$isMobile = false;
$isBot = false;
$op = strtolower($_SERVER['HTTP_X_OPERAMINI_PHONE']);
$ua = strtolower($_SERVER['HTTP_USER_AGENT']);
$ac = strtolower($_SERVER['HTTP_ACCEPT']);
$ip = $_SERVER['REMOTE_ADDR'];
$isMobile = strpos($ac, 'application/vnd.wap.xhtml+xml') !== false
|| $op != ''
|| strpos($ua, 'sony') !== false
|| strpos($ua, 'symbian') !== false
|| strpos($ua, 'nokia') !== false
|| strpos($ua, 'samsung') !== false
|| strpos($ua, 'mobile') !== false
|| strpos($ua, 'windows ce') !== false
|| strpos($ua, 'epoc') !== false
|| strpos($ua, 'opera mini') !== false
|| strpos($ua, 'nitro') !== false
|| strpos($ua, 'j2me') !== false
|| strpos($ua, 'midp-') !== false
|| strpos($ua, 'cldc-') !== false
|| strpos($ua, 'netfront') !== false
|| strpos($ua, 'mot') !== false
|| strpos($ua, 'up.browser') !== false
|| strpos($ua, 'up.link') !== false
|| strpos($ua, 'audiovox') !== false
|| strpos($ua, 'blackberry') !== false
|| strpos($ua, 'ericsson,') !== false
|| strpos($ua, 'panasonic') !== false
|| strpos($ua, 'philips') !== false
|| strpos($ua, 'sanyo') !== false
|| strpos($ua, 'sharp') !== false
|| strpos($ua, 'sie-') !== false
|| strpos($ua, 'portalmmm') !== false
|| strpos($ua, 'blazer') !== false
|| strpos($ua, 'avantgo') !== false
|| strpos($ua, 'danger') !== false
|| strpos($ua, 'palm') !== false
|| strpos($ua, 'series60') !== false
|| strpos($ua, 'palmsource') !== false
|| strpos($ua, 'pocketpc') !== false
|| strpos($ua, 'smartphone') !== false
|| strpos($ua, 'rover') !== false
|| strpos($ua, 'ipaq') !== false
|| strpos($ua, 'au-mic,') !== false
|| strpos($ua, 'alcatel') !== false
|| strpos($ua, 'ericy') !== false
|| strpos($ua, 'up.link') !== false
|| strpos($ua, 'vodafone/') !== false
|| strpos($ua, 'wap1.') !== false
|| strpos($ua, 'wap2.') !== false
|| strpos($ua, 'ipad') !== false
|| strpos($ua, 'android') != false;
$isBot = $ip == '66.249.65.39'
|| strpos($ua, 'googlebot') !== false
|| strpos($ua, 'mediapartners') !== false
|| strpos($ua, 'yahooysmcm') !== false
|| strpos($ua, 'baiduspider') !== false
|| strpos($ua, 'msnbot') !== false
|| strpos($ua, 'slurp') !== false
|| strpos($ua, 'ask') !== false
|| strpos($ua, 'teoma') !== false
|| strpos($ua, 'spider') !== false
|| strpos($ua, 'heritrix') !== false
|| strpos($ua, 'attentio') !== false
|| strpos($ua, 'twiceler') !== false
|| strpos($ua, 'irlbot') !== false
|| strpos($ua, 'fast crawler') !== false
|| strpos($ua, 'fastmobilecrawl') !== false
|| strpos($ua, 'jumpbot') !== false
|| strpos($ua, 'googlebot-mobile') !== false
|| strpos($ua, 'yahooseeker') !== false
|| strpos($ua, 'motionbot') !== false
|| strpos($ua, 'mediobot') !== false
|| strpos($ua, 'chtml generic') !== false
|| strpos($ua, 'nokia6230i/. fast crawler') !== false;
if($isMobile){
header('Location: http://www.ciozone.com/mobile/');
exit();
}
?>
Search Engine Evolution: From Archie to Bing
Search Engine Evolution: From Archie to Bing
Saturday, 13 June 2009
Page 4 of 11
JumpStation
While Aliweb eschewed the use of Web spiders, JumpStation embraced them, becoming quite possibly the first modern search engine in December 1993, when it began using bots to index the Internet. Built by Jonathan Fletcher, a student at Scotland's University of Stirling, JumpStation allowed users to search keywords in Web page's titles and headers--but not within the pages themselves.
Searches averaged 15 to 30 seconds and the engine, which searched linearly, got progressively slower as the Web grew. Too early for the dot-com boom, Fletcher wasn't able to get funding for the engine and stopped working on it in late 1994. At its peak, the JumpStation database reportedly contained 275,000 pages from 1,500 Web sites.
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