PHP判断是否是手机浏览器和微信浏览器

php做wap网站的经常会用到的判断

/**
 * 判断是否是手机浏览器
 * @return bool
 */
function is_mobile() {
 
    $_SERVER['ALL_HTTP'] = isset($_SERVER['ALL_HTTP']) ? $_SERVER['ALL_HTTP'] : '';
    $mobile_browser = '0';
    if (preg_match('/(up.browser|up.link|mmp|symbian|smartphone|midp|wap|phone|iphone|ipad|ipod|android|xoom)/i', strtolower($_SERVER['HTTP_USER_AGENT'])))
        $mobile_browser++;
    if ((isset($_SERVER['HTTP_ACCEPT'])) and (strpos(strtolower($_SERVER['HTTP_ACCEPT']), 'applicationnd.wap.xhtml+xml') !== false))
        $mobile_browser++;
    if (isset($_SERVER['HTTP_X_WAP_PROFILE']))
        $mobile_browser++;
    if (isset($_SERVER['HTTP_PROFILE']))
        $mobile_browser++;
    $mobile_ua = strtolower(substr($_SERVER['HTTP_USER_AGENT'], 0, 4));
    $mobile_agents = array(
        'w3c ', 'acs-', 'alav', 'alca', 'amoi', 'audi', 'avan', 'benq', 'bird', 'blac',
        'blaz', 'brew', 'cell', 'cldc', 'cmd-', 'dang', 'doco', 'eric', 'hipt', 'inno',
        'ipaq', 'java', 'jigs', 'kddi', 'keji', 'leno', 'lg-c', 'lg-d', 'lg-g', 'lge-',
        'maui', 'maxo', 'midp', 'mits', 'mmef', 'mobi', 'mot-', 'moto', 'mwbp', 'nec-',
        'newt', 'noki', 'oper', 'palm', 'pana', 'pant', 'phil', 'play', 'port', 'prox',
        'qwap', 'sage', 'sams', 'sany', 'sch-', 'sec-', 'send', 'seri', 'sgh-', 'shar',
        'sie-', 'siem', 'smal', 'smar', 'sony', 'sph-', 'symb', 't-mo', 'teli', 'tim-',
        'tosh', 'tsm-', 'upg1', 'upsi', 'vk-v', 'voda', 'wap-', 'wapa', 'wapi', 'wapp',
        'wapr', 'webc', 'winw', 'winw', 'xda', 'xda-'
    );
    if (in_array($mobile_ua, $mobile_agents))
        $mobile_browser++;
    if (strpos(strtolower($_SERVER['ALL_HTTP']), 'operamini') !== false)
        $mobile_browser++;
    // Pre-final check to reset everything if the user is on Windows
    if (strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'windows') !== false)
        $mobile_browser = 0;
    // But WP7 is also Windows, with a slightly different characteristic
    if (strpos(strtolower($_SERVER['HTTP_USER_AGENT']), 'windows phone') !== false)
        $mobile_browser++;
    if ($mobile_browser > 0)
        return true;
    else
        return false;
}

/**
 * 判断是否是微信浏览器
 * @return bool
 */
function is_weixin(){
    if ( strpos($_SERVER['HTTP_USER_AGENT'], 'MicroMessenger') !== false ) {
        return true;
    }
    return false;
}

原来的站点停运，整合到简书
2016年12月12日