################################################################################

################################################################################

# RhodeCode - Pylons environment configuration                                 #

#                                                                              # 

# The %(here)s variable will be replaced with the parent directory of this file#

################################################################################

[DEFAULT]

debug = true

pdebug = false

################################################################################

## Uncomment and replace with the address which should receive                ## 

## any error reports after application crash                                  ##

## Additionally those settings will be used by RhodeCode mailing system       ##

################################################################################

#email_to = admin@localhost

#error_email_from = paste_error@localhost

#app_email_from = rhodecode-noreply@localhost

#error_message =

#email_prefix = [RhodeCode]

#smtp_server = mail.server.com

#smtp_username = 

#smtp_password = 

#smtp_port = 

#smtp_use_tls = false

#smtp_use_ssl = true

# Specify available auth parameters here (e.g. LOGIN PLAIN CRAM-MD5, etc.)

#smtp_auth = 

[server:main]

## PASTE

##nr of threads to spawn

#threadpool_workers = 5

##max request before thread respawn

#threadpool_max_requests = 10

##option to use threads of process

#use_threadpool = true

#use = egg:Paste#http

#WAITRESS

threads = 5

#100GB

max_request_body_size = 107374182400

use = egg:waitress#main

host = 0.0.0.0

port = 5000

[filter:proxy-prefix]

# prefix middleware for rc

use = egg:PasteDeploy#prefix

prefix = /<your-prefix>

[app:main]

use = egg:rhodecode

#filter-with = proxy-prefix

full_stack = true

static_files = true

# Optional Languages

# en, fr, ja, pt_BR, zh_CN, zh_TW, pl

lang = en

cache_dir = %(here)s/data

index_dir = %(here)s/data/index

app_instance_uuid = rc-develop

cut_off_limit = 256000

vcs_full_cache = True

# force https in RhodeCode, fixes https redirects, assumes it's always https

force_https = false

# use Strict-Transport-Security headers

use_htsts = false

commit_parse_limit = 25

# number of items displayed in lightweight dashboard before paginating

dashboard_items = 100

use_gravatar = true

# path to git executable

git_path = git

## RSS feed options

rss_cut_off_limit = 256000

rss_items_per_page = 10

rss_include_diff = false

## alternative_gravatar_url allows you to use your own avatar server application

## the following parts of the URL will be replaced

## {email}        user email

## {md5email}     md5 hash of the user email (like at gravatar.com)

## {size}         size of the image that is expected from the server application

## {scheme}       http/https from RhodeCode server

## {netloc}       network location from RhodeCode server

#alternative_gravatar_url = http://myavatarserver.com/getbyemail/{email}/{size}

#alternative_gravatar_url = http://myavatarserver.com/getbymd5/{md5email}?s={size}

container_auth_enabled = false

proxypass_auth_enabled = false

## default encoding used to convert from and to unicode

## can be also a comma seperated list of encoding in case of mixed encodings

default_encoding = utf8

## overwrite schema of clone url

## available vars:

## scheme - http/https

## user - current user

## pass - password 

## netloc - network location

## path - usually repo_name

#clone_uri = {scheme}://{user}{pass}{netloc}{path}

## issue tracking mapping for commits messages

## comment out issue_pat, issue_server, issue_prefix to enable

## pattern to get the issues from commit messages

## default one used here is #<numbers> with a regex passive group for `#`

## {id} will be all groups matched from this pattern

issue_pat = (?:\s*#)(\d+)

## server url to the issue, each {id} will be replaced with match

## fetched from the regex and {repo} is replaced with full repository name

## including groups {repo_name} is replaced with just name of repo

issue_server_link = https://myissueserver.com/{repo}/issue/{id}

## prefix to add to link to indicate it's an url

## #314 will be replaced by <issue_prefix><id>

issue_prefix = #

## issue_pat, issue_server_link, issue_prefix can have suffixes to specify

## multiple patterns, to other issues server, wiki or others

## below an example how to create a wiki pattern 

#  #wiki-some-id -> https://mywiki.com/some-id

#issue_pat_wiki = (?:wiki-)(.+)

