查看源码

打印代码帮助

/**

 *  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;

}