@cocalc/project/dist/formatters/bib-format.js

CoCalc: project daemon

"use strict";
/*
 *  This file is part of CoCalc: Copyright © 2020 Sagemath, Inc.
 *  License: AGPLv3 s.t. "Commons Clause" – see LICENSE.md for details
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.bib_format = void 0;
const { writeFile, readFile, unlink } = require("fs");
const tmp = require("tmp");
const { callback } = require("awaiting");
const { execute_code } = require("@cocalc/backend/execute-code");
const { callback_opts } = require("@cocalc/util/async-utils");
// ref: man biber
async function biber(input_path, output_path) {
    const args = [
        "--tool",
        "--output-align",
        "--output-indent=2",
        "--output-fieldcase=lower",
        "--output-file",
        output_path,
        input_path,
    ];
    return await callback_opts(execute_code)({
        command: "biber",
        args: args,
        err_on_exit: false,
        bash: false,
        timeout: 20,
    });
}
async function bib_format(input, options, logger) {
    // create input temp file
    const input_path = await callback(tmp.file);
    const output_path = await callback(tmp.file);
    try {
        await callback(writeFile, input_path, input);
        // spawn the bibtex formatter
        let bib_formatter;
        try {
            switch (options.parser) {
                case "bib-biber":
                    bib_formatter = await biber(input_path, output_path);
                    break;
                default:
                    throw Error(`Unknown XML formatter utility '${options.parser}'`);
            }
        }
        catch (e) {
            logger.debug(`Calling Bibtex formatter raised ${e}`);
            throw new Error(`Bibtex formatter broken or not available. Is '${options.parser}' installed?`);
        }
        const { exit_code, stdout, stderr } = bib_formatter;
        const code = exit_code;
        const problem = code >= 1;
        if (problem) {
            const msg = `Bibtex formatter "${options.parser}" exited with code ${code}\nOutput:\n${stdout}\n${stderr}`;
            throw Error(msg);
        }
        // all fine, we read from the temp file
        const output = await callback(readFile, output_path);
        const s = output.toString("utf-8");
        return s;
    }
    finally {
        // logger.debug(`bibtex formatter done, unlinking ${input_path}`);
        unlink(input_path, () => { });
        unlink(output_path, () => { });
    }
}
exports.bib_format = bib_format;
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