Mercurial > hg > buttercup

annotate buttercup/source.py @ 35:052ee8a2ebde

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typo
author Jeff Hammel <jhammel@mozilla.com>
date Sun, 12 Jun 2011 19:01:38 -0700
parents 7a11a25da2e8
children 4ea66cb5485d
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1 """
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2 VCS sources for the flower project
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3 """
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4
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5 import os
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6 try:
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7 from subprocess import check_call as call
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8 except ImportError:
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9 from subprocess import call
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10
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11 class Source(object):
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12 """abstract base class for VCS source"""
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13 def __init__(self, uri, srcdir=None):
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14 self.uri = uri
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15 self.srcdir = srcdir or os.getcwd()
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16
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17 @classmethod
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18 def directory_name(cls, uri):
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19 """return relative directory name from self.uri"""
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20 return uri.rstrip('/').split('/')[-1]
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21
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22 def directory(self):
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23 return os.path.join(self.srcdir, self.directory_name(self.uri))
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25 def update(self):
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26 raise NotImplementedError("`Source` is an abstract base class")
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28 def __call__(self):
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29 """convenience wrapper to update"""
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30 self.update()
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33 class HgSource(Source):
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34 """mercurial source"""
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35
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36 def update(self):
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37 """updates a checkout or does one if it does not exist"""
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38 if os.path.exists(self.directory()):
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39 hgdir = os.path.join(self.directory(), '.hg')
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40 assert os.path.exists(hgdir), "Not an hg directory: %s" % hgdir
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41 call(['hg', 'pull'], cwd=self.directory())
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42 call(['hg', 'update'], cwd=self.directory())
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43 else:
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44 if not os.path.exists(self.srcdir):
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45 os.makedirs(self.srcdir)
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46 call(['hg', 'clone', self.uri], cwd=self.srcdir)
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47 # TODO: add a more intelligent .hg/hgrc
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49
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50 class GitSource(Source):
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51
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52 @classmethod
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53 def directory_name(cls, uri):
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54 ext = '.git'
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55 if uri.endswith(uri):
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56 uri = uri[:-len(ext)]
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57 return Source.directory_name(uri)
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58
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59 def update(self):
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60 """updates a checkout or does one if it does not exist"""
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61 if os.path.exists(self.directory()):
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62 assert os.path.exists(os.path.join(self.directory(), '.git'))
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63 call(['git', 'pull'], cwd=self.directory())
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64 else:
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65 if not os.path.exists(self.srcdir):
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66 os.makedirs(self.srcdir)
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67 call(['git', 'clone', self.uri], cwd=self.srcdir)
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68 # TODO: add a more intelligent .git/config
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71 def sources(source_dict, **kwargs):
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72 """
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73 return source objects from a dict:
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74 {'hg': ['http://k0s.org/hg/pyloader'],
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75 'git': ['git://github.com/mozilla/toolbox.git']}
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76 """
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77 retval = []
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78 for repo_type, sources in source_dict.items():
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79 if repo_type == 'hg':
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80 retval.extend([HgSource(source, **kwargs)
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81 for source in sources])
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82 elif repo_type == 'git':
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83 retval.extend([GitSource(source, **kwargs)
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84 for source in sources])
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85 else:
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86 raise AssertionError("Source type unknown: %s" % repo_type)
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87 return retval