Mercurial > hg
annotate mercurial/statichttprepo.py @ 6034:83633602e2c5
qinit -c: add ^\.hg and ^\.mq to .hgignore
author | Alexis S. L. Carvalho <alexis@cecm.usp.br> |
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date | Fri, 08 Feb 2008 18:07:55 -0200 |
parents | 6605a03cbf87 |
children | e75aab656f46 |
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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 # | |
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5 # Copyright 2005-2007 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 | |
3891 | 10 from i18n import _ |
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11 import changelog, filelog, httprangereader |
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12 import repo, localrepo, manifest, util |
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13 import urllib, urllib2, errno |
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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 num = inst.code == 404 and errno.ENOENT or None |
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21 raise IOError(num, inst) |
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22 except urllib2.URLError, inst: |
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23 raise IOError(None, inst.reason[1]) |
1101 | 24 |
25 def opener(base): | |
26 """return a function that opens files over http""" | |
27 p = base | |
28 def o(path, mode="r"): | |
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29 f = "/".join((p, urllib.quote(path))) |
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30 return rangereader(f) |
1101 | 31 return o |
32 | |
33 class statichttprepository(localrepo.localrepository): | |
34 def __init__(self, ui, path): | |
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35 self._url = path |
1101 | 36 self.ui = ui |
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37 |
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38 self.path = path.rstrip('/') + "/.hg" |
1101 | 39 self.opener = opener(self.path) |
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40 |
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41 # find requirements |
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42 try: |
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43 requirements = self.opener("requires").read().splitlines() |
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44 except IOError, inst: |
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45 if inst.errno == errno.ENOENT: |
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46 msg = _("'%s' does not appear to be an hg repository") % path |
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47 raise repo.RepoError(msg) |
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48 else: |
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49 requirements = [] |
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50 |
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51 # check them |
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52 for r in requirements: |
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53 if r not in self.supported: |
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54 raise repo.RepoError(_("requirement '%s' not supported") % r) |
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55 |
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56 # setup store |
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57 if "store" in requirements: |
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58 self.encodefn = util.encodefilename |
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59 self.decodefn = util.decodefilename |
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60 self.spath = self.path + "/store" |
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61 else: |
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62 self.encodefn = lambda x: x |
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63 self.decodefn = lambda x: x |
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64 self.spath = self.path |
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65 self.sopener = util.encodedopener(opener(self.spath), self.encodefn) |
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66 |
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67 self.manifest = manifest.manifest(self.sopener) |
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68 self.changelog = changelog.changelog(self.sopener) |
1101 | 69 self.tagscache = None |
70 self.nodetagscache = None | |
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71 self.encodepats = None |
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72 self.decodepats = None |
1101 | 73 |
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74 def url(self): |
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75 return 'static-' + self._url |
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76 |
1101 | 77 def dev(self): |
78 return -1 | |
79 | |
80 def local(self): | |
81 return False | |
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82 |
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83 def instance(ui, path, create): |
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84 if create: |
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85 raise util.Abort(_('cannot create new static-http repository')) |
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86 return statichttprepository(ui, path[7:]) |