示例#1
0
    def get(self,request,video_id):
        video = Video.objects.get(id=int(video_id))
        #通过外键找到章节再找到视频对应的课程
        course = video.lesson.course

        course.students += 1
        course.save()

        # 查询用户是否已经学习了该课程
        user_courses = UserCourse.objects.filter(user=request.user,course=course)
        if not user_courses:
            # 如果没有学习该门课程就关联起来
            user_course = UserCourse(user=request.user,course=course)
            user_course.save()

        #相关课程推荐
        # 找到学习这门课的所有用户
        user_courses = UserCourse.objects.filter(course=course)
        # 找到学习这门课的所有用户的id
        user_ids = [user_course.user_id for user_course in user_courses]
        # 通过所有用户的id,找到所有用户学习过的所有过程
        all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)
        # 取出所有课程id
        course_ids = [all_user_course.course_id for all_user_course in all_user_courses]
        # 通过所有课程的id,找到所有的课程,按点击量去五个
        relate_courses = Course.objects.filter(id__in=course_ids).order_by("-click_nums")[:5]

        # 资源
        all_resources = CourseResource.objects.filter(course=course)
        return render(request,'../templates/course/course-play.html',{
            'course':course,
            'all_resources':all_resources,
            'relate_courses':relate_courses,
            'video':video,
        })
示例#2
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    def get(self, request, course_id):
        #课程
        course = Course.objects.get(id=int(course_id))
        # 查询用户是否已经学习了该课程
        user_courses = UserCourse.objects.filter(user=request.user, course=course)
        if not user_courses:
            # 如果没有学习该门课程就关联起来
            user_course = UserCourse(user=request.user, course=course)
            user_course.save()

        # 相关课程推荐
        # 找到学习这门课的所有用户
        user_courses = UserCourse.objects.filter(course=course)
        # 找到学习这门课的所有用户的id
        user_ids = [user_course.user_id for user_course in user_courses]
        # 通过所有用户的id,找到所有用户学习过的所有过程
        all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)
        # 取出所有课程id
        course_ids = [all_user_course.course_id for all_user_course in all_user_courses]
        # 通过所有课程的id,找到所有的课程,按点击量去五个
        relate_courses = Course.objects.filter(id__in=course_ids).order_by("-click_nums")[:5]

        course.students += 1
        course.save()
        #资源
        all_resources = CourseResource.objects.filter(course=course)
        return render(request, "../templates/course/course-video.html", {
            "course": course,
            "all_resources":all_resources,
            'relate_courses': relate_courses,
        })
示例#3
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    def get(self, request, course_id):
        course = Course.objects.get(id=int(course_id))
        course.students += 1
        course.save()

        # 查询用户是否已经关联该课程
        user_courses = UserCourse.objects.filter(user=request.user,
                                                 course=course)
        if not user_courses:
            user_course = UserCourse(user=request.user, course=course)
            user_course.save()

        user_courses = UserCourse.objects.filter(course=course)
        user_ids = [user_course.user.id for user_course in user_courses]
        all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)

        # 取出所有课程ID
        course_ids = [
            user_course.course.id for user_course in all_user_courses
        ]

        # 获取学过该用户学过的其他所有课程
        relate_courses = Course.objects.filter(
            id__in=course_ids).order_by("-click_nums")[:5]

        all_resources = CourseResource.objects.filter(course=course)

        return render(
            request, 'course-video.html', {
                'courses': course,
                'course_resources': all_resources,
                'relate_courses': relate_courses
            })
示例#4
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    def get(self, request, video_id):
        video = Video.objects.get(id=int(video_id))
        course = video.lesson.course

        user_courses = UserCourse.objects.filter(user=request.user,
                                                 course=course)
        if not user_courses:
            user_courses = UserCourse(user=request.user, course=course)
            user_courses.save()

        user_courses = UserCourse.objects.filter(course=course)
        user_ids = [user_course.user.id for user_course in user_courses]
        all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)
        course_ids = [
            user_course.course.id for user_course in all_user_courses
        ]

        relate_courses = Course.objects.filter(
            id__in=course_ids).order_by('-click_nums')[:5]

