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Add multipart response download task (2nd edition)

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Reviewed By: mmmulani

Differential Revision: D3976605

fbshipit-source-id: c15cc859aa1288e831f70256566f743f4a8d9cd2
This commit is contained in:
Alex Kotliarskyi
2016-10-11 12:14:37 -07:00
committed by Facebook Github Bot
parent 584bd0da24
commit 84eaeb0adf
5 changed files with 204 additions and 50 deletions
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88
React/Base/RCTJavaScriptLoader.m
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@@ -14,6 +14,7 @@
#import "RCTSourceCode.h"
#import "RCTUtils.h"
#import "RCTPerformanceLogger.h"
#import "RCTMultipartDataTask.h"
#include <sys/stat.h>
@@ -151,51 +152,52 @@ static void attemptAsynchronousLoadOfBundleAtURL(NSURL *scriptURL, RCTSourceLoad
return;
}
// Load remote script file
NSURLSessionDataTask *task =
[[NSURLSession sharedSession] dataTaskWithURL:scriptURL completionHandler:
^(NSData *data, NSURLResponse *response, NSError *error) {
// Handle general request errors
if (error) {
if ([error.domain isEqualToString:NSURLErrorDomain]) {
error = [NSError errorWithDomain:RCTJavaScriptLoaderErrorDomain
code:RCTJavaScriptLoaderErrorURLLoadFailed
userInfo:
@{
NSLocalizedDescriptionKey:
[@"Could not connect to development server.\n\n"
"Ensure the following:\n"
"- Node server is running and available on the same network - run 'npm start' from react-native root\n"
"- Node server URL is correctly set in AppDelegate\n\n"
"URL: " stringByAppendingString:scriptURL.absoluteString],
NSLocalizedFailureReasonErrorKey: error.localizedDescription,
NSUnderlyingErrorKey: error,
}];
}
onComplete(error, nil, 0);
return;
}
RCTMultipartDataTask *task = [[RCTMultipartDataTask alloc] initWithURL:scriptURL partHandler:^(NSInteger statusCode, NSDictionary *headers, NSData *data, NSError *error, BOOL done) {
if (!done) {
// TODO(frantic): Emit progress event
return;
}
// Parse response as text
NSStringEncoding encoding = NSUTF8StringEncoding;
if (response.textEncodingName != nil) {
CFStringEncoding cfEncoding = CFStringConvertIANACharSetNameToEncoding((CFStringRef)response.textEncodingName);
if (cfEncoding != kCFStringEncodingInvalidId) {
encoding = CFStringConvertEncodingToNSStringEncoding(cfEncoding);
}
}
// Handle HTTP errors
if ([response isKindOfClass:[NSHTTPURLResponse class]] && ((NSHTTPURLResponse *)response).statusCode != 200) {
error = [NSError errorWithDomain:@"JSServer"
code:((NSHTTPURLResponse *)response).statusCode
userInfo:userInfoForRawResponse([[NSString alloc] initWithData:data encoding:encoding])];
onComplete(error, nil, 0);
return;
}
onComplete(nil, data, data.length);
}];
[task resume];
// Handle general request errors
if (error) {
if ([error.domain isEqualToString:NSURLErrorDomain]) {
error = [NSError errorWithDomain:RCTJavaScriptLoaderErrorDomain
code:RCTJavaScriptLoaderErrorURLLoadFailed
userInfo:
@{
NSLocalizedDescriptionKey:
[@"Could not connect to development server.\n\n"
"Ensure the following:\n"
"- Node server is running and available on the same network - run 'npm start' from react-native root\n"
"- Node server URL is correctly set in AppDelegate\n\n"
"URL: " stringByAppendingString:scriptURL.absoluteString],
NSLocalizedFailureReasonErrorKey: error.localizedDescription,
NSUnderlyingErrorKey: error,
}];
}
onComplete(error, nil, 0);
return;
}
// For multipart responses packager sets X-Http-Status header in case HTTP status code
// is different from 200 OK
NSString *statusCodeHeader = [headers valueForKey:@"X-Http-Status"];
if (statusCodeHeader) {
statusCode = [statusCodeHeader integerValue];
}
if (statusCode != 200) {
error = [NSError errorWithDomain:@"JSServer"
code:statusCode
userInfo:userInfoForRawResponse([[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding])];
onComplete(error, nil, 0);
return;
}
onComplete(nil, data, data.length);
}];
[task startTask];
}
static NSURL *sanitizeURL(NSURL *url)