src/Biz/Course/Event/CourseSyncSubscriber.php

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<?php

namespace Biz\Course\Event;

use Biz\Course\Dao\CourseDao;
use Biz\Course\Dao\CourseSetDao;
use AppBundle\Common\ArrayToolkit;
use Biz\Course\Service\CourseService;
use Biz\Sync\Service\AbstractSychronizer;
use Biz\Sync\Service\SyncService;
use Biz\System\Service\LogService;
use Biz\Course\Dao\CourseMemberDao;
use Biz\Course\Dao\CourseChapterDao;
use Biz\Course\Dao\CourseMaterialDao;
use Codeages\Biz\Framework\Event\Event;
use Biz\Classroom\Service\ClassroomService;
use Codeages\PluginBundle\Event\EventSubscriber;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

class CourseSyncSubscriber extends EventSubscriber implements EventSubscriberInterface
{
    public static function getSubscribedEvents()
    {
        return array(
            'classroom.update' => 'onClassroomUpdate',

            'course-set.update' => 'onCourseSetUpdate',

            'course.update' => 'onCourseUpdate',

            'course.teachers.update' => 'onCourseTeachersChange',

            'course.chapter.create' => 'onCourseChapterCreate',
            //章节的更新和删除会比较麻烦，因为还涉及子节点（比如task的引用也要切换）的处理
            'course.chapter.update' => 'onCourseChapterUpdate',
            'course.chapter.delete' => 'onCourseChapterDelete',

            'course.lesson.create' => 'onCourseChapterCreate',
            'course.lesson.update' => 'onCourseChapterUpdate',
            'course.lesson.publish' => 'onCourseChapterUpdate',
            'course.lesson.unpublish' => 'onCourseChapterUpdate',
            'course.lesson.delete' => 'onCourseChapterDelete',
            'course.lesson.setOptional' => 'onCourseChapterUpdate',
            //同步新建的任务时同步新增material记录即可，这里无需处理
            // 'course.material.create' => 'onCourseMaterialCreate',
            'course.material.update' => 'onCourseMaterialUpdate',
            'course.material.delete' => 'onCourseMaterialDelete',

            'course.change.showPublishLesson' => 'onCourseUpdate',
        );
    }

    public function onClassroomUpdate(Event $event)
    {
        $arguments = $event->getSubject();
        $classroom = $arguments['classroom'];

        $courses = $this->getClassroomService()->findCoursesByClassroomId($classroom['id']);
        if (empty($courses)) {
            return;