#issue_server_link_wiki = https://mywiki.com/{id}

#issue_prefix_wiki = WIKI-

## instance-id prefix

## a prefix key for this instance used for cache invalidation when running 

## multiple instances of rhodecode, make sure it's globally unique for 

## all running rhodecode instances. Leave empty if you don't use it

instance_id = 

## alternative return HTTP header for failed authentication. Default HTTP

## response is 401 HTTPUnauthorized. Currently HG clients have troubles with 

## handling that. Set this variable to 403 to return HTTPForbidden

auth_ret_code =

####################################

###        CELERY CONFIG        ####

####################################

use_celery = false

broker.host = localhost

broker.vhost = rabbitmqhost

broker.port = 5672

################################################################################

################################################################################

# RhodeCode - Pylons environment configuration                                 #

#                                                                              # 

# The %(here)s variable will be replaced with the parent directory of this file#

################################################################################

[DEFAULT]

debug = true

pdebug = false

################################################################################

## Uncomment and replace with the address which should receive                ## 

## any error reports after application crash                                  ##

## Additionally those settings will be used by RhodeCode mailing system       ##

################################################################################

#email_to = admin@localhost

#error_email_from = paste_error@localhost

#app_email_from = rhodecode-noreply@localhost

#error_message =

#email_prefix = [RhodeCode]

#smtp_server = mail.server.com

#smtp_username = 

#smtp_password = 

#smtp_port = 

#smtp_use_tls = false

#smtp_use_ssl = true

# Specify available auth parameters here (e.g. LOGIN PLAIN CRAM-MD5, etc.)

#smtp_auth = 

[server:main]

## PASTE

##nr of threads to spawn

#threadpool_workers = 5

##max request before thread respawn

#threadpool_max_requests = 10

##option to use threads of process

#use_threadpool = true

#use = egg:Paste#http

#WAITRESS

threads = 5

#100GB

max_request_body_size = 107374182400

use = egg:waitress#main

host = 127.0.0.1

port = 8001

[filter:proxy-prefix]

# prefix middleware for rc

use = egg:PasteDeploy#prefix

prefix = /<your-prefix>

[app:main]

use = egg:rhodecode

#filter-with = proxy-prefix

full_stack = true

static_files = true

# Optional Languages

# en, fr, ja, pt_BR, zh_CN, zh_TW, pl

lang = en

cache_dir = %(here)s/data

index_dir = %(here)s/data/index

app_instance_uuid = rc-production

cut_off_limit = 256000

vcs_full_cache = True

# force https in RhodeCode, fixes https redirects, assumes it's always https

force_https = false

# use Strict-Transport-Security headers

use_htsts = false

commit_parse_limit = 50

# number of items displayed in lightweight dashboard before paginating

dashboard_items = 100

use_gravatar = true

# path to git executable

git_path = git

## RSS feed options

rss_cut_off_limit = 256000

rss_items_per_page = 10

rss_include_diff = false

## alternative_gravatar_url allows you to use your own avatar server application

## the following parts of the URL will be replaced

## {email}        user email

## {md5email}     md5 hash of the user email (like at gravatar.com)

## {size}         size of the image that is expected from the server application

## {scheme}       http/https from RhodeCode server

## {netloc}       network location from RhodeCode server

#alternative_gravatar_url = http://myavatarserver.com/getbyemail/{email}/{size}

#alternative_gravatar_url = http://myavatarserver.com/getbymd5/{md5email}?s={size}

container_auth_enabled = false

proxypass_auth_enabled = false

## default encoding used to convert from and to unicode

## can be also a comma seperated list of encoding in case of mixed encodings

default_encoding = utf8

## overwrite schema of clone url

## available vars:

## scheme - http/https

## user - current user

## pass - password 

## netloc - network location

## path - usually repo_name

#clone_uri = {scheme}://{user}{pass}{netloc}{path}

## issue tracking mapping for commits messages

## comment out issue_pat, issue_server, issue_prefix to enable

## pattern to get the issues from commit messages

## default one used here is #<numbers> with a regex passive group for `#`

## {id} will be all groups matched from this pattern

issue_pat = (?:\s*#)(\d+)

