<?php 

//require '../core.php';

use Goutte\Client;
use Symfony\Component\DomCrawler\Crawler;

class Bot {

    private $sourceURL = 'http://www.kida.com.tr';
    private $sourceCategoryURL = 'http://www.kida.com.tr/Istem/Urun/Kategori/Listele.aspx';
    private $categoryURL;
    private $postURL;
    private $page;

    public function getCategories()
    {
        $client = new Client();
        $crawler = $client->request('GET', $this->sourceCategoryURL);

        $data = $crawler->filter('section.page_content_offset')
        ->filter('.col-lg-9')->eq(0)
        ->filter('.table-responsive a.color_dark')->each(function($node){
            $data = array();
            $data['title'] = trim($node->text());
            $data['url'] = $this->sourceURL . $node->attr('href');

            return $data;
            
        });

        return $data;
    }

    public function getCategoryPageCount($categoryURL)
    {
        $this->categoryURL = $categoryURL;
        $client = new Client();
        $crawler = $client->request('GET', $this->categoryURL);
        $pattern = '#form1 > div.wide_layout.relative.w_xs_auto > section > div > section > div.row.clearfix.m_bottom_15.m_xs_bottom_30 > div.col-lg-5.col-md-5.col-sm-4.t_align_r.t_xs_align_l > a:nth-child(5)';
        
        if( $crawler->filter($pattern)->count() )
        {
            $url = $crawler->filter($pattern)->attr('href');
            preg_match('/\?index=([0-9]+)&/is', $url, $matches);
            return intval($matches[1]);
        }

        return 1;
        
    }

    public function getPosts($categoryURL, $page)
    {
        $this->page = $page;

        $this->categoryURL = ! is_null($this->page) ? $categoryURL. "&index={$this->page}" : $categoryURL;

        $client = new Client();
        $crawler = $client->request('GET', $this->categoryURL);
        

        $data = $crawler->filter('.product_item')->each(function($node){
            $data = array();
            $data['title'] = $node->filterXPath('//figure/figcaption/div[1]/a')->text();
            $data['url'] = $this->sourceURL . $node->filterXPath('//figure/figcaption/div[1]/a')->attr('href');
            $data['image'] = $this->sourceURL . $node->filterXPath('//figure/a/div[1]/div/img')->attr('src');
            return $data;
        });

        return $data;
    }

    public function getPost($postURL)
    {
        $this->postURL = $postURL;
        $client = new Client();
        $crawler = $client->request('GET', $this->postURL);
        $data = array();
        $data['title'] = $crawler->filter('#form1 > div.wide_layout.relative.w_xs_auto > section > div.row.clearfix > section.col-lg-9.col-md-9.col-sm-9.m_xs_bottom_30 > div > div.p_top_10.t_xs_align_l > h2 > strong')->text();
        $data['image'] = $this->sourceURL . $crawler->filter('#form1 > div.wide_layout.relative.w_xs_auto > section > div.row.clearfix > section.col-lg-9.col-md-9.col-sm-9.m_xs_bottom_30 > div > div.photoframe.type_2.shadow.r_corners.f_left.f_sm_none.d_xs_inline_b.product_single_preview.relative.m_right_30.m_bottom_5.m_sm_bottom_20.m_xs_right_0.w_mxs_full > div > div > img')->attr('src');
        
        $data['description'] = $crawler->filter('#tabDetaylar > section > p')->each(function($node){
            return $node->text();
        });

        $description = null;
        foreach($data['description'] as $description )
        {
            $description .= $description;
        }

        $data['description'] = trim($description);
        $data['url'] = $this->postURL;
        $data['language'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(1) > td:nth-child(2)')->text();
        $data['page_count'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(2) > td:nth-child(2)')->text();
        $data['cover_type'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(3) > td:nth-child(2)')->text();
        $data['paper_type'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(4) > td:nth-child(2)')->text();
        $data['publication_date'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(5) > td:nth-child(2)')->text();
        $data['publication_place'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(6) > td:nth-child(2)')->text();
        $data['size'] = $crawler->filter('#tabDetaylar > section > table > tbody > tr:nth-child(7) > td:nth-child(2)')->text();
        $data['barcode'] = $crawler->filter('.description_table tr')->eq(3)->filter('td')->eq(1)->text();
        $data['pusblishing_house'] = trim($crawler->filter('.description_table tr')->eq(1)->filter('td')->eq(1)->text());
        $data['writer'] = $crawler->filter('.description_table tr')->eq(0)->filter('td')->eq(1)->filter('a')
            ->each(function($node){
                return $node->text();
            });
        $priceAndStock = $this->getPriceAndStock();
        $data['price'] = $priceAndStock['price'];
        $data['stock'] = $priceAndStock['stock'];

        $categories = $crawler->filter('.description_table tr')->eq(2)->filter('td')->eq(1)->filter('a')
        ->each(function($node){
            return $node->text();
        });

        $categories = array_unique($categories);
        $data['categories'] = $categories;

        return $data;
    }

    public function getPriceAndStock()
    {
        $data = array('KullaniciAd' => '[email protected]', 'Sifre' => '12345678');
        $data_string = json_encode($data);
        $headers = array(
            'Content-Type:application/json; charset=UTF-8',
            'Accept:application/json, text/javascript, */*; q=0.01',
            'Referer:http://www.kida.com.tr/Default.aspx',
            'User-Agent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36',
            'X-Requested-With:XMLHttpRequest'
        );

        $cookie = dirname(__FILE__) . '/kida-cookie.txt';


        $ch = curl_init('http://www.kida.com.tr/WebMethods.aspx/KullaniciKontrolMusteri');
        curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data_string);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie);

        $result = curl_exec($ch);

        curl_setopt($ch, CURLOPT_URL, $this->postURL);
        $content = curl_exec($ch);

        $crawler = new Crawler($content);
        $data['price'] = trim($crawler->filter('.v_align_b')->first()->text());
        $data['stock'] = trim($crawler->filter('.v_align_b')->eq(6)->text());
        return $data;

    }

}

$bot = new Bot();

//var_dump($kida->getCategories());
//var_dump($kida->getPosts('http://www.kida.com.tr/Istem/Urun/Kategori/Detay.aspx?Id=2234&Kategori=Eğitim'));
//var_dump($kida->getPost('http://www.kida.com.tr/Istem/Urun/Detay.aspx?Id=699650'));
//var_dump($kida->getPost('http://www.kida.com.tr/Istem/Urun/Detay.aspx?Id=699649'));
//var_dump($kida->getCategoryPageCount('http://www.kida.com.tr/Istem/Urun/Kategori/Detay.aspx?Id=2234&Kategori=Eğitim'));
//var_dump($kida->getCategoryPageCount('http://www.kida.com.tr/Istem/Urun/Kategori/Detay.aspx?Id=2003&Kategori=Akademik'));
//var_dump($bot->getPost('http://www.kida.com.tr/Istem/Urun/Detay.aspx?Id=430980'));

#form1 > div.wide_layout.relative.w_xs_auto > section > div.row.clearfix > section.col-lg-9.col-md-9.col-sm-9.m_xs_bottom_30 > div > div.p_top_10.t_xs_align_l > table > tbody > tr:nth-child(4) > td:nth-child(2)
#form1 > div.wide_layout.relative.w_xs_auto > section > div.row.clearfix > section.col-lg-9.col-md-9.col-sm-9.m_xs_bottom_30 > div > div.p_top_10.t_xs_align_l > table > tbody > tr:nth-child(4) > td:nth-child(2)