CourseSearchController.class.php
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<?php
/**
* Created by PhpStorm.
* User: liyifei2012it
* Date: 17/4/11
* Time: 16:31
*/
namespace Apicp\Controller\Operate;
use Com\PackageValidate;
use Common\Common\Constant;
use Common\Service\ArticleService;
use Common\Service\ClassService;
class CourseSearchController extends \Apicp\Controller\AbstractController
{
/**
* CourseSearch
* @desc 用于首页 Banner 选择器的课程搜索接口
* @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' => '课程 ID', // 课程ID
* 'subject' => '课程标题', // 课程标题
* '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
$classServ = new ClassService();
$conds = ['course_type' => Constant::COURSE_TYPE_NORMAL];
if (isset($postData['categoryId'])) {
// 取子类的课程ID
$conds['class_id'] = $classServ->getChildClassIds($postData['categoryId']);
}
if (isset($postData['kw'])) {
$conds['article_title like ?'] = '%' . $postData['kw'] . '%';
}
// 分页
list($start, $perpage) = page_limit($postData['page'], $postData['limit']);
// 排序
$order_option = ['top_time' => 'desc', 'update_time' => 'desc'];
// 列表
$articleServ = new ArticleService();
$list = $articleServ->list_by_conds($conds, [$start, $perpage], $order_option);
$result = [];
if (!empty($list)) {
// 取所有分类，组合分类名称字段
$classList = $classServ->list_all();
if (!empty($classList)) {
$classList = array_combine_by_key($classList, 'class_id');
}
foreach ($list as $v) {
$result[] = [
'id' => rintval($v['article_id']),
'subject' => $v['article_title'],
'time' => rintval($v['update_time']),
'categoryName' => isset($classList[$v['class_id']]) ? $classList[$v['class_id']]['class_name'] : '',
'categoryId' => rintval($v['class_id']),
'author' => $v['ea_name'],
'attachId' => $v['cover_id'],
'url' => 'Course/Frontend/Index/Detail/Index?article_id=' . $v['article_id'] . '&data_id=' . $v['data_id'] . '&article_type=' . $v['article_type'],
'category' => isset($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' => $result,
];
}
/**
* @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) {
$category[] = [
'id' => rintval($classId),
'name' => $classList[$classId]['class_name'],
'upId' => rintval($classList[$classId]['parent_id']),
'url' => $classList[$classId]['parent_id'] == 0 ? frontUrl('/app/page/course/list/list', ['class_id' => $classId]) : '',
];
$classId = $classList[$classId]['parent_id'];
}
return $category;
}
}