inital commit
This commit is contained in:
903
webroot/forum/inc/functions_upload.php
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903
webroot/forum/inc/functions_upload.php
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@@ -0,0 +1,903 @@
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<?php
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/**
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* MyBB 1.8
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* Copyright 2014 MyBB Group, All Rights Reserved
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*
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* Website: http://www.mybb.com
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* License: http://www.mybb.com/about/license
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*
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*/
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/**
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* Remove an attachment from a specific post
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*
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* @param int $pid The post ID
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* @param string $posthash The posthash if available
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* @param int $aid The attachment ID
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*/
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function remove_attachment($pid, $posthash, $aid)
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{
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global $db, $mybb, $plugins;
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$aid = (int)$aid;
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$posthash = $db->escape_string($posthash);
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if(!empty($posthash))
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{
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$query = $db->simple_select("attachments", "aid, attachname, thumbnail, visible", "aid='{$aid}' AND posthash='{$posthash}'");
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$attachment = $db->fetch_array($query);
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}
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else
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{
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$query = $db->simple_select("attachments", "aid, attachname, thumbnail, visible", "aid='{$aid}' AND pid='{$pid}'");
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$attachment = $db->fetch_array($query);
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}
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$plugins->run_hooks("remove_attachment_do_delete", $attachment);
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if($attachment === false)
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{
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// no attachment found with the given details
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return;
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}
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$db->delete_query("attachments", "aid='{$attachment['aid']}'");
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if(defined('IN_ADMINCP'))
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{
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$uploadpath = '../'.$mybb->settings['uploadspath'];
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}
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else
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{
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$uploadpath = $mybb->settings['uploadspath'];
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}
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// Check if this attachment is referenced in any other posts. If it isn't, then we are safe to delete the actual file.
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$query = $db->simple_select("attachments", "COUNT(aid) as numreferences", "attachname='".$db->escape_string($attachment['attachname'])."'");
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if($db->fetch_field($query, "numreferences") == 0)
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{
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delete_uploaded_file($uploadpath."/".$attachment['attachname']);
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if($attachment['thumbnail'])
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{
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delete_uploaded_file($uploadpath."/".$attachment['thumbnail']);
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}
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$date_directory = explode('/', $attachment['attachname']);
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if(@is_dir($uploadpath."/".$date_directory[0]))
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{
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delete_upload_directory($uploadpath."/".$date_directory[0]);
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}
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}
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if($attachment['visible'] == 1 && $pid)
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{
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$post = get_post($pid);
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update_thread_counters($post['tid'], array("attachmentcount" => "-1"));
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}
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}
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/**
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* Remove all of the attachments from a specific post
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*
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* @param int $pid The post ID
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* @param string $posthash The posthash if available
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*/
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function remove_attachments($pid, $posthash="")
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{
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global $db, $mybb, $plugins;
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if($pid)
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{
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$post = get_post($pid);
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}
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$posthash = $db->escape_string($posthash);
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if($posthash != "" && !$pid)
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{
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$query = $db->simple_select("attachments", "*", "posthash='$posthash'");
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}
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else
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{
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$query = $db->simple_select("attachments", "*", "pid='$pid'");
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}
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if(defined('IN_ADMINCP'))
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{
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$uploadpath = '../'.$mybb->settings['uploadspath'];
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}
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else
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{
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$uploadpath = $mybb->settings['uploadspath'];
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}
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$num_attachments = 0;
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while($attachment = $db->fetch_array($query))
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{
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if($attachment['visible'] == 1)
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{
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$num_attachments++;
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}
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$plugins->run_hooks("remove_attachments_do_delete", $attachment);
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$db->delete_query("attachments", "aid='".$attachment['aid']."'");
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// Check if this attachment is referenced in any other posts. If it isn't, then we are safe to delete the actual file.
