Mercurial > hgsubversion
annotate hgsubversion/maps.py @ 818:9aed3bfc92d6
authormap: expand environment variables when evaluating map path
author | maugustin <maugustin@gmx.net> |
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date | Wed, 06 Jul 2011 07:55:14 -0500 |
parents | ab372e38fb6c |
children | 09f7c1c09207 |
rev | line source |
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1 ''' Module for self-contained maps. ''' |
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2 |
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3 import os |
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4 from mercurial import util as hgutil |
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5 from mercurial import node |
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6 |
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7 import svncommands |
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8 |
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9 class AuthorMap(dict): |
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10 '''A mapping from Subversion-style authors to Mercurial-style |
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11 authors, and back. The data is stored persistently on disk. |
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12 |
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13 If the 'hgsubversion.defaultauthors' configuration option is set to false, |
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14 attempting to obtain an unknown author will fail with an Abort. |
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15 ''' |
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16 |
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17 def __init__(self, ui, path, defaulthost=None): |
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18 '''Initialise a new AuthorMap. |
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19 |
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20 The ui argument is used to print diagnostic messages. |
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21 |
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22 The path argument is the location of the backing store, |
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23 typically .hg/authormap. |
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24 ''' |
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25 self.ui = ui |
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26 self.path = path |
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27 if defaulthost: |
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28 self.defaulthost = '@%s' % defaulthost.lstrip('@') |
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29 else: |
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30 self.defaulthost = '' |
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31 self.super = super(AuthorMap, self) |
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32 self.super.__init__() |
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33 self.load(path) |
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34 |
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35 def load(self, path): |
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36 ''' Load mappings from a file at the specified path. ''' |
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37 |
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38 path = os.path.expandvars(path) |
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39 if not os.path.exists(path): |
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40 return |
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41 |
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42 writing = False |
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43 if path != self.path: |
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44 writing = open(self.path, 'a') |
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45 |
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46 self.ui.note('reading authormap from %s\n' % path) |
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47 f = open(path, 'r') |
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48 for number, line in enumerate(f): |
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49 |
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50 if writing: |
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51 writing.write(line) |
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52 |
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53 line = line.split('#')[0] |
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54 if not line.strip(): |
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55 continue |
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56 |
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57 try: |
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58 src, dst = line.split('=', 1) |
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59 except (IndexError, ValueError): |
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60 msg = 'ignoring line %i in author map %s: %s\n' |
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61 self.ui.status(msg % (number, path, line.rstrip())) |
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62 continue |
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63 |
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64 src = src.strip() |
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65 dst = dst.strip() |
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66 self.ui.debug('adding author %s to author map\n' % src) |
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67 if src in self and dst != self[src]: |
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68 msg = 'overriding author: "%s" to "%s" (%s)\n' |
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69 self.ui.status(msg % (self[src], dst, src)) |
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70 self[src] = dst |
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71 |
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72 f.close() |
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73 if writing: |
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74 writing.close() |
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75 |
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76 def __getitem__(self, author): |
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77 ''' Similar to dict.__getitem__, except in case of an unknown author. |
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78 In such cases, a new value is generated and added to the dictionary |
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79 as well as the backing store. ''' |
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80 if author is None: |
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81 author = '(no author)' |
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82 if author in self: |
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83 result = self.super.__getitem__(author) |
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84 elif self.ui.configbool('hgsubversion', 'defaultauthors', True): |
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85 self[author] = result = '%s%s' % (author, self.defaulthost) |
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86 msg = 'substituting author "%s" for default "%s"\n' |
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87 self.ui.note(msg % (author, result)) |
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88 else: |
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89 msg = 'author %s has no entry in the author map!' |
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90 raise hgutil.Abort(msg % author) |
