gistfile1.php

<?PHP
//====================================================
//		FileName:	cache.inc.php
//		Summary:	update cache to file or database
//		Author:		millken(迷路林肯)
//		LastModifed:2009-2-15
//		copyright (c)2009 millken@gmail.com
//====================================================
if(!defined('OK'))exit(__FILE__.'Access Denied');
function updateConfig(){
	$array = $GLOBALS['db']->getAll("SELECT * FROM `softini`");
	$options = array();
	foreach((array)$array as $r) {
		$options[$r['type']][$r['id']] = $r['name'];
	}
	writetofile(ROOT_PATH . 'cache/softini.php','$softini = ' . var_export($options,true));
}

function UnicodeHexToDec( $uhStr )
{
	$gbStr = "";
	$udChar = str_replace('\u','',$uhStr[0]);
	$udChar = hexdec( $udChar );
	$gbStr = "&#".$udChar.";";

   return $gbStr;
}
function decode($str) {
	$str = str_replace(array('&#',';'),array('',''),$str);
	$dec = intval($str[0]);
	if ($dec < 128) {
		$utf .= chr($dec);
	} else if ($dec < 2048) {
		$utf .= chr(192 + (($dec - ($dec % 64)) / 64));
		$utf .= chr(128 + ($dec % 64));
	} else {
		$utf .= chr(224 + (($dec - ($dec % 4096)) / 4096));
		$utf .= chr(128 + ((($dec % 4096) - ($dec % 64)) / 64));
		$utf .= chr(128 + ($dec % 64));
	}
	return $utf;
}
//更新关键字缓存
function updateWordsCache(){
	$content = file_get_contents("http://www.google.cn/rebang/detail?bid=12000003");
	$words = $_words = array();
	$contents = getstr('queries','linktexts',$content) ;
	preg_match_all('~\["(.*?)",~',$contents,$words);
	foreach($words[1] as $w) {
		if(!strstr($w,"\u")) {
			$_words[] = $w;
		}else{
			$str = preg_replace_callback("~\\\u\w{4}~i",'UnicodeHexToDec',$w);
			$str = preg_replace_callback("~&#\d{2,5};~",'decode',$str);
			$_words[] = $str;
		}
	}
	writetofile(ROOT_PATH . 'cache/searchwords.php','$softwords = ' . var_export($_words,true).";\n");
}

//更新GOOGLE sitemap
function updateSitemap() {
	$GLOBALS['db']->query("DELETE FROM `softkeyword` WHERE adddate<left(from_unixtime(unix_timestamp()-86400),10)");
	$today = format_time(time(),"Y-m-d");
	$str = "<?xml version='1.0' encoding='GBK'?>\n<urlset xmlns='http://www.google.com/schemas/sitemap/0.84'>\n<url><loc>http://www.youcandown.com/</loc><lastmod>{$today}</lastmod><changefreq>daily</changefreq><priority>0.8</priority></url>\n";
	$todaysoft = $GLOBALS['db']->getAll("SELECT id FROM `softinfo` WHERE `datetime`>left(from_unixtime(unix_timestamp()-86400*3),10)");
	foreach((array)$todaysoft as $t) {
		$str .="<url><loc>http://www.youcandown.com/soft-{$t['id']}.html</loc><lastmod>{$today}</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>\n";
	}
	$str .="</urlset>";
	writetofile(ROOT_PATH . 'todaysoft.xml',$str,'xml');
	return true;
}
?>