AiScript関連

1 files changed, 0 insertions, 264 deletions

diff --git a/src/client/scripts/aiscript/evaluator.ts b/src/client/scripts/aiscript/evaluator.ts
deleted file mode 100644
index 5cdf5e0b84..0000000000
--- a/src/client/scripts/aiscript/evaluator.ts
+++ /dev/null
@@ -1,264 +0,0 @@
-import autobind from 'autobind-decorator';
-import * as seedrandom from 'seedrandom';
-import { Variable, PageVar, envVarsDef, funcDefs, Block, isFnBlock } from '.';
-import { version } from '../../config';
-
-type Fn = {
-	slots: string[];
-	exec: (args: Record<string, any>) => ReturnType<ASEvaluator['evaluate']>;
-};
-
-/**
- * AiScript evaluator
- */
-export class ASEvaluator {
-	private variables: Variable[];
-	private pageVars: PageVar[];
-	private envVars: Record<keyof typeof envVarsDef, any>;
-
-	private opts: {
-		randomSeed: string; visitor?: any; page?: any; url?: string;
-	};
-
-	constructor(variables: Variable[], pageVars: PageVar[], opts: ASEvaluator['opts']) {
-		this.variables = variables;
-		this.pageVars = pageVars;
-		this.opts = opts;
-
-		const date = new Date();
-
-		this.envVars = {
-			AI: 'kawaii',
-			VERSION: version,
-			URL: opts.page ? `${opts.url}/@${opts.page.user.username}/pages/${opts.page.name}` : '',
-			LOGIN: opts.visitor != null,
-			NAME: opts.visitor ? opts.visitor.name || opts.visitor.username : '',
-			USERNAME: opts.visitor ? opts.visitor.username : '',
-			USERID: opts.visitor ? opts.visitor.id : '',
-			NOTES_COUNT: opts.visitor ? opts.visitor.notesCount : 0,
-			FOLLOWERS_COUNT: opts.visitor ? opts.visitor.followersCount : 0,
-			FOLLOWING_COUNT: opts.visitor ? opts.visitor.followingCount : 0,
-			IS_CAT: opts.visitor ? opts.visitor.isCat : false,
-			SEED: opts.randomSeed ? opts.randomSeed : '',
-			YMD: `${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`,
-			NULL: null
-		};
-	}
-
-	@autobind
-	public updatePageVar(name: string, value: any) {
-		const pageVar = this.pageVars.find(v => v.name === name);
-		if (pageVar !== undefined) {
-			pageVar.value = value;
-		} else {
-			throw new AiScriptError(`No such page var '${name}'`);
-		}
-	}
-
-	@autobind
-	public updateRandomSeed(seed: string) {
-		this.opts.randomSeed = seed;
-		this.envVars.SEED = seed;
-	}
-
-	@autobind
-	private interpolate(str: string, scope: Scope) {
-		return str.replace(/{(.+?)}/g, match => {
-			const v = scope.getState(match.slice(1, -1).trim());
-			return v == null ? 'NULL' : v.toString();
-		});
-	}
-
-	@autobind
-	public evaluateVars(): Record<string, any> {
-		const values: Record<string, any> = {};
-
-		for (const [k, v] of Object.entries(this.envVars)) {
-			values[k] = v;
-		}
-
-		for (const v of this.pageVars) {
-			values[v.name] = v.value;
-		}
-
-		for (const v of this.variables) {
-			values[v.name] = this.evaluate(v, new Scope([values]));
-		}
-
-		return values;
-	}
-
-	@autobind
-	private evaluate(block: Block, scope: Scope): any {
-		if (block.type === null) {
-			return null;
-		}
-
-		if (block.type === 'number') {
-			return parseInt(block.value, 10);
-		}
-
-		if (block.type === 'text' || block.type === 'multiLineText') {
-			return this.interpolate(block.value || '', scope);
-		}
-
-		if (block.type === 'textList') {
-			return this.interpolate(block.value || '', scope).trim().split('\n');
-		}
-
-		if (block.type === 'ref') {
-			return scope.getState(block.value);
-		}
-
-		if (isFnBlock(block)) { // ユーザー関数定義
-			return {
-				slots: block.value.slots.map(x => x.name),
-				exec: (slotArg: Record<string, any>) => {
-					return this.evaluate(block.value.expression, scope.createChildScope(slotArg, block.id));
-				}
-			} as Fn;
-		}
-
-		if (block.type.startsWith('fn:')) { // ユーザー関数呼び出し
-			const fnName = block.type.split(':')[1];
-			const fn = scope.getState(fnName);
-			const args = {} as Record<string, any>;
-			for (let i = 0; i < fn.slots.length; i++) {
-				const name = fn.slots[i];
-				args[name] = this.evaluate(block.args[i], scope);
-			}
-			return fn.exec(args);
-		}
-
-		if (block.args === undefined) return null;
-
-		const date = new Date();
-		const day = `${this.opts.visitor ? this.opts.visitor.id : ''} ${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`;
-
-		const funcs: { [p in keyof typeof funcDefs]: Function } = {
-			not: (a: boolean) => !a,
-			or: (a: boolean, b: boolean) => a || b,
