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/**
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* This file is part of Haketilo.
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*
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* Function: Informing the popup about what happens in the content script
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* (script injection, script blocking, etc.).
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*
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* Copyright (C) 2021 Wojtek Kosior
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* As additional permission under GNU GPL version 3 section 7, you
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* may distribute forms of that code without the copy of the GNU
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* GPL normally required by section 4, provided you include this
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* license notice and, in case of non-source distribution, a URL
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* through which recipients can access the Corresponding Source.
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* If you modify file(s) with this exception, you may extend this
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* exception to your version of the file(s), but you are not
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* obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*
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* As a special exception to the GPL, any HTML file which merely
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* makes function calls to this code, and for that purpose
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* includes it by reference shall be deemed a separate work for
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* copyright law purposes. If you modify this code, you may extend
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* this exception to your version of the code, but you are not
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* obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* I, Wojtek Kosior, thereby promise not to sue for violation of this file's
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* license. Although I request that you do not make use this code in a
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* proprietary program, I am not going to enforce this in court.
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*/
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/*
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* IMPORTS_START
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* IMPORT listen_for_connection
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* IMPORT CONNECTION_TYPE
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* IMPORT repo_query
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* IMPORT subscribe_repo_query_results
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* IMPORT unsubscribe_repo_query_results
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* IMPORTS_END
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*/
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var activities = [];
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var ports = new Set();
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function report_activity_oneshot(name, data, port)
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{
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port.postMessage([name, data]);
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}
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function report_activity(name, data)
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{
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const activity = [name, data];
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activities.push(activity);
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for (const port of ports)
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port.postMessage(activity);
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}
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function report_script(script_data)
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{
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report_activity("script", script_data);
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}
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function report_settings(settings)
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{
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report_activity("settings", settings);
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}
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function report_document_type(is_html)
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{
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report_activity("is_html", is_html);
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}
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function report_repo_query_action(update, port)
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{
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report_activity_oneshot("repo_query_action", update, port);
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}
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function trigger_repo_query(query_specifier)
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{
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repo_query(...query_specifier);
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}
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function handle_disconnect(port, report_action)
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{
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ports.delete(port)
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unsubscribe_repo_query_results(report_action);
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}
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function new_connection(port)
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{
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console.log("new activity info connection!");
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ports.add(port);
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for (const activity of activities)
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port.postMessage(activity);
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const report_action = u => report_repo_query_action(u, port);
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subscribe_repo_query_results(report_action);
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/*
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* So far the only thing we expect to receive is repo query order. Once more
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* possibilities arrive, we will need to complicate this listener.
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*/
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port.onMessage.addListener(trigger_repo_query);
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port.onDisconnect.addListener(() => handle_disconnect(port, report_action));
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}
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function start_activity_info_server()
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{
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listen_for_connection(CONNECTION_TYPE.ACTIVITY_INFO, new_connection);
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}
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/*
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* EXPORTS_START
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* EXPORT start_activity_info_server
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* EXPORT report_script
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* EXPORT report_settings
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* EXPORT report_document_type
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* EXPORTS_END
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*/
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