Mercurial > libervia-backend
annotate sat_frontends/jp/common.py @ 3696:52ee22d78e18
plugin XEP-0384: fix encryption for user own devices:
our own jid is added automatically by OMEMO library, but during the generation of the
stanza, our list of jids was used to get the keys (and thus our own jid and devices keys
was missing).
fix 402
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Fri, 22 Oct 2021 18:46:51 +0200 |
| parents | fc24e611c9aa |
| children | 742e466fa000 |
| rev | line source |
|---|---|
| 3137 | 1 #!/usr/bin/env python3 |
| 2 | |
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3 |
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4 # jp: a SàT command line tool |
| 3479 | 5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org) |
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6 |
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7 # This program is free software: you can redistribute it and/or modify |
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8 # it under the terms of the GNU Affero General Public License as published by |
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9 # the Free Software Foundation, either version 3 of the License, or |
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10 # (at your option) any later version. |
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11 |
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12 # This program is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU Affero General Public License for more details. |
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16 |
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17 # You should have received a copy of the GNU Affero General Public License |
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
| 3040 | 20 import json |
| 21 import os | |
| 22 import os.path | |
| 23 import time | |
| 24 import tempfile | |
| 25 import asyncio | |
| 26 import shlex | |
| 3121 | 27 import re |
| 3040 | 28 from pathlib import Path |
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29 from sat_frontends.jp.constants import Const as C |
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30 from sat.core.i18n import _ |
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31 from sat.core import exceptions |
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32 from sat.tools.common import regex |
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33 from sat.tools.common.ansi import ANSI as A |
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34 from sat.tools.common import uri as xmpp_uri |
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35 from sat.tools import config |
| 3028 | 36 from configparser import NoSectionError, NoOptionError |
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37 from collections import namedtuple |
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38 |
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39 # default arguments used for some known editors (editing with metadata) |
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40 VIM_SPLIT_ARGS = "-c 'set nospr|vsplit|wincmd w|next|wincmd w'" |
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41 EMACS_SPLIT_ARGS = '--eval "(split-window-horizontally)"' |
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42 EDITOR_ARGS_MAGIC = { |
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43 "vim": VIM_SPLIT_ARGS + " {content_file} {metadata_file}", |
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44 "nvim": VIM_SPLIT_ARGS + " {content_file} {metadata_file}", |
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45 "gvim": VIM_SPLIT_ARGS + " --nofork {content_file} {metadata_file}", |
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46 "emacs": EMACS_SPLIT_ARGS + " {content_file} {metadata_file}", |
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47 "xemacs": EMACS_SPLIT_ARGS + " {content_file} {metadata_file}", |
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48 "nano": " -F {content_file} {metadata_file}", |
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49 } |
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50 |
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51 SECURE_UNLINK_MAX = 10 |
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52 SECURE_UNLINK_DIR = ".backup" |
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53 METADATA_SUFF = "_metadata.json" |
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54 |
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55 |
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56 def ansi_ljust(s, width): |
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57 """ljust method handling ANSI escape codes""" |
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58 cleaned = regex.ansiRemove(s) |
| 3028 | 59 return s + " " * (width - len(cleaned)) |
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60 |
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61 |
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62 def ansi_center(s, width): |
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63 """ljust method handling ANSI escape codes""" |
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64 cleaned = regex.ansiRemove(s) |
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65 diff = width - len(cleaned) |
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66 half = diff / 2 |
| 3028 | 67 return half * " " + s + (half + diff % 2) * " " |
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68 |
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69 |
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70 def ansi_rjust(s, width): |
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71 """ljust method handling ANSI escape codes""" |
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72 cleaned = regex.ansiRemove(s) |
| 3028 | 73 return " " * (width - len(cleaned)) + s |
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74 |
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75 |
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76 def getTmpDir(sat_conf, cat_dir, sub_dir=None): |
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77 """Return directory used to store temporary files |
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78 |
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79 @param sat_conf(ConfigParser.ConfigParser): instance opened on sat configuration |
| 3040 | 80 @param cat_dir(str): directory of the category (e.g. "blog") |
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81 @param sub_dir(str): sub directory where data need to be put |
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82 profile can be used here, or special directory name |
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83 sub_dir will be escaped to be usable in path (use regex.pathUnescape to find |
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84 initial str) |
| 3040 | 85 @return (Path): path to the dir |
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86 """ |
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87 local_dir = config.getConfig(sat_conf, "", "local_dir", Exception) |
| 3040 | 88 path_elts = [local_dir, cat_dir] |
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89 if sub_dir is not None: |
| 3040 | 90 path_elts.append(regex.pathEscape(sub_dir)) |
| 91 return Path(*path_elts) | |
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92 |
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93 |
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94 def parse_args(host, cmd_line, **format_kw): |
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95 """Parse command arguments |
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96 |
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97 @param cmd_line(unicode): command line as found in sat.conf |
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98 @param format_kw: keywords used for formating |
