@NotAnonymous()

    def create(self, repo_name):

        repo = RepoModel()._get_repo(repo_name)

        try:

            _form = PullRequestForm(repo.repo_id)().to_python(request.POST)

        except formencode.Invalid, errors:

            log.error(traceback.format_exc())

            if errors.error_dict.get('revisions'):

                msg = 'Revisions: %s' % errors.error_dict['revisions']

            elif errors.error_dict.get('pullrequest_title'):

                msg = _('Pull request requires a title with min. 3 chars')

            else:

                msg = _('error during creation of pull request')

            h.flash(msg, 'error')

            return redirect(url('pullrequest_home', repo_name=repo_name))

        org_repo = _form['org_repo']

        org_ref = _form['org_ref']

        other_repo = _form['other_repo']

        other_ref = _form['other_ref']

        revisions = _form['revisions']

        reviewers = _form['review_members']

        # if we have cherry picked pull request we don't care what is in

        # org_ref/other_ref

        rev_start = request.POST.get('rev_start')

        rev_end = request.POST.get('rev_end')

        if rev_start and rev_end:

            # this is swapped to simulate that rev_end is a revision from

            # parent of the fork

            org_ref = 'rev:%s:%s' % (rev_end, rev_end)

            other_ref = 'rev:%s:%s' % (rev_start, rev_start)

        title = _form['pullrequest_title']

        description = _form['pullrequest_desc']

        try:

            pull_request = PullRequestModel().create(

                self.rhodecode_user.user_id, org_repo, org_ref, other_repo,

                other_ref, revisions, reviewers, title, description

            )

            Session().commit()

            h.flash(_('Successfully opened new pull request'),

                    category='success')

        except Exception:

            h.flash(_('Error occurred during sending pull request'),

                    category='error')

            log.error(traceback.format_exc())

            return redirect(url('pullrequest_home', repo_name=repo_name))

        return redirect(url('pullrequest_show', repo_name=other_repo,

                            pull_request_id=pull_request.pull_request_id))

    @NotAnonymous()

    @jsonify

    def update(self, repo_name, pull_request_id):

        pull_request = PullRequest.get_or_404(pull_request_id)

        if pull_request.is_closed():

            raise HTTPForbidden()

        #only owner or admin can update it

        owner = pull_request.author.user_id == c.rhodecode_user.user_id

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

            reviewers_ids = map(int, filter(lambda v: v not in [None, ''],

                       request.POST.get('reviewers_ids', '').split(',')))

            PullRequestModel().update_reviewers(pull_request_id, reviewers_ids)

            Session().commit()

            return True

        raise HTTPForbidden()

    @NotAnonymous()

    @jsonify

    def delete(self, repo_name, pull_request_id):

        pull_request = PullRequest.get_or_404(pull_request_id)

        #only owner can delete it !

        if pull_request.author.user_id == c.rhodecode_user.user_id:

            PullRequestModel().delete(pull_request)

            Session().commit()

            h.flash(_('Successfully deleted pull request'),

                    category='success')

            return redirect(url('admin_settings_my_account', anchor='pullrequests'))

        raise HTTPForbidden()

    def _load_compare_data(self, pull_request, enable_comments=True):

        """

        Load context data needed for generating compare diff

        :param pull_request:

        :type pull_request:

        """

        rev_start = request.GET.get('rev_start')

        rev_end = request.GET.get('rev_end')

        """

        leading one wins, if number of occurrences are equal than weaker wins

        :param statuses_by_reviewers:

        """

        status = None

        votes = defaultdict(int)

        reviewers_number = len(statuses_by_reviewers)

        for user, statuses in statuses_by_reviewers:

            if statuses:

                ver, latest = statuses[0]

                votes[latest.status] += 1

            else:

                votes[ChangesetStatus.DEFAULT] += 1

        if votes.get(ChangesetStatus.STATUS_APPROVED) == reviewers_number:

            return ChangesetStatus.STATUS_APPROVED

        else:

            return ChangesetStatus.STATUS_UNDER_REVIEW

    def get_statuses(self, repo, revision=None, pull_request=None,

                     with_revisions=False):

        q = self._get_status_query(repo, revision, pull_request,

                                   with_revisions)

        return q.all()

    def get_status(self, repo, revision=None, pull_request=None):