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$query2 = $db->simple_select("attachments", "COUNT(aid) as numreferences", "attachname='".$db->escape_string($attachment['attachname'])."'");
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if($db->fetch_field($query2, "numreferences") == 0)
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{
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delete_uploaded_file($uploadpath."/".$attachment['attachname']);
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if($attachment['thumbnail'])
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{
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delete_uploaded_file($uploadpath."/".$attachment['thumbnail']);
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}
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$date_directory = explode('/', $attachment['attachname']);
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if(@is_dir($uploadpath."/".$date_directory[0]))
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{
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delete_upload_directory($uploadpath."/".$date_directory[0]);
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}
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}
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}
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if($post['tid'])
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{
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update_thread_counters($post['tid'], array("attachmentcount" => "-{$num_attachments}"));
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}
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}
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/**
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* Remove any matching avatars for a specific user ID
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*
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* @param int $uid The user ID
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* @param string $exclude A file name to be excluded from the removal
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*/
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function remove_avatars($uid, $exclude="")
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{
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global $mybb, $plugins;
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if(defined('IN_ADMINCP'))
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{
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$avatarpath = '../'.$mybb->settings['avataruploadpath'];
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}
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else
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{
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$avatarpath = $mybb->settings['avataruploadpath'];
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}
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$dir = opendir($avatarpath);
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if($dir)
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{
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while($file = @readdir($dir))
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{
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$plugins->run_hooks("remove_avatars_do_delete", $file);
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if(preg_match("#avatar_".$uid."\.#", $file) && is_file($avatarpath."/".$file) && $file != $exclude)
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{
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delete_uploaded_file($avatarpath."/".$file);
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}
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}
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@closedir($dir);
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}
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}
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/**
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* Upload a new avatar in to the file system
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*
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* @param array $avatar Incoming FILE array, if we have one - otherwise takes $_FILES['avatarupload']
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* @param int $uid User ID this avatar is being uploaded for, if not the current user
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* @return array Array of errors if any, otherwise filename of successful.
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*/
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function upload_avatar($avatar=array(), $uid=0)
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{
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global $db, $mybb, $lang, $plugins, $cache;
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$ret = array();
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if(!$uid)
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{
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$uid = $mybb->user['uid'];
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}
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if(!$avatar['name'] || !$avatar['tmp_name'])
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{
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$avatar = $_FILES['avatarupload'];
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}
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if(!is_uploaded_file($avatar['tmp_name']))
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{
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$ret['error'] = $lang->error_uploadfailed;
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return $ret;
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}
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// Check we have a valid extension
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$ext = get_extension(my_strtolower($avatar['name']));
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if(!preg_match("#^(gif|jpg|jpeg|jpe|bmp|png)$#i", $ext))
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{
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$ret['error'] = $lang->error_avatartype;
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return $ret;
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}
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if(defined('IN_ADMINCP'))
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{
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$avatarpath = '../'.$mybb->settings['avataruploadpath'];
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$lang->load("messages", true);
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}
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else
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{
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$avatarpath = $mybb->settings['avataruploadpath'];
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}
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$filename = "avatar_".$uid.".".$ext;
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$file = upload_file($avatar, $avatarpath, $filename);
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if($file['error'])
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{
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delete_uploaded_file($avatarpath."/".$filename);
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$ret['error'] = $lang->error_uploadfailed;
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return $ret;
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}
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// Lets just double check that it exists
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if(!file_exists($avatarpath."/".$filename))
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{
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$ret['error'] = $lang->error_uploadfailed;
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delete_uploaded_file($avatarpath."/".$filename);
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return $ret;
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}
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// Check if this is a valid image or not
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$img_dimensions = @getimagesize($avatarpath."/".$filename);
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if(!is_array($img_dimensions))
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{
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delete_uploaded_file($avatarpath."/".$filename);
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$ret['error'] = $lang->error_uploadfailed;
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return $ret;
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}
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// Check avatar dimensions
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if($mybb->settings['maxavatardims'] != '')
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{
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list($maxwidth, $maxheight) = @preg_split('/[|x]/', $mybb->settings['maxavatardims']);
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if(($maxwidth && $img_dimensions[0] > $maxwidth) || ($maxheight && $img_dimensions[1] > $maxheight))
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{
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// Automatic resizing enabled?