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99 @return (list(unicode)): list of arguments to pass to subprocess function |
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100 """ |
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101 try: |
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102 # we split the arguments and add the known fields |
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103 # we split arguments first to avoid escaping issues in file names |
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104 return [a.format(**format_kw) for a in shlex.split(cmd_line)] |
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105 except ValueError as e: |
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106 host.disp( |
| 3028 | 107 "Couldn't parse editor cmd [{cmd}]: {reason}".format(cmd=cmd_line, reason=e) |
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108 ) |
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109 return [] |
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110 |
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111 |
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112 class BaseEdit(object): |
| 3028 | 113 """base class for editing commands |
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114 |
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115 This class allows to edit file for PubSub or something else. |
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116 It works with temporary files in SàT local_dir, in a "cat_dir" subdir |
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117 """ |
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118 |
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119 def __init__(self, host, cat_dir, use_metadata=False): |
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120 """ |
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121 @param sat_conf(ConfigParser.ConfigParser): instance opened on sat configuration |
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122 @param cat_dir(unicode): directory to use for drafts |
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123 this will be a sub-directory of SàT's local_dir |
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124 @param use_metadata(bool): True is edition need a second file for metadata |
| 3040 | 125 most of signature change with use_metadata with an additional metadata |
| 126 argument. | |
| 127 This is done to raise error if a command needs metadata but forget the flag, | |
| 128 and vice versa | |
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129 """ |
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130 self.host = host |
| 3040 | 131 self.cat_dir = cat_dir |
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132 self.use_metadata = use_metadata |
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133 |
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134 def secureUnlink(self, path): |
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135 """Unlink given path after keeping it for a while |
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136 |
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137 This method is used to prevent accidental deletion of a draft |
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138 If there are more file in SECURE_UNLINK_DIR than SECURE_UNLINK_MAX, |
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139 older file are deleted |
| 3040 | 140 @param path(Path, str): file to unlink |
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141 """ |
| 3040 | 142 path = Path(path).resolve() |
| 143 if not path.is_file: | |
| 3028 | 144 raise OSError("path must link to a regular file") |
| 3040 | 145 if path.parent != getTmpDir(self.sat_conf, self.cat_dir): |
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146 self.disp( |
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147 f"File {path} is not in SàT temporary hierarchy, we do not remove " f"it", |
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148 2, |
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149 ) |
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150 return |
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151 # we have 2 files per draft with use_metadata, so we double max |
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152 unlink_max = SECURE_UNLINK_MAX * 2 if self.use_metadata else SECURE_UNLINK_MAX |
| 3040 | 153 backup_dir = getTmpDir(self.sat_conf, self.cat_dir, SECURE_UNLINK_DIR) |
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154 if not os.path.exists(backup_dir): |
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155 os.makedirs(backup_dir) |
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156 filename = os.path.basename(path) |
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157 backup_path = os.path.join(backup_dir, filename) |
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158 # we move file to backup dir |
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159 self.host.disp( |
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160 "Backuping file {src} to {dst}".format(src=path, dst=backup_path), |
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161 1, |
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162 ) |
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163 os.rename(path, backup_path) |
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164 # and if we exceeded the limit, we remove older file |
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165 backup_files = [os.path.join(backup_dir, f) for f in os.listdir(backup_dir)] |
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166 if len(backup_files) > unlink_max: |
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167 backup_files.sort(key=lambda path: os.stat(path).st_mtime) |
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168 for path in backup_files[: len(backup_files) - unlink_max]: |
| 3028 | 169 self.host.disp("Purging backup file {}".format(path), 2) |
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170 os.unlink(path) |
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171 |
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172 async def runEditor( |
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173 self, |
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174 editor_args_opt, |
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175 content_file_path, |
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176 content_file_obj, |
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177 meta_file_path=None, |
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178 meta_ori=None, |
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179 ): |
| 3040 | 180 """Run editor to edit content and metadata |
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181 |
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182 @param editor_args_opt(unicode): option in [jp] section in configuration for |
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183 specific args |
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184 @param content_file_path(str): path to the content file |
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185 @param content_file_obj(file): opened file instance |
| 3040 | 186 @param meta_file_path(str, Path, None): metadata file path |
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187 if None metadata will not be used |
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188 @param meta_ori(dict, None): original cotent of metadata |
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189 can't be used if use_metadata is False |
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190 """ |
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191 if not self.use_metadata: |
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192 assert meta_file_path is None |
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193 assert meta_ori is None |
