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即使你理解不了PHP,但是也必须先跟它混个脸熟,看,一遍遍的看,看的同时一边琢磨,一边按照它所教的打代码,即使你搞不清楚那些代码到底是干嘛的,但是起码你应该找找感觉。 取自国外编程开辟手艺服装论坛里的代码,最新Google PR查询东西GoogleCH函数中心代码,获得最新的GOOGLE PR值.
代码以下.
- <?php
- define('GOOGLE_MAGIC', 0xE6359A60);
- function obtainPR($data)
- {
- $ret = array();
- $parser = xml_parser_create();
- xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
- xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,1);
- xml_parse_into_struct($parser,$data,$values,$tags);
- xml_parser_free($parser);
- $hash_stack = array();
- foreach ($values as $key => $val)
- {
- switch ($val['type'])
- {
- case 'complete':
- array_push($hash_stack, $val['tag']);
- $type = implode($hash_stack, "][");
- if ($type == "RK")
- {
- $PageRank = $val[value];
- }
- array_pop($hash_stack);
- break;
- }//swhitch
- }//foreach
-
- return $PageRank;
- }//obtainPR
- //unsigned shift right
- function zeroFill($a, $b)
- {
- $z = hexdec(80000000);
- if ($z & $a)
- {
- $a = ($a>>1);
- $a &= (~$z);
- $a = 0x40000000;
- $a = ($a>>($b-1));
- }
- else
- {
- $a = ($a>>$b);
- }
- return $a;
- }
- function mix($a,$b,$c) {
- $a -= $b; $a -= $c; $a ^= (zeroFill($c,13));
- $b -= $c; $b -= $a; $b ^= ($a<<8);
- $c -= $a; $c -= $b; $c ^= (zeroFill($b,13));
- $a -= $b; $a -= $c; $a ^= (zeroFill($c,12));
- $b -= $c; $b -= $a; $b ^= ($a<<16);
- $c -= $a; $c -= $b; $c ^= (zeroFill($b,5));
- $a -= $b; $a -= $c; $a ^= (zeroFill($c,3));
- $b -= $c; $b -= $a; $b ^= ($a<<10);
- $c -= $a; $c -= $b; $c ^= (zeroFill($b,15));
-
- return array($a,$b,$c);
- }
- function GoogleCH($url, $length=null, $init=GOOGLE_MAGIC) {
- if(is_null($length)) {
- $length = sizeof($url);
- }
- $a = $b = 0x9E3779B9;
- $c = $init;
- $k = 0;
- $len = $length;
- while($len >= 12) {
- $a += ($url[$k+0] +($url[$k+1]<<8) +($url[$k+2]<<16) +($url[$k+3]<<24));
- $b += ($url[$k+4] +($url[$k+5]<<8) +($url[$k+6]<<16) +($url[$k+7]<<24));
- $c += ($url[$k+8] +($url[$k+9]<<8) +($url[$k+10]<<16)+($url[$k+11]<<24));
- $mix = mix($a,$b,$c);
- $a = $mix[0]; $b = $mix[1]; $c = $mix[2];
- $k += 12;
- $len -= 12;
- }
- $c += $length;
- switch($len) /* all the case statements fall through */
- {
- case 11: $c+=($url[$k+10]<<24);
- case 10: $c+=($url[$k+9]<<16);
- case 9 : $c+=($url[$k+8]<<8);
- /* the first byte of c is reserved for the length */
- case 8 : $b+=($url[$k+7]<<24);
- case 7 : $b+=($url[$k+6]<<16);
- case 6 : $b+=($url[$k+5]<<8);
- case 5 : $b+=($url[$k+4]);
- case 4 : $a+=($url[$k+3]<<24);
- case 3 : $a+=($url[$k+2]<<16);
- case 2 : $a+=($url[$k+1]<<8);
- case 1 : $a+=($url[$k+0]);
- /* case 0: nothing left to add */
- }
- $mix = mix($a,$b,$c);
- /*-------------------------------------------- report the result */
- return $mix[2];
- }
- //converts a string into an array of integers containing the numeric value of the char
- function strord($string) {
- for($i=0;$i<strlen($string);$i++) {
- $result[$i] = ord($string{$i});
- }
- return $result;
- }
- // converts an array of 32 bit integers into an array with 8 bit values. Equivalent to (BYTE *)arr32
- function c32to8bit($arr32) {
- for($i=0;$i<count($arr32);$i++) {
- for ($bitOrder=$i*4;$bitOrder<=$i*4+3;$bitOrder++) {
- $arr8[$bitOrder]=$arr32[$i]&255;
- $arr32[$i]=zeroFill($arr32[$i], 8);
- }
- }
- return $arr8;
- }
- // http://www.example.com/ - Checksum: 6540747202
- print("<b>URL .... $url</b>\n");
- $url = 'info:' . $url;
- $ch = GoogleCH(strord($url));
- $url_to_parse = sprintf ("http://toolbarqueries.谷歌.com/search?client=navclient-auto&ch=6%u&ie=UTF-8&oe=UTF-8&q=%s", $ch, $url);
- $value = obtainPR(file_get_contents($url_to_parse));
- printf("<li> <u>Checksum <2.0.114:</u> ..... 6%u ...... <A href=$url_to_parse>link</A> .... PR = $value\n",$ch);
- $ch=sprintf("%u", $ch);
- // new since Toolbar 2.0.114
- $ch = ((($ch/7) << 2) (((int)fmod($ch,13))&7));
- $prbuf = array();
- $prbuf[0] = $ch;
- for($i = 1; $i < 20; $i++) {
- $prbuf[$i] = $prbuf[$i-1]-9;
- }
- $ch = GoogleCH(c32to8bit($prbuf), 80);
- $url_to_parse = sprintf ("http://toolbarqueries.谷歌.com/search?client=navclient-auto&ch=6%u&ie=UTF-8&oe=UTF-8&q=%s", $ch, $url);
- $value = obtainPR(file_get_contents($url_to_parse));
- //
- printf("<li> <u>Checksum >=2.0.114:</u> ..... 6%u ...... <A href=$url_to_parse>link</A> .... PR = $value\n",$ch);
- ?>
复制代码 熟悉HTML/CSS/JS等网页基本元素,完成阶段可自行制作完整的网页,对元素属性达到熟悉程度 |
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