54 lines
1.8 KiB
Python
54 lines
1.8 KiB
Python
from django.db import models
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from apps.utils.models import BaseModel
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# Create your models here.
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class Paper(BaseModel):
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# ===== 全局唯一标识 =====
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openalex_id = models.TextField(unique=True, verbose_name="OpenAlex ID", null=True, blank=True)
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doi = models.TextField(unique=True, verbose_name="DOI")
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# ===== 基本信息 =====
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type = models.CharField(max_length=20, db_index=True)
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title = models.TextField()
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publication_date = models.DateField(null=True, blank=True)
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publication_year = models.IntegerField(db_index=True)
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# ===== 作者（最小可用集）=====
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first_author = models.TextField(null=True, blank=True)
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first_author_institution = models.TextField(null=True, blank=True)
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# ===== 期刊 =====
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publication_name = models.TextField(null=True, blank=True)
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# ===== OA 元信息 =====
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is_oa = models.BooleanField(default=False, db_index=True)
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oa_url = models.TextField(null=True, blank=True)
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# ===== 状态位（调度核心）=====
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has_abstract = models.BooleanField(default=False, db_index=True)
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has_fulltext = models.BooleanField(default=False, db_index=True)
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fetch_status = models.CharField(
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max_length=20,
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default="meta_only", # meta_only / abstract_ready / fulltext_ready / parsed / failed
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db_index=True
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)
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fail_reason = models.CharField(
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max_length=50,
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null=True,
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blank=True
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)
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source = models.CharField(
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max_length=20,
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default="openalex",
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verbose_name="元数据来源"
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)
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class PaperAbstract(BaseModel):
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paper = models.OneToOneField(
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Paper,
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on_delete=models.CASCADE,
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related_name="abstract"
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)
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abstract = models.TextField()
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source = models.CharField(
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max_length=20,
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verbose_name="摘要来源" # openalex / elsevier / crossref
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)
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