        all_resources = CourseResource.objects.filter(course=course)
        return render(
            request, 'course-play.html', {
                'courses': course,
                'all_resources': all_resources,
                'relate_courses': relate_courses,
                'video': video,
            })
示例#5
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 def get(self, request, video_id):
     video = Video.objects.get(id=int(video_id))
     course = video.lesson.course
     course.students += 1
     course.save()
     # 查询用户是否已经关联了该课程
     user_courses = UserCourse.objects.filter(user=request.user,
                                              course=course)
     if not user_courses:
         user_course = UserCourse(user=request.user, course=course)
         user_course.save()
     user_courses = UserCourse.objects.filter(course=course)
     user_ids = [user_courses.user.id for user_courses in user_courses]
     all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)
     # 取出所有课程ID
     course_ids = [
         user_courses.course.id for user_courses in all_user_courses
     ]
     # 获取学过该用户学过其他的所有课程
     relate_courses = Course.objects.filter(
         id__in=course_ids).order_by("-click_nums")[:5]
     all_resources = CourseResourse.objects.filter(course=course)
     return render(
         request, 'course-play.html', {
             'video': video,
             'course': course,
             'all_resources': all_resources,
             'relate_courses': relate_courses,
         })
示例#6
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 def get(self, request, course_id):
     course = Course.objects.get(id=int(course_id))
     course.students += 1
     course.save()
     # 查询用户是否已经关联了该课程
     user_courses = UserCourse.objects.filter(user=request.user,
                                              course=course)
     if not user_courses:
         # 如果没有学习该门课程就关联起来
         user_course = UserCourse(user=request.user, course=course)
         user_course.save()
     # 相关课程推荐
     # 找到学习这门课的所有用户
     user_courses = UserCourse.objects.filter(course=course)
     user_ids = [user_course.user.id for user_course in user_courses]
     # 通过所有用户的id,找到所有用户学习的所有课程
     all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)
     # 取出所有课程id
     course_ids = [
         all_user_course.course.id for all_user_course in all_user_courses
     ]
     # 获取学过该用户学过其他的所有课程
     relate_courses = Course.objects.filter(
         id__in=course_ids).order_by("-click_nums")[:5]
     all_resources = CourseResource.objects.filter(course=course)
     return render(
         request, "course-video.html", {
             "course": course,
             "course_resources": all_resources,
             "relate_courses": relate_courses
         })
示例#7
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    def get(self, request, course_id, video_id):
        """视屏页面显示"""

        # 查出此课程并将点击数加1
        try:
            course = Course.objects.get(id=course_id)
            course.click_nums += 1
            course.save()
        except Exception:
            return HttpResponseRedirect(reverse('course:list'))

        # 资料下载
        resources = course.courseresource_set.all()

        # 和用户建立链接
        user_course = course.usercourse_set.filter(course=course,
                                                   user=request.user)
        if not user_course:
            user_course = UserCourse(course=course, user=request.user)
            user_course.save()
            course.students += 1
            course.save()

        # 学习过该课的同学还学习过那些课程
        users_course = UserCourse.objects.filter(course=course)
        users_id = [user.user_id for user in users_course]
        user_course = UserCourse.objects.filter(
            user_id__in=users_id).order_by('-course__click_nums').exclude(
                course_id=course.id)

        # 去重
        distinct_set = set()
        all_user_course = []
        for cou in user_course:
            if cou.course_id not in distinct_set:
                distinct_set.add(cou.course_id)
                all_user_course.append(cou)

        # 此课程的所有章节
        cou_lesson = course.lesson_set.all()

        # 查询此章节小节
        try:
            video = Video.objects.get(id=int(video_id))
        except Exception:
            return HttpResponseRedirect(redirect('course:lesson'))

        # 组织模板上下文
        context = {
            'course': course,
            'cou_lesson': cou_lesson,
            'resources': resources,
            'all_user_course': all_user_course,
            'video': video,
        }

        # 返回数据
        return render(request, 'course-play.html', context)
示例#8
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    def get(self, request, course_id):
        """评论页显示"""
        # 查出此课程并将点击数加1
        try:
            course = Course.objects.get(id=course_id)
            course.click_nums += 1
            course.save()
        except Exception:
            return HttpResponseRedirect(reverse('course:list'))

        # 资料下载
        resources = course.courseresource_set.all()

        # 和用户建立链接
        user_course = course.usercourse_set.filter(course=course,
                                                   user=request.user)
        if not user_course:
            user_course = UserCourse(course=course, user=request.user)
            user_course.save()
            course.students += 1
            course.save()

        # 学习过该课的同学还学习过那些课程
        users_course = UserCourse.objects.filter(course=course)
        users_id = [user.user_id for user in users_course]
        user_course = UserCourse.objects.filter(
            user_id__in=users_id).order_by('-course__click_nums').exclude(
                course_id=course.id)

        # 去重
        distinct_set = set()
        all_user_course = []
        for cou in user_course:
            if cou.course_id not in distinct_set:
                distinct_set.add(cou.course_id)
                all_user_course.append(cou)

        # 此课程的所有评论
        course_comments = CourseComments.objects.filter(course=course)[::-1]

        # 组织模板上下文
        context = {
            'course': course,
            'resources': resources,
            'all_user_course': all_user_course,
            'course_comments': course_comments,
        }

        has_reverse = request.GET.get('has_reverse')

        return render(request, 'course-comment.html', context)
示例#9
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    def get(self, request, course_id):
        course = get_object_or_404(Course, id=int(course_id))
        # 查询用户是否已经关联了该课程
        user_course = UserCourse.objects.filter(user=request.user,
                                                course=course)
        if not user_course:
            user_course = UserCourse(user=request.user, course=course)
            user_course.save()

        course_resource = CourseResource.objects.filter(course=course)
        return render(request, 'course-video.html', {
            'course': course,
            'course_resource': course_resource,
        })
示例#10
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    def get(self, request, course_id, play_id, *args, **kwargs):
        course = Course.objects.get(id=int(course_id))
        course.click_nums += 1
        course.save()

