format='gitdiff').raw_diff()

                cs1 = None

                cs2 = node.changeset.raw_id

                c.changes.append(('added', node, diff, cs1, cs2))

            for node in c.changeset.changed:

                filenode_old = c.changeset_parent.get_node(node.path)

                if filenode_old.is_binary or node.is_binary:

                    diff = _('binary file')

                else:

                    f_gitdiff = diffs.get_gitdiff(filenode_old, node,

                                           ignore_whitespace=ignore_whitespace,

                                           context=line_context)

                    diff = diffs.DiffProcessor(f_gitdiff,

                                                format='gitdiff').raw_diff()

                cs1 = filenode_old.changeset.raw_id

                cs2 = node.changeset.raw_id

                c.changes.append(('changed', node, diff, cs1, cs2))

        response.content_type = 'text/plain'

        if method == 'download':

            response.content_disposition = 'attachment; filename=%s.patch' \

                                            % revision

        c.parent_tmpl = ''.join(['# Parent  %s\n' % x.raw_id

                                 for x in c.changeset.parents])

        c.diffs = ''

        for x in c.changes:

            c.diffs += x[2]

        return render('changeset/raw_changeset.html')

    @jsonify

    def comment(self, repo_name, revision):

        status = request.POST.get('changeset_status')

        change_status = request.POST.get('change_changeset_status')

        comm = ChangesetCommentsModel().create(

            text=request.POST.get('text'),

            repo_id=c.rhodecode_db_repo.repo_id,

            user_id=c.rhodecode_user.user_id,

            revision=revision,

            f_path=request.POST.get('f_path'),

            line_no=request.POST.get('line'),

                           if status and change_status else None)

        )

        # get status if set !

        if status and change_status:

            ChangesetStatusModel().set_status(

                c.rhodecode_db_repo.repo_id,

                status,

                c.rhodecode_user.user_id,

                comm,

                revision=revision,

            )

        action_logger(self.rhodecode_user,

                      'user_commented_revision:%s' % revision,

                      c.rhodecode_db_repo, self.ip_addr, self.sa)

        Session.commit()

        if not request.environ.get('HTTP_X_PARTIAL_XHR'):

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

                                  revision=revision))

        data = {

           'target_id': h.safeid(h.safe_unicode(request.POST.get('f_path'))),

        }

        if comm:

            c.co = comm

            data.update(comm.get_dict())

            data.update({'rendered_text':

                         render('changeset/changeset_comment_block.html')})

        return data

    @jsonify

    def delete_comment(self, repo_name, comment_id):

        co = ChangesetComment.get(comment_id)

        owner = lambda: co.author.user_id == c.rhodecode_user.user_id

        if h.HasPermissionAny('hg.admin', 'repository.admin')() or owner:

            ChangesetCommentsModel().delete(comment=co)

            Session.commit()

            return True

        else:

            raise HTTPForbidden()

#

# 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/>.

import logging

import traceback

from webob.exc import HTTPNotFound

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

from pylons.controllers.util import abort, redirect

from pylons.i18n.translation import _

from pylons.decorators import jsonify

from rhodecode.lib.base import BaseRepoController, render

from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator

from rhodecode.lib import helpers as h

from rhodecode.lib import diffs

from rhodecode.lib.utils import action_logger

from rhodecode.model.db import User, PullRequest, ChangesetStatus

from rhodecode.model.pull_request import PullRequestModel

from rhodecode.model.meta import Session

from rhodecode.model.repo import RepoModel

from rhodecode.model.comment import ChangesetCommentsModel

from rhodecode.model.changeset_status import ChangesetStatusModel

log = logging.getLogger(__name__)

class PullrequestsController(BaseRepoController):

    @LoginRequired()

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

                                   'repository.admin')

    def __before__(self):

        super(PullrequestsController, self).__before__()

    def _get_repo_refs(self, repo):

        hist_l = []

        branches_group = ([('branch:%s:%s' % (k, v), k) for

                         k, v in repo.branches.iteritems()], _("Branches"))

        bookmarks_group = ([('book:%s:%s' % (k, v), k) for

                         k, v in repo.bookmarks.iteritems()], _("Bookmarks"))

