mirror of
https://github.com/firebase/firebase-ios-sdk
synced 2026-11-09 22:36:01 +05:45
98 lines
3.2 KiB
Objective-C
98 lines
3.2 KiB
Objective-C
// Copyright 2017 Google
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import "FirebaseStorage/Sources/FIRStorageGetMetadataTask.h"
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#import <FirebaseStorage/FIRStorageConstants.h>
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#import "FirebaseStorage/Sources/FIRStorageMetadata_Private.h"
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#import "FirebaseStorage/Sources/FIRStorageTask_Private.h"
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#import "FirebaseStorage/Sources/FIRStorageUtils.h"
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@implementation FIRStorageGetMetadataTask {
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@private
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FIRStorageVoidMetadataError _completion;
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}
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@synthesize fetcher = _fetcher;
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@synthesize fetcherCompletion = _fetcherCompletion;
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- (instancetype)initWithReference:(FIRStorageReference *)reference
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fetcherService:(GTMSessionFetcherService *)service
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dispatchQueue:(dispatch_queue_t)queue
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completion:(FIRStorageVoidMetadataError)completion {
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self = [super initWithReference:reference fetcherService:service dispatchQueue:queue];
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if (self) {
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_completion = [completion copy];
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}
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return self;
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}
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- (void)dealloc {
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[_fetcher stopFetching];
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}
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- (void)enqueue {
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__weak FIRStorageGetMetadataTask *weakSelf = self;
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[self dispatchAsync:^() {
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FIRStorageGetMetadataTask *strongSelf = weakSelf;
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if (!strongSelf) {
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return;
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}
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NSMutableURLRequest *request = [strongSelf.baseRequest mutableCopy];
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request.HTTPMethod = @"GET";
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request.timeoutInterval = strongSelf.reference.storage.maxOperationRetryTime;
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FIRStorageVoidMetadataError callback = strongSelf->_completion;
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strongSelf->_completion = nil;
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GTMSessionFetcher *fetcher = [strongSelf.fetcherService fetcherWithRequest:request];
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strongSelf->_fetcher = fetcher;
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fetcher.comment = @"GetMetadataTask";
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Warc-retain-cycles"
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strongSelf->_fetcherCompletion = ^(NSData *data, NSError *error) {
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FIRStorageMetadata *metadata;
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if (error) {
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if (!self.error) {
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self.error = [FIRStorageErrors errorWithServerError:error reference:self.reference];
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}
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} else {
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NSDictionary *responseDictionary = [NSDictionary frs_dictionaryFromJSONData:data];
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if (responseDictionary != nil) {
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metadata = [[FIRStorageMetadata alloc] initWithDictionary:responseDictionary];
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[metadata setType:FIRStorageMetadataTypeFile];
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} else {
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self.error = [FIRStorageErrors errorWithInvalidRequest:data];
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}
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}
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if (callback) {
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callback(metadata, self.error);
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}
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self->_fetcherCompletion = nil;
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};
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#pragma clang diagnostic pop
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[fetcher beginFetchWithCompletionHandler:^(NSData *data, NSError *error) {
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weakSelf.fetcherCompletion(data, error);
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}];
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}];
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}
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@end
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