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if($mybb->settings['avatarresizing'] == "auto" || ($mybb->settings['avatarresizing'] == "user" && $mybb->input['auto_resize'] == 1))
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{
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require_once MYBB_ROOT."inc/functions_image.php";
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$thumbnail = generate_thumbnail($avatarpath."/".$filename, $avatarpath, $filename, $maxheight, $maxwidth);
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if(!$thumbnail['filename'])
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{
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$ret['error'] = $lang->sprintf($lang->error_avatartoobig, $maxwidth, $maxheight);
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$ret['error'] .= "<br /><br />".$lang->error_avatarresizefailed;
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delete_uploaded_file($avatarpath."/".$filename);
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return $ret;
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}
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else
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{
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// Copy scaled image to CDN
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copy_file_to_cdn($avatarpath . '/' . $thumbnail['filename']);
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// Reset filesize
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$avatar['size'] = filesize($avatarpath."/".$filename);
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// Reset dimensions
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$img_dimensions = @getimagesize($avatarpath."/".$filename);
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}
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}
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else
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{
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$ret['error'] = $lang->sprintf($lang->error_avatartoobig, $maxwidth, $maxheight);
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if($mybb->settings['avatarresizing'] == "user")
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{
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$ret['error'] .= "<br /><br />".$lang->error_avataruserresize;
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}
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delete_uploaded_file($avatarpath."/".$filename);
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return $ret;
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}
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}
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}
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// Check a list of known MIME types to establish what kind of avatar we're uploading
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$attachtypes = (array)$cache->read('attachtypes');
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$allowed_mime_types = array();
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foreach($attachtypes as $attachtype)
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{
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if(defined('IN_ADMINCP') || is_member($attachtype['groups']) && $attachtype['avatarfile'])
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{
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$allowed_mime_types[$attachtype['mimetype']] = $attachtype['maxsize'];
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}
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}
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$avatar['type'] = my_strtolower($avatar['type']);
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switch($avatar['type'])
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{
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case "image/gif":
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$img_type = 1;
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break;
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case "image/jpeg":
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case "image/x-jpg":
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case "image/x-jpeg":
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case "image/pjpeg":
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case "image/jpg":
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$img_type = 2;
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break;
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case "image/png":
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case "image/x-png":
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$img_type = 3;
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break;
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case "image/bmp":
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case "image/x-bmp":
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case "image/x-windows-bmp":
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$img_type = 6;
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break;
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default:
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$img_type = 0;
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}
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// Check if the uploaded file type matches the correct image type (returned by getimagesize)
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if(empty($allowed_mime_types[$avatar['type']]) || $img_dimensions[2] != $img_type || $img_type == 0)
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{
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$ret['error'] = $lang->error_uploadfailed;
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delete_uploaded_file($avatarpath."/".$filename);
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return $ret;
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}
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// Next check the file size
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if(($mybb->settings['avatarsize'] > 0 && $avatar['size'] > ($mybb->settings['avatarsize']*1024)) || $avatar['size'] > ($allowed_mime_types[$avatar['type']]*1024))
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{
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delete_uploaded_file($avatarpath."/".$filename);
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$ret['error'] = $lang->error_uploadsize;
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return $ret;
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}
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// Everything is okay so lets delete old avatars for this user
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remove_avatars($uid, $filename);
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$ret = array(
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"avatar" => $mybb->settings['avataruploadpath']."/".$filename,
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"width" => (int)$img_dimensions[0],
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"height" => (int)$img_dimensions[1]
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);
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$ret = $plugins->run_hooks("upload_avatar_end", $ret);
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return $ret;
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}
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/**
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* Upload an attachment in to the file system
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*
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* @param array $attachment Attachment data (as fed by PHPs $_FILE)
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* @param boolean $update_attachment Whether or not we are updating a current attachment or inserting a new one
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* @return array Array of attachment data if successful, otherwise array of error data
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*/
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function upload_attachment($attachment, $update_attachment=false)
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{
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global $mybb, $db, $theme, $templates, $posthash, $pid, $tid, $forum, $mybb, $lang, $plugins, $cache;
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$posthash = $db->escape_string($mybb->get_input('posthash'));
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$pid = (int)$pid;
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if(isset($attachment['error']) && $attachment['error'] != 0)
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{
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$ret['error'] = $lang->error_uploadfailed.$lang->error_uploadfailed_detail;
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switch($attachment['error'])
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{
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case 1: // UPLOAD_ERR_INI_SIZE
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$ret['error'] .= $lang->error_uploadfailed_php1;
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break;
|
||||
case 2: // UPLOAD_ERR_FORM_SIZE
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$ret['error'] .= $lang->error_uploadfailed_php2;
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break;
|
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case 3: // UPLOAD_ERR_PARTIAL
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$ret['error'] .= $lang->error_uploadfailed_php3;
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break;
|
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case 4: // UPLOAD_ERR_NO_FILE
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$ret['error'] .= $lang->error_uploadfailed_php4;
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||||
break;
|
||||
case 6: // UPLOAD_ERR_NO_TMP_DIR
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$ret['error'] .= $lang->error_uploadfailed_php6;
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||||
break;
|
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case 7: // UPLOAD_ERR_CANT_WRITE
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$ret['error'] .= $lang->error_uploadfailed_php7;
