ohif-viewer/platform/core/src/utils/generateAcceptHeader.ts

64 lines
2.1 KiB
TypeScript

const generateAcceptHeader = (
configAcceptHeader = [],
requestTransferSyntaxUID = '*', //default to accept all transfer syntax
omitQuotationForMultipartRequest = false
): string[] => {
//if acceptedHeader is passed by config use it as it.
if (configAcceptHeader.length > 0) {
return configAcceptHeader;
}
let acceptHeader = ['multipart/related'];
let hasTransferSyntax = false;
if (requestTransferSyntaxUID && typeForTS[requestTransferSyntaxUID]) {
const type = typeForTS[requestTransferSyntaxUID];
acceptHeader.push('type=' + type);
acceptHeader.push('transfer-syntax=' + requestTransferSyntaxUID);
hasTransferSyntax = true;
} else {
acceptHeader.push('type=application/octet-stream');
}
if (!hasTransferSyntax) {
acceptHeader.push('transfer-syntax=*');
}
if (!omitQuotationForMultipartRequest) {
//need to add quotation for each mime type of each accept entry
acceptHeader = acceptHeader.map(mime => {
if (mime.startsWith('type=')) {
const quotedParam = 'type="' + mime.substring(5, mime.length) + '"';
return quotedParam;
}
if (mime.startsWith('transfer-syntax=')) {
const quotedParam = 'transfer-syntax="' + mime.substring(16, mime.length) + '"';
return quotedParam;
} else {
return mime;
}
});
}
return [acceptHeader.join('; ')];
};
const typeForTS = {
'*': 'application/octet-stream',
'1.2.840.10008.1.2.1': 'application/octet-stream',
'1.2.840.10008.1.2': 'application/octet-stream',
'1.2.840.10008.1.2.2': 'application/octet-stream',
'1.2.840.10008.1.2.4.70': 'image/jpeg',
'1.2.840.10008.1.2.4.50': 'image/jpeg',
'1.2.840.10008.1.2.4.51': 'image/dicom+jpeg',
'1.2.840.10008.1.2.4.57': 'image/jpeg',
'1.2.840.10008.1.2.5': 'image/dicom-rle',
'1.2.840.10008.1.2.4.80': 'image/jls',
'1.2.840.10008.1.2.4.81': 'image/jls',
'1.2.840.10008.1.2.4.90': 'image/jp2',
'1.2.840.10008.1.2.4.91': 'image/jp2',
'1.2.840.10008.1.2.4.92': 'image/jpx',
'1.2.840.10008.1.2.4.93': 'image/jpx',
};
export default generateAcceptHeader;