Mercurial > hg
annotate mercurial/hg.py @ 9497:91b9a06088da
i18n: merge with pt_BR
author | Martin Geisler <mg@lazybytes.net> |
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date | Thu, 13 Aug 2009 20:11:16 +0200 |
parents | eb6af02307ec |
children | 94114ea3503d 1444a42f6052 |
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1 # hg.py - repository classes for mercurial |
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2 # |
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3 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
2859 | 4 # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> |
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5 # |
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6 # This software may be used and distributed according to the terms of the |
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7 # GNU General Public License version 2, incorporated herein by reference. |
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8 |
3891 | 9 from i18n import _ |
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10 from lock import release |
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11 import localrepo, bundlerepo, httprepo, sshrepo, statichttprepo |
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12 import lock, util, extensions, error |
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13 import merge as _merge |
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14 import verify as _verify |
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15 import errno, os, shutil |
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16 |
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17 def _local(path): |
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18 return (os.path.isfile(util.drop_scheme('file', path)) and |
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19 bundlerepo or localrepo) |
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20 |
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21 def parseurl(url, revs=[]): |
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22 '''parse url#branch, returning url, branch + revs''' |
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23 |
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24 if '#' not in url: |
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25 return url, (revs or None), revs and revs[-1] or None |
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26 |
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27 url, branch = url.split('#', 1) |
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28 checkout = revs and revs[-1] or branch |
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29 return url, (revs or []) + [branch], checkout |
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30 |
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31 schemes = { |
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32 'bundle': bundlerepo, |
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33 'file': _local, |
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34 'http': httprepo, |
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35 'https': httprepo, |
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36 'ssh': sshrepo, |
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37 'static-http': statichttprepo, |
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38 } |
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39 |
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40 def _lookup(path): |
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41 scheme = 'file' |
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42 if path: |
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43 c = path.find(':') |
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44 if c > 0: |
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45 scheme = path[:c] |
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46 thing = schemes.get(scheme) or schemes['file'] |
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47 try: |
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48 return thing(path) |
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49 except TypeError: |
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50 return thing |
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51 |
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52 def islocal(repo): |
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53 '''return true if repo or path is local''' |
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54 if isinstance(repo, str): |
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55 try: |
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56 return _lookup(repo).islocal(repo) |
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57 except AttributeError: |
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58 return False |
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59 return repo.local() |
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60 |
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61 def repository(ui, path='', create=False): |
2774 | 62 """return a repository object for the specified path""" |
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63 repo = _lookup(path).instance(ui, path, create) |
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64 ui = getattr(repo, "ui", ui) |
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65 for name, module in extensions.extensions(): |
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66 hook = getattr(module, 'reposetup', None) |
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67 if hook: |
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68 hook(ui, repo) |
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69 return repo |
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70 |
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71 def defaultdest(source): |
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72 '''return default destination of clone if none is given''' |
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73 return os.path.basename(os.path.normpath(source)) |
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75 def localpath(path): |
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76 if path.startswith('file://localhost/'): |
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77 return path[16:] |
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78 if path.startswith('file://'): |
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79 return path[7:] |
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80 if path.startswith('file:'): |
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81 return path[5:] |
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82 return path |
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83 |
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84 def share(ui, source, dest=None, update=True): |
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85 '''create a shared repository''' |
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86 |
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87 if not islocal(source): |
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88 raise util.Abort(_('can only share local repositories')) |
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89 |
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90 if not dest: |
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91 dest = os.path.basename(source) |
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93 dest = ui.expandpath(dest) | |
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94 |
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95 if isinstance(source, str): |
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96 origsource = ui.expandpath(source) |
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97 source, rev, checkout = parseurl(origsource, '') |
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98 srcrepo = repository(ui, source) |
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99 else: |
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100 srcrepo = source |
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101 origsource = source = srcrepo.url() |
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102 checkout = None |
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103 |
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104 sharedpath = srcrepo.sharedpath # if our source is already sharing |
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105 |
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106 root = os.path.realpath(dest) |
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107 roothg = os.path.join(root, '.hg') |
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108 |
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109 if os.path.exists(roothg): |
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110 raise util.Abort(_('destination already exists')) |
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111 |
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112 if not os.path.isdir(root): |
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113 os.mkdir(root) |
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114 os.mkdir(roothg) |
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115 |
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116 requirements = '' |
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117 try: |
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118 requirements = srcrepo.opener('requires').read() |
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119 except IOError, inst: |
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120 if inst.errno != errno.ENOENT: |
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121 raise |
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122 |
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123 requirements += 'shared\n' |
