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RNFSManager.m
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RNFSManager.m
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//
// RNFSManager.m
// RNFSManager
//
// Created by Johannes Lumpe on 08/05/15.
// Copyright (c) 2015 Johannes Lumpe. All rights reserved.
//
#import "RNFSManager.h"
#import <React/RCTBridge.h>
#import "NSArray+Map.h"
#import "Downloader.h"
#import "Uploader.h"
#import <React/RCTEventDispatcher.h>
#import <CommonCrypto/CommonDigest.h>
@interface RNFSManager()
@property (retain) NSMutableDictionary* downloaders;
@property (retain) NSMutableDictionary* uploaders;
@end
@implementation RNFSManager
@synthesize bridge = _bridge;
RCT_EXPORT_MODULE();
- (dispatch_queue_t)methodQueue
{
return dispatch_queue_create("pe.lum.rnfs", DISPATCH_QUEUE_SERIAL);
}
RCT_EXPORT_METHOD(readDir:(NSString *)dirPath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSFileManager *fileManager = [NSFileManager defaultManager];
NSError *error = nil;
NSArray *contents = [fileManager contentsOfDirectoryAtPath:dirPath error:&error];
contents = [contents rnfs_mapObjectsUsingBlock:^id(NSString *obj, NSUInteger idx) {
NSString *path = [dirPath stringByAppendingPathComponent:obj];
NSDictionary *attributes = [fileManager attributesOfItemAtPath:path error:nil];
return @{
@"name": obj,
@"path": path,
@"size": [attributes objectForKey:NSFileSize],
@"type": [attributes objectForKey:NSFileType]
};
}];
if (error) {
return [self reject:reject withError:error];
}
resolve(contents);
}
RCT_EXPORT_METHOD(exists:(NSString *)filepath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(__unused RCTPromiseRejectBlock)reject)
{
BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:filepath];
resolve([NSNumber numberWithBool:fileExists]);
}
RCT_EXPORT_METHOD(stat:(NSString *)filepath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSError *error = nil;
NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfItemAtPath:filepath error:&error];
if (error) {
return [self reject:reject withError:error];
}
attributes = @{
@"ctime": [self dateToTimeIntervalNumber:(NSDate *)[attributes objectForKey:NSFileCreationDate]],
@"mtime": [self dateToTimeIntervalNumber:(NSDate *)[attributes objectForKey:NSFileModificationDate]],
@"size": [attributes objectForKey:NSFileSize],
@"type": [attributes objectForKey:NSFileType],
@"mode": @([[NSString stringWithFormat:@"%ld", (long)[(NSNumber *)[attributes objectForKey:NSFilePosixPermissions] integerValue]] integerValue])
};
resolve(attributes);
}
RCT_EXPORT_METHOD(writeFile:(NSString *)filepath
contents:(NSString *)base64Content
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSData *data = [[NSData alloc] initWithBase64EncodedString:base64Content options:NSDataBase64DecodingIgnoreUnknownCharacters];
BOOL success = [[NSFileManager defaultManager] createFileAtPath:filepath contents:data attributes:nil];
if (!success) {
return reject(@"ENOENT", [NSString stringWithFormat:@"ENOENT: no such file or directory, open '%@'", filepath], nil);
}
return resolve(nil);
}
RCT_EXPORT_METHOD(appendFile:(NSString *)filepath
contents:(NSString *)base64Content
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSData *data = [[NSData alloc] initWithBase64EncodedString:base64Content options:NSDataBase64DecodingIgnoreUnknownCharacters];
NSFileManager *fM = [NSFileManager defaultManager];
if (![fM fileExistsAtPath:filepath])
{
BOOL success = [[NSFileManager defaultManager] createFileAtPath:filepath contents:data attributes:nil];
if (!success) {
return reject(@"ENOENT", [NSString stringWithFormat:@"ENOENT: no such file or directory, open '%@'", filepath], nil);
} else {
return resolve(nil);
}
}
@try {
NSFileHandle *fH = [NSFileHandle fileHandleForUpdatingAtPath:filepath];
[fH seekToEndOfFile];
[fH writeData:data];
return resolve(nil);
} @catch (NSException *e) {
