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annotate sat/plugins/plugin_misc_file.py @ 3101:ab7e8ade848a

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plugin XEP-0045: added room statuses to metadata: room statuses are now sent with other metadata on bridge signals, and saved in Room instance. They give useful data on the room, for instance they can be used to know if a full jid is used in this room.
author Goffi <goffi@goffi.org>
date Mon, 30 Dec 2019 20:44:02 +0100
parents d1464548055a
children 9d0df638c8b4
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1 #!/usr/bin/env python3
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2 # -*- coding: utf-8 -*-
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3
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4 # SAT plugin for file tansfer
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5 # Copyright (C) 2009-2019 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
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20 from sat.core.i18n import _, D_
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21 from sat.core.constants import Const as C
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22 from sat.core.log import getLogger
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23
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24 log = getLogger(__name__)
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25 from sat.core import exceptions
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26 from sat.tools import xml_tools
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27 from sat.tools import stream
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28 from twisted.internet import defer
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29 from twisted.words.protocols.jabber import jid
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30 import os
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31 import os.path
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32
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33
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34 PLUGIN_INFO = {
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35 C.PI_NAME: "File Tansfer",
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36 C.PI_IMPORT_NAME: "FILE",
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37 C.PI_TYPE: C.PLUG_TYPE_MISC,
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38 C.PI_MODES: C.PLUG_MODE_BOTH,
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39 C.PI_MAIN: "FilePlugin",
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40 C.PI_HANDLER: "no",
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41 C.PI_DESCRIPTION: _(
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42 """File Tansfer Management:
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43 This plugin manage the various ways of sending a file, and choose the best one."""
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44 ),
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45 }
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46
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47
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48 SENDING = D_("Please select a file to send to {peer}")
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49 SENDING_TITLE = D_("File sending")
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50 CONFIRM = D_(
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51 '{peer} wants to send the file "{name}" to you:\n{desc}\n\nThe file has a size of {size_human}\n\nDo you accept ?'
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52 )
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53 CONFIRM_TITLE = D_("Confirm file transfer")
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54 CONFIRM_OVERWRITE = D_("File {} already exists, are you sure you want to overwrite ?")
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55 CONFIRM_OVERWRITE_TITLE = D_("File exists")
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56 SECURITY_LIMIT = 30
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57
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58 PROGRESS_ID_KEY = "progress_id"
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59
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60
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61 class FilePlugin(object):
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62 File = stream.SatFile
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63
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64 def __init__(self, host):
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65 log.info(_("plugin File initialization"))
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66 self.host = host
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67 host.bridge.addMethod(
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68 "fileSend",
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69 ".plugin",
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70 in_sign="ssssa{ss}s",
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71 out_sign="a{ss}",
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72 method=self._fileSend,
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73 async_=True,
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74 )
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75 self._file_callbacks = []
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76 host.importMenu(
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77 (D_("Action"), D_("send file")),
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78 self._fileSendMenu,
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79 security_limit=10,
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80 help_string=D_("Send a file"),
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81 type_=C.MENU_SINGLE,
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82 )
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83
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84 def _fileSend(self, peer_jid_s, filepath, name="", file_desc="", extra=None,
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85 profile=C.PROF_KEY_NONE):
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86 client = self.host.getClient(profile)
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87 return self.fileSend(
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88 client, jid.JID(peer_jid_s), filepath, name or None, file_desc or None, extra
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89 )
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91 @defer.inlineCallbacks
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92 def fileSend(
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93 self, client, peer_jid, filepath, filename=None, file_desc=None, extra=None
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94 ):
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95 """Send a file using best available method
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97 @param peer_jid(jid.JID): jid of the destinee
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98 @param filepath(str): absolute path to the file
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99 @param filename(unicode, None): name to use, or None to find it from filepath
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100 @param file_desc(unicode, None): description of the file
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101 @param profile: %(doc_profile)s
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102 @return (dict): action dictionary, with progress id in case of success, else xmlui message
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103 """
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104 if not os.path.isfile(filepath):
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105 raise exceptions.DataError("The given path doesn't link to a file")
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106 if not filename:
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107 filename = os.path.basename(filepath) or "_"
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108 for namespace, callback, priority, method_name in self._file_callbacks:
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109 has_feature = yield self.host.hasFeature(client, namespace, peer_jid)
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110 if has_feature:
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111 log.info(
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112 "{name} method will be used to send the file".format(
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113 name=method_name
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114 )
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115 )
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116 progress_id = yield callback(
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117 client, peer_jid, filepath, filename, file_desc, extra
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118 )
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119 defer.returnValue({"progress": progress_id})
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120 msg = "Can't find any method to send file to {jid}".format(jid=peer_jid.full())
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121 log.warning(msg)
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122 defer.returnValue(
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123 {
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124 "xmlui": xml_tools.note(