                         k, v in repo.tags.iteritems()], _("Tags"))

        hist_l.append(bookmarks_group)

        hist_l.append(branches_group)

        hist_l.append(tags_group)

        return hist_l

    def show_all(self, repo_name):

        c.pull_requests = PullRequestModel().get_all(repo_name)

        c.repo_name = repo_name

        return render('/pullrequests/pullrequest_show_all.html')

    def index(self):

        org_repo = c.rhodecode_db_repo

        if org_repo.scm_instance.alias != 'hg':

            log.error('Review not available for GIT REPOS')

            raise HTTPNotFound

        c.org_refs = self._get_repo_refs(c.rhodecode_repo)

        c.org_repos = []

        c.other_repos = []

        c.org_repos.append((org_repo.repo_name, '%s/%s' % (

                                org_repo.user.username, c.repo_name))

                           )

        c.other_refs = c.org_refs

        c.other_repos.extend(c.org_repos)

        c.default_pull_request = org_repo.repo_name

        #gather forks and add to this list

        for fork in org_repo.forks:

            c.other_repos.append((fork.repo_name, '%s/%s' % (

                                    fork.user.username, fork.repo_name))

                                 )

        #add parents of this fork also

        if org_repo.parent:

            c.default_pull_request = org_repo.parent.repo_name

            c.other_repos.append((org_repo.parent.repo_name, '%s/%s' % (

                                        org_repo.parent.user.username,

                                        org_repo.parent.repo_name))

                                     )

        c.review_members = []

        c.available_members = []

        for u in User.query().filter(User.username != 'default').all():

            uname = u.username

            if org_repo.user == u:

        c.pull_request = PullRequest.get(pull_request_id)

        # valid ID

        if not c.pull_request:

            raise HTTPNotFound

        # pull_requests repo_name we opened it against

        # ie. other_repo must match

        if repo_name != c.pull_request.other_repo.repo_name:

            raise HTTPNotFound

        # load compare data into template context

        self._load_compare_data(c.pull_request)

        # inline comments

        c.inline_cnt = 0

        c.inline_comments = ChangesetCommentsModel()\

                            .get_inline_comments(c.rhodecode_db_repo.repo_id,

                                                 pull_request=pull_request_id)

        # count inline comments

        for __, lines in c.inline_comments:

            for comments in lines.values():

                c.inline_cnt += len(comments)

        # comments

        c.comments = ChangesetCommentsModel()\

                          .get_comments(c.rhodecode_db_repo.repo_id,

                                        pull_request=pull_request_id)

        # changeset(pull-request) status

        c.current_changeset_status = ChangesetStatusModel()\

                              .get_status(c.pull_request.org_repo,

                                          pull_request=c.pull_request)

        c.changeset_statuses = ChangesetStatus.STATUSES

        return render('/pullrequests/pullrequest_show.html')

    @jsonify

    def comment(self, repo_name, pull_request_id):

        status = request.POST.get('changeset_status')

        change_status = request.POST.get('change_changeset_status')

        comm = ChangesetCommentsModel().create(

            text=request.POST.get('text'),

            repo_id=c.rhodecode_db_repo.repo_id,

            user_id=c.rhodecode_user.user_id,

            pull_request=pull_request_id,

            f_path=request.POST.get('f_path'),

            line_no=request.POST.get('line'),

                           if status and change_status else None)

        )

        # get status if set !

        if status and change_status:

            ChangesetStatusModel().set_status(

                c.rhodecode_db_repo.repo_id,

                status,

                c.rhodecode_user.user_id,

                comm,

                pull_request=pull_request_id

            )

        action_logger(self.rhodecode_user,

                      'user_commented_pull_request:%s' % pull_request_id,

                      c.rhodecode_db_repo, self.ip_addr, self.sa)

        Session.commit()

        if not request.environ.get('HTTP_X_PARTIAL_XHR'):

            return redirect(h.url('pullrequest_show', repo_name=repo_name,

                                  pull_request_id=pull_request_id))

        data = {

           'target_id': h.safeid(h.safe_unicode(request.POST.get('f_path'))),

        }

        if comm:

            c.co = comm

            data.update(comm.get_dict())

            data.update({'rendered_text':

                         render('changeset/changeset_comment_block.html')})

        return data

            user_id = cookie_store.get('user_id', None)

            username = get_container_username(environ, config)

            auth_user = AuthUser(user_id, api_key, username)

            request.user = auth_user

            self.rhodecode_user = c.rhodecode_user = auth_user

            if not self.rhodecode_user.is_authenticated and \

                       self.rhodecode_user.user_id is not None:

                self.rhodecode_user.set_authenticated(

                    cookie_store.get('is_authenticated')

                )

            log.info('User: %s accessed %s' % (

                auth_user, safe_unicode(environ.get('PATH_INFO')))

            )

            return WSGIController.__call__(self, environ, start_response)

        finally:

            log.info('Request to %s time: %.3fs' % (

                safe_unicode(environ.get('PATH_INFO')), time.time() - start)

