annotate unixSoft/bin/change-svn-wc-format.py @ 140:7fa84e297c84

emacs modes: use comment-indent-new-line for python
author Augie Fackler <durin42@gmail.com>
date Tue, 15 Sep 2009 16:59:47 -0500
parents c30d68fbd368
children
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1 #!/usr/bin/env python
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2 #
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3 # change-svn-wc-format.py: Change the format of a Subversion working copy.
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4 #
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5 # ====================================================================
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6 # Copyright (c) 2007-2008 CollabNet. All rights reserved.
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7 #
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8 # This software is licensed as described in the file COPYING, which
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9 # you should have received as part of this distribution. The terms
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10 # are also available at http://subversion.tigris.org/license-1.html.
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11 # If newer versions of this license are posted there, you may use a
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12 # newer version instead, at your option.
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13 #
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14 # This software consists of voluntary contributions made by many
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15 # individuals. For exact contribution history, see the revision
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16 # history and logs, available at http://subversion.tigris.org/.
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17 # ====================================================================
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18
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19 import sys
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20 import os
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21 import getopt
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22 try:
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23 my_getopt = getopt.gnu_getopt
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24 except AttributeError:
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25 my_getopt = getopt.getopt
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26
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27 # Pretend we have true booleans on older python versions
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28 try:
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29 True
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30 except:
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31 True = 1
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32 False = 0
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33
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34 ### The entries file parser in subversion/tests/cmdline/svntest/entry.py
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35 ### handles the XML-based WC entries file format used by Subversion
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36 ### 1.3 and lower. It could be rolled into this script.
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37
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38 LATEST_FORMATS = { "1.4" : 8,
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39 "1.5" : 9,
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40 "1.6" : 10,
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41 }
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42
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43 def usage_and_exit(error_msg=None):
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44 """Write usage information and exit. If ERROR_MSG is provide, that
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45 error message is printed first (to stderr), the usage info goes to
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46 stderr, and the script exits with a non-zero status. Otherwise,
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47 usage info goes to stdout and the script exits with a zero status."""
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48 progname = os.path.basename(sys.argv[0])
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49
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50 stream = error_msg and sys.stderr or sys.stdout
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51 if error_msg:
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52 print >> stream, "ERROR: %s\n" % error_msg
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53 print >> stream, """\
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54 usage: %s WC_PATH SVN_VERSION [--verbose] [--force] [--skip-unknown-format]
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55 %s --help
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56
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57 Change the format of a Subversion working copy to that of SVN_VERSION.
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58
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59 --skip-unknown-format : skip directories with unknown working copy
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60 format and continue the update
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61 """ % (progname, progname)
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62 sys.exit(error_msg and 1 or 0)
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63
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64 def get_adm_dir():
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65 """Return the name of Subversion's administrative directory,
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66 adjusted for the SVN_ASP_DOT_NET_HACK environment variable. See
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67 <http://svn.collab.net/repos/svn/trunk/notes/asp-dot-net-hack.txt>
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68 for details."""
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69 return "SVN_ASP_DOT_NET_HACK" in os.environ and "_svn" or ".svn"
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70
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71 class WCFormatConverter:
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72 "Performs WC format conversions."
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73 root_path = None
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74 error_on_unrecognized = True
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75 force = False
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76 verbosity = 0
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77
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78 def write_dir_format(self, format_nbr, dirname, paths):
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79 """Attempt to write the WC format FORMAT_NBR to the entries file
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80 for DIRNAME. Throws LossyConversionException when not in --force
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81 mode, and unconvertable WC data is encountered."""
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82
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83 # Avoid iterating in unversioned directories.
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84 if not (get_adm_dir() in paths):
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85 del paths[:]
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86 return
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87
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88 # Process the entries file for this versioned directory.
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89 if self.verbosity:
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90 print "Processing directory '%s'" % dirname
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91 entries = Entries(os.path.join(dirname, get_adm_dir(), "entries"))
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92
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93 if self.verbosity:
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94 print "Parsing file '%s'" % entries.path
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95 try:
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96 entries.parse(self.verbosity)
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97 except UnrecognizedWCFormatException, e:
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98 if self.error_on_unrecognized:
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99 raise
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100 print >>sys.stderr, "%s, skipping" % (e,)
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101
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102 if self.verbosity:
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103 print "Checking whether WC format can be converted"
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104 try:
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105 entries.assert_valid_format(format_nbr, self.verbosity)
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106 except LossyConversionException, e:
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107 # In --force mode, ignore complaints about lossy conversion.
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108 if self.force:
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109 print "WARNING: WC format conversion will be lossy. Dropping "\
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110 "field(s) %s " % ", ".join(e.lossy_fields)
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111 else:
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112 raise
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113
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114 if self.verbosity:
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115 print "Writing WC format"
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116 entries.write_format(format_nbr)
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117
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118 def change_wc_format(self, format_nbr):
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119 """Walk all paths in a WC tree, and change their format to
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120 FORMAT_NBR. Throw LossyConversionException or NotImplementedError
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121 if the WC format should not be converted, or is unrecognized."""
