Mercurial > hg > config
annotate python/hgrc.py @ 480:529fd4e1087e
python/hgrc.py
| author | Jeff Hammel <jhammel@mozilla.com> |
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| date | Sat, 10 Aug 2013 20:35:50 -0700 |
| parents | 0a9e1e0d077c |
| children | 65e38d33acae |
| rev | line source |
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1 #!/usr/bin/env python |
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2 |
| 350 | 3 """ |
| 4 Script for modifying hgrc files. | |
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5 |
| 433 | 6 If no arguments specified, the repository given by `hg root` is used. |
| 350 | 7 """ |
| 433 | 8 |
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9 # imports |
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10 import optparse |
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11 import os |
| 433 | 12 import subprocess |
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13 import sys |
| 477 | 14 import urlparse |
| 437 | 15 from ConfigParser import RawConfigParser as ConfigParser |
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16 |
| 480 | 17 class section(object): |
| 18 def __init__(self, function, section_name, *section_names): | |
| 19 self.function = function | |
| 20 self.sections = [section_name] | |
| 21 self.sections.extend(section_names) | |
| 22 def __call__(self, parser): | |
| 23 import pdb; pdb.set_trace() | |
| 24 | |
| 468 | 25 #@parser # decorator makes this x-form path -> ConfigParser automagically |
| 480 | 26 @section('paths') |
| 479 | 27 def set_default(parser, default): |
| 28 """set [paths]:default""" | |
| 29 | |
| 467 | 30 def set_default_push(parser, default_push): |
| 31 """ | |
| 478 | 32 set [paths]:default-push to `default_push` |
| 467 | 33 """ |
| 478 | 34 if 'paths' not in parser.sections(): |
| 35 parser.add_section('paths') | |
| 36 parser.set('paths', 'default-push', default_push) | |
| 37 | |
| 467 | 38 |
| 468 | 39 def set_default_push_to_ssh(parser): |
| 40 """ | |
| 478 | 41 set `[paths]:default-push` to that given by `[paths]:default` but |
| 474 | 42 turn the protocol to 'ssh' |
| 477 | 43 If `[paths]:default` is not there, do nothing. |
| 44 Returns True if written, otherwise False | |
| 468 | 45 """ |
| 467 | 46 |
| 477 | 47 # get [paths]:default value |
| 48 if 'paths' not in parser.sections(): | |
| 49 return False | |
| 50 if not parser.has_option('paths', 'default'): | |
| 51 return False | |
| 52 default = parser.get('paths', 'default') | |
| 475 | 53 |
| 477 | 54 # parse URL |
| 55 scheme, netloc, path, query, anchor = urlparse.urlsplit(default) | |
| 56 ssh_url = urlparse.urlunsplit(('ssh', netloc, path, query, anchor)) | |
| 57 | |
| 478 | 58 # set |
| 59 set_default_push(parser, ssh_url) | |
| 60 return True # XXX could instead be url to set to or old value | |
| 61 | |
| 473 | 62 |
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63 def main(args=sys.argv[1:]): |
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64 |
| 433 | 65 # parse command line arguments |
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66 usage = '%prog [options] repository <repository> <...>' |
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67 parser = optparse.OptionParser(usage=usage, description=__doc__) |
| 433 | 68 parser.add_option('-l', '--list', dest='list_hgrc', |
| 350 | 69 action='store_true', default=False, |
| 433 | 70 help="list full path to hgrc files") |
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71 parser.add_option('--ssh', dest='default_push_ssh', |
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72 action='store_true', default=False, |
| 350 | 73 help="use `default` entries for `default-push`") |
| 353 | 74 parser.add_option('--push', '--default-push', dest='default_push', |
| 75 help="set [paths] default-push location") | |
| 479 | 76 parser.add_option('--default', dest='default', |
| 77 help="set [paths] default entry") | |
| 478 | 78 parser.add_option('-p', '--print', dest='print_ini', |
| 79 action='store_true', default=False, | |
| 80 help="print .ini contents") | |
| 437 | 81 options, args = parser.parse_args(args) |
| 433 | 82 |
| 467 | 83 # sanitization |
| 84 if options.default_push and options.default_push_ssh: | |
| 85 parser.error("Cannot set --push and --ssh") | |
| 86 | |
| 433 | 87 # if not specified, use repo from `hg root` |
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88 if not args: |
| 437 | 89 args = [subprocess.check_output(['hg', 'root']).strip()] |
| 433 | 90 |
| 91 # if not specified, set a default action | |
