ListController.class.php
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<?php
/**
* Created by PhpStorm.
* User: zhonglei
* Date: 17/10/17
* Time: 11:21
*/
namespace Apicp\Controller\CourseData;
use Com\PackageValidate;
use Common\Common\Constant;
use Common\Common\DataHelper;
use Common\Model\CourseClassModel;
use Common\Model\CourseArticleModel;
use Common\Model\CourseCompleteModel;
class ListController extends \Apicp\Controller\AbstractController
{
/**
* List
* @author zhonglei
* @desc 课程数据列表接口
* @param Int class_id 分类ID
* @param String article_title 课程名称
* @param Int created_start 发布时间戳
* @param Int created_end 发布时间戳
* @param Int page:1 当前页
* @param Int limit:20 每页数据总数
* @return array
array(
'list' => array( // 列表数据
array(
'article_id' => 188, // 课程ID
'article_title' => '热烈庆祝十九大胜利召开', // 课程名称
'class_id' => 188, // 分类ID
'class_name' => '分类A', // 分类名称
'user_total' => 1000, // 课程总人数
'study_total' => 800, // 学习人数
'complete_total' => 800, // 完成学习人数
'complete_rate' => 80, // 完成率
'like_total' => 100, // 点赞数
'comment_total' => 200, // 评论数
'created' => 1509292800000, // 发布时间
),
),
'page' => 100, // 当前页
'limit' => 100, // 每页数据总数
'total' => 100, // 数据总数
)
*/
public function Index_post()
{
// 请求数据
$post_data = I('post.');
// 验证规则
$rules = [
'class_id' => 'integer',
'article_title' => 'max:64',
'created_start' => 'integer',
'created_end' => 'integer',
'page' => 'integer',
'limit' => 'integer',
];
// 验证请求数据
$validate = new PackageValidate();
$validate->postData = $post_data;
$validate->validateParams($rules);
// 返回值
$this->_result = [
'list' => [],
'page' => isset($post_data['page']) ? $post_data['page'] : Constant::PAGING_DEFAULT_PAGE,
'limit' => isset($post_data['limit']) ? $post_data['limit'] : Constant::PAGING_DEFAULT_LIMIT,
'total' => 0,
];
// 获取分类数据
$classModel = new CourseClassModel();
$class_list = $classModel->list_all();
if (empty($class_list)) {
return;
}
$class_data = array_combine_by_key($class_list, 'class_id');
// 格式化分类数据
foreach ($class_data as $class_id => $class) {
$class_data[$class['parent_id']]['children'][$class_id] = &$class_data[$class_id];
}
if (isset($post_data['class_id'])) {
$class_id = $post_data['class_id'];
$ids = [];
// 未找到分类
if (!isset($class_data[$class_id])) {
return;
}
// 获取分类自身ID和所有子分类ID
$this->_getSelfChildId($class_data[$class_id], $ids);
$post_data['class_id'] = $ids;
}
$dataHelper = &DataHelper::instance();
// 搜索条件
$conds = ['course_type' => Constant::COURSE_TYPE_NORMAL];
if (isset($post_data['class_id'])) {
$conds['class_id'] = $post_data['class_id'];
}
if (isset($post_data['article_title'])) {
$conds['article_title like ?'] = "%{$post_data['article_title']}%";
}
if (isset($post_data['created_start'])) {
$conds['created >= ?'] = $dataHelper->formatStarttime($post_data['created_start']);
}
if (isset($post_data['created_end'])) {
$conds['created <= ?'] = $dataHelper->formatEndtime($post_data['created_end']);
}
// 获取课程总数
$articleModel = new CourseArticleModel();
$this->_result['total'] = $articleModel->count_by_conds($conds);
if ($this->_result['total'] == 0) {
return;
}
// 获取课程列表
list($start, $perpage) = page_limit($this->_result['page'], $this->_result['limit']);
$article_list = $articleModel->list_by_conds($conds, [$start, $perpage], ['created' => 'desc']);
$keys = ['article_id', 'class_id', 'article_title', 'user_total', 'study_total', 'comment_total', 'like_total', 'created'];
$articles = array_combine_by_key(array_intersect_key_reserved($article_list, $keys), 'article_id');
// 获取已完成人数
$completeModel = new CourseCompleteModel();
$complete_list = $completeModel->listArticleRank(['article_id' => array_keys($articles)]);
$completes = array_combine_by_key($complete_list, 'article_id');
foreach ($articles as $k => $v) {
$class_id = $v['class_id'];
$article_id = $v['article_id'];
$articles[$k]['class_name'] = isset($class_data[$class_id]) ? $class_data[$class_id]['class_name'] : '';
$articles[$k]['complete_total'] = isset($completes[$article_id]) ? $completes[$article_id]['total'] : 0;
$completeRate = round($articles[$k]['complete_total'] / $v['user_total'] * 100, 2);
$articles[$k]['complete_rate'] = $completeRate > 100 ? 100 : $completeRate;
}
$this->_result['list'] = array_values($articles);
}
/**
* 获取分类自身ID和所有子分类ID
* @author zhonglei
* @param array $class 分类数据
* @param array $ids 分类自身ID和所有子分类ID数组（引用）
* @return void
*/
private function _getSelfChildId($class, &$ids)
{
$ids[] = $class['class_id'];
// 包含子级分类
if (isset($class['children'])) {
foreach ($class['children'] as $child) {
$this->_getSelfChildId($child, $ids);
}
}
}
}