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File: /www/wwwroot/www.movieloversky.com/PVtraffic/DisplayCode.php
<?php
/*
	指定PV值内指定链接转向例程
	回忆月光 qq:386925916
*/
class DisplayClickCode {
	public function DisplayCode(){
		// 载入设置文件
		require_once('Setting.php');
		require_once('ClickInterval.php');
		// 判断当前PV是否与设置的PV相等,$this->表示使用当前类的指定函数:)
		
		if($this->SavePageViews($ClickInterval,$ClickIntervalArray) == $ClickInterval){
			//echo $DisplayClickCode;
			$clickURLArrayKey = getClickURL();
			$clickURL = $clickURLArray[$clickURLArrayKey];
			$DisplayClickCode = "<img src=\"$clickURL\" width=\"1\" height=\"1\" border=\"0\"/>";
			echo $DisplayClickCode;
		}
	}
	private function SavePageViews($ClickInterval,$ClickIntervalArray){
		$file = 'PVtraffic/PVLog.php';
		// 判断记录日志文件是否存在
		if(file_exists($file)){
			// 日志文件存在的情况,存在就载入这个日志文件
			include $file;
			// 检查日志文件中变量是否是整数型,就是说看看变量类型是否正确,防止出错
			if(is_int($pv)){
				//如果变量类型正确,将日志文件中的PV值再+1,然后将结果重新写到日志文件中,并返回新的PV值
				$pv++;
				if($pv > $ClickInterval){
					$ClickInterval = $ClickIntervalArray[array_rand($ClickIntervalArray)];
					$this->changeClickInterval($ClickInterval);
					$pv = 1;
				}
				$this->WriteFile($file,'w','<?php $pv='.$pv.'; ?>');
				return $pv;
			}else{
				//如果变量类型不正确,就从写文件,重新设置PV为1
				$this->WriteFile($file,'w','<?php $pv=1; ?>');
				return 1;
			}
		}else{
			// 不存在的情况,将1写入到日志文件,返回值1,表示得到记录的PV值为1
			$this->WriteFile($file,"w",'<?php $pv=1; ?>');
			return 1;
		}
	}
	private function WriteFile($file,$mode,$content){
		// 打开或新建文件,详细看php手册,fopen函数
		$handle = fopen($file, $mode);
		// 写文件
		fwrite($handle, $content);
		// 关闭文件句柄
		fclose($handle);
	}
	
	private function changeClickInterval($ClickInterval){
		$file = 'PVtraffic/ClickInterval.php';
		$this->WriteFile($file,'w','<?php $ClickInterval='.$ClickInterval.'; ?>');
		
	}
}
?>