kallithea Changeset - a1bc4af25ec5

Changeset - a1bc4af25ec5

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Marcin Kuzminski - 12 years ago 2013-06-26 19:07:32
marcin@python-works.com

Implemented issue #387 side-by-side diffs view

8 files changed with 1673 insertions and 11 deletions:

rhodecode/config/routing.py

rhodecode/controllers/files.py

rhodecode/lib/helpers.py

rhodecode/public/css/mergerly.css

rhodecode/public/js/jquery.1.10.1.min.js

rhodecode/public/js/mergerly.js

1460

rhodecode/templates/changeset/diff_block.html

rhodecode/templates/files/diff_2way.html

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rhodecode/config/routing.py

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@@ @@ -271,435 +271,439 @@ def make_map(config): @@
                   action="update", conditions=dict(method=["PUT"]))
         m.connect("delete_users_group", "/users_groups/{id}",
                   action="delete", conditions=dict(method=["DELETE"]))
         m.connect("edit_users_group", "/users_groups/{id}/edit",
                   action="edit", conditions=dict(method=["GET"]),
                   function=check_user_group)
         m.connect("formatted_edit_users_group",
                   "/users_groups/{id}.{format}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("users_group", "/users_groups/{id}",
                   action="show", conditions=dict(method=["GET"]))
         m.connect("formatted_users_group", "/users_groups/{id}.{format}",
                   action="show", conditions=dict(method=["GET"]))
         #EXTRAS USER ROUTES
         # update
         m.connect("users_group_perm", "/users_groups/{id}/update_global_perm",
                   action="update_perm", conditions=dict(method=["PUT"]))
         #add user group perm member
         m.connect('set_user_group_perm_member', "/users_groups/{id}/grant_perm",
              action="set_user_group_perm_member",
              conditions=dict(method=["POST"]))
         #ajax delete user group perm
         m.connect('delete_user_group_perm_member', "/users_groups/{id}/revoke_perm",
              action="delete_user_group_perm_member",
              conditions=dict(method=["DELETE"]))
     #ADMIN GROUP REST ROUTES
     rmap.resource('group', 'groups',
                   controller='admin/groups', path_prefix=ADMIN_PREFIX)
     #ADMIN PERMISSIONS REST ROUTES
     rmap.resource('permission', 'permissions',
                   controller='admin/permissions', path_prefix=ADMIN_PREFIX)
     #ADMIN DEFAULTS REST ROUTES
     rmap.resource('default', 'defaults',
                   controller='admin/defaults', path_prefix=ADMIN_PREFIX)
     ##ADMIN LDAP SETTINGS
     rmap.connect('ldap_settings', '%s/ldap' % ADMIN_PREFIX,
                  controller='admin/ldap_settings', action='ldap_settings',
                  conditions=dict(method=["POST"]))
     rmap.connect('ldap_home', '%s/ldap' % ADMIN_PREFIX,
                  controller='admin/ldap_settings')
     #ADMIN SETTINGS REST ROUTES
     with rmap.submapper(path_prefix=ADMIN_PREFIX,
                         controller='admin/settings') as m:
         m.connect("admin_settings", "/settings",
                   action="create", conditions=dict(method=["POST"]))
         m.connect("admin_settings", "/settings",
                   action="index", conditions=dict(method=["GET"]))
         m.connect("formatted_admin_settings", "/settings.{format}",
                   action="index", conditions=dict(method=["GET"]))
         m.connect("admin_new_setting", "/settings/new",
                   action="new", conditions=dict(method=["GET"]))
         m.connect("formatted_admin_new_setting", "/settings/new.{format}",
                   action="new", conditions=dict(method=["GET"]))
         m.connect("/settings/{setting_id}",
                   action="update", conditions=dict(method=["PUT"]))
         m.connect("/settings/{setting_id}",
                   action="delete", conditions=dict(method=["DELETE"]))
         m.connect("admin_edit_setting", "/settings/{setting_id}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("formatted_admin_edit_setting",
                   "/settings/{setting_id}.{format}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("admin_setting", "/settings/{setting_id}",
                   action="show", conditions=dict(method=["GET"]))
         m.connect("formatted_admin_setting", "/settings/{setting_id}.{format}",
                   action="show", conditions=dict(method=["GET"]))
         m.connect("admin_settings_my_account", "/my_account",
                   action="my_account", conditions=dict(method=["GET"]))
         m.connect("admin_settings_my_account_update", "/my_account_update",
                   action="my_account_update", conditions=dict(method=["PUT"]))
         m.connect("admin_settings_my_repos", "/my_account/repos",
                   action="my_account_my_repos", conditions=dict(method=["GET"]))
         m.connect("admin_settings_my_pullrequests", "/my_account/pull_requests",
                   action="my_account_my_pullrequests", conditions=dict(method=["GET"]))
     #NOTIFICATION REST ROUTES
     with rmap.submapper(path_prefix=ADMIN_PREFIX,
                         controller='admin/notifications') as m:
         m.connect("notifications", "/notifications",
                   action="create", conditions=dict(method=["POST"]))
         m.connect("notifications", "/notifications",
                   action="index", conditions=dict(method=["GET"]))
         m.connect("notifications_mark_all_read", "/notifications/mark_all_read",
                   action="mark_all_read", conditions=dict(method=["GET"]))
         m.connect("formatted_notifications", "/notifications.{format}",
                   action="index", conditions=dict(method=["GET"]))
         m.connect("new_notification", "/notifications/new",
                   action="new", conditions=dict(method=["GET"]))
         m.connect("formatted_new_notification", "/notifications/new.{format}",
                   action="new", conditions=dict(method=["GET"]))
         m.connect("/notifications/{notification_id}",
                   action="update", conditions=dict(method=["PUT"]))
         m.connect("/notifications/{notification_id}",
                   action="delete", conditions=dict(method=["DELETE"]))
         m.connect("edit_notification", "/notifications/{notification_id}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("formatted_edit_notification",
                   "/notifications/{notification_id}.{format}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("notification", "/notifications/{notification_id}",
                   action="show", conditions=dict(method=["GET"]))
         m.connect("formatted_notification", "/notifications/{notification_id}.{format}",
                   action="show", conditions=dict(method=["GET"]))
     #ADMIN GIST
     with rmap.submapper(path_prefix=ADMIN_PREFIX,
                         controller='admin/gists') as m:
         m.connect("gists", "/gists",
                   action="create", conditions=dict(method=["POST"]))
         m.connect("gists", "/gists",
                   action="index", conditions=dict(method=["GET"]))
         m.connect("new_gist", "/gists/new",
                   action="new", conditions=dict(method=["GET"]))
         m.connect("formatted_new_gist", "/gists/new.{format}",
                   action="new", conditions=dict(method=["GET"]))
         m.connect("formatted_gists", "/gists.{format}",
                   action="index", conditions=dict(method=["GET"]))
         m.connect("/gists/{gist_id}",
                   action="update", conditions=dict(method=["PUT"]))
         m.connect("/gists/{gist_id}",
                   action="delete", conditions=dict(method=["DELETE"]))
         m.connect("edit_gist", "/gists/{gist_id}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("formatted_edit_gist",
                   "/gists/{gist_id}/{format}/edit",
                   action="edit", conditions=dict(method=["GET"]))
         m.connect("gist", "/gists/{gist_id}",
                   action="show", conditions=dict(method=["GET"]))
         m.connect("formatted_gist", "/gists/{gist_id}/{format}",
                   action="show", conditions=dict(method=["GET"]))
         m.connect("formatted_gist_file", "/gists/{gist_id}/{format}/{revision}/{f_path:.*}",
                   action="show", conditions=dict(method=["GET"]))
     #ADMIN MAIN PAGES
     with rmap.submapper(path_prefix=ADMIN_PREFIX,
                         controller='admin/admin') as m:
         m.connect('admin_home', '', action='index')
         m.connect('admin_add_repo', '/add_repo/{new_repo:[a-z0-9\. _-]*}',
                   action='add_repo')
     #==========================================================================
     # API V2
     #==========================================================================
     with rmap.submapper(path_prefix=ADMIN_PREFIX,
                         controller='api/api') as m:
         m.connect('api', '/api')
     #USER JOURNAL
     rmap.connect('journal', '%s/journal' % ADMIN_PREFIX,
                  controller='journal', action='index')
     rmap.connect('journal_rss', '%s/journal/rss' % ADMIN_PREFIX,
                  controller='journal', action='journal_rss')
     rmap.connect('journal_atom', '%s/journal/atom' % ADMIN_PREFIX,
                  controller='journal', action='journal_atom')
     rmap.connect('public_journal', '%s/public_journal' % ADMIN_PREFIX,
                  controller='journal', action="public_journal")
     rmap.connect('public_journal_rss', '%s/public_journal/rss' % ADMIN_PREFIX,
                  controller='journal', action="public_journal_rss")
     rmap.connect('public_journal_rss_old', '%s/public_journal_rss' % ADMIN_PREFIX,
                  controller='journal', action="public_journal_rss")
     rmap.connect('public_journal_atom',
                  '%s/public_journal/atom' % ADMIN_PREFIX, controller='journal',
                  action="public_journal_atom")
     rmap.connect('public_journal_atom_old',
                  '%s/public_journal_atom' % ADMIN_PREFIX, controller='journal',
                  action="public_journal_atom")
     rmap.connect('toggle_following', '%s/toggle_following' % ADMIN_PREFIX,
                  controller='journal', action='toggle_following',
                  conditions=dict(method=["POST"]))
     #SEARCH
     rmap.connect('search', '%s/search' % ADMIN_PREFIX, controller='search',)
     rmap.connect('search_repo_admin', '%s/search/{repo_name:.*}' % ADMIN_PREFIX,
                  controller='search',
                  conditions=dict(function=check_repo))
     rmap.connect('search_repo', '/{repo_name:.*?}/search',
                  controller='search',
                  conditions=dict(function=check_repo),
+                 )
     #LOGIN/LOGOUT/REGISTER/SIGN IN
     rmap.connect('login_home', '%s/login' % ADMIN_PREFIX, controller='login')
     rmap.connect('logout_home', '%s/logout' % ADMIN_PREFIX, controller='login',
                  action='logout')
     rmap.connect('register', '%s/register' % ADMIN_PREFIX, controller='login',
                  action='register')
     rmap.connect('reset_password', '%s/password_reset' % ADMIN_PREFIX,
                  controller='login', action='password_reset')
     rmap.connect('reset_password_confirmation',
                  '%s/password_reset_confirmation' % ADMIN_PREFIX,
                  controller='login', action='password_reset_confirmation')
     #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('repo_size', '/{repo_name:.*?}/repo_size',
                 controller='summary', action='repo_size',
                 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))
     # no longer user, but kept for routes to work
     rmap.connect("_edit_repo", "/{repo_name:.*?}/edit",
                  controller='admin/repos', action="edit",
                  conditions=dict(method=["GET"], function=check_repo)
+                 )
     rmap.connect("edit_repo", "/{repo_name:.*?}/settings",
                  controller='admin/repos', action="edit",
                  conditions=dict(method=["GET"], function=check_repo)
+                 )
     #still working url for backward compat.
     rmap.connect('raw_changeset_home_depraced',
                  '/{repo_name:.*?}/raw-changeset/{revision}',
                  controller='changeset', action='changeset_raw',
                  revision='tip', conditions=dict(function=check_repo))
     ## new URLs
     rmap.connect('changeset_raw_home',
                  '/{repo_name:.*?}/changeset-diff/{revision}',
                  controller='changeset', action='changeset_raw',
                  revision='tip', conditions=dict(function=check_repo))
     rmap.connect('changeset_patch_home',
                  '/{repo_name:.*?}/changeset-patch/{revision}',
                  controller='changeset', action='changeset_patch',
                  revision='tip', conditions=dict(function=check_repo))
     rmap.connect('changeset_download_home',
                  '/{repo_name:.*?}/changeset-download/{revision}',
                  controller='changeset', action='changeset_download',
                  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_preview',
                  '/{repo_name:.*?}/changeset/comment/preview',
                 controller='changeset', action='preview_comment',
                 conditions=dict(function=check_repo, method=["POST"]))
     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|__other_ref_type__)',
                             other_ref_type='(branch|book|tag|rev|__org_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}',
                  controller='pullrequests',
                  action='show', conditions=dict(function=check_repo,
                                                 method=["GET"]))
     rmap.connect('pullrequest_update',
                  '/{repo_name:.*?}/pull-request/{pull_request_id}',
                  controller='pullrequests',
                  action='update', conditions=dict(function=check_repo,
                                                 method=["PUT"]))
     rmap.connect('pullrequest_delete',
                  '/{repo_name:.*?}/pull-request/{pull_request_id}',
                  controller='pullrequests',
                  action='delete', conditions=dict(function=check_repo,
                                                 method=["DELETE"]))
     rmap.connect('pullrequest_show_all',
                  '/{repo_name:.*?}/pull-request',
                  controller='pullrequests',
                  action='show_all', conditions=dict(function=check_repo,
                                                 method=["GET"]))
     rmap.connect('pullrequest_comment',
                  '/{repo_name:.*?}/pull-request-comment/{pull_request_id}',
                  controller='pullrequests',
                  action='comment', conditions=dict(function=check_repo,
                                                 method=["POST"]))
     rmap.connect('pullrequest_comment_delete',
                  '/{repo_name:.*?}/pull-request-comment/{comment_id}/delete',
                 controller='pullrequests', action='delete_comment',
                 conditions=dict(function=check_repo, method=["DELETE"]))
     rmap.connect('summary_home_summary', '/{repo_name:.*?}/summary',
                 controller='summary', conditions=dict(function=check_repo))
     rmap.connect('branches_home', '/{repo_name:.*?}/branches',
                 controller='branches', conditions=dict(function=check_repo))
     rmap.connect('tags_home', '/{repo_name:.*?}/tags',
                 controller='tags', conditions=dict(function=check_repo))
     rmap.connect('bookmarks_home', '/{repo_name:.*?}/bookmarks',
                 controller='bookmarks', conditions=dict(function=check_repo))
     rmap.connect('changelog_home', '/{repo_name:.*?}/changelog',
                 controller='changelog', conditions=dict(function=check_repo))
     rmap.connect('changelog_summary_home', '/{repo_name:.*?}/changelog_summary',
                 controller='changelog', action='changelog_summary',
                 conditions=dict(function=check_repo))
     rmap.connect('changelog_file_home', '/{repo_name:.*?}/changelog/{revision}/{f_path:.*}',
                 controller='changelog', f_path=None,
                 conditions=dict(function=check_repo))
     rmap.connect('changelog_details', '/{repo_name:.*?}/changelog_details/{cs}',
                 controller='changelog', action='changelog_details',
                 conditions=dict(function=check_repo))
     rmap.connect('files_home', '/{repo_name:.*?}/files/{revision}/{f_path:.*}',
                 controller='files', revision='tip', f_path='',
                 conditions=dict(function=check_repo))
     rmap.connect('files_home_nopath', '/{repo_name:.*?}/files/{revision}',
                 controller='files', revision='tip', f_path='',
                 conditions=dict(function=check_repo))
     rmap.connect('files_history_home',
                  '/{repo_name:.*?}/history/{revision}/{f_path:.*}',
                  controller='files', action='history', revision='tip', f_path='',
                  conditions=dict(function=check_repo))
     rmap.connect('files_diff_home', '/{repo_name:.*?}/diff/{f_path:.*}',
                 controller='files', action='diff', revision='tip', f_path='',
                 conditions=dict(function=check_repo))
     rmap.connect('files_diff_2way_home', '/{repo_name:.*?}/diff-2way/{f_path:.*}',
                 controller='files', action='diff_2way', revision='tip', f_path='',
                 conditions=dict(function=check_repo))
     rmap.connect('files_rawfile_home',
                  '/{repo_name:.*?}/rawfile/{revision}/{f_path:.*}',
                  controller='files', action='rawfile', revision='tip',
                  f_path='', conditions=dict(function=check_repo))
     rmap.connect('files_raw_home',
                  '/{repo_name:.*?}/raw/{revision}/{f_path:.*}',
                  controller='files', action='raw', revision='tip', f_path='',
                  conditions=dict(function=check_repo))
     rmap.connect('files_annotate_home',
                  '/{repo_name:.*?}/annotate/{revision}/{f_path:.*}',
                  controller='files', action='index', revision='tip',
                  f_path='', annotate=True, conditions=dict(function=check_repo))
     rmap.connect('files_edit_home',
                  '/{repo_name:.*?}/edit/{revision}/{f_path:.*}',
                  controller='files', action='edit', revision='tip',
                  f_path='', conditions=dict(function=check_repo))
     rmap.connect('files_add_home',
                  '/{repo_name:.*?}/add/{revision}/{f_path:.*}',
                  controller='files', action='add', revision='tip',
                  f_path='', conditions=dict(function=check_repo))
     rmap.connect('files_archive_home', '/{repo_name:.*?}/archive/{fname}',
                 controller='files', action='archivefile',
                 conditions=dict(function=check_repo))
     rmap.connect('files_nodelist_home',
                  '/{repo_name:.*?}/nodelist/{revision}/{f_path:.*}',
                 controller='files', action='nodelist',
                 conditions=dict(function=check_repo))
     rmap.connect('repo_fork_create_home', '/{repo_name:.*?}/fork',
                 controller='forks', action='fork_create',
                 conditions=dict(function=check_repo, method=["POST"]))
     rmap.connect('repo_fork_home', '/{repo_name:.*?}/fork',
                 controller='forks', action='fork',
                 conditions=dict(function=check_repo))
     rmap.connect('repo_forks_home', '/{repo_name:.*?}/forks',
                  controller='forks', action='forks',
                  conditions=dict(function=check_repo))
     rmap.connect('repo_followers_home', '/{repo_name:.*?}/followers',
                  controller='followers', action='followers',
                  conditions=dict(function=check_repo))
     return rmap

