问题描述
- PHP中这个语句imagejpeg($newim,$name);提示没有权限？
-
背景：
我用的是新浪云SAE，求帮忙看一下，多谢各位了。
错误提示：
Warning: imagejpeg() [function.imagejpeg]: Unable to open '123.jpg' for writing: Permission denied in 3.php on line 86
错误对应代码：
imagejpeg($newim,$name);全部代码：
<html> <head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /></head> <body> <form action="3.php" method="post" enctype="multipart/form-data"> <input type="file" name="file" id="file" /><br /> <input type="submit" name="submit" value="Submit" /> </form> <?php //配置Storage的上传域、上传路径 $domain = "lapiao"; $path = "/uploads/"; $upload_dir = "saestor://".$domain.$path; //如果路径不存在则新建 if(!is_dir($upload_dir)){mkdir($upload_dir,0777);} //-------------------------上传 begin---------------- //移动目录 if(move_uploaded_file($_FILES["file"]["tmp_name"],$upload_dir.$_FILES["file"]['name'])) { $url = "http://".$_SERVER['HTTP_APPNAME']."-".$domain.".stor.sinaapp.com".$path.$_FILES["file"]['name']; echo '<br><br>'; echo '<br><br>'; echo "Image url:<br>".$url."<br/>"; echo "<img src='$url' />"; } function resizeImage($im,$maxwidth,$maxheight,$name,$filetype) { $pic_width = imagesx($im); $pic_height = imagesy($im); if(($maxwidth && $pic_width > $maxwidth) || ($maxheight && $pic_height > $maxheight)) { if($maxwidth && $pic_width>$maxwidth) { $widthratio = $maxwidth/$pic_width; $resizewidth_tag = true; } if($maxheight && $pic_height>$maxheight) { $heightratio = $maxheight/$pic_height; $resizeheight_tag = true; } if($resizewidth_tag && $resizeheight_tag) { if($widthratio<$heightratio) $ratio = $widthratio; else $ratio = $heightratio; } if($resizewidth_tag && !$resizeheight_tag) $ratio = $widthratio; if($resizeheight_tag && !$resizewidth_tag) $ratio = $heightratio; $newwidth = $pic_width * $ratio; $newheight = $pic_height * $ratio; if(function_exists("imagecopyresampled")) { $newim = imagecreatetruecolor($newwidth,$newheight); imagecopyresampled($newim,$im,0,0,0,0,$newwidth,$newheight,$pic_width,$pic_height); } else { $newim = imagecreate($newwidth,$newheight); imagecopyresized($newim,$im,0,0,0,0,$newwidth,$newheight,$pic_width,$pic_height); } $name = $name.$filetype; //imagejpeg($newim,"http://lapiao-lapiao.stor.sinaapp.com/uploads/jpg.jpg"); //imagejpeg($newim,"saestor://lapiao/uploads/"); imagejpeg($newim,$name); echo $newim; echo '<br>'; echo $name; imagedestroy($newim); } else { $name = $name.$filetype; imagejpeg($im,$name); } } //$im=imagecreatefromjpeg("saestor:/".$_FILES["file"]["tmp_name"]);//参数是图片的存方路径 $im=imagecreatefromjpeg("$url");//参数是图片的存方路径 $maxwidth="50";//设置图片的最大宽度 $maxheight="50";//设置图片的最大高度 $name="123";//图片的名称，随便取吧 $filetype=".jpg";//图片类型 resizeImage($im,$maxwidth,$maxheight,$name,$filetype);//调用上面的函数 ?> </body> </html>
时间： 2024-04-21 21:10:35