Sneakernet, here we come.
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4292 ed5197a5-7fde-0310-b194-c3ffbd925b24
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1324afb459
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4
apps/sneaker.json
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4
apps/sneaker.json
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{
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"type": "tildefriends-app",
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"emoji": "👟"
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}
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30
apps/sneaker/app.js
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apps/sneaker/app.js
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import * as tfrpc from '/tfrpc.js';
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tfrpc.register(async function getAllIdentities() {
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return ssb.getAllIdentities();
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});
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tfrpc.register(async function query(sql, args) {
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let result = [];
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await ssb.sqlAsync(sql, args, function callback(row) {
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result.push(row);
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});
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return result;
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});
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tfrpc.register(async function store_blob(blob) {
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if (Array.isArray(blob)) {
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blob = Uint8Array.from(blob);
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}
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return await ssb.blobStore(blob);
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});
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tfrpc.register(async function get_blob(id) {
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return Array.from(new Uint8Array(await ssb.blobGet(id)));
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});
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tfrpc.register(async function store_message(message) {
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return await ssb.storeMessage(message);
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});
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async function main() {
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await app.setDocument(utf8Decode(await getFile('index.html')));
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}
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main();
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3
apps/sneaker/filesaver.min.js
vendored
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apps/sneaker/filesaver.min.js
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(function(a,b){if("function"==typeof define&&define.amd)define([],b);else if("undefined"!=typeof exports)b();else{b(),a.FileSaver={exports:{}}.exports}})(this,function(){"use strict";function b(a,b){return"undefined"==typeof b?b={autoBom:!1}:"object"!=typeof b&&(console.warn("Deprecated: Expected third argument to be a object"),b={autoBom:!b}),b.autoBom&&/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(a.type)?new Blob(["\uFEFF",a],{type:a.type}):a}function c(a,b,c){var d=new XMLHttpRequest;d.open("GET",a),d.responseType="blob",d.onload=function(){g(d.response,b,c)},d.onerror=function(){console.error("could not download file")},d.send()}function d(a){var b=new XMLHttpRequest;b.open("HEAD",a,!1);try{b.send()}catch(a){}return 200<=b.status&&299>=b.status}function e(a){try{a.dispatchEvent(new MouseEvent("click"))}catch(c){var b=document.createEvent("MouseEvents");b.initMouseEvent("click",!0,!0,window,0,0,0,80,20,!1,!1,!1,!1,0,null),a.dispatchEvent(b)}}var f="object"==typeof window&&window.window===window?window:"object"==typeof self&&self.self===self?self:"object"==typeof global&&global.global===global?global:void 0,a=/Macintosh/.test(navigator.userAgent)&&/AppleWebKit/.test(navigator.userAgent)&&!/Safari/.test(navigator.userAgent),g=f.saveAs||("object"!=typeof window||window!==f?function(){}:"download"in HTMLAnchorElement.prototype&&!a?function(b,g,h){var i=f.URL||f.webkitURL,j=document.createElement("a");g=g||b.name||"download",j.download=g,j.rel="noopener","string"==typeof b?(j.href=b,j.origin===location.origin?e(j):d(j.href)?c(b,g,h):e(j,j.target="_blank")):(j.href=i.createObjectURL(b),setTimeout(function(){i.revokeObjectURL(j.href)},4E4),setTimeout(function(){e(j)},0))}:"msSaveOrOpenBlob"in navigator?function(f,g,h){if(g=g||f.name||"download","string"!=typeof f)navigator.msSaveOrOpenBlob(b(f,h),g);else if(d(f))c(f,g,h);else{var i=document.createElement("a");i.href=f,i.target="_blank",setTimeout(function(){e(i)})}}:function(b,d,e,g){if(g=g||open("","_blank"),g&&(g.document.title=g.document.body.innerText="downloading..."),"string"==typeof b)return c(b,d,e);var h="application/octet-stream"===b.type,i=/constructor/i.test(f.HTMLElement)||f.safari,j=/CriOS\/[\d]+/.test(navigator.userAgent);if((j||h&&i||a)&&"undefined"!=typeof FileReader){var k=new FileReader;k.onloadend=function(){var a=k.result;a=j?a:a.replace(/^data:[^;]*;/,"data:attachment/file;"),g?g.location.href=a:location=a,g=null},k.readAsDataURL(b)}else{var l=f.URL||f.webkitURL,m=l.createObjectURL(b);g?g.location=m:location.href=m,g=null,setTimeout(function(){l.revokeObjectURL(m)},4E4)}});f.saveAs=g.saveAs=g,"undefined"!=typeof module&&(module.exports=g)});
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//# sourceMappingURL=FileSaver.min.js.map
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14
apps/sneaker/index.html
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apps/sneaker/index.html
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<!DOCTYPE html>
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<html style="color: #fff">
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<head>
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<title>Tilde Friends</title>
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<base target="_top">
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</head>
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<body>
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<tf-sneaker-app/>
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<script>window.litDisableBundleWarning = true;</script>
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<script src="filesaver.min.js"></script>
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<script src="jszip.min.js"></script>
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<script src="script.js" type="module"></script>
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</body>
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</html>
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13
apps/sneaker/jszip.min.js
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apps/sneaker/jszip.min.js
vendored
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apps/sneaker/lit-all.min.js
vendored
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apps/sneaker/lit-all.min.js
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apps/sneaker/script.js
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apps/sneaker/script.js
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import {LitElement, html} from './lit-all.min.js';
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import * as tfrpc from '/static/tfrpc.js';
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class TfSneakerAppElement extends LitElement {
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static get properties() {
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return {
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feeds: {type: Object},
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progress: {type: Object},
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result: {type: String},
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};