        """

        Returns latest status of changeset for given revision or for given

        pull request. Statuses are versioned inside a table itself and

        version == 0 is always the current one

        :param repo:

        :type repo:

        :param revision: 40char hash or None

        :type revision: str

        :param pull_request: pull_request reference

        :type:

        """

        q = self._get_status_query(repo, revision, pull_request)

        # need to use first here since there can be multiple statuses

        # returned from pull_request

        status = q.first()

        status = status.status if status else status

        st = status or ChangesetStatus.DEFAULT

        return str(st)

                   pull_request=None, dont_allow_on_closed_pull_request=False):

        """

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

        version, leaving the current status at

        :param repo:

        :param revision:

        :param status:

        :param user:

        :param comment:

        :param dont_allow_on_closed_pull_request: don't allow a status change

            if last status was for pull request and it's closed. We shouldn't

            mess around this manually

        """

        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)

        cur_statuses = q.all()

        #if statuses exists and last is associated with a closed pull request

        # we need to check if we can allow this status change

        if (dont_allow_on_closed_pull_request and cur_statuses

            and getattr(cur_statuses[0].pull_request, 'status', '')

                == PullRequest.STATUS_CLOSED):

            raise StatusChangeOnClosedPullRequestError(

                'Changing status on closed pull request is not allowed'

            )

        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,

                           comment=comment, revision=revision,

                           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

                     tls_kind_choices):

    class _LdapSettingsForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = True

        #pre_validators = [LdapLibValidator]

        ldap_active = v.StringBoolean(if_missing=False)

        ldap_host = v.UnicodeString(strip=True,)

        ldap_port = v.Number(strip=True,)

        ldap_tls_kind = v.OneOf(tls_kind_choices)

        ldap_tls_reqcert = v.OneOf(tls_reqcert_choices)

        ldap_dn_user = v.UnicodeString(strip=True,)

        ldap_dn_pass = v.UnicodeString(strip=True,)

        ldap_base_dn = v.UnicodeString(strip=True,)

        ldap_filter = v.UnicodeString(strip=True,)

        ldap_search_scope = v.OneOf(search_scope_choices)

        ldap_attr_login = All(

            v.AttrLoginValidator(),

            v.UnicodeString(strip=True,)

        )

        ldap_attr_firstname = v.UnicodeString(strip=True,)

        ldap_attr_lastname = v.UnicodeString(strip=True,)

        ldap_attr_email = v.UnicodeString(strip=True,)

    return _LdapSettingsForm

def UserExtraEmailForm():

    class _UserExtraEmailForm(formencode.Schema):

        email = All(v.UniqSystemEmail(), v.Email(not_empty=True))

    return _UserExtraEmailForm

def UserExtraIpForm():

    class _UserExtraIpForm(formencode.Schema):

        ip = v.ValidIp()(not_empty=True)

    return _UserExtraIpForm

def PullRequestForm(repo_id):

    class _PullRequestForm(formencode.Schema):

        allow_extra_fields = True

        filter_extra_fields = True

        user = v.UnicodeString(strip=True, required=True)

        org_repo = v.UnicodeString(strip=True, required=True)

        org_ref = v.UnicodeString(strip=True, required=True)

        other_repo = v.UnicodeString(strip=True, required=True)

        other_ref = v.UnicodeString(strip=True, required=True)

        review_members = v.UniqueList(not_empty=True)

        pullrequest_title = v.UnicodeString(strip=True, required=True, min=3)

        pullrequest_desc = v.UnicodeString(strip=True, required=False)

    return _PullRequestForm

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

"""

    rhodecode.model.pull_request

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

    pull request model for RhodeCode

    :created_on: Jun 6, 2012

    :author: marcink

    :copyright: (C) 2012-2012 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/>.