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124 file(os.path.join(roothg, 'requires'), 'w').write(requirements) |
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125 file(os.path.join(roothg, 'sharedpath'), 'w').write(sharedpath) |
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126 |
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127 default = srcrepo.ui.config('paths', 'default') |
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128 if default: |
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129 f = file(os.path.join(roothg, 'hgrc'), 'w') |
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130 f.write('[paths]\ndefault = %s\n' % default) |
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131 f.close() |
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132 |
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133 r = repository(ui, root) |
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134 |
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135 if update: |
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136 r.ui.status(_("updating working directory\n")) |
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137 if update is not True: |
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138 checkout = update |
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139 for test in (checkout, 'default', 'tip'): |
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140 try: |
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141 uprev = r.lookup(test) |
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142 break |
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143 except LookupError: |
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144 continue |
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145 _update(r, uprev) |
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146 |
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147 def clone(ui, source, dest=None, pull=False, rev=None, update=True, |
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148 stream=False): |
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149 """Make a copy of an existing repository. |
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150 |
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151 Create a copy of an existing repository in a new directory. The |
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152 source and destination are URLs, as passed to the repository |
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153 function. Returns a pair of repository objects, the source and |
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154 newly created destination. |
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155 |
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156 The location of the source is added to the new repository's |
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157 .hg/hgrc file, as the default to be used for future pulls and |
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158 pushes. |
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159 |
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160 If an exception is raised, the partly cloned/updated destination |
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161 repository will be deleted. |
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162 |
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163 Arguments: |
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164 |
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165 source: repository object or URL |
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166 |
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167 dest: URL of destination repository to create (defaults to base |
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168 name of source repository) |
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169 |
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170 pull: always pull from source repository, even in local case |
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171 |
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172 stream: stream raw data uncompressed from repository (fast over |
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173 LAN, slow over WAN) |
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174 |
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175 rev: revision to clone up to (implies pull=True) |
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176 |
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177 update: update working directory after clone completes, if |
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178 destination is local repository (True means update to default rev, |
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179 anything else is treated as a revision) |
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180 """ |
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181 |
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182 if isinstance(source, str): |
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183 origsource = ui.expandpath(source) |
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184 source, rev, checkout = parseurl(origsource, rev) |
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185 src_repo = repository(ui, source) |
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186 else: |
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187 src_repo = source |
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188 origsource = source = src_repo.url() |
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189 checkout = rev and rev[-1] or None |
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190 |
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191 if dest is None: |
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192 dest = defaultdest(source) |
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193 ui.status(_("destination directory: %s\n") % dest) |
9344 | 194 else: |
195 dest = ui.expandpath(dest) | |
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196 |
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197 dest = localpath(dest) |
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198 source = localpath(source) |
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199 |
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200 if os.path.exists(dest): |
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201 if not os.path.isdir(dest): |
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202 raise util.Abort(_("destination '%s' already exists") % dest) |
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203 elif os.listdir(dest): |
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204 raise util.Abort(_("destination '%s' is not empty") % dest) |
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205 |
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206 class DirCleanup(object): |
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207 def __init__(self, dir_): |
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208 self.rmtree = shutil.rmtree |
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209 self.dir_ = dir_ |
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210 def close(self): |
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211 self.dir_ = None |
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212 def cleanup(self): |
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213 if self.dir_: |
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214 self.rmtree(self.dir_, True) |
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215 |
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216 src_lock = dest_lock = dir_cleanup = None |
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217 try: |
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218 if islocal(dest): |
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219 dir_cleanup = DirCleanup(dest) |
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220 |
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221 abspath = origsource |
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222 copy = False |
6315 | 223 if src_repo.cancopy() and islocal(dest): |
5248 | 224 abspath = os.path.abspath(util.drop_scheme('file', origsource)) |
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225 copy = not pull and not rev |
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226 |
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227 if copy: |
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228 try: |
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229 # we use a lock here because if we race with commit, we |
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230 # can end up with extra data in the cloned revlogs that's |
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231 # not pointed to by changesets, thus causing verify to |
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232 # fail |
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233 src_lock = src_repo.lock(wait=False) |
7640 | 234 except error.LockError: |
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235 copy = False |
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236 |
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237 if copy: |
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238 src_repo.hook('preoutgoing', throw=True, source='clone') |
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239 hgdir = os.path.realpath(os.path.join(dest, ".hg")) |
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240 if not os.path.exists(dest): |
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241 os.mkdir(dest) |
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242 else: |
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243 # only clean up directories we create ourselves |
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244 dir_cleanup.dir_ = hgdir |
