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annotate rhodecode/model/scm.py @ 1005:520e67cbb494 beta

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fixed sorting in maing page by owners
author Marcin Kuzminski <marcin@python-works.com>
date Tue, 08 Feb 2011 15:41:47 +0100
parents 1951c35483ab
children 4f834b0abcd3
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.model.scm
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4 ~~~~~~~~~~~~~~~~~~~
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5
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6 Scm model for RhodeCode
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7
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8 :created_on: Apr 9, 2010
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9 :author: marcink
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10 :copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>
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11 :license: GPLv3, see COPYING for more details.
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12 """
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13 # This program is free software; you can redistribute it and/or
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14 # modify it under the terms of the GNU General Public License
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15 # as published by the Free Software Foundation; version 2
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16 # of the License or (at your opinion) any later version of the license.
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17 #
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18 # This program is distributed in the hope that it will be useful,
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19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 # GNU General Public License for more details.
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22 #
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23 # You should have received a copy of the GNU General Public License
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24 # along with this program; if not, write to the Free Software
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25 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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26 # MA 02110-1301, USA.
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27 import os
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28 import time
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29 import traceback
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30 import logging
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31
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32 from vcs import get_backend
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33 from vcs.utils.helpers import get_scm
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34 from vcs.exceptions import RepositoryError, VCSError
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35 from vcs.utils.lazy import LazyProperty
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36
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37 from mercurial import ui
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38
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39 from beaker.cache import cache_region, region_invalidate
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40
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41 from rhodecode import BACKENDS
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42 from rhodecode.lib import helpers as h
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43 from rhodecode.lib.auth import HasRepoPermissionAny
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44 from rhodecode.lib.utils import get_repos as get_filesystem_repos, make_ui, action_logger
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45 from rhodecode.model import BaseModel
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46 from rhodecode.model.user import UserModel
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47
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48 from rhodecode.model.db import Repository, RhodeCodeUi, CacheInvalidation, \
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49 UserFollowing, UserLog
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50 from rhodecode.model.caching_query import FromCache
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51
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52 from sqlalchemy.orm import joinedload
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53 from sqlalchemy.orm.session import make_transient
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54 from sqlalchemy.exc import DatabaseError
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55
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56 log = logging.getLogger(__name__)
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57
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58
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59 class UserTemp(object):
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60 def __init__(self, user_id):
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61 self.user_id = user_id
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62
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63 def __repr__(self):
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64 return "<%s('id:%s')>" % (self.__class__.__name__, self.user_id)
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65
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66 class RepoTemp(object):
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67 def __init__(self, repo_id):
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68 self.repo_id = repo_id
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70 def __repr__(self):
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71 return "<%s('id:%s')>" % (self.__class__.__name__, self.repo_id)
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72
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73 class ScmModel(BaseModel):
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74 """Generic Scm Model
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75 """
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76
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77 @LazyProperty
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78 def repos_path(self):
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79 """Get's the repositories root path from database
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80 """
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81
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82 q = self.sa.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key == '/').one()
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83
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84 return q.ui_value
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85
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86 def repo_scan(self, repos_path, baseui):
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87 """Listing of repositories in given path. This path should not be a
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88 repository itself. Return a dictionary of repository objects
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90 :param repos_path: path to directory containing repositories
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91 :param baseui: baseui instance to instantiate MercurialRepostitory with
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92 """
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93
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94 log.info('scanning for repositories in %s', repos_path)
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95
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96 if not isinstance(baseui, ui.ui):
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97 baseui = make_ui('db')
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98 repos_list = {}
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99
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100 for name, path in get_filesystem_repos(repos_path, recursive=True):
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101 try:
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102 if repos_list.has_key(name):
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103 raise RepositoryError('Duplicate repository name %s '
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104 'found in %s' % (name, path))
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105 else:
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106
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107 klass = get_backend(path[0])
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108
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109 if path[0] == 'hg' and path[0] in BACKENDS.keys():
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110 repos_list[name] = klass(path[1], baseui=baseui)
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111
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112 if path[0] == 'git' and path[0] in BACKENDS.keys():
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113 repos_list[name] = klass(path[1])
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114 except OSError:
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115 continue
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116
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117 return repos_list
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118
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119 def get_repos(self, all_repos=None):
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120 """Get all repos from db and for each repo create it's backend instance.
