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@@ -0,0 +1,137 b'' | |||
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1 | # darcs support for the convert extension | |
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2 | ||
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3 | from common import NoRepo, commit, converter_source | |
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4 | from mercurial.i18n import _ | |
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5 | from mercurial import util | |
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6 | import os, shutil, tempfile | |
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7 | ||
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8 | # The naming drift of ElementTree is fun! | |
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9 | ||
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10 | try: from xml.etree.cElementTree import ElementTree | |
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11 | except ImportError: | |
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12 | try: from xml.etree.ElementTree import ElementTree | |
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13 | except ImportError: | |
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14 | try: from elementtree.cElementTree import ElementTree | |
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15 | except ImportError: | |
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16 | try: from elementtree.ElementTree import ElementTree | |
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17 | except ImportError: ElementTree = None | |
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18 | ||
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19 | ||
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20 | class darcs_source(converter_source): | |
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21 | def __init__(self, ui, path, rev=None): | |
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22 | super(darcs_source, self).__init__(ui, path, rev=rev) | |
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23 | ||
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24 | if not os.path.exists(os.path.join(path, '_darcs', 'inventory')): | |
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25 | raise NoRepo("couldn't open darcs repo %s" % path) | |
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26 | ||
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27 | if ElementTree is None: | |
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28 | raise util.Abort(_("Python ElementTree module is not available")) | |
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29 | ||
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30 | self.path = os.path.realpath(path) | |
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31 | ||
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32 | self.lastrev = None | |
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33 | self.changes = {} | |
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34 | self.parents = {} | |
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35 | self.tags = {} | |
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36 | ||
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37 | def before(self): | |
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38 | self.tmppath = tempfile.mkdtemp( | |
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39 | prefix='convert-' + os.path.basename(self.path) + '-') | |
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40 | output, status = self.run('init', repodir=self.tmppath) | |
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41 | self.checkexit(status) | |
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42 | ||
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43 | tree = self.xml('changes', '--xml-output', '--summary') | |
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44 | tagname = None | |
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45 | child = None | |
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46 | for elt in tree.findall('patch'): | |
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47 | node = elt.get('hash') | |
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48 | name = elt.findtext('name', '') | |
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49 | if name.startswith('TAG '): | |
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50 | tagname = name[4:].strip() | |
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51 | elif tagname is not None: | |
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52 | self.tags[tagname] = node | |
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53 | tagname = None | |
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54 | self.changes[node] = elt | |
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55 | self.parents[child] = [node] | |
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56 | child = node | |
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57 | self.parents[child] = [] | |
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58 | ||
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59 | def after(self): | |
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60 | self.ui.debug('cleaning up %s\n' % self.tmppath) | |
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61 | #shutil.rmtree(self.tmppath, ignore_errors=True) | |
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62 | ||
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63 | def _run(self, cmd, *args, **kwargs): | |
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64 | cmdline = 'darcs %s --repodir=%r %s </dev/null' % ( | |
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65 | cmd, kwargs.get('repodir', self.path), ' '.join(args)) | |
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66 | self.ui.debug(cmdline, '\n') | |
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67 | return os.popen(cmdline, 'r') | |
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68 | ||
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69 | def run(self, cmd, *args, **kwargs): | |
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70 | fp = self._run(cmd, *args, **kwargs) | |
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71 | output = fp.read() | |
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72 | return output, fp.close() | |
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73 | ||
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74 | def checkexit(self, status, output=''): | |
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75 | if status: | |
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76 | if output: | |
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77 | ui.warn(_('darcs error:\n')) | |
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78 | ui.warn(output) | |
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79 | msg = util.explain_exit(status)[0] | |
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80 | raise util.Abort(_('darcs %s') % msg) | |
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81 | ||
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82 | def xml(self, cmd, *opts): | |
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83 | etree = ElementTree() | |
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84 | fp = self._run(cmd, *opts) | |
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85 | etree.parse(fp) | |
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86 | self.checkexit(fp.close()) | |
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87 | return etree.getroot() | |
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88 | ||
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89 | def getheads(self): | |
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90 | return self.parents[None] | |
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91 | ||
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92 | def getcommit(self, rev): | |
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93 | elt = self.changes[rev] | |
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94 | date = util.strdate(elt.get('local_date'), '%a %b %d %H:%M:%S %Z %Y') | |
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95 | desc = elt.findtext('name') + '\n' + elt.findtext('comment', '') | |
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96 | return commit(author=elt.get('author'), date=util.datestr(date), | |
