Mercurial > hg
annotate hgext/convert/gnuarch.py @ 6035:df659eb23360
convert: added GNU Arch source converter
author | Aleix Conchillo Flaque <aleix@member.fsf.org> |
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date | Tue, 05 Feb 2008 09:30:08 +0100 |
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children | dd3267698d84 |
rev | line source |
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6035
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1 # GNU Arch support for the convert extension |
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2 |
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3 from common import NoRepo, checktool, commandline, 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, stat |
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7 |
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8 class gnuarch_source(converter_source, commandline): |
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9 |
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10 class gnuarch_rev: |
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11 def __init__(self, rev): |
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12 self.rev = rev |
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13 self.summary = '' |
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14 self.date = None |
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15 self.author = '' |
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16 self.add_files = [] |
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17 self.mod_files = [] |
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18 self.del_files = [] |
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19 self.ren_files = {} |
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20 self.ren_dirs = {} |
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21 |
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22 def __init__(self, ui, path, rev=None): |
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23 super(gnuarch_source, self).__init__(ui, path, rev=rev) |
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24 |
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25 if not os.path.exists(os.path.join(path, '{arch}')): |
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26 raise NoRepo(_("couldn't open GNU Arch repo %s" % path)) |
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27 |
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28 # Could use checktool, but we want to check for baz or tla. |
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29 self.execmd = None |
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30 if util.find_exe('tla'): |
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31 self.execmd = 'tla' |
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32 else: |
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33 if util.find_exe('baz'): |
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34 self.execmd = 'baz' |
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35 else: |
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36 raise util.Abort(_('cannot find a GNU Arch tool')) |
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37 |
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38 commandline.__init__(self, ui, self.execmd) |
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39 |
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40 self.path = os.path.realpath(path) |
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41 self.tmppath = None |
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42 |
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43 self.treeversion = None |
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44 self.lastrev = None |
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45 self.changes = {} |
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46 self.parents = {} |
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47 self.tags = {} |
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48 self.modecache = {} |
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49 |
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50 def before(self): |
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51 if self.execmd == 'tla': |
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52 output = self.run0('tree-version', self.path) |
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53 else: |
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54 output = self.run0('tree-version', '-d', self.path) |
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55 self.treeversion = output.strip() |
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56 |
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57 self.ui.status(_('analyzing tree version %s...\n' % self.treeversion)) |
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58 |
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59 # Get name of temporary directory |
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60 version = self.treeversion.split('/') |
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61 self.tmppath = os.path.join(tempfile.gettempdir(), |
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62 'hg-%s' % version[1]) |
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63 |
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64 # Generate parents dictionary |
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65 child = [] |
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66 output, status = self.runlines('revisions', self.treeversion) |
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67 self.checkexit(status, 'archive registered?') |
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68 for l in output: |
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69 rev = l.strip() |
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70 self.changes[rev] = self.gnuarch_rev(rev) |
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71 |
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72 # Read author, date and summary |
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73 catlog = self.runlines0('cat-log', '-d', self.path, rev) |
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74 self._parsecatlog(catlog, rev) |
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75 |
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76 self.parents[rev] = child |
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77 child = [rev] |
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78 if rev == self.rev: |
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79 break |
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80 self.parents[None] = child |
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81 |
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82 def after(self): |
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83 self.ui.debug(_('cleaning up %s\n' % self.tmppath)) |
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84 shutil.rmtree(self.tmppath, ignore_errors=True) |
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85 |
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86 def getheads(self): |
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87 return self.parents[None] |
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88 |
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89 def getfile(self, name, rev): |
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90 if rev != self.lastrev: |
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91 raise util.Abort(_('internal calling inconsistency')) |
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92 |
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93 # Raise IOError if necessary (i.e. deleted files). |
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94 if not os.path.exists(os.path.join(self.tmppath, name)): |
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95 raise IOError |
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96 |
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97 data, mode = self._getfile(name, rev) |
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98 self.modecache[(name, rev)] = mode |
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99 |
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100 return data |
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101 |
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102 def getmode(self, name, rev): |
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103 return self.modecache[(name, rev)] |
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104 |
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105 def getchanges(self, rev): |
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106 self.modecache = {} |
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107 self._update(rev) |
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108 changes = [] |
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109 copies = {} |
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110 |
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111 for f in self.changes[rev].add_files: |
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112 changes.append((f, rev)) |
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113 |
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114 for f in self.changes[rev].mod_files: |
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115 changes.append((f, rev)) |
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116 |
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117 for f in self.changes[rev].del_files: |
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118 changes.append((f, rev)) |
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119 |
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120 for src in self.changes[rev].ren_files: |
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121 to = self.changes[rev].ren_files[src] |
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122 changes.append((src, rev)) |
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123 changes.append((to, rev)) |
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124 copies[src] = to |
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125 |
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126 for src in self.changes[rev].ren_dirs: |
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127 to = self.changes[rev].ren_dirs[src] |
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128 chgs, cps = self._rendirchanges(src, to); |
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129 changes += [(f, rev) for f in chgs] |
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130 for c in cps: |
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131 copies[c] = cps[c] |
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132 |
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133 changes.sort() |
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134 self.lastrev = rev |
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135 |
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136 return changes, copies |
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137 |
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138 def getcommit(self, rev): |
