Mercurial > libervia-backend
view sat/plugins/plugin_exp_lang_detect.py @ 3118:02492db1ce39
quick frontend (app): call `getReady` once connected to bridge:
namespaces and encryption plugins are only retrieved once backend is ready, else they may
not yet be available (can happen notably when the backend is start at the same time as the
frontend, e.g. on Android).
author | Goffi <goffi@goffi.org> |
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date | Sat, 25 Jan 2020 21:08:26 +0100 |
parents | ab2696e34d29 |
children | 9d0df638c8b4 |
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#!/usr/bin/env python3 # -*- coding: utf-8 -*- # SAT plugin to detect language (experimental) # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from sat.core.i18n import _, D_ from sat.core.constants import Const as C from sat.core.log import getLogger log = getLogger(__name__) from sat.core import exceptions try: from langid.langid import LanguageIdentifier, model except ImportError: raise exceptions.MissingModule( 'Missing module langid, please download/install it with "pip install langid")' ) identifier = LanguageIdentifier.from_modelstring(model, norm_probs=False) PLUGIN_INFO = { C.PI_NAME: "Language detection plugin", C.PI_IMPORT_NAME: "EXP-LANG-DETECT", C.PI_TYPE: "EXP", C.PI_PROTOCOLS: [], C.PI_DEPENDENCIES: [], C.PI_MAIN: "LangDetect", C.PI_HANDLER: "no", C.PI_DESCRIPTION: _("""Detect and set message language when unknown"""), } CATEGORY = D_("Misc") NAME = "lang_detect" LABEL = D_("language detection") PARAMS = """ <params> <individual> <category name="{category_name}"> <param name="{name}" label="{label}" type="bool" value="true" /> </category> </individual> </params> """.format( category_name=CATEGORY, name=NAME, label=_(LABEL) ) class LangDetect(object): def __init__(self, host): log.info(_("Language detection plugin initialization")) self.host = host host.memory.updateParams(PARAMS) host.trigger.add("MessageReceived", self.MessageReceivedTrigger) host.trigger.add("sendMessage", self.MessageSendTrigger) def addLanguage(self, mess_data): message = mess_data["message"] if len(message) == 1 and list(message.keys())[0] == "": msg = list(message.values())[0] lang = identifier.classify(msg)[0] mess_data["message"] = {lang: msg} return mess_data def MessageReceivedTrigger(self, client, message_elt, post_treat): """ Check if source is linked and repeat message, else do nothing """ lang_detect = self.host.memory.getParamA( NAME, CATEGORY, profile_key=client.profile ) if lang_detect: post_treat.addCallback(self.addLanguage) return True def MessageSendTrigger(self, client, data, pre_xml_treatments, post_xml_treatments): lang_detect = self.host.memory.getParamA( NAME, CATEGORY, profile_key=client.profile ) if lang_detect: self.addLanguage(data) return True