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annotate silvermirror/hg.py @ 24:183cee927d8b

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STUB: silvermirror/hg.py
author Jeff Hammel <k0scist@gmail.com>
date Thu, 30 Jan 2014 20:31:03 -0800
parents f8edfc9c28ba
children cedf9a0e3d61
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1 #!/usr/bin/env python
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3 """
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4 stub for the hg backend of silvermirror
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5 """
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7 try:
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8 import lxml.html
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9 import mercurial
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10 from mercurial import commands, hg, ui
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11 requirements_fulfilled = True
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12 except ImportError as e:
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13 _import_error = e
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14 requirements_fulfilled = False
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15
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16 import os
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17 import sys
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18 from optparse import OptionParser
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19
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20 def update(host, path):
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21 """
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22 get changes from host on path
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23 """
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24 _ui = ui.ui()
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25 url = '%s/%s' % (host, path)
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26 try:
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27 repo = hg.repository(_ui, path)
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28 print 'Updating %s:' % path
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29 except Exception, e:
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30 repo = hg.repository(_ui, url)
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31 print 'Cloning %s:' % path
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32 commands.clone(_ui, repo, pull=False, uncompressed=False, rev=None, noupdate=False)
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33 return
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34
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35 commands.pull(_ui, repo, url, rev=None, force=False, update=True)
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36
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37 # TODO:
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38 # def repositories(path):
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39 # """
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40 # return all hg repositories in a path
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41 # """
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42
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43 # ui = ui.ui()
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44 # files = [ os.path.join(path, f) for f in os.listdir(path) ]
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45 # directories = [ f for f in files if os.path.isdir(f) ]
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47 # repos = []
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48 # for d in directories:
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49 # try:
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50 # repo = hg.repository(ui, d)
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51 # repos.append(os.path.basename(d))
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52 # except mercurial.repo.RepoError:
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53 # pass
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54 # return repos
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55
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56 def repositories(url):
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57 """
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58 returns the list of repositories under a URL of an hg server
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59 """
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60 element = lxml.html.parse(url)
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61 tds = element.xpath('//tr[position() > 1]/td[1]')
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62 repos = [i.text_content() for i in tds]
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63 return repos
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66 def main(args=sys.argv[1:]):
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67 parser = OptionParser()
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68 parser.add_option('-H', '--host', dest='host')
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69 parser.add_option('-d', '--directory', dest='directory',
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70 default=os.path.join(os.environ['HOME'], 'hg'))
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71 parser.add_option('--list', dest='list',
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72 action='store_true', default=False)
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73 options, args = parser.parse_args(args)
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74 if not requirements_fulfilled:
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75 # Hack; this should all be better o_O
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76 parser.error("Must have mercurial and lxml packages to use, sorry")
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77 if not options.host:
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78 parser.print_usage()
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79 parser.exit()
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80
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81 # kill trailing slash
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82 options.host = options.host.rstrip('/')
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83
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84 repos = repositories(options.host)
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85 if options.list:
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86 for repo in repos:
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87 print repo
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88 sys.exit(0)
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89
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90 if not os.path.exists(options.directory):
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91 os.mkdir(options.directory)
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93 os.chdir(options.directory)
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94 for repo in repos:
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95 update(options.host, repo)
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96
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97 if __name__ == '__main__':
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98 main()