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annotate python/hgrc.py @ 435:ac7973ec485e

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python/hgrc.py
author Jeff Hammel <jhammel@mozilla.com>
date Thu, 08 Aug 2013 10:36:19 -0700
parents 6797477f6a8f
children 2588ca4ae849
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1 #!/usr/bin/env python
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2
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3 """
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4 Script for modifying hgrc files.
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5
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6 If no arguments specified, the repository given by `hg root` is used.
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7 """
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8
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9 # imports
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10 import optparse
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11 import os
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12 import subprocess
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13 import sys
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14 from ConfigParser import RawCOnfigParser as ConfigParser
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15
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16 def main(args=sys.argv[1:]):
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17
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18 # parse command line arguments
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19 usage = '%prog [options] repository <repository> <...>'
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20 parser = optparse.OptionParser(usage=usage, description=__doc__)
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21 parser.add_option('-l', '--list', dest='list_hgrc',
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22 action='store_true', default=False,
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23 help="list full path to hgrc files")
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24 parser.add_option('--ssh', dest='default_push_ssh',
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25 action='store_true', default=False,
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26 help="use `default` entries for `default-push`")
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27 parser.add_option('--push', '--default-push', dest='default_push',
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28 help="set [paths] default-push location")
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29 options, args = options.parse_args(args)
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30
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31 # if not specified, use repo from `hg root`
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32 if not args:
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33 args = [subprocess.check_output(['hg', 'root'])]
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34
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35 # if not specified, set a default action
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36 default_action = 'default_push_ssh'
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37 actions = ('default_push',
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38 'default_push_ssh',
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39 )
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41 # find all hgrc files
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42 hgrc = []
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43 missing = []
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44 not_hg = []
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45 not_a_directory = []
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46 errors = {'Missing path': missing,
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47 'Not a mercurial directory': not_hg,
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48 'Not a directory': not_a_directory,
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49 }
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50 for path in args:
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51 if not os.path.exists(path):
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52 missing.append(path)
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53 path = os.path.abspath(os.path.normpath(path))
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54 if os.path.isdir(path):
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55 basename = os.path.basename(path)
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56 subhgdir = os.path.join(path, '.hg') # hypothetical .hg subdirectory
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57 if basename == '.hg':
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58 hgrcpath = os.path.join(path, 'hgrc')
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59 elif os.path.exists(subhgdir):
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60 if not os.path.isdir(subhgdir):
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61 not_a_directory.append(subhgdir)
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62 continue
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63 else:
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64 not_hg.append(path)
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65 continue
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66 else:
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67 assert os.path.isfile(path), "%s is not a file, exiting" % path
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68 hgrc.append(path)
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69
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70 # raise errors if encountered
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71 if sum(errors.values()):
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72 for key, value in errors.items():
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73 if value:
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74 print '%s: %s' % (key, ', '.join(value))
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75 parser.exit(1)
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76
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77 # construct ConfigParser objects and
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78 # ensure that all the files are parseable
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79 config = {}
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80 for path in hgrc:
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81 config[path] = ConfigParser()
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82 if isinstance(path, basestring):
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83 if os.path.exists(path):
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84 config[path].read(path)
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85
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86 # print the chosen hgrc paths
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87 if options.list_hgrc:
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88 print '\n'.join(hgrc)
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91 if __name__ == '__main__':
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92 main()