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/**
* Myext handling of page actions in content scripts
*
* Copyright (C) 2021 Wojtek Kosior
* Redistribution terms are gathered in the `copyright' file.
*/
/*
* IMPORTS_START
* IMPORT CONNECTION_TYPE
* IMPORT browser
* IMPORTS_END
*/
var port;
var loaded = false;
var scripts_awaiting = [];
var nonce;
function handle_message(message)
{
if (message.inject === undefined)
return;
for (let script_text of message.inject) {
if (loaded)
add_script(script_text);
else
scripts_awaiting.push(script_text);
}
}
function document_loaded(event)
{
loaded = true;
for (let script_text of scripts_awaiting)
add_script(script_text);
scripts_awaiting = undefined;
}
function add_script(script_text)
{
let script = document.createElement("script");
script.textContent = script_text;
script.setAttribute("nonce", nonce);
document.body.appendChild(script);
}
function handle_page_actions(script_nonce) {
document.addEventListener("DOMContentLoaded", document_loaded);
port = browser.runtime.connect({name : CONNECTION_TYPE.PAGE_ACTIONS});
port.onMessage.addListener(handle_message);
port.postMessage({url: document.URL});
nonce = script_nonce;
}
/*
* EXPORTS_START
* EXPORT handle_page_actions
* EXPORTS_END
*/
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