54 lines
2.1 KiB
Python
54 lines
2.1 KiB
Python
from django.core.management.base import BaseCommand
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from core.models import Website
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from core.utils import full_site_crawler
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class Command(BaseCommand):
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help = "全站递归爬取 农民日报及其子网站、客户端、新媒体平台"
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def add_arguments(self, parser):
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parser.add_argument('--platform', type=str, default='all',
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choices=['nmrb', 'mobile', 'all'],
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help='选择爬取平台: nmrb(农民日报), all(全部)')
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def handle(self, *args, **options):
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platform = options['platform']
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# 农民日报各平台配置
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platforms = {
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'nmrb': {
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'name': '农民日报',
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'base_url': 'http://www.farmer.com.cn',
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'start_url': 'http://www.farmer.com.cn',
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'article_selector': 'a'
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},
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}
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if platform == 'all':
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target_platforms = platforms.values()
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else:
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target_platforms = [platforms[platform]]
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for platform_config in target_platforms:
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website, created = Website.objects.get_or_create(
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name=platform_config['name'],
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defaults={
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'base_url': platform_config['base_url'],
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'article_list_url': platform_config['start_url'],
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'article_selector': platform_config['article_selector']
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}
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)
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# 确保更新已存在的网站对象的配置
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if not created:
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website.base_url = platform_config['base_url']
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website.article_list_url = platform_config['start_url']
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website.article_selector = platform_config['article_selector']
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website.save()
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self.stdout.write(f"开始爬取: {platform_config['name']} - {platform_config['start_url']}")
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full_site_crawler(platform_config['start_url'], website, max_pages=500)
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self.stdout.write(f"完成爬取: {platform_config['name']}")
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self.stdout.write(self.style.SUCCESS("农民日报所有平台爬取完成"))
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