38 lines
1 KiB
JavaScript
38 lines
1 KiB
JavaScript
const logger = require('winston');
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const { publishing } = require('@config/siteConfig.json');
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const { fileSizeLimits } = publishing;
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const SIZE_MB = 1000000;
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const validateFileForPublish = file => {
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let contentType = file.type;
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let mediaType = contentType ? contentType.substr(0, contentType.indexOf('/')) : '';
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let mediaTypeLimit = fileSizeLimits[mediaType] || false;
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let customLimits = fileSizeLimits['customByContentType'];
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if (!file) {
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throw new Error('no file provided');
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}
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if (/'/.test(file.name)) {
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throw new Error('apostrophes are not allowed in the file name');
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}
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if (Object.keys(customLimits).includes(contentType)) {
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if (file.size > customLimits[contentType]) {
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throw new Error(
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`Sorry, type ${contentType} is limited to ${customLimits[contentType] / SIZE_MB} MB.`
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);
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}
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}
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if (mediaTypeLimit) {
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if (file.size > mediaTypeLimit) {
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throw new Error(`Sorry, type ${mediaType} is limited to ${mediaTypeLimit / SIZE_MB} MB.`);
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}
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}
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return file;
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};
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module.exports = validateFileForPublish;
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