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annotate mercurial/configuration/command.py @ 52425:3e79ca017157

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config: gather constant and type into the `__init__.py` This will help using them in multiple files.
author Pierre-Yves David <pierre-yves.david@octobus.net>
date Wed, 23 Oct 2024 00:43:17 +0200
parents 04c3fb885fb6
children 22129ce9f86d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # Gather code related to command dealing with configuration.
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2
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3 from __future__ import annotations
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4
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5 import os
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6
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7 from typing import Any, Collection, Dict, Optional
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8
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9 from ..i18n import _
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10
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11 from .. import (
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12 cmdutil,
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13 error,
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14 formatter,
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15 pycompat,
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16 requirements,
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17 ui as uimod,
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18 util,
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19 vfs as vfsmod,
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20 )
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21
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22 from . import (
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23 ConfigLevelT,
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24 EDIT_LEVELS,
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25 LEVEL_GLOBAL,
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26 LEVEL_LOCAL,
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27 LEVEL_NON_SHARED,
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28 LEVEL_SHARED,
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29 LEVEL_USER,
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30 rcutil,
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31 )
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32
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33 EDIT_FLAG = 'edit'
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34
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35
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36 def find_edit_level(
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37 ui: uimod.ui,
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38 repo,
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39 opts: Dict[str, Any],
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40 ) -> Optional[ConfigLevelT]:
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41 """return the level we should edit, if any.
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42
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43 Parse the command option to detect when an edit is requested, and if so the
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44 configuration level we should edit.
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45 """
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46 if opts.get(EDIT_FLAG) or any(opts.get(o) for o in EDIT_LEVELS):
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47 cmdutil.check_at_most_one_arg(opts, *EDIT_LEVELS)
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48 for level in EDIT_LEVELS:
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49 if opts.get(level):
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50 return level
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51 return EDIT_LEVELS[0]
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52 return None
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53
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54
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55 def edit_config(ui: uimod.ui, repo, level: ConfigLevelT) -> None:
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56 """let the user edit configuration file for the given level"""
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57
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58 if level == LEVEL_USER:
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59 paths = rcutil.userrcpath()
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60 elif level == LEVEL_GLOBAL:
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61 paths = rcutil.systemrcpath()
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62 elif level == LEVEL_LOCAL:
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63 if not repo:
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64 raise error.InputError(_(b"can't use --local outside a repository"))
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65 paths = [repo.vfs.join(b'hgrc')]
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66 elif level == LEVEL_NON_SHARED:
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67 paths = [repo.vfs.join(b'hgrc-not-shared')]
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68 elif level == LEVEL_SHARED:
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69 if not repo.shared():
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70 raise error.InputError(
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71 _(b"repository is not shared; can't use --shared")
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72 )
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73 if requirements.SHARESAFE_REQUIREMENT not in repo.requirements:
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74 raise error.InputError(
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75 _(
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76 b"share safe feature not enabled; "
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77 b"unable to edit shared source repository config"
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78 )
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79 )
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80 paths = [vfsmod.vfs(repo.sharedpath).join(b'hgrc')]
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81 else:
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82 msg = 'unknown config level: %s' % level
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83 raise error.ProgrammingError(msg)
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84
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85 for f in paths:
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86 if os.path.exists(f):
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87 break
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88 else:
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89 if LEVEL_GLOBAL:
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90 samplehgrc = uimod.samplehgrcs[b'global']
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91 elif LEVEL_LOCAL:
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92 samplehgrc = uimod.samplehgrcs[b'local']
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93 else:
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94 samplehgrc = uimod.samplehgrcs[b'user']
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95
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96 f = paths[0]
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97 util.writefile(f, util.tonativeeol(samplehgrc))
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98
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99 editor = ui.geteditor()
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100 ui.system(
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101 b"%s \"%s\"" % (editor, f),
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102 onerr=error.InputError,
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103 errprefix=_(b"edit failed"),
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104 blockedtag=b'config_edit',
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105 )
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106
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107
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108 def show_component(ui: uimod.ui, repo) -> None:
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109 """show the component used to build the config
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110
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111 XXX this skip over various source and ignore the repository config, so it
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112 XXX is probably useless old code.
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113 """
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114 for t, f in rcutil.rccomponents():
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115 if t == b'path':
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116 ui.debug(b'read config from: %s\n' % f)
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117 elif t == b'resource':
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118 ui.debug(b'read config from: resource:%s.%s\n' % (f[0], f[1]))
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119 elif t == b'items':
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120 # Don't print anything for 'items'.
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121 pass
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122 else:
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123 raise error.ProgrammingError(b'unknown rctype: %s' % t)
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124
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125
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126 def show_config(
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127 ui: uimod.ui,
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128 repo,
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129 value_filters: Collection[bytes],
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130 formatter_options: dict,
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131 untrusted: bool = False,
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132 all_known: bool = False,
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133 show_source: bool = False,
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134 ) -> bool:
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135 """Display config value to the user
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136
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137 The display is done using a dedicated `formatter` object.
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138
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139
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140 :value_filters:
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141 if non-empty filter the display value according to these filters. If
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142 the filter does not match any value, the function return False. True
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143 otherwise.
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144
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145 :formatter_option:
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146 options passed to the formatter
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147
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148 :untrusted:
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149 When set, use untrusted value instead of ignoring them
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150
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151 :all_known:
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152 Display all known config item, not just the one with an explicit value.
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153
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154 :show_source:
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155 Show where each value has been defined.
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156 """
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157 fm = ui.formatter(b'config', formatter_options)
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158 selsections = selentries = []
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159 filtered = False
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160 if value_filters:
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161 selsections = [v for v in value_filters if b'.' not in v]
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162 selentries = [v for v in value_filters if b'.' in v]
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163 filtered = True
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164 uniquesel = len(selentries) == 1 and not selsections
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165 selsections = set(selsections)
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166 selentries = set(selentries)
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167
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168 matched = False
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169 entries = ui.walkconfig(untrusted=untrusted, all_known=all_known)
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170 for section, name, value in entries:
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171 source = ui.configsource(section, name, untrusted)
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172 value = pycompat.bytestr(value)
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173 defaultvalue = ui.configdefault(section, name)
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174 if fm.isplain():
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175 source = source or b'none'
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176 value = value.replace(b'\n', b'\\n')
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177 entryname = section + b'.' + name
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178 if filtered and not (section in selsections or entryname in selentries):
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179 continue
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180 fm.startitem()
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181 fm.condwrite(show_source, b'source', b'%s: ', source)
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182 if uniquesel:
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183 fm.data(name=entryname)
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184 fm.write(b'value', b'%s\n', value)
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185 else:
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186 fm.write(b'name value', b'%s=%s\n', entryname, value)
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187 if formatter.isprintable(defaultvalue):
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188 fm.data(defaultvalue=defaultvalue)
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189 elif isinstance(defaultvalue, list) and all(
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190 formatter.isprintable(e) for e in defaultvalue
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191 ):
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192 fm.data(defaultvalue=fm.formatlist(defaultvalue, name=b'value'))
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193 # TODO: no idea how to process unsupported defaultvalue types
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194 matched = True
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195 fm.end()
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196 return matched