#FEEDS

    rmap.connect('rss_feed_home', '/{repo_name:.*?}/feed/rss',

                controller='feed', action='rss',

                conditions=dict(function=check_repo))

    rmap.connect('atom_feed_home', '/{repo_name:.*?}/feed/atom',

                controller='feed', action='atom',

                conditions=dict(function=check_repo))

    #==========================================================================

    # REPOSITORY ROUTES

    #==========================================================================

    rmap.connect('summary_home', '/{repo_name:.*?}',

                controller='summary',

                conditions=dict(function=check_repo))

    rmap.connect('repos_group_home', '/{group_name:.*}',

                controller='admin/repos_groups', action="show_by_name",

                conditions=dict(function=check_group))

    rmap.connect('changeset_home', '/{repo_name:.*?}/changeset/{revision}',

                controller='changeset', revision='tip',

                conditions=dict(function=check_repo))

    rmap.connect('changeset_comment',

                 '/{repo_name:.*?}/changeset/{revision}/comment',

                controller='changeset', revision='tip', action='comment',

                conditions=dict(function=check_repo))

    rmap.connect('changeset_comment_delete',

                 '/{repo_name:.*?}/changeset/comment/{comment_id}/delete',

                controller='changeset', action='delete_comment',

                conditions=dict(function=check_repo, method=["DELETE"]))

    rmap.connect('changeset_info', '/changeset_info/{repo_name:.*?}/{revision}',

                 controller='changeset', action='changeset_info')

    rmap.connect('compare_url',

                 '/{repo_name:.*?}/compare/{org_ref_type}@{org_ref:.*?}...{other_ref_type}@{other_ref:.*?}',

                 controller='compare', action='index',

                 conditions=dict(function=check_repo),

                 requirements=dict(

                            org_ref_type='(branch|book|tag|rev|org_ref_type)',

                            other_ref_type='(branch|book|tag|rev|other_ref_type)')

                 )

    rmap.connect('pullrequest_home',

                 '/{repo_name:.*?}/pull-request/new', controller='pullrequests',

                 action='index', conditions=dict(function=check_repo,

                                                 method=["GET"]))

    rmap.connect('pullrequest',

                 '/{repo_name:.*?}/pull-request/new', controller='pullrequests',

                 action='create', conditions=dict(function=check_repo,

                                                  method=["POST"]))

    rmap.connect('pullrequest_show',

                 '/{repo_name:.*?}/pull-request/{pull_request_id}',

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

from pylons.i18n.translation import _

from pylons.controllers.util import redirect

from pylons.decorators import jsonify

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

    ChangesetDoesNotExistError

from rhodecode.lib.vcs.nodes import FileNode

import rhodecode.lib.helpers as h

from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator

from rhodecode.lib.base import BaseRepoController, render

from rhodecode.lib.utils import action_logger

from rhodecode.lib.compat import OrderedDict

from rhodecode.lib import diffs

from rhodecode.model.db import ChangesetComment, ChangesetStatus

from rhodecode.model.comment import ChangesetCommentsModel

from rhodecode.model.changeset_status import ChangesetStatusModel

from rhodecode.model.meta import Session

from rhodecode.lib.diffs import LimitedDiffContainer

from rhodecode.model.repo import RepoModel

from rhodecode.lib.exceptions import StatusChangeOnClosedPullRequestError

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

log = logging.getLogger(__name__)

def _update_with_GET(params, GET):

    for k in ['diff1', 'diff2', 'diff']:

        params[k] += GET.getall(k)

def anchor_url(revision, path, GET):

    fid = h.FID(revision, path)

    return h.url.current(anchor=fid, **dict(GET))

def get_ignore_ws(fid, GET):

    ig_ws_global = GET.get('ignorews')

    ig_ws = filter(lambda k: k.startswith('WS'), GET.getall(fid))

    if ig_ws:

        try:

            return int(ig_ws[0].split(':')[-1])

        except:

            pass

    return ig_ws_global

        ig_ws_val = 'WS:%s' % 1

    if ig_ws:

        params[ig_ws_key] += [ig_ws_val]

    lbl = _('%s line context') % ln_ctx

    params['anchor'] = fileid

    img = h.image(h.url('/images/icons/table_add.png'), lbl, class_='icon')

    return h.link_to(img, h.url.current(**params), title=lbl, class_='tooltip')

class ChangesetController(BaseRepoController):

    @LoginRequired()