import logging

import binascii

import datetime

import re

from pylons.i18n.translation import _

from rhodecode.model.meta import Session

from rhodecode.lib import helpers as h

from rhodecode.model import BaseModel

from rhodecode.model.notification import NotificationModel

from rhodecode.lib.utils2 import safe_unicode

from rhodecode.lib.vcs.utils.hgcompat import discovery, localrepo, scmutil, \

    findcommonoutgoing

log = logging.getLogger(__name__)

class PullRequestModel(BaseModel):

    cls = PullRequest

    def __get_pull_request(self, pull_request):

        return self._get_instance(PullRequest, pull_request)

    def get_all(self, repo):

        repo = self._get_repo(repo)

        return PullRequest.query().filter(PullRequest.other_repo == repo).all()

        created_by_user = self._get_user(created_by)

        org_repo = self._get_repo(org_repo)

        other_repo = self._get_repo(other_repo)

        new = PullRequest()

        new.org_repo = org_repo

        new.org_ref = org_ref

        new.other_repo = other_repo

        new.other_ref = other_ref

        new.revisions = revisions

        new.title = title

        new.description = description

        new.author = created_by_user

        self.sa.add(new)

        Session().flush()

        #members

        for member in reviewers:

            _usr = self._get_user(member)

            reviewer = PullRequestReviewers(_usr, new)

            self.sa.add(reviewer)

        #notification to reviewers

        notif = NotificationModel()

        pr_url = h.url('pullrequest_show', repo_name=other_repo.repo_name,

                       pull_request_id=new.pull_request_id,

                       qualified=True,

        )

        subject = safe_unicode(

            h.link_to(

              _('%(user)s wants you to review pull request #%(pr_id)s') % \

                {'user': created_by_user.username,

                 'pr_id': new.pull_request_id},

                pr_url

            )

        )

        body = description

        kwargs = {

            'pr_title': title,

            'pr_user_created': h.person(created_by_user.email),

            'pr_repo_url': h.url('summary_home', repo_name=other_repo.repo_name,

                                 qualified=True,),

            'pr_url': pr_url,

            'pr_revisions': revisions

        }

        notif.create(created_by=created_by_user, subject=subject, body=body,

                     recipients=reviewers,

                     type_=Notification.TYPE_PULL_REQUEST, email_kwargs=kwargs)

        return new

    def update_reviewers(self, pull_request, reviewers_ids):

        reviewers_ids = set(reviewers_ids)

        pull_request = self.__get_pull_request(pull_request)

        current_reviewers = PullRequestReviewers.query()\

                            .filter(PullRequestReviewers.pull_request==

                                   pull_request)\

                            .all()

        current_reviewers_ids = set([x.user.user_id for x in current_reviewers])

        to_add = reviewers_ids.difference(current_reviewers_ids)

        to_remove = current_reviewers_ids.difference(reviewers_ids)

        log.debug("Adding %s reviewers" % to_add)

        log.debug("Removing %s reviewers" % to_remove)

        for uid in to_add:

            _usr = self._get_user(uid)

            reviewer = PullRequestReviewers(_usr, pull_request)

            self.sa.add(reviewer)

        ${self.breadcrumbs()}

    </div>

        %if c.pull_request.is_closed():

        <div style="padding:10px; font-size:22px;width:100%;text-align: center; color:#88D882">${_('Closed %s') % (h.age(c.pull_request.updated_on))} ${_('with status %s') % h.changeset_status_lbl(c.current_changeset_status)}</div>

        %endif

    <h3>${_('Title')}: ${c.pull_request.title}</h3>

    <div class="form">

      <div id="summary" class="fields">

         <div class="field">

          <div class="label-summary">

              <label>${_('Status')}:</label>

          </div>

          <div class="input">

            <div class="changeset-status-container" style="float:none;clear:both">

            %if c.current_changeset_status:

              <div title="${_('Pull request status')}" class="changeset-status-lbl">[${h.changeset_status_lbl(c.current_changeset_status)}]</div>

              <div class="changeset-status-ico" style="padding:1px 4px"><img src="${h.url('/images/icons/flag_status_%s.png' % c.current_changeset_status)}" /></div>

            %endif

            </div>

          </div>

         </div>

         <div class="field">

          <div class="label-summary">

              <label>${_('Still not reviewed by')}:</label>

          </div>

          <div class="input">

            % if len(c.pull_request_pending_reviewers) > 0:

                <div class="tooltip" title="${h.tooltip(','.join([x.username for x in c.pull_request_pending_reviewers]))}">${ungettext('%d reviewer', '%d reviewers',len(c.pull_request_pending_reviewers)) % len(c.pull_request_pending_reviewers)}</div>

            %else:

                <div>${_('pull request was reviewed by all reviewers')}</div>

            %endif

          </div>

         </div>

         <div class="field">

          <div class="label-summary">

              <label>${_('Origin repository')}:</label>

          </div>

          <div class="input">

              <div>

             ##%if h.is_hg(c.pull_request.org_repo):

             ##  <img class="icon" title="${_('Mercurial repository')}" alt="${_('Mercurial repository')}" src="${h.url('/images/icons/hgicon.png')}"/>

             ##%elif h.is_git(c.pull_request.org_repo):

             ##  <img class="icon" title="${_('Git repository')}" alt="${_('Git repository')}" src="${h.url('/images/icons/giticon.png')}"/>

             ##%endif

              <span class="spantag">${c.pull_request.org_ref_parts[0]}</span>

              :

              <span class="spantag">${c.pull_request.org_ref_parts[1]}</span>             

              </div>

          </div>

         </div>         

      </div>

    </div>

    <div style="white-space:pre-wrap;padding:3px 3px 5px 20px">${h.literal(c.pull_request.description)}</div>

    <div style="padding:4px 4px 10px 20px">

      <div>${_('Created on')}: ${h.fmt_date(c.pull_request.created_on)}</div>

    </div>

    <div style="overflow: auto;">

      ##DIFF

      <div class="table" style="float:left;clear:none">

          <div id="body" class="diffblock">

              <div style="white-space:pre-wrap;padding:5px">${_('Compare view')}</div>

          </div>

          <div id="changeset_compare_view_content">

              ##CS

              <div style="font-size:1.1em;font-weight: bold;clear:both;padding-top:10px">${ungettext('Showing %s commit','Showing %s commits', len(c.cs_ranges)) % len(c.cs_ranges)}</div>

              <%include file="/compare/compare_cs.html" />

              ## FILES

              <div style="font-size:1.1em;font-weight: bold;clear:both;padding-top:10px">

              % if c.limited_diff:

                  ${ungettext('%s file changed', '%s files changed', len(c.files)) % len(c.files)}

              % else:

                  ${ungettext('%s file changed with %s insertions and %s deletions','%s files changed with %s insertions and %s deletions', len(c.files)) % (len(c.files),c.lines_added,c.lines_deleted)}:

              %endif

              </div>

              <div class="cs_files">

                %if not c.files:

                   <span class="empty_data">${_('No files')}</span>

                %endif

                %for fid, change, f, stat in c.files:

                    <div class="cs_${change}">

                      <div class="node">${h.link_to(h.safe_unicode(f),h.url.current(anchor=fid))}</div>

                      <div class="changes">${h.fancy_file_stats(stat)}</div>

                    </div>

                %endfor

              </div>

              % if c.limited_diff:

                <h5>${_('Changeset was too big and was cut off...')}</h5>

              % endif

          </div>

      </div>

      ## REVIEWERS