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91 self.ui.debug('mapping author "%s" to "%s"\n' % (author, result)) |
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92 return result |
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93 |
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94 def reverselookup(self, author): |
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95 for svnauthor, hgauthor in self.iteritems(): |
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96 if author == hgauthor: |
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97 return svnauthor |
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98 else: |
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99 # Mercurial incorrectly splits at e.g. '.', so we roll our own. |
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100 return author.rsplit('@', 1)[0] |
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101 |
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102 |
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103 class Tags(dict): |
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104 """Map tags to converted node identifier. |
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105 |
729 | 106 tag names are non-empty strings. Tags are saved in a file |
107 called tagmap, for backwards compatibility reasons. | |
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108 """ |
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109 VERSION = 2 |
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110 |
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111 @classmethod |
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112 def filepath(cls, repo): |
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113 return os.path.join(repo.path, 'svn', 'tagmap') |
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114 |
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115 def __init__(self, repo, endrev=None): |
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116 dict.__init__(self) |
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117 self.path = self.filepath(repo) |
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119 if os.path.isfile(self.path): |
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120 self._load(repo) |
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121 else: |
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122 self._write() |
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123 |
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124 def _load(self, repo): |
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125 f = open(self.path) |
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126 ver = int(f.readline()) |
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127 if ver < self.VERSION: |
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128 repo.ui.status('tag map outdated, running rebuildmeta...\n') |
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129 f.close() |
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130 os.unlink(self.path) |
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131 svncommands.rebuildmeta(repo.ui, repo, ()) |
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132 return |
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133 elif ver != self.VERSION: |
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134 print 'tagmap too new -- please upgrade' |
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135 raise NotImplementedError |
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136 for l in f: |
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137 hash, revision, tag = l.split(' ', 2) |
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138 revision = int(revision) |
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139 tag = tag[:-1] |
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140 if self.endrev is not None and revision > self.endrev: |
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141 break |
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142 if not tag: |
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143 continue |
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144 dict.__setitem__(self, tag, node.bin(hash)) |
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145 f.close() |
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146 |
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147 def _write(self): |
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148 assert self.endrev is None |
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149 f = open(self.path, 'w') |
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150 f.write('%s\n' % self.VERSION) |
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151 f.close() |
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152 |
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153 def update(self, other): |
725 | 154 for k, v in other.iteritems(): |
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155 self[k] = v |
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156 |
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157 def __contains__(self, tag): |
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158 return (tag and dict.__contains__(self, tag) |
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159 and dict.__getitem__(self, tag) != node.nullid) |
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160 |
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161 def __getitem__(self, tag): |
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162 if tag and tag in self: |
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163 return dict.__getitem__(self, tag) |
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164 raise KeyError() |
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165 |
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166 def __setitem__(self, tag, info): |
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167 if not tag: |
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168 raise hgutil.Abort('tag cannot be empty') |
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169 hash, revision = info |
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170 f = open(self.path, 'a') |
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171 f.write('%s %s %s\n' % (node.hex(hash), revision, tag)) |
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172 f.close() |
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173 dict.__setitem__(self, tag, hash) |
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174 |
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175 |
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176 class RevMap(dict): |
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177 |
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178 VERSION = 1 |
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179 |
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180 def __init__(self, repo): |
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181 dict.__init__(self) |
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182 self.path = os.path.join(repo.path, 'svn', 'rev_map') |
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183 self.youngest = 0 |
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184 self.oldest = 0 |
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185 if os.path.isfile(self.path): |
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186 self._load() |
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187 else: |
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188 self._write() |
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189 |
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190 def hashes(self): |
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191 return dict((v, k) for (k, v) in self.iteritems()) |
