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@@ -1,83 +1,90 b'' | |||||
1 | # statichttprepo.py - simple http repository class for mercurial |
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1 | # statichttprepo.py - simple http repository class for mercurial | |
2 | # |
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2 | # | |
3 | # This provides read-only repo access to repositories exported via static http |
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3 | # This provides read-only repo access to repositories exported via static http | |
4 | # |
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4 | # | |
5 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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5 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> | |
6 | # |
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6 | # | |
7 | # This software may be used and distributed according to the terms |
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7 | # This software may be used and distributed according to the terms | |
8 | # of the GNU General Public License, incorporated herein by reference. |
|
8 | # of the GNU General Public License, incorporated herein by reference. | |
9 |
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9 | |||
10 | from i18n import _ |
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10 | from i18n import _ | |
11 | import changelog, httprangereader |
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11 | import changelog, httprangereader | |
12 | import repo, localrepo, manifest, util, store |
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12 | import repo, localrepo, manifest, util, store | |
13 | import urllib, urllib2, errno |
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13 | import urllib, urllib2, errno | |
14 |
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14 | |||
15 | class rangereader(httprangereader.httprangereader): |
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15 | class rangereader(httprangereader.httprangereader): | |
16 | def read(self, size=None): |
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16 | def read(self, size=None): | |
17 | try: |
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17 | try: | |
18 | return httprangereader.httprangereader.read(self, size) |
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18 | return httprangereader.httprangereader.read(self, size) | |
19 | except urllib2.HTTPError, inst: |
|
19 | except urllib2.HTTPError, inst: | |
20 | num = inst.code == 404 and errno.ENOENT or None |
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20 | num = inst.code == 404 and errno.ENOENT or None | |
21 | raise IOError(num, inst) |
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21 | raise IOError(num, inst) | |
22 | except urllib2.URLError, inst: |
|
22 | except urllib2.URLError, inst: | |
23 | raise IOError(None, inst.reason[1]) |
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23 | raise IOError(None, inst.reason[1]) | |
24 |
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24 | |||
25 | def opener(base): |
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25 | def opener(base): | |
26 | """return a function that opens files over http""" |
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26 | """return a function that opens files over http""" | |
27 | p = base |
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27 | p = base | |
28 | def o(path, mode="r"): |
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28 | def o(path, mode="r"): | |
29 | f = "/".join((p, urllib.quote(path))) |
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29 | f = "/".join((p, urllib.quote(path))) | |
30 | return rangereader(f) |
|
30 | return rangereader(f) | |
31 | return o |
|
31 | return o | |
32 |
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32 | |||
33 | class statichttprepository(localrepo.localrepository): |
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33 | class statichttprepository(localrepo.localrepository): | |
34 | def __init__(self, ui, path): |
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34 | def __init__(self, ui, path): | |
35 | self._url = path |
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35 | self._url = path | |
36 | self.ui = ui |
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36 | self.ui = ui | |
37 |
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37 | |||
38 | self.path = path.rstrip('/') + "/.hg" |
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38 | self.path = path.rstrip('/') + "/.hg" | |
39 | self.opener = opener(self.path) |
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39 | self.opener = opener(self.path) | |
40 |
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40 | |||
41 | # find requirements |
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41 | # find requirements | |
42 | try: |
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42 | try: | |
43 | requirements = self.opener("requires").read().splitlines() |
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43 | requirements = self.opener("requires").read().splitlines() | |
44 | except IOError, inst: |
|
44 | except IOError, inst: | |
45 |
if inst.errno |
|
45 | if inst.errno != errno.ENOENT: | |
|
46 | raise | |||
|
47 | # check if it is a non-empty old-style repository | |||
|
48 | try: | |||
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49 | self.opener("00changelog.i").read(1) | |||
|
50 | except IOError, inst: | |||
|
51 | if inst.errno != errno.ENOENT: | |||
|
52 | raise | |||
|
53 | # we do not care about empty old-style repositories here | |||
46 | msg = _("'%s' does not appear to be an hg repository") % path |
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54 | msg = _("'%s' does not appear to be an hg repository") % path | |
47 | raise repo.RepoError(msg) |
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55 | raise repo.RepoError(msg) | |
48 |
|
|
56 | requirements = [] | |
49 | requirements = [] |
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|||
50 |
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57 | |||
51 | # check them |
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58 | # check them | |
52 | for r in requirements: |
|
59 | for r in requirements: | |
53 | if r not in self.supported: |
|
60 | if r not in self.supported: | |
54 | raise repo.RepoError(_("requirement '%s' not supported") % r) |
|
61 | raise repo.RepoError(_("requirement '%s' not supported") % r) | |
55 |
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62 | |||
56 | # setup store |
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63 | # setup store | |
57 | def pjoin(a, b): |
|
64 | def pjoin(a, b): | |
58 | return a + '/' + b |
|
65 | return a + '/' + b | |
59 | self.store = store.store(requirements, self.path, opener, pjoin) |
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66 | self.store = store.store(requirements, self.path, opener, pjoin) | |
60 | self.spath = self.store.path |
|
67 | self.spath = self.store.path | |
61 | self.sopener = self.store.opener |
|
68 | self.sopener = self.store.opener | |
62 | self.sjoin = self.store.join |
|
69 | self.sjoin = self.store.join | |
63 |
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70 | |||
64 | self.manifest = manifest.manifest(self.sopener) |
|
71 | self.manifest = manifest.manifest(self.sopener) | |
65 | self.changelog = changelog.changelog(self.sopener) |
|
72 | self.changelog = changelog.changelog(self.sopener) | |
66 | self.tagscache = None |
|
73 | self.tagscache = None | |
67 | self.nodetagscache = None |
|
74 | self.nodetagscache = None | |
68 | self.encodepats = None |
|
75 | self.encodepats = None | |
69 | self.decodepats = None |
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76 | self.decodepats = None | |
70 |
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77 | |||
71 | def url(self): |
|
78 | def url(self): | |
72 | return 'static-' + self._url |
|
79 | return 'static-' + self._url | |
73 |
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80 | |||
74 | def local(self): |
|
81 | def local(self): | |
75 | return False |
|
82 | return False | |
76 |
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83 | |||
77 | def lock(self, wait=True): |
|
84 | def lock(self, wait=True): | |
78 | raise util.Abort(_('cannot lock static-http repository')) |
|
85 | raise util.Abort(_('cannot lock static-http repository')) | |
79 |
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86 | |||
80 | def instance(ui, path, create): |
|
87 | def instance(ui, path, create): | |
81 | if create: |
|
88 | if create: | |
82 | raise util.Abort(_('cannot create new static-http repository')) |
|
89 | raise util.Abort(_('cannot create new static-http repository')) | |
83 | return statichttprepository(ui, path[7:]) |
|
90 | return statichttprepository(ui, path[7:]) |
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