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121 and fill that backed with information from database
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122
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123 :param all_repos: give specific repositories list, good for filtering
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124 """
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125
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126 if all_repos is None:
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127 all_repos = self.sa.query(Repository)\
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128 .order_by(Repository.repo_name).all()
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129
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130 #get the repositories that should be invalidated
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131 invalidation_list = [str(x.cache_key) for x in \
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132 self.sa.query(CacheInvalidation.cache_key)\
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133 .filter(CacheInvalidation.cache_active == False)\
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134 .all()]
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135
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136 for r in all_repos:
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137
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138 repo = self.get(r.repo_name, invalidation_list)
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139
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140 if repo is not None:
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141 last_change = repo.last_change
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142 tip = h.get_changeset_safe(repo, 'tip')
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143
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144 tmp_d = {}
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145 tmp_d['name'] = r.repo_name
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146 tmp_d['name_sort'] = tmp_d['name'].lower()
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147 tmp_d['description'] = repo.dbrepo.description
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148 tmp_d['description_sort'] = tmp_d['description']
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149 tmp_d['last_change'] = last_change
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150 tmp_d['last_change_sort'] = time.mktime(last_change.timetuple())
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151 tmp_d['tip'] = tip.raw_id
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152 tmp_d['tip_sort'] = tip.revision
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153 tmp_d['rev'] = tip.revision
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154 tmp_d['contact'] = repo.dbrepo.user.full_contact
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155 tmp_d['contact_sort'] = tmp_d['contact']
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156 tmp_d['owner_sort'] = tmp_d['contact']
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157 tmp_d['repo_archives'] = list(repo._get_archives())
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158 tmp_d['last_msg'] = tip.message
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159 tmp_d['repo'] = repo
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160 yield tmp_d
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161
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162 def get_repo(self, repo_name):
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163 return self.get(repo_name)
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164
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165 def get(self, repo_name, invalidation_list=None):
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166 """Get's repository from given name, creates BackendInstance and
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167 propagates it's data from database with all additional information
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168
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169 :param repo_name:
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170 :param invalidation_list: if a invalidation list is given the get
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171 method should not manually check if this repository needs
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172 invalidation and just invalidate the repositories in list
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173
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174 """
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175 if not HasRepoPermissionAny('repository.read', 'repository.write',
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176 'repository.admin')(repo_name, 'get repo check'):
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177 return
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178
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179 #======================================================================
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180 # CACHE FUNCTION
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181 #======================================================================
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182 @cache_region('long_term')
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183 def _get_repo(repo_name):
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184
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185 repo_path = os.path.join(self.repos_path, repo_name)
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186
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187 try:
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188 alias = get_scm(repo_path)[0]
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189
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190 log.debug('Creating instance of %s repository', alias)
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191 backend = get_backend(alias)
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192 except VCSError:
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193 log.error(traceback.format_exc())
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194 return
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195
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196 if alias == 'hg':
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197 from pylons import app_globals as g
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198 repo = backend(repo_path, create=False, baseui=g.baseui)
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199 #skip hidden web repository
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200 if repo._get_hidden():
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201 return
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202 else:
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203 repo = backend(repo_path, create=False)
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204
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205 dbrepo = self.sa.query(Repository)\
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206 .options(joinedload(Repository.fork))\
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207 .options(joinedload(Repository.user))\
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208 .filter(Repository.repo_name == repo_name)\
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209 .scalar()
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210
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211 make_transient(dbrepo)
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212 if dbrepo.user:
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213 make_transient(dbrepo.user)
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214 if dbrepo.fork:
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215 make_transient(dbrepo.fork)
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216
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217 repo.dbrepo = dbrepo
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218 return repo
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219
792
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220 pre_invalidate = True
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221 if invalidation_list is not None:
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222 pre_invalidate = repo_name in invalidation_list
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223
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224 if pre_invalidate:
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225 invalidate = self._should_invalidate(repo_name)
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226
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diff changeset
227 if invalidate:
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228 log.info('invalidating cache for repository %s', repo_name)
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229 region_invalidate(_get_repo, None, repo_name)
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230 self._mark_invalidated(invalidate)
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231
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232 return _get_repo(repo_name)
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233
692
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234
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235
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236 def mark_for_invalidation(self, repo_name):
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237 """Puts cache invalidation task into db for
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238 further global cache invalidation
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239
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diff changeset
240 :param repo_name: this repo that should invalidation take place
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241 """
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242
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243 log.debug('marking %s for invalidation', repo_name)
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244 cache = self.sa.query(CacheInvalidation)\
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245 .filter(CacheInvalidation.cache_key == repo_name).scalar()
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246
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247 if cache:
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248 #mark this cache as inactive
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249 cache.cache_active = False