return [self reject:reject withError:e];
}
}
RCT_EXPORT_METHOD(unlink:(NSString*)filepath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSFileManager *manager = [NSFileManager defaultManager];
BOOL exists = [manager fileExistsAtPath:filepath isDirectory:false];
if (!exists) {
return reject(@"ENOENT", [NSString stringWithFormat:@"ENOENT: no such file or directory, open '%@'", filepath], nil);
}
NSError *error = nil;
BOOL success = [manager removeItemAtPath:filepath error:&error];
if (!success) {
return [self reject:reject withError:error];
}
resolve(nil);
}
RCT_EXPORT_METHOD(mkdir:(NSString *)filepath
options:(NSDictionary *)options
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSFileManager *manager = [NSFileManager defaultManager];
NSError *error = nil;
BOOL success = [manager createDirectoryAtPath:filepath withIntermediateDirectories:YES attributes:nil error:&error];
if (!success) {
return [self reject:reject withError:error];
}
NSURL *url = [NSURL fileURLWithPath:filepath];
if ([[options allKeys] containsObject:@"NSURLIsExcludedFromBackupKey"]) {
NSNumber *value = options[@"NSURLIsExcludedFromBackupKey"];
success = [url setResourceValue: value forKey: NSURLIsExcludedFromBackupKey error: &error];
if (!success) {
return [self reject:reject withError:error];
}
}
resolve(nil);
}
RCT_EXPORT_METHOD(readFile:(NSString *)filepath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:filepath];
if (!fileExists) {
return reject(@"ENOENT", [NSString stringWithFormat:@"ENOENT: no such file or directory, open '%@'", filepath], nil);
}
NSError *error = nil;
NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfItemAtPath:filepath error:&error];
if (error) {
return [self reject:reject withError:error];
}
if ([attributes objectForKey:NSFileType] == NSFileTypeDirectory) {
return reject(@"EISDIR", @"EISDIR: illegal operation on a directory, read", nil);
}
NSData *content = [[NSFileManager defaultManager] contentsAtPath:filepath];
NSString *base64Content = [content base64EncodedStringWithOptions:NSDataBase64EncodingEndLineWithLineFeed];
resolve(base64Content);
}
RCT_EXPORT_METHOD(hash:(NSString *)filepath
algorithm:(NSString *)algorithm
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:filepath];
if (!fileExists) {
return reject(@"ENOENT", [NSString stringWithFormat:@"ENOENT: no such file or directory, open '%@'", filepath], nil);
}
NSError *error = nil;
NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfItemAtPath:filepath error:&error];
if (error) {
return [self reject:reject withError:error];
}
if ([attributes objectForKey:NSFileType] == NSFileTypeDirectory) {
return reject(@"EISDIR", @"EISDIR: illegal operation on a directory, read", nil);
}
NSData *content = [[NSFileManager defaultManager] contentsAtPath:filepath];
NSArray *keys = [NSArray arrayWithObjects:@"md5", @"sha1", @"sha224", @"sha256", @"sha384", @"sha512", nil];
NSArray *digestLengths = [NSArray arrayWithObjects:
@CC_MD5_DIGEST_LENGTH,
@CC_SHA1_DIGEST_LENGTH,
@CC_SHA224_DIGEST_LENGTH,
@CC_SHA256_DIGEST_LENGTH,
@CC_SHA384_DIGEST_LENGTH,
@CC_SHA512_DIGEST_LENGTH,
nil];
NSDictionary *keysToDigestLengths = [NSDictionary dictionaryWithObjects:digestLengths forKeys:keys];
int digestLength = [[keysToDigestLengths objectForKey:algorithm] intValue];
if (!digestLength) {
return reject(@"Error", [NSString stringWithFormat:@"Invalid hash algorithm '%@'", algorithm], nil);
}
unsigned char buffer[digestLength];
if ([algorithm isEqualToString:@"md5"]) {
CC_MD5(content.bytes, (CC_LONG)content.length, buffer);
} else if ([algorithm isEqualToString:@"sha1"]) {
CC_SHA1(content.bytes, (CC_LONG)content.length, buffer);
} else if ([algorithm isEqualToString:@"sha224"]) {
CC_SHA224(content.bytes, (CC_LONG)content.length, buffer);
} else if ([algorithm isEqualToString:@"sha256"]) {
CC_SHA256(content.bytes, (CC_LONG)content.length, buffer);
