Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/statichttprepo.py @ 3964:2308c39b9521
make it possible to use changectx to create a filectx
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Mon, 25 Dec 2006 17:43:44 +0100 |
parents | 6b4127c7d52a |
children | b11a2fb59cf5 |
rev | line source |
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1101 | 1 # statichttprepo.py - simple http repository class for mercurial |
2 # | |
3 # This provides read-only repo access to repositories exported via static http | |
4 # | |
2858 | 5 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
1101 | 6 # |
7 # This software may be used and distributed according to the terms | |
8 # of the GNU General Public License, incorporated herein by reference. | |
9 | |
3893 | 10 from i18n import _ |
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11 import changelog, filelog, httprangereader |
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12 import repo, localrepo, manifest, os, urllib, urllib2, util |
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13 |
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14 class rangereader(httprangereader.httprangereader): |
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15 def read(self, size=None): |
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16 try: |
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17 return httprangereader.httprangereader.read(self, size) |
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18 except urllib2.HTTPError, inst: |
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19 raise IOError(None, inst) |
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20 except urllib2.URLError, inst: |
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21 raise IOError(None, inst.reason[1]) |
1101 | 22 |
23 def opener(base): | |
24 """return a function that opens files over http""" | |
25 p = base | |
26 def o(path, mode="r"): | |
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27 f = "/".join((p, urllib.quote(path))) |
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28 return rangereader(f) |
1101 | 29 return o |
30 | |
31 class statichttprepository(localrepo.localrepository): | |
32 def __init__(self, ui, path): | |
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33 self._url = path |
1101 | 34 self.ui = ui |
2072 | 35 self.revlogversion = 0 |
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36 |
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37 self.path = (path + "/.hg") |
1101 | 38 self.opener = opener(self.path) |
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39 # find requirements |
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40 try: |
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41 requirements = self.opener("requires").read().splitlines() |
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42 except IOError: |
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43 requirements = [] |
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44 # check them |
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45 for r in requirements: |
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46 if r not in self.supported: |
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47 raise repo.RepoError(_("requirement '%s' not supported") % r) |
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48 |
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49 # setup store |
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50 if "store" in requirements: |
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51 self.encodefn = util.encodefilename |
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52 self.decodefn = util.decodefilename |
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53 self.spath = self.path + "/store" |
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54 else: |
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55 self.encodefn = lambda x: x |
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56 self.decodefn = lambda x: x |
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57 self.spath = self.path |
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58 self.sopener = util.encodedopener(opener(self.spath), self.encodefn) |
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59 |
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60 self.manifest = manifest.manifest(self.sopener) |
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61 self.changelog = changelog.changelog(self.sopener) |
1101 | 62 self.tagscache = None |
63 self.nodetagscache = None | |
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64 self.encodepats = None |
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65 self.decodepats = None |
1101 | 66 |
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67 def url(self): |
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68 return 'static-' + self._url |
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69 |
1101 | 70 def dev(self): |
71 return -1 | |
72 | |
73 def local(self): | |
74 return False | |
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75 |
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76 def instance(ui, path, create): |
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77 if create: |
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78 raise util.Abort(_('cannot create new static-http repository')) |
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79 if path.startswith('old-http:'): |
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80 ui.warn(_("old-http:// syntax is deprecated, " |
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81 "please use static-http:// instead\n")) |
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82 path = path[4:] |
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83 else: |
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84 path = path[7:] |
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85 return statichttprepository(ui, path) |