mirror of
https://github.com/Foltik/Shimapan
synced 2024-12-12 14:30:47 -05:00
46 lines
1.8 KiB
JavaScript
46 lines
1.8 KiB
JavaScript
const sanitizer = require('sanitizer');
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// Verifies a single property is well formed.
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// expected follows the format:
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// ex. {name: 'myList', type: 'array', maxLength: 10}
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// ex. {name: 'myVar', type: 'string', optional: true}
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const verify = async (prop, expected) => {
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if (!expected.optional && !prop)
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throw {code: 400, message: expected.name + ' not specified.'};
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else if (!prop)
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return;
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if (expected.type) {
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if (expected.type === 'date') {
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if (isNaN(new Date(prop)))
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throw {code: 400, message: `${expected.name} malformed.`};
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} else if (expected.type === 'array') {
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if (!(prop instanceof Array))
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throw {code: 400, message: `${expected.name} malformed.`};
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} else if (expected.type === 'number') {
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if (isNaN(parseInt(prop)))
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throw {code: 400, message: `${expected.name} malformed.`};
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} else {
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if (typeof prop !== expected.type)
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throw {code: 400, message: `${expected.name} malformed.`};
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}
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}
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if (expected.min && parseInt(prop) < expected.min)
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throw {code: 400, message: `${expected.name} too small.`};
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if (expected.max && parseInt(prop) > expected.max)
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throw {code: 400, message: `${expected.name} too large.`};
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if (expected.maxLength && prop.length > expected.maxLength)
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throw {code: 400, message: `${expected.name} too long.`};
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if (expected.sanitize && sanitizer.sanitize(prop) !== prop)
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throw {code: 400, message: `${expected.name} contains invalid characters.`};
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if (expected.restrict && prop.replace(expected.restrict, '') !== prop)
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throw {code: 400, message: `${expected.name} contains invalid characters.`};
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};
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module.exports = verify; |