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||||
break;
|
||||
default:
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$ret['error'] .= $lang->sprintf($lang->error_uploadfailed_phpx, $attachment['error']);
|
||||
break;
|
||||
}
|
||||
return $ret;
|
||||
}
|
||||
|
||||
if(!is_uploaded_file($attachment['tmp_name']) || empty($attachment['tmp_name']))
|
||||
{
|
||||
$ret['error'] = $lang->error_uploadfailed.$lang->error_uploadfailed_php4;
|
||||
return $ret;
|
||||
}
|
||||
|
||||
$attachtypes = (array)$cache->read('attachtypes');
|
||||
$attachment = $plugins->run_hooks("upload_attachment_start", $attachment);
|
||||
|
||||
$allowed_mime_types = array();
|
||||
foreach($attachtypes as $ext => $attachtype)
|
||||
{
|
||||
if(!is_member($attachtype['groups']) || ($attachtype['forums'] != -1 && strpos(','.$attachtype['forums'].',', ','.$forum['fid'].',') === false))
|
||||
{
|
||||
unset($attachtypes[$ext]);
|
||||
}
|
||||
}
|
||||
|
||||
$ext = get_extension($attachment['name']);
|
||||
// Check if we have a valid extension
|
||||
if(!isset($attachtypes[$ext]))
|
||||
{
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$ret['error'] = $lang->error_attachtype;
|
||||
return $ret;
|
||||
}
|
||||
else
|
||||
{
|
||||
$attachtype = $attachtypes[$ext];
|
||||
}
|
||||
|
||||
// Check the size
|
||||
if($attachment['size'] > $attachtype['maxsize']*1024 && $attachtype['maxsize'] != "")
|
||||
{
|
||||
$ret['error'] = $lang->sprintf($lang->error_attachsize, htmlspecialchars_uni($attachment['name']), $attachtype['maxsize']);
|
||||
return $ret;
|
||||
}
|
||||
|
||||
// Double check attachment space usage
|
||||
if($mybb->usergroup['attachquota'] > 0)
|
||||
{
|
||||
$query = $db->simple_select("attachments", "SUM(filesize) AS ausage", "uid='".$mybb->user['uid']."'");
|
||||
$usage = $db->fetch_array($query);
|
||||
$usage = $usage['ausage']+$attachment['size'];
|
||||
if($usage > ($mybb->usergroup['attachquota']*1024))
|
||||
{
|
||||
$friendlyquota = get_friendly_size($mybb->usergroup['attachquota']*1024);
|
||||
$ret['error'] = $lang->sprintf($lang->error_reachedattachquota, $friendlyquota);
|
||||
return $ret;
|
||||
}
|
||||
}
|
||||
|
||||
// Gather forum permissions
|
||||
$forumpermissions = forum_permissions($forum['fid']);
|
||||
|
||||
// Check if an attachment with this name is already in the post
|
||||
if($pid != 0)
|
||||
{
|
||||
$uploaded_query = "pid='{$pid}'";
|
||||
}
|
||||
else
|
||||
{
|
||||
$uploaded_query = "posthash='{$posthash}'";
|
||||
}
|
||||
$query = $db->simple_select("attachments", "*", "filename='".$db->escape_string($attachment['name'])."' AND ".$uploaded_query);
|
||||
$prevattach = $db->fetch_array($query);
|
||||
if($prevattach['aid'] && $update_attachment == false)
|
||||
{
|
||||
if(!$mybb->usergroup['caneditattachments'] && !$forumpermissions['caneditattachments'])
|
||||
{
|
||||
$ret['error'] = $lang->error_alreadyuploaded_perm;
|
||||
return $ret;
|
||||
}
|
||||
|
||||
$ret['error'] = $lang->sprintf($lang->error_alreadyuploaded, htmlspecialchars_uni($attachment['name']));
|
||||
return $ret;
|
||||
}
|
||||
|
||||
// Check to see how many attachments exist for this post already
|
||||
if($mybb->settings['maxattachments'] > 0 && $update_attachment == false)
|
||||
{
|
||||
$query = $db->simple_select("attachments", "COUNT(aid) AS numattachs", $uploaded_query);
|
||||
$attachcount = $db->fetch_field($query, "numattachs");
|
||||
if($attachcount >= $mybb->settings['maxattachments'])
|
||||
{
|
||||
$ret['error'] = $lang->sprintf($lang->error_maxattachpost, $mybb->settings['maxattachments']);
|
||||
return $ret;
|
||||
}
|
||||
}
|
||||
|
||||
$month_dir = '';
|
||||
if($mybb->safemode == false)
|
||||
{
|
||||
// Check if the attachment directory (YYYYMM) exists, if not, create it
|
||||
$month_dir = gmdate("Ym");
|
||||
if(!@is_dir($mybb->settings['uploadspath']."/".$month_dir))
|
||||
{
|
||||
@mkdir($mybb->settings['uploadspath']."/".$month_dir);
|
||||
// Still doesn't exist - oh well, throw it in the main directory
|
||||
if(!@is_dir($mybb->settings['uploadspath']."/".$month_dir))
|
||||
{
|
||||
$month_dir = '';
|
||||
}
|
||||
else
|
||||
{
|
||||
$index = @fopen($mybb->settings['uploadspath']."/".$month_dir."/index.html", 'w');
|
||||
@fwrite($index, "<html>\n<head>\n<title></title>\n</head>\n<body>\n \n</body>\n</html>");
|
||||
@fclose($index);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// All seems to be good, lets move the attachment!
|
||||
$filename = "post_".$mybb->user['uid']."_".TIME_NOW."_".md5(random_str()).".attach";
|
||||
|
||||
$file = upload_file($attachment, $mybb->settings['uploadspath']."/".$month_dir, $filename);
|
||||
|
||||
// Failed to create the attachment in the monthly directory, just throw it in the main directory
|
||||
if(!empty($file['error']) && $month_dir)
|
||||
{
|
||||
$file = upload_file($attachment, $mybb->settings['uploadspath'].'/', $filename);
|
||||
}
|
||||
elseif($month_dir)
|
||||
{
|
||||
$filename = $month_dir."/".$filename;
|
||||
}
|
||||
|
||||
if(!empty($file['error']))
|
||||
{
|
||||
$ret['error'] = $lang->error_uploadfailed.$lang->error_uploadfailed_detail;
|
||||
switch($file['error'])
|
||||
{
|
||||
case 1:
|
||||
$ret['error'] .= $lang->error_uploadfailed_nothingtomove;
|
