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@@ -1,461 +1,466 b'' | |||
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1 | 1 | # ui.py - user interface bits for mercurial |
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2 | 2 | # |
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3 | 3 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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4 | 4 | # |
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5 | 5 | # This software may be used and distributed according to the terms |
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6 | 6 | # of the GNU General Public License, incorporated herein by reference. |
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7 | 7 | |
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8 | 8 | from i18n import _ |
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9 | 9 | import errno, getpass, os, re, socket, sys, tempfile |
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10 | 10 | import ConfigParser, traceback, util |
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11 | 11 | |
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12 | 12 | def dupconfig(orig): |
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13 | 13 | new = util.configparser(orig.defaults()) |
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14 | 14 | updateconfig(orig, new) |
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15 | 15 | return new |
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16 | 16 | |
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17 | 17 | def updateconfig(source, dest, sections=None): |
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18 | 18 | if not sections: |
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19 | 19 | sections = source.sections() |
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20 | 20 | for section in sections: |
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21 | 21 | if not dest.has_section(section): |
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22 | 22 | dest.add_section(section) |
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23 | 23 | for name, value in source.items(section, raw=True): |
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24 | 24 | dest.set(section, name, value) |
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25 | 25 | |
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26 | 26 | class ui(object): |
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27 | 27 | _isatty = None |
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28 | 28 | |
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29 | 29 | def __init__(self, verbose=False, debug=False, quiet=False, |
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30 | 30 | interactive=True, traceback=False, report_untrusted=True, |
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31 | 31 | parentui=None): |
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32 | 32 | self.overlay = None |
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33 | 33 | self.buffers = [] |
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34 | 34 | if parentui is None: |
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35 | 35 | # this is the parent of all ui children |
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36 | 36 | self.parentui = None |
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37 | 37 | self.quiet = quiet |
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38 | 38 | self.verbose = verbose |
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39 | 39 | self.debugflag = debug |
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40 | 40 | self.interactive = interactive |
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41 | 41 | self.traceback = traceback |
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42 | 42 | self.report_untrusted = report_untrusted |
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43 | 43 | self.trusted_users = {} |
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44 | 44 | self.trusted_groups = {} |
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45 | 45 | # if ucdata is not None, its keys must be a superset of cdata's |
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46 | 46 | self.cdata = util.configparser() |
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47 | 47 | self.ucdata = None |
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48 | 48 | # we always trust global config files |
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49 | 49 | self.check_trusted = False |
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50 | 50 | self.readconfig(util.rcpath()) |
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51 | 51 | self.check_trusted = True |
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52 | 52 | self.updateopts(verbose, debug, quiet, interactive) |
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53 | 53 | else: |
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54 | 54 | # parentui may point to an ui object which is already a child |
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55 | 55 | self.parentui = parentui.parentui or parentui |
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56 | 56 | self.trusted_users = parentui.trusted_users.copy() |
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57 | 57 | self.trusted_groups = parentui.trusted_groups.copy() |
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58 | 58 | self.cdata = dupconfig(self.parentui.cdata) |
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59 | 59 | if self.parentui.ucdata: |
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60 | 60 | self.ucdata = dupconfig(self.parentui.ucdata) |
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61 | 61 | if self.parentui.overlay: |
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62 | 62 | self.overlay = dupconfig(self.parentui.overlay) |
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63 | 63 | |
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64 | 64 | def __getattr__(self, key): |
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65 | 65 | return getattr(self.parentui, key) |
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66 | 66 | |
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67 | 67 | def isatty(self): |
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68 | 68 | if ui._isatty is None: |
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69 | 69 | ui._isatty = sys.stdin.isatty() |
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70 | 70 | return ui._isatty |
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71 | 71 | |
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72 | 72 | def updateopts(self, verbose=False, debug=False, quiet=False, |
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73 | 73 | interactive=True, traceback=False, config=[]): |
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74 | 74 | for section, name, value in config: |
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75 | 75 | self.setconfig(section, name, value) |
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76 | 76 | |
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77 | 77 | if quiet or verbose or debug: |
