ip抽取实验脚本

ip.php

<?php
/***************************************************************************
 *
 * Copyright (c) 2012 Baidu.com, Inc. All Rights Reserved
 *
 **************************************************************************/

/**
 * @file ip.php
 * @author dn([email protected])
 * @date 2012/06/27 19:01:58
 * @brief
 *
 **/

ini_set("memory_limit", "512M");

$handle = @fopen("2", "r");

if ($handle) {
    $arr_names = getNames();
    while (($buffer = fgets($handle)) !== false) {
        $arr = explode(' ',$buffer);
        if(!empty($arr) && intval($arr[0]) > 7){
            $name = '';
            foreach($arr_names as $var){
                if(trim($arr[1]) == trim($var[0])){
                    $name .= $var[1] .',';
                }
            }
            $name = trim($name,',');
            //echo $name;
            $content = trim($buffer)." ".$name;
            file_put_contents('5',$content,FILE_APPEND);
	        file_put_contents('5',"\n",FILE_APPEND);
        }
    }
    if (!feof($handle)) {
        echo "Error: unexpected fgets() fail\n";
    }
    fclose($handle);
}


function getNames () {
    $ret = array();
    $handle = fopen("4","r");
    while (($buffer = fgets($handle)) !== false) {
        $arr = explode(' ',trim($buffer));
        array_push($ret,$arr);
    }
    if (!feof($handle)) {
        echo "Error: unexpected fgets() fail\n";
    }
    fclose($handle);
    return $ret;
}

/* vim: set expandtab ts=4 sw=4 sts=4 tw=100: */
?>