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270 lines
8.7 KiB
270 lines
8.7 KiB
from datetime import datetime, time
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from urllib.parse import urlparse
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from django.conf import settings
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from django.db import models
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from django.contrib.auth import get_user_model
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from django.db.models.expressions import RawSQL
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from django.urls import reverse_lazy
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from django.utils import timezone
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from django.contrib.postgres.fields import ArrayField
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from imagekit.models import ImageSpecField
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from imagekit.processors import ResizeToCover
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from polymorphic.models import PolymorphicModel
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User = get_user_model()
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class ImageObject(models.Model):
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image = models.ImageField('Изображение', upload_to='content/imageobject')
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image_thumbnail = ImageSpecField(source='image',
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processors=[ResizeToCover(300, 200, False)],
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format='JPEG',
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options={'quality': 85})
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created_at = models.DateTimeField(auto_now_add=True)
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update_at = models.DateTimeField(auto_now=True)
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class Meta:
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verbose_name = 'Объект изображения'
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verbose_name_plural = 'Объекты изображения'
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ordering = ('-created_at',)
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class Content(PolymorphicModel):
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uuid = models.UUIDField(null=True, blank=True)
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course = models.ForeignKey(
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'course.Course', on_delete=models.CASCADE,
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null=True, blank=True,
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verbose_name='Курс',
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related_name='content',
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)
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lesson = models.ForeignKey(
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'course.Lesson', on_delete=models.CASCADE,
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null=True, blank=True,
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verbose_name='Урок',
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related_name='content',
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)
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live_lesson = models.ForeignKey(
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'school.LiveLesson', on_delete=models.CASCADE,
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null=True, blank=True,
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verbose_name='Урок онлайн школы',
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related_name='content',
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)
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contest = models.ForeignKey(
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'Contest', on_delete=models.CASCADE,
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null=True, blank=True,
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verbose_name='Конкурс',
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related_name='content',
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)
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title = models.CharField('Заголовок', max_length=100, default='')
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position = models.PositiveSmallIntegerField(
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'Положение на странице',
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default=1,
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)
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created_at = models.DateTimeField(auto_now_add=True)
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update_at = models.DateTimeField(auto_now=True)
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class Meta:
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verbose_name = 'Контент'
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verbose_name_plural = 'Контент'
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ordering = ('position', '-created_at',)
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def ctype(self):
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return self.__class__.__name__.lower()
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class Image(Content):
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img = models.ForeignKey(
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ImageObject, related_name='content_images',
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verbose_name='Объект изображения', on_delete=models.CASCADE,
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null=True
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)
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class Text(Content):
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txt = models.TextField('Текст', default='')
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class ImageText(Content):
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img = models.ForeignKey(
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ImageObject, related_name='content_imagetexts',
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verbose_name='Объект изображения', on_delete=models.CASCADE,
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null=True
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)
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txt = models.TextField('Текст', default='')
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class Video(Content):
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url = models.URLField('Ссылка')
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def video_index(self):
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if self.is_youtube_video:
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url = urlparse(self.url)
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query = url.query.split('&')
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for q in query:
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if 'v=' in q:
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return q.split('=')[-1]
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return self.url.split('/')[-1]
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@property
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def is_youtube_video(self):
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return 'youtu.be' in self.url or 'youtube.com' in self.url and 'watch' in self.url
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@property
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def is_vimeo_video(self):
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return 'vimeo.com' in self.url
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class Gallery(Content):
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pass
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class GalleryImage(models.Model):
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gallery = models.ForeignKey(
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Gallery, on_delete=models.CASCADE,
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verbose_name='Галерея', related_name='gallery_images'
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)
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img = models.ForeignKey(
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ImageObject, related_name='gallery_images',
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verbose_name='Объект изображения', on_delete=models.CASCADE,
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null=True, blank=True,
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)
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created_at = models.DateTimeField(auto_now_add=True)
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update_at = models.DateTimeField(auto_now=True)
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class Meta:
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verbose_name = 'Изображение в галерее'
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verbose_name_plural = 'Изображения в галерее'
