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//
// FPLibrary.m
// FPPicker
//
// Created by Liyan David Chang on 6/20/12.
// Copyright (c) 2012 Filepicker.io. All rights reserved.
//
#import "FPLibrary.h"
#import "FPSinglepartUploader.h"
#import "FPMultipartUploader.h"
@implementation FPLibrary
#pragma mark - Query Methods
+ (void)requestObjectMediaInfo:(NSDictionary *)obj
withSource:(FPSource *)source
usingOperationQueue:(NSOperationQueue *)operationQueue
success:(FPFetchObjectSuccessBlock)success
failure:(FPFetchObjectFailureBlock)failure
progress:(FPFetchObjectProgressBlock)progress
{
NSURLRequest *request = [self requestForLoadPath:obj[@"link_path"]
withFormat:@"data"
queryString:nil
andMimetypes:source.mimetypes
cachePolicy:NSURLRequestReloadRevalidatingCacheData
shouldURLEncode:NO];
NSString *tempPath = [NSTemporaryDirectory() stringByAppendingPathComponent:[FPUtils genRandStringLength:20]];
NSURL *tempURL = [NSURL fileURLWithPath:tempPath
isDirectory:NO];
AFRequestOperationSuccessBlock successOperationBlock = ^(AFHTTPRequestOperation *operation,
id responseObject) {
NSDictionary *headers = [operation.response allHeaderFields];
NSString *mimetype = headers[@"Content-Type"];
if ([mimetype rangeOfString:@";"].location != NSNotFound)
{
mimetype = [mimetype componentsSeparatedByString:@";"][0];
}
FPMediaInfo *mediaInfo = [FPMediaInfo new];
mediaInfo.remoteURL = [NSURL URLWithString:headers[@"X-Data-Url"]];
mediaInfo.filename = headers[@"X-File-Name"];
mediaInfo.mediaURL = tempURL;
mediaInfo.mediaType = [FPUtils UTIForMimetype:mimetype];
mediaInfo.source = source;
NSString *sizeString = headers[@"X-File-Size"];
mediaInfo.filesize = [NSNumber numberWithInteger:[sizeString integerValue]];
if (headers[@"X-Data-Key"])
{
mediaInfo.key = headers[@"X-Data-Key"];
}
success(mediaInfo);
};
AFRequestOperationFailureBlock failureOperationBlock = ^(AFHTTPRequestOperation *operation,
NSError *error) {
failure(error);
};
AFHTTPRequestOperation *operation;
operation = [[FPAPIClient sharedClient] HTTPRequestOperationWithRequest:request
success:successOperationBlock
failure:failureOperationBlock];
operation.outputStream = [NSOutputStream outputStreamWithURL:tempURL
append:NO];
[operation setDownloadProgressBlock: ^(NSUInteger bytesRead,
long long totalBytesRead,
long long totalBytesExpectedToRead) {
if (progress && totalBytesExpectedToRead > 0)
{
progress(1.0f * totalBytesRead / totalBytesExpectedToRead);
}
}];
[operationQueue addOperation:operation];
}
#pragma mark - Save As Methods
+ (void) uploadData:(NSData *)filedata
named:(NSString *)filename
toPath:(NSString *)path
ofMimetype:(NSString *)mimetype
usingOperationQueue:(NSOperationQueue *)operationQueue
success:(FPUploadAssetSuccessBlock)success
failure:(FPUploadAssetFailureBlock)failure
progress:(FPUploadAssetProgressBlock)progress
{
NSString *tempPath = [NSTemporaryDirectory() stringByAppendingPathComponent:[FPUtils genRandStringLength:20]];
NSURL *tempURL = [NSURL fileURLWithPath:tempPath
isDirectory:NO];
[filedata writeToURL:tempURL
atomically:YES];
FPUploadAssetSuccessBlock successBlock = ^(id JSON) {
// Clean up temporary file before returning the success response
NSError *error;
[[NSFileManager defaultManager] removeItemAtURL:tempURL
error:&error];
if (error)
{
DLog(@"Error deleting temporary file at %@: %@", tempURL, error);
}
// Return success response
success(JSON);
};
[self uploadDataURL:tempURL
named:filename
toPath:path
ofMimetype:mimetype
usingOperationQueue:operationQueue
success:successBlock
failure:failure
progress:progress];
}
+ (void) uploadDataURL:(NSURL *)localURL
named:(NSString *)filename
toPath:(NSString *)path
ofMimetype:(NSString *)mimetype
usingOperationQueue:(NSOperationQueue *)operationQueue
success:(FPUploadAssetSuccessBlock)success
failure:(FPUploadAssetFailureBlock)failure
progress:(FPUploadAssetProgressBlock)progress
{
FPUploadAssetSuccessBlock successBlock = ^(id JSON) {
NSString *filepickerURL = JSON[@"data"][0][@"url"];
[FPLibrary uploadDataHelper_saveAs:filepickerURL
toPath:[NSString stringWithFormat:@"%@%@", path, filename]
ofMimetype:mimetype
usingOperationQueue:operationQueue
success:success
failure:failure];
};
FPUploadAssetFailureBlock failureBlock = ^(NSError *error,
id JSON) {
DLog(@"File upload failed with %@, response was: %@", error, JSON);
failure(error, JSON);
};
[FPLibrary uploadLocalURLToFilepicker:localURL
named:filename
ofMimetype:mimetype
usingOperationQueue:operationQueue
success:successBlock
failure:failureBlock
progress:progress];
}
#pragma mark - Private Methods