||||
break;
|
||||
case 2:
|
||||
$ret['error'] .= $lang->error_uploadfailed_movefailed;
|
||||
break;
|
||||
}
|
||||
return $ret;
|
||||
}
|
||||
|
||||
// Lets just double check that it exists
|
||||
if(!file_exists($mybb->settings['uploadspath']."/".$filename))
|
||||
{
|
||||
$ret['error'] = $lang->error_uploadfailed.$lang->error_uploadfailed_detail.$lang->error_uploadfailed_lost;
|
||||
return $ret;
|
||||
}
|
||||
|
||||
// Generate the array for the insert_query
|
||||
$attacharray = array(
|
||||
"pid" => $pid,
|
||||
"posthash" => $posthash,
|
||||
"uid" => $mybb->user['uid'],
|
||||
"filename" => $db->escape_string($file['original_filename']),
|
||||
"filetype" => $db->escape_string($file['type']),
|
||||
"filesize" => (int)$file['size'],
|
||||
"attachname" => $filename,
|
||||
"downloads" => 0,
|
||||
"dateuploaded" => TIME_NOW
|
||||
);
|
||||
|
||||
// If we're uploading an image, check the MIME type compared to the image type and attempt to generate a thumbnail
|
||||
if($ext == "gif" || $ext == "png" || $ext == "jpg" || $ext == "jpeg" || $ext == "jpe")
|
||||
{
|
||||
// Check a list of known MIME types to establish what kind of image we're uploading
|
||||
switch(my_strtolower($file['type']))
|
||||
{
|
||||
case "image/gif":
|
||||
$img_type = 1;
|
||||
break;
|
||||
case "image/jpeg":
|
||||
case "image/x-jpg":
|
||||
case "image/x-jpeg":
|
||||
case "image/pjpeg":
|
||||
case "image/jpg":
|
||||
$img_type = 2;
|
||||
break;
|
||||
case "image/png":
|
||||
case "image/x-png":
|
||||
$img_type = 3;
|
||||
break;
|
||||
default:
|
||||
$img_type = 0;
|
||||
}
|
||||
|
||||
$supported_mimes = array();
|
||||
foreach($attachtypes as $attachtype)
|
||||
{
|
||||
if(!empty($attachtype['mimetype']))
|
||||
{
|
||||
$supported_mimes[] = $attachtype['mimetype'];
|
||||
}
|
||||
}
|
||||
|
||||
// Check if the uploaded file type matches the correct image type (returned by getimagesize)
|
||||
$img_dimensions = @getimagesize($mybb->settings['uploadspath']."/".$filename);
|
||||
|
||||
$mime = "";
|
||||
$file_path = $mybb->settings['uploadspath']."/".$filename;
|
||||
if(function_exists("finfo_open"))
|
||||
{
|
||||
$file_info = finfo_open(FILEINFO_MIME);
|
||||
list($mime, ) = explode(';', finfo_file($file_info, MYBB_ROOT.$file_path), 1);
|
||||
finfo_close($file_info);
|
||||
}
|
||||
else if(function_exists("mime_content_type"))
|
||||
{
|
||||
$mime = mime_content_type(MYBB_ROOT.$file_path);
|
||||
}
|
||||
|
||||
if(!is_array($img_dimensions) || ($img_dimensions[2] != $img_type && !in_array($mime, $supported_mimes)))
|
||||
{
|
||||
delete_uploaded_file($mybb->settings['uploadspath']."/".$filename);
|
||||
$ret['error'] = $lang->error_uploadfailed;
|
||||
return $ret;
|
||||
}
|
||||
require_once MYBB_ROOT."inc/functions_image.php";
|
||||
$thumbname = str_replace(".attach", "_thumb.$ext", $filename);
|
||||
|
||||
$attacharray = $plugins->run_hooks("upload_attachment_thumb_start", $attacharray);
|
||||
|
||||
$thumbnail = generate_thumbnail($mybb->settings['uploadspath']."/".$filename, $mybb->settings['uploadspath'], $thumbname, $mybb->settings['attachthumbh'], $mybb->settings['attachthumbw']);
|
||||
|
||||
if($thumbnail['filename'])
|
||||
{
|
||||
$attacharray['thumbnail'] = $thumbnail['filename'];
|
||||
}
|
||||
elseif($thumbnail['code'] == 4)
|
||||
{
|
||||
$attacharray['thumbnail'] = "SMALL";
|
||||
}
|
||||
}
|
||||
if($forumpermissions['modattachments'] == 1 && !is_moderator($forum['fid'], "canapproveunapproveattachs"))
|
||||
{
|
||||
$attacharray['visible'] = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
$attacharray['visible'] = 1;
|
||||
}
|
||||
|
||||
$attacharray = $plugins->run_hooks("upload_attachment_do_insert", $attacharray);
|
||||
|
||||
if($prevattach['aid'] && $update_attachment == true)
|
||||
{
|
||||
unset($attacharray['downloads']); // Keep our download count if we're updating an attachment
|
||||
$db->update_query("attachments", $attacharray, "aid='".$db->escape_string($prevattach['aid'])."'");
|
||||
|
||||
// Remove old attachment file
|
||||
// Check if this attachment is referenced in any other posts. If it isn't, then we are safe to delete the actual file.
|
||||
$query = $db->simple_select("attachments", "COUNT(aid) as numreferences", "attachname='".$db->escape_string($prevattach['attachname'])."'");
|
||||
if($db->fetch_field($query, "numreferences") == 0)
|
||||
{
|
||||
delete_uploaded_file($mybb->settings['uploadspath']."/".$prevattach['attachname']);
|
||||
if($prevattach['thumbnail'])
|
||||
{
|
||||
delete_uploaded_file($mybb->settings['uploadspath']."/".$prevattach['thumbnail']);
|
||||
}
|
||||
|
||||
$date_directory = explode('/', $prevattach['attachname']);
|
||||
if(@is_dir($mybb->settings['uploadspath']."/".$date_directory[0]))
|
||||
{
|
||||
delete_upload_directory($mybb->settings['uploadspath']."/".$date_directory[0]);
|
||||
}
|
||||
}
|
||||
|
||||
$aid = $prevattach['aid'];
|
||||
}
|
||||
else
|
||||
{
|
||||
$aid = $db->insert_query("attachments", $attacharray);
|
||||
if($pid)
|
||||
{
|
||||
update_thread_counters($tid, array("attachmentcount" => "+1"));
|
||||
}
|
||||
}
|
||||
$ret['aid'] = $aid;
|
||||
return $ret;
|
||||
}
|
||||
|
||||
/**
|
||||
* Process adding attachment(s) when the "Add Attachment" button is pressed.