rhodecode/controllers/files.py

➞

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 # -*- 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
 import shutil
 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, action_logger
 from rhodecode.lib import diffs
 from rhodecode.lib import helpers as h
 from rhodecode.lib.compat import OrderedDict
+from rhodecode.lib.compat import OrderedDict, json
 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
 from webob.exc import HTTPNotFound
 from rhodecode.lib.exceptions import NonRelativePathError
 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 = h.link_to(_('Click here to add new file'), url_)
             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:  # including ChangesetDoesNotExistError
             h.flash(str(e), category='error')
             raise HTTPNotFound()
     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='error')
             raise HTTPNotFound()
         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)
         c.changeset = self.__get_cs_or_redirect(revision, repo_name)
         c.branch = request.GET.get('branch', None)
         c.f_path = f_path
         c.annotate = annotate
         c.changeset = self.__get_cs_or_redirect(revision, repo_name)
         cur_rev = c.changeset.revision
         # prev link
         try:
             prev_rev = c.rhodecode_repo.get_changeset(cur_rev).prev(c.branch)
             c.url_prev = url('files_home', repo_name=c.repo_name,
                          revision=prev_rev.raw_id, f_path=f_path)
             if c.branch:
                 c.url_prev += '?branch=%s' % c.branch
         except (ChangesetDoesNotExistError, VCSError):
             c.url_prev = '#'
         # next link
         try:
             next_rev = c.rhodecode_repo.get_changeset(cur_rev).next(c.branch)
             c.url_next = url('files_home', repo_name=c.repo_name,
                      revision=next_rev.raw_id, f_path=f_path)
             if c.branch:
                 c.url_next += '?branch=%s' % c.branch
         except (ChangesetDoesNotExistError, VCSError):
             c.url_next = '#'
         # files or dirs
         try:
             c.file = c.changeset.get_node(f_path)
             if c.file.is_file():
                 c.load_full_history = False
                 file_last_cs = c.file.last_changeset
                 c.file_changeset = (c.changeset
                                     if c.changeset.revision < file_last_cs.revision
                                     else file_last_cs)
                 #determine if we're on branch head
                 _branches = c.rhodecode_repo.branches
                 c.on_branch_head = revision in _branches.keys() + _branches.values()
                 _hist = []
                 c.file_history = []
                 if c.load_full_history:
                     c.file_history, _hist = self._get_node_history(c.changeset, f_path)
                 c.authors = []
                 for a in set([x.author for x in _hist]):
                     c.authors.append((h.email(a), h.person(a)))
             else:
                 c.authors = c.file_history = []
         except RepositoryError, e:
             h.flash(str(e), category='error')
             raise HTTPNotFound()
         if request.environ.get('HTTP_X_PARTIAL_XHR'):
             return render('files/files_ypjax.html')
         return render('files/files.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def history(self, repo_name, revision, f_path, annotate=False):
         if request.environ.get('HTTP_X_PARTIAL_XHR'):
             c.changeset = self.__get_cs_or_redirect(revision, repo_name)
             c.f_path = f_path
             c.annotate = annotate
             c.file = c.changeset.get_node(f_path)
             if c.file.is_file():
                 file_last_cs = c.file.last_changeset
                 c.file_changeset = (c.changeset
                                     if c.changeset.revision < file_last_cs.revision
                                     else file_last_cs)
                 c.file_history, _hist = self._get_node_history(c.changeset, f_path)
                 c.authors = []
                 for a in set([x.author for x in _hist]):
                     c.authors.append((h.email(a), h.person(a)))
                 return render('files/files_history_box.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def rawfile(self, repo_name, revision, f_path):
         cs = self.__get_cs_or_redirect(revision, repo_name)
         file_node = self.__get_filenode_or_redirect(repo_name, cs, f_path)
         response.content_disposition = 'attachment; filename=%s' % \
             safe_str(f_path.split(Repository.url_sep())[-1])
         response.content_type = file_node.mimetype
         return file_node.content
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def raw(self, repo_name, revision, f_path):
         cs = self.__get_cs_or_redirect(revision, repo_name)
         file_node = self.__get_filenode_or_redirect(repo_name, cs, f_path)
         raw_mimetype_mapping = {
             # map original mimetype to a mimetype used for "show as raw"
             # you can also provide a content-disposition to override the
             # default "attachment" disposition.
             # orig_type: (new_type, new_dispo)
             # show images inline:
             'image/x-icon': ('image/x-icon', 'inline'),
             'image/png': ('image/png', 'inline'),
             'image/gif': ('image/gif', 'inline'),
             'image/jpeg': ('image/jpeg', 'inline'),
             'image/svg+xml': ('image/svg+xml', 'inline'),
+        }
         mimetype = file_node.mimetype
         try:
             mimetype, dispo = raw_mimetype_mapping[mimetype]
         except KeyError:
             # we don't know anything special about this, handle it safely
             if file_node.is_binary:
                 # do same as download raw for binary files
                 mimetype, dispo = 'application/octet-stream', 'attachment'
             else:
                 # do not just use the original mimetype, but force text/plain,
                 # otherwise it would serve text/html and that might be unsafe.
                 # Note: underlying vcs library fakes text/plain mimetype if the
                 # mimetype can not be determined and it thinks it is not
                 # binary.This might lead to erroneous text display in some
                 # cases, but helps in other cases, like with text files
                 # without extension.
                 mimetype, dispo = 'text/plain', 'inline'
         if dispo == 'attachment':
             dispo = 'attachment; filename=%s' % \
                         safe_str(f_path.split(os.sep)[-1])
         response.content_disposition = dispo
         response.content_type = mimetype
         return file_node.content
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     def edit(self, repo_name, revision, f_path):
         repo = c.rhodecode_db_repo
         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'))
         # check if revision is a branch identifier- basically we cannot
         # create multiple heads via file editing
         _branches = repo.scm_instance.branches
         # check if revision is a branch name or branch hash
         if revision not in _branches.keys() + _branches.values():
             h.flash(_('You can only edit files with revision '
                       'being a valid branch '), category='warning')
             return redirect(h.url('files_home',
                                   repo_name=repo_name, revision='tip',
                                   f_path=f_path))
         r_post = request.POST
         c.cs = self.__get_cs_or_redirect(revision, repo_name)
         c.file = self.__get_filenode_or_redirect(repo_name, c.cs, f_path)
         if c.file.is_binary:
             return redirect(url('files_home', repo_name=c.repo_name,
                          revision=c.cs.raw_id, f_path=f_path))
         c.default_message = _('Edited file %s via RhodeCode') % (f_path)
         c.f_path = f_path
         if r_post:
             old_content = c.file.content
             sl = old_content.splitlines(1)
             first_line = sl[0] if sl else ''
             # modes:  0 - Unix, 1 - Mac, 2 - DOS
             mode = detect_mode(first_line, 0)
             content = convert_line_endings(r_post.get('content', ''), mode)
             message = r_post.get('message') or c.default_message
             author = self.rhodecode_user.full_contact
             if content == old_content:
                 h.flash(_('No changes'), category='warning')
                 return redirect(url('changeset_home', repo_name=c.repo_name,
                                     revision='tip'))
             try:
                 self.scm_model.commit_change(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=f_path)
                 h.flash(_('Successfully committed to %s') % f_path,
                         category='success')
             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_edit.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     def add(self, repo_name, revision, 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
             filename = r_post.get('filename')
             location = r_post.get('location', '')
             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
             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'))
             #strip all crap out of file, just leave the basename
             filename = os.path.basename(filename)
             node_path = os.path.join(location, filename)
             author = self.rhodecode_user.full_contact
             try:
                 nodes = {
                     node_path: {
                         'content': content
+                    }
+                }
                 self.scm_model.create_nodes(
                     user=c.rhodecode_user.user_id, repo=c.rhodecode_db_repo,
                     message=message,
                     nodes=nodes,
                     parent_cs=c.cs,
                     author=author,
+                )
                 h.flash(_('Successfully committed to %s') % node_path,
                         category='success')
             except NonRelativePathError, e:
                 h.flash(_('Location must be relative path and must not '
                           'contain .. in path'), category='warning')
                 return redirect(url('changeset_home', repo_name=c.repo_name,
                                     revision='tip'))
             except (NodeError, 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 not dbrepo.enable_downloads:
                 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')
         # archive cache
         from rhodecode import CONFIG
         rev_name = cs.raw_id[:12]
         archive_name = '%s-%s%s' % (safe_str(repo_name.replace('/', '_')),
                                     safe_str(rev_name), ext)
         use_cached_archive = False  # defines if we use cached version of archive
         archive_cache_enabled = CONFIG.get('archive_cache_dir')
         if not subrepos and archive_cache_enabled:
             #check if we it's ok to write
             if not os.path.isdir(CONFIG['archive_cache_dir']):
                 os.makedirs(CONFIG['archive_cache_dir'])
             cached_archive_path = os.path.join(CONFIG['archive_cache_dir'], archive_name)
             if os.path.isfile(cached_archive_path):
                 log.debug('Found cached archive in %s' % cached_archive_path)
                 fd, archive = None, cached_archive_path
                 use_cached_archive = True
             else:
                 log.debug('Archive %s is not yet cached' % (archive_name))
         if not use_cached_archive:
             #generate new archive
             try:
                 fd, archive = tempfile.mkstemp()
                 t = open(archive, 'wb')
                 log.debug('Creating new temp archive in %s' % archive)
                 cs.fill_archive(stream=t, kind=fileformat, subrepos=subrepos)
                 if archive_cache_enabled:
                     #if we generated the archive and use cache rename that
                     log.debug('Storing new archive in %s' % cached_archive_path)
                     shutil.move(archive, cached_archive_path)
                     archive = cached_archive_path
             finally:
                 t.close()
         def get_chunked_archive(archive):
             stream = open(archive, 'rb')
             while True:
                 data = stream.read(16 * 1024)
                 if not data:
                     stream.close()
                     if fd:  # fd means we used temporary file
                         os.close(fd)
                     if not archive_cache_enabled:
                         log.debug('Destroing temp archive %s' % archive)
                         os.remove(archive)
                     break
                 yield data
         # store download action
         action_logger(user=c.rhodecode_user,
                       action='user_downloaded_archive:%s' % (archive_name),
                       repo=repo_name, ipaddr=self.ip_addr, commit=True)
         response.content_disposition = str('attachment; filename=%s' % (archive_name))
         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)
                     if node2.is_dir():
                         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)
             diff = diffs.DiffProcessor(_diff, format='gitdiff')
             response.content_type = 'text/plain'
             return diff.as_raw()
         else:
             fid = h.FID(diff2, node2.path)
             line_context_lcl = get_line_ctx(fid, request.GET)
             ign_whitespace_lcl = get_ignore_ws(fid, request.GET)
             lim = request.GET.get('fulldiff') or self.cut_off_limit
             _, cs1, cs2, diff, st = diffs.wrapped_diff(filenode_old=node1,
                                          filenode_new=node2,
                                          cut_off_limit=lim,
                                          ignore_whitespace=ign_whitespace_lcl,
                                          line_context=line_context_lcl,
                                          enable_comments=False)
             op = ''
             filename = node1.path
             cs_changes = {
                 'fid': [cs1, cs2, op, filename, diff, st]
+            }
             c.changes = cs_changes
         return render('files/file_diff.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def diff_2way(self, repo_name, f_path):
         diff1 = request.GET.get('diff1', '')
         diff2 = request.GET.get('diff2', '')
         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)
                     if node2.is_dir():
                         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 node2.is_binary:
             node2_content = 'binary file'
         else:
             node2_content = node2.content
         if node1.is_binary:
             node1_content = 'binary file'
         else:
             node1_content = node1.content
         html_escape_table = {
             "&": "\u0026",
             '"': "\u0022",
             "'": "\u0027",
             ">": "\u003e",
             "<": "\<",
             '\\': "\u005c",
             '\n': '\\n'
+        }
         c.orig1 = h.html_escape((node1_content), html_escape_table)
         c.orig2 = h.html_escape((node2_content), html_escape_table)
         c.node1 = node1
         c.node2 = node2
         c.cs1 = c.changeset_1
         c.cs2 = c.changeset_2
         return render('files/diff_2way.html')
     def _get_node_history(self, cs, f_path, changesets=None):
         """
         get changesets history for given node
         :param cs: changeset to calculate history
         :param f_path: path for node to calculate history for
         :param changesets: if passed don't calculate history and take
             changesets defined in this list
         """
         # calculate history based on tip
         tip_cs = c.rhodecode_repo.get_changeset()
         if changesets is None:
             try:
                 changesets = tip_cs.get_file_history(f_path)
             except (NodeDoesNotExistError, ChangesetError):
                 #this node is not present at tip !
                 changesets = cs.get_file_history(f_path)
         hist_l = []
         changesets_group = ([], _("Changesets"))
         branches_group = ([], _("Branches"))
         tags_group = ([], _("Tags"))
         _hg = cs.repository.alias == 'hg'
         for chs in changesets:
             #_branch = '(%s)' % chs.branch if _hg else ''
             _branch = chs.branch
             n_desc = 'r%s:%s (%s)' % (chs.revision, chs.short_id, _branch)
             changesets_group[0].append((chs.raw_id, n_desc,))
         hist_l.append(changesets_group)
         for name, chs in c.rhodecode_repo.branches.items():
             branches_group[0].append((chs, name),)
         hist_l.append(branches_group)
         for name, chs in c.rhodecode_repo.tags.items():
             tags_group[0].append((chs, name),)
         hist_l.append(tags_group)
         return hist_l, changesets
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     @jsonify
     def nodelist(self, repo_name, revision, f_path):
         if request.environ.get('HTTP_X_PARTIAL_XHR'):
             cs = self.__get_cs_or_redirect(revision, repo_name)
             _d, _f = ScmModel().get_nodes(repo_name, cs.raw_id, f_path,
                                           flat=False)
             return {'nodes': _d + _f}

