pass
 
         if is_file:
             history = commit.get_path_history(f_path)
             prev_commit_id = history[1].raw_id \
                 if len(history) > 1 else prev_commit_id
         prev_url = h.route_path(
             'repo_files:annotated', repo_name=self.db_repo_name,
             commit_id=prev_commit_id, f_path=f_path,
             _anchor='L{}'.format(line_anchor))
 
         raise HTTPFound(prev_url)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_nodetree_full', request_method='GET',
         renderer=None, xhr=True)
     @view_config(
         route_name='repo_nodetree_full:default_path', request_method='GET',
         renderer=None, xhr=True)
     def repo_nodetree_full(self):
         """
         Returns rendered html of file tree that contains commit date,
         author, commit_id for the specified combination of
         repo, commit_id and file path
         """
         c = self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
         try:
             dir_node = commit.get_node(f_path)
         except RepositoryError as e:
             return Response('error: {}'.format(h.escape(safe_str(e))))
 
         if dir_node.is_file():
             return Response('')
 
         c.file = dir_node
         c.commit = commit
 
         html = self._get_tree_at_commit(
             c, commit.raw_id, dir_node.path, full_load=True)
 
         return Response(html)
 
     def _get_attachement_headers(self, f_path):
         f_name = safe_str(f_path.split(Repository.NAME_SEP)[-1])
         safe_path = f_name.replace('"', '\\"')
         encoded_path = urllib.quote(f_name)
 
         return "attachment; " \
                "filename=\"{}\"; " \
                "filename*=UTF-8\'\'{}".format(safe_path, encoded_path)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_file_raw', request_method='GET',
         renderer=None)
     def repo_file_raw(self):
         """
         Action for show as raw, some mimetypes are "rendered",
         those include images, icons.
         """
         c = self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
         file_node = self._get_filenode_or_redirect(commit, f_path)
 
         raw_mimetype_mapping = {
             # map original mimetype to a mimetype used for "show as raw"
             # you can also provide a content-disposition to override the
             # default "attachment" disposition.
             # orig_type: (new_type, new_dispo)
 
             # show images inline:
             # Do not re-add SVG: it is unsafe and permits XSS attacks. One can
             # for example render an SVG with javascript inside or even render
             # HTML.
             'image/x-icon': ('image/x-icon', 'inline'),
             'image/png': ('image/png', 'inline'),
             'image/gif': ('image/gif', 'inline'),
             'image/jpeg': ('image/jpeg', 'inline'),
             'application/pdf': ('application/pdf', 'inline'),
         }
 
         mimetype = file_node.mimetype
         try:
             mimetype, disposition = raw_mimetype_mapping[mimetype]
         except KeyError:
             # we don't know anything special about this, handle it safely
             if file_node.is_binary:
                 # do same as download raw for binary files
                 mimetype, disposition = 'application/octet-stream', 'attachment'
             else:
                 # do not just use the original mimetype, but force text/plain,
                 # otherwise it would serve text/html and that might be unsafe.
                 # Note: underlying vcs library fakes text/plain mimetype if the
                 # mimetype can not be determined and it thinks it is not
                 # binary.This might lead to erroneous text display in some
                 # cases, but helps in other cases, like with text files
                 # without extension.
                 mimetype, disposition = 'text/plain', 'inline'
 
         if disposition == 'attachment':
             disposition = self._get_attachement_headers(f_path)
 
         stream_content = file_node.stream_bytes()
 
         response = Response(app_iter=stream_content)
         response.content_disposition = disposition
         response.content_type = mimetype
 
         charset = self._get_default_encoding(c)
         if charset:
             response.charset = charset
 
         return response
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_file_download', request_method='GET',
         renderer=None)
     @view_config(
         route_name='repo_file_download:legacy', request_method='GET',
         renderer=None)
     def repo_file_download(self):
         c = self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
         file_node = self._get_filenode_or_redirect(commit, f_path)
 
