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SillyTavern_replica/backend/models/regex_rules.py
2026-05-06 00:40:18 +08:00

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"""
正则替换规则模型
兼容 SillyTavern 的正则系统,支持全局、角色卡、预设三种作用域。
"""
from enum import Enum
from typing import List, Optional, Dict, Any
from pydantic import BaseModel, Field
from datetime import datetime
class RegexPlacement(int, Enum):
"""
正则应用位置(对应 SillyTavern 的 placement 数组)
0: System Prompt - 系统提示词
1: User Input - 用户输入
2: AI Output - AI 输出
3: Quick Reply - 快捷回复
4: World Info - 世界书信息
5: Reasoning/Thinking - 推理/思考内容
"""
SYSTEM_PROMPT = 0
USER_INPUT = 1
AI_OUTPUT = 2
QUICK_REPLY = 3
WORLD_INFO = 4
REASONING = 5
class RegexScope(str, Enum):
"""
正则规则作用域
- GLOBAL: 全局生效,对所有聊天应用
- CHARACTER: 绑定到特定角色卡
- PRESET: 绑定到特定预设
"""
GLOBAL = 'global'
CHARACTER = 'character'
PRESET = 'preset'
class SubstituteMode(int, Enum):
"""
替换模式
对应 SillyTavern 的 substituteRegex 字段
"""
REPLACE_ALL = 0 # 替换所有匹配
REPLACE_FIRST = 1 # 仅替换首次匹配
REPLACE_CAPTURED = 2 # 替换捕获组
class RegexRule(BaseModel):
"""
单条正则替换规则
完全兼容 SillyTavern 的正则规则格式
"""
id: str = Field(..., description="规则唯一标识符 (UUID)")
scriptName: str = Field(..., description="脚本名称(用于显示)")
# 核心正则配置
findRegex: str = Field(..., description="查找正则表达式(如:/<thinking>[\\s\\S]*?<\\/thinking>/gi")
replaceString: str = Field("", description="替换字符串(支持捕获组引用 $1, $2 等)")
trimStrings: List[str] = Field(default_factory=list, description="要额外修剪的字符串数组")
# 应用位置(关键!对应 SillyTavern 的 placement 数组)
placement: List[RegexPlacement] = Field(
default_factory=lambda: [RegexPlacement.AI_OUTPUT],
description="应用位置数组0=系统提示词, 1=用户输入, 2=AI输出, 3=快捷回复, 4=世界书, 5=推理内容"
)
# 替换模式
substituteRegex: SubstituteMode = Field(
SubstituteMode.REPLACE_ALL,
description="替换模式0=全部1=首次2=捕获组"
)
# 作用范围控制
markdownOnly: bool = Field(False, description="是否仅应用于 Markdown 渲染后的内容")
promptOnly: bool = Field(False, description="是否仅应用于发送给 LLM 的提示词")
runOnEdit: bool = Field(True, description="用户编辑消息时是否重新应用")
# 消息深度控制
minDepth: Optional[int] = Field(None, ge=0, description="最小消息深度从最新消息开始计数None 表示无限制)")
maxDepth: Optional[int] = Field(None, ge=0, description="最大消息深度None 表示无限制)")
# 作用域配置
scope: RegexScope = Field(RegexScope.GLOBAL, description="规则作用域")
characterName: Optional[str] = Field(None, description="绑定的角色卡名称scope=CHARACTER 时使用)")
presetName: Optional[str] = Field(None, description="绑定的预设名称scope=PRESET 时使用)")
# 启用状态
disabled: bool = Field(False, description="是否禁用此规则(与 enabled 相反,为了兼容 ST")
# 执行顺序
order: int = Field(0, description="执行顺序(数值越小越先执行)")
# 元数据
createdAt: int = Field(default_factory=lambda: int(datetime.now().timestamp()), description="创建时间戳")
updatedAt: int = Field(default_factory=lambda: int(datetime.now().timestamp()), description="最后更新时间戳")
description: Optional[str] = Field(None, description="规则描述(可选)")
class RegexRuleset(BaseModel):
"""
正则规则集
一组正则规则的集合,可以整体导入/导出,兼容 SillyTavern 格式
"""
id: str = Field(..., description="规则集唯一标识符 (UUID)")
name: str = Field(..., description="规则集名称")
description: Optional[str] = Field(None, description="规则集描述")
rules: List[RegexRule] = Field(default_factory=list, description="规则列表")
# 元数据
createdAt: int = Field(default_factory=lambda: int(datetime.now().timestamp()), description="创建时间戳")
updatedAt: int = Field(default_factory=lambda: int(datetime.now().timestamp()), description="最后更新时间戳")
version: int = Field(1, description="版本号(用于数据迁移)")
# SillyTavern 兼容性标记
isSillyTavernFormat: bool = Field(False, description="是否为 SillyTavern 导入格式")
# ==================== 使用示例 ====================
if __name__ == '__main__':
import json
# 创建一条规则
rule = RegexRule(
id="example-hide-thinking-001",
scriptName="隐藏思考标签",
findRegex=r"<thinking>[\s\S]*?<\/thinking>",
replaceString="",
trimStrings=[],
placement=[RegexPlacement.AI_OUTPUT],
substituteRegex=SubstituteMode.REPLACE_ALL,
markdownOnly=False,
promptOnly=False,
runOnEdit=True,
minDepth=0,
maxDepth=None,
scope=RegexScope.GLOBAL,
characterName=None,
presetName=None,
disabled=False,
order=1,
description="隐藏 AI 回复中的 <thinking> 标签及其内容"
)
# 创建规则集
ruleset = RegexRuleset(
id="ruleset-001",
name="默认正则规则集",
description="包含常用的文本处理规则",
rules=[rule]
)
# 导出为 JSON兼容 SillyTavern
print(json.dumps(ruleset.dict(), indent=2, ensure_ascii=False))