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78 | 78 | self.setconfig('ui', 'quiet', str(bool(quiet))) |
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79 | 79 | self.setconfig('ui', 'verbose', str(bool(verbose))) |
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80 | 80 | self.setconfig('ui', 'debug', str(bool(debug))) |
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81 | 81 | |
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82 | 82 | self.verbosity_constraints() |
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83 | 83 | |
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84 | 84 | if not interactive: |
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85 | 85 | self.setconfig('ui', 'interactive', 'False') |
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86 | 86 | self.interactive = False |
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87 | 87 | |
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88 | 88 | self.traceback = self.traceback or traceback |
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89 | 89 | |
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90 | 90 | def verbosity_constraints(self): |
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91 | 91 | self.quiet = self.configbool('ui', 'quiet') |
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92 | 92 | self.verbose = self.configbool('ui', 'verbose') |
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93 | 93 | self.debugflag = self.configbool('ui', 'debug') |
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94 | 94 | |
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95 | 95 | if self.debugflag: |
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96 | 96 | self.verbose = True |
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97 | 97 | self.quiet = False |
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98 | 98 | elif self.verbose and self.quiet: |
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99 | 99 | self.quiet = self.verbose = False |
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100 | 100 | |
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101 | 101 | def _is_trusted(self, fp, f, warn=True): |
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102 | 102 | if not self.check_trusted: |
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103 | 103 | return True |
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104 | 104 | st = util.fstat(fp) |
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105 | 105 | if util.isowner(fp, st): |
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106 | 106 | return True |
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107 | 107 | tusers = self.trusted_users |
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108 | 108 | tgroups = self.trusted_groups |
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109 | 109 | if not tusers: |
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110 | 110 | user = util.username() |
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111 | 111 | if user is not None: |
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112 | 112 | self.trusted_users[user] = 1 |
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113 | 113 | self.fixconfig(section='trusted') |
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114 | 114 | if (tusers or tgroups) and '*' not in tusers and '*' not in tgroups: |
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115 | 115 | user = util.username(st.st_uid) |
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116 | 116 | group = util.groupname(st.st_gid) |
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117 | 117 | if user not in tusers and group not in tgroups: |
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118 | 118 | if warn and self.report_untrusted: |
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119 | 119 | self.warn(_('Not trusting file %s from untrusted ' |
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120 | 120 | 'user %s, group %s\n') % (f, user, group)) |
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121 | 121 | return False |
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122 | 122 | return True |
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123 | 123 | |
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124 | 124 | def readconfig(self, fn, root=None): |
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125 | 125 | if isinstance(fn, basestring): |
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126 | 126 | fn = [fn] |
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127 | 127 | for f in fn: |
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128 | 128 | try: |
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129 | 129 | fp = open(f) |
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130 | 130 | except IOError: |
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131 | 131 | continue |
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132 | 132 | cdata = self.cdata |
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133 | 133 | trusted = self._is_trusted(fp, f) |
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134 | 134 | if not trusted: |
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135 | 135 | if self.ucdata is None: |
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136 | 136 | self.ucdata = dupconfig(self.cdata) |
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137 | 137 | cdata = self.ucdata |
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138 | 138 | elif self.ucdata is not None: |
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139 | 139 | # use a separate configparser, so that we don't accidentally |
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140 | 140 | # override ucdata settings later on. |
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141 | 141 | cdata = util.configparser() |
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142 | 142 | |
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143 | 143 | try: |
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144 | 144 | cdata.readfp(fp, f) |
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145 | 145 | except ConfigParser.ParsingError, inst: |
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146 | 146 | msg = _("Failed to parse %s\n%s") % (f, inst) |
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147 | 147 | if trusted: |
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148 | 148 | raise util.Abort(msg) |
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149 | 149 | self.warn(_("Ignored: %s\n") % msg) |
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150 | 150 | |
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151 | 151 | if trusted: |
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152 | 152 | if cdata != self.cdata: |
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153 | 153 | updateconfig(cdata, self.cdata) |
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154 | 154 | if self.ucdata is not None: |
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155 | 155 | updateconfig(cdata, self.ucdata) |