         if self.request.GET.get('lf'):
             # only if lf get flag is passed, we download this file
             # as LFS/Largefile
             lf_node = file_node.get_largefile_node()
             if lf_node:
                 # overwrite our pointer with the REAL large-file
                 file_node = lf_node
 
         disposition = self._get_attachement_headers(f_path)
 
         stream_content = file_node.stream_bytes()
 
         response = Response(app_iter=stream_content)
         response.content_disposition = disposition
         response.content_type = file_node.mimetype
 
         charset = self._get_default_encoding(c)
         if charset:
             response.charset = charset
 
         return response
 
     def _get_nodelist_at_commit(self, repo_name, repo_id, commit_id, f_path):
 
         cache_seconds = safe_int(
             rhodecode.CONFIG.get('rc_cache.cache_repo.expiration_time'))
         cache_on = cache_seconds > 0
         log.debug(
             'Computing FILE SEARCH for repo_id %s commit_id `%s` and path `%s`'
             'with caching: %s[TTL: %ss]' % (
                 repo_id, commit_id, f_path, cache_on, cache_seconds or 0))
 
         cache_namespace_uid = 'cache_repo.{}'.format(repo_id)
         region = rc_cache.get_or_create_region('cache_repo', cache_namespace_uid)
 
         @region.conditional_cache_on_arguments(namespace=cache_namespace_uid,
                                                condition=cache_on)
         def compute_file_search(repo_id, commit_id, f_path):
             log.debug('Generating cached nodelist for repo_id:%s, %s, %s',
                       repo_id, commit_id, f_path)
             try:
                 _d, _f = ScmModel().get_quick_filter_nodes(repo_name, commit_id, f_path)
             except (RepositoryError, CommitDoesNotExistError, Exception) as e:
                 log.exception(safe_str(e))
                 h.flash(safe_str(h.escape(e)), category='error')
                 raise HTTPFound(h.route_path(
                     'repo_files', repo_name=self.db_repo_name,
                     commit_id='tip', f_path='/'))
 
             return _d + _f
 
         result = compute_file_search(self.db_repo.repo_id, commit_id, f_path)
         return filter(lambda n: self.path_filter.path_access_allowed(n['name']), result)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files_nodelist', request_method='GET',
         renderer='json_ext', xhr=True)
     def repo_nodelist(self):
         self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
 
         metadata = self._get_nodelist_at_commit(
             self.db_repo_name, self.db_repo.repo_id, commit.raw_id, f_path)
         return {'nodes': metadata}
 
     def _create_references(self, branches_or_tags, symbolic_reference, f_path, ref_type):
         items = []
         for name, commit_id in branches_or_tags.items():
             sym_ref = symbolic_reference(commit_id, name, f_path, ref_type)
             items.append((sym_ref, name, ref_type))
         return items
 
     def _symbolic_reference(self, commit_id, name, f_path, ref_type):
         return commit_id
 
     def _symbolic_reference_svn(self, commit_id, name, f_path, ref_type):
         new_f_path = vcspath.join(name, f_path)
         return u'%s@%s' % (new_f_path, commit_id)
 
     def _get_node_history(self, commit_obj, f_path, commits=None):
         """
         get commit history for given node
 
         :param commit_obj: commit to calculate history
         :param f_path: path for node to calculate history for
         :param commits: if passed don't calculate history and take
             commits defined in this list
         """
         _ = self.request.translate
 
