zZzzZ. — /home2/zrzvbdry/public_html/wp-content/plugins/wp-automatic/inc

Editing: class.amazon.api.less.php

<?php

/**
 * Class to scrape amazon products
 * @author Muhammed Atef
 * @link http://www.deandev.com
 * @version 1.0
 */

/*
 * From Jan 2019 amazon has changed it's api usage policy. API feature is mapped with sale you made in last month.
 * https://docs.aws.amazon.com/es_es/AWSECommerceService/latest/DG/TroubleshootingApplications.html
 *
 */
class wp_automatic_amazon_api_less {
	/**
	 * cURL handle
	 */
	private $ch = "";
	
	/**
	 * Your Amazon Associate Tag
	 * Now required, effective from 25th Oct.
	 * 2011
	 *
	 * @access private
	 * @var string
	 */
	private $associate_tag = "YOUR AMAZON ASSOCIATE TAG";
	private $region = "";
	public $is_next_page_available = false;
	public $next_request_qid = null;
	public $update_agent_required = false;
	public $slugs = array ();
	function __construct(&$ch, $region) {
		$this->ch = $ch;
		$this->region = $region;
	}
	
	/**
	 * Return details of a product searched by ASIN
	 *
	 * @param int $asin_code
	 * 	ASIN code of the product to search
	 * @return mixed simpleXML object
	 */
	public function getItemByAsin($asin_code, $slug = '') {
		
		// save timing limit
		sleep ( rand ( 3, 5 ) );
		
		// trim asin
		$asin_code = trim ( $asin_code );
		
		// item URL
		$item_url = "https://www.amazon.{$this->region}/dp/$asin_code";
		$url_gcache = trim ( $slug ) == '' ? $item_url : "https://www.amazon.{$this->region}/$slug/dp/$asin_code";
		
		echo ' Item link:' . $url_gcache;
		
		curl_setopt ( $this->ch, CURLOPT_URL, "$url_gcache" );
		curl_setopt ( $this->ch, CURLOPT_RETURNTRANSFER, 1 );
		curl_setopt ( $this->ch, CURLOPT_CUSTOMREQUEST, "GET" );
		
		$headers = array ();
		$headers [] = "Authority: www.amazon.{$this->region}";
		$headers [] = "Upgrade-Insecure-Requests: 1";
		// $headers[] = "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.122 Safari/537.36";
		$headers [] = "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9";
		$headers [] = "Sec-Fetch-Site: none";
		$headers [] = "Sec-Fetch-Mode: navigate";
		$headers [] = "Sec-Fetch-User: ?1";
		$headers [] = "Sec-Fetch-Dest: document";
		$headers [] = "Accept-Language: en-US,en;q=0.9,ar;q=0.8";
		
		// curl_setopt($this->ch, CURLOPT_ENCODING , "");
		
		curl_setopt ( $this->ch, CURLOPT_HTTPHEADER, $headers );
		
		$exec = curl_exec ( $this->ch );
		
		if (! stristr ( $exec, $asin_code )) {
			$gzdec = @gzdecode ( $exec );
			if (stristr ( $gzdec, $asin_code ))
				$exec = $gzdec;
		}
		
		// $exec = file_get_contents('test.txt');
		$x = curl_error ( $this->ch );
		$cuinfo = curl_getinfo ( $this->ch );
		
		// validate returned content
		if (trim ( $exec ) == '' || trim ( $x ) != '') {
			throw new Exception ( 'No valid reply returned from Amazon with a possible cURL err ' . $x );
		}
		
		// plan b: get item from google cache instead if Amazon failed to serve
		if (stristr ( $exec, '/captcha/' ) || $cuinfo ['http_code'] == 503) {
			
			$reason = '503 error';
			if (stristr ( $exec, '/captcha/' ))
				'Captcha error';
			
			echo " Amazon refused to return the page( $reason ), using plan b";
			
			echo ' GcacheURL:' . $url_gcache;
			
