Mercurial > hg > mercurial-crew-with-dirclash

annotate hgext/convert/common.py @ 4811:a5209b0487e0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
convert: export revmap to source. Sources may be able to use it to optimise their own log fetching
author Brendan Cully <brendan@kublai.com>
date Thu, 05 Jul 2007 12:24:26 -0700
parents c2d529f288a1
children 1fcdf2fe3d7c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4534
cc9b79216a76 Split convert extension into common and repository type modules
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1 # common code for the convert extension
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ac2fe196ac9b Turns convert.py into a real extension
Edouard Gomez <ed.gomez@free.fr>
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2
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fad134931327 convert-repo: add basic CVS import support
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3 class NoRepo(Exception): pass
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4
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5 class commit(object):
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6 def __init__(self, **parts):
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7 for x in "author date desc parents".split():
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8 if not x in parts:
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c3a78a49d7f0 Some small cleanups for convert extension:
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9 raise util.Abort("commit missing field %s" % x)
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10 self.__dict__.update(parts)
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11 if not self.desc or self.desc.isspace():
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12 self.desc = '*** empty log message ***'
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13
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14 class converter_source(object):
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15 """Conversion source interface"""
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16
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17 def __init__(self, ui, path, rev=None):
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18 """Initialize conversion source (or raise NoRepo("message")
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19 exception if path is not a valid repository)"""
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20 self.ui = ui
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21 self.path = path
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22 self.rev = rev
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23
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24 self.encoding = 'utf-8'
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a5209b0487e0 convert: export revmap to source.
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25 self.revmap = {}
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26
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27 def setrevmap(self, revmap):
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28 """set the map of already-converted revisions"""
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29 self.revmap = revmap
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30
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31 def getheads(self):
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32 """Return a list of this repository's heads"""
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33 raise NotImplementedError()
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34
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35 def getfile(self, name, rev):
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36 """Return file contents as a string"""
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37 raise NotImplementedError()
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38
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39 def getmode(self, name, rev):
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40 """Return file mode, eg. '', 'x', or 'l'"""
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41 raise NotImplementedError()
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42
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43 def getchanges(self, version):
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44 """Return sorted list of (filename, id) tuples for all files changed in rev.
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45
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46 id just tells us which revision to return in getfile(), e.g. in
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47 git it's an object hash."""
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48 raise NotImplementedError()
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49
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50 def getcommit(self, version):
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51 """Return the commit object for version"""
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52 raise NotImplementedError()
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53
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54 def gettags(self):
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55 """Return the tags as a dictionary of name: revision"""
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56 raise NotImplementedError()
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57
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58 def recode(self, s, encoding=None):
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59 if not encoding:
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60 encoding = self.encoding or 'utf-8'
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61
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62 try:
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63 return s.decode(encoding).encode("utf-8")
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64 except:
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65 try:
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66 return s.decode("latin-1").encode("utf-8")
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67 except:
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68 return s.decode(encoding, "replace").encode("utf-8")
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69
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70 class converter_sink(object):
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71 """Conversion sink (target) interface"""
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72
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73 def __init__(self, ui, path):
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74 """Initialize conversion sink (or raise NoRepo("message")
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75 exception if path is not a valid repository)"""
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76 raise NotImplementedError()
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77
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78 def getheads(self):
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79 """Return a list of this repository's heads"""
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80 raise NotImplementedError()
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81
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82 def mapfile(self):
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83 """Path to a file that will contain lines
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84 source_rev_id sink_rev_id
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85 mapping equivalent revision identifiers for each system."""
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86 raise NotImplementedError()
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87
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88 def authorfile(self):
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89 """Path to a file that will contain lines
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90 srcauthor=dstauthor
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91 mapping equivalent authors identifiers for each system."""
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92 return None
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93
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94 def putfile(self, f, e, data):
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95 """Put file for next putcommit().
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96 f: path to file
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97 e: '', 'x', or 'l' (regular file, executable, or symlink)
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98 data: file contents"""
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99 raise NotImplementedError()
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100
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101 def delfile(self, f):
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102 """Delete file for next putcommit().
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103 f: path to file"""
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104 raise NotImplementedError()
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105
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106 def putcommit(self, files, parents, commit):
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107 """Create a revision with all changed files listed in 'files'
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108 and having listed parents. 'commit' is a commit object containing
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109 at a minimum the author, date, and message for this changeset.
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110 Called after putfile() and delfile() calls. Note that the sink
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111 repository is not told to update itself to a particular revision
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112 (or even what that revision would be) before it receives the
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113 file data."""
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114 raise NotImplementedError()
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115
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116 def puttags(self, tags):
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117 """Put tags into sink.
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118 tags: {tagname: sink_rev_id, ...}"""
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119 raise NotImplementedError()