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

                                   'repository.admin')

    def __before__(self):

        super(ChangesetController, self).__before__()

        c.affected_files_cut_off = 60

        repo_model = RepoModel()

        c.users_array = repo_model.get_users_js()

        c.users_groups_array = repo_model.get_users_groups_js()

        c.anchor_url = anchor_url

        c.ignorews_url = _ignorews_url

        c.context_url = _context_url

        #get ranges of revisions if preset

        rev_range = revision.split('...')[:2]

        enable_comments = True

        try:

            if len(rev_range) == 2:

                enable_comments = False

                rev_start = rev_range[0]

                rev_end = rev_range[1]

                rev_ranges = c.rhodecode_repo.get_changesets(start=rev_start,

                                                            end=rev_end)

            else:

                rev_ranges = [c.rhodecode_repo.get_changeset(revision)]

            c.cs_ranges = list(rev_ranges)

            if not c.cs_ranges:

                raise RepositoryError('Changeset range returned empty result')

        except (RepositoryError, ChangesetDoesNotExistError, Exception), e:

            log.error(traceback.format_exc())

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

            return redirect(url('home'))

        c.changes = OrderedDict()

        for changeset in c.cs_ranges:

            inlines = []

            if method == 'show':

                c.statuses.extend([ChangesetStatusModel()\

                                  .get_status(c.rhodecode_db_repo.repo_id,

                                              changeset.raw_id)])

                c.comments.extend(ChangesetCommentsModel()\

                                  .get_comments(c.rhodecode_db_repo.repo_id,

                                                revision=changeset.raw_id))

                inlines = ChangesetCommentsModel()\

                            .get_inline_comments(c.rhodecode_db_repo.repo_id,

                                                 revision=changeset.raw_id)

                c.inline_comments.extend(inlines)

            c.changes[changeset.raw_id] = []

            cs2 = changeset.raw_id

            cs1 = changeset.parents[0].raw_id if changeset.parents else EmptyChangeset()

            context_lcl = get_line_ctx('', request.GET)

            ign_whitespace_lcl = ign_whitespace_lcl = get_ignore_ws('', request.GET)

            _diff = c.rhodecode_repo.get_diff(cs1, cs2,

                ignore_whitespace=ign_whitespace_lcl, context=context_lcl)

            diff_processor = diffs.DiffProcessor(_diff,

                                                 vcs=c.rhodecode_repo.alias,

                                                 format='gitdiff',

                                                 diff_limit=diff_limit)

            cs_changes = OrderedDict()

            if method == 'show':

                _parsed = diff_processor.prepare()

                c.limited_diff = False

                if isinstance(_parsed, LimitedDiffContainer):

                    c.limited_diff = True

                for f in _parsed:

                    st = f['stats']

                    if st[0] != 'b':

                        c.lines_added += st[0]

                        c.lines_deleted += st[1]

                    fid = h.FID(changeset.raw_id, f['filename'])

                    diff = diff_processor.as_html(enable_comments=enable_comments,

                                                  parsed_lines=[f])

                    cs_changes[fid] = [cs1, cs2, f['operation'], f['filename'],

                                       diff, st]

            else:

                # downloads/raw we only need RAW diff nothing else

                diff = diff_processor.as_raw()

                cs_changes[''] = [None, None, None, None, diff, None]

            c.changes[changeset.raw_id] = cs_changes

        # count inline comments

        for __, lines in c.inline_comments:

            for comments in lines.values():

                c.inline_cnt += len(comments)

        if len(c.cs_ranges) == 1:

            c.changeset = c.cs_ranges[0]

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

                                     for x in c.changeset.parents])

        if method == 'download':

            response.content_type = 'text/plain'

        elif method == 'raw':

            response.content_type = 'text/plain'

        elif method == 'show':

            if len(c.cs_ranges) == 1:

                return render('changeset/changeset.html')

            else:

                return render('changeset/changeset_range.html')

    @jsonify

    def comment(self, repo_name, revision):

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

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

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

        if status and change_status:

            text = text or (_('Status change -> %s')

                            % ChangesetStatus.get_status_lbl(status))

        comm = ChangesetCommentsModel().create(

            text=text,

            repo=c.rhodecode_db_repo.repo_id,

            user=c.rhodecode_user.user_id,

            revision=revision,

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

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

            status_change=(ChangesetStatus.get_status_lbl(status)

                           if status and change_status else None)

        )

        # get status if set !

        if status and change_status:

            # if latest status was from pull request and it's closed

        :type string:

        """

        self.cur_diff_size += len(string)

        # escaper get's iterated on each .next() call and it checks if each

        # parsed line doesn't exceed the diff limit

        if self.diff_limit is not None and self.cur_diff_size > self.diff_limit:

            raise DiffLimitExceeded('Diff Limit Exceeded')

        return safe_unicode(string).replace('&', '&')\

                .replace('<', '&lt;')\

                .replace('>', '>')

    def _line_counter(self, l):

        """

        Checks each line and bumps total adds/removes for this diff

        :param l:

        """

        if l.startswith('+') and not l.startswith('+++'):

            self.adds += 1

        elif l.startswith('-') and not l.startswith('---'):

            self.removes += 1

    def _highlight_line_difflib(self, line, next_):

        """

        Highlight inline changes in both lines.