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}
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constructor() {
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super();
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this.feeds = [];
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this.progress = undefined;
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this.result = undefined;
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}
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async search() {
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let q = this.renderRoot.getElementById('search').value;
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let result = await tfrpc.rpc.query(`
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SELECT messages.author AS id, json_extract(messages.content, '$.name') AS name
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FROM messages_fts(?)
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JOIN messages ON messages.rowid = messages_fts.rowid
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WHERE
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json_extract(messages.content, '$.type') = 'about' AND
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json_extract(messages.content, '$.about') = messages.author AND
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json_extract(messages.content, '$.name') IS NOT NULL
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GROUP BY messages.author
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HAVING MAX(messages.sequence)
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ORDER BY COUNT(*) DESC
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`,
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[`"${q.replaceAll('"', '""')}"`]);
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this.feeds = Object.fromEntries(result.map(x => [x.id, x.name]));
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}
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format_message(message) {
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let out = {
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previous: message.previous ?? null,
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};
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if (message.sequence_before_author) {
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out.sequence = message.sequence;
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out.author = message.author;
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} else {
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out.author = message.author;
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out.sequence = message.sequence;
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}
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out.timestamp = message.timestamp;
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out.hash = message.hash;
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out.content = JSON.parse(message.content);
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out.signature = message.signature;
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return {key: message.id, value: out};
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}
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sanitize(value) {
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return value.replaceAll('/', '_').replaceAll('+', '-');
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}
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guess_ext(data) {
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function startsWith(prefix) {
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if (data.length < prefix.length) {
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return false;
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}
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for (let i = 0; i < prefix.length; i++) {
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if (prefix[i] !== null && data[i] !== prefix[i]) {
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return false;
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}
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}
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return true;
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}
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if (startsWith(data, [0xff, 0xd8, 0xff, 0xdb]) ||
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startsWith(data, [0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01]) ||
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startsWith(data, [0xff, 0xd8, 0xff, 0xee]) ||
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startsWith(data, [0xff, 0xd8, 0xff, 0xe1, null, null, 0x45, 0x78, 0x69, 0x66, 0x00, 0x00])) {
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return '.jpg';
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} else if (startsWith(data, [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a])) {
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return '.png';
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} else if (startsWith(data, [0x47, 0x49, 0x46, 0x38, 0x37, 0x61]) ||
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startsWith(data, [0x47, 0x49, 0x46, 0x38, 0x39, 0x61])) {
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return '.gif';
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} else if (startsWith(data, [0x52, 0x49, 0x46, 0x46, null, null, null, null, 0x57, 0x45, 0x42, 0x50])) {
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return '.webp';
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} else if (startsWith(data, [0x3c, 0x73, 0x76, 0x67])) {
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return '.svg';
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} else if (startsWith(data, [null, null, null, null, 0x66, 0x74, 0x79, 0x70, 0x6d, 0x70, 0x34, 0x32])) {
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return '.mp3';
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} else if (startsWith(data, [null, null, null, null, 0x66, 0x74, 0x79, 0x70, 0x69, 0x73, 0x6f, 0x6d]) ||
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startsWith(data, [null, null, null, null, 0x66, 0x74, 0x79, 0x70, 0x6d, 0x70, 0x34, 0x32])) {
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return '.mp4';
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} else {
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return '.bin';
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}
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}
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async export(id) {
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let all_messages = '';
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let sequence = -1;
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let messages_done = 0;
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let messages_max = (await tfrpc.rpc.query('SELECT MAX(sequence) AS total FROM messages WHERE author = ?', [id]))[0].total;
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while (true) {
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let messages = await tfrpc.rpc.query(
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'SELECT * FROM messages WHERE author = ? AND SEQUENCE > ? ORDER BY sequence LIMIT 100',
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[id, sequence]
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);
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if (messages?.length) {
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all_messages += messages.map(x => JSON.stringify(this.format_message(x))).join('\n') + '\n';
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sequence = messages[messages.length - 1].sequence;
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messages_done += messages.length;
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this.progress = {name: 'messages', value: messages_done, max: messages_max};
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} else {
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break;
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}