|
||||
*
|
||||
* @param int $pid The ID of the post.
|
||||
* @param array $forumpermission The permissions for the forum.
|
||||
* @param string $attachwhere Search string "pid='$pid'" or "posthash='".$db->escape_string($mybb->get_input('posthash'))."'"
|
||||
* @param string $action Where called from: "newthread", "newreply", or "editpost"
|
||||
*
|
||||
* @return array Array of errors if any, empty array otherwise
|
||||
*/
|
||||
function add_attachments($pid, $forumpermissions, $attachwhere, $action=false)
|
||||
{
|
||||
global $db, $mybb, $editdraftpid, $lang;
|
||||
|
||||
$ret = array();
|
||||
|
||||
if($forumpermissions['canpostattachments'])
|
||||
{
|
||||
$attachments = array();
|
||||
$fields = array ('name', 'type', 'tmp_name', 'error', 'size');
|
||||
$aid = array();
|
||||
|
||||
$total = isset($_FILES['attachments']['name']) ? count($_FILES['attachments']['name']) : 0;
|
||||
$filenames = "";
|
||||
$delim = "";
|
||||
for($i=0; $i<$total; ++$i)
|
||||
{
|
||||
foreach($fields as $field)
|
||||
{
|
||||
$attach1[$field] = $_FILES['attachments'][$field][$key];
|
||||
$attachments[$i][$field] = $_FILES['attachments'][$field][$i];
|
||||
}
|
||||
|
||||
$FILE = $attachments[$i];
|
||||
if(!empty($FILE['name']) && !empty($FILE['type']) && $FILE['size'] > 0)
|
||||
{
|
||||
$filenames .= $delim . "'" . $db->escape_string($FILE['name']) . "'";
|
||||
$delim = ",";
|
||||
}
|
||||
}
|
||||
|
||||
if ($filenames != '')
|
||||
{
|
||||
$query = $db->simple_select("attachments", "filename", "{$attachwhere} AND filename IN (".$filenames.")");
|
||||
|
||||
while ($row = $db->fetch_array($query))
|
||||
{
|
||||
$aid[$row['filename']] = true;
|
||||
}
|
||||
}
|
||||
|
||||
foreach($attachments as $FILE)
|
||||
{
|
||||
if(!empty($FILE['name']) && !empty($FILE['type']))
|
||||
{
|
||||
if($FILE['size'] > 0)
|
||||
{
|
||||
$filename = $db->escape_string($FILE['name']);
|
||||
$exists = $aid[$filename];
|
||||
|
||||
$update_attachment = false;
|
||||
if($action == "editpost")
|
||||
{
|
||||
if($exists && $mybb->get_input('updateattachment') && ($mybb->usergroup['caneditattachments'] || $forumpermissions['caneditattachments']))
|
||||
{
|
||||
$update_attachment = true;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if($exists && $mybb->get_input('updateattachment'))
|
||||
{
|
||||
$update_attachment = true;
|
||||
}
|
||||
}
|
||||
|
||||
$attachedfile = upload_attachment($FILE, $update_attachment);
|
||||
|
||||
if(!empty($attachedfile['error']))
|
||||
{
|
||||
$ret['errors'][] = $attachedfile['error'];
|
||||
$mybb->input['action'] = $action;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$ret['errors'][] = $lang->sprintf($lang->error_uploadempty, htmlspecialchars_uni($FILE['name']));
|
||||
$mybb->input['action'] = $action;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return $ret;
|
||||
}
|
||||
|
||||
/**
|
||||
* Delete an uploaded file both from the relative path and the CDN path if a CDN is in use.
|
||||
*
|
||||
* @param string $path The relative path to the uploaded file.
