Files
useds/app/common/service/UsedCarService.php
T
2026-03-16 11:53:24 +08:00

475 lines
16 KiB
PHP

<?php
namespace app\common\service;
use app\common\utils\crawl\service\UsedCarCrawlSingle;
use app\common\validate\UsedCarValidate;
use app\common\traits\crud\CrudServiceTrait;
use app\common\model\UsedCar;
use GuzzleHttp\Client;
use GuzzleHttp\Exception\GuzzleException;
use support\exception\BusinessException;
use support\Log;
use support\Request;
use app\common\model\User;
use support\Redis;
class UsedCarService
{
use CrudServiceTrait;
/**
* 指定当前要操作的模型
*/
protected string $modelClass = UsedCar::class;
/**
* 验证器
*/
protected $validator = UsedCarValidate::class;
/**
* 获取验证器
*/
public function getValidator()
{
return new $this->validator;
}
/**
* 构造 CrudUtil 查询配置
*/
protected function buildQueryConfig(Request $request, string $scene = 'default'): array
{
$p = $request->all();
$config = [];
$config['model'] = $this->modelClass;
switch ($scene) {
case 'default':
$config['where']['status'] = 1;
$config['order']['sort'] = 'desc';
$config['order']['id'] = 'desc';
break;
case 'index':
$config['where']['role'] = 2;
$config['where']['status'] = 1;
if (isset($p['status']) && $p['status']=='archive') {
$config['where']['status'] = ['in', [2, 3]];
}elseif (isset($p['status'])) {
$config['where']['status'] = $p['status'];
}
if (isset($p['scene']) && $p['scene'] == 'self') {
$config['where']['user_id'] = $request->user['id'];
unset($config['where']['role']);
unset( $config['where']['status']);
}
// 关键字
if (isset($p['keyword']) && $p['keyword']) {
$k = '%' . $p['keyword'] . '%';
foreach (['product_name','code'] as $col) {
$config['orWhere'][] = [$col, 'like', $k];
}
}
$config['order']['sort'] = 'desc';
$config['order']['id'] = 'desc';
break;
case 'show':
$config['where']['id'] = $p['id'];
break;
case 'store':
break;
case 'update':
$config['where']['id'] = $p['id'];
break;
case 'destroy':
$config['where']['id'] = $p['id'];
break;
}
return $config;
}
public function beforeServiceStore($data, Request $request): array
{
if (empty($data['product_name'])) {
throw new BusinessException('产品名称不能为空');
}
if (empty($data['images'])) {
throw new BusinessException('产品图片不能为空');
}
if (empty($data['price'])) {
$data['price'] = 0;
}
if (!empty($data['attachment'])) {
$data['attachment'] = json_encode($data['attachment']);
}else{
$data['attachment'] = '';
}
$data['user_id'] = $request->user['id'];
$user = User::where('id', $request->user['id'])->first();
$data['role'] = $user['role'];
if(!empty($data['source_url'])){
$used = UsedCar::where('source_url', $data['source_url']);
if ($data['role'] == 1) {
$used = $used->where('user_id', $data['user_id']);
}
$count = $used->count();
if ($count) {
throw new BusinessException('该车源已收录');
}
}
$data['code'] = $this->getcode($request->user['id']);
$data['mileage'] = str_replace(['K','M','k','m'], '', $data['mileage']);
$data['power'] = str_replace(['P','S','p','s','马力'], '', $data['power']);
return $data;
}
public function beforeServiceUpdate($data, Request $request): array
{
if (empty($data['product_name'])) {
throw new BusinessException('产品名称不能为空');
}
if (empty($data['images'])) {
throw new BusinessException('产品图片不能为空');
}
if (empty($data['price'])) {
$data['price'] = 0;
}
if (!empty($data['attachment'])) {
$data['attachment'] = json_encode($data['attachment']);
}else{
$data['attachment'] = '';
}
$data['mileage'] = str_replace(['K','M','k','m'], '', $data['mileage']);
$data['power'] = str_replace(['P','S','p','s','马力'], '', $data['power']);
return $data;
}
public function serviceUpdateStatus(Request $request, array $data)
{
if (empty($data['id'])) {
throw new BusinessException('id不能为空');
}
if (!isset($data['status'])) {
throw new BusinessException('status错误');
}
return UsedCar::where('id', $data['id'])->update(['status' => $data['status']]);
}
public function getcode($userId){