## server url to the issue, each {id} will be replaced with match

## fetched from the regex and {repo} is replaced with full repository name

## including groups {repo_name} is replaced with just name of repo

issue_server_link = https://myissueserver.com/{repo}/issue/{id}

## prefix to add to link to indicate it's an url

## #314 will be replaced by <issue_prefix><id>

issue_prefix = #

## issue_pat, issue_server_link, issue_prefix can have suffixes to specify

## multiple patterns, to other issues server, wiki or others

## below an example how to create a wiki pattern 

#  #wiki-some-id -> https://mywiki.com/some-id

#issue_pat_wiki = (?:wiki-)(.+)

#issue_server_link_wiki = https://mywiki.com/{id}

#issue_prefix_wiki = WIKI-

## instance-id prefix

## a prefix key for this instance used for cache invalidation when running 

## multiple instances of rhodecode, make sure it's globally unique for 

## all running rhodecode instances. Leave empty if you don't use it

instance_id = 

## alternative return HTTP header for failed authentication. Default HTTP

## response is 401 HTTPUnauthorized. Currently HG clients have troubles with 

## handling that. Set this variable to 403 to return HTTPForbidden

auth_ret_code =

####################################

###        CELERY CONFIG        ####

####################################

use_celery = false

broker.host = localhost

broker.vhost = rabbitmqhost

broker.port = 5672

################################################################################

################################################################################

# RhodeCode - Pylons environment configuration                                 #

#                                                                              # 

# The %(here)s variable will be replaced with the parent directory of this file#

################################################################################

[DEFAULT]

debug = true

pdebug = false

################################################################################

## Uncomment and replace with the address which should receive                ## 

## any error reports after application crash                                  ##

## Additionally those settings will be used by RhodeCode mailing system       ##

################################################################################

#email_to = admin@localhost

#error_email_from = paste_error@localhost

#app_email_from = rhodecode-noreply@localhost

#error_message =

#email_prefix = [RhodeCode]

#smtp_server = mail.server.com

#smtp_username = 

#smtp_password = 

#smtp_port = 

#smtp_use_tls = false

#smtp_use_ssl = true

# Specify available auth parameters here (e.g. LOGIN PLAIN CRAM-MD5, etc.)

#smtp_auth = 

[server:main]

## PASTE

##nr of threads to spawn

#threadpool_workers = 5

##max request before thread respawn

#threadpool_max_requests = 10

##option to use threads of process

#use_threadpool = true

#use = egg:Paste#http

#WAITRESS

threads = 5

#100GB

max_request_body_size = 107374182400

use = egg:waitress#main

host = 127.0.0.1

port = 5000

[filter:proxy-prefix]

# prefix middleware for rc

use = egg:PasteDeploy#prefix

prefix = /<your-prefix>

[app:main]

use = egg:rhodecode

#filter-with = proxy-prefix

full_stack = true

static_files = true

# Optional Languages

# en, fr, ja, pt_BR, zh_CN, zh_TW, pl

lang = en

cache_dir = %(here)s/data

index_dir = %(here)s/data/index

app_instance_uuid = ${app_instance_uuid}

cut_off_limit = 256000

vcs_full_cache = True

# force https in RhodeCode, fixes https redirects, assumes it's always https

force_https = false

# use Strict-Transport-Security headers

use_htsts = false

commit_parse_limit = 50

# number of items displayed in lightweight dashboard before paginating

dashboard_items = 100

use_gravatar = true

# path to git executable

git_path = git

## RSS feed options

rss_cut_off_limit = 256000

rss_items_per_page = 10

rss_include_diff = false

## alternative_gravatar_url allows you to use your own avatar server application

## the following parts of the URL will be replaced

## {email}        user email

## {md5email}     md5 hash of the user email (like at gravatar.com)

## {size}         size of the image that is expected from the server application

## {scheme}       http/https from RhodeCode server

## {netloc}       network location from RhodeCode server

#alternative_gravatar_url = http://myavatarserver.com/getbyemail/{email}/{size}

#alternative_gravatar_url = http://myavatarserver.com/getbymd5/{md5email}?s={size}

container_auth_enabled = false

proxypass_auth_enabled = false

## default encoding used to convert from and to unicode

## can be also a comma seperated list of encoding in case of mixed encodings

default_encoding = utf8

## overwrite schema of clone url

## available vars:

## scheme - http/https

## user - current user

## pass - password 

## netloc - network location

## path - usually repo_name

#clone_uri = {scheme}://{user}{pass}{netloc}{path}

## issue tracking mapping for commits messages

## comment out issue_pat, issue_server, issue_prefix to enable

## pattern to get the issues from commit messages

## default one used here is #<numbers> with a regex passive group for `#`

## {id} will be all groups matched from this pattern

issue_pat = (?:\s*#)(\d+)