			// http://webcache.googleusercontent.com/search?q=cache:https://www.amazon.com/dp/B002ZTVMDI
			$url_gcache = "http://webcache.googleusercontent.com/search?q=cache:$url_gcache";
			
			// curl get
			curl_setopt ( $this->ch, CURLOPT_URL, trim ( $url_gcache ) );
			$exec_gcache = curl_exec ( $this->ch );
			
			if (stristr ( $exec_gcache, $asin_code ) && ! stristr ( $exec_gcache, ' 404 ' ) && ! stristr($exec_gcache, 'unusual traffic from your computer') ) {
				echo '<-- Perfect';
				
				$exec = $exec_gcache;
				$cuinfo ['http_code'] = 200;
			} else {
				echo '<-- to no avail';
			}
		}
	
		// plan c google translate proxy
		if (stristr ( $exec, '/captcha/' ) || $cuinfo ['http_code'] == 503) {
			echo ' Amazon asked for Capacha... Trying auto-proxy....... ';
			
			require_once 'proxy.GoogleTranslate.php';
			
			try {
				
				$GoogleTranslateProxy = new GoogleTranslateProxy ( $this->ch );
				$exec = $GoogleTranslateProxy->fetch ( $item_url );
				
				//capcha check return don't deactivate keyword
				if(stristr($exec, '/captcha/')){
					echo ' Got a Captcha again, changing use agent for next call';
					$this->update_agent_required = true;
					exit;
				}
				
			} catch ( Exception $e ) {
				
				echo ' ProxyViaGoogleException:' . $e->getMessage ();
			}
		}
		
		// validate returned result
		if (! stristr ( $exec, $asin_code )) {
			
			echo $exec;
			
			throw new Exception ( 'No valid reply returned from Amazon can not find the item asin' );
		}
		
		// fix for eur getiting defected for amazon.it
		$exec = str_replace ( 'iso-8859-1', 'utf-8', $exec );
		
		// dom
		$doc = new DOMDocument ();
		@$doc->loadHTML ( $exec );
		
		$xpath = new DOMXpath ( $doc );
		
		// title
		$elements = $xpath->query ( '//*[@id="productTitle"]' );
		
		$item_title = '';
		if ($elements->length > 0) {
			$title_element = $elements->item ( 0 );
			$item_title = trim ( $title_element->nodeValue );
		}
		
		if(trim($item_title) == '' ){
			preg_match( '{<meta property="og:title" content="(.*?)"}' , $exec , $title_matches );
			$item_title = isset( $title_matches[1]) ? $title_matches[1] : '' ;
		}
		
		$ret ['link_title'] = $item_title;
		
		// the description productDescription
		 
		$item_description = '';
		preg_match_all ( '{<div id="productDescription.*?(.*?)[^<]}s', $exec, $description_matches );
		$description_matches = $description_matches [1];
		if (isset ( $description_matches [0] )) {
			
			$item_description = $description_matches [0];
			$item_description = str_replace ( '', ' ', $item_description );
			$item_description = str_replace ( array (
					'',
					'',
					'<![CDATA['
			), '', $item_description );
		}
		
	 
		if (trim ( $item_description ) == '' && stristr ( $exec, 'id="aplus"' )) {
			
			$elements = $xpath->query ( '//*[@id="aplus"]' );
			
			if ($elements->length > 0) {
				$item_description = $doc->saveHTML ( $elements->item ( 0 ) );
				$item_description = preg_replace ( array (
						'{<style.*?style>}s',
						'{<a.*?/a>}s',
						'{<script.*?/script>}s' 
				), '', $item_description );
				$item_description = strip_tags ( $item_description, ' <img><h3>' );
			}
		}
		
