uBlock/js/popup.js

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/*******************************************************************************
µBlock - a Chromium browser extension to block requests.
Copyright (C) 2014 Raymond Hill
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.
You should have received a copy of the GNU General Public License
along with this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://github.com/gorhill/uBlock
*/
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/* global chrome, messaging, uDom */
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/******************************************************************************/
/******************************************************************************/
(function() {
/******************************************************************************/
var stats;
/******************************************************************************/
// https://github.com/gorhill/httpswitchboard/issues/345
messaging.start('popup.js');
/******************************************************************************/
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var formatNumber = function(count) {
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if ( typeof count !== 'number' ) {
return '';
}
return count.toLocaleString();
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};
/******************************************************************************/
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var renderStats = function() {
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if ( !stats ) {
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return;
}
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uDom('#gotoLog').toggleClass(
'enabled',
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stats.netFilteringSwitch && (stats.logBlockedRequests || stats.logAllowedRequests)
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);
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var blocked = stats.pageBlockedRequestCount;
var total = stats.pageAllowedRequestCount + blocked;
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var html = [];
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if ( total === 0 ) {
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html.push('0');
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} else {
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html.push(
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formatNumber(blocked),
'<span class="dim">&nbsp;or&nbsp;',
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(blocked * 100 / total).toFixed(0),
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'%</span>'
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);
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}
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uDom('#page-blocked').html(html.join(''));
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blocked = stats.globalBlockedRequestCount;
total = stats.globalAllowedRequestCount + blocked;
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html = [];
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if ( total === 0 ) {
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html.push('0');
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} else {
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html.push(
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formatNumber(blocked),
'<span class="dim">&nbsp;or&nbsp;',
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(blocked * 100 / total).toFixed(0),
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'%</span>'
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);
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}
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uDom('#total-blocked').html(html.join(''));
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uDom('#switch .fa').toggleClass(
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'off',
stats.pageURL === '' || !stats.netFilteringSwitch
);
};
/******************************************************************************/
var onStatsReceived = function(details) {
stats = details;
renderStats();
};
/******************************************************************************/
var onTabsReceived = function(tabs) {
if ( tabs.length === 0 ) {
return;
}
var q = {
what: 'stats',
tabId: tabs[0].id
};
messaging.ask( q, onStatsReceived );
};
chrome.tabs.query({ active: true }, onTabsReceived);
/******************************************************************************/
var handleNetFilteringSwitch = function() {
if ( !stats || !stats.pageURL ) {
return;
}
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var off = uDom(this).toggleClass('off').hasClassName('off');
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messaging.tell({
what: 'toggleNetFiltering',
hostname: stats.pageHostname,
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state: !off,
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tabId: stats.tabId
});
};
/******************************************************************************/
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var gotoDashboard = function() {
messaging.tell({
what: 'gotoExtensionURL',
url: 'dashboard.html'
});
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};
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/******************************************************************************/
var gotoStats = function() {
messaging.tell({
what: 'gotoExtensionURL',
url: 'dashboard.html?tab=stats&which=' + stats.tabId
});
};
/******************************************************************************/
var renderHeader = function() {
var hdr = uDom('#version');
hdr.html(hdr.html() + 'v' + chrome.runtime.getManifest().version);
};
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/******************************************************************************/
var installEventHandlers = function() {
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uDom('h1,h2,h3,h4').on('click', gotoDashboard);
uDom('#switch .fa').on('click', handleNetFilteringSwitch);
uDom('#gotoLog').on('click', gotoStats);
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};
/******************************************************************************/
// Make menu only when popup html is fully loaded
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uDom.onLoad(function() {
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renderHeader();
renderStats();
installEventHandlers();
});
/******************************************************************************/
})();