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}
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let zip = new JSZip();
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zip.file(`message/classic/${this.sanitize(id)}.ndjson`, all_messages);
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let blobs = await tfrpc.rpc.query(
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`SELECT blobs.id
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FROM messages
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JOIN messages_refs ON messages.id = messages_refs.message
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JOIN blobs ON messages_refs.ref = blobs.id
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WHERE messages.author = ?`,
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[id]);
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let blobs_done = 0;
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for (let row of blobs) {
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this.progress = {name: 'blobs', value: blobs_done, max: blobs.length};
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let blob = await tfrpc.rpc.get_blob(row.id);
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zip.file(`blob/classic/${this.sanitize(row.id)}${this.guess_ext(blob)}`, new Uint8Array(blob));
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blobs_done++;
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}
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this.progress = {name: 'saving'};
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let blob = await zip.generateAsync({type: 'blob'});
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saveAs(blob, `${this.sanitize(id)}.zip`);
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this.progress = null;
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}
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keypress(event) {
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if (event.key == 'Enter') {
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this.search();
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}
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}
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async import(event) {
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let file = event.target.files[0];
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if (!file) {
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return;
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}
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this.progress = {name: 'loading'};
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let zip = new JSZip();
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file = await zip.loadAsync(file);
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let messages = [];
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let blobs = [];
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file.forEach(function(path, entry) {
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if (!entry.dir) {
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if (path.startsWith('message/classic/')) {
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messages.push(entry);
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} else {
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blobs.push(entry);
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}
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}
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});
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let success = {messages: 0, blobs: 0};
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let progress = 0;
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let total_messages = 0;
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for (let entry of messages) {
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let lines = (await entry.async('string')).split('\n');
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total_messages += lines.length;
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for (let line of lines) {
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if (!line.length) {
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continue;
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}
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let message = JSON.parse(line);
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this.progress = {name: 'messages', value: progress++, max: total_messages};
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if (await tfrpc.rpc.store_message(message.value)) {
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success.messages++;
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}
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}
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}
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progress = 0;
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for (let blob of blobs) {
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this.progress = {name: 'blobs', value: progress++, max: blobs.length};
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if (await tfrpc.rpc.store_blob(await blob.async('arraybuffer'))) {
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success.blobs++;
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}
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}
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this.progress = undefined;
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this.result = `imported ${success.messages} messages and ${success.blobs} blobs`;
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}
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render() {
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let progress;
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if (this.progress) {
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if (this.progress.max) {
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progress = html`<div><label for="progress">${this.progress.name}</label><progress value=${this.progress.value} max=${this.progress.max}></progress></div>`;
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} else {
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progress = html`<div><span>${this.progress.name}</span></div>`;
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}
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}
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return html`<h1>SSB 👟net</h1>
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<code>${this.result}</code>
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${progress}
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<h2>Import</h2>
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<input type="file" id="import" @change=${this.import}></input>
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<h2>Export</h2>
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<input type="text" id="search" @keypress=${this.keypress}></input>
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<input type="button" value="Search Users" @click=${this.search}></input>
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<ul>
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${Object.entries(this.feeds).map(([id, name]) => html`
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<li>
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${this.progress ? undefined : html`<input type="button" value="Export" @click=${() => this.export(id)}></input>`}
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${name}
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<code style="color: #ccc">${id}</code>
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</li>
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`)}
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</ul>
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`;
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}
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}
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customElements.define('tf-sneaker-app', TfSneakerAppElement);
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