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194 |
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195 # we calculate hashes to check for modifications |
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196 import hashlib |
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197 |
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198 content_file_obj.seek(0) |
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199 tmp_ori_hash = hashlib.sha1(content_file_obj.read()).digest() |
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200 content_file_obj.close() |
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201 |
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202 # we prepare arguments |
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203 editor = config.getConfig(self.sat_conf, C.CONFIG_SECTION, "editor") or os.getenv( |
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204 "EDITOR", "vi" |
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205 ) |
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206 try: |
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207 # is there custom arguments in sat.conf ? |
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208 editor_args = config.getConfig( |
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209 self.sat_conf, C.CONFIG_SECTION, editor_args_opt, Exception |
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210 ) |
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211 except (NoOptionError, NoSectionError): |
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212 # no, we check if we know the editor and have special arguments |
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213 if self.use_metadata: |
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214 editor_args = EDITOR_ARGS_MAGIC.get(os.path.basename(editor), "") |
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215 else: |
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216 editor_args = "" |
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217 parse_kwargs = {"content_file": content_file_path} |
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218 if self.use_metadata: |
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219 parse_kwargs["metadata_file"] = meta_file_path |
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220 args = parse_args(self.host, editor_args, **parse_kwargs) |
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221 if not args: |
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222 args = [content_file_path] |
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223 |
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224 # actual editing |
| 3040 | 225 editor_process = await asyncio.create_subprocess_exec( |
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226 editor, *[str(a) for a in args] |
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227 ) |
| 3040 | 228 editor_exit = await editor_process.wait() |
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229 |
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230 # edition will now be checked, and data will be sent if it was a success |
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231 if editor_exit != 0: |
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232 self.disp( |
| 3040 | 233 f"Editor exited with an error code, so temporary file has not be " |
| 234 f"deleted, and item is not published.\nYou can find temporary file " | |
| 235 f"at {content_file_path}", | |
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236 error=True, |
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237 ) |
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238 else: |
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239 # main content |
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240 try: |
| 3040 | 241 with content_file_path.open("rb") as f: |
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242 content = f.read() |
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243 except (OSError, IOError): |
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244 self.disp( |
| 3040 | 245 f"Can read file at {content_file_path}, have it been deleted?\n" |
| 246 f"Cancelling edition", | |
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247 error=True, |
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248 ) |
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249 self.host.quit(C.EXIT_NOT_FOUND) |
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250 |
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251 # metadata |
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252 if self.use_metadata: |
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253 try: |
| 3040 | 254 with meta_file_path.open("rb") as f: |
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255 metadata = json.load(f) |
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256 except (OSError, IOError): |
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257 self.disp( |
| 3040 | 258 f"Can read file at {meta_file_path}, have it been deleted?\n" |
| 259 f"Cancelling edition", | |
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260 error=True, |
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261 ) |
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262 self.host.quit(C.EXIT_NOT_FOUND) |
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263 except ValueError: |
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264 self.disp( |
| 3040 | 265 f"Can't parse metadata, please check it is correct JSON format. " |
| 266 f"Cancelling edition.\nYou can find tmp file at " | |
| 267 f"{content_file_path} and temporary meta file at " | |
| 268 f"{meta_file_path}.", | |
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269 error=True, |
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270 ) |
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271 self.host.quit(C.EXIT_DATA_ERROR) |
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272 |
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273 if self.use_metadata and not metadata.get("publish", True): |
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274 self.disp( |
| 3040 | 275 f'Publication blocked by "publish" key in metadata, cancelling ' |
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276 f"edition.\n\ntemporary file path:\t{content_file_path}\nmetadata " |
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277 f"file path:\t{meta_file_path}", |
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278 error=True, |
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279 ) |
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280 self.host.quit() |
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281 |
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282 if len(content) == 0: |
| 3028 | 283 self.disp("Content is empty, cancelling the edition") |
| 3040 | 284 if content_file_path.parent != getTmpDir(self.sat_conf, self.cat_dir): |
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285 self.disp( |
| 3028 | 286 "File are not in SàT temporary hierarchy, we do not remove them", |
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287 2, |
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288 ) |
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289 self.host.quit() |
| 3040 | 290 self.disp(f"Deletion of {content_file_path}", 2) |
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291 os.unlink(content_file_path) |
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292 if self.use_metadata: |
| 3040 | 293 self.disp(f"Deletion of {meta_file_path}".format(meta_file_path), 2) |
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294 os.unlink(meta_file_path) |
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295 self.host.quit() |
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296 |
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297 # time to re-check the hash |
