mirror of
https://github.com/NativeScript/NativeScript.git
synced 2025-08-14 10:01:08 +08:00
600 lines
16 KiB
TypeScript
600 lines
16 KiB
TypeScript
import { encoding as textEncoding } from '../text';
|
|
import { iOSNativeHelper } from '../utils';
|
|
|
|
// TODO: Implement all the APIs receiving callback using async blocks
|
|
// TODO: Check whether we need try/catch blocks for the iOS implementation
|
|
export class FileSystemAccess {
|
|
public getLastModified(path: string): Date {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const attributes = fileManager.attributesOfItemAtPathError(path);
|
|
|
|
if (attributes) {
|
|
return attributes.objectForKey('NSFileModificationDate');
|
|
} else {
|
|
return new Date();
|
|
}
|
|
}
|
|
|
|
public getFileSize(path: string): number {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const attributes = fileManager.attributesOfItemAtPathError(path);
|
|
if (attributes) {
|
|
return attributes.objectForKey('NSFileSize');
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
public getParent(path: string, onError?: (error: any) => any): { path: string; name: string } {
|
|
try {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const nsString = NSString.stringWithString(path);
|
|
|
|
const parentPath = nsString.stringByDeletingLastPathComponent;
|
|
const name = fileManager.displayNameAtPath(parentPath);
|
|
|
|
return {
|
|
path: parentPath.toString(),
|
|
name: name,
|
|
};
|
|
} catch (exception) {
|
|
if (onError) {
|
|
onError(exception);
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
public getFile(path: string, onError?: (error: any) => any): { path: string; name: string; extension: string } {
|
|
try {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const exists = fileManager.fileExistsAtPath(path);
|
|
|
|
if (!exists) {
|
|
const parentPath = this.getParent(path, onError).path;
|
|
if (!fileManager.createDirectoryAtPathWithIntermediateDirectoriesAttributesError(parentPath, true, null) || !fileManager.createFileAtPathContentsAttributes(path, null, null)) {
|
|
if (onError) {
|
|
onError(new Error("Failed to create file at path '" + path + "'"));
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
const fileName = fileManager.displayNameAtPath(path);
|
|
|
|
return {
|
|
path: path,
|
|
name: fileName,
|
|
extension: this.getFileExtension(path),
|
|
};
|
|
} catch (exception) {
|
|
if (onError) {
|
|
onError(exception);
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
public getFolder(path: string, onError?: (error: any) => any): { path: string; name: string } {
|
|
try {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const exists = this.folderExists(path);
|
|
|
|
if (!exists) {
|
|
try {
|
|
fileManager.createDirectoryAtPathWithIntermediateDirectoriesAttributesError(path, true, null);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to create folder at path '" + path + "': " + ex));
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
const dirName = fileManager.displayNameAtPath(path);
|
|
|
|
return {
|
|
path: path,
|
|
name: dirName,
|
|
};
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to create folder at path '" + path + "'"));
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
public getExistingFolder(path: string, onError?: (error: any) => any): { path: string; name: string } {
|
|
try {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const exists = this.folderExists(path);
|
|
|
|
if (exists) {
|
|
const dirName = fileManager.displayNameAtPath(path);
|
|
|
|
return {
|
|
path: path,
|
|
name: dirName,
|
|
};
|
|
}
|
|
|
|
return undefined;
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to get folder at path '" + path + "'"));
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
public eachEntity(path: string, onEntity: (file: { path: string; name: string; extension: string }) => any, onError?: (error: any) => any) {
|
|
if (!onEntity) {
|
|
return;
|
|
}
|
|
|
|
this.enumEntities(path, onEntity, onError);
|
|
}
|
|
|
|
public getEntities(path: string, onError?: (error: any) => any): Array<{ path: string; name: string; extension: string }> {
|
|
const fileInfos = new Array<{
|
|
path: string;
|
|
name: string;
|
|
extension: string;
|
|
}>();
|
|
|
|
const onEntity = function (entity: { path: string; name: string; extension: string }): boolean {