| 92 default_action = 'default_push_ssh' | |
| 466 | 93 available_actions = ('default_push', |
| 465 | 94 'default_push_ssh', |
| 95 'list_hgrc', | |
| 96 ) | |
| 97 actions = dict([(name, getattr(options, name)) | |
| 98 for name in available_actions | |
| 469 | 99 if getattr(options, name)]) |
| 465 | 100 if not actions: |
| 101 actions = {'default_push_ssh': True} | |
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102 |
| 353 | 103 # find all hgrc files |
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104 hgrc = [] |
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105 missing = [] |
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106 not_hg = [] |
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107 not_a_directory = [] |
| 350 | 108 errors = {'Missing path': missing, |
| 109 'Not a mercurial directory': not_hg, | |
| 110 'Not a directory': not_a_directory, | |
| 111 } | |
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112 for path in args: |
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113 if not os.path.exists(path): |
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114 missing.append(path) |
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115 path = os.path.abspath(os.path.normpath(path)) |
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116 if os.path.isdir(path): |
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117 basename = os.path.basename(path) |
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118 subhgdir = os.path.join(path, '.hg') # hypothetical .hg subdirectory |
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119 if basename == '.hg': |
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120 hgrcpath = os.path.join(path, 'hgrc') |
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121 elif os.path.exists(subhgdir): |
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122 if not os.path.isdir(subhgdir): |
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123 not_a_directory.append(subhgdir) |
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124 continue |
| 437 | 125 hgrcpath = os.path.join(subhgdir, 'hgrc') |
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126 else: |
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127 not_hg.append(path) |
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128 continue |
| 437 | 129 hgrc.append(hgrcpath) |
| 350 | 130 else: |
| 131 assert os.path.isfile(path), "%s is not a file, exiting" % path | |
| 437 | 132 hgrc.append(path) |
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133 |
| 353 | 134 # raise errors if encountered |
| 437 | 135 if filter(None, errors.values()): |
| 353 | 136 for key, value in errors.items(): |
| 137 if value: | |
| 138 print '%s: %s' % (key, ', '.join(value)) | |
| 139 parser.exit(1) | |
| 140 | |
| 352 | 141 # construct ConfigParser objects and |
| 142 # ensure that all the files are parseable | |
| 143 config = {} | |
| 144 for path in hgrc: | |
| 353 | 145 config[path] = ConfigParser() |
| 352 | 146 if isinstance(path, basestring): |
| 353 | 147 if os.path.exists(path): |
| 148 config[path].read(path) | |
| 149 | |
| 433 | 150 # print the chosen hgrc paths |
| 470 | 151 if actions.pop('list_hgrc', None): |
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152 print '\n'.join(hgrc) |
| 433 | 153 |
| 470 | 154 # map of actions -> functions; |
| 155 # XXX this is pretty improv; to be improved | |
| 471 | 156 action_map = {'default_push_ssh': set_default_push_to_ssh, |
| 470 | 157 'default_push': set_default_push |
| 471 | 158 } |
| 470 | 159 |
| 465 | 160 # alter .hgrc files |
| 471 | 161 action_names = actions.keys() |
| 470 | 162 while actions: |
| 468 | 163 |
| 471 | 164 # XXX crappy |
| 472 | 165 action_name = action_names.pop() |
| 166 parameter = actions.pop(action_name) | |
| 473 | 167 method = action_map[action_name] |
| 476 | 168 if action_name == 'default_push_ssh': |
| 169 parameter = None | |
| 471 | 170 |
| 171 # apply to all files | |
| 470 | 172 for path, ini in config.items(): |
| 473 | 173 if parameter is not None: |
| 174 method(ini, parameter) | |
| 175 else: | |
| 176 method(ini) | |
| 177 | |
| 478 | 178 # print .hgrc files, if specified |
| 179 for path, ini in config.items(): | |
| 180 print '+++ %s' % (path) | |
| 181 ini.write(sys.stdout) | |
| 182 print | |
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183 |
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184 if __name__ == '__main__': |
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185 main() |