rhodecode/lib/helpers.py

➞

Show inline comments

 """Helper functions
 Consists of functions to typically be used within templates, but also
 available to Controllers. This module is available to both as 'h'.
 """
 import random
 import hashlib
 import StringIO
 import urllib
 import math
 import logging
 import re
 import urlparse
 import textwrap
 from datetime import datetime
 from pygments.formatters.html import HtmlFormatter
 from pygments import highlight as code_highlight
 from pylons import url
 from pylons.i18n.translation import _, ungettext
 from hashlib import md5
 from webhelpers.html import literal, HTML, escape
 from webhelpers.html.tools import *
 from webhelpers.html.builder import make_tag
 from webhelpers.html.tags import auto_discovery_link, checkbox, css_classes, \
     end_form, file, form, hidden, image, javascript_link, link_to, \
     link_to_if, link_to_unless, ol, required_legend, select, stylesheet_link, \
     submit, text, password, textarea, title, ul, xml_declaration, radio
 from webhelpers.html.tools import auto_link, button_to, highlight, \
     js_obfuscate, mail_to, strip_links, strip_tags, tag_re
 from webhelpers.number import format_byte_size, format_bit_size
 from webhelpers.pylonslib import Flash as _Flash
 from webhelpers.pylonslib.secure_form import secure_form
 from webhelpers.text import chop_at, collapse, convert_accented_entities, \
     convert_misc_entities, lchop, plural, rchop, remove_formatting, \
     replace_whitespace, urlify, truncate, wrap_paragraphs
 from webhelpers.date import time_ago_in_words
 from webhelpers.paginate import Page as _Page
 from webhelpers.html.tags import _set_input_attrs, _set_id_attr, \
     convert_boolean_attrs, NotGiven, _make_safe_id_component
 from rhodecode.lib.annotate import annotate_highlight
 from rhodecode.lib.utils import repo_name_slug, get_custom_lexer
 from rhodecode.lib.utils2 import str2bool, safe_unicode, safe_str, \
     get_changeset_safe, datetime_to_time, time_to_datetime, AttributeDict,\
     safe_int
 from rhodecode.lib.markup_renderer import MarkupRenderer
 from rhodecode.lib.vcs.exceptions import ChangesetDoesNotExistError
 from rhodecode.lib.vcs.backends.base import BaseChangeset, EmptyChangeset
 from rhodecode.config.conf import DATE_FORMAT, DATETIME_FORMAT
 from rhodecode.model.changeset_status import ChangesetStatusModel
 from rhodecode.model.db import URL_SEP, Permission
 log = logging.getLogger(__name__)
 html_escape_table = {
     "&": "&amp;",
     '"': "&quot;",
     "'": "&apos;",
     ">": "&gt;",
     "<": "&lt;",
+}
 def html_escape(text):
 def html_escape(text, html_escape_table=None):
     """Produce entities within text."""
     if not html_escape_table:
         html_escape_table = {
             "&": "&amp;",
             '"': "&quot;",
             "'": "&apos;",
             ">": "&gt;",
             "<": "&lt;",
+        }
     return "".join(html_escape_table.get(c, c) for c in text)
 def shorter(text, size=20):
     postfix = '...'
     if len(text) > size:
         return text[:size - len(postfix)] + postfix
     return text
 def _reset(name, value=None, id=NotGiven, type="reset", **attrs):
     """
     Reset button
     """
     _set_input_attrs(attrs, type, name, value)
     _set_id_attr(attrs, id, name)
     convert_boolean_attrs(attrs, ["disabled"])
     return HTML.input(**attrs)
 reset = _reset
 safeid = _make_safe_id_component
 def FID(raw_id, path):
     """
     Creates a uniqe ID for filenode based on it's hash of path and revision
     it's safe to use in urls
     :param raw_id:
     :param path:
     """
     return 'C-%s-%s' % (short_id(raw_id), md5(safe_str(path)).hexdigest()[:12])
 def get_token():
     """Return the current authentication token, creating one if one doesn't
     already exist.
     """
     token_key = "_authentication_token"
     from pylons import session
     if not token_key in session:
         try:
             token = hashlib.sha1(str(random.getrandbits(128))).hexdigest()
         except AttributeError:  # Python < 2.4
             token = hashlib.sha1(str(random.randrange(2 ** 128))).hexdigest()
         session[token_key] = token
         if hasattr(session, 'save'):
             session.save()
     return session[token_key]
 class _GetError(object):
     """Get error from form_errors, and represent it as span wrapped error
     message
     :param field_name: field to fetch errors for
     :param form_errors: form errors dict
     """
     def __call__(self, field_name, form_errors):
         tmpl = """<span class="error_msg">%s</span>"""
         if form_errors and field_name in form_errors:
             return literal(tmpl % form_errors.get(field_name))
 get_error = _GetError()
 class _ToolTip(object):
     def __call__(self, tooltip_title, trim_at=50):
         """
         Special function just to wrap our text into nice formatted
         autowrapped text
         :param tooltip_title:
         """
         tooltip_title = escape(tooltip_title)
         tooltip_title = tooltip_title.replace('<', '&lt;').replace('>', '&gt;')
         return tooltip_title
 tooltip = _ToolTip()
 class _FilesBreadCrumbs(object):
     def __call__(self, repo_name, rev, paths):
         if isinstance(paths, str):
             paths = safe_unicode(paths)
         url_l = [link_to(repo_name, url('files_home',
                                         repo_name=repo_name,
                                         revision=rev, f_path=''),
                          class_='ypjax-link')]
         paths_l = paths.split('/')
         for cnt, p in enumerate(paths_l):
             if p != '':
                 url_l.append(link_to(p,
                                      url('files_home',
                                          repo_name=repo_name,
                                          revision=rev,
                                          f_path='/'.join(paths_l[:cnt + 1])
                                          ),
                                      class_='ypjax-link'
+                                     )
+                             )
         return literal('/'.join(url_l))
 files_breadcrumbs = _FilesBreadCrumbs()
 class CodeHtmlFormatter(HtmlFormatter):
     """
     My code Html Formatter for source codes
     """
     def wrap(self, source, outfile):
         return self._wrap_div(self._wrap_pre(self._wrap_code(source)))
     def _wrap_code(self, source):
         for cnt, it in enumerate(source):
             i, t = it
             t = '<div id="L%s">%s</div>' % (cnt + 1, t)
             yield i, t
     def _wrap_tablelinenos(self, inner):
         dummyoutfile = StringIO.StringIO()
         lncount = 0
         for t, line in inner:
             if t:
                 lncount += 1
             dummyoutfile.write(line)
         fl = self.linenostart
         mw = len(str(lncount + fl - 1))
         sp = self.linenospecial
         st = self.linenostep
         la = self.lineanchors
         aln = self.anchorlinenos
         nocls = self.noclasses
         if sp:
             lines = []
             for i in range(fl, fl + lncount):
                 if i % st == 0:
                     if i % sp == 0:
                         if aln:
                             lines.append('<a href="#%s%d" class="special">%*d</a>' %
                                          (la, i, mw, i))
                         else:
                             lines.append('<span class="special">%*d</span>' % (mw, i))
                     else:
                         if aln:
                             lines.append('<a href="#%s%d">%*d</a>' % (la, i, mw, i))
                         else:
                             lines.append('%*d' % (mw, i))
                 else:
                     lines.append('')
             ls = '\n'.join(lines)
         else:
             lines = []
             for i in range(fl, fl + lncount):
                 if i % st == 0:
                     if aln:
                         lines.append('<a href="#%s%d">%*d</a>' % (la, i, mw, i))
                     else:
                         lines.append('%*d' % (mw, i))
                 else:
                     lines.append('')
             ls = '\n'.join(lines)
         # in case you wonder about the seemingly redundant <div> here: since the
         # content in the other cell also is wrapped in a div, some browsers in
         # some configurations seem to mess up the formatting...
         if nocls:
             yield 0, ('<table class="%stable">' % self.cssclass +
                       '<tr><td><div class="linenodiv" '
                       'style="background-color: #f0f0f0; padding-right: 10px">'
                       '<pre style="line-height: 125%">' +
                       ls + '</pre></div></td><td id="hlcode" class="code">')
         else:
             yield 0, ('<table class="%stable">' % self.cssclass +
                       '<tr><td class="linenos"><div class="linenodiv"><pre>' +
                       ls + '</pre></div></td><td id="hlcode" class="code">')
         yield 0, dummyoutfile.getvalue()
         yield 0, '</td></tr></table>'
 def pygmentize(filenode, **kwargs):
     """
     pygmentize function using pygments
     :param filenode:
     """
     lexer = get_custom_lexer(filenode.extension) or filenode.lexer
     return literal(code_highlight(filenode.content, lexer,
                                   CodeHtmlFormatter(**kwargs)))
 def pygmentize_annotation(repo_name, filenode, **kwargs):
     """
     pygmentize function for annotation
     :param filenode:
     """
     color_dict = {}
     def gen_color(n=10000):
         """generator for getting n of evenly distributed colors using
         hsv color and golden ratio. It always return same order of colors
         :returns: RGB tuple
         """
         def hsv_to_rgb(h, s, v):
             if s == 0.0:
                 return v, v, v
             i = int(h * 6.0)  # XXX assume int() truncates!
             f = (h * 6.0) - i
             p = v * (1.0 - s)
             q = v * (1.0 - s * f)
             t = v * (1.0 - s * (1.0 - f))
             i = i % 6
             if i == 0:
                 return v, t, p
             if i == 1:
                 return q, v, p
             if i == 2:
                 return p, v, t
             if i == 3:
                 return p, q, v
             if i == 4:
                 return t, p, v
             if i == 5:
                 return v, p, q
         golden_ratio = 0.618033988749895
         h = 0.22717784590367374
         for _ in xrange(n):
             h += golden_ratio
             h %= 1
             HSV_tuple = [h, 0.95, 0.95]
             RGB_tuple = hsv_to_rgb(*HSV_tuple)
             yield map(lambda x: str(int(x * 256)), RGB_tuple)
     cgenerator = gen_color()
     def get_color_string(cs):
         if cs in color_dict:
             col = color_dict[cs]
         else:
             col = color_dict[cs] = cgenerator.next()
         return "color: rgb(%s)! important;" % (', '.join(col))
     def url_func(repo_name):
         def _url_func(changeset):
             author = changeset.author
             date = changeset.date
             message = tooltip(changeset.message)
             tooltip_html = ("<div style='font-size:0.8em'><b>Author:</b>"
                             " %s<br/><b>Date:</b> %s</b><br/><b>Message:"
                             "</b> %s<br/></div>")
             tooltip_html = tooltip_html % (author, date, message)
             lnk_format = '%5s:%s' % ('r%s' % changeset.revision,
                                      short_id(changeset.raw_id))
             uri = link_to(
                     lnk_format,
                     url('changeset_home', repo_name=repo_name,
                         revision=changeset.raw_id),
                     style=get_color_string(changeset.raw_id),
                     class_='tooltip',
                     title=tooltip_html
+                  )
             uri += '\n'
             return uri
         return _url_func
     return literal(annotate_highlight(filenode, url_func(repo_name), **kwargs))
 def is_following_repo(repo_name, user_id):
     from rhodecode.model.scm import ScmModel
     return ScmModel().is_following_repo(repo_name, user_id)
 class _Message(object):
     """A message returned by ``Flash.pop_messages()``.
     Converting the message to a string returns the message text. Instances
     also have the following attributes:
     * ``message``: the message text.
     * ``category``: the category specified when the message was created.
     """
     def __init__(self, category, message):
         self.category=category
         self.message=message
     def __str__(self):
         return self.message
     __unicode__ = __str__
     def __html__(self):
         return escape(safe_unicode(self.message))
 class Flash(_Flash):
     def pop_messages(self):
         """Return all accumulated messages and delete them from the session.
         The return value is a list of ``Message`` objects.
         """
         from pylons import session
         messages = session.pop(self.session_key, [])
         session.save()
         return [_Message(*m) for m in messages]
 flash = Flash()
 #==============================================================================
 # SCM FILTERS available via h.
 #==============================================================================
 from rhodecode.lib.vcs.utils import author_name, author_email
 from rhodecode.lib.utils2 import credentials_filter, age as _age
 from rhodecode.model.db import User, ChangesetStatus
 age = lambda  x, y=False: _age(x, y)
 capitalize = lambda x: x.capitalize()
 email = author_email
 short_id = lambda x: x[:12]
 hide_credentials = lambda x: ''.join(credentials_filter(x))
 def show_id(cs):
     """
     Configurable function that shows ID
     by default it's r123:fffeeefffeee
     :param cs: changeset instance
     """
     from rhodecode import CONFIG
     def_len = safe_int(CONFIG.get('show_sha_length', 12))
     show_rev = str2bool(CONFIG.get('show_revision_number', True))
     raw_id = cs.raw_id[:def_len]
     if show_rev:
         return 'r%s:%s' % (cs.revision, raw_id)
     else:
         return '%s' % (raw_id)
 def fmt_date(date):
     if date:
         _fmt = u"%a, %d %b %Y %H:%M:%S".encode('utf8')
         return date.strftime(_fmt).decode('utf8')
     return ""
 def is_git(repository):
     if hasattr(repository, 'alias'):
         _type = repository.alias
     elif hasattr(repository, 'repo_type'):
         _type = repository.repo_type
     else:
         _type = repository
     return _type == 'git'
 def is_hg(repository):
     if hasattr(repository, 'alias'):
         _type = repository.alias
     elif hasattr(repository, 'repo_type'):
         _type = repository.repo_type
     else:
         _type = repository
     return _type == 'hg'