            )

            meta.Session.remove()

class BaseRepoController(BaseController):

    """

    Base class for controllers responsible for loading all needed data for

    repository loaded items are

    c.rhodecode_repo: instance of scm repository

    c.rhodecode_db_repo: instance of db

    c.repository_followers: number of followers

    c.repository_forks: number of forks

    """

    def __before__(self):

        super(BaseRepoController, self).__before__()

        if c.repo_name:

            dbr = c.rhodecode_db_repo = Repository.get_by_repo_name(c.repo_name)

            c.rhodecode_repo = c.rhodecode_db_repo.scm_instance

            if c.rhodecode_repo is None:

                log.error('%s this repository is present in database but it '

                          'cannot be created as an scm instance', c.repo_name)

                redirect(url('home'))

            # some globals counter for menu

            c.repository_followers = self.scm_model.get_followers(dbr)

            c.repository_forks = self.scm_model.get_forks(dbr)

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

"""

    rhodecode.model.db_1_4_0

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

    Database Models for RhodeCode <=1.4.X

    :created_on: Apr 08, 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/>.

#TODO: replace that will db.py content after 1.5 Release

                        'a_id': anchor_new_id,

                        'nlc': new_lineno_class

                    })

                    _html.append('''%(link)s''' % {

                        'link': _link_to_if(True, change['new_lineno'],

                                            '#%s' % anchor_new)

                    })

                    _html.append('''</td>\n''')

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

                    # CODE

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

                    comments = '' if enable_comments else 'no-comment'

                    _html.append('''\t<td class="%(cc)s %(inc)s">''' % {

                        'cc': code_class,

                        'inc': comments

                    })

                    _html.append('''\n\t\t<pre>%(code)s</pre>\n''' % {

                        'code': change['line']

                    })

                    _html.append('''\t</td>''')

                    _html.append('''\n</tr>\n''')

        _html.append('''</table>''')

        if _html_empty:

            return None

        return ''.join(_html)

    def stat(self):

        """

        Returns tuple of added, and removed lines for this instance

        """

        return self.adds, self.removes

class InMemoryBundleRepo(bundlerepository):

    def __init__(self, ui, path, bundlestream):

        self._tempparent = None

        localrepo.localrepository.__init__(self, ui, path)

        self.ui.setconfig('phases', 'publish', False)

        self.bundle = bundlestream

        # dict with the mapping 'filename' -> position in the bundle

        self.bundlefilespos = {}

def differ(org_repo, org_ref, other_repo, other_ref, discovery_data=None):

    """

    repositories

    :param org_repo:

    :type org_repo:

    :param org_ref:

    :type org_ref:

    :param other_repo:

    :type other_repo:

    :param other_ref:

    :type other_ref:

    """

    bundlerepo = None

    ignore_whitespace = False

    context = 3

    org_repo = org_repo.scm_instance._repo

    other_repo = other_repo.scm_instance._repo

    opts = diffopts(git=True, ignorews=ignore_whitespace, context=context)

    org_ref = org_ref[1]

    other_ref = other_ref[1]

    if org_repo != other_repo:

        common, incoming, rheads = discovery_data

        # create a bundle (uncompressed if other repo is not local)

        if other_repo.capable('getbundle') and incoming:

            # disable repo hooks here since it's just bundle !

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

            # hooks on fetching archives with subrepos

            for k, _ in other_repo.ui.configitems('hooks'):

                other_repo.ui.setconfig('hooks', k, None)

            unbundle = other_repo.getbundle('incoming', common=common,

                                            heads=rheads)

            buf = io.BytesIO()

            while True:

                chunk = unbundle._stream.read(1024 * 4)

                if not chunk:

                    break

                buf.write(chunk)

            buf.seek(0)

            # replace chunked _stream with data that can do tell() and seek()

            unbundle._stream = buf

            ui = make_ui('db')

        """

        if self.changeset is None:

            raise NodeError('Unable to get changeset for this FileNode')

        return self.changeset.get_file_annotate(self.path)

    @LazyProperty

    def state(self):

        if not self.changeset:

            raise NodeError("Cannot check state of the node if it's not "

                "linked with changeset")

        elif self.path in (node.path for node in self.changeset.added):

            return NodeState.ADDED

        elif self.path in (node.path for node in self.changeset.changed):

            return NodeState.CHANGED

        else:

            return NodeState.NOT_CHANGED

    @property

    def is_binary(self):

        """

        Returns True if file has binary content.