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192 |
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193 def branchedits(self, branch, rev): |
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194 check = lambda x: x[0][1] == branch and x[0][0] < rev.revnum |
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195 return sorted(filter(check, self.iteritems()), reverse=True) |
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196 |
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197 def _load(self): |
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198 f = open(self.path) |
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199 ver = int(f.readline()) |
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200 if ver != self.VERSION: |
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201 print 'revmap too new -- please upgrade' |
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202 raise NotImplementedError |
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203 for l in f: |
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204 revnum, hash, branch = l.split(' ', 2) |
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205 if branch == '\n': |
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206 branch = None |
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207 else: |
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208 branch = branch[:-1] |
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209 revnum = int(revnum) |
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210 if revnum > self.youngest or not self.youngest: |
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211 self.youngest = revnum |
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212 if revnum < self.oldest or not self.oldest: |
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213 self.oldest = revnum |
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214 dict.__setitem__(self, (revnum, branch), node.bin(hash)) |
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215 f.close() |
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216 |
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217 def _write(self): |
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218 f = open(self.path, 'w') |
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219 f.write('%s\n' % self.VERSION) |
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220 f.close() |
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221 |
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222 def __setitem__(self, key, hash): |
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223 revnum, branch = key |
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224 f = open(self.path, 'a') |
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225 b = branch or '' |
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226 f.write(str(revnum) + ' ' + node.hex(hash) + ' ' + b + '\n') |
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227 f.close() |
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228 if revnum > self.youngest or not self.youngest: |
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229 self.youngest = revnum |
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230 if revnum < self.oldest or not self.oldest: |
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231 self.oldest = revnum |
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232 dict.__setitem__(self, (revnum, branch), hash) |
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233 |
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234 |
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235 class FileMap(object): |
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236 |
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237 def __init__(self, repo): |
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238 self.ui = repo.ui |
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239 self.include = {} |
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240 self.exclude = {} |
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241 filemap = repo.ui.config('hgsubversion', 'filemap') |
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242 if filemap and os.path.exists(filemap): |
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243 self.load(filemap) |
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244 |
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245 def _rpairs(self, name): |
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246 yield '.', name |
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247 e = len(name) |
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248 while e != -1: |
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249 yield name[:e], name[e+1:] |
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250 e = name.rfind('/', 0, e) |
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251 |
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252 def check(self, map, path): |
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253 map = getattr(self, map) |
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254 for pre, suf in self._rpairs(path): |
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255 if pre not in map: |
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256 continue |
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257 return map[pre] |
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258 return None |
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259 |
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260 def __contains__(self, path): |
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261 if len(self.include) and len(path): |
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262 inc = self.check('include', path) |
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263 else: |
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264 inc = path |
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265 if len(self.exclude) and len(path): |
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266 exc = self.check('exclude', path) |
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267 else: |
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268 exc = None |
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269 if inc is None or exc is not None: |
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270 return False |
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271 return True |
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272 |
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273 def add(self, fn, map, path): |
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274 mapping = getattr(self, map) |
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275 if path in mapping: |
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276 msg = 'duplicate %s entry in %s: "%s"\n' |
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277 self.ui.status(msg % (map, fn, path)) |
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278 return |
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279 bits = map.strip('e'), path |
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280 self.ui.debug('%sing %s\n' % bits) |
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281 mapping[path] = path |
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282 |
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283 def load(self, fn): |
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284 self.ui.note('reading file map from %s\n' % fn) |
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285 f = open(fn, 'r') |
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286 for line in f: |
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287 if line.strip() == '' or line.strip()[0] == '#': |