## server url to the issue, each {id} will be replaced with match

## fetched from the regex and {repo} is replaced with full repository name

## including groups {repo_name} is replaced with just name of repo

issue_server_link = https://myissueserver.com/{repo}/issue/{id}

## prefix to add to link to indicate it's an url

## #314 will be replaced by <issue_prefix><id>

issue_prefix = #

## issue_pat, issue_server_link, issue_prefix can have suffixes to specify

## multiple patterns, to other issues server, wiki or others

## below an example how to create a wiki pattern 

#  #wiki-some-id -> https://mywiki.com/some-id

#issue_pat_wiki = (?:wiki-)(.+)

#issue_server_link_wiki = https://mywiki.com/{id}

#issue_prefix_wiki = WIKI-

## instance-id prefix

## a prefix key for this instance used for cache invalidation when running 

## multiple instances of rhodecode, make sure it's globally unique for 

## all running rhodecode instances. Leave empty if you don't use it

instance_id = 

## alternative return HTTP header for failed authentication. Default HTTP

## response is 401 HTTPUnauthorized. Currently HG clients have troubles with 

## handling that. Set this variable to 403 to return HTTPForbidden

auth_ret_code =

####################################

###        CELERY CONFIG        ####

####################################

use_celery = false

broker.host = localhost

broker.vhost = rabbitmqhost

broker.port = 5672

# -*- coding: utf-8 -*-

"""

    rhodecode.controllers.files

    ~~~~~~~~~~~~~~~~~~~~~~~~~~~

    Files controller for RhodeCode

    :created_on: Apr 21, 2010

    :author: marcink

    :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>

    :license: GPLv3, see COPYING for more details.

"""

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from __future__ import with_statement

import os

import logging

import traceback

import tempfile

from pylons import request, response, tmpl_context as c, url

from pylons.i18n.translation import _

from pylons.controllers.util import redirect

from rhodecode.lib.utils import jsonify

from rhodecode.lib import diffs

from rhodecode.lib import helpers as h

from rhodecode.lib.compat import OrderedDict

from rhodecode.lib.utils2 import convert_line_endings, detect_mode, safe_str,\

    str2bool

from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator

from rhodecode.lib.base import BaseRepoController, render

from rhodecode.lib.vcs.backends.base import EmptyChangeset

from rhodecode.lib.vcs.conf import settings

from rhodecode.lib.vcs.exceptions import RepositoryError, \

    ChangesetDoesNotExistError, EmptyRepositoryError, \

    ImproperArchiveTypeError, VCSError, NodeAlreadyExistsError,\

    NodeDoesNotExistError, ChangesetError, NodeError

from rhodecode.lib.vcs.nodes import FileNode

from rhodecode.model.repo import RepoModel

from rhodecode.model.scm import ScmModel

from rhodecode.model.db import Repository

from rhodecode.controllers.changeset import anchor_url, _ignorews_url,\

    _context_url, get_line_ctx, get_ignore_ws

log = logging.getLogger(__name__)

class FilesController(BaseRepoController):

    def __before__(self):

        super(FilesController, self).__before__()

        c.cut_off_limit = self.cut_off_limit

    def __get_cs_or_redirect(self, rev, repo_name, redirect_after=True):

        """

        Safe way to get changeset if error occur it redirects to tip with

        proper message

        :param rev: revision to fetch

        :param repo_name: repo name to redirect after

        """

        try:

            return c.rhodecode_repo.get_changeset(rev)

        except EmptyRepositoryError, e:

            if not redirect_after:

                return None

            url_ = url('files_add_home',

                       repo_name=c.repo_name,

                       revision=0, f_path='')

            add_new = '<a href="%s">[%s]</a>' % (url_, _('click here to add new file'))

            h.flash(h.literal(_('There are no files yet %s') % add_new),

                    category='warning')

            redirect(h.url('summary_home', repo_name=repo_name))

        except RepositoryError, e:

            h.flash(str(e), category='warning')

            redirect(h.url('files_home', repo_name=repo_name, revision='tip'))

    def __get_filenode_or_redirect(self, repo_name, cs, path):