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156 | 156 | # override data from config files with data set with ui.setconfig |
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157 | 157 | if self.overlay: |
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158 | 158 | updateconfig(self.overlay, self.cdata) |
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159 | 159 | if root is None: |
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160 | 160 | root = os.path.expanduser('~') |
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161 | 161 | self.fixconfig(root=root) |
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162 | 162 | |
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163 | 163 | def readsections(self, filename, *sections): |
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164 | 164 | """Read filename and add only the specified sections to the config data |
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165 | 165 | |
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166 | 166 | The settings are added to the trusted config data. |
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167 | 167 | """ |
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168 | 168 | if not sections: |
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169 | 169 | return |
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170 | 170 | |
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171 | 171 | cdata = util.configparser() |
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172 | 172 | try: |
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173 | 173 | try: |
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174 | 174 | fp = open(filename) |
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175 | 175 | except IOError, inst: |
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176 | 176 | raise util.Abort(_("unable to open %s: %s") % |
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177 | 177 | (filename, getattr(inst, "strerror", inst))) |
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178 | 178 | try: |
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179 | 179 | cdata.readfp(fp, filename) |
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180 | 180 | finally: |
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181 | 181 | fp.close() |
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182 | 182 | except ConfigParser.ParsingError, inst: |
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183 | 183 | raise util.Abort(_("failed to parse %s\n%s") % (filename, inst)) |
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184 | 184 | |
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185 | 185 | for section in sections: |
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186 | 186 | if not cdata.has_section(section): |
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187 | 187 | cdata.add_section(section) |
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188 | 188 | |
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189 | 189 | updateconfig(cdata, self.cdata, sections) |
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190 | 190 | if self.ucdata: |
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191 | 191 | updateconfig(cdata, self.ucdata, sections) |
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192 | 192 | |
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193 | 193 | def fixconfig(self, section=None, name=None, value=None, root=None): |
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194 | 194 | # translate paths relative to root (or home) into absolute paths |
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195 | 195 | if section is None or section == 'paths': |
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196 | 196 | if root is None: |
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197 | 197 | root = os.getcwd() |
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198 | 198 | items = section and [(name, value)] or [] |
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199 | 199 | for cdata in self.cdata, self.ucdata, self.overlay: |
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200 | 200 | if not cdata: continue |
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201 | 201 | if not items and cdata.has_section('paths'): |
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202 | 202 | pathsitems = cdata.items('paths') |
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203 | 203 | else: |
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204 | 204 | pathsitems = items |
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205 | 205 | for n, path in pathsitems: |
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206 | 206 | if path and "://" not in path and not os.path.isabs(path): |
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207 | 207 | cdata.set("paths", n, os.path.join(root, path)) |
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208 | 208 | |
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209 | 209 | # update verbosity/interactive/report_untrusted settings |
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210 | 210 | if section is None or section == 'ui': |
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211 | 211 | if name is None or name in ('quiet', 'verbose', 'debug'): |
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212 | 212 | self.verbosity_constraints() |
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213 | 213 | if name is None or name == 'interactive': |
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214 | 214 | interactive = self.configbool("ui", "interactive", None) |
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215 | 215 | if interactive is None and self.interactive: |
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216 | 216 | self.interactive = self.isatty() |
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217 | 217 | else: |
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218 | 218 | self.interactive = interactive |
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219 | 219 | if name is None or name == 'report_untrusted': |
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220 | 220 | self.report_untrusted = ( |
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221 | 221 | self.configbool("ui", "report_untrusted", True)) |
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222 | 222 | |
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223 | 223 | # update trust information |
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224 | 224 | if (section is None or section == 'trusted') and self.trusted_users: |
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225 | 225 | for user in self.configlist('trusted', 'users'): |
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226 | 226 | self.trusted_users[user] = 1 |
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227 | 227 | for group in self.configlist('trusted', 'groups'): |
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228 | 228 | self.trusted_groups[group] = 1 |
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229 | 229 | |
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230 | 230 | def setconfig(self, section, name, value): |
