Mercurial > hgsubversion

annotate __init__.py @ 249:a065bf61caa1

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encoding: fix encoding swap to work with demandimport enabled (#67)
author Daniel Tang <dytang@cs.purdue.edu>
date Fri, 10 Apr 2009 15:43:47 -0500
parents a9134fa28d15
children 23b02f892d9b
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1 '''integration with Subversion repositories
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2
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3 This extension allows Mercurial to act as a Subversion client, for
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4 fast incremental, bidirectional updates.
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5
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6 It is *not* ready yet for production use. You should only be using
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7 this if you're ready to hack on it, and go diving into the internals
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8 of Mercurial and/or Subversion.
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9
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10 Before using hgsubversion, it is *strongly* encouraged to run the
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11 automated tests. See `README' in the hgsubversion directory for
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12 details.
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13 '''
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14
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15 import os
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16
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17 from mercurial import commands
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18 from mercurial import hg
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19 from mercurial import util as hgutil
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20
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21 from svn import core
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23 import svncommand
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24 import svncommands
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25 import tag_repo
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26 import util
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27
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28 from util import svn_subcommands, svn_commands_nourl
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29
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30 def reposetup(ui, repo):
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31 if not util.is_svn_repo(repo):
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32 return
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33
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34 repo.__class__ = tag_repo.generate_repo_class(ui, repo)
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36
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37 def svn(ui, repo, subcommand, *args, **opts):
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38 '''see detailed help for list of subcommands'''
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39
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40 # guess command if prefix
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41 if subcommand not in svn_subcommands:
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42 candidates = []
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43 for c in svn_subcommands:
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44 if c.startswith(subcommand):
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45 candidates.append(c)
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46 if len(candidates) == 1:
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47 subcommand = candidates[0]
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48
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49 path = os.path.dirname(repo.path)
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50 try:
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51 commandfunc = svn_subcommands[subcommand]
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52 if commandfunc not in svn_commands_nourl:
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53 opts['svn_url'] = open(os.path.join(repo.path, 'svn', 'url')).read()
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54 return commandfunc(ui, args=args, hg_repo_path=path, repo=repo, **opts)
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55 except core.SubversionException, e:
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56 if e.apr_err == core.SVN_ERR_RA_SERF_SSL_CERT_UNTRUSTED:
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57 raise hgutil.Abort('It appears svn does not trust the ssl cert for this site.\n'
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58 'Please try running svn ls on that url first.')
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59 raise
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60 except TypeError:
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61 tb = traceback.extract_tb(sys.exc_info()[2])
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62 if len(tb) == 1:
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63 ui.status('Bad arguments for subcommand %s\n' % subcommand)
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64 else:
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65 raise
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66 except KeyError, e:
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67 tb = traceback.extract_tb(sys.exc_info()[2])
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68 if len(tb) == 1:
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69 ui.status('Unknown subcommand %s\n' % subcommand)
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70 else:
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71 raise
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72
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74 def svn_fetch(ui, svn_url, hg_repo_path=None, **opts):
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75 '''clone Subversion repository to a local Mercurial repository.
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76
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77 If no destination directory name is specified, it defaults to the
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78 basename of the source plus "-hg".
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79
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80 You can specify multiple paths for the location of tags using comma
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81 separated values.
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82 '''
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83 if not hg_repo_path:
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84 hg_repo_path = hg.defaultdest(svn_url) + "-hg"
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85 ui.status("Assuming destination %s\n" % hg_repo_path)
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86 should_update = not os.path.exists(hg_repo_path)
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87 svn_url = util.normalize_url(svn_url)
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88 try:
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89 res = svncommands.pull(ui, svn_url, hg_repo_path, **opts)
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90 except core.SubversionException, e:
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91 if e.apr_err == core.SVN_ERR_RA_SERF_SSL_CERT_UNTRUSTED:
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92 raise hgutil.Abort('It appears svn does not trust the ssl cert for this site.\n'
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93 'Please try running svn ls on that url first.')
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94 raise
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95 if (res is None or res == 0) and should_update:
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96 repo = hg.repository(ui, hg_repo_path)
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97 commands.update(ui, repo, repo['tip'].node())
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98 return res
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100 commands.norepo += " svnclone"
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101 cmdtable = {
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102 "svn":
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103 (svn,
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104 [('u', 'svn-url', '', 'path to the Subversion server.'),
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105 ('', 'stupid', False, 'be stupid and use diffy replay.'),
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106 ('A', 'authors', '', 'username mapping filename'),
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107 ('', 'filemap', '',
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108 'remap file to exclude paths or include only certain paths'),
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109 ('', 'force', False, 'force an operation to happen'),
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110 ('', 'username', '', 'username for authentication'),
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111 ('', 'password', '', 'password for authentication'),
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112 ],
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113 svncommands.generate_help(),
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114 ),
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115 "svnclone":
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116 (svn_fetch,
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117 [('S', 'skipto-rev', '0', 'skip commits before this revision.'),
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118 ('', 'stupid', False, 'be stupid and use diffy replay.'),
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119 ('T', 'tag-locations', 'tags', 'Relative path to Subversion tags.'),
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120 ('A', 'authors', '', 'username mapping filename'),
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121 ('', 'filemap', '',
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122 'remap file to exclude paths or include only certain paths'),
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123 ('', 'username', '', 'username for authentication'),
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124 ('', 'password', '', 'password for authentication'),
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125 ],
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126 'hg svnclone source [dest]'),
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127 }