/**
* 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);
|