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122 os.path.walk(self.root_path, self.write_dir_format, format_nbr)
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123
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124 class Entries:
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125 """Represents a .svn/entries file.
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126
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127 'The entries file' section in subversion/libsvn_wc/README is a
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128 useful reference."""
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129
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130 # The name and index of each field composing an entry's record.
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131 entry_fields = (
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132 "name",
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133 "kind",
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134 "revision",
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135 "url",
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136 "repos",
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137 "schedule",
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138 "text-time",
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139 "checksum",
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140 "committed-date",
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141 "committed-rev",
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142 "last-author",
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143 "has-props",
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144 "has-prop-mods",
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145 "cachable-props",
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146 "present-props",
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147 "conflict-old",
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148 "conflict-new",
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149 "conflict-wrk",
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150 "prop-reject-file",
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151 "copied",
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152 "copyfrom-url",
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153 "copyfrom-rev",
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154 "deleted",
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155 "absent",
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156 "incomplete",
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157 "uuid",
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158 "lock-token",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
159 "lock-owner",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
160 "lock-comment",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
161 "lock-creation-date",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
162 "changelist",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
163 "keep-local",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
164 "working-size",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
165 "depth",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
166 "tree-conflicts",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
167 "file-external",
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
168 )
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
169
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
170 # The format number.
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
171 format_nbr = -1
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
172
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
173 # How many bytes the format number takes in the file. (The format number
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
174 # may have leading zeroes after using this script to convert format 10 to
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
175 # format 9 -- which would write the format number as '09'.)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
176 format_nbr_bytes = -1
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
177
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
178 def __init__(self, path):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
179 self.path = path
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
180 self.entries = []
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
181
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
182 def parse(self, verbosity=0):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
183 """Parse the entries file. Throw NotImplementedError if the WC
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
184 format is unrecognized."""
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
185
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
186 input = open(self.path, "r")
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
187
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
188 # Read WC format number from INPUT. Validate that it
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
189 # is a supported format for conversion.
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
190 format_line = input.readline()
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
191 try:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
192 self.format_nbr = int(format_line)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
193 self.format_nbr_bytes = len(format_line.rstrip()) # remove '\n'
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
194 except ValueError:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
195 self.format_nbr = -1
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
196 self.format_nbr_bytes = -1
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
197 if not self.format_nbr in LATEST_FORMATS.values():
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
198 raise UnrecognizedWCFormatException(self.format_nbr, self.path)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
199
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
200 # Parse file into individual entries, to later inspect for
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
201 # non-convertable data.
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
202 entry = None
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
203 while True:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
204 entry = self.parse_entry(input, verbosity)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
205 if entry is None:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
206 break
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
207 self.entries.append(entry)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
208
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
209 input.close()
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
210
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
211 def assert_valid_format(self, format_nbr, verbosity=0):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
212 if verbosity >= 2:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
213 print "Validating format for entries file '%s'" % self.path
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
214 for entry in self.entries:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
215 if verbosity >= 3:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
216 print "Validating format for entry '%s'" % entry.get_name()
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
217 try:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
218 entry.assert_valid_format(format_nbr)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
219 except LossyConversionException:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
220 if verbosity >= 3:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
221 print >> sys.stderr, "Offending entry:"
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
222 print >> sys.stderr, str(entry)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
223 raise
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
224
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
225 def parse_entry(self, input, verbosity=0):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
226 "Read an individual entry from INPUT stream."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
227 entry = None
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
228
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
229 while True:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
230 line = input.readline()
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
231 if line in ("", "\x0c\n"):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
232 # EOF or end of entry terminator encountered.
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
233 break
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
234
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
235 if entry is None:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
236 entry = Entry()
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
237
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
238 # Retain the field value, ditching its field terminator ("\x0a").
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
239 entry.fields.append(line[:-1])
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
240
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
241 if entry is not None and verbosity >= 3:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
242 sys.stdout.write(str(entry))
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
243 print "-" * 76
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
244 return entry
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
245
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
246 def write_format(self, format_nbr):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
247 # Overwrite all bytes of the format number (which are the first bytes in
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
248 # the file). Overwrite format '10' by format '09', which will be converted
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
249 # to '9' by Subversion when it rewrites the file. (Subversion 1.4 and later
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
250 # ignore leading zeroes in the format number.)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
251 assert len(str(format_nbr)) <= self.format_nbr_bytes
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
252 format_string = '%0' + str(self.format_nbr_bytes) + 'd'
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
253
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
254 os.chmod(self.path, 0600)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
255 output = open(self.path, "r+", 0)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
256 output.write(format_string % format_nbr)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
257 output.close()
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
258 os.chmod(self.path, 0400)
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
259
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
260 class Entry:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
261 "Describes an entry in a WC."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
262
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
263 # Maps format numbers to indices of fields within an entry's record that must
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
264 # be retained when downgrading to that format.
