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a7952bc32c
...
8adc0623bd
47
scrarls.py
47
scrarls.py
@ -10,8 +10,8 @@ from scrapy.crawler import CrawlerProcess
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from scrapy.spiders import CrawlSpider, Rule
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from scrapy.spiders import CrawlSpider, Rule
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from scrapy.linkextractors import LinkExtractor
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from scrapy.linkextractors import LinkExtractor
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from sqlalchemy import ForeignKey, create_engine, func, select, Engine, Integer, Boolean, String, Text, DateTime
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from sqlalchemy import create_engine, func, select, Engine, Integer, String, Text, DateTime
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from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, relationship
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from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
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from sqlalchemy.orm import sessionmaker
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from sqlalchemy.orm import sessionmaker
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@ -58,6 +58,10 @@ class TvShowDB(Base):
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String(255),
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String(255),
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nullable=True
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nullable=True
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)
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)
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download_url: Mapped[str | None] = mapped_column(
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String(255),
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nullable=True
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)
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created_at: Mapped[datetime] = mapped_column(
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created_at: Mapped[datetime] = mapped_column(
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DateTime,
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DateTime,
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server_default=func.datetime('now'),
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server_default=func.datetime('now'),
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@ -69,30 +73,6 @@ class TvShowDB(Base):
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onupdate=func.datetime('now'),
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onupdate=func.datetime('now'),
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nullable=False
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nullable=False
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)
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)
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links: Mapped[list["LinkDB"]] = relationship(back_populates="show")
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class LinkDB(Base):
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"""Modèle pour le stockage des liens de téléchargement (SQLAlchemy 2.0)."""
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__tablename__: str = "links"
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id: Mapped[int] = mapped_column(
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Integer,
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primary_key=True,
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autoincrement=True
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)
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link: Mapped[str] = mapped_column(
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String(255),
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nullable=False
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)
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is_downloaded: Mapped[bool] = mapped_column(
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Boolean,
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default=False
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)
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show_id: Mapped[int] = mapped_column(ForeignKey("tvshows.id"))
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show: Mapped["TvShowDB"] = relationship(back_populates="links")
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class TvShowItem(scrapy.Item):
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class TvShowItem(scrapy.Item):
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post_id: scrapy.Field = scrapy.Field()
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post_id: scrapy.Field = scrapy.Field()
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@ -117,20 +97,11 @@ class SQLAlchemyPipeline:
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show = session.scalars(stmt).first()
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show = session.scalars(stmt).first()
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print(f"{show=}")
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print(f"{show=}")
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if not show:
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if not show:
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show = TvShowDB(
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show = TvShowDB(**item)
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post_id=item["post_id"],
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post_title=item["post_title"],
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title=item["title"],
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date=item["date"],
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summary=item["summary"],
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image_url=item["image_url"],
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links=[LinkDB(link=url) for url in item["download_url"]]
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)
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session.add(show)
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session.add(show)
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else:
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else:
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for key, value in item.items():
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for key, value in item.items():
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if key != "download_url":
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setattr(show, key, value)
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setattr(show, key, value)
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session.commit()
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session.commit()
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except Exception as e:
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except Exception as e:
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session.rollback()
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session.rollback()
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@ -165,7 +136,7 @@ class TvShow(CrawlSpider):
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item['date'] = self.parse_date(article.css('.entry-meta-header-before::text').getall()[1].strip())
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item['date'] = self.parse_date(article.css('.entry-meta-header-before::text').getall()[1].strip())
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item['summary'] = "".join(article.xpath('.//div[@class="entry-summary"]/node()').extract())
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item['summary'] = "".join(article.xpath('.//div[@class="entry-summary"]/node()').extract())
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item['image_url'] = article.css('.entry-summary > p > img::attr(src)').get()
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item['image_url'] = article.css('.entry-summary > p > img::attr(src)').get()
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item['download_url'] = article.css('.entry-summary > p > a[href ^= "https://rapidgator"]::attr(href)').extract()
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item['download_url'] = "#".join(article.css('.entry-summary > p > a[href ^= "https://rapidgator"]::attr(href)').extract())
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yield item
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yield item
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def parse_date(self, formatted_date: str):
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def parse_date(self, formatted_date: str):
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