        # 关联用户与课程
        user_course = UserCourse.objects.filter(user=request.user,
                                                course=course)
        if not user_course:
            user_course = UserCourse(user=request.user, course=course)
            user_course.save()

            course.students += 1
            course.save()

        # 视频
        video_play = Video.objects.get(id=int(play_id))

        # 所有用户的评论
        comments = CourseComments.objects.filter(course=course)

        # 显示学过该课程的人还学过哪些课程
        all_user_courses = UserCourse.objects.filter(course=course)  # 都学这门课的用户
        all_user_id = [
            user_course.user.id for user_course in all_user_courses
        ]  # 都学这门课的用户ID
        all_courses = UserCourse.objects.filter(
            user_id__in=all_user_id)[:5]  # 都学这门课的用户学的别的课程
        # 所有学过当前课程人学的课程,排除当前课程
        related_course = []
        for course1 in all_courses:
            if course1.course.id != course.id:
                related_course.append(course1.course)

        # 课程资源
        all_resourse = CourseResource.objects.filter(course=course)

        return render(
            request, 'course-play.html', {
                "course": course,
                'all_resourse': all_resourse,
                'related_course': related_course,
                'comments': comments,
                'video_play': video_play
            })
示例#11
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    def get(self, request, course_id, video_id, *args, **kwargs):
        """
        获取课程章节信息
        """
        course = Course.objects.get(id=int(course_id))
        course.click_nums += 1
        course.save()

        video = Video.objects.get(id=int(video_id))

        # 查询用户是否已经关联了该课程
        user_courses = UserCourse.objects.filter(user=request.user,
                                                 course=course)
        if not user_courses:
            user_course = UserCourse(user=request.user, course=course)
            user_course.save()

            course.students += 1
            course.save()

        # 学习过该课程的所有同学
        user_courses = UserCourse.objects.filter(course=course)
        user_ids = [user_course.user.id for user_course in user_courses]
        all_courses = UserCourse.objects.filter(
            user_id__in=user_ids).order_by("-course__click_nums")[:5]
        # related_courses = [user_course.course for user_course in all_courses if user_course.course.id != course.id]
        related_courses = []
        for item in all_courses:
            if item.course.id != course.id:
                related_courses.append(item.course)

        course_resources = CourseResource.objects.filter(course=course)

        return render(
            request, "course-play.html", {
                "course": course,
                "course_resources": course_resources,
                "related_courses": related_courses,
                "video": video,
            })
示例#12
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    def get(self, request, course_id):
        course = Course.objects.get(id=int(course_id))
        all_resources = CourseResource.objects.filter(course=course)

        course.students += 1
        course.save()

        # 查询用户是否已经学习了该课程
        user_courses = UserCourse.objects.filter(user=request.user,
                                                 course=course)
        if not user_courses:
            # 如果没有学习该门课程就关联起来
            user_course = UserCourse(user=request.user, course=course)
            user_course.save()

        # 找到学习这门课的所有用户
        user_courses = UserCourse.objects.filter(course=course)
        # 找到学习这门课的所有用户的id
        user_ids = [user_course.user_id for user_course in user_courses]
        # 通过所有用户的id,找到所有用户学习过的所有过程
        all_user_courses = UserCourse.objects.filter(user_id__in=user_ids)
        # 取出所有课程id
        course_ids = [
            all_user_course.course_id for all_user_course in all_user_courses
        ]
        # 通过所有课程的id,找到所有的课程,按点击量去五个
        relate_courses = Course.objects.filter(
            id__in=course_ids).order_by("-click_nums")[:5]

        # vedio = course.lesson_set.first().get_lesson_vedio().first().name
        # print(vedio)

        return render(
            request, "course-video.html", {
                "course": course,
                'all_resources': all_resources,
                'relate_courses': relate_courses,
            })
示例#13
0
 def get(self, request, cou_id):
     course = Course.objects.get(id=int(cou_id))
     if not UserCourse.objects.filter(user=request.user, course=course):
         course.students += 1
         course.save()
     user_courses = UserCourse.objects.filter(user=request.user,
                                              course=course)
     if not user_courses:
         user_course = UserCourse(user=request.user, course=course)
         user_course.save()
     user_courses = UserCourse.objects.filter(course=course)
     users_ids = [user_course.user.id for user_course in user_courses]
     all_user_courses = UserCourse.objects.filter(user_id__in=users_ids)
     courses_ids = [
         user_course.course.id for user_course in all_user_courses
     ]
     relate_courses = Course.objects.filter(id__in=courses_ids)[:5]
     lessons = Lesson.objects.filter(course=course)
     return render(
         request, 'course-video.html', {
             'course': course,
             'lessons': lessons,
             'relate_courses': relate_courses,
         })