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// Copied from https://gist.github.com/devster31/4e8c6548fd16ffb75c02e6f24e27f9b9
import * as cheerio from "cheerio";
import { parse } from "csv-parse/sync";
import { z } from "zod";
import { BookmarkTypes } from "@hoarder/shared/types/bookmarks";
import { zExportSchema } from "./exportBookmarks";
export interface ParsedBookmark {
title: string;
content?:
| { type: BookmarkTypes.LINK; url: string }
| { type: BookmarkTypes.TEXT; text: string };
tags: string[];
addDate?: number;
notes?: string;
}
export async function parseNetscapeBookmarkFile(
file: File,
): Promise<ParsedBookmark[]> {
const textContent = await file.text();
if (!textContent.startsWith("<!DOCTYPE NETSCAPE-Bookmark-file-1>")) {
throw Error("The uploaded html file does not seem to be a bookmark file");
}
const $ = cheerio.load(textContent);
return $("a")
.map(function (_index, a) {
const $a = $(a);
const addDate = $a.attr("add_date");
let tags: string[] = [];
const tagsStr = $a.attr("tags");
try {
tags = tagsStr && tagsStr.length > 0 ? tagsStr.split(",") : [];
} catch (e) {
/* empty */
}
const url = $a.attr("href");
return {
title: $a.text(),
content: url ? { type: BookmarkTypes.LINK as const, url } : undefined,
tags,
addDate: typeof addDate === "undefined" ? undefined : parseInt(addDate),
};
})
.get();
}
export async function parsePocketBookmarkFile(
file: File,
): Promise<ParsedBookmark[]> {
const textContent = await file.text();
const records = parse(textContent, {
columns: true,
skip_empty_lines: true,
}) as {
title: string;
url: string;
time_added: string;
tags: string;
}[];
return records.map((record) => {
return {
title: record.title,
content: { type: BookmarkTypes.LINK as const, url: record.url },
tags: record.tags.length > 0 ? record.tags.split("|") : [],
addDate: parseInt(record.time_added),
};
});
}
export async function parseHoarderBookmarkFile(
file: File,
): Promise<ParsedBookmark[]> {
const textContent = await file.text();
const parsed = zExportSchema.safeParse(JSON.parse(textContent));
if (!parsed.success) {
throw new Error(
`The uploaded JSON file contains an invalid bookmark file: ${parsed.error.toString()}`,
);
}
return parsed.data.bookmarks.map((bookmark) => {
let content = undefined;
if (bookmark.content?.type == BookmarkTypes.LINK) {
content = {
type: BookmarkTypes.LINK as const,
url: bookmark.content.url,
};
} else if (bookmark.content?.type == BookmarkTypes.TEXT) {
content = {
type: BookmarkTypes.TEXT as const,
text: bookmark.content.text,
};
}
return {
title: bookmark.title ?? "",
content,
tags: bookmark.tags,
addDate: bookmark.createdAt,
notes: bookmark.note ?? undefined,
};
});
}
export async function parseOmnivoreBookmarkFile(
file: File,
): Promise<ParsedBookmark[]> {
const textContent = await file.text();
const zOmnivoreExportSchema = z.array(
z.object({
title: z.string(),
url: z.string(),
labels: z.array(z.string()),
savedAt: z.coerce.date(),
}),
);
const parsed = zOmnivoreExportSchema.safeParse(JSON.parse(textContent));
if (!parsed.success) {
throw new Error(
`The uploaded JSON file contains an invalid omnivore bookmark file: ${parsed.error.toString()}`,
);
}
return parsed.data.map((bookmark) => {
return {
title: bookmark.title ?? "",
content: { type: BookmarkTypes.LINK as const, url: bookmark.url },
tags: bookmark.labels,
addDate: bookmark.savedAt.getTime() / 1000,
};
});
}
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