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139 changes = self.changes[rev] |
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140 return commit(author = changes.author, date = changes.date, |
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141 desc = changes.summary, parents = self.parents[rev]) |
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142 |
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143 def gettags(self): |
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144 return self.tags |
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145 |
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146 def _execute(self, cmd, *args, **kwargs): |
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147 cmdline = [self.execmd, cmd] |
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148 cmdline += args |
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149 cmdline = [util.shellquote(arg) for arg in cmdline] |
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150 cmdline += ['>', util.nulldev, '2>', util.nulldev] |
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151 cmdline = util.quotecommand(' '.join(cmdline)) |
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152 self.ui.debug(cmdline, '\n') |
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153 return os.system(cmdline) |
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154 |
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155 def _update(self, rev): |
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156 if rev == 'base-0': |
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157 # Initialise 'base-0' revision |
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158 self.ui.debug(_('obtaining revision %s...\n' % rev)) |
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159 revision = '%s--%s' % (self.treeversion, rev) |
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160 output = self._execute('get', revision, self.tmppath) |
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161 self.ui.debug(_('analysing revision %s...\n' % rev)) |
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162 files = self._readcontents(self.tmppath) |
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163 self.changes[rev].add_files += files |
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164 else: |
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165 self.ui.debug(_('applying revision %s...\n' % rev)) |
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166 revision = '%s--%s' % (self.treeversion, rev) |
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167 output = self._execute('replay', '-d', self.tmppath, revision) |
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168 |
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169 old_rev = self.parents[rev][0] |
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170 self.ui.debug(_('computing changeset between %s and %s...\n' \ |
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171 % (old_rev, rev))) |
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172 rev_a = '%s--%s' % (self.treeversion, old_rev) |
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173 rev_b = '%s--%s' % (self.treeversion, rev) |
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174 delta = self.runlines0('delta', '-n', rev_a, rev_b) |
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175 self._parsedelta(delta, rev) |
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176 |
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177 def _getfile(self, name, rev): |
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178 mode = os.lstat(os.path.join(self.tmppath, name)).st_mode |
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179 if stat.S_ISLNK(mode): |
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180 data = os.readlink(os.path.join(self.tmppath, name)) |
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181 mode = mode and 'l' or '' |
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182 else: |
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183 data = open(os.path.join(self.tmppath, name), 'rb').read() |
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184 mode = (mode & 0111) and 'x' or '' |
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185 return data, mode |
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186 |
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187 def _exclude(self, name): |
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188 exclude = [ '{arch}', '.arch-ids', '.arch-inventory' ] |
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189 for exc in exclude: |
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190 if name.find(exc) != -1: |
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191 return True |
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192 return False |
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193 |
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194 def _readcontents(self, path): |
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195 files = [] |
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196 contents = os.listdir(path) |
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197 while len(contents) > 0: |
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198 c = contents.pop() |
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199 p = os.path.join(path, c) |
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200 if not self._exclude(p): |
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201 if os.path.isdir(p): |
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202 contents += [os.path.join(c, f) for f in os.listdir(p)] |
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203 else: |
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204 files.append(c) |
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205 return files |
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206 |
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207 def _rendirchanges(self, src, dest): |
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208 changes = [] |
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209 copies = {} |
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210 files = self._readcontents(os.path.join(self.tmppath, dest)) |
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211 for f in files: |
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212 s = os.path.join(src, f) |
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213 d = os.path.join(dest, f) |
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214 changes.append(s) |
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215 changes.append(d) |
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216 copies[s] = d |
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217 return changes, copies |
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218 |
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219 def _parsecatlog(self, data, rev): |
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220 for l in data: |
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221 l = l.strip() |
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222 if l.startswith('Summary:'): |
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223 self.changes[rev].summary = l[len('Summary: '):] |
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224 |
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225 if l.startswith('Standard-date:'): |
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226 date = l[len('Standard-date: '):] |
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227 strdate = util.strdate(date, '%Y-%m-%d %H:%M:%S') |
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228 self.changes[rev].date = util.datestr(strdate) |
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229 |
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230 if l.startswith('Creator:'): |
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231 self.changes[rev].author = l[len('Creator: '):] |
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232 |
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233 def _parsedelta(self, data, rev): |
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234 for l in data: |
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235 l = l.strip() |
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236 if l.startswith('A') and not l.startswith('A/'): |
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237 file = l[1:].strip() |
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238 if not self._exclude(file): |
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239 self.changes[rev].add_files.append(file) |
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240 elif l.startswith('/>'): |
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241 dirs = l[2:].strip().split(' ') |
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242 if len(dirs) == 1: |
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243 dirs = l[2:].strip().split('\t') |
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244 if not self._exclude(dirs[0]) and not self._exclude(dirs[1]): |
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245 self.changes[rev].ren_dirs[dirs[0]] = dirs[1] |
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246 elif l.startswith('M'): |
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247 file = l[1:].strip() |
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248 if not self._exclude(file): |
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249 self.changes[rev].mod_files.append(file) |
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250 elif l.startswith('->'): |
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251 file = l[2:].strip() |
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252 if not self._exclude(file): |
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253 self.changes[rev].mod_files.append(file) |
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254 elif l.startswith('D') and not l.startswith('D/'): |
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255 file = l[1:].strip() |
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256 if not self._exclude(file): |
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257 self.changes[rev].del_files.append(file) |
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258 elif l.startswith('=>'): |
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259 files = l[2:].strip().split(' ') |
df659eb23360
convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents:
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260 if len(files) == 1: |
df659eb23360
convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents:
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261 files = l[2:].strip().split('\t') |
df659eb23360
convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents:
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262 if not self._exclude(files[0]) and not self._exclude(files[1]): |
df659eb23360
convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents:
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263 self.changes[rev].ren_files[files[0]] = files[1] |