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// Copyright (c) 2018, 2021 Teddy Wing
//
// This file is part of Legibility.
//
// Legibility 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.
//
// Legibility 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.
//
// You should have received a copy of the GNU General Public License
// along with Legibility. If not, see <https://www.gnu.org/licenses/>.
var browser;
if (chrome) {
browser = chrome;
}
browser.runtime.onMessage.addListener(function(message) {
browser.webNavigation.onCompleted.addListener(function(details) {
var url = new URL(details.url);
if (url.hostname === message.domain) {
wildcard_domains(message.domain)
.forEach(function(domain) {
browser.tabs.insertCSS(
details.tabId,
{ file: '/css/' + domain + '.css' }
);
});
}
});
});
// Build a list of wildcard domains from the given hostname.
//
// Example:
//
// wildcard_domains('en.wikipedia.org');
// => [ '%', '%.org', '%.wikipedia.org', 'en.wikipedia.org' ]
function wildcard_domains (hostname) {
var domain_parts = hostname.split('.');
var domains = [];
for (var i = domain_parts.length - 1; i >= 0; i--) {
var domain;
if (domains[domains.length - 1]) {
domain = domain_parts[i] + '.' + domains[domains.length - 1];
}
else {
domain = domain_parts[i];
}
domains.push(domain);
}
for (var i = 0; i < domains.length - 1; i++) {
domains[i] = '%.' + domains[i];
}
domains.unshift('%');
return domains;
}
// Keyboard shortcuts.
browser.commands.onCommand.addListener(function(command) {
if (command === 'reload') {
browser.runtime.reload();
}
});
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