		// book description bookDesc_iframe_wrapper
		if (stristr ( $exec, 'bookDesc_iframe_wrapper' )) {
			
			preg_match_all ( '{<noscript>\s*(<div>.*?)</noscript}s', $exec, $book_desc_matches );
			
			if (count ( $book_desc_matches [1] ) == 1 && isset ( $book_desc_matches [1] [0] )) {
				$item_description = $book_desc_matches [1] [0] . ' ' . $item_description;
				echo ' Book description found.. appending...';
			}
		}
		
		//book detailBulletsWrapper_feature_div
		if (stristr ( $exec, 'detailBulletsWrapper_feature_div' )) {
			
			$detailelements = $xpath->query ( '//*[@id="detailBullets_feature_div"]/ul/li' );
			
			$detailBulletsWrapper_feature_div = '';
			if ($detailelements->length > 0) {
				foreach ( $detailelements as $element ) {
					$detailBulletsWrapper_feature_div .= ( str_replace("\n" , '' ,($element->nodeValue)) ) . ' ';
				}
			}
			
			 
			
			if ( trim($detailBulletsWrapper_feature_div) != '' ) {
				//$detailBulletsWrapper_feature_div = str_replace("\n" , '' , $detailBulletsWrapper_feature_div);
				$item_description = $item_description . ' ' . $detailBulletsWrapper_feature_div;
				echo ' Book details found.. appending...';
			}
		}
		
		$ret ['item_description'] = $item_description;
		
		
		// features
		$elements = $xpath->query ( '//*[@id="feature-bullets"]/ul/li/span[@class="a-list-item"]' );
		
		$item_features = array ();
		if ($elements->length > 0) {
			foreach ( $elements as $element ) {
				$item_features [] = trim ( ($element->nodeValue) );
			}
			unset ( $item_features [0] );
		}
		
		$ret ['item_features'] = $item_features;
		
		// images large":"
		preg_match_all ( '{colorImages\': \{.*?large":".*?".*?script>}s', $exec, $imgs_matches );
		
		$possible_img_part = '';
		
		if (isset ( $imgs_matches [0] [0] )) {
			$possible_img_part = $imgs_matches [0] [0];
		}
		
		if (trim ( $possible_img_part ) != '') {
			preg_match_all ( '{large":"(.*?)"}s', $possible_img_part, $imgs_matches );
		} else {
			preg_match_all ( '{large":"(.*?)"}s', $exec, $imgs_matches );
		}
		
		$item_images = array_unique ( $imgs_matches [1] );
		
		if (count ( $item_images ) == 0) {
			// no images maybe a book
			echo ' No images found using method #1 trying method #2';
			
			// ebooksImageBlockContainer imageGalleryData
			if (stristr ( $exec, 'imageGalleryData' )) {
				preg_match ( '{imageGalleryData(.*?)dimensions}s', $exec, $poassible_book_imgs );
			} elseif (stristr ( $exec, 'ebooksImageBlockContainer' )) {
				preg_match ( '{<div id="ebooksImageBlockContainer(.*?)div>\s</div>}s', $exec, $poassible_book_imgs );
			} elseif (stristr ( $exec, 'mainImageContainer' )) {
				preg_match ( '{<div id="mainImageContainer(.*?)div>}s', $exec, $poassible_book_imgs );
			} elseif (stristr ( $exec, 'main-image-container' )) {
				preg_match ( '{<div id="main-image-container(.*?)div>}s', $exec, $poassible_book_imgs );
			}
			
			if (isset ( $poassible_book_imgs )) {
				$poassible_book_imgs = $poassible_book_imgs [0];
			} else {
				$poassible_book_imgs = '';
			}
			
			 
			
			if (trim ( $poassible_book_imgs ) != '') {
				preg_match_all ( '{https://.*?\.jpg}s', $poassible_book_imgs, $possible_book_img_srcs );
				$possible_book_img_srcs = $possible_book_img_srcs [0];
				
				if (count ( $possible_book_img_srcs ) > 0) {
					$final_img = end ( $possible_book_img_srcs );
					$final_img = preg_replace ( '{,.*?\.}', '.', $final_img );
					$item_images = array (
							$final_img 
					);
				}
			}
		}
		
		if(count($item_images) == 0 && strpos($exec, 'data-zoom-hires')){
			
			preg_match_all('{data-zoom-hires="(.*?)"}', $exec, $mobile_imgs_matches);
			