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298 elif tmp_ori_hash == hashlib.sha1(content).digest() and ( |
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299 not self.use_metadata or meta_ori == metadata |
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300 ): |
| 3028 | 301 self.disp("The content has not been modified, cancelling the edition") |
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302 self.host.quit() |
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303 |
|
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304 else: |
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305 # we can now send the item |
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306 content = content.decode("utf-8-sig") # we use utf-8-sig to avoid BOM |
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307 try: |
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308 if self.use_metadata: |
| 3040 | 309 await self.publish(content, metadata) |
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310 else: |
| 3040 | 311 await self.publish(content) |
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312 except Exception as e: |
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313 if self.use_metadata: |
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314 self.disp( |
| 3040 | 315 f"Error while sending your item, the temporary files have " |
| 316 f"been kept at {content_file_path} and {meta_file_path}: " | |
| 317 f"{e}", | |
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318 error=True, |
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319 ) |
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320 else: |
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321 self.disp( |
| 3040 | 322 f"Error while sending your item, the temporary file has been " |
| 323 f"kept at {content_file_path}: {e}", | |
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324 error=True, |
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325 ) |
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326 self.host.quit(1) |
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327 |
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328 self.secureUnlink(content_file_path) |
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329 if self.use_metadata: |
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330 self.secureUnlink(meta_file_path) |
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331 |
| 3040 | 332 async def publish(self, content): |
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333 # if metadata is needed, publish will be called with it last argument |
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334 raise NotImplementedError |
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335 |
|
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336 def getTmpFile(self): |
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337 """Create a temporary file |
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338 |
| 3040 | 339 @return (tuple(file, Path)): opened (w+b) file object and file path |
|
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340 """ |
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341 suff = "." + self.getTmpSuff() |
| 3040 | 342 cat_dir_str = self.cat_dir |
| 343 tmp_dir = getTmpDir(self.sat_conf, self.cat_dir, self.profile) | |
| 344 if not tmp_dir.exists(): | |
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345 try: |
| 3040 | 346 tmp_dir.mkdir(parents=True) |
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347 except OSError as e: |
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348 self.disp( |
| 3040 | 349 f"Can't create {tmp_dir} directory: {e}", |
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350 error=True, |
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351 ) |
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352 self.host.quit(1) |
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353 try: |
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354 fd, path = tempfile.mkstemp( |
| 3040 | 355 suffix=suff, |
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356 prefix=time.strftime(cat_dir_str + "_%Y-%m-%d_%H:%M:%S_"), |
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357 dir=tmp_dir, |
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358 text=True, |
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359 ) |
| 3040 | 360 return os.fdopen(fd, "w+b"), Path(path) |
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361 except OSError as e: |
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362 self.disp(f"Can't create temporary file: {e}", error=True) |
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363 self.host.quit(1) |
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364 |
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365 def getCurrentFile(self, profile): |
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366 """Get most recently edited file |
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367 |
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368 @param profile(unicode): profile linked to the draft |
| 3040 | 369 @return(Path): full path of current file |
|
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370 """ |
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371 # we guess the item currently edited by choosing |
|
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372 # the most recent file corresponding to temp file pattern |
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373 # in tmp_dir, excluding metadata files |
| 3040 | 374 tmp_dir = getTmpDir(self.sat_conf, self.cat_dir, profile) |
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375 available = [ |
| 3040 | 376 p |
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377 for p in tmp_dir.glob(f"{self.cat_dir}_*") |
| 3040 | 378 if not p.match(f"*{METADATA_SUFF}") |
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379 ] |
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380 if not available: |
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381 self.disp( |
| 3040 | 382 f"Could not find any content draft in {tmp_dir}", |
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383 error=True, |
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384 ) |
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385 self.host.quit(1) |
| 3040 | 386 return max(available, key=lambda p: p.stat().st_mtime) |
|
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387 |
| 3040 | 388 async def getItemData(self, service, node, item): |
|
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389 """return formatted content, metadata (or not if use_metadata is false), and item id""" |
|
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390 raise NotImplementedError |
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391 |
|
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392 def getTmpSuff(self): |
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393 """return suffix used for content file""" |
| 3028 | 394 return "xml" |
|
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395 |
| 3040 | 396 async def getItemPath(self): |
| 397 """Retrieve item path (i.e. service and node) from item argument | |
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398 |
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399 This method is obviously only useful for edition of PubSub based features |
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400 """ |
| 2532 | 401 service = self.args.service |
| 402 node = self.args.node | |
| 403 item = self.args.item | |
| 404 last_item = self.args.last_item | |
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405 |
| 2532 | 406 if self.args.current: |
| 407 # user wants to continue current draft | |
| 408 content_file_path = self.getCurrentFile(self.profile) | |
| 3028 | 409 self.disp("Continuing edition of current draft", 2) |