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250 else:
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251 log.debug('cache key not found in invalidation db -> creating one')
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252 cache = CacheInvalidation(repo_name)
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253
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254 try:
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255 self.sa.add(cache)
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256 self.sa.commit()
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257 except (DatabaseError,):
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258 log.error(traceback.format_exc())
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diff changeset
259 self.sa.rollback()
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260
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261
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262 def toggle_following_repo(self, follow_repo_id, user_id):
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263
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264 f = self.sa.query(UserFollowing)\
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265 .filter(UserFollowing.follows_repo_id == follow_repo_id)\
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266 .filter(UserFollowing.user_id == user_id).scalar()
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267
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268 if f is not None:
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269
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270 try:
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271 self.sa.delete(f)
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272 self.sa.commit()
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273 action_logger(UserTemp(user_id),
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274 'stopped_following_repo',
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275 RepoTemp(follow_repo_id))
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276 return
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277 except:
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278 log.error(traceback.format_exc())
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279 self.sa.rollback()
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280 raise
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281
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282
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283 try:
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284 f = UserFollowing()
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285 f.user_id = user_id
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286 f.follows_repo_id = follow_repo_id
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287 self.sa.add(f)
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288 self.sa.commit()
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289 action_logger(UserTemp(user_id),
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290 'started_following_repo',
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291 RepoTemp(follow_repo_id))
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292 except:
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293 log.error(traceback.format_exc())
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294 self.sa.rollback()
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295 raise
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296
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297 def toggle_following_user(self, follow_user_id , user_id):
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298 f = self.sa.query(UserFollowing)\
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299 .filter(UserFollowing.follows_user_id == follow_user_id)\
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300 .filter(UserFollowing.user_id == user_id).scalar()
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301
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302 if f is not None:
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303 try:
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304 self.sa.delete(f)
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305 self.sa.commit()
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306 return
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307 except:
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308 log.error(traceback.format_exc())
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309 self.sa.rollback()
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310 raise
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311
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312 try:
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313 f = UserFollowing()
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314 f.user_id = user_id
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315 f.follows_user_id = follow_user_id
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316 self.sa.add(f)
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317 self.sa.commit()
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318 except:
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319 log.error(traceback.format_exc())
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320 self.sa.rollback()
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321 raise
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322
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323 def is_following_repo(self, repo_name, user_id, cache=False):
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324 r = self.sa.query(Repository)\
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325 .filter(Repository.repo_name == repo_name).scalar()
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326
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327 f = self.sa.query(UserFollowing)\
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328 .filter(UserFollowing.follows_repository == r)\
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329 .filter(UserFollowing.user_id == user_id).scalar()
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330
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331 return f is not None
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332
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333 def is_following_user(self, username, user_id, cache=False):
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334 u = UserModel(self.sa).get_by_username(username)
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335
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336 f = self.sa.query(UserFollowing)\
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337 .filter(UserFollowing.follows_user == u)\
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338 .filter(UserFollowing.user_id == user_id).scalar()
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339
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340 return f is not None
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341
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342 def get_followers(self, repo_id):
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343 return self.sa.query(UserFollowing)\
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344 .filter(UserFollowing.follows_repo_id == repo_id).count()
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345
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346 def get_forks(self, repo_id):
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347 return self.sa.query(Repository)\
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348 .filter(Repository.fork_id == repo_id).count()
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349
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350
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351 def get_unread_journal(self):
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352 return self.sa.query(UserLog).count()
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353
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354
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355 def _should_invalidate(self, repo_name):
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356 """Looks up database for invalidation signals for this repo_name
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357
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358 :param repo_name:
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359 """
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360
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361 ret = self.sa.query(CacheInvalidation)\
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362 .options(FromCache('sql_cache_short',
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363 'get_invalidation_%s' % repo_name))\
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364 .filter(CacheInvalidation.cache_key == repo_name)\
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365 .filter(CacheInvalidation.cache_active == False)\
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366 .scalar()
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367
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368 return ret
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369
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370 def _mark_invalidated(self, cache_key):
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371 """ Marks all occurences of cache to invaldation as already invalidated
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diff changeset
372
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373 :param cache_key:
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374 """
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375
692
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376 if cache_key:
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377 log.debug('marking %s as already invalidated', cache_key)
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diff changeset
378 try:
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379 cache_key.cache_active = True
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380 self.sa.add(cache_key)
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381 self.sa.commit()
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diff changeset
382 except (DatabaseError,):
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383 log.error(traceback.format_exc())
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diff changeset
384 self.sa.rollback()
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diff changeset
385