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Zaimki/server/routes/nouns.js

242 lines
7.8 KiB
JavaScript

import { Router } from 'express';
import SQL from 'sql-template-strings';
import {ulid} from "ulid";
import {createCanvas, loadImage, registerFont} from "canvas";
import {loadSuml} from "../loader";
import {clearKey, handleErrorAsync, isTroll} from "../../src/helpers";
import { caches } from "../../src/cache";
import {registerLocaleFont} from "../localeFont";
const translations = loadSuml('translations');
const approve = async (db, id) => {
const { base_id } = await db.get(SQL`SELECT base_id FROM nouns WHERE id=${id}`);
if (base_id) {
await db.get(SQL`
UPDATE nouns
SET deleted=1
WHERE id = ${base_id}
`);
}
await db.get(SQL`
UPDATE nouns
SET approved = 1, base_id = NULL
WHERE id = ${id}
`);
await caches.nouns.invalidate();
}
const addVersions = async (req, nouns) => {
const keys = new Set();
nouns.filter(s => !!s && s.sources)
.forEach(s => s.sources.split(',').forEach(k => keys.add(`'` + clearKey(k.split('#')[0]) + `'`)));
const sources = await req.db.all(SQL`
SELECT s.*, u.username AS submitter FROM sources s
LEFT JOIN users u ON s.submitter_id = u.id
WHERE s.locale == ${global.config.locale}
AND s.deleted = 0
AND s.approved >= ${req.isGranted('sources') ? 0 : 1}
AND s.key IN (`.append([...keys].join(',')).append(SQL`)
`));
const sourcesMap = {};
sources.forEach(s => sourcesMap[s.key] = s)
return nouns.map(n => {
n.sourcesData = (n.sources ? n.sources.split(',') : []).map(s => selectFragment(sourcesMap, s));
return n;
});
};
const selectFragment = (sourcesMap, keyAndFragment) => {
const [key, fragment] = keyAndFragment.split('#');
if (sourcesMap[key] === undefined) {
return undefined;
}
if (fragment === undefined) {
return sourcesMap[key];
}
const source = {...sourcesMap[key]};
const fragments = source.fragments
? source.fragments.replace(/\\@/g, '###').split('@').map(x => x.replace(/###/g, '@'))
: [];
source.fragments = fragments[parseInt(fragment) - 1];
return source;
}
const router = Router();
router.get('/nouns', handleErrorAsync(async (req, res) => {
return res.json(await caches.nouns.fetch(async () => {
return await addVersions(req, await req.db.all(SQL`
SELECT n.*, u.username AS author FROM nouns n
LEFT JOIN users u ON n.author_id = u.id
WHERE n.locale = ${global.config.locale}
AND n.deleted = 0
AND n.approved >= ${req.isGranted('nouns') ? 0 : 1}
ORDER BY n.approved, n.masc
`))
}, !req.isGranted('nouns')));
}));
router.get('/nouns/search/:term', handleErrorAsync(async (req, res) => {
const term = '%' + req.params.term + '%';
return res.json(await addVersions(req, await req.db.all(SQL`
SELECT n.*, u.username AS author FROM nouns n
LEFT JOIN users u ON n.author_id = u.id
WHERE n.locale = ${global.config.locale}
AND n.approved >= ${req.isGranted('nouns') ? 0 : 1}
AND n.deleted = 0
AND (n.masc like ${term} OR n.fem like ${term} OR n.neutr like ${term} OR n.mascPl like ${term} OR n.femPl like ${term} OR n.neutrPl like ${term})
ORDER BY n.approved, n.masc
`)));
}));
router.post('/nouns/submit', handleErrorAsync(async (req, res) => {
if (!req.user || !await req.isUserAllowedToPost()) {
return res.status(401).json({error: 'Unauthorised'});
}
if (!(req.user && req.user.admin) && isTroll(JSON.stringify(req.body))) {
return res.json('ok');
}
const id = ulid();
await req.db.get(SQL`
INSERT INTO nouns (id, masc, fem, neutr, mascPl, femPl, neutrPl, sources, approved, base_id, locale, author_id)
VALUES (
${id},