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ordering = ('-created_at',)
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class Banner(models.Model):
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PAGE_INDEX = 1
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PAGE_COURSES = 2
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PAGE_SCHOOL = 3
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PAGE_PACKAGES = 4
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PAGE_CHOICES = (
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(PAGE_INDEX, 'Главная'),
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(PAGE_COURSES, 'Курсы'),
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(PAGE_SCHOOL, 'Школа'),
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(PAGE_PACKAGES, 'Пакеты')
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)
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text = models.TextField(blank=True, default='')
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button_text = models.CharField(max_length=50, blank=True, default='')
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url = models.URLField(blank=True, default='')
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image = models.ImageField()
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use = models.BooleanField(default=False)
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color = models.CharField(max_length=7, blank=True, default='')
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color2 = models.CharField(max_length=7, blank=True, default='')
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stretch_image = models.BooleanField(default=True)
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future_date = models.DateTimeField(blank=True, null=True)
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created_at = models.DateTimeField(auto_now_add=True)
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update_at = models.DateTimeField(auto_now=True)
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pages = ArrayField(models.IntegerField(choices=PAGE_CHOICES), default=[], blank=True)
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main_banner = ArrayField(models.IntegerField(choices=PAGE_CHOICES), default=[], blank=True)
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class Meta:
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verbose_name = 'Банер'
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verbose_name_plural = 'Банеры'
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ordering = ('-created_at',)
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@classmethod
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def get_for_page(cls, page):
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return Banner.objects.filter(use=True, pages__contains=[page]).annotate(
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is_main=RawSQL('main_banner @> %s', ([page],))
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).order_by('-is_main')
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@property
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def is_video_url(self):
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return self.url and ('vimeo.com' in self.url
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or 'youtube.com' in self.url and 'watch' in self.url
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or 'youtu.be' in self.url)
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class Contest(models.Model):
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title = models.CharField(max_length=255)
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description = models.TextField(max_length=1000, blank=True, default='')
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slug = models.SlugField(
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allow_unicode=True, null=True, blank=True,
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max_length=100, unique=True, db_index=True,
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)
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cover = models.ForeignKey(
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ImageObject, related_name='contest_covers',
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verbose_name='Фоновая картинка', on_delete=models.CASCADE,
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null=True, blank=True,
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)
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date_start = models.DateField('Дата начала', null=True, blank=True)
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date_end = models.DateField('Дата окончания', null=True, blank=True)
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active = models.BooleanField(default=True)
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# TODO? banner
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@property
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def finished(self):
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# FIXME
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return datetime(2018, 8, 29, 21) < timezone.now()
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def save(self, *args, **kwargs):
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if self.active:
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Contest.objects.filter(active=True).update(active=False)
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return super().save(*args, **kwargs)
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class ContestWork(models.Model):
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user = models.ForeignKey(
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User, on_delete=models.CASCADE
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)
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contest = models.ForeignKey(Contest, on_delete=models.CASCADE)
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image = models.ForeignKey(
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ImageObject, related_name='contest_work_images',
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verbose_name='Работа участника', on_delete=models.CASCADE,
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)
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child_full_name = models.CharField(max_length=255)
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age = models.SmallIntegerField()
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created_at = models.DateTimeField(auto_now_add=True)
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likes = models.ManyToManyField('course.Like', blank=True)
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class Meta:
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verbose_name = 'Конкурсная работа'
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verbose_name_plural = 'Конкурсные работы'
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ordering = ('-created_at',)
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@property
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def img_width(self):
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return self.image.image.width if self.image and self.image.image else None
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@property
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def img_height(self):
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return self.image.image.height if self.image and self.image.image else None
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def get_absolute_url(self):
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return reverse_lazy('contest_work', args=[self.id])
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class FAQ(models.Model):
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question = models.TextField(max_length=1000,)
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answer = models.TextField(max_length=1000,)
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class Package(models.Model):
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price = models.DecimalField(max_digits=10, decimal_places=2,)
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high_price = models.DecimalField(max_digits=10, decimal_places=2, null=True, blank=True)
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description = models.TextField(
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'Описание', default='', db_index=True
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)
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duration = models.PositiveSmallIntegerField()
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options = models.TextField(
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'Опции', default='', db_index=True
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)
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class Meta:
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ordering = ('duration',)
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@property
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def options_html(self):
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return ''.join(map(lambda x: '<p>%s</p>' % x, self.options.split('\n')))
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