Mercurial > hg
annotate hgext/convert/p4.py @ 10394:4612cded5176
fix coding style (reported by pylint)
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Mon, 08 Feb 2010 15:36:34 +0100 |
parents | 08a0f04b56bd |
children | 02d6149a480b |
rev | line source |
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1 # Perforce source for convert extension. |
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2 # |
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3 # Copyright 2009, Frank Kingswood <frank@kingswood-consulting.co.uk> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 from mercurial import util |
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9 from mercurial.i18n import _ |
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10 |
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11 from common import commit, converter_source, checktool, NoRepo |
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12 import marshal |
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13 import re |
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14 |
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15 def loaditer(f): |
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16 "Yield the dictionary objects generated by p4" |
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17 try: |
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18 while True: |
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19 d = marshal.load(f) |
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20 if not d: |
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21 break |
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22 yield d |
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23 except EOFError: |
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24 pass |
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25 |
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26 class p4_source(converter_source): |
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27 def __init__(self, ui, path, rev=None): |
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28 super(p4_source, self).__init__(ui, path, rev=rev) |
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29 |
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30 if "/" in path and not path.startswith('//'): |
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31 raise NoRepo('%s does not look like a P4 repo' % path) |
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32 |
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33 checktool('p4', abort=False) |
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34 |
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35 self.p4changes = {} |
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36 self.heads = {} |
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37 self.changeset = {} |
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38 self.files = {} |
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39 self.tags = {} |
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40 self.lastbranch = {} |
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41 self.parent = {} |
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42 self.encoding = "latin_1" |
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43 self.depotname = {} # mapping from local name to depot name |
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44 self.modecache = {} |
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45 self.re_type = re.compile( |
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46 "([a-z]+)?(text|binary|symlink|apple|resource|unicode|utf\d+)" |
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47 "(\+\w+)?$") |
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48 self.re_keywords = re.compile( |
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49 r"\$(Id|Header|Date|DateTime|Change|File|Revision|Author)" |
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50 r":[^$\n]*\$") |
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51 self.re_keywords_old = re.compile("\$(Id|Header):[^$\n]*\$") |
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52 |
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53 self._parse(ui, path) |
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54 |
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55 def _parse_view(self, path): |
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56 "Read changes affecting the path" |
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57 cmd = 'p4 -G changes -s submitted "%s"' % path |
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58 stdout = util.popen(cmd, mode='rb') |
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59 for d in loaditer(stdout): |
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60 c = d.get("change", None) |
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61 if c: |
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62 self.p4changes[c] = True |
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63 |
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64 def _parse(self, ui, path): |
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65 "Prepare list of P4 filenames and revisions to import" |
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66 ui.status(_('reading p4 views\n')) |
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67 |
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68 # read client spec or view |
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69 if "/" in path: |
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70 self._parse_view(path) |
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71 if path.startswith("//") and path.endswith("/..."): |
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72 views = {path[:-3]:""} |
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73 else: |
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74 views = {"//": ""} |
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75 else: |
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76 cmd = 'p4 -G client -o "%s"' % path |
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77 clientspec = marshal.load(util.popen(cmd, mode='rb')) |
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78 |
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79 views = {} |
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80 for client in clientspec: |
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81 if client.startswith("View"): |
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82 sview, cview = clientspec[client].split() |
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83 self._parse_view(sview) |
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84 if sview.endswith("...") and cview.endswith("..."): |
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85 sview = sview[:-3] |
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86 cview = cview[:-3] |
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87 cview = cview[2:] |
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88 cview = cview[cview.find("/") + 1:] |
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89 views[sview] = cview |
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90 |
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91 # list of changes that affect our source files |
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92 self.p4changes = self.p4changes.keys() |
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93 self.p4changes.sort(key=int) |
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94 |
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95 # list with depot pathnames, longest first |
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96 vieworder = views.keys() |
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98 |
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99 # handle revision limiting |
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100 startrev = self.ui.config('convert', 'p4.startrev', default=0) |
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101 self.p4changes = [x for x in self.p4changes |
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102 if ((not startrev or int(x) >= int(startrev)) and |
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103 (not self.rev or int(x) <= int(self.rev)))] |