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
265 must_retain_fields = {
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
266 # Not in 1.4: changelist, keep-local, depth, tree-conflicts, file-externals
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
267 8 : (30, 31, 33, 34, 35),
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
268 # Not in 1.5: tree-conflicts, file-externals
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
269 9 : (34, 35),
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
270 }
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
271
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
272 def __init__(self):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
273 self.fields = []
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
274
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
275 def assert_valid_format(self, format_nbr):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
276 "Assure that conversion will be non-lossy by examining fields."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
277
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
278 # Check whether lossy conversion is being attempted.
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
279 lossy_fields = []
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
280 for field_index in self.must_retain_fields[format_nbr]:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
281 if len(self.fields) - 1 >= field_index and self.fields[field_index]:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
282 lossy_fields.append(Entries.entry_fields[field_index])
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
283 if lossy_fields:
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
284 raise LossyConversionException(lossy_fields,
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
285 "Lossy WC format conversion requested for entry '%s'\n"
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
286 "Data for the following field(s) is unsupported by older versions "
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
287 "of\nSubversion, and is likely to be subsequently discarded, and/or "
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
288 "have\nunexpected side-effects: %s\n\n"
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
289 "WC format conversion was cancelled, use the --force option to "
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
290 "override\nthe default behavior."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
291 % (self.get_name(), ", ".join(lossy_fields)))
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
292
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
293 def get_name(self):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
294 "Return the name of this entry."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
295 return len(self.fields) > 0 and self.fields[0] or ""
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
296
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
297 def __str__(self):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
298 "Return all fields from this entry as a multi-line string."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
299 rep = ""
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
300 for i in range(0, len(self.fields)):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
301 rep += "[%s] %s\n" % (Entries.entry_fields[i], self.fields[i])
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
302 return rep
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
303
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
304
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
305 class LocalException(Exception):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
306 """Root of local exception class hierarchy."""
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
307 pass
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
308
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
309 class LossyConversionException(LocalException):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
310 "Exception thrown when a lossy WC format conversion is requested."
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
311 def __init__(self, lossy_fields, str):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
312 self.lossy_fields = lossy_fields
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
313 self.str = str
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
314 def __str__(self):
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
315 return self.str
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
316
c30d68fbd368 Initial import from svn.
Augie Fackler <durin42@gmail.com>
parents:
diff changeset
317 class UnrecognizedWCFormatException(LocalException):
c30d68fbd368 Initial import from svn.
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318 def __init__(self, format, path):
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319 self.format = format
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320 self.path = path
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321 def __str__(self):
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322 return "Unrecognized WC format %d in '%s'" % (self.format, self.path)
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323
c30d68fbd368 Initial import from svn.
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324
c30d68fbd368 Initial import from svn.
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325 def main():
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326 try:
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327 opts, args = my_getopt(sys.argv[1:], "vh?",
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328 ["debug", "force", "skip-unknown-format",
c30d68fbd368 Initial import from svn.
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329 "verbose", "help"])
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330 except:
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331 usage_and_exit("Unable to process arguments/options")
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332
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333 converter = WCFormatConverter()
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334
c30d68fbd368 Initial import from svn.
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335 # Process arguments.
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336 if len(args) == 2:
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337 converter.root_path = args[0]
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338 svn_version = args[1]
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339 else:
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340 usage_and_exit()
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341
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342 # Process options.
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343 debug = False
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344 for opt, value in opts:
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345 if opt in ("--help", "-h", "-?"):
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346 usage_and_exit()
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347 elif opt == "--force":
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348 converter.force = True
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349 elif opt == "--skip-unknown-format":
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350 converter.error_on_unrecognized = False
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351 elif opt in ("--verbose", "-v"):
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352 converter.verbosity += 1
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353 elif opt == "--debug":
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354 debug = True
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355 else:
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356 usage_and_exit("Unknown option '%s'" % opt)
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357
c30d68fbd368 Initial import from svn.
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358 try:
c30d68fbd368 Initial import from svn.
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359 new_format_nbr = LATEST_FORMATS[svn_version]
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360 except KeyError:
c30d68fbd368 Initial import from svn.
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361 usage_and_exit("Unsupported version number '%s'" % svn_version)
c30d68fbd368 Initial import from svn.
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362
c30d68fbd368 Initial import from svn.
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363 try:
c30d68fbd368 Initial import from svn.
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364 converter.change_wc_format(new_format_nbr)
c30d68fbd368 Initial import from svn.
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365 except LocalException, e:
c30d68fbd368 Initial import from svn.
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366 if debug:
c30d68fbd368 Initial import from svn.
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367 raise
c30d68fbd368 Initial import from svn.
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368 print >> sys.stderr, str(e)
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369 sys.exit(1)
c30d68fbd368 Initial import from svn.
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370
c30d68fbd368 Initial import from svn.
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371 print "Converted WC at '%s' into format %d for Subversion %s" % \
c30d68fbd368 Initial import from svn.
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372 (converter.root_path, new_format_nbr, svn_version)
c30d68fbd368 Initial import from svn.
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373
c30d68fbd368 Initial import from svn.
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374 if __name__ == "__main__":
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375 main()