Mercurial > hg-git

annotate hggit/compat.py @ 1104:e326b349eba6

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compat: extract function for memfilectx signature variants
author Kevin Bullock <kbullock@ringworld.org>
date Tue, 06 Feb 2018 08:45:48 -0600
parents 8e61d7a29932
children 8ed6c0cae9b8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
991
92d7702c19da compat: add method for backwards compatible passwordmgr
Sean Farley <sean@farley.io>
parents: 850
diff changeset
1 from mercurial import (
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Kevin Bullock <kbullock@ringworld.org>
parents: 1093
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2 context,
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3 url,
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4 util as hgutil,
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5 )
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6
850
81c55f8629ba hg2git: audit path components during export (CVE-2014-9390)
Augie Fackler <raf@durin42.com>
parents:
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7 try:
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8 from mercurial import encoding
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9 hfsignoreclean = encoding.hfsignoreclean
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10 except AttributeError:
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11 # compat with hg 3.2.1 and earlier, which doesn't have
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12 # hfsignoreclean (This was borrowed wholesale from hg 3.2.2.)
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13 _ignore = [unichr(int(x, 16)).encode("utf-8") for x in
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14 "200c 200d 200e 200f 202a 202b 202c 202d 202e "
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15 "206a 206b 206c 206d 206e 206f feff".split()]
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16 # verify the next function will work
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17 assert set([i[0] for i in _ignore]) == set(["\xe2", "\xef"])
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18
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19 def hfsignoreclean(s):
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20 """Remove codepoints ignored by HFS+ from s.
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21
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22 >>> hfsignoreclean(u'.h\u200cg'.encode('utf-8'))
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23 '.hg'
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24 >>> hfsignoreclean(u'.h\ufeffg'.encode('utf-8'))
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25 '.hg'
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26 """
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27 if "\xe2" in s or "\xef" in s:
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28 for c in _ignore:
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29 s = s.replace(c, '')
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30 return s
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parents: 850
diff changeset
31
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32 try:
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33 from mercurial import vfs as vfsmod
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34 hgvfs = vfsmod.vfs
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35 except ImportError:
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36 # vfsmod was extracted in hg 4.2
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37 from mercurial import scmutil
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38 hgvfs = scmutil.vfs
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39
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40 def gitvfs(repo):
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parents: 1080
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41 """return a vfs suitable to read git related data"""
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parents: 1080
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42 # Mercurial >= 3.3: repo.shared()
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43 if repo.sharedpath != repo.path:
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44 return hgvfs(repo.sharedpath)
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45 else:
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parents: 1080
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46 return repo.vfs
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parents: 1080
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47
1035
cfcd3032355c compat: remove unused argument
Kevin Bullock <kbullock@ringworld.org>
parents: 1005
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48 def passwordmgr(ui):
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49 try:
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da62ef0569bb compat: fix fallback for ui.passwordmgr
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parents: 1035
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50 realm = hgutil.urlreq.httppasswordmgrwithdefaultrealm()
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parents: 1035
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51 return url.passwordmgr(ui, realm)
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parents: 1035
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52 except (TypeError, AttributeError):
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parents: 850
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53 # compat with hg < 3.9
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parents: 850
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54 return url.passwordmgr(ui)
1005
31f52d62ae13 compat: add method for dulwich to return the symref
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parents: 991
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55
1092
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parents: 1088
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56
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parents: 1088
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57 try:
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parents: 1088
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58 import dulwich.client
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parents: 1088
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59 FetchPackResult = dulwich.client.FetchPackResult
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parents: 1088
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60 read_pkt_refs = dulwich.client.read_pkt_refs
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parents: 1088
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61 except (AttributeError, ImportError):
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62 # older dulwich doesn't return the symref where remote HEAD points, so we
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parents: 1088
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63 # monkey patch it here
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64 from dulwich.errors import GitProtocolError
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65 from dulwich.protocol import extract_capabilities
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66
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67 class FetchPackResult(object):
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68 """Result of a fetch-pack operation.
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parents: 1092
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69 :var refs: Dictionary with all remote refs
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70 :var symrefs: Dictionary with remote symrefs
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71 :var agent: User agent string
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parents: 1092
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72 """
1092
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73
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74 def __init__(self, refs, symrefs, agent):
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75 self.refs = refs
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76 self.symrefs = symrefs
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77 self.agent = agent
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78
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79 def read_pkt_refs(proto):
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80 server_capabilities = None
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81 refs = {}
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82 # Receive refs from server
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83 for pkt in proto.read_pkt_seq():
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84 (sha, ref) = pkt.rstrip('\n').split(None, 1)
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85 if sha == 'ERR':
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86 raise GitProtocolError(ref)
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87 if server_capabilities is None:
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88 (ref, server_capabilities) = extract_capabilities(ref)
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89 symref = 'symref=HEAD:'
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90 for cap in server_capabilities:
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91 if cap.startswith(symref):
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92 sha = cap.replace(symref, '')
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93 refs[ref] = sha
1005
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94
1092
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95 if len(refs) == 0:
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96 return None, set([])
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97 return refs, set(server_capabilities)
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98
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99
1104
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100 def memfilectx(repo, changectx, path, data, islink=False,
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101 isexec=False, copied=None):
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102 # Different versions of mercurial have different parameters to
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103 # memfilectx. Try them from newest to oldest.
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104 args_to_try = (
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105 (repo, changectx, path, data), # hg 4.5+
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106 (repo, path, data), # hg 3.1 - 4.5
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107 (path, data), # hg < 3.1
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108 )
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109 for args in args_to_try:
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110 try:
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111 return context.memfilectx(*args,
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112 islink=islink,
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113 isexec=isexec,
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114 copied=copied)
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115 except TypeError as ex:
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116 last_ex = ex
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117 raise last_ex
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118
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119
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120 CONFIG_DEFAULTS = {
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121 'git': {
1066
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122 'authors': None,
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123 'blockdotgit': True,
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124 'blockdothg': True,
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125 'branch_bookmark_suffix': None,
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126 'debugextrainmessage': False, # test only -- do not document this!
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127 'findcopiesharder': False,
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128 'intree': None,
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129 'mindate': None,
1080
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130 'public': list,
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131 'renamelimit': 400,
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132 'similarity': 0,
1063
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133 },
1067
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134 'hggit': {
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135 'mapsavefrequency': 0,
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136 'usephases': False,
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137 }
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138 }
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139
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140 hasconfigitems = False
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141
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142 def registerconfigs(configitem):
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143 global hasconfigitems
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144 hasconfigitems = True
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145 for section, items in CONFIG_DEFAULTS.iteritems():
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146 for item, default in items.iteritems():
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147 configitem(section, item, default=default)
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148
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149 def config(ui, subtype, section, item):
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150 if subtype == 'string':
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151 subtype = ''
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152 getconfig = getattr(ui, 'config' + subtype)
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153 if hasconfigitems:
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154 return getconfig(section, item)
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155 return getconfig(section, item, CONFIG_DEFAULTS[section][item])