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125 "Can't transfer file", msg, C.XMLUI_DATA_LVL_WARNING
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126 ).toXml()
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127 }
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128 )
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129
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130 def _onFileChoosed(self, client, peer_jid, data):
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131 cancelled = C.bool(data.get("cancelled", C.BOOL_FALSE))
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132 if cancelled:
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133 return
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134 path = data["path"]
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135 return self.fileSend(client, peer_jid, path)
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136
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Goffi <goffi@goffi.org>
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137 def _fileSendMenu(self, data, profile):
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Goffi <goffi@goffi.org>
parents: 1626
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138 """ XMLUI activated by menu: return file sending UI
591e04f0103c plugin file: added "Action/send" file menu
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139
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140 @param profile: %(doc_profile)s
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141 """
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142 try:
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143 jid_ = jid.JID(data["jid"])
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144 except RuntimeError:
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145 raise exceptions.DataError(_("Invalid JID"))
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146
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147 file_choosed_id = self.host.registerCallback(
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148 lambda data, profile: self._onFileChoosed(
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149 self.host.getClient(profile), jid_, data
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150 ),
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151 with_data=True,
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152 one_shot=True,
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153 )
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154 xml_ui = xml_tools.XMLUI(
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Goffi <goffi@goffi.org>
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155 C.XMLUI_DIALOG,
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156 dialog_opt={
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157 C.XMLUI_DATA_TYPE: C.XMLUI_DIALOG_FILE,
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158 C.XMLUI_DATA_MESS: _(SENDING).format(peer=jid_.full()),
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159 },
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parents: 2562
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160 title=_(SENDING_TITLE),
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161 submit_id=file_choosed_id,
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162 )
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163
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164 return {"xmlui": xml_ui.toXml()}
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165
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166 def register(self, namespace, callback, priority=0, method_name=None):
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
Goffi <goffi@goffi.org>
parents: 1575
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167 """Register a fileSending method
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168
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169 @param namespace(unicode): XEP namespace
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
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170 @param callback(callable): method to call (must have the same signature as [fileSend])
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171 @param priority(int): pririoty of this method, the higher available will be used
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Goffi <goffi@goffi.org>
parents: 1575
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172 @param method_name(unicode): short name for the method, namespace will be used if None
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Goffi <goffi@goffi.org>
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173 """
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
Goffi <goffi@goffi.org>
parents: 1575
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174 for data in self._file_callbacks:
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
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175 if namespace == data[0]:
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176 raise exceptions.ConflictError(
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177 "A method with this namespace is already registered"
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178 )
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179 self._file_callbacks.append(
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180 (namespace, callback, priority, method_name or namespace)
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181 )
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182 self._file_callbacks.sort(key=lambda data: data[2], reverse=True)
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
Goffi <goffi@goffi.org>
parents: 1575
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183
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Goffi <goffi@goffi.org>
parents: 1575
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184 def unregister(self, namespace):
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
Goffi <goffi@goffi.org>
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185 for idx, data in enumerate(self._file_callbacks):
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
Goffi <goffi@goffi.org>
parents: 1575
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186 if data[0] == namespace:
846a39900fa6 plugins XEP-0096, XEP-0260, file: sendFile method is managed by file plugin, which choose the best available method + progress_id fix
Goffi <goffi@goffi.org>
parents: 1575
diff changeset
187 del [idx]
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Goffi <goffi@goffi.org>
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diff changeset
188 return
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189 raise exceptions.NotFound("The namespace to unregister doesn't exist")
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parents:
diff changeset
190
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191 # Dialogs with user
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192 # the overwrite check is done here
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193
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194 def openFileWrite(self, client, file_path, transfer_data, file_data, stream_object):
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195 """create SatFile or FileStremaObject for the requested file and fill suitable data
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196 """
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197 if stream_object:
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198 assert "stream_object" not in transfer_data
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199 transfer_data["stream_object"] = stream.FileStreamObject(
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200 self.host,
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201 client,
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202 file_path,
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203 mode="wb",
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204 uid=file_data[PROGRESS_ID_KEY],
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205 size=file_data["size"],
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206 data_cb=file_data.get("data_cb"),
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207 )
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208 else:
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209 assert "file_obj" not in transfer_data
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210 transfer_data["file_obj"] = stream.SatFile(
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211 self.host,
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212 client,
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213 file_path,
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214 mode="wb",
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215 uid=file_data[PROGRESS_ID_KEY],
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216 size=file_data["size"],
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217 data_cb=file_data.get("data_cb"),
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218 )
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219
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220 def _gotConfirmation(
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221 self, data, client, peer_jid, transfer_data, file_data, stream_object
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222 ):
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223 """Called when the permission and dest path have been received
