98 lines
3.2 KiB
JavaScript
98 lines
3.2 KiB
JavaScript
// Module ID: 4712
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// Function ID: 40952
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// Name: detectFile
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// Dependencies: [0, 0]
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// Module 4712 (detectFile)
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arg5.detectFile = function detectFile(uint8Array, chunkSize) {
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if (chunkSize) {
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const _Object = Object;
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if (hasOwnProperty.call(chunkSize, "chunkSize")) {
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chunkSize = undefined;
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if (null != chunkSize) {
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chunkSize = chunkSize.chunkSize;
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}
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let num2 = 0;
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if (null !== chunkSize) {
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num2 = 0;
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if (undefined !== chunkSize) {
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num2 = chunkSize;
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}
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}
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if (num2 <= 0) {
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const _RangeError = RangeError;
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const rangeError = new RangeError("chunkSize must be bigger than zero");
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throw rangeError;
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}
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}
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}
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let num3;
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if (null != chunkSize) {
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num3 = chunkSize.chunkSize;
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}
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if (!num3) {
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num3 = 64;
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}
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const fileChunk = chunkSize(arg6[0]).getFileChunk(uint8Array, num3);
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if (0 !== fileChunk.length) {
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const items = [];
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const items1 = [];
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for (const key10027 in closure_0(closure_1[1]).FileTypes) {
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let tmp27 = key10027;
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let _Object4 = Object;
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let tmp28 = closure_0;
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let tmp29 = closure_1;
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if (!hasOwnProperty2.call(closure_0(closure_1[1]).FileTypes, key10027)) {
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continue;
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} else {
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let tmp4 = closure_0;
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let tmp5 = closure_1;
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let FileTypes = closure_0(closure_1[1]).FileTypes;
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let signaturesByName = FileTypes.getSignaturesByName(key10027);
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let FileTypes2 = closure_0(closure_1[1]).FileTypes;
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let detectbBySignaturesResult = FileTypes2.detectbBySignatures(fileChunk, signaturesByName);
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let tmp8 = detectbBySignaturesResult;
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if (!detectbBySignaturesResult) {
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continue;
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} else {
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let tmp9 = closure_0;
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let tmp10 = closure_1;
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let FileTypes3 = closure_0(closure_1[1]).FileTypes;
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let infoByName = FileTypes3.getInfoByName(key10027);
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let FILE_TYPES_REQUIRED_ADDITIONAL_CHECK = closure_0(closure_1[1]).FILE_TYPES_REQUIRED_ADDITIONAL_CHECK;
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if (FILE_TYPES_REQUIRED_ADDITIONAL_CHECK.includes(infoByName.extension)) {
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let arr = items1.push(infoByName.extension);
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}
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let obj = {};
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({ extension: obj.extension, mimeType: obj.mimeType, description: obj.description } = infoByName);
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let _Object2 = Object;
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let _Object3 = Object;
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obj = {};
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let sequence = detectbBySignaturesResult.sequence;
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let merged = Object.assign({}, detectbBySignaturesResult);
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obj.sequence = sequence.map((arg0) => arg0.toString(16));
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obj.signature = Object.assign(merged, obj);
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arr = items.push(obj);
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let tmp15 = detectbBySignaturesResult;
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let tmp16 = infoByName;
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// continue
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}
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continue;
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}
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continue;
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}
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if (0 !== items.length) {
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if (1 === items.length) {
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if (0 === items1.length) {
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return items[0];
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}
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}
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const FileTypes4 = chunkSize(arg6[1]).FileTypes;
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const result = FileTypes4.detectTypeByAdditionalCheck(fileChunk, items);
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chunkSize = result;
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if (result) {
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return items.find((extension) => extension.extension === result);
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}
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}
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}
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};
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