+ (void)uploadDataHelper_saveAs:(NSString *)fileLocation
toPath:(NSString *)saveLocation
ofMimetype:(NSString *)mimetype
usingOperationQueue:(NSOperationQueue *)operationQueue
success:(FPUploadAssetSuccessBlock)success
failure:(FPUploadAssetFailureBlock)failure
{
FPSession *fpSession = [FPSession sessionForFileUploads];;
fpSession.mimetypes = mimetype;
NSDictionary *params = @{
@"js_session":[fpSession JSONSessionString],
@"url":[FPUtils filePickerLocationWithOptionalSecurityFor:fileLocation]
};
NSString *savePath = [NSString stringWithFormat:@"/api/path%@", [FPUtils urlEncodeString:saveLocation]];
AFRequestOperationSuccessBlock successOperationBlock = ^(AFHTTPRequestOperation *operation,
id responseObject) {
if (responseObject[@"url"])
{
success(responseObject);
}
else
{
NSError *error = [FPUtils errorWithCode:200
andLocalizedDescription :@"Response does not contain an URL."];
failure(error, responseObject);
}
};
AFRequestOperationFailureBlock failureOperationBlock = ^(AFHTTPRequestOperation *operation,
NSError *error) {
failure(error, nil);
};
[[FPAPIClient sharedClient] POST:savePath
parameters:params
usingOperationQueue:operationQueue
success:successOperationBlock
failure:failureOperationBlock];
}
+ (void)uploadLocalURLToFilepicker:(NSURL *)localURL
named:(NSString *)filename
ofMimetype:(NSString *)mimetype
usingOperationQueue:(NSOperationQueue *)operationQueue
success:(FPUploadAssetSuccessBlock)success
failure:(FPUploadAssetFailureBlock)failure
progress:(FPUploadAssetProgressBlock)progress
{
// Initialize preprocessors
FPVideoUploadPreprocessorBlock videoUploadPreprocessorBlock = [FPConfig sharedInstance].videoUploadPreprocessorBlock;
FPImageUploadPreprocessorBlock imageUploadPreprocessorBlock = [FPConfig sharedInstance].imageUploadPreprocessorBlock;
// Apply preprocessors
if ([mimetype isEqualToString:@"video/quicktime"] &&
videoUploadPreprocessorBlock)
{
videoUploadPreprocessorBlock(localURL);
}
else if ((([mimetype isEqualToString:@"image/png"]) ||
([mimetype isEqualToString:@"image/jpeg"])) &&
imageUploadPreprocessorBlock)
{
imageUploadPreprocessorBlock(localURL, mimetype);
}
// Do upload
FPUploader *fileUploader;
// NOTE: Singlepart uploads are currently not working on the server side (?)
// size_t fileSize = [FPUtils fileSizeForLocalURL:localURL];
//
//
// if (fileSize <= fpMaxChunkSize)
// {
// DLog(@"Uploading singlepart");
//
// fileUploader = [[FPSinglepartUploader alloc] initWithLocalURL:localURL
// filename:filename
// mimetype:mimetype
// andOperationQueue:operationQueue];
// }
// else
{
DLog(@"Uploading multipart");
fileUploader = [[FPMultipartUploader alloc] initWithLocalURL:localURL
filename:filename
mimetype:mimetype
andOperationQueue:operationQueue];
}
fileUploader.successBlock = success;
fileUploader.failureBlock = failure;
fileUploader.progressBlock = progress;
[fileUploader upload];
}
+ (NSURLRequest *)requestForLoadPath:(NSString *)loadpath
withFormat:(NSString *)type
queryString:(NSString *)queryString
andMimetypes:(NSArray *)mimetypes
cachePolicy:(NSURLRequestCachePolicy)policy
{
return [self requestForLoadPath:loadpath
withFormat:type
queryString:queryString
andMimetypes:mimetypes
cachePolicy:policy
shouldURLEncode:YES];
}
+ (NSURLRequest *)requestForLoadPath:(NSString *)loadpath
withFormat:(NSString *)type
queryString:(NSString *)queryString
andMimetypes:(NSArray *)mimetypes
cachePolicy:(NSURLRequestCachePolicy)policy
shouldURLEncode:(BOOL)encode;
{
FPSession *fpSession = [FPSession sessionForFileUploads];
fpSession.mimetypes = mimetypes;
NSString *escapedSessionString = [FPUtils urlEncodeString:[fpSession JSONSessionString]];
NSURLComponents *urlComponents = [NSURLComponents componentsWithString:fpBASE_URL];
urlComponents.query = queryString;
if (encode)
{
urlComponents.path = [NSString stringWithFormat:@"/api/path%@", loadpath];
}
else
{
urlComponents.percentEncodedPath = [NSString stringWithFormat:@"/api/path%@", loadpath];
}
NSArray *queryItems = @[
[NSURLQueryItem queryItemWithName:@"format" value:type],
[NSURLQueryItem queryItemWithName:@"js_session" value:escapedSessionString],
];
if (urlComponents.queryItems)
{
urlComponents.queryItems = [urlComponents.queryItems arrayByAddingObjectsFromArray:queryItems];
}
else
{
urlComponents.queryItems = queryItems;
}
NSMutableURLRequest * mRequest = [NSMutableURLRequest requestWithURL:urlComponents.URL
cachePolicy:policy
timeoutInterval:240];
[mRequest setAllHTTPHeaderFields:[NSHTTPCookie requestHeaderFieldsWithCookies:fpCOOKIES]];
return [mRequest copy];
}
@end