|
|
fileInfos.push(entity);
|
|
|
|
return true;
|
|
};
|
|
|
|
let errorOccurred;
|
|
const localError = function (error: any) {
|
|
if (onError) {
|
|
onError(error);
|
|
}
|
|
|
|
errorOccurred = true;
|
|
};
|
|
|
|
this.enumEntities(path, onEntity, localError);
|
|
|
|
if (!errorOccurred) {
|
|
return fileInfos;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public fileExists(path: string): boolean {
|
|
const result = this.exists(path);
|
|
|
|
return result.exists;
|
|
}
|
|
|
|
public folderExists(path: string): boolean {
|
|
const result = this.exists(path);
|
|
|
|
return result.exists && result.isDirectory;
|
|
}
|
|
|
|
private exists(path: string): { exists: boolean; isDirectory: boolean } {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const isDirectory = new interop.Reference(interop.types.bool, false);
|
|
const exists = fileManager.fileExistsAtPathIsDirectory(path, isDirectory);
|
|
|
|
return { exists: exists, isDirectory: isDirectory.value };
|
|
}
|
|
|
|
public concatPath(left: string, right: string): string {
|
|
return NSString.pathWithComponents(<any>[left, right]).toString();
|
|
}
|
|
|
|
public deleteFile(path: string, onError?: (error: any) => any) {
|
|
this.deleteEntity(path, onError);
|
|
}
|
|
|
|
public deleteFolder(path: string, onError?: (error: any) => any) {
|
|
this.deleteEntity(path, onError);
|
|
}
|
|
|
|
public emptyFolder(path: string, onError?: (error: any) => any) {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const entities = this.getEntities(path, onError);
|
|
|
|
if (!entities) {
|
|
return;
|
|
}
|
|
|
|
for (let i = 0; i < entities.length; i++) {
|
|
try {
|
|
fileManager.removeItemAtPathError(entities[i].path);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to empty folder '" + path + "': " + ex));
|
|
}
|
|
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
public rename(path: string, newPath: string, onError?: (error: any) => any) {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
|
|
try {
|
|
fileManager.moveItemAtPathToPathError(path, newPath);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to rename '" + path + "' to '" + newPath + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
public getLogicalRootPath(): string {
|
|
const mainBundlePath = NSBundle.mainBundle.bundlePath;
|
|
const resolvedPath = NSString.stringWithString(mainBundlePath).stringByResolvingSymlinksInPath;
|
|
|
|
return resolvedPath;
|
|
}
|
|
|
|
public getDocumentsFolderPath(): string {
|
|
return this.getKnownPath(NSSearchPathDirectory.DocumentDirectory);
|
|
}
|
|
public getExternalDocumentsFolderPath(): string {
|
|
return this.getDocumentsFolderPath();
|
|
}
|
|
|
|
public getTempFolderPath(): string {
|
|
return this.getKnownPath(NSSearchPathDirectory.CachesDirectory);
|
|
}
|
|
|
|
public getCurrentAppPath(): string {
|
|
return iOSNativeHelper.getCurrentAppPath();
|
|
}
|
|
|
|
public copy = this.copySync.bind(this);
|
|
|
|
public copySync(src: string, dest: string, onError?: (error: any) => any) {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
try {
|
|
return fileManager.copyItemAtPathToPathError(src, dest);
|
|
} catch (error) {
|
|
if (error.message.indexOf('exists') > -1) {
|
|
// check the size of file if empty remove then try copying again
|
|
// this could be zero due to using File.fromPath passing in a new file
|
|
let didRemove = false;
|
|
try {
|
|
didRemove = fileManager.removeItemAtPathError(dest);
|
|
return fileManager.copyItemAtPathToPathError(src, dest);
|
|
} catch (error) {
|
|
if (onError) {
|
|
if (didRemove) {
|
|
onError(error);
|
|
} else {
|
|
onError(exception);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (onError) {
|
|
onError(exception);
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
public copyAsync(src: string, dest: string): Promise<boolean> {
|
|
return new Promise<boolean>((resolve, reject) => {
|
|
try {
|
|
NSData.dataWithContentsOfFileCompletion(src, (data) => {
|
|
if (!data) {
|
|
reject(new Error("Failed to read file at path '" + src));
|
|
} else {
|
|
data.writeToFileAtomicallyCompletion(dest, true, () => {
|
|
if (this.fileExists(dest)) {
|
|
const size = this.getFileSize(dest);
|
|
if (size === data.length) {
|
|
resolve(true);
|
|
} else {
|
|
