不多说了。其实这是一个复刻版，原来的PHP代码就在注释里面。在google play上面已经存了代码了。如果你觉得我这里的代码看起来不方便，可以移步play.golang.org。
XML/HTML代码
- package main
- import (
- "fmt"
- "io/ioutil"
- "net/http"
- "net/url"
- "strings"
- "unicode/utf8"
- )
- /**
- //https://github.com/phurix/pagerank/blob/master/pagerank2.php
- function GetPageRank($q,$host='toolbarqueries.google.com',$context=NULL) {
- $seed = "Mining PageRank is AGAINST GOOGLE'S TERMS OF SERVICE. Yes, I'm talking to you, scammer.";
- $result = 0x01020345;
- $len = strlen($q);
- for ($i=0; $i<$len; $i++) {
- $result ^= ord($seed{$i%strlen($seed)}) ^ ord($q{$i});
- $result = (($result >> 23) & 0x1ff) | $result << 9;
- }
- if (PHP_INT_MAX != 2147483647) { $result = -(~($result & 0xFFFFFFFF) + 1); }
- $ch=sprintf('8%x', $result);
- $url='http://%s/tbr?client=navclient-auto&ch=%s&features=Rank&q=info:%s';
- $url=sprintf($url,$host,$ch,$q);
- @$pr=file_get_contents($url,false,$context);
- return $pr?substr(strrchr($pr, ':'), 1):false;
- }
- */
- func main() {
- fmt.Println(getPageRank("http://neaststudio.com"))
- }
- func getPageRank(urlstring string) string {
- seed := []byte("Mining PageRank is AGAINST GOOGLE'S TERMS OF SERVICE. Yes, I'm talking to you, scammer.")
- seedlen := len(seed)
- result := 0x01020345
- q := []byte(urlstring)
- qlen := len(q)
- for i := 0; i < qlen; i++ {
- seedmod := i % seedlen
- seed_ascii, _ := utf8.DecodeLastRuneInString(string(seed[seedmod]))
- q_ascii, _ := utf8.DecodeLastRuneInString(string(q[i]))
- result ^= int(seed_ascii ^ q_ascii)
- result = ((result >> 23) & 0x1ff) | result<<9
- }
- result = -(^(result & 0xffffffff) + 1)
- ch := fmt.Sprintf("8%x", result)
- u, _ := url.Parse("http://toolbarqueries.google.com/tbr")
- uq := u.Query()
- uq.Set("client", "navclient-auto")
- uq.Set("ch", ch)
- uq.Set("features", "Rank")
- uq.Set("q", "info:"+string(q))
- u.RawQuery = uq.Encode()
- resp, err := http.Get(u.String())
- if nil != err {
- return err.Error()
- }
- defer resp.Body.Close()
- body, err := ioutil.ReadAll(resp.Body)
- if nil != err {
- return err.Error()
- }
- //pagerank只有一位，所以可以直接取最后一位。。。免去正则
- if len(body) <= 0 {
- return "error"
- }
- pagerankbody := strings.TrimSpace(string(body[:]))
- return pagerankbody[len(pagerankbody)-1:]
- }
play.golang的地址是：http://play.golang.org/p/uACC-1rdF3
不过，在网页上执行会报错的，说是没有权限。。本地测试成功