PHP查詢網站PR值的實現代碼

/* * 功能:對URL進行編碼 * 參數說明:$web_url 網站URL，不包含"http://" * site: bbs.it-home.org */ function HashURL($url) { $SEED = "Mining PageRank is AGAINST GOOGLE'S TERMS OF SERVICE. Yes, I'm talking to you, scammer."; $Result = 0x01020345; for ($i=0; $i { $Result ^= ord($SEED{$i%87}) ^ ord($url{$i}); $Result = (($Result >> 23) & 0x1FF) | $Result << 9; } return sprintf("8%x", $Result); } /* *功能:根據google提供的pr查詢介面擷取pagerank *參數說明:$domain 網站網域名稱，不包含"http://" */ function pagerank($domain) { $StartURL = "http://toolbarqueries.google.com/tbr?client=navclient-auto&features=Rank:&q=info:"; $GoogleURL = $StartURL.$domain. '&ch='.HashURL($domain); echo $GoogleURL.' '; $fcontents = file_get_contents("$GoogleURL"); $pagerank = substr($fcontents,9); if (!$pagerank) return "0";else return $pagerank; } echo pagerank("phpddt.com"); ?> 複製代碼

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