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224
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225 @param peer_jid(jid.JID): jid of the file sender
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226 @param transfer_data(dict): same as for [self.getDestDir]
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227 @param file_data(dict): same as for [self.getDestDir]
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228 @param stream_object(bool): same as for [self.getDestDir]
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229 return (bool): True if copy is wanted and OK
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230 False if user wants to cancel
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diff changeset
231 if file exists ask confirmation and call again self._getDestDir if needed
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232 """
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233 if data.get("cancelled", False):
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234 return False
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235 path = data["path"]
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236 file_data["file_path"] = file_path = os.path.join(path, file_data["name"])
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237 log.debug("destination file path set to {}".format(file_path))
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238
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diff changeset
239 # we manage case where file already exists
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diff changeset
240 if os.path.exists(file_path):
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241
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diff changeset
242 def check_overwrite(overwrite):
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diff changeset
243 if overwrite:
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244 self.openFileWrite(
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245 client, file_path, transfer_data, file_data, stream_object
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246 )
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247 return True
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248 else:
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249 return self.getDestDir(client, peer_jid, transfer_data, file_data)
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250
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diff changeset
251 exists_d = xml_tools.deferConfirm(
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diff changeset
252 self.host,
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diff changeset
253 _(CONFIRM_OVERWRITE).format(file_path),
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diff changeset
254 _(CONFIRM_OVERWRITE_TITLE),
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diff changeset
255 action_extra={
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256 "meta_from_jid": peer_jid.full(),
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257 "meta_type": C.META_TYPE_OVERWRITE,
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258 "meta_progress_id": file_data[PROGRESS_ID_KEY],
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259 },
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260 security_limit=SECURITY_LIMIT,
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261 profile=client.profile,
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262 )
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263 exists_d.addCallback(check_overwrite)
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264 return exists_d
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265
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266 self.openFileWrite(client, file_path, transfer_data, file_data, stream_object)
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267 return True
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268
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269 def getDestDir(self, client, peer_jid, transfer_data, file_data, stream_object=False):
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270 """Request confirmation and destination dir to user
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271
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272 Overwrite confirmation is managed.
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273 if transfer is confirmed, 'file_obj' is added to transfer_data
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274 @param peer_jid(jid.JID): jid of the file sender
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275 @param filename(unicode): name of the file
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276 @param transfer_data(dict): data of the transfer session,
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277 it will be only used to store the file_obj.
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278 "file_obj" (or "stream_object") key *MUST NOT* exist before using getDestDir
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279 @param file_data(dict): information about the file to be transfered
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280 It MUST contain the following keys:
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281 - peer_jid (jid.JID): other peer jid
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282 - name (unicode): name of the file to trasnsfer
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283 the name must not be empty or contain a "/" character
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284 - size (int): size of the file
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285 - desc (unicode): description of the file
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286 - progress_id (unicode): id to use for progression
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287 It *MUST NOT* contain the "peer" key
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288 It may contain:
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289 - data_cb (callable): method called on each data read/write
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290 "file_path" will be added to this dict once destination selected
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291 "size_human" will also be added with human readable file size
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292 @param stream_object(bool): if True, a stream_object will be used instead of file_obj
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293 a stream.FileStreamObject will be used
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294 return (defer.Deferred): True if transfer is accepted
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295 """
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296 cont, ret_value = self.host.trigger.returnPoint(
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297 "FILE_getDestDir", client, peer_jid, transfer_data, file_data, stream_object
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298 )
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299 if not cont:
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300 return ret_value
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301 filename = file_data["name"]
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302 assert filename and not "/" in filename
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303 assert PROGRESS_ID_KEY in file_data
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304 # human readable size
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305 file_data["size_human"] = "{:.6n} Mio".format(
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306 float(file_data["size"]) / (1024 ** 2)
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307 )
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308 d = xml_tools.deferDialog(
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309 self.host,
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310 _(CONFIRM).format(peer=peer_jid.full(), **file_data),
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311 _(CONFIRM_TITLE),
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312 type_=C.XMLUI_DIALOG_FILE,
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313 options={C.XMLUI_DATA_FILETYPE: C.XMLUI_DATA_FILETYPE_DIR},
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314 action_extra={
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315 "meta_from_jid": peer_jid.full(),
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316 "meta_type": C.META_TYPE_FILE,
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317 "meta_progress_id": file_data[PROGRESS_ID_KEY],
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318 },
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319 security_limit=SECURITY_LIMIT,
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320 profile=client.profile,
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321 )
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322 d.addCallback(
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323 self._gotConfirmation,
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324 client,
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325 peer_jid,
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326 transfer_data,
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327 file_data,
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328 stream_object,
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329 )
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330 return d