NewsSearchController.class.php
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<?php
/**
* Created by PhpStorm.
* User: tangxingguo
* Date: 2017/4/11
* Time: 18:36
*/
namespace Apicp\Controller\Operate;
use Com\PackageValidate;
use Common\Common\Constant;
use Common\Service\ArticleService;
use Common\Service\ClassService;
class NewsSearchController extends \Apicp\Controller\AbstractController
{
/**
* Banner 搜索新闻接口
* @desc 用于 Banner 选择器的新闻搜索接口
* @param string kw:false 待搜索的关键词，为空则返回全部
* @param integer categoryId:false 分类筛选
* @param integer limit:false:15 每页显示的数据条数
* @param integer page:false:1 当前请求的页码
* @return array(
array(
'limit' => 20, // 每页显示的数据条数
'page' => 1, // 当前请求的页码
'total' => 20, // 数据总数
'pages' => 1, // 页码总数
'categoryId' => 1, // 当前请求的分类 ID
'list' => array(
'id' => '新闻 ID', // 新闻ID
'subject' => '新闻标题', // 新闻标题
'time' => '发表时间', // 发表时间
'categoryName' => '所属分类名称', // 分类名称
'categoryId' => '所属分类 ID', // 分类ID
'author' => '作者名称', // 作者名称
)
);
*/
public function Index_post()
{
// 验证规则
$rules = [
'kw' => 'max:120',
'categoryId' => 'integer',
'limit' => 'integer',
'page' => 'integer',
];
// 验证数据
$validate = new PackageValidate($rules, [], array_keys($rules));
$postData = $validate->postData;
// 默认值
$postData['page'] = isset($postData['page']) ? $postData['page'] : Constant::PAGING_DEFAULT_PAGE;
$postData['limit'] = isset($postData['limit']) ? $postData['limit'] : Constant::PAGING_DEFAULT_LIMIT;
// 组合条件
$conds = ['news_status' => Constant::NEWS_STATUS_SEND];
if (isset($postData['categoryId'])) {
$conds['class_id'] = $postData['categoryId'];
}
if (isset($postData['kw'])) {
$conds['title like ?'] = '%' . $postData['kw'] . '%';
}
// 分页
list($start, $perpage) = page_limit($postData['page'], $postData['limit']);
// 排序
$order_option = ['top_time' => 'desc', 'send_time' => 'desc'];
// 列表
$articleServ = new ArticleService();
$list = $articleServ->list_by_conds($conds, [$start, $perpage], $order_option);
$resList = [];
if (!empty($list)) {
// 取分类
$classServ = new ClassService();
$classList = $classServ->list_all();
if (!empty($classList)) {
$classList = array_combine_by_key($classList, 'class_id');
}
// 格式化数据
foreach ($list as $v) {
$resList[] = [
'id' => $v['article_id'],
'subject' => $v['title'],
'time' => $v['send_time'],
'categoryName' => $v['class_name'],
'categoryId' => $v['class_id'],
'author' => $v['author'],
'attachId' => $v['cover_id'],
'url' => 'News/Frontend/Index/Detail/Index?article_id=' . $v['article_id'],
'category' => isset($classList) ? $this->_getCategory($v['class_id'], $classList) : [],
];
}
}
// 数据总数
$total = $articleServ->count_by_conds($conds);
$this->_result = [
'limit' => $postData['limit'],
'page' => $postData['page'],
'total' => intval($total),
'pages' => ceil($total/$postData['limit']),
'categoryId' => isset($postData['categoryId']) ? $postData['categoryId'] : 0,
'list' => $resList,
];
}
/**
* @desc 根据分类ID取出当前分类以及父级分类信息
* @author tangxingguo
* @param int $classId 分类ID
* @param array $classList 分类列表
* @return array
*/
private function _getCategory($classId, $classList)
{
$category = [];
while (isset($classList[$classId]) && $classId != 0) {
$category[] = [
'id' => $classId,
'name' => $classList[$classId]['class_name'],
'upId' => $classList[$classId]['parent_id'],
'url' => $classList[$classId]['parent_id'] == 0 ? frontUrl('/app/page/news/list/list', ['class_id' => $classId]) : '',
];
$classId = $classList[$classId]['parent_id'];
}
return $category;
}
}