rhodecode/public/css/mergerly.css

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@@ new file 100644 @@
 /* required */
 .mergely-column textarea { width: 80px; height: 200px; }
 .mergely-column { float: left; }
 .mergely-margin { float: left; }
 .mergely-canvas { float: left; width: 28px; }
 /* resizeable */
 .mergely-resizer { width: 100%; height: 100%; }
 /* style configuration */
 .mergely-column { border: 1px solid #ccc; }
 .mergely-active { border: 1px solid #a3d1ff; }
 .mergely.a.rhs.start { border-top: 1px solid #ddffdd; }
 .mergely.a.lhs.start.end,
 .mergely.a.rhs.end { border-bottom: 1px solid #ddffdd; }
 .mergely.a.rhs { background-color: #ddffdd; }
 .mergely.a.lhs.start.end.first { border-bottom: 0; border-top: 1px solid #ddffdd; }
 .mergely.d.lhs { background-color: #edc0c0; }
 .mergely.d.lhs.end,
 .mergely.d.rhs.start.end { border-bottom: 1px solid #ffdddd; }
 .mergely.d.rhs.start.end.first { border-bottom: 0; border-top: 1px solid #ffdddd; }
 .mergely.d.lhs.start { border-top: 1px solid #ffdddd; }
 .mergely.c.lhs,
 .mergely.c.rhs { background-color: #fafafa; }
 .mergely.c.lhs.start,
 .mergely.c.rhs.start { border-top: 1px solid #a3a3a3; }
 .mergely.c.lhs.end,
 .mergely.c.rhs.end { border-bottom: 1px solid #a3a3a3; }
 .mergely.ch.a.rhs { background-color: #ddffdd; }
 .mergely.ch.d.lhs { background-color: #ffdddd; }
 .mergely-margin #compare-lhs-margin,
 .mergely-margin #compare-rhs-margin{
     cursor: pointer
+}

rhodecode/public/js/jquery.1.10.1.min.js

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@@ new file 100644 @@
 /*! jQuery v1.10.1 | (c) 2005, 2013 jQuery Foundation, Inc. | jquery.org/license
 //@ sourceMappingURL=jquery-1.10.1.min.map
 */
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rhodecode/public/js/mergerly.js

