27 lines
857 B
JavaScript
27 lines
857 B
JavaScript
function endsWith(str, suffix) {
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return str.indexOf(suffix, str.length - suffix.length) !== -1;
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}
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export default (file, acceptedFiles) => {
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if (file && acceptedFiles) {
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const acceptedFilesArray = Array.isArray(acceptedFiles)
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? acceptedFiles
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: acceptedFiles.split(',');
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const fileName = file.name || '';
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const mimeType = file.type || '';
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const baseMimeType = mimeType.replace(/\/.*$/, '');
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return acceptedFilesArray.some(type => {
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const validType = type.trim();
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if (validType.charAt(0) === '.') {
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return endsWith(fileName.toLowerCase(), validType.toLowerCase());
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} else if (/\/\*$/.test(validType)) {
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// This is something like a image/* mime type
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return baseMimeType === validType.replace(/\/.*$/, '');
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}
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return mimeType === validType;
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});
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}
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return true;
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};
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