			$item_images = $mobile_imgs_matches[1];
		 
		}
		
		$ret ['item_images'] = $item_images;
		
		// prices priceblock_ourprice
		unset ( $elements );
		
		if (stristr ( $exec, 'id="priceblock_dealprice' ) || stristr ( $exec, 'id=priceblock_dealprice' )) {
			$elements = $xpath->query ( '//*[@id="priceblock_dealprice"]' );
			
			echo ' Price tag:priceblock_dealprice';
		} elseif (stristr ( $exec, 'id="priceblock_ourprice' ) || stristr ( $exec, 'id=priceblock_ourprice' )) {
			$elements = $xpath->query ( '//*[@id="priceblock_ourprice"]' );
			
			echo ' Price tag:priceblock_ourprice';
		} elseif (stristr ( $exec, 'id="priceblock_saleprice' ) || stristr ( $exec, 'id=priceblock_saleprice' )) {
			
			echo ' Price tag:priceblock_saleprice';
			
			$elements = $xpath->query ( '//*[@id="priceblock_saleprice"]' );
		} elseif (stristr ( $exec, 'id="price_inside_buybox' ) || stristr ( $exec, 'id=price_inside_buybox' )) {
			
			echo ' Price tag:price_inside_buybox';
			$elements = $xpath->query ( '//*[@id="price_inside_buybox"]' );
		
		} elseif (stristr ( $exec, 'id="newBuyBoxPrice' ) || stristr ( $exec, 'id=newBuyBoxPrice' )) {
			
			echo ' Price tag:newBuyBoxPrice';
			$elements = $xpath->query ( '//*[@id="newBuyBoxPrice"]' );
		}
		
		$item_price = '';
		if (isset ( $elements ) && $elements->length > 0) {
			$item_price = trim ( $elements->item ( 0 )->nodeValue );
			$item_price = preg_replace ( '{ -.*}', '', $item_price );
		} elseif (stristr ( $exec, ' offer-price ' )) {
			
			echo ' Price tag:offer-price';
			
			// $16.98
			preg_match_all ( '{ offer-price .*?>(.*?)}s', $exec, $possible_price_matches );
			$possible_price_matches = $possible_price_matches [1];
			
			if (isset ( $possible_price_matches [0] ) && trim ( $possible_price_matches [0] ) != '')
				$item_price = $possible_price_matches [0];
		} elseif (stristr ( $exec, '' )) {
			
			echo ' Price tag:a-color-price';
			
			preg_match_all ( '{(.*?)}s', $exec, $possible_price_matches );
			$possible_price_matches = $possible_price_matches [1];
			
			if (isset ( $possible_price_matches [0] ) && trim ( $possible_price_matches [0] ) != '')
				$item_price = trim ( $possible_price_matches [0] );
		}
		
		
		// translation extra space removal
		$item_price = str_replace ( '$ ', '$', $item_price );
		
		$ret ['item_price'] = $item_price;
		
		// pre-sale price
		$elements = $xpath->query ( "//*[contains(@class, 'priceBlockStrikePriceString')]" );
		
		$item_pre_price = $item_price;
		if ($elements->length > 0) {
			
			echo ' Pre price tag:priceBlockStrikePriceString';
			
			$item_pre_price = trim ( $elements->item ( 0 )->nodeValue );
			$item_pre_price = preg_replace ( '{ -.*}', '', $item_pre_price );
		}
		
		$ret ['item_pre_price'] = $item_pre_price;
		