} else if ([algorithm isEqualToString:@"sha384"]) {
CC_SHA384(content.bytes, (CC_LONG)content.length, buffer);
} else if ([algorithm isEqualToString:@"sha512"]) {
CC_SHA512(content.bytes, (CC_LONG)content.length, buffer);
} else {
return reject(@"Error", [NSString stringWithFormat:@"Invalid hash algorithm '%@'", algorithm], nil);
}
NSMutableString *output = [NSMutableString stringWithCapacity:digestLength * 2];
for(int i = 0; i < digestLength; i++)
[output appendFormat:@"%02x",buffer[i]];
resolve(output);
}
RCT_EXPORT_METHOD(moveFile:(NSString *)filepath
destPath:(NSString *)destPath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSFileManager *manager = [NSFileManager defaultManager];
NSError *error = nil;
BOOL success = [manager moveItemAtPath:filepath toPath:destPath error:&error];
if (!success) {
return [self reject:reject withError:error];
}
resolve(nil);
}
RCT_EXPORT_METHOD(copyFile:(NSString *)filepath
destPath:(NSString *)destPath
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSFileManager *manager = [NSFileManager defaultManager];
NSError *error = nil;
BOOL success = [manager copyItemAtPath:filepath toPath:destPath error:&error];
if (!success) {
return [self reject:reject withError:error];
}
resolve(nil);
}
RCT_EXPORT_METHOD(downloadFile:(NSDictionary *)options
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
RNFSDownloadParams* params = [RNFSDownloadParams alloc];
NSNumber* jobId = options[@"jobId"];
params.fromUrl = options[@"fromUrl"];
params.toFile = options[@"toFile"];
NSDictionary* headers = options[@"headers"];
params.headers = headers;
NSNumber* background = options[@"background"];
params.background = [background boolValue];
NSNumber* progressDivider = options[@"progressDivider"];
params.progressDivider = progressDivider;
params.completeCallback = ^(NSNumber* statusCode, NSNumber* bytesWritten) {
NSMutableDictionary* result = [[NSMutableDictionary alloc] initWithDictionary: @{@"jobId": jobId}];
if (statusCode) {
[result setObject:statusCode forKey: @"statusCode"];
}
if (bytesWritten) {
[result setObject:bytesWritten forKey: @"bytesWritten"];
}
return resolve(result);
};
params.errorCallback = ^(NSError* error) {
return [self reject:reject withError:error];
};
params.beginCallback = ^(NSNumber* statusCode, NSNumber* contentLength, NSDictionary* headers) {
[self.bridge.eventDispatcher sendAppEventWithName:[NSString stringWithFormat:@"DownloadBegin-%@", jobId]
body:@{@"jobId": jobId,
@"statusCode": statusCode,
@"contentLength": contentLength,
@"headers": headers}];
};
params.progressCallback = ^(NSNumber* contentLength, NSNumber* bytesWritten) {
[self.bridge.eventDispatcher sendAppEventWithName:[NSString stringWithFormat:@"DownloadProgress-%@", jobId]
body:@{@"jobId": jobId,
@"contentLength": contentLength,
@"bytesWritten": bytesWritten}];
};
if (!self.downloaders) self.downloaders = [[NSMutableDictionary alloc] init];
RNFSDownloader* downloader = [RNFSDownloader alloc];
[downloader downloadFile:params];
[self.downloaders setValue:downloader forKey:[jobId stringValue]];
}
RCT_EXPORT_METHOD(stopDownload:(nonnull NSNumber *)jobId)
{
RNFSDownloader* downloader = [self.downloaders objectForKey:[jobId stringValue]];
if (downloader != nil) {
[downloader stopDownload];
}
}
RCT_EXPORT_METHOD(uploadFiles:(NSDictionary *)options
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
RNFSUploadParams* params = [RNFSUploadParams alloc];
NSNumber* jobId = options[@"jobId"];
params.toUrl = options[@"toUrl"];
params.files = options[@"files"];
NSDictionary* headers = options[@"headers"];
NSDictionary* fields = options[@"fields"];
NSString* method = options[@"method"];
params.headers = headers;
params.fields = fields;
params.method = method;
params.completeCallback = ^(NSString* body, NSURLResponse *resp) {
NSMutableDictionary* result = [[NSMutableDictionary alloc] initWithDictionary: @{@"jobId": jobId,
@"body": body}];
