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annotate sat/plugins/plugin_misc_upload.py @ 3976:db45d49518f6

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plugin XEP-0384: log `import_error` when import is failing
author Goffi <goffi@goffi.org>
date Thu, 10 Nov 2022 15:16:43 +0100
parents 0ff265725489
children 524856bd7b19
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #!/usr/bin/env python3
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2
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3 # SAT plugin for uploading files
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4 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19 import os
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20 import os.path
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21 from pathlib import Path
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22 from typing import Optional, Tuple, Union
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23
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24 from twisted.internet import defer
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25 from twisted.words.protocols.jabber import jid
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26 from twisted.words.protocols.jabber import error as jabber_error
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27
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28 from sat.core import exceptions
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29 from sat.core.constants import Const as C
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30 from sat.core.core_types import SatXMPPEntity
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31 from sat.core.i18n import D_, _
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32 from sat.core.log import getLogger
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33 from sat.tools import xml_tools
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34 from sat.tools.common import data_format
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35
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36 log = getLogger(__name__)
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37
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38
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39 PLUGIN_INFO = {
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40 C.PI_NAME: "File Upload",
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41 C.PI_IMPORT_NAME: "UPLOAD",
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42 C.PI_TYPE: C.PLUG_TYPE_MISC,
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43 C.PI_MODES: C.PLUG_MODE_BOTH,
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44 C.PI_MAIN: "UploadPlugin",
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45 C.PI_HANDLER: "no",
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46 C.PI_DESCRIPTION: _("""File upload management"""),
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47 }
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48
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49
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50 UPLOADING = D_("Please select a file to upload")
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51 UPLOADING_TITLE = D_("File upload")
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52
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53
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54 class UploadPlugin(object):
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55 # TODO: plugin unload
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56
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57 def __init__(self, host):
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58 log.info(_("plugin Upload initialization"))
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59 self.host = host
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60 host.bridge.addMethod(
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61 "fileUpload",
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62 ".plugin",
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63 in_sign="sssss",
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64 out_sign="a{ss}",
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65 method=self._fileUpload,
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66 async_=True,
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67 )
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68 self._upload_callbacks = []
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69
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70 def _fileUpload(
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71 self, filepath, filename, upload_jid_s="", options='', profile=C.PROF_KEY_NONE
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72 ):
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73 client = self.host.getClient(profile)
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74 upload_jid = jid.JID(upload_jid_s) if upload_jid_s else None
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75 options = data_format.deserialise(options)
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76
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77 return defer.ensureDeferred(self.fileUpload(
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78 client, filepath, filename or None, upload_jid, options
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79 ))
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80
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81 async def fileUpload(self, client, filepath, filename, upload_jid, options):
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82 """Send a file using best available method
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83
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84 parameters are the same as for [upload]
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85 @return (dict): action dictionary, with progress id in case of success, else xmlui
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86 message
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87 """
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88 try:
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89 progress_id, __ = await self.upload(
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90 client, filepath, filename, upload_jid, options)
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91 except Exception as e:
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92 if (isinstance(e, jabber_error.StanzaError)
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93 and e.condition == 'not-acceptable'):
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94 reason = e.text
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95 else:
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96 reason = str(e)
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97 msg = D_("Can't upload file: {reason}").format(reason=reason)
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98 log.warning(msg)
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99 return {
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100 "xmlui": xml_tools.note(
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101 msg, D_("Can't upload file"), C.XMLUI_DATA_LVL_WARNING
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102 ).toXml()
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103 }
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104 else:
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105 return {"progress": progress_id}
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106
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107 async def upload(
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108 self,
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109 client: SatXMPPEntity,
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110 filepath: Union[Path, str],
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111 filename: Optional[str] = None,
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112 upload_jid: Optional[jid.JID] = None,
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113 extra: Optional[dict]=None
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114 ) -> Tuple[str, defer.Deferred]:
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115 """Send a file using best available method
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116
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117 @param filepath: absolute path to the file
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118 @param filename: name to use for the upload
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119 None to use basename of the path
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120 @param upload_jid: upload capable entity jid,
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121 or None to use autodetected, if possible
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122 @param extra: extra data/options to use for the upload, may be:
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123 - ignore_tls_errors(bool): True to ignore SSL/TLS certificate verification
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124 used only if HTTPS transport is needed
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125 - progress_id(str): id to use for progression
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126 if not specified, one will be generated
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127 @param profile: %(doc_profile)s
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128 @return: progress_id and a Deferred which fire download URL when upload is
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129 finished
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130 """
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131 if extra is None:
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132 extra = {}
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133 if not os.path.isfile(filepath):
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134 raise exceptions.DataError("The given path doesn't link to a file")
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135 for method_name, available_cb, upload_cb, priority in self._upload_callbacks:
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136 if upload_jid is None:
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137 try:
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138 upload_jid = await available_cb(client, upload_jid)
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139 except exceptions.NotFound:
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140 continue # no entity managing this extension found
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141
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142 log.info(
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143 "{name} method will be used to upload the file".format(name=method_name)
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144 )
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145 progress_id, download_d = await upload_cb(
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146 client, filepath, filename, upload_jid, extra
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147 )
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148 return progress_id, download_d
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149
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150 raise exceptions.NotFound("Can't find any method to upload a file")
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151
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152 def register(self, method_name, available_cb, upload_cb, priority=0):
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153 """Register a fileUploading method
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154
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155 @param method_name(unicode): short name for the method, must be unique
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156 @param available_cb(callable): method to call to check if this method is usable
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157 the callback must take two arguments: upload_jid (can be None) and profile
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158 the callback must return the first entity found (being upload_jid or one of its
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159 components)
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160 exceptions.NotFound must be raised if no entity has been found
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161 @param upload_cb(callable): method to upload a file
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162 must have the same signature as [fileUpload]
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163 must return a tuple with progress_id and a Deferred which fire download URL
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164 when upload is finished
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165 @param priority(int): pririoty of this method, the higher available will be used
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166 """
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167 assert method_name
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168 for data in self._upload_callbacks:
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169 if method_name == data[0]:
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170 raise exceptions.ConflictError(
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171 "A method with this name is already registered"
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172 )
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173 self._upload_callbacks.append((method_name, available_cb, upload_cb, priority))
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174 self._upload_callbacks.sort(key=lambda data: data[3], reverse=True)
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175
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176 def unregister(self, method_name):
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177 for idx, data in enumerate(self._upload_callbacks):
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178 if data[0] == method_name:
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179 del [idx]
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180 return
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181 raise exceptions.NotFound("The name to unregister doesn't exist")