➞

Show inline comments

@@ new file 100644 @@
 Mgly = {};
 Mgly.Timer = function(){
 	var self = this;
 	self.start = function() { self.t0 = new Date().getTime(); }
 	self.stop = function() {
 		var t1 = new Date().getTime();
 		var d = t1 - self.t0;
 		self.t0 = t1;
 		return d;
+	}
 	self.start();
+}
 Mgly.ChangeExpression = new RegExp(/(\d+(?:,\d+)?)([acd])(\d+(?:,\d+)?)/);
 Mgly.DiffParser = function(diff) {
 	var changes = [];
 	var change_id = 0;
 	// parse diff
 	var diff_lines = diff.split(/\n/);
 	for (var i = 0; i < diff_lines.length; ++i) {
 		if (diff_lines[i].length == 0) continue;
 		var change = {};
 		var test = Mgly.ChangeExpression.exec(diff_lines[i]);
 		if (test == null) continue;
 		// lines are zero-based
 		var fr = test[1].split(',');
 		change['lhs-line-from'] = fr[0] - 1;
 		if (fr.length == 1) change['lhs-line-to'] = fr[0] - 1;
 		else change['lhs-line-to'] = fr[1] - 1;
 		var to = test[3].split(',');
 		change['rhs-line-from'] = to[0] - 1;
 		if (to.length == 1) change['rhs-line-to'] = to[0] - 1;
 		else change['rhs-line-to'] = to[1] - 1;
 		change['op'] = test[2];
 		changes[change_id++] = change;
+	}
 	return changes;
+}
 Mgly.sizeOf = function(obj) {
 	var size = 0, key;
 	for (key in obj) {
 		if (obj.hasOwnProperty(key)) size++;
+	}
 	return size;
+}
 Mgly.LCS = function(x, y) {
 	this.x = x.replace(/[ ]{1}/g, '\n');
 	this.y = y.replace(/[ ]{1}/g, '\n');
+}
 jQuery.extend(Mgly.LCS.prototype, {
 	clear: function() { this.ready = 0; },
 	diff: function(added, removed) {
 		var d = new Mgly.diff(this.x, this.y, retain_lines = true, ignore_ws = false);
 		var changes = Mgly.DiffParser(d.normal_form());
 		var li = 0, lj = 0;
 		for (var i = 0; i < changes.length; ++i) {
 			var change = changes[i];
 			if (change.op != 'a') {
 				// find the starting index of the line
 				li = d.lhs_lines.slice(0, change['lhs-line-from']).join(' ').length;
 				// get the index of the the span of the change
 				lj = change['lhs-line-to'] + 1;
 				// get the changed text
 				var lchange = d.lhs_lines.slice(change['lhs-line-from'], lj).join(' ');
 				if (change.op == 'd') lchange += ' ';// include the leading space
 				else if (li > 0 && change.op == 'c') li += 1; // ignore leading space if not first word
 				// output the changed index and text
 				removed(li, li + lchange.length);
+			}
 			if (change.op != 'd') {
 				// find the starting index of the line
 				li = d.rhs_lines.slice(0, change['rhs-line-from']).join(' ').length;
 				// get the index of the the span of the change
 				lj = change['rhs-line-to'] + 1;
 				// get the changed text
 				var rchange = d.rhs_lines.slice(change['rhs-line-from'], lj).join(' ');
 				if (change.op == 'a') rchange += ' ';// include the leading space
 				else if (li > 0 && change.op == 'c') li += 1; // ignore leading space if not first word
 				// output the changed index and text
 				added(li, li + rchange.length);
+			}
+		}
+	}
 });
 Mgly.diff = function(lhs, rhs, retain_lines, ignore_ws) {
 	this.diff_codes = {};
 	this.max_code = 0;
 	var lhs_lines = lhs.split('\n');
 	var rhs_lines = rhs.split('\n');
 	if (lhs.length == 0) lhs_lines = [];
 	if (rhs.length == 0) rhs_lines = [];
 	var lhs_data = new Object();
 	lhs_data.data = this._diff_codes(lhs_lines, ignore_ws);
 	lhs_data.modified = {};
 	lhs_data.length = Mgly.sizeOf(lhs_data.data);
 	var rhs_data = new Object();
 	rhs_data.data = this._diff_codes(rhs_lines, ignore_ws);
 	rhs_data.modified = {};
 	rhs_data.length = Mgly.sizeOf(rhs_data.data);
 	var max = (lhs_data.length + rhs_data.length + 1);
 	var vector_d = Array( 2 * max + 2 );
 	var vector_u = Array( 2 * max + 2 );
 	this._lcs(lhs_data, 0, lhs_data.length, rhs_data, 0, rhs_data.length, vector_u, vector_d);
 	this._optimize(lhs_data);
 	this._optimize(rhs_data);
 	this.items = this._create_diffs(lhs_data, rhs_data);
 	if (retain_lines) {
 		this.lhs_lines = lhs_lines;
 		this.rhs_lines = rhs_lines;
+	}
 };
 jQuery.extend(Mgly.diff.prototype, {
 	changes: function() { return this.items; },
 	normal_form: function() {
 		var nf = '';
 		for (var index = 0; index < this.items.length; ++index) {
 			var item = this.items[index];
 			var lhs_str = '';
 			var rhs_str = '';
 			var change = 'c';
 			if (item.lhs_deleted_count == 0 && item.rhs_inserted_count > 0) change = 'a';
 			else if (item.lhs_deleted_count > 0 && item.rhs_inserted_count == 0) change = 'd';
 			if (item.lhs_deleted_count == 1) lhs_str = item.lhs_start + 1;
 			else if (item.lhs_deleted_count == 0) lhs_str = item.lhs_start;
 			else lhs_str = (item.lhs_start + 1) + ',' + (item.lhs_start + item.lhs_deleted_count);
 			if (item.rhs_inserted_count == 1) rhs_str = item.rhs_start + 1;
 			else if (item.rhs_inserted_count == 0) rhs_str = item.rhs_start;
 			else rhs_str = (item.rhs_start + 1) + ',' + (item.rhs_start + item.rhs_inserted_count);
 			nf += lhs_str + change + rhs_str + '\n';
 			if (this.rhs_lines && this.lhs_lines) {
 				// if rhs/lhs lines have been retained, output contextual diff
 				for (var i = item.lhs_start; i < item.lhs_start + item.lhs_deleted_count; ++i) {
 					nf += '< ' + this.lhs_lines[i] + '\n';
+				}
 				if (item.rhs_inserted_count && item.lhs_deleted_count) nf += '---\n';
 				for (var i = item.rhs_start; i < item.rhs_start + item.rhs_inserted_count; ++i) {
 					nf += '> ' + this.rhs_lines[i] + '\n';
+				}
+			}
+		}
 		return nf;
 	},
 	_diff_codes: function(lines, ignore_ws) {
 		var code = this.max_code;
 		var codes = {};
 		for (var i = 0; i < lines.length; ++i) {
 			var line = lines[i];
 			if (ignore_ws) {
 				line = line.replace(/\s+/g, '');
+			}
 			var aCode = this.diff_codes[line];
 			if (aCode != undefined) {
 				codes[i] = aCode;
+			}
 			else {
 				this.max_code++;
 				this.diff_codes[line] = this.max_code;
 				codes[i] = this.max_code;
+			}
+		}
 		return codes;
 	},
 	_lcs: function(lhs, lhs_lower, lhs_upper, rhs, rhs_lower, rhs_upper, vector_u, vector_d) {
 		while ( (lhs_lower < lhs_upper) && (rhs_lower < rhs_upper) && (lhs.data[lhs_lower] == rhs.data[rhs_lower]) ) {
 			++lhs_lower;
 			++rhs_lower;
+		}
 		while ( (lhs_lower < lhs_upper) && (rhs_lower < rhs_upper) && (lhs.data[lhs_upper - 1] == rhs.data[rhs_upper - 1]) ) {
 			--lhs_upper;
 			--rhs_upper;
+		}
 		if (lhs_lower == lhs_upper) {
 			while (rhs_lower < rhs_upper) {
 				rhs.modified[ rhs_lower++ ] = true;
+			}
+		}
 		else if (rhs_lower == rhs_upper) {
 			while (lhs_lower < lhs_upper) {
 				lhs.modified[ lhs_lower++ ] = true;
+			}
+		}
 		else {
 			var sms = this._sms(lhs, lhs_lower, lhs_upper, rhs, rhs_lower, rhs_upper, vector_u, vector_d);
 			this._lcs(lhs, lhs_lower, sms.x, rhs, rhs_lower, sms.y, vector_u, vector_d);
 			this._lcs(lhs, sms.x, lhs_upper, rhs, sms.y, rhs_upper, vector_u, vector_d);
+		}
 	},
 	_sms: function(lhs, lhs_lower, lhs_upper, rhs, rhs_lower, rhs_upper, vector_u, vector_d) {
 		var max = lhs.length + rhs.length + 1;
 		var kdown = lhs_lower - rhs_lower;
 		var kup = lhs_upper - rhs_upper;
 		var delta = (lhs_upper - lhs_lower) - (rhs_upper - rhs_lower);
 		var odd = (delta & 1) != 0;
 		var offset_down = max - kdown;
 		var offset_up = max - kup;
 		var maxd = ((lhs_upper - lhs_lower + rhs_upper - rhs_lower) / 2) + 1;
 		vector_d[ offset_down + kdown + 1 ] = lhs_lower;
 		vector_u[ offset_up + kup - 1 ] = lhs_upper;
 		var ret = {x:0,y:0};
 		for (var d = 0; d <= maxd; ++d) {
 			for (var k = kdown - d; k <= kdown + d; k += 2) {
 				var x, y;
 				if (k == kdown - d) {
 					x = vector_d[ offset_down + k + 1 ];//down
+				}
 				else {
 					x = vector_d[ offset_down + k - 1 ] + 1;//right
 					if ((k < (kdown + d)) && (vector_d[ offset_down + k + 1 ] >= x)) {
 						x = vector_d[ offset_down + k + 1 ];//down
+					}
+				}
 				y = x - k;
 				// find the end of the furthest reaching forward D-path in diagonal k.
 				while ((x < lhs_upper) && (y < rhs_upper) && (lhs.data[x] == rhs.data[y])) {
 					x++; y++;
+				}
 				vector_d[ offset_down + k ] = x;
 				// overlap ?
 				if (odd && (kup - d < k) && (k < kup + d)) {
 					if (vector_u[offset_up + k] <= vector_d[offset_down + k]) {
 						ret.x = vector_d[offset_down + k];
 						ret.y = vector_d[offset_down + k] - k;
 						return (ret);
+					}
+				}
+			}
 			// Extend the reverse path.
 			for (var k = kup - d; k <= kup + d; k += 2) {
 				// find the only or better starting point
 				var x, y;
 				if (k == kup + d) {
 					x = vector_u[offset_up + k - 1]; // up
 				} else {
 					x = vector_u[offset_up + k + 1] - 1; // left
 					if ((k > kup - d) && (vector_u[offset_up + k - 1] < x))
 						x = vector_u[offset_up + k - 1]; // up
+				}
 				y = x - k;
 				while ((x > lhs_lower) && (y > rhs_lower) && (lhs.data[x - 1] == rhs.data[y - 1])) {
 					// diagonal
 					x--;
 					y--;
+				}
 				vector_u[offset_up + k] = x;
 				// overlap ?
 				if (!odd && (kdown - d <= k) && (k <= kdown + d)) {
 					if (vector_u[offset_up + k] <= vector_d[offset_down + k]) {
 						ret.x = vector_d[offset_down + k];
 						ret.y = vector_d[offset_down + k] - k;
 						return (ret);
+					}
+				}
+			}
+		}
 		throw "the algorithm should never come here.";
 	},
 	_optimize: function(data) {
 		var start = 0, end = 0;
 		while (start < data.length) {
 			while ((start < data.length) && (data.modified[start] == undefined || data.modified[start] == false)) {
 				start++;
+			}
 			end = start;
 			while ((end < data.length) && (data.modified[end] == true)) {
 				end++;
+			}
 			if ((end < data.length) && (data.data[start] == data.data[end])) {
 				data.modified[start] = false;
 				data.modified[end] = true;
+			}
 			else {
 				start = end;
+			}
+		}
 	},
 	_create_diffs: function(lhs_data, rhs_data) {
 		var items = [];
 		var lhs_start = 0, rhs_start = 0;
 		var lhs_line = 0, rhs_line = 0;
 		while (lhs_line < lhs_data.length || rhs_line < rhs_data.length) {
 			if ((lhs_line < lhs_data.length) && (!lhs_data.modified[lhs_line])
 				&& (rhs_line < rhs_data.length) && (!rhs_data.modified[rhs_line])) {
 				// equal lines
 				lhs_line++;
 				rhs_line++;
+			}
 			else {
 				// maybe deleted and/or inserted lines
 				lhs_start = lhs_line;
 				rhs_start = rhs_line;
 				while (lhs_line < lhs_data.length && (rhs_line >= rhs_data.length || lhs_data.modified[lhs_line]))
 					lhs_line++;
 				while (rhs_line < rhs_data.length && (lhs_line >= lhs_data.length || rhs_data.modified[rhs_line]))
 					rhs_line++;
 				if ((lhs_start < lhs_line) || (rhs_start < rhs_line)) {
 					// store a new difference-item
 					var aItem = new Object();
 					aItem.lhs_start = lhs_start;
 					aItem.rhs_start = rhs_start;
 					aItem.lhs_deleted_count = lhs_line - lhs_start;
 					aItem.rhs_inserted_count = rhs_line - rhs_start;
 					items.push(aItem);
+				}
+			}
+		}
 		return items;
+	}
 });
 Mgly.mergely = function(el, options) {
 	CodeMirror.defineExtension('centerOnCursor', function() {
 		var coords = this.cursorCoords(null, 'local');
 		this.scrollTo(null,
 			(coords.y + coords.yBot) / 2 - (this.getScrollerElement().clientHeight / 2));
 	});
 	if (el) {
 		this.init(el, options);
+	}
 };
 jQuery.extend(Mgly.mergely.prototype, {
 	name: 'mergely',
 	//http://jupiterjs.com/news/writing-the-perfect-jquery-plugin
 	init: function(el, options) {
 		this.settings = {
 			autoupdate: true,
 			autoresize: true,
 			rhs_margin: 'right',
 			lcs: true,
 			sidebar: true,
 			viewport: false,
 			ignorews: false,
 			fadein: 'fast',
 			editor_width: '400px',
 			editor_height: '400px',
 			resize_timeout: 500,
 			change_timeout: 150,
 			fgcolor: {a:'#4ba3fa',c:'#a3a3a3',d:'#ff7f7f'},
 			bgcolor: '#eee',
 			vpcolor: 'rgba(0, 0, 200, 0.2)',
 			lhs: function(setValue) { },
 			rhs: function(setValue) { },
 			loaded: function() { },
 			//_auto_height: function(h) { return h - 20; },
 			_auto_width: function(w) { return w; },
 			resize: function(init) {
 				var scrollbar = init ? -15 : 0;
 				var w = jQuery(el).parent().width() + scrollbar;
 				if (this.width == 'auto') {
 					w = this._auto_width(w);
+				}
 				else {
 					w = this.width;
 					this.editor_width = w;
+				}
 				if (this.height == 'auto') {
 					//h = this._auto_height(h);
 					h = jQuery(el).parent().height();
+				}
 				else {
 					h = this.height;
 					this.editor_height = h;
+				}
 				var content_width = w / 2.0 - 2 * 8 - 8;
 				var content_height = h;
 				var self = jQuery(el);
 				self.find('.mergely-column').css({ width: content_width + 'px' });
 				self.find('.mergely-column, .mergely-canvas, .mergely-margin, .mergely-column textarea, .CodeMirror-scroll, .cm-s-default').css({ height: content_height + 'px' });
 				self.find('.mergely-canvas').css({ height: content_height + 'px' });
 				self.find('.mergely-column textarea').css({ width: content_width + 'px' });
 				self.css({ width: w, height: h, clear: 'both' });
 				if (self.css('display') == 'none') {
 					if (this.fadein != false) self.fadeIn(this.fadein);
 					else self.show();
 					if (this.loaded) this.loaded();
+				}
 				if (this.resized) this.resized();
 			},
 			_debug: '', //scroll,draw,calc,diff,markup,change
 			resized: function() { }
 		};
 		var cmsettings = {
 			mode: 'text/plain',
 			readOnly: false,
 			lineWrapping: false,
 			lineNumbers: true,
 			gutters: ['merge', 'CodeMirror-linenumbers']
+		}
 		this.lhs_cmsettings = {};
 		this.rhs_cmsettings = {};
 		// save this element for faster queries
 		this.element = jQuery(el);
 		// save options if there are any
 		if (options && options.cmsettings) jQuery.extend(this.lhs_cmsettings, cmsettings, options.cmsettings, options.lhs_cmsettings);
 		if (options && options.cmsettings) jQuery.extend(this.rhs_cmsettings, cmsettings, options.cmsettings, options.rhs_cmsettings);
 		if (options) jQuery.extend(this.settings, options);
 		// bind if the element is destroyed
 		this.element.bind('destroyed', jQuery.proxy(this.teardown, this));
 		// save this instance in jQuery data
 		jQuery.data(el, this.name, this);
 		this._setup(el);
 	},
 	// bind events to this instance's methods
 	bind: function() {
 		var rhstx = jQuery('#' + this.id + '-rhs').get(0);
 		if (!rhstx) {
 			console.error('rhs textarea not defined - Mergely not initialized properly');
 			return;
+		}
 		var lhstx = jQuery('#' + this.id + '-lhs').get(0);
 		if (!rhstx) {
 			console.error('lhs textarea not defined - Mergely not initialized properly');
 			return;
+		}
 		var self = this;
 		this.editor = [];
 		this.editor[this.id + '-lhs'] = CodeMirror.fromTextArea(lhstx, this.lhs_cmsettings);
 		this.editor[this.id + '-rhs'] = CodeMirror.fromTextArea(rhstx, this.rhs_cmsettings);
 		this.editor[this.id + '-lhs'].on('change', function(){ if (self.settings.autoupdate) self._changing(self.id + '-lhs', self.id + '-rhs'); });
 		this.editor[this.id + '-lhs'].on('scroll', function(){ self._scrolling(self.id + '-lhs'); });
 		this.editor[this.id + '-rhs'].on('change', function(){ if (self.settings.autoupdate) self._changing(self.id + '-lhs', self.id + '-rhs'); });
 		this.editor[this.id + '-rhs'].on('scroll', function(){ self._scrolling(self.id + '-rhs'); });
 		// resize
 		if (this.settings.autoresize) {
 			var sz_timeout1 = null;
 			var sz = function(init) {
 				//self.em_height = null; //recalculate
 				if (self.settings.resize) self.settings.resize(init);
 				self.editor[self.id + '-lhs'].refresh();
 				self.editor[self.id + '-rhs'].refresh();
 				if (self.settings.autoupdate) {
 					self._changing(self.id + '-lhs', self.id + '-rhs');
+				}
+			}
 			jQuery(window).resize(
 				function () {
 					if (sz_timeout1) clearTimeout(sz_timeout1);
 					sz_timeout1 = setTimeout(sz, self.settings.resize_timeout);
+				}
 			);
 			sz(true);
+		}
 	},
 	unbind: function() {
 		if (this.changed_timeout != null) clearTimeout(this.changed_timeout);
 		this.editor[this.id + '-lhs'].toTextArea();
 		this.editor[this.id + '-rhs'].toTextArea();
 	},
 	destroy: function() {
 		this.element.unbind('destroyed', this.teardown);
 		this.teardown();
 	},
 	teardown: function() {
 		this.unbind();
 	},
 	lhs: function(text) {
 		this.editor[this.id + '-lhs'].setValue(text);
 	},
 	rhs: function(text) {
 		this.editor[this.id + '-rhs'].setValue(text);
 	},
 	update: function() {
 		this._changing(this.id + '-lhs', this.id + '-rhs');
 	},
 	unmarkup: function() {
 		this._clear();
 	},
 	scrollTo: function(side, num) {
 		var le = this.editor[this.id + '-lhs'];
 		var re = this.editor[this.id + '-rhs'];
 		if (side == 'lhs') {
 			le.setCursor(num);
 			le.centerOnCursor();
+		}
 		else {
 			re.setCursor(num);
 			re.centerOnCursor();
+		}
 	},
 	options: function(opts) {
 		if (opts) {
 			jQuery.extend(this.settings, opts);
 			if (opts.autoresize) this.resize();
 			if (opts.autoupdate) this.update();
 			if (opts.hasOwnProperty('rhs_margin')) {
 				// dynamically swap the margin
 				if (opts.rhs_margin == 'left') {
 					this.element.find('.mergely-margin:last-child').insertAfter(
 						this.element.find('.mergely-canvas'));
+				}
 				else {
 					var target = this.element.find('.mergely-margin').last();
 					target.appendTo(target.parent());
+				}
+			}
 			if (opts.hasOwnProperty('sidebar')) {
 				// dynamically enable sidebars
 				if (opts.sidebar) {
 					jQuery(this.element).find('.mergely-margin').css({display: 'block'});
+				}
 				else {
 					jQuery(this.element).find('.mergely-margin').css({display: 'none'});
+				}
+			}
+		}
 		else {
 			return this.settings;
+		}
 	},
 	swap: function() {
 		if (this.lhs_cmsettings.readOnly || this.rhs_cmsettings.readOnly) return;
 		var le = this.editor[this.id + '-lhs'];
 		var re = this.editor[this.id + '-rhs'];
 		var tmp = re.getValue();