		// item link
		$ret ['item_link'] = 'https://amazon.' . $this->region . '/dp/' . $asin_code;
		$ret ['item_reviews'] = 'https://www.amazon.' . $this->region . '/reviews/iframe?akid=AKIAJDYHK6WW2AYDNYJA&alinkCode=xm2&asin=' . $asin_code . '&atag=iatefpro&exp=2035-07-19T16%3A07%3A21Z&v=2&sig=ofoCKfF6T0LDaPzBPX%252BB2tnjuzE3gCl%252BstWxTFdnCJQ%253D';
		
		return $ret;
	}
	
	/**
	 * Return details of a product searched by keyword
	 *
	 * @param string $keyword
	 * 	keyword to search
	 * @param string $product_type
	 * 	type of the product
	 * @return mixed simpleXML object
	 */
	public function getItemByKeyword($keyword, $ItemPage, $product_type, $additionalParam = array(), $min = '', $max = '') {
		
		// next page flag reset
		$this->is_next_page_available = false;
		
		// encoded keyword
		$keyword_encoded = urlencode ( trim ( $keyword ) );
		
		$search_url = "https://www.amazon.{$this->region}/s?k=$keyword_encoded&ref=nb_sb_noss";
		
		// https://www.amazon.co.uk/s?k=iphone&ref=nb_sb_noss
		if ($ItemPage != 1) {
			
			$search_url .= "&page=$ItemPage";
		}
		
		echo $search_url;
		
		// curl get
		$x = 'error';
		$url = $search_url;
		curl_setopt ( $this->ch, CURLOPT_HTTPGET, 1 );
		curl_setopt ( $this->ch, CURLOPT_URL, trim ( $url ) );
		curl_setopt ( $this->ch, CURLOPT_HTTPHEADER, 'accept-encoding: utf-8' );
		curl_setopt ( $this->ch, CURLOPT_ENCODING, "" );
		
		$exec = curl_exec ( $this->ch );
		$x = curl_error ( $this->ch );
		
		// validate returned content
		if (trim ( $exec ) == '' || trim ( $x ) != '') {
			throw new Exception ( 'No valid reply returned from Amazon with a possible cURL err ' . $x );
		}
		
		// validate products found
		if (! stristr ( $exec, 'data-asin' )) {
			// throw new Exception('No items found') ;
			echo ' No items found';
			
			// echo $exec;
			
			return array ();
		}
		
		// extract products
		preg_match_all ( '{data-asin="(.*?)"}', $exec, $productMatchs );
		$asins = $productMatchs [1];
		
		// last page
		if (stristr ( $exec, 'proceedWarning' )) {
			echo ' Reached end page of items';
			return array ();
		}
		
		// next page flag
		$possible_next_page = $ItemPage + 1;
		if (stristr ( $exec, 'page=' . $possible_next_page . '&' ))
			$this->is_next_page_available = true;
		
		return ($asins);
	}
	
	/**
	 * Return list of ASINs of items by scraping the page
	 *
	 * @param string $pageUrl
	 * @param string $ch
	 * 	curl handler
	 */
	public function getASINs($moreUrl) {
		
		// save timing limit
		sleep ( rand ( 3, 5 ) );
		
		// curl get
		$x = 'error';
		$url = $moreUrl;
		
		// echo ' Call URL is: ' . $moreUrl;
		
		/*
		 * $this->ch = curl_init ();
		 * $verbose=fopen('/Applications/MAMP/htdocs/wordpress/wp-content/plugins/wp-automatic/verbose.txt', 'w');
		 * curl_setopt($this->ch, CURLOPT_VERBOSE , 1);
		 * curl_setopt($this->ch, CURLOPT_STDERR,$verbose);
		 */
		
