dedeCMS缩略图变成/www/wwwroot/这样的链接格式的解决教程

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/**

*  获得缩略图

*

* @access    public

* @param     string  $litpic  缩略图

* @param     string  $picname  图片名称

* @param     string  $isremote  是否远程

* @return    string

*/

function GetDDImage($litpic, $picname, $isremote)

{

global $cuserLogin,$cfg_ddimg_width,$cfg_ddimg_height,$cfg_basedir,$ddcfg_image_dir,$cfg_addon_savetype;

$ntime = time();

if( ($litpic != 'none' || $litpic != 'ddfirst') &&

!empty($_FILES[$litpic]['tmp_name']) && is_uploaded_file($_FILES[$litpic]['tmp_name']))

{

//如果用户自行上传缩略图

$istype = 0;

$sparr = Array("image/pjpeg", "image/jpeg", "image/gif", "image/png");

$_FILES[$litpic]['type'] = strtolower(trim($_FILES[$litpic]['type']));

if(!in_array($_FILES[$litpic]['type'], $sparr))

{

ShowMsg("上传的图片格式错误，请使用JPEG、GIF、PNG格式的其中一种！","-1");

exit();

}

$savepath = $ddcfg_image_dir.'/'.MyDate($cfg_addon_savetype, $ntime);



CreateDir($savepath);

$fullUrl = $savepath.'/'.dd2char(MyDate('mdHis', $ntime).$cuserLogin->getUserID().mt_rand(1000, 9999));

if(strtolower($_FILES[$litpic]['type']) == "image/gif")

{

$fullUrl = $fullUrl.".gif";

}

else if(strtolower($_FILES[$litpic]['type']) == "image/png")

{

$fullUrl = $fullUrl.".png";

}

else

{

$fullUrl = $fullUrl.".jpg";

}



@move_uploaded_file($_FILES[$litpic]['tmp_name'], $cfg_basedir.$fullUrl);

$litpic = $fullUrl;



if($GLOBALS['cfg_ddimg_full']=='Y') @ImageResizeNew($cfg_basedir.$fullUrl,$cfg_ddimg_width,$cfg_ddimg_height);

else @ImageResize($cfg_basedir.$fullUrl,$cfg_ddimg_width,$cfg_ddimg_height);



$img = $cfg_basedir.$litpic;



}

else

{



$picname = trim($picname);

if($isremote==1 && preg_match("#^http://#i", $picname))

{

$litpic = $picname;

$ddinfos = GetRemoteImage($litpic, $cuserLogin->getUserID());



if(!is_array($ddinfos))

{

$litpic = '';

}

else

{

$litpic = $ddinfos[0];

if($ddinfos[1] > $cfg_ddimg_width || $ddinfos[2] > $cfg_ddimg_height)

{

if($GLOBALS['cfg_ddimg_full']=='Y') @ImageResizeNew($cfg_basedir.$litpic,$cfg_ddimg_width,$cfg_ddimg_height);

else @ImageResize($cfg_basedir.$litpic,$cfg_ddimg_width,$cfg_ddimg_height);

}

}

}

else

{

if($litpic=='ddfirst' && !preg_match("#^http://#i", $picname))

{

$oldpic = $cfg_basedir.$picname;

$litpic = str_replace('.', '-lp.', $picname);

if($GLOBALS['cfg_ddimg_full']=='Y') @ImageResizeNew($oldpic,$cfg_ddimg_width,$cfg_ddimg_height,$cfg_basedir.$litpic);

else@ImageResize($oldpic,$cfg_ddimg_width,$cfg_ddimg_height,$cfg_basedir.$litpic);

if(!is_file($cfg_basedir.$litpic)) $litpic = $oldpic;

}

else

{

$litpic = $picname;

return $litpic;

}

}

}

if($litpic=='litpic' || $litpic=='ddfirst') $litpic = '';

return $litpic;

}