 		re.setValue(le.getValue());
 		le.setValue(tmp);
 	},
 	merge: function(side) {
 		var le = this.editor[this.id + '-lhs'];
 		var re = this.editor[this.id + '-rhs'];
 		if (side == 'lhs' && !this.lhs_cmsettings.readOnly) le.setValue(re.getValue());
 		else if (!this.rhs_cmsettings.readOnly) re.setValue(le.getValue());
 	},
 	get: function(side) {
 		var ed = this.editor[this.id + '-' + side];
 		var t = ed.getValue();
 		if (t == undefined) return '';
 		return t;
 	},
 	clear: function(side) {
 		if (side == 'lhs' && this.lhs_cmsettings.readOnly) return;
 		if (side == 'rhs' && this.rhs_cmsettings.readOnly) return;
 		var ed = this.editor[this.id + '-' + side];
 		ed.setValue('');
 	},
 	cm: function(side) {
 		return this.editor[this.id + '-' + side];
 	},
 	search: function(side, query, direction) {
 		var le = this.editor[this.id + '-lhs'];
 		var re = this.editor[this.id + '-rhs'];
 		var editor;
 		if (side == 'lhs') editor = le;
 		else editor = re;
 		direction = (direction == 'prev') ? 'findPrevious' : 'findNext';
 		if ((editor.getSelection().length == 0) || (this.prev_query[side] != query)) {
 			this.cursor[this.id] = editor.getSearchCursor(query, { line: 0, ch: 0 }, false);
 			this.prev_query[side] = query;
+		}
 		var cursor = this.cursor[this.id];
 		if (cursor[direction]()) {
 			editor.setSelection(cursor.from(), cursor.to());
+		}
 		else {
 			cursor = editor.getSearchCursor(query, { line: 0, ch: 0 }, false);
+		}
 	},
 	resize: function() {
 		this.settings.resize();
 		this._changing(this.id + '-lhs', this.id + '-rhs');
 	},
 	diff: function() {
 		var lhs = this.editor[this.id + '-lhs'].getValue();
 		var rhs = this.editor[this.id + '-rhs'].getValue();
 		var d = new Mgly.diff(lhs, rhs, retain_lines = true, ignore_ws = this.settings.ignorews);
 		return d.normal_form();
 	},
 	_setup: function(el) {
 		jQuery(this.element).hide();//hide
 		this.id = jQuery(el).attr('id');
 		var height = this.settings.editor_height;
 		var width = this.settings.editor_width;
 		this.changed_timeout = null;
 		this.chfns = {};
 		this.chfns[this.id + '-lhs'] = [];
 		this.chfns[this.id + '-rhs'] = [];
 		this.prev_query = [];
 		this.cursor = [];
 		this._skipscroll = {};
 		this.change_exp = new RegExp(/(\d+(?:,\d+)?)([acd])(\d+(?:,\d+)?)/);
 		var merge_lhs_button;
 		var merge_rhs_button;
 		if (jQuery.button != undefined) {
 			//jquery ui
 			merge_lhs_button = '<button title="Merge left"></button>';
 			merge_rhs_button = '<button title="Merge right"></button>';
+		}
 		else {
 			// homebrew
 			var style = 'opacity:0.4;width:10px;height:15px;background-color:#888;cursor:pointer;text-align:center;color:#eee;border:1px solid: #222;margin-right:5px;';
 			merge_lhs_button = '<div style="' + style + '" title="Merge left">&lt;</div>';
 			merge_rhs_button = '<div style="' + style + '" title="Merge right">&gt;</div>';
+		}
 		this.merge_rhs_button = jQuery(merge_rhs_button);
 		this.merge_lhs_button = jQuery(merge_lhs_button);
 		// create the textarea and canvas elements
 		jQuery(this.element).append(jQuery('<div class="mergely-margin" style="height: ' + height + '"><canvas id="' + this.id + '-lhs-margin" width="8px" height="' + height + '"></canvas></div>'));
 		jQuery(this.element).append(jQuery('<div style="position:relative;width:' + width + '; height:' + height + '" id="' + this.id + '-editor-lhs" class="mergely-column"><textarea style="" id="' + this.id + '-lhs"></textarea></div>'));
 		jQuery(this.element).append(jQuery('<div class="mergely-canvas" style="height: ' + height + '"><canvas id="' + this.id + '-lhs-' + this.id + '-rhs-canvas" style="width:28px" width="28px" height="' + height + '"></canvas></div>'));
 		var rmargin = jQuery('<div class="mergely-margin" style="height: ' + height + '"><canvas id="' + this.id + '-rhs-margin" width="8px" height="' + height + '"></canvas></div>');
 		if (!this.settings.sidebar) {
 			jQuery(this.element).find('.mergely-margin').css({display: 'none'});
+		}
 		if (this.settings.rhs_margin == 'left') {
 			jQuery(this.element).append(rmargin);
+		}
 		jQuery(this.element).append(jQuery('<div style="width:' + width + '; height:' + height + '" id="' + this.id + '-editor-rhs" class="mergely-column"><textarea style="" id="' + this.id + '-rhs"></textarea></div>'));
 		if (this.settings.rhs_margin != 'left') {
 			jQuery(this.element).append(rmargin);
+		}
 		//codemirror
 		var cmstyle = '#' + this.id + ' .CodeMirror-gutter-text { padding: 5px 0 0 0; }' +
 			'#' + this.id + ' .CodeMirror-lines pre, ' + '#' + this.id + ' .CodeMirror-gutter-text pre { line-height: 18px; }' +
 			'.CodeMirror-linewidget { overflow: hidden; };';
 		if (this.settings.autoresize) {
 			cmstyle += this.id + ' .CodeMirror-scroll { height: 100%; overflow: auto; }';
+		}
 		jQuery('<style type="text/css">' + cmstyle + '</style>').appendTo('head');
 		this.bind();
 		if (this.settings.lhs) {
 			var setv = this.editor[this.id + '-lhs'].getDoc().setValue;
 			this.settings.lhs(setv.bind(this.editor[this.id + '-lhs'].getDoc()));
+		}
 		if (this.settings.rhs) {
 			var setv = this.editor[this.id + '-rhs'].getDoc().setValue;
 			this.settings.rhs(setv.bind(this.editor[this.id + '-rhs'].getDoc()));
+		}
 	},
 	_scrolling: function(editor_name) {
 		if (this._skipscroll[editor_name] === true) {
 			// scrolling one side causes the other to event - ignore it
 			this._skipscroll[editor_name] = false;
 			return;
+		}
 		var scroller = jQuery(this.editor[editor_name].getScrollerElement());
 		if (this.midway == undefined) {
 			this.midway = (scroller.height() / 2.0 + scroller.offset().top).toFixed(2);
+		}
 		// balance-line
 		var midline = this.editor[editor_name].coordsChar({left:0, top:this.midway});
 		var top_to = scroller.scrollTop();
 		var left_to = scroller.scrollLeft();
 		this.trace('scroll', 'side', editor_name);
 		this.trace('scroll', 'midway', this.midway);
 		this.trace('scroll', 'midline', midline);
 		this.trace('scroll', 'top_to', top_to);
 		this.trace('scroll', 'left_to', left_to);
 		var editor_name1 = this.id + '-lhs';
 		var editor_name2 = this.id + '-rhs';
 		for (var name in this.editor) {
 			if (!this.editor.hasOwnProperty(name)) continue;
 			if (editor_name == name) continue; //same editor
 			var this_side = editor_name.replace(this.id + '-', '');
 			var other_side = name.replace(this.id + '-', '');
 			var top_adjust = 0;
 			// find the last change that is less than or within the midway point
 			// do not move the rhs until the lhs end point is >= the rhs end point.
 			var last_change = null;
 			var force_scroll = false;
 			for (var i = 0; i < this.changes.length; ++i) {
 				var change = this.changes[i];
 				if ((midline.line >= change[this_side+'-line-from'])) {
 					last_change = change;
 					if (midline.line >= last_change[this_side+'-line-to']) {
 						if (!change.hasOwnProperty(this_side+'-y-start') ||
 							!change.hasOwnProperty(this_side+'-y-end') ||
 							!change.hasOwnProperty(other_side+'-y-start') ||
 							!change.hasOwnProperty(other_side+'-y-end')){
 							// change outside of viewport
 							force_scroll = true;
+						}
 						else {
 							top_adjust +=
 								(change[this_side+'-y-end'] - change[this_side+'-y-start']) -
 								(change[other_side+'-y-end'] - change[other_side+'-y-start']);
+						}
+					}
+				}
+			}
 			var vp = this.editor[name].getViewport();
 			var scroll = true;
 			if (last_change) {
 				this.trace('scroll', 'last change before midline', last_change);
 				if (midline.line >= vp.from && midline <= vp.to) {
 					scroll = false;
+				}
+			}
 			this.trace('scroll', 'scroll', scroll);
 			if (scroll || force_scroll) {
 				// scroll the other side
 				this.trace('scroll', 'scrolling other side', top_to - top_adjust);
 				var scroller = jQuery(this.editor[name].getScrollerElement());
 				this._skipscroll[name] = true;//disable next event
 				scroller.scrollTop(top_to - top_adjust).scrollLeft(left_to);
+			}
 			else this.trace('scroll', 'not scrolling other side');
 			if (this.settings.autoupdate) {
 				var timer = new Mgly.Timer();
 				this._calculate_offsets(editor_name1, editor_name2, this.changes);
 				this.trace('change', 'offsets time', timer.stop());
 				this._markup_changes(editor_name1, editor_name2, this.changes);
 				this.trace('change', 'markup time', timer.stop());
 				this._draw_diff(editor_name1, editor_name2, this.changes);
 				this.trace('change', 'draw time', timer.stop());
+			}
 			this.trace('scroll', 'scrolled');
+		}
 	},
 	_changing: function(editor_name1, editor_name2) {
 		this.trace('change', 'changing-timeout', this.changed_timeout);
 		var self = this;
 		if (this.changed_timeout != null) clearTimeout(this.changed_timeout);
 		this.changed_timeout = setTimeout(function(){
 			var timer = new Mgly.Timer();
 			self._changed(editor_name1, editor_name2);
 			self.trace('change', 'total time', timer.stop());
 		}, this.settings.change_timeout);
 	},
 	_changed: function(editor_name1, editor_name2) {
 		this._clear();
 		this._diff(editor_name1, editor_name2);
 	},
 	_clear: function() {
 		var self = this;
 		for (var name in this.editor) {
 			if (!this.editor.hasOwnProperty(name)) continue;
 			var editor = this.editor[name];
 			var fns = self.chfns[name];
 			// clear editor changes
 			editor.operation(function() {
 				var timer = new Mgly.Timer();
 				for (var i = 0, l = editor.lineCount(); i < l; ++i) {
 					editor.removeLineClass(i, 'background');
+				}
 				for (var i = 0; i < fns.length; ++i) {
 					//var edid = editor.getDoc().id;
 					var change = fns[i];
 					//if (change.doc.id != edid) continue;
 					if (change.lines.length) {
 						self.trace('change', 'clear text', change.lines[0].text);
+					}
 					change.clear();
+				}
 				editor.clearGutter('merge');
 				self.trace('change', 'clear time', timer.stop());
 			});
+		}
 		self.chfns[name] = [];
 		var ex = this._draw_info(this.id + '-lhs', this.id + '-rhs');
 		var ctx_lhs = ex.clhs.get(0).getContext('2d');
 		var ctx_rhs = ex.crhs.get(0).getContext('2d');
 		var ctx = ex.dcanvas.getContext('2d');
 		ctx_lhs.beginPath();
 		ctx_lhs.fillStyle = this.settings.bgcolor;
 		ctx_lhs.strokeStyle = '#888';
 		ctx_lhs.fillRect(0, 0, 6.5, ex.visible_page_height);
 		ctx_lhs.strokeRect(0, 0, 6.5, ex.visible_page_height);
 		ctx_rhs.beginPath();
 		ctx_rhs.fillStyle = this.settings.bgcolor;
 		ctx_rhs.strokeStyle = '#888';
 		ctx_rhs.fillRect(0, 0, 6.5, ex.visible_page_height);
 		ctx_rhs.strokeRect(0, 0, 6.5, ex.visible_page_height);
 		ctx.beginPath();
 		ctx.fillStyle = '#fff';
 		ctx.fillRect(0, 0, this.draw_mid_width, ex.visible_page_height);
 	},
 	_diff: function(editor_name1, editor_name2) {
 		var lhs = this.editor[editor_name1].getValue();
 		var rhs = this.editor[editor_name2].getValue();
 		var timer = new Mgly.Timer();
 		var d = new Mgly.diff(lhs, rhs, false, this.settings.ignorews);
 		this.trace('change', 'diff time', timer.stop());
 		this.changes = Mgly.DiffParser(d.normal_form());
 		this.trace('change', 'parse time', timer.stop());
 		this._calculate_offsets(editor_name1, editor_name2, this.changes);
 		this.trace('change', 'offsets time', timer.stop());
 		this._markup_changes(editor_name1, editor_name2, this.changes);
 		this.trace('change', 'markup time', timer.stop());
 		this._draw_diff(editor_name1, editor_name2, this.changes);
 		this.trace('change', 'draw time', timer.stop());
 	},
 	_parse_diff: function (editor_name1, editor_name2, diff) {
 		this.trace('diff', 'diff results:\n', diff);
 		var changes = [];
 		var change_id = 0;
 		// parse diff
 		var diff_lines = diff.split(/\n/);
 		for (var i = 0; i < diff_lines.length; ++i) {
 			if (diff_lines[i].length == 0) continue;
 			var change = {};
 			var test = this.change_exp.exec(diff_lines[i]);
 			if (test == null) continue;
 			// lines are zero-based
 			var fr = test[1].split(',');
 			change['lhs-line-from'] = fr[0] - 1;
 			if (fr.length == 1) change['lhs-line-to'] = fr[0] - 1;
 			else change['lhs-line-to'] = fr[1] - 1;
 			var to = test[3].split(',');
 			change['rhs-line-from'] = to[0] - 1;
 			if (to.length == 1) change['rhs-line-to'] = to[0] - 1;
 			else change['rhs-line-to'] = to[1] - 1;
 			// TODO: optimize for changes that are adds/removes
 			if (change['lhs-line-from'] < 0) change['lhs-line-from'] = 0;
 			if (change['lhs-line-to'] < 0) change['lhs-line-to'] = 0;
 			if (change['rhs-line-from'] < 0) change['rhs-line-from'] = 0;
 			if (change['rhs-line-to'] < 0) change['rhs-line-to'] = 0;
 			change['op'] = test[2];
 			changes[change_id++] = change;
 			this.trace('diff', 'change', change);
+		}
 		return changes;
 	},
 	_get_viewport: function(editor_name1, editor_name2) {
 		var lhsvp = this.editor[editor_name1].getViewport();
 		var rhsvp = this.editor[editor_name2].getViewport();
 		return {from: Math.min(lhsvp.from, rhsvp.from), to: Math.max(lhsvp.to, rhsvp.to)};
 	},
 	_is_change_in_view: function(vp, change) {
 		if (!this.settings.viewport) return true;
 		if ((change['lhs-line-from'] < vp.from && change['lhs-line-to'] < vp.to) ||
 			(change['lhs-line-from'] > vp.from && change['lhs-line-to'] > vp.to) ||
 			(change['rhs-line-from'] < vp.from && change['rhs-line-to'] < vp.to) ||
 			(change['rhs-line-from'] > vp.from && change['rhs-line-to'] > vp.to)) {
 			// if the change is outside the viewport, skip
 			return false;
+		}
 		return true;
 	},
 	_calculate_offsets: function (editor_name1, editor_name2, changes) {
 		if (this.em_height == null) {
 			// this is the distance from the top of the screen
 			var topnode = jQuery('#' + this.id + ' .CodeMirror-measure').first();
 			var top_offset = topnode.offset().top - 4;
 			if (!top_offset) return;//try again
 			this.draw_top_offset = 0.5 - top_offset;
 			this.em_height = this.editor[editor_name1].defaultTextHeight();
 			if (!this.em_height) {
 				console.warn('Failed to calculate offsets, using 18 by default');
 				this.em_height = 18;
+			}
 			this.draw_lhs_min = 0.5;
 			var c = jQuery('#' + editor_name1 + '-' + editor_name2 + '-canvas');
 			if (!c.length) {
 				console.error('failed to find canvas', '#' + editor_name1 + '-' + editor_name2 + '-canvas');
+			}
 			if (!c.width()) {
 				console.error('canvas width is 0');
 				return;
+			}
 			this.draw_mid_width = jQuery('#' + editor_name1 + '-' + editor_name2 + '-canvas').width();
 			this.draw_rhs_max = this.draw_mid_width - 0.5; //24.5;
 			this.draw_lhs_width = 5;
 			this.draw_rhs_width = 5;
 			this.trace('calc', 'change offsets calculated', {top_offset: top_offset, lhs_min: this.draw_lhs_min, rhs_max: this.draw_rhs_max, lhs_width: this.draw_lhs_width, rhs_width: this.draw_rhs_width});
+		}
 		var lhschc = this.editor[editor_name1].charCoords({line: 0});
 		var rhschc = this.editor[editor_name2].charCoords({line: 0});
 		var vp = this._get_viewport(editor_name1, editor_name2);
 		for (var i = 0; i < changes.length; ++i) {
 			var change = changes[i];
 			if (!this.settings.sidebar && !this._is_change_in_view(vp, change)) {
 				// if the change is outside the viewport, skip
 				delete change['lhs-y-start'];
 				delete change['lhs-y-end'];
 				delete change['rhs-y-start'];
 				delete change['rhs-y-end'];
 				continue;
+			}
 			var llf = change['lhs-line-from'] >= 0 ? change['lhs-line-from'] : 0;
 			var llt = change['lhs-line-to'] >= 0 ? change['lhs-line-to'] : 0;
 			var rlf = change['rhs-line-from'] >= 0 ? change['rhs-line-from'] : 0;
 			var rlt = change['rhs-line-to'] >= 0 ? change['rhs-line-to'] : 0;
 			var ls, le, rs, re;
 			if (this.editor[editor_name1].getOption('lineWrapping') || this.editor[editor_name1].getOption('lineWrapping')) {
 				// If using line-wrapping, we must get the height of the line
 				var tls = this.editor[editor_name1].cursorCoords({line: llf, ch: 0}, 'page');
 				var lhssh = this.editor[editor_name1].getLineHandle(llf);
 				ls = { top: tls.top, bottom: tls.top + lhssh.height };
 				var tle = this.editor[editor_name1].cursorCoords({line: llt, ch: 0}, 'page');
 				var lhseh = this.editor[editor_name1].getLineHandle(llt);
 				le = { top: tle.top, bottom: tle.top + lhseh.height };
 				var tls = this.editor[editor_name2].cursorCoords({line: rlf, ch: 0}, 'page');
 				var rhssh = this.editor[editor_name2].getLineHandle(rlf);
 				rs = { top: tls.top, bottom: tls.top + rhssh.height };
 				var tle = this.editor[editor_name2].cursorCoords({line: rlt, ch: 0}, 'page');
 				var rhseh = this.editor[editor_name2].getLineHandle(rlt);
 				re = { top: tle.top, bottom: tle.top + rhseh.height };
+			}
 			else {
 				// If not using line-wrapping, we can calculate the line position
 				ls = {
 					top: lhschc.top + llf * this.em_height,
 					bottom: lhschc.bottom + llf * this.em_height + 2
 				};
 				le = {
 					top: lhschc.top + llt * this.em_height,
 					bottom: lhschc.bottom + llt * this.em_height + 2
 				};
 				rs = {
 					top: rhschc.top + rlf * this.em_height,
 					bottom: rhschc.bottom + rlf * this.em_height + 2
 				};
 				re = {
 					top: rhschc.top + rlt * this.em_height,
 					bottom: rhschc.bottom + rlt * this.em_height + 2
 				};
+			}
 			if (change['op'] == 'a') {
 				// adds (right), normally start from the end of the lhs,
 				// except for the case when the start of the rhs is 0
 				if (rlf > 0) {
 					ls.top = ls.bottom;
 					ls.bottom += this.em_height;
 					le = ls;
+				}
+			}
 			else if (change['op'] == 'd') {
 				// deletes (left) normally finish from the end of the rhs,
 				// except for the case when the start of the lhs is 0
 				if (llf > 0) {
 					rs.top = rs.bottom;
 					rs.bottom += this.em_height;
 					re = rs;
+				}
+			}
 			change['lhs-y-start'] = this.draw_top_offset + ls.top;