| 3040 | 410 content_file_obj = content_file_path.open("r+b") |
| 2532 | 411 # we seek at the end of file in case of an item already exist |
| 412 # this will write content of the existing item at the end of the draft. | |
| 413 # This way no data should be lost. | |
| 414 content_file_obj.seek(0, os.SEEK_END) | |
| 415 elif self.args.draft_path: | |
| 416 # there is an existing draft that we use | |
| 3040 | 417 content_file_path = self.args.draft_path.expanduser() |
| 418 content_file_obj = content_file_path.open("r+b") | |
| 2532 | 419 # we seek at the end for the same reason as above |
| 420 content_file_obj.seek(0, os.SEEK_END) | |
| 421 else: | |
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422 # we need a temporary file |
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423 content_file_obj, content_file_path = self.getTmpFile() |
| 2532 | 424 |
| 425 if item or last_item: | |
| 3028 | 426 self.disp("Editing requested published item", 2) |
| 2532 | 427 try: |
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428 if self.use_metadata: |
| 3040 | 429 content, metadata, item = await self.getItemData(service, node, item) |
| 2532 | 430 else: |
| 3040 | 431 content, item = await self.getItemData(service, node, item) |
| 2532 | 432 except Exception as e: |
| 433 # FIXME: ugly but we have not good may to check errors in bridge | |
| 3028 | 434 if "item-not-found" in str(e): |
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435 # item doesn't exist, we create a new one with requested id |
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436 metadata = None |
| 2532 | 437 if last_item: |
| 3028 | 438 self.disp(_("no item found at all, we create a new one"), 2) |
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439 else: |
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440 self.disp( |
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441 _( |
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442 'item "{item}" not found, we create a new item with' |
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443 "this id" |
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444 ).format(item=item), |
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445 2, |
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446 ) |
| 2532 | 447 content_file_obj.seek(0) |
| 448 else: | |
| 3040 | 449 self.disp(f"Error while retrieving item: {e}") |
| 2532 | 450 self.host.quit(C.EXIT_ERROR) |
| 451 else: | |
| 452 # item exists, we write content | |
| 453 if content_file_obj.tell() != 0: | |
| 454 # we already have a draft, | |
| 455 # we copy item content after it and add an indicator | |
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456 content_file_obj.write("\n*****\n") |
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457 content_file_obj.write(content.encode("utf-8")) |
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458 content_file_obj.seek(0) |
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459 self.disp(_('item "{item}" found, we edit it').format(item=item), 2) |
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460 else: |
| 3028 | 461 self.disp("Editing a new item", 2) |
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462 if self.use_metadata: |
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463 metadata = None |
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464 |
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465 if self.use_metadata: |
| 2532 | 466 return service, node, item, content_file_path, content_file_obj, metadata |
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467 else: |
| 2532 | 468 return service, node, item, content_file_path, content_file_obj |
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469 |
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470 |
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471 class Table(object): |
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472 def __init__(self, host, data, headers=None, filters=None, use_buffer=False): |
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473 """ |
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474 @param data(iterable[list]): table data |
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475 all lines must have the same number of columns |
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476 @param headers(iterable[unicode], None): names/titles of the columns |
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477 if not None, must have same number of columns as data |
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478 @param filters(iterable[(callable, unicode)], None): values filters |
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479 the callable will get 2 arguments: |
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480 - current column value |
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481 - RowData with all columns values |
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482 if may also only use 1 argument, which will then be current col value. |
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483 the callable must return a string |
| 3121 | 484 if it's unicode, it will be used with .format and must countain u'{}' which |
| 485 will be replaced with the string. | |
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486 if not None, must have same number of columns as data |
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487 @param use_buffer(bool): if True, bufferise output instead of printing it directly |
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488 """ |
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489 self.host = host |
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490 self._buffer = [] if use_buffer else None |
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491 # headers are columns names/titles, can be None |
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492 self.headers = headers |
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493 # sizes fof columns without headers, |
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494 # headers may be larger |
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495 self.sizes = [] |
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496 # rows countains one list per row with columns values |
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497 self.rows = [] |
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498 |
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499 size = None |
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500 if headers: |
| 3121 | 501 # we use a namedtuple to make the value easily accessible from filters |
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502 headers_safe = [re.sub(r"[^a-zA-Z_]", "_", h) for h in headers] |
| 3121 | 503 row_cls = namedtuple("RowData", headers_safe) |
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504 else: |
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505 row_cls = tuple |
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506 |
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507 for row_data in data: |
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508 new_row = [] |
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509 row_data_list = list(row_data) |
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510 for idx, value in enumerate(row_data_list): |
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511 if filters is not None and filters[idx] is not None: |
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512 filter_ = filters[idx] |
| 3028 | 513 if isinstance(filter_, str): |
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514 col_value = filter_.format(value) |
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515 else: |
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516 try: |
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517 col_value = filter_(value, row_cls(*row_data_list)) |