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97 | desc=desc.strip(), parents=self.parents[rev]) | |
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98 | ||
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99 | def pull(self, rev): | |
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100 | output, status = self.run('pull %r --all --match="hash %s"' % | |
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101 | (self.path, rev), | |
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102 | '--no-test', '--no-posthook', | |
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103 | '--external-merge=/bin/false', | |
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104 | repodir=self.tmppath) | |
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105 | if status: | |
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106 | if output.find('We have conflicts in') == -1: | |
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107 | self.checkexit(status, output) | |
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108 | output, status = self.run('revert --all', repodir=self.tmppath) | |
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109 | self.checkexit(status, output) | |
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110 | ||
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111 | def getchanges(self, rev): | |
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112 | self.pull(rev) | |
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113 | copies = {} | |
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114 | changes = [] | |
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115 | for elt in self.changes[rev].find('summary').getchildren(): | |
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116 | if elt.tag in ('add_directory', 'remove_directory'): | |
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117 | continue | |
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118 | if elt.tag == 'move': | |
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119 | changes.append((elt.get('from'), rev)) | |
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120 | copies[elt.get('from')] = elt.get('to') | |
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121 | else: | |
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122 | changes.append((elt.text.strip(), rev)) | |
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123 | changes.sort() | |
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124 | self.lastrev = rev | |
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125 | return changes, copies | |
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126 | ||
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127 | def getfile(self, name, rev): | |
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128 | if rev != self.lastrev: | |
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129 | raise util.Abort(_('internal calling inconsistency')) | |
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130 | return open(os.path.join(self.tmppath, name), 'rb').read() | |
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131 | ||
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132 | def getmode(self, name, rev): | |
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133 | mode = os.lstat(os.path.join(self.tmppath, name)).st_mode | |
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134 | return (mode & 0111) and 'x' or '' | |
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135 | ||
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136 | def gettags(self): | |
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137 | return self.tags |
@@ -3,12 +3,15 b'' | |||
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3 | 3 | # vim: tw=80 ts=4 sw=4 noet |
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4 | 4 | # ----------------------------------------------------------------------------- |
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5 | 5 | # Project : Basic Darcs to Mercurial conversion script |
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6 | # | |
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7 | # *** DEPRECATED. Use the convert extension instead. This script will | |
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8 | # *** be removed soon. | |
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9 | # | |
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6 | 10 | # ----------------------------------------------------------------------------- |
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7 | 11 | # Authors : Sebastien Pierre <sebastien@xprima.com> |
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8 | 12 | # TK Soh <teekaysoh@gmail.com> |
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9 | 13 | # ----------------------------------------------------------------------------- |
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10 | 14 | # Creation : 24-May-2006 |
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11 | # Last mod : 05-Jun-2006 | |
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12 | 15 | # ----------------------------------------------------------------------------- |
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13 | 16 | |
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14 | 17 | import os, sys |
@@ -217,6 +220,7 b' if __name__ == "__main__":' | |||
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217 | 220 | else: |
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218 | 221 | print USAGE |
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219 | 222 | sys.exit(-1) |
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223 | print 'This command is deprecated. Use the convert extension instead.' | |
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220 | 224 | # Initializes the target repo |
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221 | 225 | if not os.path.isdir(darcs_repo + "/_darcs"): |
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222 | 226 | print "No darcs directory found at: " + darcs_repo |
@@ -7,6 +7,7 b'' | |||
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7 | 7 | |
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8 | 8 | from common import NoRepo, converter_source, converter_sink |
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9 | 9 | from cvs import convert_cvs |
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10 | from darcs import darcs_source | |
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10 | 11 | from git import convert_git |
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11 | 12 | from hg import mercurial_source, mercurial_sink |
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12 | 13 | from subversion import convert_svn, debugsvnlog |
@@ -18,7 +19,7 b' from mercurial.i18n import _' | |||
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18 | 19 | commands.norepo += " convert debugsvnlog" |
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19 | 20 | |
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20 | 21 | converters = [convert_cvs, convert_git, convert_svn, mercurial_source, |
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21 | mercurial_sink] | |
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22 | mercurial_sink, darcs_source] | |
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22 | 23 | |
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23 | 24 | def convertsource(ui, path, **opts): |
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24 | 25 | for c in converters: |
@@ -371,9 +372,10 b' def convert(ui, src, dest=None, revmapfi' | |||
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371 | 372 | """Convert a foreign SCM repository to a Mercurial one. |
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372 | 373 | |
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373 | 374 | Accepted source formats: |
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374 | - GIT | |
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375 | 375 | - CVS |
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376 |
- |
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376 | - Darcs | |
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377 | - git | |
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378 | - Subversion | |
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377 | 379 | |
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378 | 380 | Accepted destination formats: |
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379 | 381 | - Mercurial |
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