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annotate mercurial/statichttprepo.py @ 3129:f145d04899d2

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extdiff: use the default option only if the default program is used
author TK Soh <teekaysoh@yahoo.com>
date Mon, 18 Sep 2006 12:01:32 +0200
parents 345bac2bc4ec
children ff06fe0703ef
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # statichttprepo.py - simple http repository class for mercurial
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2 #
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3 # This provides read-only repo access to repositories exported via static http
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4 #
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5 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
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6 #
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7 # This software may be used and distributed according to the terms
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8 # of the GNU General Public License, incorporated herein by reference.
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9
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10 from demandload import *
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11 from i18n import gettext as _
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12 demandload(globals(), "changelog filelog httprangereader")
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13 demandload(globals(), "localrepo manifest os urllib urllib2 util")
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14
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15 class rangereader(httprangereader.httprangereader):
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16 def read(self, size=None):
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17 try:
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18 return httprangereader.httprangereader.read(self, size)
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19 except urllib2.HTTPError, inst:
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20 raise IOError(None, inst)
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21 except urllib2.URLError, inst:
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22 raise IOError(None, inst.reason[1])
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23
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24 def opener(base):
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25 """return a function that opens files over http"""
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26 p = base
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27 def o(path, mode="r"):
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28 f = os.path.join(p, urllib.quote(path))
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29 return rangereader(f)
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30 return o
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31
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32 class statichttprepository(localrepo.localrepository):
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33 def __init__(self, ui, path):
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34 self._url = path
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35 self.path = (path + "/.hg")
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36 self.ui = ui
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37 self.revlogversion = 0
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38 self.opener = opener(self.path)
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39 self.manifest = manifest.manifest(self.opener)
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40 self.changelog = changelog.changelog(self.opener)
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41 self.tagscache = None
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42 self.nodetagscache = None
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43 self.encodepats = None
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44 self.decodepats = None
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45
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46 def url(self):
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47 return 'static-' + self._url
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48
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49 def dev(self):
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50 return -1
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51
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52 def local(self):
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53 return False
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55 def instance(ui, path, create):
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56 if create:
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57 raise util.Abort(_('cannot create new static-http repository'))
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58 if path.startswith('old-http:'):
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59 ui.warn(_("old-http:// syntax is deprecated, "
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60 "please use static-http:// instead\n"))
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61 path = path[4:]
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62 else:
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63 path = path[7:]
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64 return statichttprepository(ui, path)