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231 | 231 | if not self.overlay: |
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232 | 232 | self.overlay = util.configparser() |
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233 | 233 | for cdata in (self.overlay, self.cdata, self.ucdata): |
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234 | 234 | if not cdata: continue |
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235 | 235 | if not cdata.has_section(section): |
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236 | 236 | cdata.add_section(section) |
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237 | 237 | cdata.set(section, name, value) |
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238 | 238 | self.fixconfig(section, name, value) |
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239 | 239 | |
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240 | 240 | def _get_cdata(self, untrusted): |
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241 | 241 | if untrusted and self.ucdata: |
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242 | 242 | return self.ucdata |
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243 | 243 | return self.cdata |
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244 | 244 | |
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245 | 245 | def _config(self, section, name, default, funcname, untrusted, abort): |
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246 | 246 | cdata = self._get_cdata(untrusted) |
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247 | 247 | if cdata.has_option(section, name): |
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248 | 248 | try: |
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249 | 249 | func = getattr(cdata, funcname) |
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250 | 250 | return func(section, name) |
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251 | 251 | except (ConfigParser.InterpolationError, ValueError), inst: |
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252 | 252 | msg = _("Error in configuration section [%s] " |
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253 | 253 | "parameter '%s':\n%s") % (section, name, inst) |
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254 | 254 | if abort: |
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255 | 255 | raise util.Abort(msg) |
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256 | 256 | self.warn(_("Ignored: %s\n") % msg) |
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257 | 257 | return default |
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258 | 258 | |
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259 | 259 | def _configcommon(self, section, name, default, funcname, untrusted): |
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260 | 260 | value = self._config(section, name, default, funcname, |
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261 | 261 | untrusted, abort=True) |
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262 | 262 | if self.debugflag and not untrusted and self.ucdata: |
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263 | 263 | uvalue = self._config(section, name, None, funcname, |
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264 | 264 | untrusted=True, abort=False) |
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265 | 265 | if uvalue is not None and uvalue != value: |
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266 | 266 | self.warn(_("Ignoring untrusted configuration option " |
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267 | 267 | "%s.%s = %s\n") % (section, name, uvalue)) |
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268 | 268 | return value |
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269 | 269 | |
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270 | 270 | def config(self, section, name, default=None, untrusted=False): |
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271 | 271 | return self._configcommon(section, name, default, 'get', untrusted) |
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272 | 272 | |
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273 | 273 | def configbool(self, section, name, default=False, untrusted=False): |
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274 | 274 | return self._configcommon(section, name, default, 'getboolean', |
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275 | 275 | untrusted) |
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276 | 276 | |
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277 | 277 | def configlist(self, section, name, default=None, untrusted=False): |
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278 | 278 | """Return a list of comma/space separated strings""" |
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279 | 279 | result = self.config(section, name, untrusted=untrusted) |
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280 | 280 | if result is None: |
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281 | 281 | result = default or [] |
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282 | 282 | if isinstance(result, basestring): |
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283 | 283 | result = result.replace(",", " ").split() |
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284 | 284 | return result |
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285 | 285 | |
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286 | 286 | def has_section(self, section, untrusted=False): |
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287 | 287 | '''tell whether section exists in config.''' |
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288 | 288 | cdata = self._get_cdata(untrusted) |
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289 | 289 | return cdata.has_section(section) |
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290 | 290 | |
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291 | 291 | def _configitems(self, section, untrusted, abort): |
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292 | 292 | items = {} |
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293 | 293 | cdata = self._get_cdata(untrusted) |
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294 | 294 | if cdata.has_section(section): |
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295 | 295 | try: |
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296 | 296 | items.update(dict(cdata.items(section))) |
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297 | 297 | except ConfigParser.InterpolationError, inst: |
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298 | 298 | msg = _("Error in configuration section [%s]:\n" |
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299 | 299 | "%s") % (section, inst) |
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300 | 300 | if abort: |
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301 | 301 | raise util.Abort(msg) |
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302 | 302 | self.warn(_("Ignored: %s\n") % msg) |
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303 | 303 | return items |
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304 | 304 | |
