<?php

Class PostsController extends AppController {

    var $name = 'Posts';
    var $helpers = array('Time');
    var $layout = 'default';


    function index(){
        # tanpa pagination
        #$this->data = $this->Post->find('all');

        # dengan pagination
        $this->paginate = array(
            'limit' => 2,
            'order' => 'Post.id DESC',
        );
        $this->data = $this->paginate('Post');


        # log akan ditulis ke fail activity.log
        $ip = $_SERVER['REMOTE_ADDR'];
        $this->log("User view Post index from $ip",'activity');
    }

    function add(){
        if($this->data){
            # render false
            #debug( $this->data );
            #$this->autoRender = false;
            #die();

            # cuba save ke db
            if($this->Post->save($this->data) ){

                $this->Session->setFlash('Post added');
                $this->redirect('index');
            }else{
                $this->data['errors'] = $this->Post->invalidFields();
            }
        }

        # keluarkan category untuk dropdown
        #$categories= $this->Post->Category->find('list');
        #$this->set('categories',$categories);
        $this->set('categories', $this->Post->Category->find('list'));


        # gunakan add.bk
        $this->render('add2');

    }

    function view($id=null){

        $this->data = $this->Post->findById($id);
    }

    function edit($id =  null){

        # user cuba update data
        if($this->data){
            if( $this->Post->save( $this->data )) {
                $this->Session->setFlash('Updated');
                $this->redirect('index');
            } else {
                $this->Session->setFlash('Failed to update');
                $this->data['errors'] = $this->Post->invalidFields();
            }
        } // tamat form update


        # checking kalau tak passing id
        # redirect ke index
        if(empty($id)){
            $this->Session->setFlash('Invalid id');
            $this->redirect('index');
        }

        # fetch data dari db untuk bagi ke FORM
        # var $this->data akan digunakan dalam view
        # secara automatik
        $this->data = $this->Post->findById($id);
        $this->set('categories', $this->Post->Category->find('list'));


        # check data wujud dalam database ?
        if( empty( $this->data )){
            # log kan ke file
            # APP/tmp/error.log
            $ip = $_SERVER['REMOTE_ADDR'];
            $this->log("Post Invalid id from $ip");
            # log akan ditulis ke fail activity.log
            #$this->log("Post Invalid id from $ip",'activity');

            # bagi mesej dan redirect
            $this->Session->setFlash('Data does not exist');
            $this->redirect('index');

        }
        #debug($this->data);
    }

    function delete($id = null){

        if($this->Post->delete($id)){
            # delete data berjaya
            $this->Session->setFlash("Post #$id deleted");
        } else {
            $this->Session->setFlash("Post #$id deletion failed");
        }
        $this->redirect('index');
    }


    function search(){
        $query = null;
        $category_id = null;

        # listkan category
        $this->set('categories', $this->Post->Category->find('list'));

        if($this->data || $this->passedArgs){
            if($this->data){
                if(!empty($this->data['Search']['category_id'])){
                    $category_id = $this->data['Search']['category_id'];
                }
                if(!empty($this->data['Search']['query'])){
                    $query = $this->data['Search']['query'];
                }
            }
            if($this->passedArgs){
                if(!empty($this->passedArgs['category_id'])){
                    $category_id = $this->passedArgs['category_id'];
                }
                if(!empty($this->passedArgs['query'])){
                    $query = $this->passedArgs['query'];
                }
            }
            # jika $category_id == 0,
            # maksudnya user nak search semua category

            if($category_id == 0 || $category_id == null) {

                # search guna conditions
                $options = array(
                    'conditions' => array(
                                        array(  'or' => array(
                                                    'Post.title   LIKE' => "%$query%",
                                                    'Post.summary LIKE' => "%$query%",
                                                    'Post.content LIKE' => "%$query%",
                                                    //'Post.category_id ' => $category_id,

                                                        ), // or

                                        ),
                                    )
                );

            } else {

                $options = array(
                    'conditions' => array(
                                        array(  'or' => array(
                                                    'Post.title   LIKE' => "%$query%",
                                                    'Post.summary LIKE' => "%$query%",
                                                    'Post.content LIKE' => "%$query%",
                                                    //'Post.category_id ' => $category_id,
                                                        ), // or
                                                'and' => array('Post.category_id ' => $category_id),

                                        ),
                                    )
                );


            } // tamat checking category

            $this->paginate = array(
                'limit' => 1,
                'order' => 'Post.id DESC',
            );
            $results =  $this->paginate('Post', $options['conditions']);
            $this->set(compact('results','query','category_id'));
        }
    }
} // tamat class