         # calculate history based on tip
         tip = self.rhodecode_vcs_repo.get_commit()
         if commits is None:
             pre_load = ["author", "branch"]
             try:
                 commits = tip.get_path_history(f_path, pre_load=pre_load)
             except (NodeDoesNotExistError, CommitError):
                 # this node is not present at tip!
                 commits = commit_obj.get_path_history(f_path, pre_load=pre_load)
 
         history = []
         commits_group = ([], _("Changesets"))
         for commit in commits:
             branch = ' (%s)' % commit.branch if commit.branch else ''
             n_desc = 'r%s:%s%s' % (commit.idx, commit.short_id, branch)
             commits_group[0].append((commit.raw_id, n_desc, 'sha'))
         history.append(commits_group)
 
         symbolic_reference = self._symbolic_reference
 
         if self.rhodecode_vcs_repo.alias == 'svn':
             adjusted_f_path = RepoFilesView.adjust_file_path_for_svn(
                 f_path, self.rhodecode_vcs_repo)
             if adjusted_f_path != f_path:
                 log.debug(
                     'Recognized svn tag or branch in file "%s", using svn '
                     'specific symbolic references', f_path)
                 f_path = adjusted_f_path
                 symbolic_reference = self._symbolic_reference_svn
 
         branches = self._create_references(
             self.rhodecode_vcs_repo.branches, symbolic_reference, f_path, 'branch')
         branches_group = (branches, _("Branches"))
 
         tags = self._create_references(
             self.rhodecode_vcs_repo.tags, symbolic_reference, f_path, 'tag')
         tags_group = (tags, _("Tags"))
 
         history.append(branches_group)
         history.append(tags_group)
 
         return history, commits
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_file_history', request_method='GET',
         renderer='json_ext')
     def repo_file_history(self):
         self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
         file_node = self._get_filenode_or_redirect(commit, f_path)
 
         if file_node.is_file():
             file_history, _hist = self._get_node_history(commit, f_path)
 
             res = []
             for obj in file_history:
                 res.append({
                     'text': obj[1],
                     'children': [{'id': o[0], 'text': o[1], 'type': o[2]} for o in obj[0]]
                 })
 
             data = {
                 'more': False,
                 'results': res
             }
             return data
 
         log.warning('Cannot fetch history for directory')
         raise HTTPBadRequest()
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator(
         'repository.read', 'repository.write', 'repository.admin')
     @view_config(
         route_name='repo_file_authors', request_method='GET',
         renderer='rhodecode:templates/files/file_authors_box.mako')
     def repo_file_authors(self):
         c = self.load_default_context()
 
         commit_id, f_path = self._get_commit_and_path()
         commit = self._get_commit_or_redirect(commit_id)
         file_node = self._get_filenode_or_redirect(commit, f_path)
 
         if not file_node.is_file():
             raise HTTPBadRequest()
 
         c.file_last_commit = file_node.last_commit
         if self.request.GET.get('annotate') == '1':
             # use _hist from annotation if annotation mode is on
             commit_ids = set(x[1] for x in file_node.annotate)
             _hist = (
                 self.rhodecode_vcs_repo.get_commit(commit_id)
                 for commit_id in commit_ids)
         else:
             _f_history, _hist = self._get_node_history(commit, f_path)
         c.file_author = False
 
         unique = collections.OrderedDict()
         for commit in _hist:
             author = commit.author
             if author not in unique:
                 unique[commit.author] = [
                     h.email(author),
                     h.person(author, 'username_or_name_or_email'),
                     1  # counter
                 ]
 
             else:
                 # increase counter
                 unique[commit.author][2] += 1
 
         c.authors = [val for val in unique.values()]
 
         return self._get_template_context(c)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files_remove_file', request_method='GET',
         renderer='rhodecode:templates/files/files_delete.mako')
     def repo_files_remove_file(self):
         _ = self.request.translate
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
         _branch_name, _sha_commit_id, is_head = \
             self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         self.forbid_non_head(is_head, f_path)
         self.check_branch_permission(_branch_name)
 
         c.commit = self._get_commit_or_redirect(commit_id)
         c.file = self._get_filenode_or_redirect(c.commit, f_path)
 
         c.default_message = _(
             'Deleted file {} via RhodeCode Enterprise').format(f_path)
         c.f_path = f_path
 
         return self._get_template_context(c)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @CSRFRequired()
     @view_config(
         route_name='repo_files_delete_file', request_method='POST',
         renderer=None)
     def repo_files_delete_file(self):
         _ = self.request.translate
 