        """

        _bin = '\0' in self.content

        return _bin

    @LazyProperty

    def extension(self):

        """Returns filenode extension"""

        return self.name.split('.')[-1]

    def is_executable(self):

        """

        Returns ``True`` if file has executable flag turned on.

        """

        return bool(self.mode & stat.S_IXUSR)

    def __repr__(self):

        return '<%s %r @ %s>' % (self.__class__.__name__, self.path,

                                 getattr(self.changeset, 'short_id', ''))

class RemovedFileNode(FileNode):

    """

    Dummy FileNode class - trying to access any public attribute except path,

    name, kind or state (or methods/attributes checking those two) would raise

    RemovedFileNodeError.

    """

    ALLOWED_ATTRIBUTES = [

        'added', 'changed', 'not_changed', 'removed'

    ]

    def __init__(self, path):

        """

        :param path: relative path to the node

        """

        super(RemovedFileNode, self).__init__(path=path)

    def __getattribute__(self, attr):

        if attr.startswith('_') or attr in RemovedFileNode.ALLOWED_ATTRIBUTES:

            return super(RemovedFileNode, self).__getattribute__(attr)

        raise RemovedFileNodeError("Cannot access attribute %s on "

            "RemovedFileNode" % attr)

    @LazyProperty

    def state(self):

        return NodeState.REMOVED

class DirNode(Node):

    """

    DirNode stores list of files and directories within this node.

    Nodes may be used standalone but within repository context they

    lazily fetch data within same repositorty's changeset.

    """

    def __init__(self, path, nodes=(), changeset=None):

        """

        Only one of ``nodes`` and ``changeset`` may be given. Passing both

        would raise ``NodeError`` exception.

        :param path: relative path to the node

        :param nodes: content may be passed to constructor

        :param changeset: if given, will use it to lazily fetch content

        :param size: always 0 for ``DirNode``

        """

        if nodes and changeset:

            raise NodeError("Cannot use both nodes and changeset")

        super(DirNode, self).__init__(path, NodeKind.DIR)

        self.changeset = changeset

        self._nodes = nodes

    @LazyProperty

    def content(self):

        raise NodeError("%s represents a dir and has no ``content`` attribute"

            % self)

"""

Mercurial libs compatibility

"""

from mercurial import archival, merge as hg_merge, patch, ui

from mercurial.commands import clone, nullid, pull

from mercurial.context import memctx, memfilectx

from mercurial.error import RepoError, RepoLookupError, Abort

from mercurial.hgweb.common import get_contact

from mercurial.localrepo import localrepository

from mercurial.match import match

from mercurial.mdiff import diffopts

from mercurial.node import hex

from mercurial.encoding import tolocal

    def set_status(self, repo, status, user, comment, revision=None,

                   pull_request=None):

        """

        Creates new status for changeset or updates the old ones bumping their

        version, leaving the current status at

        :param repo:

        :type repo:

        :param revision:

        :type revision:

        :param status:

        :type status:

        :param user:

        :type user:

        :param comment:

        :type comment:

        """

        repo = self._get_repo(repo)

        q = ChangesetStatus.query()

        if revision:

            q = q.filter(ChangesetStatus.repo == repo)

            q = q.filter(ChangesetStatus.revision == revision)

        elif pull_request:

            pull_request = self.__get_pull_request(pull_request)

            q = q.filter(ChangesetStatus.repo == pull_request.org_repo)

            q = q.filter(ChangesetStatus.pull_request == pull_request)

        cur_statuses = q.all()

        if cur_statuses:

            for st in cur_statuses:

                st.version += 1

                self.sa.add(st)

        def _create_status(user, repo, status, comment, revision, pull_request):

            new_status = ChangesetStatus()

            new_status.author = self._get_user(user)

            new_status.repo = self._get_repo(repo)

            new_status.status = status

            new_status.comment = comment

            new_status.revision = revision

            new_status.pull_request = pull_request

            return new_status

        if revision:

            new_status = _create_status(user=user, repo=repo, status=status,

                           pull_request=None)

            self.sa.add(new_status)

            return new_status

        elif pull_request:

