isExists($cache_url,$timeout)){
$read_cache = $cache->get($cache_url);
$cache_type = $read_cache['cache_type'];
if($cache_type == 1){
$kid = $read_cache['kid'];
$file_path = $read_cache['file_path'];
$kqmb = file_get_contents($file_path);
}
}
if(strlen($kqmb)<100){
$kid = get_kid($url,$product_biaoshi);
if($kid<=0 || $kid>$total_keyword){
$kid = mt_rand(1, min($total_keyword, 469));
}
$htmlpagepath = (int)($kid / $dir_number);
$directory = './htmlpage/'.$htmlpagepath.'/'.$kid ;
$randomHtmlFile = getRandomHtmlFile($directory);
$file_number = $randomHtmlFile['total_files'];
if($file_number >= $spider_html_number){
$file_path = $randomHtmlFile['random_file'];
$kqmb = file_get_contents($file_path);
if(strlen($kqmb)>=100){
$recache_flag = 1;
}
}
}
else{
$recache_flag = 0;
}
if(strlen($kqmb)<100){
$redis = new Redis();
$redis->connect('127.0.0.1', 6379);
$redis->select($redisNumber);
if ($redis->exists($kid)) {
$result_redis = json_decode($redis->get($kid), true);
$keyword = $result_redis['keyword'];
}
else{
$mysql_pool = MysqliPool::get_Instance($DBserver, $user, $password, $DBname);
$mysqli = $mysql_pool->get_connection();
$sql = "select * from keyword where kid = $kid ";
$result = $mysqli->query($sql);
$keyword_item = $result->fetch_assoc();
$keyword = $keyword_item['keyword'];
$result->close();
$mysql_pool->release_connection($mysqli);
if($kid>0 && $kid<=$total_keyword){
$redis->set($kid, json_encode($keyword_item));
}
}
$redis->close();
$search = array(
'kid' => $kid,
'keyword' => $keyword
);
$json_search = json_encode($search);
header("HTTP/1.1 400 nocache");
echo $json_search;
exit;
}
else{
if($oulink_flag == 1){
$foot = file_get_contents("foot.txt");
$kqmb = preg_replace('/<\/body>.*?<\/html>/si', $foot.'