@ngx-toolkit/device
Version:
Angular device user-agent detection with Universal support
176 lines • 13.3 kB
JavaScript
import { Device, DevicePlatform, DeviceType } from './device.model';
/**
* see https://github.com/spring-projects/spring-mobile
*/
export class DeviceService {
static resolveDevice(userAgent) {
if (!userAgent) {
return new Device(DeviceType.NORMAL, DevicePlatform.UNKNOWN);
}
userAgent = userAgent.toLowerCase();
/**
* Tablet Detection
*/
// Apple
if (userAgent.includes('ipad')) {
return new Device(DeviceType.TABLET, DevicePlatform.IOS);
}
const isMobile = userAgent.includes('mobile') ||
DeviceService.KNOWN_MOBILE_USER_AGENT_KEYWORDS.some(mobileUserAgent => userAgent.includes(mobileUserAgent));
if (!isMobile) {
// Android
if (userAgent.includes('android')) {
return new Device(DeviceType.TABLET, DevicePlatform.ANDROID);
}
// Kindle Fire
if (userAgent.includes('silk')) {
return new Device(DeviceType.TABLET, DevicePlatform.UNKNOWN);
}
}
// From keywords
if (DeviceService.KNOWN_TABLET_USER_AGENT_KEYWORDS.some(tabletUserAgent => userAgent.includes(tabletUserAgent))) {
return new Device(DeviceType.TABLET, DevicePlatform.UNKNOWN);
}
/**
* Mobile detection
*/
// From prefix
if (userAgent.length >= 4 &&
DeviceService.KNOWN_MOBILE_USER_AGENT_PREFIXES.indexOf(userAgent.substring(0, 4)) !== -1) {
return new Device(DeviceType.MOBILE, DevicePlatform.UNKNOWN);
}
// Android
if (userAgent.includes('android')) {
return new Device(DeviceType.MOBILE, DevicePlatform.ANDROID);
}
// Apple
if (userAgent.includes('iphone') || userAgent.includes('ipod') || userAgent.includes('ipad')) {
return new Device(DeviceType.MOBILE, DevicePlatform.IOS);
}
// From keywords
if (isMobile) {
return new Device(DeviceType.MOBILE, DevicePlatform.UNKNOWN);
}
/**
* => Normal device
*/
return new Device(DeviceType.NORMAL, DevicePlatform.UNKNOWN);
}
}
DeviceService.KNOWN_MOBILE_USER_AGENT_PREFIXES = [
'w3c ',
'w3c-',
'acs-',
'alav',
'alca',
'amoi',
'avan',
'benq',
'bird',
'blac',
'blaz',
'brew',
'cell',
'cldc',
'cmd-',
'dang',
'doco',
'eric',
'hipt',
'htc_',
'inno',
'ipaq',
'ipod',
'jigs',
'kddi',
'keji',
'leno',
'lg-c',
'lg-d',
'lg-g',
'lge-',
'lg/u',
'maui',
'maxo',
'midp',
'mits',
'mmef',
'mobi',
'mot-',
'moto',
'mwbp',
'nec-',
'newt',
'noki',
'palm',
'pana',
'pant',
'phil',
'play',
'port',
'prox',
'qwap',
'sage',
'sams',
'sany',
'sch-',
'sec-',
'send',
'seri',
'sgh-',
'shar',
'sie-',
'siem',
'smal',
'smar',
'sony',
'sph-',
'symb',
't-mo',
'teli',
'tim-',
'tosh',
'tsm-',
'upg1',
'upsi',
'vk-v',
'voda',
'wap-',
'wapa',
'wapi',
'wapp',
'wapr',
'webc',
'winw',
'winw',
'xda ',
'xda-'
];
DeviceService.KNOWN_MOBILE_USER_AGENT_KEYWORDS = [
'blackberry',
'webos',
'ipod',
'lge vx',
'midp',
'maemo',
'mmp',
'mobile',
'netfront',
'hiptop',
'nintendo DS',
'novarra',
'openweb',
'opera mobi',
'opera mini',
'palm',
'psp',
'phone',
'smartphone',
'symbian',
'up.browser',
'up.link',
'wap',
'windows ce'
];
DeviceService.KNOWN_TABLET_USER_AGENT_KEYWORDS = ['ipad', 'playbook', 'hp-tablet', 'kindle'];
