Html+php+ajax Uploading Files

HTML

<form class= "Formajax"
<?php if (!isset ($datalist)):? >action= "/project/projectattachment/insertattachinfo"//upload image for the first time

<?php Else:?> action= "/project/projectattachment/editattachinfo"//Modify Picture

<?php endif;?> method= "POST"
class= "Formajax form-horizontal" novalidate= "Novalidate"
enctype= "Multipart/form-data" >

<td><p class= "Short-input ue-clear" >
<label> Accessory Name:</label>
<input name= "Annexname" type= "text" id= " annexname"/>
<input name= "id" type= "hidden" id= "id"/>
<a name= "id" id= "sky_txt"/>
</p>

</td>

Ajax

$ ('. Formajax '). Ajaxsubmit (
                {
type: ' POST ',
URL: '/project/projectattachment/insertattachinfo ',
beforesumbit:function () {
$ ("#sky_txt"). html ("Picture crosses ...");
                    },
success:function (data)
                    {
var Datajson = $.parsejson (data)
if (datajson.success = = ' 0 ')
                        {
alert (datajson.msg);
                        }
                        {
window.parent.getDataList (0,10);
                        }
                    }
                }
            )

PHP Code

Public function insertattachinfo ()
    {
$name =$_files[' file ' [' name '];
$newname =explode('. ', $name); the//explode () function breaks a string into arrays. Explode (separator,string,limit); separator: Required. Specifies where to split the string. string: Required. The string to split.
$namesize =count ($newname);
$size = $_files[' file ' [' Size '];
$insertAccidentFilesData = Array ();
$title =explode ('. '). $newname [$namesize-1], $name) [0];
if (!empty ($_files))
        {
$path = '/uploads/filerurl/'. $_post[' Projectcode ']. " /";
$targetFolder = Fcpath. $path;
if (!is_dir($targetFolder)) mkdir($targetFolder); //Is_dir determine if the directory exists
$strarr = Explode ('. ', $_files[' file ' [' name ']);
$filename = str_replace("", "", $strarr [0].time (). ". $strarr [1]); the//str_replace () function replaces some other characters in a string with a string.
$futurename =iconv("Utf-8", "gb2312", RTrim ($targetFolder, '/'). '/'. $filename); //iconv Function Library can complete the conversion between various character sets
if (is_uploaded_file($_files[' file ' [' Tmp_name ']) && move_uploaded_file($_files[ ' File '] [' tmp_name '], $futurename)) {
$annextype = ' other ';
if (strstr($_files[' file ' [' type '], ' image '))
$annextype = ' picture ';
                 
$insertAccidentFilesData = Array (
' type ' = ' project attachment ',
' annexname ' = ' $_post[' annexname '],
' Annexurl ' and $path. $filename,
' projectcode ' = ' $_post[' Projectcode '],
' annextype ' = $annextype,
' createuser ' = $this->sessioninfo[' fullName '],
' createdatetime ' + date (' y-m-d h:i:s '),
                    
                );
$insertFile = $this->db->insert (' Sysattachs ', $insertAccidentFilesData);
$this->setlogs ("Upload attachment", $insertAccidentFilesData);
$result = Array (
' Success ' = ' 1 ',
' msg ' = ' + ' upload file successfully! ',
                );
        
}else{
$result = Array (
' success ' = ' 0 ',
' msg ' = ' = ' upload file failed! ',
                );
echo "<script>alert (' Upload file failed! ');</script> ";
            }
Echo Json_encode ($result);
//echo "<script>parent.location.reload ();</script>";
                
        }
    }

Public function editattachinfo () {
$id = $_post[' id '];
$annexname = $_post[' annexname ');
$sql = "SELECT * from sysattachs where id = '". $id. "'"; //Database SQL statement query
$query = $this->mydb->find ($sql); //Execute SQL statement
$this->setlogs ("Before modifying the attachment information", $query [' obj ']);
$sql = "Update sysattachs set annexname = '". $annexname. "' WHERE id = '. $id." "; //Update database
$this->mydb->execsql ($sql);
$sql = "SELECT * from sysattachs where id = '". $id. "'";
$query = $this->mydb->find ($sql);
$this->setlogs ("After modifying the attachment information", $query [' obj ']);
Echo Json_encode ($query);
    }

Html+php+ajax Uploading Files