|
||||
*
|
||||
* @return bool Whether the file was deleted successfully.
|
||||
*/
|
||||
function delete_uploaded_file($path = '')
|
||||
{
|
||||
global $mybb, $plugins;
|
||||
|
||||
$deleted = false;
|
||||
|
||||
$deleted = @unlink($path);
|
||||
|
||||
$cdn_base_path = rtrim($mybb->settings['cdnpath'], '/');
|
||||
$path = ltrim($path, '/');
|
||||
$cdn_path = realpath($cdn_base_path . '/' . $path);
|
||||
|
||||
if($mybb->settings['usecdn'] && !empty($cdn_base_path))
|
||||
{
|
||||
$deleted = $deleted && @unlink($cdn_path);
|
||||
}
|
||||
|
||||
$hook_params = array(
|
||||
'path' => &$path,
|
||||
'deleted' => &$deleted,
|
||||
);
|
||||
|
||||
$plugins->run_hooks('delete_uploaded_file', $hook_params);
|
||||
|
||||
return $deleted;
|
||||
}
|
||||
|
||||
/**
|
||||
* Delete an upload directory on both the local filesystem and the CDN filesystem.
|
||||
*
|
||||
* @param string $path The directory to delete.
|
||||
*
|
||||
* @return bool Whether the directory was deleted.
|
||||
*/
|
||||
function delete_upload_directory($path = '')
|
||||
{
|
||||
global $mybb, $plugins;
|
||||
|
||||
$deleted = false;
|
||||
|
||||
$deleted = @rmdir($path);
|
||||
|
||||
$cdn_base_path = rtrim($mybb->settings['cdnpath'], '/');
|
||||
$path = ltrim($path, '/');
|
||||
$cdn_path = rtrim(realpath($cdn_base_path . '/' . $path), '/');
|
||||
|
||||
if($mybb->settings['usecdn'] && !empty($cdn_base_path))
|
||||
{
|
||||
$deleted = $deleted && @rmdir($cdn_path);
|
||||
}
|
||||
|
||||
$hook_params = array(
|
||||
'path' => &$path,
|
||||
'deleted' => &$deleted,
|
||||
);
|
||||
|
||||
$plugins->run_hooks('delete_upload_directory', $hook_params);
|
||||
|
||||
return $deleted;
|
||||
}
|
||||
|
||||
/**
|
||||
* Actually move a file to the uploads directory
|
||||
*
|
||||
* @param array $file The PHP $_FILE array for the file
|
||||
* @param string $path The path to save the file in
|
||||
* @param string $filename The filename for the file (if blank, current is used)
|
||||
* @return array The uploaded file
|
||||
*/
|
||||
function upload_file($file, $path, $filename="")
|
||||
{
|
||||
global $plugins, $mybb;
|
||||
|
||||
$upload = array();
|
||||
|
||||
if(empty($file['name']) || $file['name'] == "none" || $file['size'] < 1)
|
||||
{
|
||||
$upload['error'] = 1;
|
||||
return $upload;
|
||||
}
|
||||
|
||||
if(!$filename)
|
||||
{
|
||||
$filename = $file['name'];
|
||||
}
|
||||
|
||||
$upload['original_filename'] = preg_replace("#/$#", "", $file['name']); // Make the filename safe
|
||||
$filename = preg_replace("#/$#", "", $filename); // Make the filename safe
|
||||
$moved = @move_uploaded_file($file['tmp_name'], $path."/".$filename);
|
||||
|
||||
$cdn_path = '';
|
||||
|
||||
$moved_cdn = copy_file_to_cdn($path."/".$filename, $cdn_path);
|
||||
|
||||
if(!$moved)
|
||||
{
|
||||
$upload['error'] = 2;
|
||||
return $upload;
|
||||
}
|
||||
@my_chmod($path."/".$filename, '0644');
|
||||
$upload['filename'] = $filename;
|
||||
$upload['path'] = $path;
|
||||
$upload['type'] = $file['type'];
|
||||
$upload['size'] = $file['size'];
|
||||
$upload = $plugins->run_hooks("upload_file_end", $upload);
|
||||
|
||||
if($moved_cdn)
|
||||
{
|
||||
$upload['cdn_path'] = $cdn_path;
|
||||
}
|
||||
|
||||
return $upload;
|
||||
}
|
||||
Reference in New Issue
Block a user