-2
$file_extension= explode('.', $file_name);
$file_extn= strtolower(end($file_extension));
$old_file_path = $user_data['profile_pic'];
function change_profile_image($user_id, $file_temp, $file_extn, $old_file_path){
$file_path = 'core/images/profile/'. substr(md5(time()), 0, 20) . '.' . $file_extn;
move_uploaded_file($file_temp, $file_path);
if(file_exists($old_file_path) === true){unlink($old_file_path);}
mysql_query("UPDATE `users` SET `profile_pic` = '". mysql_real_escape_string($file_path) ."' WHERE `user_id` = " . (int)$user_id);
if($file_extn == 'png'){
list($width, $height) = getimagesize($old_file_path);
$new_width = $width;
$new_height = $height;
$image_p = imagecreatetruecolor($new_width, $new_height);
$image = imagecreatefrompng($old_file_path);
imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
imagejpeg($image_p, $file_path);
if(file_exists($old_file_path) === true){unlink($old_file_path);}
mysql_query("UPDATE `users` SET `profile_pic` = '". mysql_real_escape_string($file_path) ."' WHERE `user_id` = " . (int)$user_id);
}
if($file_extn == 'jpg' || $file_extn == 'jpeg'){
list($width, $height) = getimagesize($file_path);
$new_width = $width;
$new_height = $height;
$image_p = imagecreatetruecolor($new_width, $new_height);
$image = imagecreatefromjpeg($file_path);
imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
imagejpeg($image_p, $file_path);
if(file_exists($old_file_path) === true){unlink($old_file_path);}
mysql_query("UPDATE `users` SET `profile_pic` = '". mysql_real_escape_string($file_path) ."' WHERE `user_id` = " . (int)$user_id);
}
}
图像上传但问题是上传后没有转换图像。问题是什么?我相信if语句不起作用。上传后将.PNG图像转换为.JPEG
你应该使用不区分大小写的字符串比较(或“真正的”字符串比较而不是'=='? – Floris 2013-02-17 19:57:41
不要紧 - 我只注意到顶部附近的'strtolower'函数。 .. – Floris 2013-02-17 19:59:27
是的,它很烦人,这是行不通的 – Cole 2013-02-17 20:01:16