$userCount = Redis::get('used_car_count_'.$userId, 0);
$todayStart = strtotime('today');
$count = UsedCar::where('user_id',$userId)->where('created_at','>=',$todayStart)->count();
$count = $count<$userCount ? $userCount +1 : $count +1;
$countCode = str_pad($count, 3, '0', STR_PAD_LEFT);
$userCode = str_pad($userId, 3, '0', STR_PAD_LEFT);
Redis::set('used_car_count_'.$userId, $count, 86400);
$user = User::where('id',$userId)->first();
$nameInitials = $this->getNameInitials($user['name']);
return $nameInitials . $userCode . date('Ymd') . $countCode;
}
/**
* 获取中文名拼音首字母
*/
function getNameInitials(string $name): string
{
$initials = '';
$len = mb_strlen($name);
for ($i = 0; $i < $len; $i++) {
$char = mb_substr($name, $i, 1);
$initials .= $this->getFirstChar($char);
}
return strtoupper($initials);
}
function getFirstChar(string $char): string
{
$s = iconv('UTF-8', 'GB2312//IGNORE', $char);
$asc = ord($s[0]);
if ($asc >= 65 && $asc <= 90) return $char;
// 转码失败或长度不足
if ($s === false || strlen($s) < 2) {
return '';
}
$code = ord($s[0]) * 256 + ord($s[1]) - 65536;
$map = [
[-20319, -20284, 'A'],
[-20283, -19776, 'B'],
[-19775, -19219, 'C'],
[-19218, -18711, 'D'],
[-18710, -18527, 'E'],
[-18526, -18240, 'F'],
[-18239, -17923, 'G'],
[-17922, -17418, 'H'],
[-17417, -16475, 'J'],
[-16474, -16213, 'K'],
[-16212, -15641, 'L'],
[-15640, -15166, 'M'],
[-15165, -14923, 'N'],
[-14922, -14915, 'O'],
[-14914, -14631, 'P'],
[-14630, -14150, 'Q'],
[-14149, -14091, 'R'],
[-14090, -13319, 'S'],
[-13318, -12839, 'T'],
[-12838, -12557, 'W'],
[-12556, -11848, 'X'],
[-11847, -11056, 'Y'],
[-11055, -10247, 'Z']
];
foreach ($map as [$start, $end, $letter]) {
if ($code >= $start && $code <= $end) {
return $letter;
}
}
return '';
}
/**
* 抓取车型数据(通过接口)
* @param Request $request
* @return array
* @throws \Exception
*/
public function crawlKeyword(Request $request): array
{
$keyword = $request->get('keyword');
// 执行抓取
$crawlService = new CrawlService();
//懂车帝模糊搜索返回车系地址|单个车系id抓取
$href = $crawlService->modelSearch($keyword);
$seriesId = $this->extractSeriesId($href); //懂车帝车系id
// if (empty($seriesId)) { //没有抓取到懂车帝系列id时,按关键词为品牌名抓取所有的系列名
// $crawlSeries = $crawlService->brandSeries($keyword);
// }
//按关键词为品牌名抓取所有的系列名
// $crawlSeries = $crawlService->brandSeries($keyword);
if (empty($seriesId)) {
throw new \Exception('抓取失败,请使用更精确的关键词(品牌+车系)');
}
// $brandSerieses = [];
// if(empty($seriesId) && !empty($crawlSeries) || count($crawlSeries)>1){ //关键词为品牌名时抓取所有车系的懂车帝id
// $href = $crawlService->modelSearch($crawlSeries[0]);
// $seriesId = $this->extractSeriesId($href); //懂车帝车系id
// //抓取品牌与系列
// $brandSeries = $crawlService->crawlBrandSeries($seriesId);
// foreach ($crawlSeries as $item) {
//// $brandSerieses[] = $crawlService->brandSeries($keyword);
// $brandSerieses[] = ['brand' => $brandSeries['brand'], 'series' => $item];
// }
// }elseif (!empty($seriesId) && empty($crawlSeries)){
// //抓取品牌与系列
// $brandSerieses[] = $crawlService->crawlBrandSeries($seriesId);
// }
//抓取品牌与系列
$brandSerieses[] = $crawlService->crawlBrandSeries($seriesId);
$result = [];
try {
foreach ($brandSerieses as $brandSeries) {
$item = [];
$item['brand'] = ['brand_name' => $brandSeries['brand']];
$item['series'] = ['series_name' => $brandSeries['series']];
//获取车型数据
$item['model'] = [];
if (count($brandSerieses) < 2) {
$item['model'] = $this->crawlSeriesModel($seriesId);
}
$result[] = $item;
}
return $result[0];
} catch (\Exception $e) {
throw new \Exception($e->getMessage());
}
}
/**
* 获取车系下车型数据
* @return array
* @throws \GuzzleHttp\Exception\GuzzleException
*/
public function crawlSeriesModel($seriesId)
{
$client = new Client([
'verify' => false, // 禁用 SSL 验证
'timeout' => 10
]);
try {
$response = $client->get('https://www.dongchedi.com/motor/pc/car/series/car_list', [
'query' => ['series_id' => $seriesId],
'headers' => [