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305 | 305 | def configitems(self, section, untrusted=False): |
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306 | 306 | items = self._configitems(section, untrusted=untrusted, abort=True) |
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307 | 307 | if self.debugflag and not untrusted and self.ucdata: |
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308 | 308 | uitems = self._configitems(section, untrusted=True, abort=False) |
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309 | 309 | keys = uitems.keys() |
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310 | 310 | keys.sort() |
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311 | 311 | for k in keys: |
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312 | 312 | if uitems[k] != items.get(k): |
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313 | 313 | self.warn(_("Ignoring untrusted configuration option " |
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314 | 314 | "%s.%s = %s\n") % (section, k, uitems[k])) |
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315 | 315 | x = items.items() |
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316 | 316 | x.sort() |
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317 | 317 | return x |
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318 | 318 | |
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319 | 319 | def walkconfig(self, untrusted=False): |
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320 | 320 | cdata = self._get_cdata(untrusted) |
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321 | 321 | sections = cdata.sections() |
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322 | 322 | sections.sort() |
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323 | 323 | for section in sections: |
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324 | 324 | for name, value in self.configitems(section, untrusted): |
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325 | 325 | yield section, name, str(value).replace('\n', '\\n') |
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326 | 326 | |
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327 | 327 | def username(self): |
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328 | 328 | """Return default username to be used in commits. |
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329 | 329 | |
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330 | 330 | Searched in this order: $HGUSER, [ui] section of hgrcs, $EMAIL |
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331 | 331 | and stop searching if one of these is set. |
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332 | 332 | If not found, use ($LOGNAME or $USER or $LNAME or |
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333 | 333 | $USERNAME) +"@full.hostname". |
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334 | 334 | """ |
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335 | 335 | user = os.environ.get("HGUSER") |
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336 | 336 | if user is None: |
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337 | 337 | user = self.config("ui", "username") |
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338 | 338 | if user is None: |
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339 | 339 | user = os.environ.get("EMAIL") |
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340 | 340 | if user is None: |
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341 | 341 | try: |
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342 | 342 | user = '%s@%s' % (util.getuser(), socket.getfqdn()) |
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343 | 343 | self.warn(_("No username found, using '%s' instead\n") % user) |
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344 | 344 | except KeyError: |
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345 | 345 | pass |
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346 | 346 | if not user: |
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347 | 347 | raise util.Abort(_("Please specify a username.")) |
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348 | 348 | return user |
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349 | 349 | |
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350 | 350 | def shortuser(self, user): |
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351 | 351 | """Return a short representation of a user name or email address.""" |
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352 | 352 | if not self.verbose: user = util.shortuser(user) |
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353 | 353 | return user |
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354 | 354 | |
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355 | 355 | def expandpath(self, loc, default=None): |
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356 | 356 | """Return repository location relative to cwd or from [paths]""" |
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357 | 357 | if "://" in loc or os.path.isdir(os.path.join(loc, '.hg')): |
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358 | 358 | return loc |
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359 | 359 | |
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360 | 360 | path = self.config("paths", loc) |
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361 | 361 | if not path and default is not None: |
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362 | 362 | path = self.config("paths", default) |
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363 | 363 | return path or loc |
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364 | 364 | |
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365 | 365 | def pushbuffer(self): |
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366 | 366 | self.buffers.append([]) |
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367 | 367 | |
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368 | 368 | def popbuffer(self): |
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369 | 369 | return "".join(self.buffers.pop()) |
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370 | 370 | |
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371 | 371 | def write(self, *args): |
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372 | 372 | if self.buffers: |
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373 | 373 | self.buffers[-1].extend([str(a) for a in args]) |
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374 | 374 | else: |
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375 | 375 | for a in args: |
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376 | 376 | sys.stdout.write(str(a)) |
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377 | 377 | |
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378 | 378 | def write_err(self, *args): |
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379 | 379 | try: |
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380 | 380 | if not sys.stdout.closed: sys.stdout.flush() |
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381 | 381 | for a in args: |