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245 try: |
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246 dest_path = hgdir |
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247 os.mkdir(dest_path) |
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248 except OSError, inst: |
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249 if inst.errno == errno.EEXIST: |
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250 dir_cleanup.close() |
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251 raise util.Abort(_("destination '%s' already exists") |
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252 % dest) |
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253 raise |
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254 |
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255 for f in src_repo.store.copylist(): |
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256 src = os.path.join(src_repo.path, f) |
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257 dst = os.path.join(dest_path, f) |
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258 dstbase = os.path.dirname(dst) |
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259 if dstbase and not os.path.exists(dstbase): |
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260 os.mkdir(dstbase) |
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261 if os.path.exists(src): |
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262 if dst.endswith('data'): |
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263 # lock to avoid premature writing to the target |
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264 dest_lock = lock.lock(os.path.join(dstbase, "lock")) |
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265 util.copyfiles(src, dst) |
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266 |
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267 # we need to re-init the repo after manually copying the data |
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268 # into it |
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269 dest_repo = repository(ui, dest) |
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270 src_repo.hook('outgoing', source='clone', node='0'*40) |
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271 else: |
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272 try: |
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273 dest_repo = repository(ui, dest, create=True) |
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274 except OSError, inst: |
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275 if inst.errno == errno.EEXIST: |
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276 dir_cleanup.close() |
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277 raise util.Abort(_("destination '%s' already exists") |
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278 % dest) |
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279 raise |
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280 |
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281 revs = None |
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282 if rev: |
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283 if 'lookup' not in src_repo.capabilities: |
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284 raise util.Abort(_("src repository does not support revision " |
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285 "lookup and so doesn't support clone by " |
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286 "revision")) |
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287 revs = [src_repo.lookup(r) for r in rev] |
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288 checkout = revs[0] |
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289 if dest_repo.local(): |
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290 dest_repo.clone(src_repo, heads=revs, stream=stream) |
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291 elif src_repo.local(): |
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292 src_repo.push(dest_repo, revs=revs) |
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293 else: |
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294 raise util.Abort(_("clone from remote to remote not supported")) |
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295 |
5186 | 296 if dir_cleanup: |
297 dir_cleanup.close() | |
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298 |
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299 if dest_repo.local(): |
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300 fp = dest_repo.opener("hgrc", "w", text=True) |
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301 fp.write("[paths]\n") |
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302 fp.write("default = %s\n" % abspath) |
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303 fp.close() |
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304 |
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305 dest_repo.ui.setconfig('paths', 'default', abspath) |
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306 |
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307 if update: |
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308 dest_repo.ui.status(_("updating working directory\n")) |
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309 if update is not True: |
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310 checkout = update |
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311 for test in (checkout, 'default', 'tip'): |
5248 | 312 try: |
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313 uprev = dest_repo.lookup(test) |
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314 break |
5248 | 315 except: |
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316 continue |
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317 _update(dest_repo, uprev) |
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318 |
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319 return src_repo, dest_repo |
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320 finally: |
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321 release(src_lock, dest_lock) |
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322 if dir_cleanup is not None: |
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323 dir_cleanup.cleanup() |
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324 |
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325 def _showstats(repo, stats): |
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326 stats = ((stats[0], _("updated")), |
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327 (stats[1], _("merged")), |
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328 (stats[2], _("removed")), |
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329 (stats[3], _("unresolved"))) |
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330 note = ", ".join([_("%d files %s") % s for s in stats]) |
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331 repo.ui.status("%s\n" % note) |
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332 |
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333 def update(repo, node): |
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334 """update the working directory to node, merging linear changes""" |
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335 stats = _merge.update(repo, node, False, False, None) |
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336 _showstats(repo, stats) |
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337 if stats[3]: |
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339 return stats[3] > 0 |
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340 |
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341 # naming conflict in clone() |
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342 _update = update |
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343 |
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344 def clean(repo, node, show_stats=True): |
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345 """forcibly switch the working directory to node, clobbering changes""" |
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346 stats = _merge.update(repo, node, False, True, None) |
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347 if show_stats: _showstats(repo, stats) |
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348 return stats[3] > 0 |
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349 |
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350 def merge(repo, node, force=None, remind=True): |
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351 """branch merge with node, resolving changes""" |
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352 stats = _merge.update(repo, node, True, force, False) |
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353 _showstats(repo, stats) |
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354 if stats[3]: |
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355 repo.ui.status(_("use 'hg resolve' to retry unresolved file merges " |
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356 "or 'hg up --clean' to abandon\n")) |
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357 elif remind: |
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358 repo.ui.status(_("(branch merge, don't forget to commit)\n")) |
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359 return stats[3] > 0 |
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360 |
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361 def revert(repo, node, choose): |
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362 """revert changes to revision in node without updating dirstate""" |
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363 return _merge.update(repo, node, False, True, choose)[3] > 0 |
2778 | 364 |
365 def verify(repo): | |
366 """verify the consistency of a repository""" | |
367 return _verify.verify(repo) |