'User-Agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36'
]
]);
$data = json_decode($response->getBody()->getContents(), true);
if ($data['status'] != 0 || (!isset($data['data']) && !isset($data['data']['tab_list']))) {
Log::error('抓取车型数据失败' . $data['message'], $data);
throw new \Exception('抓取车型数据失败' . $data['message']);
}
$models = [];
foreach ($data['data']['tab_list'] as $item) {
if ($item['tab_text'] == '在售' || $item['tab_text'] == '停售') {
unset($item['data'][0]);
$models = array_merge($models, $item['data']);
}
}
foreach ($models as $key => $model) {
if (!isset($model["info"]['car_name']) || $model['type'] != "1115") {
unset($models[$key]);
continue;
}
$official_price = 0;
if (!isset($model["info"]['official_price'])) {
$official_price = (int)(str_replace("万", "", $model["info"]['official_price_str'])) ?? 0;
$official_price = $official_price* 10000;
} else {
$official_price = $model["info"]['official_price'] * 10000;
}
$models[$key] = [
'title' => $model["info"]['year'] . '款 ' . $model["info"]['car_name'],
'brand_id' => $model["info"]['brand_id'],
'brand_name' => $model["info"]['brand_name'],
'series_id' => $model["info"]['series_id'],
'series_name' => $model["info"]['series_name'],
'year' => $model["info"]['year'],
'msrp' => $official_price,
'car_id' => $model["info"]['id'],
];
}
return array_values($models);
} catch (\Exception $e) {
throw new \Exception($e->getMessage());
}
}
/**
* 从懂车帝URL中提取series ID
* @param string $url 完整的URL
* @return string|null series ID或null
*/
function extractSeriesId($url)
{
// 解析URL获取路径部分
$path = parse_url($url, PHP_URL_PATH);
if (!$path) {
return null;
}
// 按斜杠分割路径
$pathParts = explode('/', trim($path, '/'));
// 查找 'series' 的位置,下一个元素就是series ID
$seriesIndex = array_search('series', $pathParts);
if ($seriesIndex !== false && isset($pathParts[$seriesIndex + 1])) {
return $pathParts[$seriesIndex + 1];
}
return null;
}
function downloadImage(string $url): string
{
$dir = runtime_path('pdf/images/');
if (!is_dir($dir)) {
mkdir($dir, 0755, true);
}
$filename = md5($url) . '.jpg';
$path = $dir . $filename;
if (!file_exists($path)) {
$img = file_get_contents($url);
file_put_contents($path, $img);
}
return $path;
}
function downloadAttachment(string $url): string
{
$dir = runtime_path('pdf/attachment/');
if (!is_dir($dir)) {
mkdir($dir, 0755, true);
}
$filename = md5($url) . '.pdf';
$path = $dir . $filename;
if (!file_exists($path)) {
$img = file_get_contents($url);
file_put_contents($path, $img);
}
return $path;
}
/**
* 选择车辆抓取方式
* @param string $url
*/
public function selectCraw(string $url){
$usedCarCrawl = new UsedCarCrawlSingle();
switch (true){
case str_contains($url,'dongchedi.com'): //懂车帝pc端
$info = $usedCarCrawl->crawlCar($url);
break;
case str_contains($url,'dcdapp.com'): //懂车帝移动端
$finalUrl = $usedCarCrawl->getPcUrl($url); //获取pc端页面链接
if(empty($finalUrl)){
throw new \Exception('链接解析错误');
}
$info = $usedCarCrawl->crawlCar($finalUrl);
break;
case str_contains($url,'t.zijieimg.com'): //懂车帝移动端分享链接
$finalUrl = $usedCarCrawl->getFinaUrl($url); //解析抖音短链,并获取pc端页面链接
if(empty($finalUrl)){
throw new \Exception('链接解析错误');
}
$info = $usedCarCrawl->crawlCar($finalUrl);
break;
case str_contains($url,'www.che168.com/dealer'): //汽车之家
$info = $usedCarCrawl->crawlChe168Car($url);
break;
case str_contains($url,'www.che168.com/home?infoid='): //汽车之家pc端链接转换
$url = $usedCarCrawl->getChe168UrlByPc($url);
$info = $usedCarCrawl->crawlChe168Car($url);
break;
case str_contains($url,'wap.che168.com/dealer'): //汽车之家移动端链接
$finalUrl = $usedCarCrawl->getChe168UrlByMobile($url);
$info = $usedCarCrawl->crawlChe168Car($finalUrl);
break;
case str_contains($url,'comm.app.autohome.com.cn'): //汽车之家移动端链接
$finalUrl = $usedCarCrawl->get168FinaUrl($url);
$info = $usedCarCrawl->crawlChe168Car($finalUrl);
break;
default:
Log::info('未知链接:'.$url);
throw new \Exception('加紧开发中');
}
return $info;
}
}