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382 | 382 | sys.stderr.write(str(a)) |
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383 | 383 | # stderr may be buffered under win32 when redirected to files, |
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384 | 384 | # including stdout. |
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385 | 385 | if not sys.stderr.closed: sys.stderr.flush() |
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386 | 386 | except IOError, inst: |
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387 | 387 | if inst.errno != errno.EPIPE: |
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388 | 388 | raise |
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389 | 389 | |
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390 | 390 | def flush(self): |
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391 | 391 | try: sys.stdout.flush() |
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392 | 392 | except: pass |
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393 | 393 | try: sys.stderr.flush() |
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394 | 394 | except: pass |
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395 | 395 | |
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396 | 396 | def _readline(self, prompt=''): |
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397 | 397 | if self.isatty(): |
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398 | 398 | try: |
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399 | 399 | # magically add command line editing support, where |
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400 | 400 | # available |
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401 | 401 | import readline |
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402 | 402 | # force demandimport to really load the module |
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403 | 403 | readline.read_history_file |
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404 | 404 | except ImportError: |
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405 | 405 | pass |
|
406 |
|
|
|
406 | line = raw_input(prompt) | |
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407 | # When stdin is in binary mode on Windows, it can cause | |
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408 | # raw_input() to emit an extra trailing carriage return | |
|
409 | if os.linesep == '\r\n' and line and line[-1] == '\r': | |
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410 | line = line[:-1] | |
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411 | return line | |
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407 | 412 | |
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408 | 413 | def prompt(self, msg, pat=None, default="y", matchflags=0): |
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409 | 414 | if not self.interactive: return default |
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410 | 415 | try: |
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411 | 416 | r = self._readline(msg + ' ') |
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412 | 417 | if not pat or re.match(pat, r, matchflags): |
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413 | 418 | return r |
|
414 | 419 | else: |
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415 | 420 | self.write(_("unrecognized response\n")) |
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416 | 421 | except EOFError: |
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417 | 422 | raise util.Abort(_('response expected')) |
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418 | 423 | |
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419 | 424 | def getpass(self, prompt=None, default=None): |
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420 | 425 | if not self.interactive: return default |
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421 | 426 | return getpass.getpass(prompt or _('password: ')) |
|
422 | 427 | def status(self, *msg): |
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423 | 428 | if not self.quiet: self.write(*msg) |
|
424 | 429 | def warn(self, *msg): |
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425 | 430 | self.write_err(*msg) |
|
426 | 431 | def note(self, *msg): |
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427 | 432 | if self.verbose: self.write(*msg) |
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428 | 433 | def debug(self, *msg): |
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429 | 434 | if self.debugflag: self.write(*msg) |
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430 | 435 | def edit(self, text, user): |
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431 | 436 | (fd, name) = tempfile.mkstemp(prefix="hg-editor-", suffix=".txt", |
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432 | 437 | text=True) |
|
433 | 438 | try: |
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434 | 439 | f = os.fdopen(fd, "w") |
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435 | 440 | f.write(text) |
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436 | 441 | f.close() |
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437 | 442 | |
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438 | 443 | editor = (os.environ.get("HGEDITOR") or |
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439 | 444 | self.config("ui", "editor") or |
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440 | 445 | os.environ.get("EDITOR", "vi")) |
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441 | 446 | |
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442 | 447 | util.system("%s \"%s\"" % (editor, name), |
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443 | 448 | environ={'HGUSER': user}, |
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444 | 449 | onerr=util.Abort, errprefix=_("edit failed")) |
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445 | 450 | |
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446 | 451 | f = open(name) |
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447 | 452 | t = f.read() |
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448 | 453 | f.close() |
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449 | 454 | t = re.sub("(?m)^HG:.*\n", "", t) |
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450 | 455 | finally: |
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451 | 456 | os.unlink(name) |
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452 | 457 | |
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453 | 458 | return t |
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454 | 459 | |
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455 | 460 | def print_exc(self): |
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456 | 461 | '''print exception traceback if traceback printing enabled. |
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457 | 462 | only to call in exception handler. returns true if traceback |
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458 | 463 | printed.''' |
|
459 | 464 | if self.traceback: |
|
460 | 465 | traceback.print_exc() |
|
461 | 466 | return self.traceback |
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