reject(new Error("Failed to write file at path '" + dest));
|
|
}
|
|
} else {
|
|
reject(new Error("Failed to write file at path '" + dest));
|
|
}
|
|
});
|
|
}
|
|
});
|
|
} catch (ex) {
|
|
reject(ex);
|
|
}
|
|
});
|
|
}
|
|
|
|
public readText = this.readTextSync.bind(this);
|
|
|
|
public readTextAsync(path: string, encoding?: any) {
|
|
const actualEncoding = encoding || textEncoding.UTF_8;
|
|
|
|
return new Promise<string>((resolve, reject) => {
|
|
try {
|
|
(NSString as any).stringWithContentsOfFileEncodingCompletion(path, actualEncoding, (result, error) => {
|
|
if (error) {
|
|
reject(error);
|
|
} else {
|
|
resolve(result.toString());
|
|
}
|
|
});
|
|
} catch (ex) {
|
|
reject(new Error("Failed to read file at path '" + path + "': " + ex));
|
|
}
|
|
});
|
|
}
|
|
|
|
public readTextSync(path: string, onError?: (error: any) => any, encoding?: any) {
|
|
const actualEncoding = encoding || textEncoding.UTF_8;
|
|
|
|
try {
|
|
const nsString = NSString.stringWithContentsOfFileEncodingError(path, actualEncoding);
|
|
|
|
return nsString.toString();
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to read file at path '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
public readBuffer = this.readBufferSync.bind(this);
|
|
|
|
public readBufferAsync(path: string): Promise<ArrayBuffer> {
|
|
return new Promise<ArrayBuffer>((resolve, reject) => {
|
|
try {
|
|
(NSData as any).dataWithContentsOfFileCompletion(path, (data) => {
|
|
resolve(interop.bufferFromData(data));
|
|
});
|
|
} catch (ex) {
|
|
reject(new Error("Failed to read file at path '" + path + "': " + ex));
|
|
}
|
|
});
|
|
}
|
|
|
|
public readBufferSync(path: string, onError?: (error: any) => any): ArrayBuffer {
|
|
try {
|
|
return interop.bufferFromData(NSData.dataWithContentsOfFile(path));
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to read file at path '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
public read = this.readSync.bind(this);
|
|
|
|
public readAsync(path: string): Promise<NSData> {
|
|
return new Promise<NSData>((resolve, reject) => {
|
|
try {
|
|
(NSData as any).dataWithContentsOfFileCompletion(path, resolve);
|
|
} catch (ex) {
|
|
reject(new Error("Failed to read file at path '" + path + "': " + ex));
|
|
}
|
|
});
|
|
}
|
|
|
|
public readSync(path: string, onError?: (error: any) => any): NSData {
|
|
try {
|
|
return NSData.dataWithContentsOfFile(path);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to read file at path '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
public writeText = this.writeTextSync.bind(this);
|
|
|
|
public writeTextAsync(path: string, content: string, encoding?: any): Promise<void> {
|
|
const nsString = NSString.stringWithString(content);
|
|
const actualEncoding = encoding || textEncoding.UTF_8;
|
|
|
|
return new Promise<void>((resolve, reject) => {
|
|
try {
|
|
(nsString as any).writeToFileAtomicallyEncodingCompletion(path, true, actualEncoding, (error) => {
|
|
if (error) {
|
|
reject(error);
|
|
} else {
|
|
resolve();
|
|
}
|
|
});
|
|
} catch (ex) {
|
|
reject(new Error("Failed to write file at path '" + path + "': " + ex));
|
|
}
|
|
});
|
|
}
|
|
|
|
public writeTextSync(path: string, content: string, onError?: (error: any) => any, encoding?: any) {
|
|
const nsString = NSString.stringWithString(content);
|
|
|
|
const actualEncoding = encoding || textEncoding.UTF_8;
|
|
|
|
// TODO: verify the useAuxiliaryFile parameter should be false
|
|
try {
|
|
nsString.writeToFileAtomicallyEncodingError(path, false, actualEncoding);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to write to file '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
static getBuffer(buffer: ArrayBuffer | Uint8Array | Uint8ClampedArray): NSData {
|
|
if (buffer instanceof ArrayBuffer) {
|
|
return NSData.dataWithData(buffer as any);
|
|
} else {
|
|
const buf = NSData.dataWithData(buffer?.buffer as any);
|
|
const len = buffer.byteLength;
|
|
return NSData.dataWithBytesNoCopyLength((buf.bytes as interop.Pointer).add(buffer?.byteOffset ?? 0), len);
|
|
}
|
|
}
|
|
|
|
public writeBuffer = this.writeBufferSync.bind(this);
|
|
|
|
public writeBufferAsync(path: string, content: ArrayBuffer | Uint8Array | Uint8ClampedArray): Promise<void> {
|
|
return new Promise<void>((resolve, reject) => {
|
|
try {