 			if (change['op'] == 'c' || change['op'] == 'd') {
 				change['lhs-y-end'] = this.draw_top_offset + le.bottom;
+			}
 			else {
 				change['lhs-y-end'] = this.draw_top_offset + le.top;
+			}
 			change['rhs-y-start'] = this.draw_top_offset + rs.top;
 			if (change['op'] == 'c' || change['op'] == 'a') {
 				change['rhs-y-end'] = this.draw_top_offset + re.bottom;
+			}
 			else {
 				change['rhs-y-end'] = this.draw_top_offset + re.top;
+			}
 			this.trace('calc', 'change calculated', i, change);
+		}
 		return changes;
 	},
 	_markup_changes: function (editor_name1, editor_name2, changes) {
 		jQuery('.merge-button').remove(); // clear
 		var self = this;
 		var led = this.editor[editor_name1];
 		var red = this.editor[editor_name2];
 		var timer = new Mgly.Timer();
 		led.operation(function() {
 			for (var i = 0; i < changes.length; ++i) {
 				var change = changes[i];
 				var llf = change['lhs-line-from'] >= 0 ? change['lhs-line-from'] : 0;
 				var llt = change['lhs-line-to'] >= 0 ? change['lhs-line-to'] : 0;
 				var rlf = change['rhs-line-from'] >= 0 ? change['rhs-line-from'] : 0;
 				var rlt = change['rhs-line-to'] >= 0 ? change['rhs-line-to'] : 0;
 				var clazz = ['mergely', 'lhs', change['op'], 'cid-' + i];
 				led.addLineClass(llf, 'background', 'start');
 				led.addLineClass(llt, 'background', 'end');
 				if (llf == 0 && llt == 0 && rlf == 0) {
 					led.addLineClass(llf, 'background', clazz.join(' '));
 					led.addLineClass(llf, 'background', 'first');
+				}
 				else {
 					// apply change for each line in-between the changed lines
 					for (var j = llf; j <= llt; ++j) {
 						led.addLineClass(j, 'background', clazz.join(' '));
 						led.addLineClass(j, 'background', clazz.join(' '));
+					}
+				}
 				if (!red.getOption('readOnly')) {
 					// add widgets to lhs, if rhs is not read only
 					var rhs_button = self.merge_rhs_button.clone();
 					if (rhs_button.button) {
 						//jquery-ui support
 						rhs_button.button({icons: {primary: 'ui-icon-triangle-1-e'}, text: false});
+					}
 					rhs_button.addClass('merge-button');
 					rhs_button.attr('id', 'merge-rhs-' + i);
 					led.setGutterMarker(llf, 'merge', rhs_button.get(0));
+				}
+			}
 		});
 		var vp = this._get_viewport(editor_name1, editor_name2);
 		this.trace('change', 'markup lhs-editor time', timer.stop());
 		red.operation(function() {
 			for (var i = 0; i < changes.length; ++i) {
 				var change = changes[i];
 				var llf = change['lhs-line-from'] >= 0 ? change['lhs-line-from'] : 0;
 				var llt = change['lhs-line-to'] >= 0 ? change['lhs-line-to'] : 0;
 				var rlf = change['rhs-line-from'] >= 0 ? change['rhs-line-from'] : 0;
 				var rlt = change['rhs-line-to'] >= 0 ? change['rhs-line-to'] : 0;
 				if (!self._is_change_in_view(vp, change)) {
 					// if the change is outside the viewport, skip
 					continue;
+				}
 				var clazz = ['mergely', 'rhs', change['op'], 'cid-' + i];
 				red.addLineClass(rlf, 'background', 'start');
 				red.addLineClass(rlt, 'background', 'end');
 				if (rlf == 0 && rlt == 0 && llf == 0) {
 					red.addLineClass(rlf, 'background', clazz.join(' '));
 					red.addLineClass(rlf, 'background', 'first');
+				}
 				else {
 					// apply change for each line in-between the changed lines
 					for (var j = rlf; j <= rlt; ++j) {
 						red.addLineClass(j, 'background', clazz.join(' '));
 						red.addLineClass(j, 'background', clazz.join(' '));
+					}
+				}
 				if (!led.getOption('readOnly')) {
 					// add widgets to rhs, if lhs is not read only
 					var lhs_button = self.merge_lhs_button.clone();
 					if (lhs_button.button) {
 						//jquery-ui support
 						lhs_button.button({icons: {primary: 'ui-icon-triangle-1-w'}, text: false});
+					}
 					lhs_button.addClass('merge-button');
 					lhs_button.attr('id', 'merge-lhs-' + i);
 					red.setGutterMarker(rlf, 'merge', lhs_button.get(0));
+				}
+			}
 		});
 		this.trace('change', 'markup rhs-editor time', timer.stop());
 		// mark text deleted, LCS changes
 		var marktext = [];
 		for (var i = 0; this.settings.lcs && i < changes.length; ++i) {
 			var change = changes[i];
 			var llf = change['lhs-line-from'] >= 0 ? change['lhs-line-from'] : 0;
 			var llt = change['lhs-line-to'] >= 0 ? change['lhs-line-to'] : 0;
 			var rlf = change['rhs-line-from'] >= 0 ? change['rhs-line-from'] : 0;
 			var rlt = change['rhs-line-to'] >= 0 ? change['rhs-line-to'] : 0;
 			if (!this._is_change_in_view(vp, change)) {
 				// if the change is outside the viewport, skip
 				continue;
+			}
 			if (change['op'] == 'd') {
 				// apply delete to cross-out (left-hand side only)
 				var from = llf;
 				var to = llt;
 				var to_ln = led.lineInfo(to);
 				if (to_ln) {
 					marktext.push([led, {line:from, ch:0}, {line:to, ch:to_ln.text.length}, {className: 'mergely ch d lhs'}]);
+				}
+			}
 			else if (change['op'] == 'c') {
 				// apply LCS changes to each line
 				for (var j = llf, k = rlf, p = 0;
 					 ((j >= 0) && (j <= llt)) || ((k >= 0) && (k <= rlt));
 					 ++j, ++k) {
 					if (k + p > rlt) {
 						// lhs continues past rhs, mark lhs as deleted
 						var lhs_line = led.getLine( j );
 						marktext.push([led, {line:j, ch:0}, {line:j, ch:lhs_line.length}, {className: 'mergely ch d lhs'}]);
 						continue;
+					}
 					if (j + p > llt) {
 						// rhs continues past lhs, mark rhs as added
 						var rhs_line = red.getLine( k );
 						marktext.push([red, {line:k, ch:0}, {line:k, ch:rhs_line.length}, {className: 'mergely ch a rhs'}]);
 						continue;
+					}
 					var lhs_line = led.getLine( j );
 					var rhs_line = red.getLine( k );
 					var lhs_start = { line: -1, ch: -1 };
 					var lhs_stop = { line: -1, ch: -1 };
 					var rhs_start = { line: -1, ch: -1 };
 					var rhs_stop = { line: -1, ch: -1 };
 					var lcs = new Mgly.LCS(lhs_line, rhs_line);
 					lcs.diff(
 						function (from, to) {//added
 							marktext.push([red, {line:k, ch:from}, {line:k, ch:to}, {className: 'mergely ch a rhs'}]);
 						},
 						removed = function (from, to) {//removed
 							marktext.push([led, {line:j, ch:from}, {line:j, ch:to}, {className: 'mergely ch d lhs'}]);
+						}
 					);
+				}
+			}
+		}
 		this.trace('change', 'LCS marktext time', timer.stop());
 		// mark changes outside closure
 		led.operation(function() {
 			// apply lhs markup
 			for (var i = 0; i < marktext.length; ++i) {
 				var m = marktext[i];
 				if (m[0].doc.id != led.getDoc().id) continue;
 				self.chfns[self.id + '-lhs'].push(m[0].markText(m[1], m[2], m[3]));
+			}
 		});
 		red.operation(function() {
 			// apply lhs markup
 			for (var i = 0; i < marktext.length; ++i) {
 				var m = marktext[i];
 				if (m[0].doc.id != red.getDoc().id) continue;
 				self.chfns[self.id + '-rhs'].push(m[0].markText(m[1], m[2], m[3]));
+			}
 		});
 		this.trace('change', 'LCS markup time', timer.stop());
 		// merge buttons
 		var ed = {lhs:led, rhs:red};
 		jQuery('.merge-button').on('click', function(ev){
 			// side of mouseenter
 			var side = 'rhs';
 			var oside = 'lhs';
 			var parent = jQuery(this).parents('#' + self.id + '-editor-lhs');
 			if (parent.length) {
 				side = 'lhs';
 				oside = 'rhs';
+			}
 			var pos = ed[side].coordsChar({left:ev.pageX, top:ev.pageY});
 			// get the change id
 			var cid = null;
 			var info = ed[side].lineInfo(pos.line);
 			jQuery.each(info.bgClass.split(' '), function(i, clazz) {
 				if (clazz.indexOf('cid-') == 0) {
 					cid = parseInt(clazz.split('-')[1], 10);
 					return false;
+				}
 			});
 			var change = self.changes[cid];
 			var line = {lhs: ed['lhs'].lineInfo(llt), rhs: ed['rhs'].lineInfo(rlt)};
 			var text = ed[side].getRange(
 				CodeMirror.Pos(change[side + '-line-from'], 0),
 				CodeMirror.Pos(change[side + '-line-to'] + 1, 0));
 			if (change['op'] == 'c') {
 				ed[oside].replaceRange(text,
 					CodeMirror.Pos(change[oside + '-line-from'], 0),
 					CodeMirror.Pos(change[oside + '-line-to'] + 1, 0));
+			}
 			else if (side == 'rhs') {
 				if (change['op'] == 'a') {
 					ed[oside].replaceRange(text,
 						CodeMirror.Pos(change[oside + '-line-from'] + 1, 0),
 						CodeMirror.Pos(change[oside + '-line-to'] + 1, 0));
+				}
 				else {// 'd'
 					var from = parseInt(change[oside + '-line-from']);
 					var to = parseInt(change[oside + '-line-to']);
 					for (var i = to; i >= from; --i) {
 						ed[oside].removeLine(i);
+					}
+				}
+			}
 			else if (side == 'lhs') {
 				if (change['op'] == 'a') {
 					var from = parseInt(change[oside + '-line-from']);
 					var to = parseInt(change[oside + '-line-to']);
 					for (var i = to; i >= from; --i) {
 						ed[oside].removeLine(i);
+					}
+				}
 				else {// 'd'
 					ed[oside].replaceRange( text,
 						CodeMirror.Pos(change[oside + '-line-from'] + 1, 0));
+				}
+			}
 			//reset
 			ed['lhs'].setValue(ed['lhs'].getValue());
 			ed['rhs'].setValue(ed['rhs'].getValue());
 			return false;
 		});
 		this.trace('change', 'markup buttons time', timer.stop());
 	},
 	_draw_info: function(editor_name1, editor_name2) {
 		var visible_page_height = jQuery(this.editor[editor_name1].getScrollerElement()).height();
 		var gutter_height = jQuery(this.editor[editor_name1].getScrollerElement()).children(':first-child').height();
 		var dcanvas = document.getElementById(editor_name1 + '-' + editor_name2 + '-canvas');
 		if (dcanvas == undefined) throw 'Failed to find: ' + editor_name1 + '-' + editor_name2 + '-canvas';
 		var clhs = jQuery('#' + this.id + '-lhs-margin');
 		var crhs = jQuery('#' + this.id + '-rhs-margin');
 		return {
 			visible_page_height: visible_page_height,
 			gutter_height: gutter_height,
 			visible_page_ratio: (visible_page_height / gutter_height),
 			margin_ratio: (visible_page_height / gutter_height),
 			lhs_scroller: jQuery(this.editor[editor_name1].getScrollerElement()),
 			rhs_scroller: jQuery(this.editor[editor_name2].getScrollerElement()),
 			lhs_lines: this.editor[editor_name1].lineCount(),
 			rhs_lines: this.editor[editor_name2].lineCount(),
 			dcanvas: dcanvas,
 			clhs: clhs,
 			crhs: crhs,
 			lhs_xyoffset: jQuery(clhs).offset(),
 			rhs_xyoffset: jQuery(crhs).offset()
 		};
 	},
 	_draw_diff: function(editor_name1, editor_name2, changes) {
 		var ex = this._draw_info(editor_name1, editor_name2);
 		var mcanvas_lhs = ex.clhs.get(0);
 		var mcanvas_rhs = ex.crhs.get(0);
 		var ctx = ex.dcanvas.getContext('2d');
 		var ctx_lhs = mcanvas_lhs.getContext('2d');
 		var ctx_rhs = mcanvas_rhs.getContext('2d');
 		this.trace('draw', 'visible_page_height', ex.visible_page_height);
 		this.trace('draw', 'gutter_height', ex.gutter_height);
 		this.trace('draw', 'visible_page_ratio', ex.visible_page_ratio);
 		this.trace('draw', 'lhs-scroller-top', ex.lhs_scroller.scrollTop());
 		this.trace('draw', 'rhs-scroller-top', ex.rhs_scroller.scrollTop());
 		jQuery.each(jQuery.find('#' + this.id + ' canvas'), function () {
 			jQuery(this).get(0).height = ex.visible_page_height;
 		});
 		ex.clhs.unbind('click');
 		ex.crhs.unbind('click');
 		ctx_lhs.beginPath();
 		ctx_lhs.fillStyle = this.settings.bgcolor;
 		ctx_lhs.strokeStyle = '#888';
 		ctx_lhs.fillRect(0, 0, 6.5, ex.visible_page_height);
 		ctx_lhs.strokeRect(0, 0, 6.5, ex.visible_page_height);
 		ctx_rhs.beginPath();
 		ctx_rhs.fillStyle = this.settings.bgcolor;
 		ctx_rhs.strokeStyle = '#888';
 		ctx_rhs.fillRect(0, 0, 6.5, ex.visible_page_height);
 		ctx_rhs.strokeRect(0, 0, 6.5, ex.visible_page_height);
 		var vp = this._get_viewport(editor_name1, editor_name2);
 		for (var i = 0; i < changes.length; ++i) {
 			var change = changes[i];
 			this.trace('draw', change);
 			// margin indicators
 			var lhs_y_start = ((change['lhs-y-start'] + ex.lhs_scroller.scrollTop()) * ex.visible_page_ratio);
 			var lhs_y_end = ((change['lhs-y-end'] + ex.lhs_scroller.scrollTop()) * ex.visible_page_ratio) + 1;
 			var rhs_y_start = ((change['rhs-y-start'] + ex.rhs_scroller.scrollTop()) * ex.visible_page_ratio);
 			var rhs_y_end = ((change['rhs-y-end'] + ex.rhs_scroller.scrollTop()) * ex.visible_page_ratio) + 1;
 			this.trace('draw', 'marker calculated', lhs_y_start, lhs_y_end, rhs_y_start, rhs_y_end);
 			ctx_lhs.beginPath();
 			ctx_lhs.fillStyle = this.settings.fgcolor[change['op']];
 			ctx_lhs.strokeStyle = '#000';
 			ctx_lhs.lineWidth = 1.0;
 			ctx_lhs.fillRect(1.5, lhs_y_start, 4.5, Math.max(lhs_y_end - lhs_y_start, 5));
 			ctx_lhs.strokeRect(1.5, lhs_y_start, 4.5, Math.max(lhs_y_end - lhs_y_start, 5));
 			ctx_rhs.beginPath();
 			ctx_rhs.fillStyle = this.settings.fgcolor[change['op']];
 			ctx_rhs.strokeStyle = '#000';
 			ctx_rhs.lineWidth = 1.0;
 			ctx_rhs.fillRect(1.5, rhs_y_start, 4.5, Math.max(rhs_y_end - rhs_y_start, 5));
 			ctx_rhs.strokeRect(1.5, rhs_y_start, 4.5, Math.max(rhs_y_end - rhs_y_start, 5));
 			if (!this._is_change_in_view(vp, change)) {
 				continue;
+			}
 			lhs_y_start = change['lhs-y-start'];
 			lhs_y_end = change['lhs-y-end'];
 			rhs_y_start = change['rhs-y-start'];
 			rhs_y_end = change['rhs-y-end'];
 			var radius = 3;
 			// draw left box
 			ctx.beginPath();
 			ctx.strokeStyle = this.settings.fgcolor[change['op']];
 			ctx.lineWidth = 1;
 			var rectWidth = this.draw_lhs_width;
 			var rectHeight = lhs_y_end - lhs_y_start - 1;
 			var rectX = this.draw_lhs_min;
 			var rectY = lhs_y_start;
 			// top and top top-right corner
 			// draw left box
 			ctx.moveTo(rectX, rectY);
 			if (navigator.appName == 'Microsoft Internet Explorer') {
 				// IE arcs look awful
 				ctx.lineTo(this.draw_lhs_min + this.draw_lhs_width, lhs_y_start);
 				ctx.lineTo(this.draw_lhs_min + this.draw_lhs_width, lhs_y_end + 1);
 				ctx.lineTo(this.draw_lhs_min, lhs_y_end + 1);
+			}
 			else {
 				if (rectHeight <= 0) {
 					ctx.lineTo(rectX + rectWidth, rectY);
+				}
 				else {
 					ctx.arcTo(rectX + rectWidth, rectY, rectX + rectWidth, rectY + radius, radius);
 					ctx.arcTo(rectX + rectWidth, rectY + rectHeight, rectX + rectWidth - radius, rectY + rectHeight, radius);
+				}
 				// bottom line
 				ctx.lineTo(rectX, rectY + rectHeight);
+			}
 			ctx.stroke();
 			rectWidth = this.draw_rhs_width;
 			rectHeight = rhs_y_end - rhs_y_start - 1;
 			rectX = this.draw_rhs_max;
 			rectY = rhs_y_start;
 			// draw right box
 			ctx.moveTo(rectX, rectY);
 			if (navigator.appName == 'Microsoft Internet Explorer') {
 				ctx.lineTo(this.draw_rhs_max - this.draw_rhs_width, rhs_y_start);
 				ctx.lineTo(this.draw_rhs_max - this.draw_rhs_width, rhs_y_end + 1);
 				ctx.lineTo(this.draw_rhs_max, rhs_y_end + 1);
+			}
 			else {
 				if (rectHeight <= 0) {
 					ctx.lineTo(rectX - rectWidth, rectY);
+				}
 				else {
 					ctx.arcTo(rectX - rectWidth, rectY, rectX - rectWidth, rectY + radius, radius);
 					ctx.arcTo(rectX - rectWidth, rectY + rectHeight, rectX - radius, rectY + rectHeight, radius);
+				}
 				ctx.lineTo(rectX, rectY + rectHeight);
+			}
 			ctx.stroke();
 			// connect boxes
 			var cx = this.draw_lhs_min + this.draw_lhs_width;
 			var cy = lhs_y_start + (lhs_y_end + 1 - lhs_y_start) / 2.0;
 			var dx = this.draw_rhs_max - this.draw_rhs_width;
 			var dy = rhs_y_start + (rhs_y_end + 1 - rhs_y_start) / 2.0;
 			ctx.moveTo(cx, cy);
 			if (cy == dy) {
 				ctx.lineTo(dx, dy);
+			}
 			else {
 				// fancy!
 				ctx.bezierCurveTo(
 					cx + 12, cy - 3, // control-1 X,Y
 					dx - 12, dy - 3, // control-2 X,Y
 					dx, dy);
+			}
 			ctx.stroke();
+		}
 		// visible window feedback
 		ctx_lhs.fillStyle = this.settings.vpcolor;
 		ctx_rhs.fillStyle = this.settings.vpcolor;
 		var lto = ex.clhs.height() * ex.visible_page_ratio;
 		var lfrom = (ex.lhs_scroller.scrollTop() / ex.gutter_height) * ex.clhs.height();
 		var rto = ex.crhs.height() * ex.visible_page_ratio;
 		var rfrom = (ex.rhs_scroller.scrollTop() / ex.gutter_height) * ex.crhs.height();
 		this.trace('draw', 'cls.height', ex.clhs.height());
 		this.trace('draw', 'lhs_scroller.scrollTop()', ex.lhs_scroller.scrollTop());
 		this.trace('draw', 'gutter_height', ex.gutter_height);
 		this.trace('draw', 'visible_page_ratio', ex.visible_page_ratio);
 		this.trace('draw', 'lhs from', lfrom, 'lhs to', lto);
 		this.trace('draw', 'rhs from', rfrom, 'rhs to', rto);
 		ctx_lhs.fillRect(1.5, lfrom, 4.5, lto);
 		ctx_rhs.fillRect(1.5, rfrom, 4.5, rto);
 		ex.clhs.click(function (ev) {
 			var y = ev.pageY - ex.lhs_xyoffset.top - (lto / 2);
 			var sto = Math.max(0, (y / mcanvas_lhs.height) * ex.lhs_scroller.get(0).scrollHeight);
 			ex.lhs_scroller.scrollTop(sto);
 		});
 		ex.crhs.click(function (ev) {
 			var y = ev.pageY - ex.rhs_xyoffset.top - (rto / 2);
 			var sto = Math.max(0, (y / mcanvas_rhs.height) * ex.rhs_scroller.get(0).scrollHeight);
 			ex.rhs_scroller.scrollTop(sto);
 		});
 	},
 	trace: function(name) {
 		if(this.settings._debug.indexOf(name) >= 0) {
 			arguments[0] = name+':';
 			console.log([].slice.apply(arguments));
+		}
+	}
 });
 jQuery.pluginMaker = function(plugin) {
 	// add the plugin function as a jQuery plugin
 	jQuery.fn[plugin.prototype.name] = function(options) {
 		// get the arguments
 		var args = jQuery.makeArray(arguments),
 		after = args.slice(1);
 		var rc = undefined;
 		this.each(function() {
 			// see if we have an instance
 			var instance = jQuery.data(this, plugin.prototype.name);
 			if (instance) {
 				// call a method on the instance
 				if (typeof options == "string") {
 					rc = instance[options].apply(instance, after);
 				} else if (instance.update) {
 					// call update on the instance
 					return instance.update.apply(instance, args);
+				}
 			} else {
 				// create the plugin
 				new plugin(this, options);
+			}
 		});
 		if (rc != undefined) return rc;
 	};
 };
 // make the mergely widget
 jQuery.pluginMaker(Mgly.mergely);