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518 except TypeError: |
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519 col_value = filter_(value) |
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520 # we count size without ANSI code as they will change length of the |
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521 # string when it's mostly style/color changes. |
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522 col_size = len(regex.ansiRemove(col_value)) |
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523 else: |
| 3028 | 524 col_value = str(value) |
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525 col_size = len(col_value) |
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526 new_row.append(col_value) |
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527 if size is None: |
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528 self.sizes.append(col_size) |
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529 else: |
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530 self.sizes[idx] = max(self.sizes[idx], col_size) |
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531 if size is None: |
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532 size = len(new_row) |
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533 if headers is not None and len(headers) != size: |
| 3028 | 534 raise exceptions.DataError("headers size is not coherent with rows") |
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535 else: |
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536 if len(new_row) != size: |
| 3028 | 537 raise exceptions.DataError("rows size is not coherent") |
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538 self.rows.append(new_row) |
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539 |
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540 if not data and headers is not None: |
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541 # the table is empty, we print headers at their lenght |
|
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542 self.sizes = [len(h) for h in headers] |
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543 |
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544 @property |
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545 def string(self): |
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546 if self._buffer is None: |
| 3028 | 547 raise exceptions.InternalError("buffer must be used to get a string") |
| 548 return "\n".join(self._buffer) | |
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549 |
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550 @staticmethod |
|
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551 def readDictValues(data, keys, defaults=None): |
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552 if defaults is None: |
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553 defaults = {} |
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554 for key in keys: |
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555 try: |
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556 yield data[key] |
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557 except KeyError as e: |
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558 default = defaults.get(key) |
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559 if default is not None: |
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560 yield default |
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561 else: |
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562 raise e |
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563 |
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564 @classmethod |
| 3121 | 565 def fromListDict( |
|
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566 cls, host, data, keys=None, headers=None, filters=None, defaults=None |
|
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567 ): |
| 3121 | 568 """Create a table from a list of dictionaries |
|
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569 |
| 3121 | 570 each dictionary is a row of the table, keys being columns names. |
| 571 the whole data will be read and kept into memory, to be printed | |
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572 @param data(list[dict[unicode, unicode]]): data to create the table from |
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573 @param keys(iterable[unicode], None): keys to get |
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574 if None, all keys will be used |
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575 @param headers(iterable[unicode], None): name of the columns |
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576 names must be in same order as keys |
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577 @param filters(dict[unicode, (callable,unicode)), None): filter to use on values |
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578 keys correspond to keys to filter, and value is the same as for Table.__init__ |
|
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579 @param defaults(dict[unicode, unicode]): default value to use |
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580 if None, an exception will be raised if not value is found |
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581 """ |
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582 if keys is None and headers is not None: |
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583 # FIXME: keys are not needed with OrderedDict, |
| 3028 | 584 raise exceptions.DataError("You must specify keys order to used headers") |
|
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585 if keys is None: |
| 3028 | 586 keys = list(data[0].keys()) |
|
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587 if headers is None: |
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|
588 headers = keys |
| 3121 | 589 if filters is None: |
| 590 filters = {} | |
|
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591 filters = [filters.get(k) for k in keys] |
|
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592 return cls( |
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593 host, (cls.readDictValues(d, keys, defaults) for d in data), headers, filters |
|
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594 ) |
|
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|
595 |
| 3028 | 596 def _headers(self, head_sep, headers, sizes, alignment="left", style=None): |
|
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|
597 """Render headers |
|
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598 |
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599 @param head_sep(unicode): sequence to use as separator |
|
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600 @param alignment(unicode): how to align, can be left, center or right |
|
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601 @param style(unicode, iterable[unicode], None): ANSI escape sequences to apply |
|
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|
602 @param headers(list[unicode]): headers to show |
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603 @param sizes(list[int]): sizes of columns |
|
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|
604 """ |
|
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|
605 rendered_headers = [] |
| 3028 | 606 if isinstance(style, str): |
|
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|
607 style = [style] |
|
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|
608 for idx, header in enumerate(headers): |
|
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|
609 size = sizes[idx] |
| 3028 | 610 if alignment == "left": |
|
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|
611 rendered = header[:size].ljust(size) |
| 3028 | 612 elif alignment == "center": |
|
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|
613 rendered = header[:size].center(size) |
| 3028 | 614 elif alignment == "right": |