${req.body.masc.join('|')}, ${req.body.fem.join('|')}, ${req.body.neutr.join('|')},
${req.body.mascPl.join('|')}, ${req.body.femPl.join('|')}, ${req.body.neutrPl.join('|')},
${req.body.sources || null},
0, ${req.body.base}, ${global.config.locale}, ${req.user ? req.user.id : null}
)
`);
if (req.isGranted('nouns')) {
await approve(req.db, id);
}
return res.json('ok');
}));
router.post('/nouns/hide/:id', handleErrorAsync(async (req, res) => {
if (!req.isGranted('nouns')) {
return res.status(401).json({error: 'Unauthorised'});
}
await req.db.get(SQL`
UPDATE nouns
SET approved = 0
WHERE id = ${req.params.id}
`);
await caches.nouns.invalidate();
return res.json('ok');
}));
router.post('/nouns/approve/:id', handleErrorAsync(async (req, res) => {
if (!req.isGranted('nouns')) {
return res.status(401).json({error: 'Unauthorised'});
}
await approve(req.db, req.params.id);
return res.json('ok');
}));
router.post('/nouns/remove/:id', handleErrorAsync(async (req, res) => {
if (!req.isGranted('nouns')) {
return res.status(401).json({error: 'Unauthorised'});
}
await req.db.get(SQL`
UPDATE nouns
SET deleted=1
WHERE id = ${req.params.id}
`);
await caches.nouns.invalidate();
return res.json('ok');
}));
router.get('/nouns/:id.png', async (req, res) => {
const noun = (await req.db.get(SQL`
SELECT * FROM nouns
WHERE locale = ${global.config.locale}
AND id = ${req.params.id}
AND approved >= ${req.isGranted('nouns') ? 0 : 1}
AND deleted = 0
`));
if (!noun) {
return res.status(404).json({error: 'Not found'});
}
let maxItems = 0;
['masc', 'fem', 'neutr'].forEach((form, column) => {
let items = 0;
for (let [key, symbol] of [['', '⋅'], ['Pl', '⁖']]) {
items += noun[form + key].split('|').filter(x => x.length).length;
}
if (items > maxItems) {
maxItems = items;
}
});
const padding = 48;
const width = 1200;
const height = padding * 2.5 + (maxItems + 1) * 48 + padding;
const mime = 'image/png';
const fontName = registerLocaleFont('fontHeadings', ['regular', 'bold']);
registerFont('node_modules/@fortawesome/fontawesome-pro/webfonts/fa-light-300.ttf', { family: 'FontAwesome', weight: 'regular'});
const canvas = createCanvas(width, height);
const context = canvas.getContext('2d');
const bg = await loadImage('static/bg.png');
context.drawImage(bg, 0, 0, width, height);
context.font = `bold 64pt '${fontName}'`;
for (let [column, key, icon] of [[0, 'masculine', '\uf222'], [1, 'feminine', '\uf221'], [2, 'neuter', '\uf22c']]) {
context.font = 'regular 24pt FontAwesome';
context.fillText(icon, column * (width - 2 * padding) / 3 + padding, padding * 1.5);
context.font = `bold 24pt '${fontName}'`;
context.fillText(translations.nouns[key], column * (width - 2 * padding) / 3 + padding + 36, padding * 1.5);
}
context.font = `regular 24pt '${fontName}'`;
['masc', 'fem', 'neutr'].forEach((form, column) => {
let i = 0;
for (let [key, symbol] of [['', '⋅'], ['Pl', '⁖']])
noun[form + key].split('|').filter(x => x.length).forEach(part => {
context.fillText(symbol + ' ' + part, column * (width - 2 * padding) / 3 + padding, padding * 2.5 + i * 48);
i++;
});
})
context.fillStyle = '#C71585';
context.font = 'regular 16pt FontAwesome';
context.fillText('\uf02c', padding, height - padding + 12);
context.font = `regular 16pt '${fontName}'`;
context.fillText(
translations.title + '/' + (global.config.nouns.routeMain || global.config.nouns.route),
padding + 36,
height - padding + 8
);
return res.set('content-type', mime).send(canvas.toBuffer(mime));
});
export default router;