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
         _branch_name, _sha_commit_id, is_head = \
             self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         self.forbid_non_head(is_head, f_path)
         self.check_branch_permission(_branch_name)
 
         c.commit = self._get_commit_or_redirect(commit_id)
         c.file = self._get_filenode_or_redirect(c.commit, f_path)
 
         c.default_message = _(
             'Deleted file {} via RhodeCode Enterprise').format(f_path)
         c.f_path = f_path
         node_path = f_path
         author = self._rhodecode_db_user.full_contact
         message = self.request.POST.get('message') or c.default_message
         try:
             nodes = {
                 node_path: {
                     'content': ''
                 }
             }
             ScmModel().delete_nodes(
                 user=self._rhodecode_db_user.user_id, repo=self.db_repo,
                 message=message,
                 nodes=nodes,
                 parent_commit=c.commit,
                 author=author,
             )
 
             h.flash(
                 _('Successfully deleted file `{}`').format(
                     h.escape(f_path)), category='success')
         except Exception:
             log.exception('Error during commit operation')
             h.flash(_('Error occurred during commit'), category='error')
         raise HTTPFound(
             h.route_path('repo_commit', repo_name=self.db_repo_name,
                          commit_id='tip'))
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files_edit_file', request_method='GET',
         renderer='rhodecode:templates/files/files_edit.mako')
     def repo_files_edit_file(self):
         _ = self.request.translate
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
         _branch_name, _sha_commit_id, is_head = \
             self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         self.forbid_non_head(is_head, f_path, commit_id=commit_id)
         self.check_branch_permission(_branch_name, commit_id=commit_id)
 
         c.commit = self._get_commit_or_redirect(commit_id)
         c.file = self._get_filenode_or_redirect(c.commit, f_path)
 
         if c.file.is_binary:
             files_url = h.route_path(
                 'repo_files',
                 repo_name=self.db_repo_name,
                 commit_id=c.commit.raw_id, f_path=f_path)
             raise HTTPFound(files_url)
 
         c.default_message = _('Edited file {} via RhodeCode Enterprise').format(f_path)
         c.f_path = f_path
 
         return self._get_template_context(c)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @CSRFRequired()
     @view_config(
         route_name='repo_files_update_file', request_method='POST',
         renderer=None)
     def repo_files_update_file(self):
         _ = self.request.translate
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
 
         c.commit = self._get_commit_or_redirect(commit_id)
         c.file = self._get_filenode_or_redirect(c.commit, f_path)
 
         if c.file.is_binary:
             raise HTTPFound(h.route_path('repo_files', repo_name=self.db_repo_name,
                                          commit_id=c.commit.raw_id, f_path=f_path))
 
         _branch_name, _sha_commit_id, is_head = \
             self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         self.forbid_non_head(is_head, f_path, commit_id=commit_id)
         self.check_branch_permission(_branch_name, commit_id=commit_id)
 
         c.default_message = _('Edited file {} via RhodeCode Enterprise').format(f_path)
         c.f_path = f_path
 
         old_content = c.file.content
         sl = old_content.splitlines(1)
         first_line = sl[0] if sl else ''
 
         r_post = self.request.POST
         # line endings:  0 - Unix, 1 - Mac, 2 - DOS
         line_ending_mode = detect_mode(first_line, 0)
         content = convert_line_endings(r_post.get('content', ''), line_ending_mode)
 
         message = r_post.get('message') or c.default_message
         org_node_path = c.file.unicode_path
         filename = r_post['filename']
 
         root_path = c.file.dir_path
         pure_path = self.create_pure_path(root_path, filename)
         node_path = safe_unicode(bytes(pure_path))
 