|
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615 rendered = header[:size].rjust(size) |
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616 else: |
| 3028 | 617 raise exceptions.InternalError("bad alignment argument") |
|
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618 if style: |
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619 args = style + [rendered] |
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620 rendered = A.color(*args) |
|
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621 rendered_headers.append(rendered) |
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622 return head_sep.join(rendered_headers) |
|
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|
623 |
|
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624 def _disp(self, data): |
|
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625 """output data (can be either bufferised or printed)""" |
|
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626 if self._buffer is not None: |
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627 self._buffer.append(data) |
|
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628 else: |
|
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|
629 self.host.disp(data) |
|
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|
630 |
|
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|
631 def display( |
|
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|
632 self, |
| 3028 | 633 head_alignment="left", |
| 634 columns_alignment="left", | |
|
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635 head_style=None, |
|
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636 show_header=True, |
|
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637 show_borders=True, |
|
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|
638 hide_cols=None, |
| 3028 | 639 col_sep=" │ ", |
| 640 top_left="┌", | |
| 641 top="─", | |
| 642 top_sep="─┬─", | |
| 643 top_right="┐", | |
| 644 left="│", | |
|
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645 right=None, |
|
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|
646 head_sep=None, |
| 3028 | 647 head_line="┄", |
| 648 head_line_left="├", | |
| 649 head_line_sep="┄┼┄", | |
| 650 head_line_right="┤", | |
| 651 bottom_left="└", | |
|
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652 bottom=None, |
| 3028 | 653 bottom_sep="─┴─", |
| 654 bottom_right="┘", | |
|
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655 ): |
|
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|
656 """Print the table |
|
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|
657 |
|
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658 @param show_header(bool): True if header need no be shown |
|
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659 @param show_borders(bool): True if borders need no be shown |
|
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660 @param hide_cols(None, iterable(unicode)): columns which should not be displayed |
|
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|
661 @param head_alignment(unicode): how to align headers, can be left, center or right |
| 3121 | 662 @param columns_alignment(unicode): how to align columns, can be left, center or |
| 663 right | |
|
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664 @param col_sep(unicode): separator betweens columns |
|
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|
665 @param head_line(unicode): character to use to make line under head |
|
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|
666 @param disp(callable, None): method to use to display the table |
|
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|
667 None to use self.host.disp |
|
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668 """ |
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669 if not self.sizes: |
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670 # the table is empty |
|
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671 return |
|
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672 col_sep_size = len(regex.ansiRemove(col_sep)) |
|
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673 |
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674 # if we have columns to hide, we remove them from headers and size |
|
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675 if not hide_cols: |
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676 headers = self.headers |
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677 sizes = self.sizes |
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678 else: |
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679 headers = list(self.headers) |
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680 sizes = self.sizes[:] |
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681 ignore_idx = [headers.index(to_hide) for to_hide in hide_cols] |
|
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682 for to_hide in hide_cols: |
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683 hide_idx = headers.index(to_hide) |
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684 del headers[hide_idx] |
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685 del sizes[hide_idx] |
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686 |
|
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687 if right is None: |
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688 right = left |
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689 if top_sep is None: |
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690 top_sep = col_sep_size * top |
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691 if head_sep is None: |
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692 head_sep = col_sep |
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693 if bottom is None: |
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694 bottom = top |
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695 if bottom_sep is None: |
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696 bottom_sep = col_sep_size * bottom |
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697 if not show_borders: |
| 3028 | 698 left = right = head_line_left = head_line_right = "" |
|
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699 # top border |
|
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700 if show_borders: |
|
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701 self._disp( |
|
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702 top_left + top_sep.join([top * size for size in sizes]) + top_right |
|
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703 ) |
|
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|
704 |
|
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705 # headers |
| 3121 | 706 if show_header and self.headers is not None: |
|
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|
707 self._disp( |
|
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|
708 left |
|
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|
709 + self._headers(head_sep, headers, sizes, head_alignment, head_style) |
|
2298
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|
710 + right |
|
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711 ) |
|
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|
712 # header line |
|
2345
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|
713 self._disp( |
|
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|
714 head_line_left |
|
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715 + head_line_sep.join([head_line * size for size in sizes]) |
|
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|
716 + head_line_right |
|
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|
717 ) |
|
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|
718 |
|
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|
719 # content |
| 3028 | 720 if columns_alignment == "left": |
|