        """

        Returns file_node, if error occurs or given path is directory,

        it'll redirect to top level path

        :param repo_name: repo_name

        :param cs: given changeset

        :param path: path to lookup

        """

        try:

            file_node = cs.get_node(path)

            if file_node.is_dir():

                raise RepositoryError('given path is a directory')

        except RepositoryError, e:

            h.flash(str(e), category='warning')

            redirect(h.url('files_home', repo_name=repo_name,

                           revision=cs.raw_id))

        return file_node

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def index(self, repo_name, revision, f_path, annotate=False):

        # redirect to given revision from form if given

        post_revision = request.POST.get('at_rev', None)

        if post_revision:

            cs = self.__get_cs_or_redirect(post_revision, repo_name)

            redirect(url('files_home', repo_name=c.repo_name,

                         revision=cs.raw_id, f_path=f_path))

        repo = Repository.get_by_repo_name(repo_name)

        if repo.enable_locking and repo.locked[0]:

            h.flash(_('This repository is has been locked by %s on %s')

                % (h.person_by_id(repo.locked[0]),

                   h.fmt_date(h.time_to_datetime(repo.locked[1]))),

                  'warning')

            return redirect(h.url('files_home',

                                  repo_name=repo_name, revision='tip'))

        r_post = request.POST

        c.cs = self.__get_cs_or_redirect(revision, repo_name,

                                         redirect_after=False)

        if c.cs is None:

            c.cs = EmptyChangeset(alias=c.rhodecode_repo.alias)

        c.default_message = (_('Added file via RhodeCode'))

        c.f_path = f_path

        if r_post:

            unix_mode = 0

            content = convert_line_endings(r_post.get('content'), unix_mode)

            message = r_post.get('message') or c.default_message

            location = r_post.get('location')

            filename = r_post.get('filename')

            file_obj = r_post.get('upload_file', None)

            if file_obj is not None and hasattr(file_obj, 'filename'):

                filename = file_obj.filename

                content = file_obj.file

            node_path = os.path.join(location, filename)

            author = self.rhodecode_user.full_contact

            if not content:

                h.flash(_('No content'), category='warning')

                return redirect(url('changeset_home', repo_name=c.repo_name,

                                    revision='tip'))

            if not filename:

                h.flash(_('No filename'), category='warning')

                return redirect(url('changeset_home', repo_name=c.repo_name,

                                    revision='tip'))

            try:

                self.scm_model.create_node(repo=c.rhodecode_repo,

                                           repo_name=repo_name, cs=c.cs,

                                           user=self.rhodecode_user.user_id,

                                           author=author, message=message,

                                           content=content, f_path=node_path)

                h.flash(_('Successfully committed to %s') % node_path,

                        category='success')

            except NodeAlreadyExistsError, e:

                h.flash(_(e), category='error')

            except Exception:

                log.error(traceback.format_exc())

                h.flash(_('Error occurred during commit'), category='error')

            return redirect(url('changeset_home',

                                repo_name=c.repo_name, revision='tip'))

        return render('files/files_add.html')

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def archivefile(self, repo_name, fname):

        fileformat = None

        revision = None

        ext = None

        subrepos = request.GET.get('subrepos') == 'true'

        for a_type, ext_data in settings.ARCHIVE_SPECS.items():

            archive_spec = fname.split(ext_data[1])

            if len(archive_spec) == 2 and archive_spec[1] == '':

                fileformat = a_type or ext_data[1]

                revision = archive_spec[0]

                ext = ext_data[1]

        try:

            dbrepo = RepoModel().get_by_repo_name(repo_name)

            if dbrepo.enable_downloads is False:

                return _('downloads disabled')

            if c.rhodecode_repo.alias == 'hg':

