File size: 4,468 Bytes
fa7b380 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | export type FieldMap = {
id: string;
previewUrl: string;
fileUrl: string;
ext: string;
tags: string;
source?: string;
rating?: string;
score?: string;
sampleUrl?: string;
fileSize?: string;
width?: string;
height?: string;
md5?: string;
uploader?: string;
createdAt?: string;
};
export type SiteConfig = {
id: string;
name: string;
baseUrl: string;
searchPath: string;
params: { tags: string; page: string; limit: string };
postsPath: string; // dotted path to array of posts in JSON response; "" means root
fields: FieldMap;
headers?: Record<string, string>;
pageStartsAt?: number; // default 1
};
export const BUILTIN_SITES: SiteConfig[] = [
{
id: "e621",
name: "e621",
baseUrl: "https://e621.net",
searchPath: "/posts.json",
params: { tags: "tags", page: "page", limit: "limit" },
postsPath: "posts",
fields: {
id: "id",
previewUrl: "preview.url",
fileUrl: "file.url",
ext: "file.ext",
tags: "tags.general",
source: "sources.0",
rating: "rating",
score: "score.total",
sampleUrl: "sample.url",
fileSize: "file.size",
width: "file.width",
height: "file.height",
md5: "file.md5",
uploader: "uploader_id",
createdAt: "created_at",
},
headers: { "User-Agent": "LovableGrabber/1.0 (booru client)" },
pageStartsAt: 1,
},
];
// Resolve a dotted path like "a.b.0.c" against an arbitrary value.
export function getByPath(obj: unknown, path: string): unknown {
if (!path) return obj;
const parts = path.split(".");
let cur: unknown = obj;
for (const p of parts) {
if (cur == null) return undefined;
if (Array.isArray(cur)) {
const idx = Number(p);
if (!Number.isInteger(idx)) return undefined;
cur = cur[idx];
} else if (typeof cur === "object") {
cur = (cur as Record<string, unknown>)[p];
} else {
return undefined;
}
}
return cur;
}
export type NormalizedPost = {
id: string;
previewUrl: string;
fileUrl: string;
ext: string;
tags: string[];
source?: string;
rating?: string;
score?: number;
sampleUrl?: string;
fileSize?: number;
width?: number;
height?: number;
md5?: string;
uploader?: string;
createdAt?: string;
rawJson?: string;
};
function optStr(v: unknown): string | undefined {
if (v == null) return undefined;
if (typeof v === "string") return v || undefined;
return String(v);
}
function optNum(v: unknown): number | undefined {
if (v == null || v === "") return undefined;
const n = typeof v === "number" ? v : Number(v);
return Number.isFinite(n) ? n : undefined;
}
export function normalizePost(raw: unknown, fields: FieldMap): NormalizedPost | null {
const fileUrl = getByPath(raw, fields.fileUrl);
const previewUrl = getByPath(raw, fields.previewUrl) ?? fileUrl;
const id = getByPath(raw, fields.id);
if (!fileUrl || !id) return null;
const tagsRaw = getByPath(raw, fields.tags);
let tags: string[] = [];
if (Array.isArray(tagsRaw)) tags = tagsRaw.map(String);
else if (typeof tagsRaw === "string") tags = tagsRaw.split(/\s+/).filter(Boolean);
const extRaw = getByPath(raw, fields.ext);
const ext =
(typeof extRaw === "string" && extRaw) ||
(typeof fileUrl === "string" ? (fileUrl.split(".").pop()?.split("?")[0] ?? "jpg") : "jpg");
return {
id: String(id),
previewUrl: String(previewUrl),
fileUrl: String(fileUrl),
ext,
tags,
source: fields.source ? optStr(getByPath(raw, fields.source)) : undefined,
rating: fields.rating ? optStr(getByPath(raw, fields.rating)) : undefined,
score: fields.score ? optNum(getByPath(raw, fields.score)) : undefined,
sampleUrl: fields.sampleUrl ? optStr(getByPath(raw, fields.sampleUrl)) : undefined,
fileSize: fields.fileSize ? optNum(getByPath(raw, fields.fileSize)) : undefined,
width: fields.width ? optNum(getByPath(raw, fields.width)) : undefined,
height: fields.height ? optNum(getByPath(raw, fields.height)) : undefined,
md5: fields.md5 ? optStr(getByPath(raw, fields.md5)) : undefined,
uploader: fields.uploader ? optStr(getByPath(raw, fields.uploader)) : undefined,
createdAt: fields.createdAt ? optStr(getByPath(raw, fields.createdAt)) : undefined,
rawJson: safeStringify(raw),
};
}
function safeStringify(v: unknown): string | undefined {
try {
return JSON.stringify(v);
} catch {
return undefined;
}
}
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