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Added `SDWebImageErrorDownloadResponseKey` userInfo for better error report

This commit is contained in:
DreamPiggy 2021-05-07 16:40:10 +08:00
parent 43219b0739
commit f3d68c9cc2
3 changed files with 20 additions and 5 deletions
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21
SDWebImage/Core/SDWebImageDownloaderOperation.m
View File

@ -191,6 +191,7 @@ typedef NSMutableDictionary<NSString *, id> SDCallbacksDictionary;
}
if (cachedResponse) {
self.cachedData = cachedResponse.data;
self.response = cachedResponse.response;
}
}
@ -323,7 +324,9 @@ didReceiveResponse:(NSURLResponse *)response
response = [self.responseModifier modifiedResponseWithResponse:response];
if (!response) {
valid = NO;
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain code:SDWebImageErrorInvalidDownloadResponse userInfo:@{NSLocalizedDescriptionKey : @"Download marked as failed because response is nil"}];
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain
code:SDWebImageErrorInvalidDownloadResponse
userInfo:@{NSLocalizedDescriptionKey : @"Download marked as failed because response is nil"}];
}
}
@ -342,7 +345,9 @@ didReceiveResponse:(NSURLResponse *)response
valid = NO;
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain
code:SDWebImageErrorInvalidDownloadStatusCode
userInfo:@{NSLocalizedDescriptionKey: [NSString stringWithFormat:@"Download marked as failed because of invalid response status code %ld", (long)statusCode], SDWebImageErrorDownloadStatusCodeKey: @(statusCode)}];
userInfo:@{NSLocalizedDescriptionKey : [NSString stringWithFormat:@"Download marked as failed because of invalid response status code %ld", (long)statusCode],
SDWebImageErrorDownloadStatusCodeKey : @(statusCode),
SDWebImageErrorDownloadResponseKey : response}];
}
// Check content type valid (defaults nil)
NSString *contentType = [response isKindOfClass:NSHTTPURLResponse.class] ? ((NSHTTPURLResponse *)response).MIMEType : nil;
@ -354,7 +359,9 @@ didReceiveResponse:(NSURLResponse *)response
valid = NO;
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain
code:SDWebImageErrorInvalidDownloadContentType
userInfo:@{NSLocalizedDescriptionKey: [NSString stringWithFormat:@"Download marked as failed because of invalid response content type %@", contentType], SDWebImageErrorDownloadContentTypeKey: contentType}];
userInfo:@{NSLocalizedDescriptionKey : [NSString stringWithFormat:@"Download marked as failed because of invalid response content type %@", contentType],
SDWebImageErrorDownloadContentTypeKey : contentType,
SDWebImageErrorDownloadResponseKey : response}];
}
//'304 Not Modified' is an exceptional one
//URLSession current behavior will return 200 status code when the server respond 304 and URLCache hit. But this is not a standard behavior and we just add a check
@ -362,7 +369,8 @@ didReceiveResponse:(NSURLResponse *)response
valid = NO;
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain
code:SDWebImageErrorCacheNotModified
userInfo:@{NSLocalizedDescriptionKey: @"Download response status code is 304 not modified and ignored"}];
userInfo:@{NSLocalizedDescriptionKey: @"Download response status code is 304 not modified and ignored",
SDWebImageErrorDownloadResponseKey : response}];
}
if (valid) {
@ -495,7 +503,10 @@ didReceiveResponse:(NSURLResponse *)response
* then we should check if the cached data is equal to image data
*/
if (self.options & SDWebImageDownloaderIgnoreCachedResponse && [self.cachedData isEqualToData:imageData]) {
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain code:SDWebImageErrorCacheNotModified userInfo:@{NSLocalizedDescriptionKey : @"Downloaded image is not modified and ignored"}];
self.responseError = [NSError errorWithDomain:SDWebImageErrorDomain
code:SDWebImageErrorCacheNotModified
userInfo:@{NSLocalizedDescriptionKey : @"Downloaded image is not modified and ignored",
SDWebImageErrorDownloadResponseKey : self.response}];
// call completion block with not modified error
[self callCompletionBlocksWithError:self.responseError];
[self done];

2
SDWebImage/Core/SDWebImageError.h
View File

@ -11,6 +11,8 @@
FOUNDATION_EXPORT NSErrorDomain const _Nonnull SDWebImageErrorDomain;
/// The response instance for invalid download response (NSURLResponse *)
FOUNDATION_EXPORT NSErrorUserInfoKey const _Nonnull SDWebImageErrorDownloadResponseKey;
/// The HTTP status code for invalid download response (NSNumber *)
FOUNDATION_EXPORT NSErrorUserInfoKey const _Nonnull SDWebImageErrorDownloadStatusCodeKey;
/// The HTTP MIME content type for invalid download response (NSString *)

2
SDWebImage/Core/SDWebImageError.m
View File

@ -10,5 +10,7 @@
#import "SDWebImageError.h"
NSErrorDomain const _Nonnull SDWebImageErrorDomain = @"SDWebImageErrorDomain";
NSErrorUserInfoKey const _Nonnull SDWebImageErrorDownloadResponseKey = @"SDWebImageErrorDownloadResponseKey";
NSErrorUserInfoKey const _Nonnull SDWebImageErrorDownloadStatusCodeKey = @"SDWebImageErrorDownloadStatusCodeKey";
NSErrorUserInfoKey const _Nonnull SDWebImageErrorDownloadContentTypeKey = @"SDWebImageErrorDownloadContentTypeKey";