Mercurial > hg > buttercup

annotate buttercup/source.py @ 22:1378e96c65ac

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git updater method
author Jeff Hammel <jhammel@mozilla.com>
date Mon, 30 May 2011 14:06:29 -0700
parents 1f54294629f9
children 425a3c73ac1d
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1 import os
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2 try:
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3 from subprocess import check_call as call
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4 except:
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5 from subprocess import call
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6
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7 class Source(object):
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8 """abstract base class for VCS source"""
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9 def __init__(self, uri, srcdir=None):
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10 self.uri = uri
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11 self.srcdir = srcdir or os.getcwd()
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12
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13 @classmethod
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14 def directory_name(cls, uri):
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15 """return relative directory name from self.uri"""
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16 return uri.rstrip('/').split('/')[-1]
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17
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18 def directory(self):
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19 return os.path.join(self.srcdir, self.directory_name(self.uri))
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20
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21 class HgSource(Source):
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22 """mercurial source"""
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23
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24 def update(self):
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25 """updates a checkout or does one if it does not exist"""
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26 if os.path.exists(self.directory()):
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27 assert os.path.exists(os.path.join(self.directory(), '.hg'))
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28 call(['hg', 'pull'], cwd=self.directory())
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29 call(['hg', 'update'], cwd=self.directory())
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30 else:
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31 if not os.path.exists(self.srcdir):
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32 os.makedirs(self.srcdir)
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33 call(['hg', 'clone', self.uri], cwd=self.srcdir)
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34 # TODO: add a more intelligent .hg/hgrc
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35
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36 __call__ = update
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37
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39 class GitSource(Source):
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40
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41 @classmethod
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42 def directory_name(cls, uri):
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43 ext = '.git'
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44 if uri.endswith(uri):
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45 uri = uri[:-len(ext)]
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46 return Source.directory_name(uri)
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47
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48 def update(self):
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49 """updates a checkout or does one if it does not exist"""
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50 if os.path.exists(self.directory()):
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51 assert os.path.exists(os.path.join(self.directory(), '.git'))
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52 call(['git', 'pull'], cwd=self.directory())
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53 else:
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54 if not os.path.exists(self.srcdir):
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55 os.makedirs(self.srcdir)
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56 call(['git', 'clone', self.uri], cwd=self.srcdir)
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57 # TODO: add a more intelligent .git/config
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58
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59 __call__ = update