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Fix "TypeError: Cannot read property 'size' of undefined" error with HTTP requests 

Add reverse parameter for HTTP requests
This commit is contained in:
CataIana 2021-02-02 14:11:05 +11:00
parent 4166a2f78c
commit b0ed73ebc4
1 changed files with 24 additions and 3 deletions
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27
index.js
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@ -179,9 +179,30 @@ app.get('/:templateName/', async (req, res) => {
if (!/^https?:/.test(req.query.url)) {
return res.status(400).end('Invalid url!');
}
const img = new ImageEx(req.query.url);
const canvas = render(templates[req.params.templateName], await img.loaded);
return canvas.export(res);
let direction = null;
if (req.query.reverse) {
if (req.query.reverse == 'false') {
direction = '/';
} else if (req.query.reverse == 'true') {
direction = '\\';
} else {
res.status(404).end();
}
} else {
direction = '/';
}
console.log('Got command ', direction, req.params.templateName, direction === '\\' ? 'flipped' : 'not flipped', req.query.url);
let result = null;
if (result === null) {
result = new ImageEx(req.query.url);
await result.loaded; // eslint-disable-line no-await-in-loop
}
const templateData = templates[req.params.templateName];
all(templateData, template => { // eslint-disable-line no-loop-func
result = render(template, result, null, direction === '\\');
});
return result.export(res);
} catch (err) {
console.log(err);
return res.status(400).end(err.message);