         default_redirect_url = h.route_path('repo_commit', repo_name=self.db_repo_name,
                                             commit_id=commit_id)
         if content == old_content and node_path == org_node_path:
             h.flash(_('No changes detected on {}').format(h.escape(org_node_path)),
                     category='warning')
             raise HTTPFound(default_redirect_url)
 
         try:
             mapping = {
                 org_node_path: {
                     'org_filename': org_node_path,
                     'filename': node_path,
                     'content': content,
                     'lexer': '',
                     'op': 'mod',
                     'mode': c.file.mode
                 }
             }
 
             commit = ScmModel().update_nodes(
                 user=self._rhodecode_db_user.user_id,
                 repo=self.db_repo,
                 message=message,
                 nodes=mapping,
                 parent_commit=c.commit,
             )
 
             h.flash(_('Successfully committed changes to file `{}`').format(
                     h.escape(f_path)), category='success')
             default_redirect_url = h.route_path(
                 'repo_commit', repo_name=self.db_repo_name, commit_id=commit.raw_id)
 
         except Exception:
             log.exception('Error occurred during commit')
             h.flash(_('Error occurred during commit'), category='error')
 
         raise HTTPFound(default_redirect_url)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @view_config(
         route_name='repo_files_add_file', request_method='GET',
         renderer='rhodecode:templates/files/files_add.mako')
     @view_config(
         route_name='repo_files_upload_file', request_method='GET',
         renderer='rhodecode:templates/files/files_upload.mako')
     def repo_files_add_file(self):
         _ = self.request.translate
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
 
         c.commit = self._get_commit_or_redirect(commit_id, redirect_after=False)
         if c.commit is None:
             c.commit = EmptyCommit(alias=self.rhodecode_vcs_repo.alias)
 
         if self.rhodecode_vcs_repo.is_empty():
             # for empty repository we cannot check for current branch, we rely on
             # c.commit.branch instead
             _branch_name, _sha_commit_id, is_head = c.commit.branch, '', True
         else:
             _branch_name, _sha_commit_id, is_head = \
                 self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         self.forbid_non_head(is_head, f_path, commit_id=commit_id)
         self.check_branch_permission(_branch_name, commit_id=commit_id)
 
         c.default_message = (_('Added file via RhodeCode Enterprise'))
         c.f_path = f_path.lstrip('/')  # ensure not relative path
 
         return self._get_template_context(c)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @CSRFRequired()
     @view_config(
         route_name='repo_files_create_file', request_method='POST',
         renderer=None)
     def repo_files_create_file(self):
         _ = self.request.translate
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
 
         c.commit = self._get_commit_or_redirect(commit_id, redirect_after=False)
         if c.commit is None:
             c.commit = EmptyCommit(alias=self.rhodecode_vcs_repo.alias)
 
         # calculate redirect URL
         if self.rhodecode_vcs_repo.is_empty():
             default_redirect_url = h.route_path(
                 'repo_summary', repo_name=self.db_repo_name)
         else:
             default_redirect_url = h.route_path(
                 'repo_commit', repo_name=self.db_repo_name, commit_id='tip')
 
         if self.rhodecode_vcs_repo.is_empty():
             # for empty repository we cannot check for current branch, we rely on
             # c.commit.branch instead
             _branch_name, _sha_commit_id, is_head = c.commit.branch, '', True
         else:
             _branch_name, _sha_commit_id, is_head = \
                 self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         self.forbid_non_head(is_head, f_path, commit_id=commit_id)
         self.check_branch_permission(_branch_name, commit_id=commit_id)
 
         c.default_message = (_('Added file via RhodeCode Enterprise'))
         c.f_path = f_path
 
         r_post = self.request.POST
         message = r_post.get('message') or c.default_message
         filename = r_post.get('filename')
         unix_mode = 0
         content = convert_line_endings(r_post.get('content', ''), unix_mode)
 
