Upload image in cakephp -

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i want have in function (add) file upload process in cake application. have tried various tutorial across web bur reach solution problem. new cake , dont want reinvent wheel want learn based on have implemented far. grateful help.

add.ctp

<?php echo $this->form->create('movie'); ?>     <?php echo __('add movie'); ?>     <?php     echo $this->form->hidden('movie_id');     echo $this->form->input('title');     echo $this->form->input('date', array(         'type'  => 'date',         'label' => 'date',         'empty' => false,         'dateformat' => 'dmy',         'minyear'=>'1990',         'maxyear'=>date('y'),        ));     echo $this->form->input('description');     echo $this->form->input('file', array('type' => 'file'));?>     <?php echo $this->form->end(__('submit')); ?>

the controller

 public function add() {     if ($this->request->is('post')) {     $this->movie->create();         }      if ($this->movie->save($this->request->data))         {         $this->session->setflash(__('the movie has been created'));         $this->redirect (array('action'=>'index'));         }     }

table structure table movies

    create table if not exists `movies` (   `id` int(11) not null auto_increment,   `movie_id` int(11) not null,   `title` varchar(100) not null,   `file` varchar(200) not null,   `date` date not null,   `description` text not null,    primary key (`id`),    unique key `movie_id` (`movie_id`),    key `id` (`id`)   ) engine=innodb  default charset=latin1 auto_increment=2 ;

create model located @ /app/model/movies.php

  <?php   class movie extends appmodel {    }   ?>

create controller in app/controller/movies.php

<?php  class moviescontroller extends appcontroller {     public function add() {     if ($this->request->is('post')) {         $maxid = $this->movie->find('first', array(             'order' => 'movie_id desc',             'fields' => array('movie.movie_id')         ));         $maxid = (isset($maxid['movie']['movie_id'])? $maxid['movie']['movie_id'] : 0);         $this->request->data['movie']['movie_id'] = $maxid+1;          $foldertosavefiles = www_root . 'img/uploads/' ;          if(!empty($this->request->data['movie']['file']))         {             $file = $this->request->data['movie']['file'];             $ext = substr(strtolower(strrchr($file['name'], '.')), 1);             $arr_ext = array('jpg', 'jpeg', 'gif','png');             if(in_array($ext, $arr_ext))             {                 $newfilename = $this->request->data['movie']['title'].'.'.$ext;                                  $result = move_uploaded_file( $file['tmp_name'], $foldertosavefiles . $newfilename );                 $this->request->data['movie']['file'] = $newfilename;                 $this->movie->save($this->request->data);                 //debug($this->request->data);             }         }     } }

note : create directory in app/webroot/img/uploads/ & upload directory must write permission.


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