public function init() { parent::init(); $this->sectionId = (int) $this->get("section_id", 0); $this->sectionId = !$this->sectionId ? (int) $this->post("section_id", 0) : $this->sectionId; if ($this->sectionId == 0) { $this->redirect("/error/?errno=" . Common_Error::ERROR_PARAM); } $courseModel = new CourseModel(); $this->section = $courseModel->getSection($this->sectionId); $this->chapter = $courseModel->getSection($this->section['parent_id']); $this->course = $courseModel->getCourse($this->section['course_id']); $userModel = new UserModel(); $this->teacher = $userModel->getTeacher($this->section['teacher_id']); //记录用户学习数据 $courseModel->updateUserSection($this->uid, $this->section['id'], $this->course['id']); //课程学习人数 $this->incrCourseViewNum(); }