rhodecode/templates/changeset/diff_block.html

➞

Show inline comments

 ## -*- coding: utf-8 -*-
 ##usage:
 ## <%namespace name="diff_block" file="/changeset/diff_block.html"/>
 ## ${diff_block.diff_block(change)}
 ##
 <%def name="diff_block(change)">
 <div class="diff-collapse">
     <span target="${'diff-container-%s' % (id(change))}" class="diff-collapse-button">&uarr; ${_('Collapse diff')} &uarr;</span>
 </div>
 <div class="diff-container" id="${'diff-container-%s' % (id(change))}">
 %for FID,(cs1, cs2, change, path, diff, stats) in change.iteritems():
     <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">
                     ${h.link_to_if(change!='D',h.safe_unicode(path),h.url('files_home',repo_name=c.repo_name,
                     revision=cs2,f_path=h.safe_unicode(path)))}
                 </div>
                 <div class="diff-actions">
                   <a href="${h.url('files_diff_home',repo_name=c.repo_name,f_path=h.safe_unicode(path),diff2=cs2,diff1=cs1,diff='diff',fulldiff=1)}" class="tooltip" title="${h.tooltip(_('Show full diff for this file'))}"><img class="icon" src="${h.url('/images/icons/page_white_go.png')}"/></a>
                   <a href="${h.url('files_diff_2way_home',repo_name=c.repo_name,f_path=h.safe_unicode(path),diff2=cs2,diff1=cs1,diff='diff',fulldiff=1)}" class="tooltip" title="${h.tooltip(_('Show full side-by-side diff for this file'))}"><img class="icon" src="${h.url('/images/icons/application_double.png')}"/></a>
                   <a href="${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>
                   <a href="${h.url('files_diff_home',repo_name=c.repo_name,f_path=h.safe_unicode(path),diff2=cs2,diff1=cs1,diff='download')}" class="tooltip" title="${h.tooltip(_('Download diff'))}"><img class="icon" src="${h.url('/images/icons/page_save.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>
             ${diff|n}
         </div>
     </div>
 %endfor
 </div>
 </%def>
 <%def name="diff_block_simple(change)">
   %for op,filenode_path,diff in change:
     <div id="${h.FID('',filenode_path)}_target" style="clear:both;margin-top:25px"></div>
     <div id="${h.FID('',filenode_path)}" class="diffblock  margined comm">
       <div class="code-header">
           <div class="changeset_header">
               <div class="changeset_file">
                   ${h.safe_unicode(filenode_path)} |
                   <a class="spantag" href="${h.url('files_home', repo_name=c.other_repo.repo_name, f_path=filenode_path, revision=c.org_ref)}" title="${_('Show file at latest version in this repo')}">${c.org_ref_type}@${h.short_id(c.org_ref) if c.org_ref_type=='rev' else c.org_ref}</a> -&gt;
                   <a class="spantag" href="${h.url('files_home', repo_name=c.repo_name, f_path=filenode_path, revision=c.other_ref)}" title="${_('Show file at initial version in this repo')}">${c.other_ref_type}@${h.short_id(c.other_ref) if c.other_ref_type=='rev' else c.other_ref}</a>
               </div>
           </div>
       </div>
         <div class="code-body">
             <div class="full_f_path" path="${h.safe_unicode(filenode_path)}"></div>
             ${diff|n}
         </div>
     </div>
   %endfor
 </%def>

rhodecode/templates/files/diff_2way.html

➞

Show inline comments

@@ new file 100644 @@
 ## -*- coding: utf-8 -*-
 <%inherit file="/base/base.html"/>
 <%def name="js_extra()">
 <script type="text/javascript" src="${h.url('/js/jquery.1.10.1.min.js')}"></script>
 <script type="text/javascript" src="${h.url('/js/codemirror.js')}"></script>
 <script type="text/javascript" src="${h.url('/js/mergerly.js')}"></script>
 </%def>
 <%def name="css_extra()">
 <link rel="stylesheet" type="text/css" href="${h.url('/css/codemirror.css')}"/>
 <link rel="stylesheet" type="text/css" href="${h.url('/css/mergerly.css')}"/>
 </%def>
 <%def name="title()">
     ${_('%s File side-by-side diff') % c.repo_name} &middot; ${c.rhodecode_name}
 </%def>
 <%def name="breadcrumbs_links()">
     ${_('File diff')} r${c.changeset_1.revision}:${h.short_id(c.changeset_1.raw_id)} &rarr; r${c.changeset_2.revision}:${h.short_id(c.changeset_2.raw_id)}
 </%def>
 <%def name="page_nav()">
     ${self.menu('repositories')}
 </%def>
 <%def name="main()">
 ${self.repo_context_bar('changelog')}
 <div class="box">
     <!-- box / title -->
     <div class="title">
         ${self.breadcrumbs()}
     </div>
     <div class="diff-container" style="overflow-x: hidden">
         <div class="diffblock comm" style="margin:3px; padding:1px">
             <div class="code-header">
                 <div class="changeset_header">
                     <div class="changeset_file">
                         ${h.link_to(h.safe_unicode(c.node1.path),h.url('files_home',repo_name=c.repo_name,
                         revision=c.cs2.raw_id,f_path=h.safe_unicode(c.node1.path)))}
                     </div>
                     <div class="diff-actions">
                       <a href="${h.url('files_diff_home',repo_name=c.repo_name,f_path=h.safe_unicode(c.node1.path),diff2=c.cs2.raw_id,diff1=c.cs1.raw_id,diff='diff',fulldiff=1)}" class="tooltip" title="${h.tooltip(_('Show full diff for this file'))}"><img class="icon" src="${h.url('/images/icons/page_white_go.png')}"/></a>
                       <a href="${h.url('files_diff_2way_home',repo_name=c.repo_name,f_path=h.safe_unicode(c.node1.path),diff2=c.cs2.raw_id,diff1=c.cs1.raw_id,diff='diff',fulldiff=1)}" class="tooltip" title="${h.tooltip(_('Show full side-by-side diff for this file'))}"><img class="icon" src="${h.url('/images/icons/application_double.png')}"/></a>
                       <a href="${h.url('files_diff_home',repo_name=c.repo_name,f_path=h.safe_unicode(c.node1.path),diff2=c.cs2.raw_id,diff1=c.cs1.raw_id,diff='raw')}" class="tooltip" title="${h.tooltip(_('Raw diff'))}"><img class="icon" src="${h.url('/images/icons/page_white.png')}"/></a>
                       <a href="${h.url('files_diff_home',repo_name=c.repo_name,f_path=h.safe_unicode(c.node1.path),diff2=c.cs2.raw_id,diff1=c.cs1.raw_id,diff='download')}" class="tooltip" title="${h.tooltip(_('Download diff'))}"><img class="icon" src="${h.url('/images/icons/page_save.png')}"/></a>
                       ##${c.ignorews_url(request.GET, h.FID(c.cs2,path))}
                       ##${c.context_url(request.GET, h.FID(c.cs2,path))}
                     </div>
                 </div>
             </div>
             <div id="compare"></div>
         </div>
     </div>
 <script>
 var orig1 = '${(c.orig1)|n}';
 var orig2 = '${(c.orig2)|n}';
 $(document).ready(function () {
 	$('#compare').mergely({
         width: 'auto',
 		height: '600',
         fgcolor: {a:'#ddffdd',c:'#cccccc',d:'#ffdddd'},
         bgcolor: '#fff',
         viewport: true,
 		cmsettings: {mode: 'text/plain', readOnly: true, lineWrapping: false, lineNumbers: true},
 		lhs: function(setValue) {
 			setValue(orig1);
 		},
 		rhs: function(setValue) {
 			setValue(orig2);
 		},
 	});
 });
 </script>
 </div>
 </%def>

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