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721 alignment = lambda idx, s: ansi_ljust(s, sizes[idx]) |
| 3028 | 722 elif columns_alignment == "center": |
|
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|
723 alignment = lambda idx, s: ansi_center(s, sizes[idx]) |
| 3028 | 724 elif columns_alignment == "right": |
|
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725 alignment = lambda idx, s: ansi_rjust(s, sizes[idx]) |
|
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|
726 else: |
| 3028 | 727 raise exceptions.InternalError("bad columns alignment argument") |
|
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|
728 |
|
276e546b7619
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changeset
|
729 for row in self.rows: |
|
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changeset
|
730 if hide_cols: |
|
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|
731 row = [v for idx, v in enumerate(row) if idx not in ignore_idx] |
|
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|
732 self._disp( |
|
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|
733 left |
|
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changeset
|
734 + col_sep.join([alignment(idx, c) for idx, c in enumerate(row)]) |
|
56f94936df1e
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|
735 + right |
|
56f94936df1e
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|
736 ) |
|
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changeset
|
737 |
|
276e546b7619
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|
738 if show_borders: |
|
276e546b7619
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|
739 # bottom border |
|
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|
740 self._disp( |
|
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|
741 bottom_left |
|
2624
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changeset
|
742 + bottom_sep.join([bottom * size for size in sizes]) |
|
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|
743 + bottom_right |
|
2624
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|
744 ) |
|
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|
745 # we return self so string can be used after display (table.display().string) |
|
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|
746 return self |
|
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|
747 |
|
276e546b7619
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changeset
|
748 def display_blank(self, **kwargs): |
|
276e546b7619
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|
749 """Display table without visible borders""" |
| 3028 | 750 kwargs_ = {"col_sep": " ", "head_line_sep": " ", "show_borders": False} |
|
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|
751 kwargs_.update(kwargs) |
|
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|
752 return self.display(**kwargs_) |
|
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2532
diff
changeset
|
753 |
|
b27165bf160c
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changeset
|
754 |
| 3040 | 755 async def fill_well_known_uri(command, path, key, meta_map=None): |
| 756 """Look for URIs in well-known location and fill appropriate args if suitable | |
| 757 | |
| 758 @param command(CommandBase): command instance | |
| 759 args of this instance will be updated with found values | |
| 760 @param path(unicode): absolute path to use as a starting point to look for URIs | |
| 761 @param key(unicode): key to look for | |
| 762 @param meta_map(dict, None): if not None, map metadata to arg name | |
| 763 key is metadata used attribute name | |
| 764 value is name to actually use, or None to ignore | |
| 765 use empty dict to only retrieve URI | |
| 766 possible keys are currently: | |
| 767 - labels | |
| 768 """ | |
| 769 args = command.args | |
| 770 if args.service or args.node: | |
| 771 # we only look for URIs if a service and a node are not already specified | |
| 772 return | |
| 773 | |
| 774 host = command.host | |
|
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changeset
|
775 |
| 3040 | 776 try: |
| 777 uris_data = await host.bridge.URIFind(path, [key]) | |
| 778 except Exception as e: | |
| 779 host.disp(f"can't find {key} URI: {e}", error=True) | |
| 780 host.quit(C.EXIT_BRIDGE_ERRBACK) | |
|
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diff
changeset
|
781 |
| 3040 | 782 try: |
| 783 uri_data = uris_data[key] | |
| 784 except KeyError: | |
| 785 host.disp( | |
|
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|
786 _( |
|
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changeset
|
787 "No {key} URI specified for this project, please specify service and " |
|
04283582966f
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|
788 "node" |
|
04283582966f
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Goffi <goffi@goffi.org>
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changeset
|
789 ).format(key=key), |
| 3040 | 790 error=True, |
| 791 ) | |
| 792 host.quit(C.EXIT_NOT_FOUND) | |
|
2558
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changeset
|
793 |
| 3040 | 794 uri = uri_data["uri"] |
| 795 | |
| 796 # set extra metadata if they are specified | |
|
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|
797 for data_key in ["labels"]: |
| 3040 | 798 new_values_json = uri_data.get(data_key) |
|
2558
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changeset
|
799 if uri_data is not None: |
| 3040 | 800 if meta_map is None: |
| 801 dest = data_key | |
|
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changeset
|
802 else: |
| 3040 | 803 dest = meta_map.get(data_key) |
|
2558
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changeset
|
804 if dest is None: |
| 3040 | 805 continue |
|
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changeset
|
806 |
|
501b0f827f63
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changeset
|
807 try: |
| 3040 | 808 values = getattr(args, data_key) |
|
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|
809 except AttributeError: |
|
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|
810 raise exceptions.InternalError(f"there is no {data_key!r} arguments") |
|
2558
501b0f827f63
jp (merge-request,common): fixed URIFinder when metadata are not needed:
Goffi <goffi@goffi.org>
parents:
2554
diff
changeset
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811 else: |
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501b0f827f63
jp (merge-request,common): fixed URIFinder when metadata are not needed:
Goffi <goffi@goffi.org>
parents:
2554
diff
changeset
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812 if values is None: |
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501b0f827f63
jp (merge-request,common): fixed URIFinder when metadata are not needed:
Goffi <goffi@goffi.org>
parents:
2554
diff
changeset
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813 values = [] |
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501b0f827f63
jp (merge-request,common): fixed URIFinder when metadata are not needed:
Goffi <goffi@goffi.org>
parents:
2554
diff
changeset
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814 values.extend(json.loads(new_values_json)) |
| 3040 | 815 setattr(args, dest, values) |
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jp (merge-request,common): fixed URIFinder when metadata are not needed:
Goffi <goffi@goffi.org>
parents:
2554
diff
changeset
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816 |
| 3040 | 817 parsed_uri = xmpp_uri.parseXMPPUri(uri) |
| 818 try: | |
| 819 args.service = parsed_uri["path"] | |
| 820 args.node = parsed_uri["node"] | |
| 821 except KeyError: | |
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3568
04283582966f
core, frontends: fix invalid translatable strings.
Goffi <goffi@goffi.org>
parents:
3479
diff
changeset
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822 host.disp(_("Invalid URI found: {uri}").format(uri=uri), error=True) |
| 3040 | 823 host.quit(C.EXIT_DATA_ERROR) |