Mercurial > hg > config
annotate python/hgrc.py @ 481:65e38d33acae
python/hgrc.py
| author | Jeff Hammel <jhammel@mozilla.com> | 
|---|---|
| date | Sat, 10 Aug 2013 20:42:04 -0700 | 
| parents | 529fd4e1087e | 
| children | 6c0aac8799da | 
| rev | line source | 
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changeset | 1 #!/usr/bin/env python | 
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changeset | 2 | 
| 350 | 3 """ | 
| 4 Script for modifying hgrc files. | |
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changeset | 5 | 
| 433 | 6 If no arguments specified, the repository given by `hg root` is used. | 
| 350 | 7 """ | 
| 433 | 8 | 
| 351 
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changeset | 9 # imports | 
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changeset | 10 import optparse | 
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changeset | 11 import os | 
| 433 | 12 import subprocess | 
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changeset | 13 import sys | 
| 477 | 14 import urlparse | 
| 437 | 15 from ConfigParser import RawConfigParser as ConfigParser | 
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changeset | 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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changeset | 63 def main(args=sys.argv[1:]): | 
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changeset | 64 | 
| 433 | 65 # parse command line arguments | 
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changeset | 66 usage = '%prog [options] repository <repository> <...>' | 
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changeset | 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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changeset | 71 parser.add_option('--ssh', dest='default_push_ssh', | 
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changeset | 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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changeset | 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' | |
| 481 | 93 available_actions = ('default', | 
| 94 'default_push', | |
| 95 'default_push_ssh', | |
| 96 'list_hgrc', | |
| 465 | 97 ) | 
| 481 | 98 actions = [(name, getattr(options, name)) | 
| 99 for name in available_actions | |
| 100 if getattr(options, name)]) | |
| 465 | 101 if not actions: | 
| 481 | 102 actions = [('default_push_ssh', True)] | 
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changeset | 103 | 
| 353 | 104 # find all hgrc files | 
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changeset | 105 hgrc = [] | 
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changeset | 106 missing = [] | 
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changeset | 107 not_hg = [] | 
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changeset | 108 not_a_directory = [] | 
| 350 | 109 errors = {'Missing path': missing, | 
| 110 'Not a mercurial directory': not_hg, | |
| 111 'Not a directory': not_a_directory, | |
| 112 } | |
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changeset | 113 for path in args: | 
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changeset | 114 if not os.path.exists(path): | 
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changeset | 115 missing.append(path) | 
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changeset | 116 path = os.path.abspath(os.path.normpath(path)) | 
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changeset | 117 if os.path.isdir(path): | 
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changeset | 118 basename = os.path.basename(path) | 
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changeset | 119 subhgdir = os.path.join(path, '.hg') # hypothetical .hg subdirectory | 
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changeset | 120 if basename == '.hg': | 
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changeset | 121 hgrcpath = os.path.join(path, 'hgrc') | 
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changeset | 122 elif os.path.exists(subhgdir): | 
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changeset | 123 if not os.path.isdir(subhgdir): | 
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changeset | 124 not_a_directory.append(subhgdir) | 
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changeset | 125 continue | 
| 437 | 126 hgrcpath = os.path.join(subhgdir, 'hgrc') | 
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changeset | 127 else: | 
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changeset | 128 not_hg.append(path) | 
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changeset | 129 continue | 
| 437 | 130 hgrc.append(hgrcpath) | 
| 350 | 131 else: | 
| 132 assert os.path.isfile(path), "%s is not a file, exiting" % path | |
| 437 | 133 hgrc.append(path) | 
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changeset | 134 | 
| 353 | 135 # raise errors if encountered | 
| 437 | 136 if filter(None, errors.values()): | 
| 353 | 137 for key, value in errors.items(): | 
| 138 if value: | |
| 139 print '%s: %s' % (key, ', '.join(value)) | |
| 140 parser.exit(1) | |
| 141 | |
| 352 | 142 # construct ConfigParser objects and | 
| 143 # ensure that all the files are parseable | |
| 144 config = {} | |
| 145 for path in hgrc: | |
| 353 | 146 config[path] = ConfigParser() | 
| 352 | 147 if isinstance(path, basestring): | 
| 353 | 148 if os.path.exists(path): | 
| 149 config[path].read(path) | |
| 150 | |
| 433 | 151 # print the chosen hgrc paths | 
| 481 | 152 if options.list_hgrc: | 
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changeset | 153 print '\n'.join(hgrc) | 
| 433 | 154 | 
| 481 | 155 # TODO -> OrderedDict | 
| 156 actions.pop('list_hgrc', None): | |
| 157 | |
| 470 | 158 # map of actions -> functions; | 
| 159 # XXX this is pretty improv; to be improved | |
| 471 | 160 action_map = {'default_push_ssh': set_default_push_to_ssh, | 
| 470 | 161 'default_push': set_default_push | 
| 471 | 162 } | 
| 470 | 163 | 
| 465 | 164 # alter .hgrc files | 
| 481 | 165 for action_name, parameter in actions: | 
| 468 | 166 | 
| 471 | 167 # XXX crappy | 
| 473 | 168 method = action_map[action_name] | 
| 476 | 169 if action_name == 'default_push_ssh': | 
| 170 parameter = None | |
| 471 | 171 | 
| 172 # apply to all files | |
| 470 | 173 for path, ini in config.items(): | 
| 481 | 174 | 
| 175 # call method with parser | |
| 473 | 176 if parameter is not None: | 
| 177 method(ini, parameter) | |
| 178 else: | |
| 179 method(ini) | |
| 180 | |
| 478 | 181 # print .hgrc files, if specified | 
| 182 for path, ini in config.items(): | |
| 183 print '+++ %s' % (path) | |
| 184 ini.write(sys.stdout) | |
| 185 print | |
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changeset | 186 | 
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changeset | 187 if __name__ == '__main__': | 
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changeset | 188 main() | 
