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Add modal to show paste info (web)

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Done paste upload logic (web)

Add json response (paste)

Signed-off-by: Joe Ma <rikkaneko23@gmail.com>
This commit is contained in:
Joe Ma 2023-03-26 18:54:35 +08:00
parent aa154b213e
commit 576a543703
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GPG key ID: 7A0ECF5F5EDC587F
6 changed files with 289 additions and 51 deletions
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84
src/index.ts
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@ -23,7 +23,8 @@ import dedent from 'dedent-js';
// Constants
const SERVICE_URL = 'pb.nekoul.com';
const PASTE_INDEX_HTML_URL = 'https://raw.githubusercontent.com/rikkaneko/paste/main/paste.html';
const PASTE_INDEX_HTML_URL_v1 = 'https://raw.githubusercontent.com/rikkaneko/paste/main/web/v1/paste.html';
const PASTE_INDEX_HTML_URL = 'https://raw.githubusercontent.com/rikkaneko/paste/main/web/v2/paste.html';
const UUID_LENGTH = 4;
export interface Env {
@ -67,6 +68,22 @@ export default {
});
}
if (path === '/v1' && method == 'GET') {
return await fetch(PASTE_INDEX_HTML_URL_v1, {
cf: {
cacheEverything: true,
},
}).then(value => {
return new Response(value.body, {
// Add the correct content-type to response header
headers: {
'content-type': 'text/html; charset=UTF-8;',
'cache-control': 'public, max-age=172800',
},
});
});
}
if (path === '/') {
switch (method) {
// Fetch the HTML for uploading text/file
@ -98,6 +115,7 @@ export default {
let read_limit: number | undefined;
let need_qrcode: boolean = false;
let paste_type: string | undefined;
let reply_json: boolean = false;
// Content-Type: multipart/form-data (deprecated)
if (content_type.includes('multipart/form-data')) {
const formdata = await request.formData();
@ -142,17 +160,24 @@ export default {
// Check if qrcode generation needed
const qr = formdata.get('qrcode');
if (typeof qr === 'string' && qr.toLowerCase() === 'true' || qr === 'on') {
if (typeof qr === 'string' && qr === '1') {
need_qrcode = true;
}
// Paste API v2
// Check reply format
const json = formdata.get('json');
if (typeof json === 'string' && json === '1') {
reply_json = true;
}
// Paste API v2
} else {
title = headers.get('x-paste-title') || undefined;
mime_type = headers.get('x-paste-content-type') || undefined;
password = headers.get('x-paste-pass') || undefined;
paste_type = headers.get('x-paste-type') || undefined;
need_qrcode = headers.get('x-paste-qr') === '1';
reply_json = headers.get('x-json') === '1';
const count = headers.get('x-paste-read-limit') || '';
const n = parseInt(count);
if (isNaN(n) || n <= 0) {
@ -235,7 +260,7 @@ export default {
// Key will be expired after 28 day if unmodified
ctx.waitUntil(env.PASTE_INDEX.put(uuid, JSON.stringify(descriptor), {expirationTtl: 2419200}));
return await get_paste_info(uuid, descriptor, env, is_browser, need_qrcode);
return await get_paste_info(uuid, descriptor, env, is_browser, need_qrcode, reply_json);
} else {
return new Response('Unable to upload the paste.\n', {
status: 500,
@ -462,22 +487,49 @@ export default {
},
};
async function get_paste_info(uuid: string, descriptor: PasteIndexEntry, env: Env, use_html: boolean = true, need_qr: boolean = false): Promise<Response> {
async function get_paste_info(uuid: string, descriptor: PasteIndexEntry, env: Env,
use_html: boolean = true, need_qr: boolean = false, reply_json = false): Promise<Response> {
const created = new Date(descriptor.last_modified);
const expired = new Date(descriptor.last_modified + 2419200000);
const link = `https://${SERVICE_URL}/${uuid}`;
const paste_info = {
uuid,
link,
link_qr: 'https://qrcode.nekoul.com/?' + new URLSearchParams({q: link, type: 'svg'}),
type: descriptor.type ?? 'paste',
title: descriptor.title?.trim(),
mime_type: descriptor.mime_type,
human_readable_size: `${to_human_readable_size(descriptor.size)}`,
size: descriptor.size,
password: !!descriptor.password,
read_count_remain: descriptor.read_count_remain,
created: created.toISOString(),
expired: expired.toISOString(),
};
// Reply with JSON
if (reply_json) {
return new Response(JSON.stringify(paste_info), {
headers: {
'content-type': 'application/json; charset=utf-8',
'cache-control': 'no-store',
},
});
}
// Plain text reply
let content = dedent`
id: ${uuid}
uuid: ${uuid}
link: ${link}
type: ${descriptor.type ?? 'paste'}
title: ${descriptor.title?.trim() || '-'}
mime-type: ${descriptor.mime_type ?? '-'}
size: ${descriptor.size} bytes (${to_human_readable_size(descriptor.size)})
password: ${(!!descriptor.password)}
remaining read count: ${descriptor.read_count_remain !== undefined ?
descriptor.read_count_remain ? descriptor.read_count_remain : `0 (expired)` : '-'}
created at ${created.toISOString()}
expired at ${expired.toISOString()}
type: ${paste_info.type ?? 'paste'}
title: ${paste_info.title || '-'}
mime-type: ${paste_info.mime_type ?? '-'}
size: ${paste_info.size} bytes (${paste_info.human_readable_size})
password: ${paste_info.password}
remaining read count: ${paste_info.read_count_remain !== undefined ?
paste_info.read_count_remain ? paste_info.read_count_remain : `0 (expired)` : '-'}
created at ${paste_info.created}
expired at ${paste_info.expired}
`;
// Browser response
@ -492,7 +544,7 @@ async function get_paste_info(uuid: string, descriptor: PasteIndexEntry, env: En
<body>
<pre style="word-wrap: break-word; white-space: pre-wrap;
font-family: 'Fira Mono', monospace; font-size: 16px;">${content}</pre>
${(need_qr) ? `<img src="${'https://qrcode.nekoul.com/?' + new URLSearchParams({q: link, type: 'svg'})}"
${(need_qr) ? `<img src="${paste_info.link_qr}"
alt="${link}" style="max-width: 280px">` : ''}
</body>
</html>