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main.php
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main.php
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<?php
error_reporting(0);
header("Access-Control-Allow-Origin: *");
class main_tree{
public $sql;
public $user;
function main_tree($raw_user){
if($raw_user){
$this->user=$this->sql_filter($raw_user,1);
}
}
function sql(){
$conn=mysqli_connect("127.0.0.1","root","","tree");
if(!$conn){ return(mysqli_connect_error());}
else{
$this->sql=$conn;
return 1;
}
}
function clone_data(){
$key=$this->sql_filter($_POST['key'],1);
if($key=="" || !$key){
$qry=mysqli_query($this->sql,"select u_json from data
where def=1 and u_cookie='".($this->user)."' order by sn desc limit 1");
}
else{
$qry=mysqli_query($this->sql,"select u_json from data
where u_key='".$key."' order by sn desc limit 1");
}
if(!$qry){echo mysqli_error($this->sql);}
$data=mysqli_fetch_all($qry);
return $this->sql_filter($data[0][0],0);
}
function sql_filter($value,$for_sql){
if($for_sql==1){
$first=array("'","-");
$second=array("&qot","&das");
}
else{
$first=array("&qot","&das");
$second=array("'","-");
}
return (str_replace($first,$second,$value));
}
function delete_data($type){
if ($type!="perm"){
$qry=mysqli_query($this->sql,"update data set def=0
where u_cookie='".$this->user."';");
}
else{
$tree_key=$this->sql_filter($_POST['tree_id'],1);
$qry=mysqli_query($this->sql,"update data set u_cookie='deleted'
where u_cookie='".$this->user."' and u_key='".$tree_key."';");
}
if(!$qry){echo mysqli_error($this->sql);}
else{ return json_encode(array($tree_key,"deleted")); }
}
function image_add($box_id){
$image_name=$this->user."_".time()."_".$this->sql_filter($box_id,1);
if(isset($_FILES['u_image']['tmp_name'])){
$image="images/".$image_name.".png";
$fp=fopen($_FILES['u_image']['tmp_name'],'r');
$fp_w=fopen($image,'w');
$x=fread($fp,$_FILES['u_image']['size']);
$action=fwrite($fp_w,$x);
fclose($fp_w);
fclose($fp);
if($action==FALSE){
return "file saving error";
}
else{
return $image_name;
}
}
}
function save_data(){
if($_POST['json_file']){
$time_now=time();
$tree_name=$this->sql_filter($_POST['tree_name'],1);
$key=hash("md5",$_POST['tree_name'].$user.$time_now);
$json_file_filter=str_replace(array("'","-"),array("&qot","&das"),$_POST['json_file']);
$qry=mysqli_query($this->sql,"insert into data values('0',
'".$this->user."',
'".$json_file_filter."',
1,
'".$key."',
'".$tree_name."',
'".$time_now."');");
if(!$qry){ echo mysqli_error($this->sql);die("error"); }
else{ return json_encode(array($_POST['tree_name'],$key,$time_now)); }
}
}
function get_note(){
if($_POST['last_time']){
$last_time=$this->sql_filter($_POST['last_time'],1);
}
else{
$last_time=time();
}
$qry=mysqli_query($this->sql,"select tree_name,u_key,added_time from data
where u_cookie='".$this->user."' and
added_time<'".$last_time."' order by added_time desc limit 10");
if(!$qry){echo mysqli_error($this->sql);}
$data=mysqli_fetch_all($qry);
return $this->sql_filter(json_encode($data),0);
}
}
?>
<?php
$tree=new main_tree($_POST['user']);
if($_POST['action']=="save_image"){
echo $tree->image_add($_POST['box_id']);
}
else{
if($tree->sql()){
switch ($_POST['action']){
case 'delete':
echo $tree->delete_data("clean");
break;
case 'get_json':
echo $tree->clone_data();
break;
case 'clone':
echo $tree->clone_data();
break;
case 'save_json':
echo $tree->save_data();
break;
case 'get_note':
echo $tree->get_note();
break;
case 'delete_perm':
echo $tree->delete_data("perm");
break;
default:
break;
}
}
}
?>