php爬取天猫和淘宝商品数据

function crawlUrl($url){
import('PhpQuery.Curl');
 $curl=new \Curl();
 $result = $curl->read($url);
 $content = mb_convert_encoding( $result['content'], 'UTF-8', 'UTF-8,GBK,GB2312,BIG5' );
 $myres=array();
 if(strrpos($url,'taobao.com')!=false) {
  //匹配是否下架
  if(strpos($content,'此宝贝已下架')!==false){
   return false;
  }
  preg_match("|itemId   : '(.*)'|isU", $content, $match);
  $item_id=$match[1];
  preg_match("|sellerId   : '(.*)'|isU", $content, $match);
  $sellet_id=$match[1];
  preg_match("|title>(.*)/title>|isU",$content,$match);
  $title=$match[1];
  //价格库存信息
  $ch = curl_init();
  curl_setopt ($ch, CURLOPT_URL, 'https://detailskip.taobao.com/service/getData/1/p1/item/detail/sib.htm?itemId='.$item_id.'sellerId='.$sellet_id.'modules=dynStock,qrcode,viewer,price,duty,xmpPromotion,delivery,upp,activity,fqg,zjys,amountRestriction,couponActivity,soldQuantity,originalPrice,tradeContractcallback=onSibRequestSuccess');
  $opt[CURLOPT_HEADER]=false;
  $opt[CURLOPT_CONNECTTIMEOUT]=15;
  $opt[CURLOPT_TIMEOUT]=300;
  $opt[CURLOPT_AUTOREFERER]=true;
  $opt[CURLOPT_USERAGENT]='Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11';
  curl_setopt_array($ch,$opt);
  curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
  curl_setopt ($ch,CURLOPT_REFERER,$url);
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  $out_put=curl_exec ($ch);
  curl_close ($ch);
  $res=str_replace('onSibRequestSuccess(',"",$out_put);
  $res=rtrim($res,');1');
  $result=json_decode($res,true);
  //查询出图片信息
  preg_match('|ul id="J_UlThumb" class="tb-thumb tb-clearfix">(.*)/ul>|isU', $content, $match);
  preg_match_all('/img data-src="(.*?)" \//', $match[1], $images);

  $myres['title']=str_replace('-淘宝网','',$title);

  $myres['price']=current($result['data']['originalPrice']);

  $myres['act_price']=current($result['data']['promotion']['promoData']);

  $myres['stock']=$result['data']['dynStock']['stock'];

  $myres['banners']=$images[1];
 }else{
  //匹配是否下架
  if(strpos($content,'此宝贝已下架')!==false){
   return false;
  }
  $start=strpos($url,'id=');
  $item_id=substr($url,$start+4,12);
  if(!is_numeric($item_id)){
   $start=strpos($url,'?id=');
   $end=strpos($url,'spm');
   $item_id=substr($url,$start+4,$end-$start-4);
  }
  preg_match("|title>(.*)/title>|isU",$content,$match);
  $title=$match[1];
  $myurl='https://mdskip.taobao.com/core/initItemDetail.htm?cachedTimestamp=1500562177777queryMemberRight=truecartEnable=trueofflineShop=falseaddressLevel=2itemId='.$item_id.'tryBeforeBuy=falseisAreaSell=falsetmallBuySupport=trueisPurchaseMallPage=falsehousehold=falseisForbidBuyItem=falseservice3C=falseisRegionLevel=falseshowShopProm=falseisSecKill=falsesellerPreview=falseisUseInventoryCenter=falseisApparel=truecallback=setMdskiptimestamp=1500562172109isg=AiUlDZFWmP/sMgVurQSILU3Ytet/Zdisisg2=Ajk51JIhRFqKzxmiNPP6dkYxSKXT7iySkzSTeVtu9WDf4ll0o5Y9yKdyEtHu';
  //价格库存信息
  $ch = curl_init();
  curl_setopt ($ch, CURLOPT_URL, $myurl);
  $opt[CURLOPT_HEADER]=false;
  $opt[CURLOPT_CONNECTTIMEOUT]=15;
  $opt[CURLOPT_TIMEOUT]=300;
  $opt[CURLOPT_AUTOREFERER]=true;
  $opt[CURLOPT_USERAGENT]='Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11';
  curl_setopt_array($ch,$opt);
  curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
  curl_setopt ($ch,CURLOPT_REFERER,$url);
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  $out_put=curl_exec ($ch);
  curl_close ($ch);
  $res = mb_convert_encoding( $out_put, 'UTF-8', 'UTF-8,GBK,GB2312,BIG5' );
  $res=str_replace('setMdskip',"",$res);
  $res=str_replace('(',"",$res);
  $res=str_replace(')',"",$res);
  $result=json_decode($res,true);
  $nowk="";
  $nowstore="";
  foreach($result['defaultModel']['inventoryDO']['skuQuantity'] as $k=>$val){
   $nowk=$k;
   $nowstore=$val;
   break;
  }

  $myres['title']=str_replace('-tmall.com天猫','',$title);

  $myres['price']=$result['defaultModel']['itemPriceResultDO']['priceInfo'][$nowk]['price'];

  $myres['act_price']=isset($result['defaultModel']['itemPriceResultDO']['priceInfo'][$nowk]['suggestivePromotionList'])?$result['defaultModel']['itemPriceResultDO']['priceInfo'][$nowk]['suggestivePromotionList']:$result['defaultModel']['itemPriceResultDO']['priceInfo'][$nowk];

  $myres['stock']=$result['defaultModel']['inventoryDO']['totalQuantity']?$result['defaultModel']['inventoryDO']['totalQuantity']:$nowstore['quantity'];
  //查询出图片信息
  preg_match('|ul id="J_UlThumb" class="tb-thumb tm-clear">(.*)/ul>|isU',$content, $match);
  preg_match_all('/img src="(.*?)" \//',$match[1],$images);
  $myres['banners']=$images[1];
 }
 return $myres;
}