         if not filename:
             # If there's no commit, redirect to repo summary
             if type(c.commit) is EmptyCommit:
                 redirect_url = h.route_path(
                     'repo_summary', repo_name=self.db_repo_name)
             else:
                 redirect_url = default_redirect_url
             h.flash(_('No filename specified'), category='warning')
             raise HTTPFound(redirect_url)
 
         root_path = f_path
         pure_path = self.create_pure_path(root_path, filename)
         node_path = safe_unicode(bytes(pure_path).lstrip('/'))
 
         author = self._rhodecode_db_user.full_contact
         nodes = {
             node_path: {
                 'content': content
             }
         }
 
         try:
 
             commit = ScmModel().create_nodes(
                 user=self._rhodecode_db_user.user_id,
                 repo=self.db_repo,
                 message=message,
                 nodes=nodes,
                 parent_commit=c.commit,
                 author=author,
             )
 
             h.flash(_('Successfully committed new file `{}`').format(
                     h.escape(node_path)), category='success')
 
             default_redirect_url = h.route_path(
                 'repo_commit', repo_name=self.db_repo_name, commit_id=commit.raw_id)
 
         except NonRelativePathError:
             log.exception('Non Relative path found')
             h.flash(_('The location specified must be a relative path and must not '
                       'contain .. in the path'), category='warning')
             raise HTTPFound(default_redirect_url)
         except (NodeError, NodeAlreadyExistsError) as e:
             h.flash(_(h.escape(e)), category='error')
         except Exception:
             log.exception('Error occurred during commit')
             h.flash(_('Error occurred during commit'), category='error')
 
         raise HTTPFound(default_redirect_url)
 
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     @CSRFRequired()
     @view_config(
         route_name='repo_files_upload_file', request_method='POST',
         renderer='json_ext')
     def repo_files_upload_file(self):
         _ = self.request.translate
         c = self.load_default_context()
         commit_id, f_path = self._get_commit_and_path()
 
         self._ensure_not_locked()
 
         c.commit = self._get_commit_or_redirect(commit_id, redirect_after=False)
         if c.commit is None:
             c.commit = EmptyCommit(alias=self.rhodecode_vcs_repo.alias)
 
         # calculate redirect URL
         if self.rhodecode_vcs_repo.is_empty():
             default_redirect_url = h.route_path(
                 'repo_summary', repo_name=self.db_repo_name)
         else:
             default_redirect_url = h.route_path(
                 'repo_commit', repo_name=self.db_repo_name, commit_id='tip')
 
         if self.rhodecode_vcs_repo.is_empty():
             # for empty repository we cannot check for current branch, we rely on
             # c.commit.branch instead
             _branch_name, _sha_commit_id, is_head = c.commit.branch, '', True
         else:
             _branch_name, _sha_commit_id, is_head = \
                 self._is_valid_head(commit_id, self.rhodecode_vcs_repo)
 
         error = self.forbid_non_head(is_head, f_path, json_mode=True)
         if error:
             return {
                 'error': error,
                 'redirect_url': default_redirect_url
             }
         error = self.check_branch_permission(_branch_name, json_mode=True)
         if error:
             return {
                 'error': error,
                 'redirect_url': default_redirect_url
             }
 
         c.default_message = (_('Uploaded file via RhodeCode Enterprise'))
         c.f_path = f_path
 
         r_post = self.request.POST
 
         message = c.default_message
         user_message = r_post.getall('message')
         if isinstance(user_message, list) and user_message:
             # we take the first from duplicated results if it's not empty
             message = user_message[0] if user_message[0] else message
 
         nodes = {}
 
         for file_obj in r_post.getall('files_upload') or []:
             content = file_obj.file
             filename = file_obj.filename
 
             root_path = f_path
             pure_path = self.create_pure_path(root_path, filename)
             node_path = safe_unicode(bytes(pure_path).lstrip('/'))
 
