/** * HOST: www.icbase.com */ //set_time_limit(0); // base function function curl_get($url, $data = array(), $header = array(), $timeout = 15, $port = 80, $reffer = '', $proxy = '') { $ch = curl_init(); if (!empty($data)) { $data = is_array($data)?http_build_query($data): $data; $url .= (strpos($url,'?')? '&': "?") . $data; } curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout); curl_setopt($ch, CURLOPT_POST, 0); curl_setopt($ch, CURLOPT_PORT, $port); curl_setopt($ch, CURLOPT_HTTPHEADER, $header); curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1); //是否抓取跳转后的页面 $reffer && curl_setopt($ch, CURLOPT_REFERER, $reffer); if($proxy) { curl_setopt($ch, CURLOPT_PROXY, $proxy); curl_setopt($ch, CURLOPT_PROXYPORT, 1723); curl_setopt($ch, CURLOPT_PROXYUSERPWD,"andhm001:andhm123"); } $result = array(); $result['result'] = curl_exec($ch); if (0 != curl_errno($ch)) { $result['error'] = "Error:\n" . curl_error($ch); } curl_close($ch); return $result; }
function curl_post($url, $data = array(), $header = array(), $timeout = 5, $port = 80)
{
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
//curl_setopt($ch, CURLOPT_PORT, $port);
!empty ($header) && curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
$result = array();
$result['result'] = curl_exec($ch);
if (0 != curl_errno($ch)) {
$result['error'] = "Error:\n" . curl_error($ch);
}
curl_close($ch);
return $result;
}
/**
* 获取列表页的html源码
* @param string $keywords 搜索关键字
* @param int $page 页数
* @return boolean|array
*/
function getListHtml($keywords, $page=1)
{
if ($page {
return false;
}
$page = $page == 0 ? 1 : intval($page);
if ($page == 1)
{
$result = curl_get('http://www.icbase.com/ProResult.aspx', array('ProKey' => $keywords));
if ( isset($result['error']) )
{
return false;
//exit($result['error']);
}
$result = $result['result'];
// asp.net post提交数据
if(! defined('__VIEWSTATE') && preg_match('/
{
define('__VIEWSTATE', $matches[1]);
} else {
return false;
}
if(! defined('__PREVIOUSPAGE') && preg_match('/
{
define('__PREVIOUSPAGE', $matches[1]);
} else {
return false;
}
if(! defined('__EVENTVALIDATION') && preg_match('/
{
define('__EVENTVALIDATION', $matches[1]);
} else {
return false;
}
return $result;
}
$data = array(
'__EVENTTARGET' => 'pager',
'__EVENTARGUMENT' => $page,
'__VIEWSTATE' => __VIEWSTATE,
'__PREVIOUSPAGE' => __PREVIOUSPAGE,
'__EVENTVALIDATION' => __EVENTVALIDATION,
);
$result = curl_post('http://www.icbase.com/ProResult.aspx?ProKey=' . $keywords, $data);
if ( isset($result['error']) )
{
return false;
//exit($result['error']);
}
$result = $result['result'];
return $result;
}
/**
* 获取列表页 a链接的url
* @param string $html html源码
* @return array
*/
function getListHref($html)
{
$pattern = '/
[\s\n]* ]\/>/isU'; if (preg_match_all($pattern, $html, $matches)) { return $matches[1]; } else { // 没有匹配项 return array(); } } /** * 获取下一页数字 * @param string $html html源码 * @return number */ function getListNextPage($html) { $pattern = '/]>.+
>/isU'; if (preg_match($pattern, $html, $matches)) { return intval($matches[1]); } else { return -1; } } /** * 获取列表也所有的href * @param string $keywords 搜索关键字 * @return boolean|array */ function getListHrefAll($keywords) { if (empty($keywords)) { return false; } $html = getListHtml($keywords); $hrefList = getListHref($html); if (empty($hrefList)) { // 没有结果 return array(); } $nextPage = getListNextPage($html); while ($nextPage > 0) { $html = getListHtml($keywords, $nextPage); $tmpHrefList = getListHref($html); $hrefList = array_merge($hrefList, $tmpHrefList); $nextPage = getListNextPage($html); } return $hrefList; } /** * 获取详情页信息 * @param string $url url地址或者是抓取到的html源代码 根据@see $is_url 区分 * @param int $is_url 1使用的是url地址 0直接处理html源代码 * @return boolean|multitype:|multitype:string */ function getDetail($url, $is_url = 1) { if ( empty($url) ) { return false; } $host = 'www.icbase.com'; $html = $url; if ($is_url) { $url = '/' . ltrim($url, '/'); $result = curl_get($host . $url); if ( isset($result['error']) ) { exit($result['error']); } $html = $result['result']; } $result = array( 'sup_part' => '', // 供应商型号 'sup_id' => '', // 供应商ID 'mfg_part' => '', // 制造商型号 'mfg_name' => '', // 制造商名称 'cat_name' => '', // 分类名称 'para' => '', // 属性 'desc' => '', // 描述 'pdf_url' => '', // PDF地址 'sup_stock' => '', // 库存 'min_purch' => '', // 最小订购量 'price' => '', // 价格 'img_url' => '', // 图片地址 'createtime' => '', // 创建时间 'datacode' => '', // 批号 'package' => '', // 封装 'page_url' => '', // 页面地址 ); // mfg_part $pattern = '/ 产品型号
(.[^ if (preg_match($pattern, $html, $matches)) { $result['mfg_part'] = trim($matches[1]); } else { // 此项木有,说明也没处处了 return array(); } // mfg_name $pattern = '/
厂商[\s\n]*
(.+)/isU'; if (preg_match($pattern, $html, $matches)) { $result['mfg_name'] = trim($matches[1]); } // para $pattern = '/
(.+)/isU'; if (preg_match($pattern, $html, $matches)) { if (preg_match_all('/(.+)/isU', $matches[1], $matches)) { $count = count($matches[1]); $count = intval($count / 2 ); foreach ($matches[1] as $k=>$v) { if ($k >= $count) { break; } if (trim($v) == '描述') { // desc $result['desc'] = trim($matches[1][$count + $k]); continue; } $v = trim($v); $result['para'][$v] = trim($matches[1][$count + $k]); } } } // pdf_url $pattern = '/
详细资料
if (preg_match($pattern, $html, $matches)) { $result['pdf_url'] = trim($matches[1]); } // sup_stock $pattern = '/
库存数量[\s\n]*
(\d+)/isU'; if (preg_match($pattern, $html, $matches)) { $result['sup_stock'] = trim($matches[1]); } // price $pattern = '/
]+>(\d+)\+]+>.[^\d]*([\d.]+)/isU'; if (preg_match_all($pattern, $html, $matches)) { foreach ($matches[1] as $k=>$v) { $result['price'][$v] = '¥' . $matches[2][$k]; } } //img_url $pattern = '/图片
if (preg_match($pattern, $html, $matches)) { $result['img_url'] = trim($matches[1]); } // page_url if ($is_url) { $result['page_url'] = $host . $url; } return $result; } /** * 最终调用函数 * @param string $keywords 搜索关键字 * @return array */ function getData($keywords) { $hrefList = getListHrefAll($keywords); $result = array(); foreach ($hrefList as $k=>$v) { $result[] = getDetail($v); } return $result; } // Test Script $keywords = trim($_GET['keywords']); $result = getData($keywords); print_r($result);
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