plugins/browser-plugin-browser-features/src/index.ts
/*
* Copyright (c) 2022 Snowplow Analytics Ltd, 2010 Anthon Pang
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import { isFunction, BrowserPlugin, BrowserTracker } from '@snowplow/browser-tracker-core';
declare global {
interface MimeTypeArray {
[index: string]: MimeType;
}
}
const pluginMap: Record<string, string> = {
// document types
pdf: 'application/pdf',
// media players
qt: 'video/quicktime',
realp: 'audio/x-pn-realaudio-plugin',
wma: 'application/x-mplayer2',
// interactive multimedia
dir: 'application/x-director',
fla: 'application/x-shockwave-flash',
// RIA
java: 'application/x-java-vm',
gears: 'application/x-googlegears',
ag: 'application/x-silverlight',
};
/**
* Adds the available MIME Types to each event
*/
export function BrowserFeaturesPlugin(): BrowserPlugin {
return {
activateBrowserPlugin: (tracker: BrowserTracker) => {
const navigatorAlias = navigator;
// General plugin detection
if (navigatorAlias.mimeTypes && navigatorAlias.mimeTypes.length) {
for (const i in pluginMap) {
if (Object.prototype.hasOwnProperty.call(pluginMap, i)) {
let mimeType = navigatorAlias.mimeTypes[pluginMap[i]];
if (mimeType) {
tracker.core.addPayloadPair('f_' + i, mimeType.enabledPlugin ? '1' : '0');
}
}
}
}
// Firefox
if (isFunction((window as any).GearsFactory)) {
tracker.core.addPayloadPair('f_gears', '1');
}
},
};
}