|
|
FileSystemAccess.getBuffer(content).writeToFileAtomicallyCompletion(path, true, () => {
|
|
resolve();
|
|
});
|
|
} catch (ex) {
|
|
reject(new Error("Failed to write file at path '" + path + "': " + ex));
|
|
}
|
|
});
|
|
}
|
|
|
|
public writeBufferSync(path: string, content: ArrayBuffer | Uint8Array | Uint8ClampedArray, onError?: (error: any) => any) {
|
|
try {
|
|
FileSystemAccess.getBuffer(content).writeToFileAtomically(path, true);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to write to file '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
public write = this.writeSync.bind(this);
|
|
|
|
public writeAsync(path: string, content: NSData): Promise<void> {
|
|
return new Promise<void>((resolve, reject) => {
|
|
try {
|
|
(content as any).writeToFileAtomicallyCompletion(path, true, () => {
|
|
resolve();
|
|
});
|
|
} catch (ex) {
|
|
reject(new Error("Failed to write file at path '" + path + "': " + ex));
|
|
}
|
|
});
|
|
}
|
|
|
|
public writeSync(path: string, content: NSData, onError?: (error: any) => any) {
|
|
try {
|
|
content.writeToFileAtomically(path, true);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to write to file '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
private getKnownPath(folderType: number): string {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
const paths = fileManager.URLsForDirectoryInDomains(folderType, NSSearchPathDomainMask.UserDomainMask);
|
|
|
|
const url = paths.objectAtIndex(0);
|
|
|
|
return url.path;
|
|
}
|
|
|
|
// TODO: This method is the same as in the iOS implementation.
|
|
// Make it in a separate file / module so it can be reused from both implementations.
|
|
public getFileExtension(path: string): string {
|
|
// TODO [For Panata]: The definitions currently specify "any" as a return value of this method
|
|
//const nsString = Foundation.NSString.stringWithString(path);
|
|
//const extension = nsString.pathExtension();
|
|
|
|
//if (extension && extension.length > 0) {
|
|
// extension = extension.concat(".", extension);
|
|
//}
|
|
|
|
//return extension;
|
|
const dotIndex = path.lastIndexOf('.');
|
|
if (dotIndex && dotIndex >= 0 && dotIndex < path.length) {
|
|
return path.substring(dotIndex);
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
private deleteEntity(path: string, onError?: (error: any) => any) {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
try {
|
|
fileManager.removeItemAtPathError(path);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to delete file at path '" + path + "': " + ex));
|
|
}
|
|
}
|
|
}
|
|
|
|
private enumEntities(path: string, callback: (entity: { path: string; name: string; extension: string }) => boolean, onError?: (error) => any) {
|
|
try {
|
|
const fileManager = NSFileManager.defaultManager;
|
|
let files: NSArray<string>;
|
|
try {
|
|
files = fileManager.contentsOfDirectoryAtPathError(path);
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(new Error("Failed to enum files for folder '" + path + "': " + ex));
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
for (let i = 0; i < files.count; i++) {
|
|
const file = files.objectAtIndex(i);
|
|
|
|
const info = {
|
|
path: this.concatPath(path, file),
|
|
name: file,
|
|
extension: '',
|
|
};
|
|
|
|
if (!this.folderExists(this.joinPath(path, file))) {
|
|
info.extension = this.getFileExtension(info.path);
|
|
}
|
|
|
|
const retVal = callback(info);
|
|
if (retVal === false) {
|
|
// the callback returned false meaning we should stop the iteration
|
|
break;
|
|
}
|
|
}
|
|
} catch (ex) {
|
|
if (onError) {
|
|
onError(ex);
|
|
}
|
|
}
|
|
}
|
|
|
|
public getPathSeparator(): string {
|
|
return '/';
|
|
}
|
|
|
|
public normalizePath(path: string): string {
|
|
const nsString: NSString = NSString.stringWithString(path);
|
|
const normalized = nsString.stringByStandardizingPath;
|
|
|
|
return normalized;
|
|
}
|
|
|
|
public joinPath(left: string, right: string): string {
|
|
const nsString: NSString = NSString.stringWithString(left);
|
|
|
|
return nsString.stringByAppendingPathComponent(right);
|
|
}
|
|
|
|
public joinPaths(paths: string[]): string {
|
|
return iOSNativeHelper.joinPaths(...paths);
|
|
}
|
|
}
|
|
|
|
// stub to avoid cross platform warning
|
|
export class FileSystemAccess29 extends FileSystemAccess {}
|