#!/usr/bin/zx --quiet
import { resolve, basename } from "path";
const pwd = (await $`pwd`).stdout.replace("\n", "");
const sexpr = require("sexpr-plus").parse;
$`echo $PWD`;
const path = resolve(process.env.PWD, process.argv.slice(-1)[0]);
const mail_body = (await $`mu view ${path} -o sexp`).stdout;
function parse_mail(sexp_string) {
const array = sexpr(sexp_string)[0].content;
const result = {};
let i = 0;
while (i < array.length) {
result[array[i].content.slice(1)] = array[i + 1].content;
i += 2;
}
return result;
}
const mail_obj = parse_mail(mail_body);
let html = mail_obj["body-html"]
? mail_obj["body-html"]
: /* HTML */ `
${mail_obj["body-txt"]}
`;
const attachments = (await $`mu extract ${path}`).stdout;
function getSimpleHeader(body, header_name) {
const regexp = new RegExp(`:${header_name} (.*)\n`);
return body.match(regexp)[1];
}
function formatAddress(sexp) {
sexp = sexp
.replace(/(^\(\(|\)\)$)/g, "")
.replace(/"? \. "/, " <")
.replace(/"$/, ">")
.replace(/^"/, "")
.replace(/^nil <(.*)>$/, "$1");
return sexp;
}
function escape(str) {
return str.replace(/ line.includes("image"))
.map((line) => {
return {
filename: line.match(/\d+ (.*) image\//)[1],
mime: line.match(/image\/[^ ]+/)[0],
};
});
const attachment_info = attachments
.split("\n")
.slice(1)
.map((line) => line.split(" ").slice(3))
.filter((e) => e[0] != "")
.slice(0, -1)
.map(([name, type, role, size1, size2]) => ({
name,
type,
role,
size: (size1 + " " + size2).replace(/[()]/g, ""),
}))
.filter(({ role }) => role == "[attach]");
const files = await Promise.all(
to_download.map(async ({ filename, mime }) => {
await $`mu extract --overwrite --target-dir=/tmp ${path} ${filename}`;
const base64 = (await $`base64 -w 0 < ${`/tmp/${filename}`}`).stdout;
return { filename, base64, mime };
})
);
const attachments_items = files
.map(
({ filename, mime, base64 }) => /* HTML */ `
${filename}
`
)
.join("\n");
html = html.replace(
/<\/body>/i,
/* HTML */ `
Załączniki:
${attachment_info.map(
(a) =>
`| ${a.name} | ${a.size} | ${a.type} |
|---|
`
)}
`
);
const subject = getSimpleHeader(mail_body, "subject").slice(1, -1); // slice to remove "
const from = formatAddress(getSimpleHeader(mail_body, "from"));
const to = formatAddress(getSimpleHeader(mail_body, "to"));
const date = await formatDate(getSimpleHeader(mail_body, "date"));
html = html.replace(
/