-			and: (a: boolean, b: boolean) => a && b,
-			eq: (a: any, b: any) => a === b,
-			notEq: (a: any, b: any) => a !== b,
-			gt: (a: number, b: number) => a > b,
-			lt: (a: number, b: number) => a < b,
-			gtEq: (a: number, b: number) => a >= b,
-			ltEq: (a: number, b: number) => a <= b,
-			if: (bool: boolean, a: any, b: any) => bool ? a : b,
-			for: (times: number, fn: Fn) => {
-				const result = [];
-				for (let i = 0; i < times; i++) {
-					result.push(fn.exec({
-						[fn.slots[0]]: i + 1
-					}));
-				}
-				return result;
-			},
-			add: (a: number, b: number) => a + b,
-			subtract: (a: number, b: number) => a - b,
-			multiply: (a: number, b: number) => a * b,
-			divide: (a: number, b: number) => a / b,
-			mod: (a: number, b: number) => a % b,
-			round: (a: number) => Math.round(a),
-			strLen: (a: string) => a.length,
-			strPick: (a: string, b: number) => a[b - 1],
-			strReplace: (a: string, b: string, c: string) => a.split(b).join(c),
-			strReverse: (a: string) => a.split('').reverse().join(''),
-			join: (texts: string[], separator: string) => texts.join(separator || ''),
-			stringToNumber: (a: string) => parseInt(a),
-			numberToString: (a: number) => a.toString(),
-			splitStrByLine: (a: string) => a.split('\n'),
-			pick: (list: any[], i: number) => list[i - 1],
-			listLen: (list: any[]) => list.length,
-			random: (probability: number) => Math.floor(seedrandom(`${this.opts.randomSeed}:${block.id}`)() * 100) < probability,
-			rannum: (min: number, max: number) => min + Math.floor(seedrandom(`${this.opts.randomSeed}:${block.id}`)() * (max - min + 1)),
-			randomPick: (list: any[]) => list[Math.floor(seedrandom(`${this.opts.randomSeed}:${block.id}`)() * list.length)],
-			dailyRandom: (probability: number) => Math.floor(seedrandom(`${day}:${block.id}`)() * 100) < probability,
-			dailyRannum: (min: number, max: number) => min + Math.floor(seedrandom(`${day}:${block.id}`)() * (max - min + 1)),
-			dailyRandomPick: (list: any[]) => list[Math.floor(seedrandom(`${day}:${block.id}`)() * list.length)],
-			seedRandom: (seed: any, probability: number) => Math.floor(seedrandom(seed)() * 100) < probability,
-			seedRannum: (seed: any, min: number, max: number) => min + Math.floor(seedrandom(seed)() * (max - min + 1)),
-			seedRandomPick: (seed: any, list: any[]) => list[Math.floor(seedrandom(seed)() * list.length)],
-			DRPWPM: (list: string[]) => {
-				const xs = [];
-				let totalFactor = 0;
-				for (const x of list) {
-					const parts = x.split(' ');
-					const factor = parseInt(parts.pop()!, 10);
-					const text = parts.join(' ');
-					totalFactor += factor;
-					xs.push({ factor, text });
-				}
-				const r = seedrandom(`${day}:${block.id}`)() * totalFactor;
-				let stackedFactor = 0;
-				for (const x of xs) {
-					if (r >= stackedFactor && r <= stackedFactor + x.factor) {
-						return x.text;
-					} else {
-						stackedFactor += x.factor;
-					}
-				}
-				return xs[0].text;
-			},
-		};
-
-		const fnName = block.type;
-		const fn = (funcs as any)[fnName];
-		if (fn == null) {
-			throw new AiScriptError(`No such function '${fnName}'`);
-		} else {
-			return fn(...block.args.map(x => this.evaluate(x, scope)));
-		}
-	}
-}
-
-class AiScriptError extends Error {
-	public info?: any;
-
-	constructor(message: string, info?: any) {
-		super(message);
-
-		this.info = info;
-
-		// Maintains proper stack trace for where our error was thrown (only available on V8)
-		if (Error.captureStackTrace) {
-			Error.captureStackTrace(this, AiScriptError);
-		}
-	}
-}
-
-class Scope {
-	private layerdStates: Record<string, any>[];
-	public name: string;
-
-	constructor(layerdStates: Scope['layerdStates'], name?: Scope['name']) {
-		this.layerdStates = layerdStates;
-		this.name = name || 'anonymous';
-	}
-
-	@autobind
-	public createChildScope(states: Record<string, any>, name?: Scope['name']): Scope {
-		const layer = [states, ...this.layerdStates];
-		return new Scope(layer, name);
-	}
-
-	/**
-	 * 指定した名前の変数の値を取得します
-	 * @param name 変数名
-	 */
-	@autobind
-	public getState(name: string): any {
-		for (const later of this.layerdStates) {
-			const state = later[name];
-			if (state !== undefined) {
-				return state;
-			}
-		}
-
-		throw new AiScriptError(
-			`No such variable '${name}' in scope '${this.name}'`, {
-				scope: this.layerdStates
-			});
-	}
-}