Bing-Background-Reptiles

<?php
function saveImage($path) {
 	if(!preg_match('/\/([^\/]+\.[a-z]{3,4})$/i',$path,$matches)) //匹配图片
 	die('Use image please');
 	$image_name = strToLower($matches[1]);
 	$ch = curl_init ($path);
 	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 	curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
 	$img = curl_exec ($ch);
 	curl_close ($ch);
 	$fp = fopen("./download/".$image_name,'w'); //下载目录以及文件名
 	fwrite($fp, $img);
 	fclose($fp);
}
	$str = file_get_contents('http://cn.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1');
	$array = json_decode($str);
	$imgurl = $array->{"images"}[0]->{"url"};//图片URL
	$copyright = $array->{"images"}[0]->{"copyright"};//图片描述版权
	if($imgurl){
		echo '<img src="'.$imgurl.'"  alt="'.$copyright.'" /><br>';
		saveImage($imgurl); //下载抓到的图片
		exit();
	}else{
		exit('error');
	}
?>

Bing-Background-Show

<?php
    $page=isset($_GET['page'])?$_GET['page']:0;//从零开始
    $imgnums = 10;    //每页显示的图片数
    $path="./download";   //图片保存的目录
    $handle = opendir($path);
 
    $i=0;
    while (false !== ($file = readdir($handle))) {
       list($filesname,$ext)=explode(".",$file);
       if($ext=="gif" or $ext=="jpg" or $ext=="JPG" or $ext=="GIF" ) {
           if (!is_dir('./'.$file)) {
              $array[]=$file;//保存图片名称
              ++$i;
           }
       }
    }
 
    if($array){
       rsort($array);//修改日期倒序排序
    }
 
    for($j=$imgnums*$page; $j<($imgnums*$page+$imgnums)&&$j<$i; ++$j){
       echo '<div>';
       echo $array[$j],'<br />';
       echo "<img src=".$path."/".$array[$j]."><br />";
       echo '</div>';
    }
 
    $realpage = @ceil($i / $imgnums) - 1;
    $Prepage = $page-1;
    $Nextpage = $page+1;
    if($Prepage<0){
       echo "上一页 ";
       echo "<a href=?page=$Nextpage>下一页</a> ";
       echo "<a href=?page=$realpage>最末页</a> ";
    }elseif($Nextpage >= $realpage){
       echo "<a href=?page=0>首页</a> ";
       echo " <a href=?page=$Prepage>上一页</a> ";
       echo " 下一页";
    }else{
       echo "<a href=?page=0>首页</a> ";
       echo "<a href=?page=$Prepage>上一页</a> ";
       echo "<a href=?page=$Nextpage>下一页</a> ";
       echo "<a href=?page=$realpage>最末页</a> ";
    }
    ?>