		
		$headers = array ();
		$headers [] = "Authority: www.amazon.{$this->region}";
		$headers [] = "Upgrade-Insecure-Requests: 1";
		// $headers[] = "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.122 Safari/537.36";
		$headers [] = "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9";
		$headers [] = "Sec-Fetch-Site: none";
		$headers [] = "Sec-Fetch-Mode: navigate";
		$headers [] = "Sec-Fetch-Dest: document";
		$headers [] = "Accept-Language: en-US,en;q=0.9";
		
		curl_setopt ( $this->ch, CURLOPT_HTTPHEADER, $headers );
		// curl_setopt($this->ch, CURLOPT_ENCODING , "");
		curl_setopt ( $this->ch, CURLOPT_HTTPGET, 1 );
		curl_setopt ( $this->ch, CURLOPT_URL, trim ( $url ) );
		
		$exec = curl_exec ( $this->ch );
		
		$x = curl_error ( $this->ch );
		$cuinfo = curl_getinfo ( $this->ch );
		
		// Validate reply
		if (trim ( $exec ) == '') {
			throw new Exception ( 'Empty reply from Amazon with possible curl error ' . $x );
		}
		
		if (! stristr ( $exec, 'amazon' )) {
			$gzdec = @gzdecode ( $exec );
			if (stristr ( $gzdec, 'amazon' ))
				$exec = $gzdec;
		}
		
		
		// Capacha check
		if ( stristr ( $exec, '/captcha/' ) || $cuinfo ['http_code'] == 503) {
			echo ' Amazon asked for Capacha.. Trying auto-proxy....';
			
			require_once 'proxy.GoogleTranslate.php';
			
			try {
				
				$GoogleTranslateProxy = new GoogleTranslateProxy ( $this->ch );
				$exec = $GoogleTranslateProxy->fetch ( $url );
			
				//capcha check return don't deactivate keyword 
				if(stristr($exec, '/captcha/')){
					echo ' Got a Captcha again, changing use agent for next call';
					$this->update_agent_required = true;
					exit;
				}
			
			} catch ( Exception $e ) {
				
				echo ' ProxyViaGoogleException:' . $e->getMessage ();
			}
		}
		
	 
		
		// validate products found
		if (! stristr ( $exec, 'data-asin' )) {
			// throw new Exception('No items found') ;
			echo ' No items found';
			
			echo $exec;
			
			return array ();
		}
		
		// dom data-index
		// dom
		$doc = new DOMDocument ();
		@$doc->loadHTML ( $exec );
		
		$xpath = new DOMXpath ( $doc );
		
		// title
		$elements = $xpath->query ( '//*[@data-index]' );
		
		$all_valid_items_html = '';
		
		foreach ( $elements as $single_asin_element ) {
			
			$item_html = $doc->saveHtml ( $single_asin_element );
			
			if (! stristr ( $item_html, 'a-row a-spacing-micro' ) && stristr ( $item_html, 'a-price-whole' )) {
				$all_valid_items_html .= $item_html;
			}
		}
		
		// extract products
		preg_match_all ( '{data-asin="(.*?)"}', $all_valid_items_html, $productMatchs );
		$asins = array_values ( array_filter ( $productMatchs [1] ) );
		
		if (stristr ( $exec, 'proceedWarning' )) {
			echo ' Reached end page of items';
			return array ();
		}
		
		// next page qid for next call amp;qid=1586898902&amp
		preg_match ( '{amp;qid\=(\d*?)&}', $exec, $qid_matches );
		
		if (isset ( $qid_matches [1] ) && is_numeric ( $qid_matches [1] )) {
			$this->next_request_qid = $qid_matches [1];
		}
		
		// get all slugs href="/Mermaid-Glitters-Decorations-Manicure-Accessory/dp/B07JC1QLZP
		$slugs = array (); // ini
		foreach ( $asins as $product_asin ) {
			preg_match ( '{/([^/]*?)/dp/' . $product_asin . '}', $all_valid_items_html, $slug_match );
			if( isset( $slug_match [1]) ) $slugs [] = $slug_match [1];
		}
		
		$this->slugs = $slugs;
		
		return ($asins);
	}
}