uBlock/platform/firefox/vapi-common.js
2015-01-13 20:25:10 +01:00

127 lines
3.7 KiB
JavaScript

/*******************************************************************************
µBlock - a browser extension to block requests.
Copyright (C) 2014 The µBlock authors
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
*/
/* global sendAsyncMessage */
// For background page or non-background pages
/******************************************************************************/
(function() {
'use strict';
self.vAPI = self.vAPI || {};
/******************************************************************************/
// http://www.w3.org/International/questions/qa-scripts#directions
var setScriptDirection = function(language) {
document.body.setAttribute(
'dir',
['ar', 'he', 'fa', 'ps', 'ur'].indexOf(language) !== -1 ? 'rtl' : 'ltr'
);
};
/******************************************************************************/
vAPI.download = function(details) {
if ( !details.url ) {
return;
}
var a = document.createElement('a');
if ( 'download' in a ) {
a.href = details.url;
a.setAttribute('download', details.filename || '');
a.dispatchEvent(new MouseEvent('click'));
return;
}
var messager = vAPI.messaging.channel('_download');
messager.send({
what: 'gotoURL',
details: {
url: details.url,
index: -1
}
});
messager.close();
};
/******************************************************************************/
vAPI.insertHTML = (function() {
const {classes: Cc, interfaces: Ci} = Components;
const parser = Cc['@mozilla.org/parserutils;1'].getService(Ci.nsIParserUtils);
const io = Cc['@mozilla.org/network/io-service;1'].getService(Ci.nsIIOService);
return function(node, html) {
while ( node.firstChild ) {
node.removeChild(node.firstChild);
}
node.appendChild(parser.parseFragment(
html,
parser.SanitizerAllowStyle,
false,
io.newURI(document.baseURI, null, null),
document.documentElement
));
};
})();
/******************************************************************************/
vAPI.getURL = function(path) {
return 'chrome://' + location.host + '/content/' + path.replace(/^\/+/, '');
};
/******************************************************************************/
vAPI.i18n = (function() {
var stringBundle = Components.classes['@mozilla.org/intl/stringbundle;1']
.getService(Components.interfaces.nsIStringBundleService)
.createBundle('chrome://' + location.host + '/locale/messages.properties');
return function(s) {
try {
return stringBundle.GetStringFromName(s);
} catch (ex) {
return '';
}
};
})();
setScriptDirection(navigator.language);
/******************************************************************************/
vAPI.closePopup = function() {
sendAsyncMessage(location.host + ':closePopup');
};
/******************************************************************************/
})();
/******************************************************************************/