        """

        if line['action'] == 'del':

            old, new = line, next_

        else:

            old, new = next_, line

        oldwords = re.split(r'(\W)', old['line'])

        newwords = re.split(r'(\W)', new['line'])

        sequence = difflib.SequenceMatcher(None, oldwords, newwords)

        oldfragments, newfragments = [], []

        for tag, i1, i2, j1, j2 in sequence.get_opcodes():

            oldfrag = ''.join(oldwords[i1:i2])

            newfrag = ''.join(newwords[j1:j2])

            if tag != 'equal':

                if oldfrag:

                    oldfrag = '<del>%s</del>' % oldfrag

                if newfrag:

        Whitespace is transformed into underscores, and then

        anything which is not a hyphen or a character that

        matches \w (alphanumerics and underscore) is removed.

        """

        # Transform all whitespace to underscore

        idstring = re.sub(r'\s', "_", '%s' % idstring)

        # Remove everything that is not a hyphen or a member of \w

        idstring = re.sub(r'(?!-)\W', "", idstring).lower()

        return idstring

    def prepare(self, inline_diff=True):

        """

        Prepare the passed udiff for HTML rendering. It'l return a list

        of dicts with diff information

        """

        parsed = self._parser(inline_diff=inline_diff)

        self.parsed = True

        self.parsed_diff = parsed

        return parsed

    def as_raw(self, diff_lines=None):

        """

        """

    def as_html(self, table_class='code-difftable', line_class='line',

                new_lineno_class='lineno old', old_lineno_class='lineno new',

                code_class='code', enable_comments=False, parsed_lines=None):

        """

        Return given diff as html table with customized css classes

        """

        def _link_to_if(condition, label, url):

            """

            Generates a link if condition is meet or just the label if not.

            """

            if condition:

                return '''<a href="%(url)s">%(label)s</a>''' % {

                    'url': url,

                    'label': label

                }

            else:

                return label

        if not self.parsed:

            self.prepare()

        diff_lines = self.parsed_diff

        if parsed_lines:

				%endfor

				<div class="pagination-wh pagination-left">

					${c.pagination.pager('$link_previous ~2~ $link_next')}

				</div>

				</div>

			</div>

			<script type="text/javascript" src="${h.url('/js/graph.js')}"></script>

			<script type="text/javascript">

				YAHOO.util.Event.onDOMReady(function(){

                    //Monitor range checkboxes and build a link to changesets

                    //ranges

                    var checkboxes = YUD.getElementsByClassName('changeset_range');

                    var url_tmpl = "${h.url('changeset_home',repo_name=c.repo_name,revision='__REVRANGE__')}";

                    YUE.on(checkboxes,'click',function(e){

                    	var clicked_cb = e.currentTarget;

                        var checked_checkboxes = [];

                        for (pos in checkboxes){

                            if(checkboxes[pos].checked){

                                checked_checkboxes.push(checkboxes[pos]);

                            }

                        }

                        if(checked_checkboxes.length>0){

                          // modify open pull request to show we have selected cs

                          YUD.get('open_new_pr').innerHTML = _TM['Open new pull request for selected changesets'];

                        }else{

                          YUD.get('open_new_pr').innerHTML = _TM['Open new pull request'];

                        }

                        if(checked_checkboxes.length>1){

                        	var rev_end = checked_checkboxes[0].name;

                        	var rev_start = checked_checkboxes[checked_checkboxes.length-1].name;

                        	// now select all checkboxes in the middle.

                        	var checked = false;

                        	for (var i=0; i<checkboxes.length; i++){

                        		var cb = checkboxes[i];

                        		var rev = cb.name;

                        		if (rev == rev_end){

                        			checked = true;

                        		}

                                if (checked){

                                    cb.checked = true;

                                }

                                else{

                                    cb.checked = false;

                                }

                        		if (rev == rev_start){

                                    checked = false;

                                }

        ${self.breadcrumbs()}

    </div>

    <script>

    var _USERS_AC_DATA = ${c.users_array|n};

    var _GROUPS_AC_DATA = ${c.users_groups_array|n};

    AJAX_COMMENT_URL = "${url('changeset_comment',repo_name=c.repo_name,revision=c.changeset.raw_id)}";

    AJAX_COMMENT_DELETE_URL = "${url('changeset_comment_delete',repo_name=c.repo_name,comment_id='__COMMENT_ID__')}";

    </script>

    <div class="table">

		<div class="diffblock">

			<div class="code-header">

                <div class="hash">

                 r${c.changeset.revision}:${h.short_id(c.changeset.raw_id)}

                </div>

                <div class="date">

                  ${h.fmt_date(c.changeset.date)}

                </div>

                <div class="changeset-status-container">

                    %if c.statuses:

                      <div title="${_('Changeset status')}" class="changeset-status-lbl">[${h.changeset_status_lbl(c.statuses[0])}]</div>

                      <div class="changeset-status-ico"><img src="${h.url('/images/icons/flag_status_%s.png' % c.statuses[0])}" /></div>

                    %endif

                </div>

                <div class="diff-actions">

                  ${c.ignorews_url(request.GET)}

                  ${c.context_url(request.GET)}

                </div>

                <div class="comments-number" style="float:right;padding-right:5px">${ungettext("%d comment", "%d comments", len(c.comments)) % len(c.comments)} ${ungettext("(%d inline)", "(%d inline)", c.inline_cnt) % c.inline_cnt}</div>

			</div>

		</div>

	    <div id="changeset_content">

			<div class="container">

	             <div class="left">

	                 <div class="author">

	                     <div class="gravatar">

	                         <img alt="gravatar" src="${h.gravatar_url(h.email_or_none(c.changeset.author),20)}"/>

	                     </div>

	                     <span>${h.person(c.changeset.author)}</span><br/>

	                     <span><a href="mailto:${h.email_or_none(c.changeset.author)}">${h.email_or_none(c.changeset.author)}</a></span><br/>

	                 </div>

	                 <div class="message">${h.urlify_commit(c.changeset.message, c.repo_name)}</div>

	             </div>

	             <div class="right">

		             <div class="changes">

		                 <span class="removed" title="${_('removed')}">${len(c.changeset.removed)}</span>

		                 <span class="changed" title="${_('changed')}">${len(c.changeset.changed)}</span>

		                 <span class="added" title="${_('added')}">${len(c.changeset.added)}</span>

	                    % else:

                         <span class="removed" title="${_('affected %s files') % len(c.changeset.affected_files)}">!</span>

                         <span class="changed" title="${_('affected %s files') % len(c.changeset.affected_files)}">!</span>

                         <span class="added"   title="${_('affected %s files') % len(c.changeset.affected_files)}">!</span>

	                    % endif

		             </div>

		            %if c.changeset.parents:

		             %for p_cs in reversed(c.changeset.parents):

		                 <div class="parent">${_('Parent')}

                     <span class="changeset_id">${p_cs.revision}:<span class="changeset_hash">${h.link_to(h.short_id(p_cs.raw_id),

		                     h.url('changeset_home',repo_name=c.repo_name,revision=p_cs.raw_id),title=p_cs.message)}</span></span>

		                 </div>

		             %endfor

                    %else:

                        <div class="parent">${_('No parents')}</div>

                    %endif

		         <span class="logtags">

                 %if len(c.changeset.parents)>1:

                 <span class="merge">${_('merge')}</span>

                 %endif

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

##usage:

## <%namespace name="diff_block" file="/changeset/diff_block.html"/>

## ${diff_block.diff_block(change)}

##

<%def name="diff_block(change)">

%for FID,(cs1, cs2, change, path, diff, stats) in change.iteritems():

    ##%if op !='removed':

    <div id="${FID}_target" style="clear:both;margin-top:25px"></div>

    <div id="${FID}" class="diffblock  margined comm">

        <div class="code-header">

            <div class="changeset_header">

                <div class="changeset_file">

                    ${h.link_to_if(change!='removed',h.safe_unicode(path),h.url('files_home',repo_name=c.repo_name,

                    revision=cs2,f_path=h.safe_unicode(path)))}

                </div>

                <div class="diff-actions">

                  <a href="${h.url('files_diff_home',repo_name=c.repo_name,f_path=h.safe_unicode(path),diff2=cs2,diff1=cs1,diff='raw')}" class="tooltip" title="${h.tooltip(_('raw diff'))}"><img class="icon" src="${h.url('/images/icons/page_white.png')}"/></a>

                  ${c.ignorews_url(request.GET, h.FID(cs2,path))}

                  ${c.context_url(request.GET, h.FID(cs2,path))}

                </div>

                <span style="float:right;margin-top:-3px">

                  <label>

                  ${_('show inline comments')}

                  ${h.checkbox('',checked="checked",class_="show-inline-comments",id_for=h.FID(cs2,path))}

                  </label>

                </span>

            </div>

        </div>

        <div class="code-body">

            <div class="full_f_path" path="${h.safe_unicode(path)}"></div>

            ${diff|n}

        </div>

    </div>

    ##%endif

%endfor

</%def>

<%def name="diff_block_simple(change)">

  %for op,filenode_path,diff in change:

%if h.is_hg(c.rhodecode_repo):

# ${c.rhodecode_repo.alias.upper()} changeset patch

# User ${c.changeset.author|n}

# Date ${c.changeset.date}

# Node ID ${c.changeset.raw_id}

${c.parent_tmpl}

${c.changeset.message}

%endif