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