private function _getcontent($content)
{
$img_dir='../Public/Img/Ycimg'; //远程图片抓取存放到本地路径
$body = stripslashes($content);
$img_array = array();
preg_match_all("/(src|SRC)=[\"|'| ]{0,}(http:\/\/(.*)\.(gif|jpg|jpeg|bmp|png))/isU",$body,$img_array);
$img_array = array_unique($img_array[2]);
// dump($img_array);
set_time_limit(0);
$imgUrl = $img_dir."/".strftime("%Y%m%d",time()); //保存文件夹
$imgPath = $base_dir.$imgUrl;
$milliSecond = strftime("%H%M%S",time());
if(!is_dir($imgPath)) @mkdir($imgPath,0777); //如果没有该文件夹 则创建
foreach($img_array as $key =>$value)
{
if (strpos($value,'bamaol.com')==false)
{
$value = trim($value);
$get_file = @file_get_contents($value);
$rndFileName = $imgPath."/".$milliSecond.$key.".".substr($value,-3,3);
$fileurl = $imgUrl."/".$milliSecond.$key.".".substr($value,-3,3);
$filesmall=$imgUrl."/bamaol_".$milliSecond.$key.".".substr($value,-3,3); //缩略图
if($get_file)
{
$fp = @fopen($rndFileName,"w");
//$fp1 = @fopen($filesmall,"w");
@fwrite($fp,$get_file);
// @fwrite($fp1,$get_file);
@fclose($fp);
// @fclose($fp1);
}
$this->img2thumb($fileurl,$filesmall);//调用缩略图方法
$body = ereg_replace($value,$filesmall,$body);
}
}
return $body;
}
/**
* 生成缩略图
* @param string 源图绝对完整地址{带文件名及后缀名}
* @param string 目标图绝对完整地址{带文件名及后缀名}
* @param int 缩略图宽{0:此时目标高度不能为0,目标宽度为源图宽*(目标高度/源图高)}
* @param int 缩略图高{0:此时目标宽度不能为0,目标高度为源图高*(目标宽度/源图宽)}
* @param int 是否裁切{宽,高必须非0}
* @param int/float 缩放{0:不缩放, 0<this<1:缩放到相应比例(此时宽高限制和裁切均失效)}
* @return boolean
*/
private function img2thumb($src_img, $dst_img, $width = 150, $height =150, $cut =1, $proportion = 0)
{
//$src_img='../Public/Img/Ycimg/20131105/2105260.jpg';
if(!is_file($src_img))
{
return false;
}
$ot = $this->fileext($dst_img);
$otfunc = 'image' . ($ot == 'jpg' ? 'jpeg' : $ot);
$srcinfo = getimagesize($src_img);
$src_w = $srcinfo[0];
$src_h = $srcinfo[1];
$type = strtolower(substr(image_type_to_extension($srcinfo[2]), 1));
$createfun = 'imagecreatefrom' . ($type == 'jpg' ? 'jpeg' : $type);
$dst_h = $height;
$dst_w = $width;
$x = $y = 0;
/**
* 缩略图不超过源图尺寸(前提是宽或高只有一个)
*/
if(($width> $src_w && $height> $src_h) || ($height> $src_h && $width == 0) || ($width> $src_w && $height == 0))
{
$proportion = 1;
}
if($width> $src_w)
{
$dst_w = $width = $src_w;
}
if($height> $src_h)
{
$dst_h = $height = $src_h;
}
if(!$width && !$height && !$proportion)
{
return false;
}
if(!$proportion)
{
if($cut == 0)
{
if($dst_w && $dst_h)
{
if($dst_w/$src_w> $dst_h/$src_h)
{
$dst_w = $src_w * ($dst_h / $src_h);
$x = 0 - ($dst_w - $width) / 2;
}
else
{
$dst_h = $src_h * ($dst_w / $src_w);
$y = 0 - ($dst_h - $height) / 2;
}
}
else if($dst_w xor $dst_h)
{
if($dst_w && !$dst_h) //有宽无高
{
$propor = $dst_w / $src_w;
$height = $dst_h = $src_h * $propor;
}
else if(!$dst_w && $dst_h) //有高无宽
{
$propor = $dst_h / $src_h;
$width = $dst_w = $src_w * $propor;
}
}
}
else
{
if(!$dst_h) //裁剪时无高
{
$height = $dst_h = $dst_w;
}
if(!$dst_w) //裁剪时无宽
{
$width = $dst_w = $dst_h;
}
$propor = min(max($dst_w / $src_w, $dst_h / $src_h), 1);
$dst_w = (int)round($src_w * $propor);
$dst_h = (int)round($src_h * $propor);
$x = ($width - $dst_w) / 2;
$y = ($height - $dst_h) / 2;
}
}
else
{
$proportion = min($proportion, 1);
$height = $dst_h = $src_h * $proportion;
$width = $dst_w = $src_w * $proportion;
}
$src = $createfun($src_img);
$dst = imagecreatetruecolor($width ? $width : $dst_w, $height ? $height : $dst_h);
$white = imagecolorallocate($dst, 255, 255, 255);
imagefill($dst, 0, 0, $white);
if(function_exists('imagecopyresampled'))
{
imagecopyresampled($dst, $src, $x, $y, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
}
else
{
imagecopyresized($dst, $src, $x, $y, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
}
$otfunc($dst, $dst_img);
imagedestroy($dst);
imagedestroy($src);
/* $fp = @fopen($dst_img,"w");
@fwrite($fp,$src_img);
@fclose($fp); */
return true;
}
function fileext($file)
{
return pathinfo($file, PATHINFO_EXTENSION);
}