             nodes[node_path] = {
                 'content': content
             }
 
         if not nodes:
             error = 'missing files'
             return {
                 'error': error,
                 'redirect_url': default_redirect_url
             }
 
         author = self._rhodecode_db_user.full_contact
 
         try:
             commit = ScmModel().create_nodes(
                 user=self._rhodecode_db_user.user_id,
                 repo=self.db_repo,
                 message=message,
                 nodes=nodes,
                 parent_commit=c.commit,
                 author=author,
             )
             if len(nodes) == 1:
                 flash_message = _('Successfully committed {} new files').format(len(nodes))
             else:
                 flash_message = _('Successfully committed 1 new file')
 
             h.flash(flash_message, category='success')
 
             default_redirect_url = h.route_path(
                 'repo_commit', repo_name=self.db_repo_name, commit_id=commit.raw_id)
 
         except NonRelativePathError:
             log.exception('Non Relative path found')
             error = _('The location specified must be a relative path and must not '
                       'contain .. in the path')
             h.flash(error, category='warning')
 
             return {
                 'error': error,
                 'redirect_url': default_redirect_url
             }
         except (NodeError, NodeAlreadyExistsError) as e:
             error = h.escape(e)
             h.flash(error, category='error')
 
             return {
                 'error': error,
                 'redirect_url': default_redirect_url
             }
         except Exception:
             log.exception('Error occurred during commit')
             error = _('Error occurred during commit')
             h.flash(error, category='error')
             return {
                 'error': error,
                 'redirect_url': default_redirect_url
             }
 
         return {
             'error': None,
             'redirect_url': default_redirect_url
         }

rhodecode/lib/rc_cache/__init__.py

@@ -1,78 +1,81 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2015-2019 RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import logging
 from dogpile.cache import register_backend
 
 register_backend(
     "dogpile.cache.rc.memory_lru", "rhodecode.lib.rc_cache.backends",
     "LRUMemoryBackend")
 
 register_backend(
     "dogpile.cache.rc.file_namespace", "rhodecode.lib.rc_cache.backends",
     "FileNamespaceBackend")
 
 register_backend(
     "dogpile.cache.rc.redis", "rhodecode.lib.rc_cache.backends",
     "RedisPickleBackend")
 
 register_backend(
     "dogpile.cache.rc.redis_msgpack", "rhodecode.lib.rc_cache.backends",
     "RedisMsgPackBackend")
 
 
 log = logging.getLogger(__name__)
 
 from . import region_meta
 from .utils import (
     get_default_cache_settings, backend_key_generator, get_or_create_region,
     clear_cache_namespace, make_region, InvalidationContext,
     FreshRegionCache, ActiveRegionCache)
 
 
+FILE_TREE_CACHE_VER = 'v2'
+
+
 def configure_dogpile_cache(settings):
     cache_dir = settings.get('cache_dir')
     if cache_dir:
         region_meta.dogpile_config_defaults['cache_dir'] = cache_dir
 
     rc_cache_data = get_default_cache_settings(settings, prefixes=['rc_cache.'])
 
     # inspect available namespaces
     avail_regions = set()
     for key in rc_cache_data.keys():
         namespace_name = key.split('.', 1)[0]
         avail_regions.add(namespace_name)
     log.debug('dogpile: found following cache regions: %s', avail_regions)
 
     # register them into namespace
     for region_name in avail_regions:
         new_region = make_region(
             name=region_name,
             function_key_generator=None
         )
 
         new_region.configure_from_config(settings, 'rc_cache.{}.'.format(region_name))
         new_region.function_key_generator = backend_key_generator(new_region.actual_backend)
         log.debug('dogpile: registering a new region %s[%s]', region_name, new_region.__dict__)
         region_meta.dogpile_cache_regions[region_name] = new_region
 
 
 def includeme(config):
     configure_dogpile_cache(config.registry.settings)