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104 |
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105 # now read the full changelists to get the list of file revisions |
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106 ui.status(_('collecting p4 changelists\n')) |
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107 lastid = None |
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108 for change in self.p4changes: |
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109 cmd = "p4 -G describe %s" % change |
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110 stdout = util.popen(cmd, mode='rb') |
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111 d = marshal.load(stdout) |
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112 |
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113 desc = self.recode(d["desc"]) |
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114 shortdesc = desc.split("\n", 1)[0] |
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115 t = '%s %s' % (d["change"], repr(shortdesc)[1:-1]) |
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116 ui.status(util.ellipsis(t, 80) + '\n') |
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117 |
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118 if lastid: |
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119 parents = [lastid] |
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120 else: |
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121 parents = [] |
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122 |
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123 date = (int(d["time"]), 0) # timezone not set |
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124 c = commit(author=self.recode(d["user"]), date=util.datestr(date), |
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125 parents=parents, desc=desc, branch='', |
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126 extra={"p4": change}) |
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127 |
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128 files = [] |
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129 i = 0 |
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130 while ("depotFile%d" % i) in d and ("rev%d" % i) in d: |
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131 oldname = d["depotFile%d" % i] |
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132 filename = None |
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133 for v in vieworder: |
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134 if oldname.startswith(v): |
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135 filename = views[v] + oldname[len(v):] |
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136 break |
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137 if filename: |
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138 files.append((filename, d["rev%d" % i])) |
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139 self.depotname[filename] = oldname |
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140 i += 1 |
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141 self.changeset[change] = c |
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142 self.files[change] = files |
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143 lastid = change |
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144 |
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145 if lastid: |
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146 self.heads = [lastid] |
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147 |
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148 def getheads(self): |
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149 return self.heads |
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150 |
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151 def getfile(self, name, rev): |
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152 cmd = 'p4 -G print "%s#%s"' % (self.depotname[name], rev) |
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153 stdout = util.popen(cmd, mode='rb') |
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154 |
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155 mode = None |
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156 contents = "" |
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157 keywords = None |
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158 |
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159 for d in loaditer(stdout): |
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160 code = d["code"] |
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161 data = d.get("data") |
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162 |
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163 if code == "error": |
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164 raise IOError(d["generic"], data) |
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165 |
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166 elif code == "stat": |
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167 p4type = self.re_type.match(d["type"]) |
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168 if p4type: |
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169 mode = "" |
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170 flags = (p4type.group(1) or "") + (p4type.group(3) or "") |
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171 if "x" in flags: |
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172 mode = "x" |
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173 if p4type.group(2) == "symlink": |
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174 mode = "l" |
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175 if "ko" in flags: |
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176 keywords = self.re_keywords_old |
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177 elif "k" in flags: |
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178 keywords = self.re_keywords |
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179 |
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180 elif code == "text" or code == "binary": |
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181 contents += data |
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182 |
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183 if mode is None: |
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184 raise IOError(0, "bad stat") |
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185 |
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186 self.modecache[(name, rev)] = mode |
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187 |
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188 if keywords: |
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189 contents = keywords.sub("$\\1$", contents) |
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190 if mode == "l" and contents.endswith("\n"): |
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191 contents = contents[:-1] |
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192 |
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193 return contents |
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194 |
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195 def getmode(self, name, rev): |
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196 return self.modecache[(name, rev)] |
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197 |
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198 def getchanges(self, rev): |
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199 return self.files[rev], {} |
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200 |
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201 def getcommit(self, rev): |
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202 return self.changeset[rev] |
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203 |
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204 def gettags(self): |
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205 return self.tags |
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206 |
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207 def getchangedfiles(self, rev, i): |
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208 return sorted([x[0] for x in self.files[rev]]) |