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288 continue |
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289 try: |
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290 cmd, path = line.split(' ', 1) |
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291 cmd = cmd.strip() |
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292 path = path.strip() |
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293 if cmd in ('include', 'exclude'): |
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294 self.add(fn, cmd, path) |
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295 continue |
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296 self.ui.warn('unknown filemap command %s\n' % cmd) |
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297 except IndexError: |
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298 msg = 'ignoring bad line in filemap %s: %s\n' |
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299 self.ui.warn(msg % (fn, line.rstrip())) |
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300 f.close() |
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301 |
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302 class BranchMap(dict): |
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303 '''Facility for controlled renaming of branch names. Example: |
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304 |
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305 oldname = newname |
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306 other = default |
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307 |
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308 All changes on the oldname branch will now be on the newname branch; all |
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309 changes on other will now be on default (have no branch name set). |
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310 ''' |
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311 |
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312 def __init__(self, ui, path): |
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313 self.ui = ui |
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314 self.path = path |
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315 self.super = super(BranchMap, self) |
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316 self.super.__init__() |
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317 self.load(path) |
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318 |
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319 def load(self, path): |
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320 '''Load mappings from a file at the specified path.''' |
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321 if not os.path.exists(path): |
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322 return |
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323 |
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324 writing = False |
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325 if path != self.path: |
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326 writing = open(self.path, 'a') |
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327 |
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328 self.ui.note('reading branchmap from %s\n' % path) |
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329 f = open(path, 'r') |
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330 for number, line in enumerate(f): |
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331 |
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332 if writing: |
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333 writing.write(line) |
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334 |
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335 line = line.split('#')[0] |
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336 if not line.strip(): |
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337 continue |
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338 |
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339 try: |
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340 src, dst = line.split('=', 1) |
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341 except (IndexError, ValueError): |
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342 msg = 'ignoring line %i in branch map %s: %s\n' |
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343 self.ui.status(msg % (number, path, line.rstrip())) |
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344 continue |
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345 |
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346 src = src.strip() |
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347 dst = dst.strip() |
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348 self.ui.debug('adding branch %s to branch map\n' % src) |
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349 |
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350 if not dst: |
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351 # prevent people from assuming such lines are valid |
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352 raise hgutil.Abort('removing branches is not supported, yet\n' |
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353 '(line %i in branch map %s)' |
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354 % (number, path)) |
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355 elif src in self and dst != self[src]: |
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356 msg = 'overriding branch: "%s" to "%s" (%s)\n' |
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357 self.ui.status(msg % (self[src], dst, src)) |
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358 self[src] = dst |
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359 |
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360 f.close() |
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361 if writing: |
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362 writing.close() |
729 | 363 |
364 class TagMap(dict): | |
365 '''Facility for controlled renaming of tags. Example: | |
366 | |
367 oldname = newname | |
368 other = | |
369 | |
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370 The oldname tag from SVN will be represented as newname in the hg tags; |
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371 the other tag will not be reflected in the hg repository. |
729 | 372 ''' |
373 | |
374 def __init__(self, ui, path): | |
375 self.ui = ui | |
376 self.path = path | |
377 self.super = super(TagMap, self) | |
378 self.super.__init__() | |
379 self.load(path) | |
380 | |
381 def load(self, path): | |
382 '''Load mappings from a file at the specified path.''' | |
383 if not os.path.exists(path): | |
384 return | |
385 | |
386 writing = False | |
387 if path != self.path: | |
388 writing = open(self.path, 'a') | |
389 | |
390 self.ui.note('reading tag renames from %s\n' % path) | |
391 f = open(path, 'r') | |
392 for number, line in enumerate(f): | |
393 | |
394 if writing: | |
395 writing.write(line) | |
396 | |
397 line = line.split('#')[0] | |
398 if not line.strip(): | |
399 continue | |
400 | |
401 try: | |
402 src, dst = line.split('=', 1) | |
403 except (IndexError, ValueError): | |
404 msg = 'ignoring line %i in tag renames %s: %s\n' | |
405 self.ui.status(msg % (number, path, line.rstrip())) | |
406 continue | |
407 | |
408 src = src.strip() | |
409 dst = dst.strip() | |
410 self.ui.debug('adding tag %s to tag renames\n' % src) | |
411 | |
412 if src in self and dst != self[src]: | |
413 msg = 'overriding tag rename: "%s" to "%s" (%s)\n' | |
414 self.ui.status(msg % (self[src], dst, src)) | |
415 self[src] = dst | |
416 | |
417 f.close() | |
418 if writing: | |
419 writing.close() |