if ([resp isKindOfClass:[NSHTTPURLResponse class]]) {
[result setValue:((NSHTTPURLResponse *)resp).allHeaderFields forKey:@"headers"];
[result setValue:[NSNumber numberWithUnsignedInteger:((NSHTTPURLResponse *)resp).statusCode] forKey:@"statusCode"];
}
return resolve(result);
};
params.errorCallback = ^(NSError* error) {
return [self reject:reject withError:error];
};
params.beginCallback = ^() {
[self.bridge.eventDispatcher sendAppEventWithName:[NSString stringWithFormat:@"UploadBegin-%@", jobId]
body:@{@"jobId": jobId}];
};
params.progressCallback = ^(NSNumber* totalBytesExpectedToSend, NSNumber* totalBytesSent) {
[self.bridge.eventDispatcher sendAppEventWithName:[NSString stringWithFormat:@"UploadProgress-%@", jobId]
body:@{@"jobId": jobId,
@"totalBytesExpectedToSend": totalBytesExpectedToSend,
@"totalBytesSent": totalBytesSent}];
};
if (!self.uploaders) self.uploaders = [[NSMutableDictionary alloc] init];
RNFSUploader* uploader = [RNFSUploader alloc];
[uploader uploadFiles:params];
[self.uploaders setValue:uploader forKey:[jobId stringValue]];
}
RCT_EXPORT_METHOD(stopUpload:(nonnull NSNumber *)jobId)
{
RNFSUploader* uploader = [self.uploaders objectForKey:[jobId stringValue]];
if (uploader != nil) {
[uploader stopUpload];
}
}
RCT_EXPORT_METHOD(pathForBundle:(NSString *)bundleNamed
resolver:(RCTPromiseResolveBlock)resolve
rejecter:(RCTPromiseRejectBlock)reject)
{
NSString *path = [[NSBundle mainBundle].bundlePath stringByAppendingFormat:@"/%@.bundle", bundleNamed];
NSBundle *bundle = [NSBundle bundleWithPath:path];
if (!bundle) {
bundle = [NSBundle bundleForClass:NSClassFromString(bundleNamed)];
path = bundle.bundlePath;
}
if (!bundle.isLoaded) {
[bundle load];
}
if (path) {
resolve(path);
} else {
NSError *error = [NSError errorWithDomain:NSPOSIXErrorDomain
code:NSFileNoSuchFileError
userInfo:nil];
[self reject:reject withError:error];
}
}
RCT_EXPORT_METHOD(getFSInfo:(RCTPromiseResolveBlock)resolve rejecter:(RCTPromiseRejectBlock)reject)
{
unsigned long long totalSpace = 0;
unsigned long long totalFreeSpace = 0;
__autoreleasing NSError *error = nil;
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSDictionary *dictionary = [[NSFileManager defaultManager] attributesOfFileSystemForPath:[paths lastObject] error:&error];
if (dictionary) {
NSNumber *fileSystemSizeInBytes = [dictionary objectForKey: NSFileSystemSize];
NSNumber *freeFileSystemSizeInBytes = [dictionary objectForKey:NSFileSystemFreeSize];
totalSpace = [fileSystemSizeInBytes unsignedLongLongValue];
totalFreeSpace = [freeFileSystemSizeInBytes unsignedLongLongValue];
resolve(@{
@"totalSpace": [NSNumber numberWithUnsignedLongLong:totalSpace],
@"freeSpace": [NSNumber numberWithUnsignedLongLong:totalFreeSpace]
});
} else {
[self reject:reject withError:error];
}
}
- (NSNumber *)dateToTimeIntervalNumber:(NSDate *)date
{
return @([date timeIntervalSince1970]);
}
- (void)reject:(RCTPromiseRejectBlock)reject withError:(NSError *)error
{
NSString *codeWithDomain = [NSString stringWithFormat:@"E%@%zd", error.domain.uppercaseString, error.code];
reject(codeWithDomain, error.localizedDescription, error);
}
- (NSString *)getPathForDirectory:(int)directory
{
NSArray *paths = NSSearchPathForDirectoriesInDomains(directory, NSUserDomainMask, YES);
return [paths firstObject];
}
- (NSDictionary *)constantsToExport
{
return @{
@"RNFSMainBundlePath": [[NSBundle mainBundle] bundlePath],
@"RNFSCachesDirectoryPath": [self getPathForDirectory:NSCachesDirectory],
@"RNFSDocumentDirectoryPath": [self getPathForDirectory:NSDocumentDirectory],
@"RNFSExternalDirectoryPath": [NSNull null],
@"RNFSExternalStorageDirectoryPath": [NSNull null],
@"RNFSTemporaryDirectoryPath": NSTemporaryDirectory(),
@"RNFSLibraryDirectoryPath": [self getPathForDirectory:NSLibraryDirectory],
@"RNFSFileTypeRegular": NSFileTypeRegular,
@"RNFSFileTypeDirectory": NSFileTypeDirectory
};
}
@end