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{Device, DevicePlatform, DeviceType} from './device.model';\n\n/**\n * see https://github.com/spring-projects/spring-mobile\n */\nexport class DeviceService {\n  private static KNOWN_MOBILE_USER_AGENT_PREFIXES: string[] = [\n    'w3c ',\n    'w3c-',\n    'acs-',\n    'alav',\n    'alca',\n    'amoi',\n    'avan',\n    'benq',\n    'bird',\n    'blac',\n    'blaz',\n    'brew',\n    'cell',\n    'cldc',\n    'cmd-',\n    'dang',\n    'doco',\n    'eric',\n    'hipt',\n    'htc_',\n    'inno',\n    'ipaq',\n    'ipod',\n    'jigs',\n    'kddi',\n    'keji',\n    'leno',\n    'lg-c',\n    'lg-d',\n    'lg-g',\n    'lge-',\n    'lg/u',\n    'maui',\n    'maxo',\n    'midp',\n    'mits',\n    'mmef',\n    'mobi',\n    'mot-',\n    'moto',\n    'mwbp',\n    'nec-',\n    'newt',\n    'noki',\n    'palm',\n    'pana',\n    'pant',\n    'phil',\n    'play',\n    'port',\n    'prox',\n    'qwap',\n    'sage',\n    'sams',\n    'sany',\n    'sch-',\n    'sec-',\n    'send',\n    'seri',\n    'sgh-',\n    'shar',\n    'sie-',\n    'siem',\n    'smal',\n    'smar',\n    'sony',\n    'sph-',\n    'symb',\n    't-mo',\n    'teli',\n    'tim-',\n    'tosh',\n    'tsm-',\n    'upg1',\n    'upsi',\n    'vk-v',\n    'voda',\n    'wap-',\n    'wapa',\n    'wapi',\n    'wapp',\n    'wapr',\n    'webc',\n    'winw',\n    'winw',\n    'xda ',\n    'xda-'\n  ];\n\n  private static KNOWN_MOBILE_USER_AGENT_KEYWORDS: string[] = [\n    'blackberry',\n    'webos',\n    'ipod',\n    'lge vx',\n    'midp',\n    'maemo',\n    'mmp',\n    'mobile',\n    'netfront',\n    'hiptop',\n    'nintendo DS',\n    'novarra',\n    'openweb',\n    'opera mobi',\n    'opera mini',\n    'palm',\n    'psp',\n    'phone',\n    'smartphone',\n    'symbian',\n    'up.browser',\n    'up.link',\n    'wap',\n    'windows ce'\n  ];\n\n  private static KNOWN_TABLET_USER_AGENT_KEYWORDS: string[] = ['ipad', 'playbook', 'hp-tablet', 'kindle'];\n\n  static resolveDevice(userAgent: string): Device {\n    if (!userAgent) {\n      return new Device(DeviceType.NORMAL, DevicePlatform.UNKNOWN);\n    }\n\n    userAgent = userAgent.toLowerCase();\n\n    /**\n     * Tablet Detection\n     */\n\n    // Apple\n    if (userAgent.includes('ipad')) {\n      return new Device(DeviceType.TABLET, DevicePlatform.IOS);\n    }\n\n    const isMobile: boolean =\n      userAgent.includes('mobile') ||\n      DeviceService.KNOWN_MOBILE_USER_AGENT_KEYWORDS.some(mobileUserAgent => userAgent.includes(mobileUserAgent));\n    if (!isMobile) {\n      // Android\n      if (userAgent.includes('android')) {\n        return new Device(DeviceType.TABLET, DevicePlatform.ANDROID);\n      }\n      // Kindle Fire\n      if (userAgent.includes('silk')) {\n        return new Device(DeviceType.TABLET, DevicePlatform.UNKNOWN);\n      }\n    }\n    // From keywords\n    if (DeviceService.KNOWN_TABLET_USER_AGENT_KEYWORDS.some(tabletUserAgent => userAgent.includes(tabletUserAgent))) {\n      return new Device(DeviceType.TABLET, DevicePlatform.UNKNOWN);\n    }\n\n    /**\n     * Mobile detection\n     */\n    // From prefix\n    if (\n      userAgent.length >= 4 &&\n      DeviceService.KNOWN_MOBILE_USER_AGENT_PREFIXES.indexOf(userAgent.substring(0, 4)) !== -1\n    ) {\n      return new Device(DeviceType.MOBILE, DevicePlatform.UNKNOWN);\n    }\n    // Android\n    if (userAgent.includes('android')) {\n      return new Device(DeviceType.MOBILE, DevicePlatform.ANDROID);\n    }\n    // Apple\n    if (userAgent.includes('iphone') || userAgent.includes('ipod') || userAgent.includes('ipad')) {\n      return new Device(DeviceType.MOBILE, DevicePlatform.IOS);\n    }\n    // From keywords\n    if (isMobile) {\n      return new Device(DeviceType.MOBILE, DevicePlatform.UNKNOWN);\n    }\n\n    /**\n     * => Normal device\n     */\n    return new Device(DeviceType.NORMAL, DevicePlatform.UNKNOWN);\n  }\n}\n"]}