Mercurial > kallithea

annotate rhodecode/controllers/compare.py @ 3011:25d77aef2729 beta

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Optimized look of compare view of changesets. Added cut off limit for compare view
author Marcin Kuzminski <marcin@python-works.com>
date Sat, 17 Nov 2012 17:14:02 +0100
parents bf96fd1920c1
children 16af24982e30
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 # -*- coding: utf-8 -*-
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2 """
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3 rhodecode.controllers.compare
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4 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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5
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6 compare controller for pylons showoing differences between two
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7 repos, branches, bookmarks or tips
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8
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9 :created_on: May 6, 2012
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10 :author: marcink
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11 :copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
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12 :license: GPLv3, see COPYING for more details.
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13 """
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14 # This program is free software: you can redistribute it and/or modify
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15 # it under the terms of the GNU General Public License as published by
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16 # the Free Software Foundation, either version 3 of the License, or
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17 # (at your option) any later version.
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18 #
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19 # This program is distributed in the hope that it will be useful,
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20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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22 # GNU General Public License for more details.
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23 #
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24 # You should have received a copy of the GNU General Public License
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25 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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26 import logging
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27 import traceback
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28
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29 from webob.exc import HTTPNotFound
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30 from pylons import request, response, session, tmpl_context as c, url
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31 from pylons.controllers.util import abort, redirect
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32 from pylons.i18n.translation import _
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33
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34 from rhodecode.lib.vcs.exceptions import EmptyRepositoryError, RepositoryError
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35 from rhodecode.lib import helpers as h
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36 from rhodecode.lib.base import BaseRepoController, render
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37 from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
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38 from rhodecode.lib import diffs
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39
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40 from rhodecode.model.db import Repository
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41 from rhodecode.model.pull_request import PullRequestModel
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42 from webob.exc import HTTPBadRequest
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43 from rhodecode.lib.utils2 import str2bool
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44 from rhodecode.lib.diffs import LimitedDiffContainer
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45
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46 log = logging.getLogger(__name__)
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48
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49 class CompareController(BaseRepoController):
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50
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51 @LoginRequired()
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52 @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
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53 'repository.admin')
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54 def __before__(self):
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55 super(CompareController, self).__before__()
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56
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57 def __get_cs_or_redirect(self, rev, repo, redirect_after=True,
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58 partial=False):
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59 """
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60 Safe way to get changeset if error occur it redirects to changeset with
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61 proper message. If partial is set then don't do redirect raise Exception
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62 instead
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63
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64 :param rev: revision to fetch
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65 :param repo: repo instance
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66 """
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67
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68 try:
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69 type_, rev = rev
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70 return repo.scm_instance.get_changeset(rev)
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71 except EmptyRepositoryError, e:
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72 if not redirect_after:
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73 return None
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74 h.flash(h.literal(_('There are no changesets yet')),
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75 category='warning')
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76 redirect(url('summary_home', repo_name=repo.repo_name))
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77
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78 except RepositoryError, e:
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79 log.error(traceback.format_exc())
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80 h.flash(str(e), category='warning')
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81 if not partial:
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82 redirect(h.url('summary_home', repo_name=repo.repo_name))
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83 raise HTTPBadRequest()
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84
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85 def index(self, org_ref_type, org_ref, other_ref_type, other_ref):
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86
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87 org_repo = c.rhodecode_db_repo.repo_name
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88 org_ref = (org_ref_type, org_ref)
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89 other_ref = (other_ref_type, other_ref)
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90 other_repo = request.GET.get('repo', org_repo)
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91 bundle_compare = str2bool(request.GET.get('bundle', True))
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92 c.fulldiff = fulldiff = request.GET.get('fulldiff')
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93
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94 c.swap_url = h.url('compare_url', repo_name=other_repo,
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95 org_ref_type=other_ref[0], org_ref=other_ref[1],
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96 other_ref_type=org_ref[0], other_ref=org_ref[1],
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97 repo=org_repo, as_form=request.GET.get('as_form'),
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98 bundle=bundle_compare)
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99
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100 c.org_repo = org_repo = Repository.get_by_repo_name(org_repo)
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101 c.other_repo = other_repo = Repository.get_by_repo_name(other_repo)
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102
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103 if c.org_repo is None or c.other_repo is None:
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104 log.error('Could not found repo %s or %s' % (org_repo, other_repo))
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105 raise HTTPNotFound
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106
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107 if c.org_repo != c.other_repo and h.is_git(c.rhodecode_repo):
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108 log.error('compare of two remote repos not available for GIT REPOS')
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109 raise HTTPNotFound
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110
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111 if c.org_repo.scm_instance.alias != c.other_repo.scm_instance.alias:
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112 log.error('compare of two different kind of remote repos not available')
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113 raise HTTPNotFound
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114
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115 partial = request.environ.get('HTTP_X_PARTIAL_XHR')
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116 self.__get_cs_or_redirect(rev=org_ref, repo=org_repo, partial=partial)
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117 self.__get_cs_or_redirect(rev=other_ref, repo=other_repo, partial=partial)
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118
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119 c.cs_ranges, discovery_data = PullRequestModel().get_compare_data(
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120 org_repo, org_ref, other_repo, other_ref
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121 )
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122
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123 c.statuses = c.rhodecode_db_repo.statuses([x.raw_id for x in
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124 c.cs_ranges])
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125 c.target_repo = c.repo_name
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126 # defines that we need hidden inputs with changesets
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127 c.as_form = request.GET.get('as_form', False)
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128 if partial:
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129 return render('compare/compare_cs.html')
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130
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131 if not bundle_compare and c.cs_ranges:
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132 # case we want a simple diff without incoming changesets, just
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133 # for review purposes. Make the diff on the forked repo, with
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134 # revision that is common ancestor
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135 other_ref = ('rev', c.cs_ranges[-1].parents[0].raw_id)
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136 other_repo = org_repo
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137
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138 c.org_ref = org_ref[1]
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139 c.other_ref = other_ref[1]
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140
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141 _diff = diffs.differ(other_repo, other_ref, org_repo, org_ref,
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142 discovery_data, bundle_compare=bundle_compare)
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143 diff_limit = self.cut_off_limit if not fulldiff else None
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144 diff_processor = diffs.DiffProcessor(_diff, format='gitdiff',
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145 diff_limit=diff_limit)
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146 _parsed = diff_processor.prepare()
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147
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148 c.limited_diff = False
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149 if isinstance(_parsed, LimitedDiffContainer):
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150 c.limited_diff = True
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151
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152 c.files = []
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153 c.changes = {}
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154
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155 for f in _parsed:
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156 fid = h.FID('', f['filename'])
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157 c.files.append([fid, f['operation'], f['filename'], f['stats']])
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158 diff = diff_processor.as_html(enable_comments=False, parsed_lines=[f])
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159 c.changes[fid] = [f['operation'], f['filename'], diff]
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160
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161 return render('compare/compare_diff.html')