            #pull request can have more than one revision associated to it

            #we need to create new version for each one

            new_statuses = []

            repo = pull_request.org_repo

            for rev in pull_request.revisions:

                new_status = _create_status(user=user, repo=repo,

                                            status=status, comment=comment,

                                            revision=rev,

                                            pull_request=pull_request)

                new_statuses.append(new_status)

                self.sa.add(new_status)

            return new_statuses

# 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/>.

import logging

import traceback

from pylons.i18n.translation import _

from sqlalchemy.util.compat import defaultdict

from rhodecode.lib.utils2 import extract_mentioned_users, safe_unicode

from rhodecode.lib import helpers as h

from rhodecode.model import BaseModel

from rhodecode.model.db import ChangesetComment, User, Repository, \

    Notification, PullRequest

from rhodecode.model.notification import NotificationModel

log = logging.getLogger(__name__)

class ChangesetCommentsModel(BaseModel):

    def __get_changeset_comment(self, changeset_comment):

        return self._get_instance(ChangesetComment, changeset_comment)

    def __get_pull_request(self, pull_request):

        return self._get_instance(PullRequest, pull_request)

    def _extract_mentions(self, s):

        user_objects = []

        for username in extract_mentioned_users(s):

            user_obj = User.get_by_username(username, case_insensitive=True)

            if user_obj:

                user_objects.append(user_obj)

        return user_objects

    def create(self, text, repo_id, user_id, revision=None, pull_request=None,

               f_path=None, line_no=None, status_change=None):

        """

        Creates new comment for changeset or pull request.

        status change of changeset or changesets associated with pull request

        :param text:

        :param repo_id:

        :param user_id:

        :param revision:

        :param pull_request:

        :param f_path:

        :param line_no:

        :param status_change:

        """

        if not text:

            return

        repo = Repository.get(repo_id)

        comment = ChangesetComment()

        comment.repo = repo

        comment.user_id = user_id

        comment.text = text

        comment.f_path = f_path

        comment.line_no = line_no

        if revision:

            cs = repo.scm_instance.get_changeset(revision)

            desc = "%s - %s" % (cs.short_id, h.shorter(cs.message, 256))

            author_email = cs.author_email

            comment.revision = revision

        elif pull_request:

            pull_request = self.__get_pull_request(pull_request)

            comment.pull_request = pull_request

            desc = ''

        else:

            raise Exception('Please specify revision or pull_request_id')

        self.sa.add(comment)

        self.sa.flush()

        # make notification

        line = ''

        body = text

        #changeset

        if revision:

            if line_no:

                line = _('on line %s') % line_no

            subj = safe_unicode(

                h.link_to('Re commit: %(commit_desc)s %(line)s' % \

                          {'commit_desc': desc, 'line': line},

        if _perm:

            return

        new = UserToPerm()

        new.user = user

        new.permission = perm

        self.sa.add(new)

    def revoke_perm(self, user, perm):

        """

        Revoke users global permissions

        :param user:

        :param perm:

        """

        user = self._get_user(user)

        perm = self._get_perm(perm)

        obj = UserToPerm.query()\

                .filter(UserToPerm.user == user)\

                .filter(UserToPerm.permission == perm)\

                .scalar()

        if obj:

            self.sa.delete(obj)

    def add_extra_email(self, user, email):

        """

        Adds email address to UserEmailMap

        :param user:

        :param email:

        """

        user = self._get_user(user)

        obj = UserEmailMap()

        obj.user = user

        obj.email = email

        self.sa.add(obj)

        return obj

    def delete_extra_email(self, user, email_id):

        """

        Removes email address from UserEmailMap

        :param user:

        :param email_id:

        """

        user = self._get_user(user)

        obj = UserEmailMap.query().get(email_id)

        if obj:

              <div class="perms_section_head">${section.replace("_"," ").capitalize()}</div>

              <div id='tbl_list_wrap_${section}' class="yui-skin-sam">

               <table id="tbl_list_${section}">

                <thead>

                    <tr>

                    <th class="left">${_('Name')}</th>

                    <th class="left">${_('Permission')}</th>

                </thead>

                <tbody>

                %for k in c.perm_user.permissions[section]:

                     <%

                     if section != 'global':

                         section_perm = c.perm_user.permissions[section].get(k)

                         _perm = section_perm.split('.')[-1]

                     else:

                         _perm = section_perm = None

                     %>

                    <tr>

                        <td>

                            %if section == 'repositories':

                                <a href="${h.url('summary_home',repo_name=k)}">${k}</a>

                            %elif section == 'repositories_groups':

                                <a href="${h.url('repos_group_home',group_name=k)}">${k}</a>

                            %else:

                                ${k}

                            %endif

                        </td>

                        <td>

                            %if section == 'global':

                             ${h.bool2icon(True)}

                            %else:

                            <span class="perm_tag ${_perm}">${section_perm}</span>

                            %endif

                         </td>

                    </tr>

                %endfor

                </tbody>

               </table>

              </div>

           %endfor

    </div>