                # patch and reset hooks section of UI config to not run any

                # hooks on fetching archives with subrepos

                for k, v in c.rhodecode_repo._repo.ui.configitems('hooks'):

                    c.rhodecode_repo._repo.ui.setconfig('hooks', k, None)

            cs = c.rhodecode_repo.get_changeset(revision)

            content_type = settings.ARCHIVE_SPECS[fileformat][0]

        except ChangesetDoesNotExistError:

            return _('Unknown revision %s') % revision

        except EmptyRepositoryError:

            return _('Empty repository')

        except (ImproperArchiveTypeError, KeyError):

            return _('Unknown archive type')

        def get_chunked_archive(archive):

            stream = open(archive, 'rb')

            while True:

                data = stream.read(16 * 1024)

                if not data:

                    stream.close()

                    break

                yield data

        response.content_type = str(content_type)

        return get_chunked_archive(archive)

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def diff(self, repo_name, f_path):

        ignore_whitespace = request.GET.get('ignorews') == '1'

        line_context = request.GET.get('context', 3)

        diff1 = request.GET.get('diff1', '')

        diff2 = request.GET.get('diff2', '')

        c.action = request.GET.get('diff')

        c.no_changes = diff1 == diff2

        c.f_path = f_path

        c.big_diff = False

        c.anchor_url = anchor_url

        c.ignorews_url = _ignorews_url

        c.context_url = _context_url

        c.changes = OrderedDict()

        c.changes[diff2] = []

        #special case if we want a show rev only, it's impl here

        #to reduce JS and callbacks

        if request.GET.get('show_rev'):

            if str2bool(request.GET.get('annotate', 'False')):

                _url = url('files_annotate_home', repo_name=c.repo_name,

                           revision=diff1, f_path=c.f_path)

            else:

                _url = url('files_home', repo_name=c.repo_name,

                           revision=diff1, f_path=c.f_path)

            return redirect(_url)

        try:

            if diff1 not in ['', None, 'None', '0' * 12, '0' * 40]:

                c.changeset_1 = c.rhodecode_repo.get_changeset(diff1)

                try:

                    node1 = c.changeset_1.get_node(f_path)

                    if node1.is_dir():

                        raise NodeError('%s path is a %s not a file' % (node1, type(node1)))

                except NodeDoesNotExistError:

                    c.changeset_1 = EmptyChangeset(cs=diff1,

                                                   revision=c.changeset_1.revision,

                                                   repo=c.rhodecode_repo)

                    node1 = FileNode(f_path, '', changeset=c.changeset_1)

            else:

                c.changeset_1 = EmptyChangeset(repo=c.rhodecode_repo)

                node1 = FileNode(f_path, '', changeset=c.changeset_1)

            if diff2 not in ['', None, 'None', '0' * 12, '0' * 40]:

                c.changeset_2 = c.rhodecode_repo.get_changeset(diff2)

                try:

                    node2 = c.changeset_2.get_node(f_path)

                    raise NodeError('%s path is a %s not a file' % (node2, type(node2)))

                except NodeDoesNotExistError:

                    c.changeset_2 = EmptyChangeset(cs=diff2,

                                                   revision=c.changeset_2.revision,

                                                   repo=c.rhodecode_repo)

                    node2 = FileNode(f_path, '', changeset=c.changeset_2)

            else:

                c.changeset_2 = EmptyChangeset(repo=c.rhodecode_repo)

                node2 = FileNode(f_path, '', changeset=c.changeset_2)

        except (RepositoryError, NodeError):

            log.error(traceback.format_exc())

            return redirect(url('files_home', repo_name=c.repo_name,

                                f_path=f_path))

        if c.action == 'download':

            _diff = diffs.get_gitdiff(node1, node2,

                                      ignore_whitespace=ignore_whitespace,

                                      context=line_context)

            diff = diffs.DiffProcessor(_diff, format='gitdiff')

            diff_name = '%s_vs_%s.diff' % (diff1, diff2)

            response.content_type = 'text/plain'

            response.content_disposition = (

                'attachment; filename=%s' % diff_name

            )

            return diff.as_raw()

        elif c.action == 'raw':

            _diff = diffs.get_gitdiff(node1, node2,

                                      ignore_whitespace=ignore_whitespace,

                                      context=line_context)