diff options
Diffstat (limited to 'src/plugins/platforms/ios/qiosfileengineassetslibrary.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qiosfileengineassetslibrary.mm | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/plugins/platforms/ios/qiosfileengineassetslibrary.mm b/src/plugins/platforms/ios/qiosfileengineassetslibrary.mm index 5e73e615e2..84a0b57e61 100644 --- a/src/plugins/platforms/ios/qiosfileengineassetslibrary.mm +++ b/src/plugins/platforms/ios/qiosfileengineassetslibrary.mm @@ -206,6 +206,26 @@ public: NSURL *url = [NSURL URLWithString:assetUrl.toNSString()]; m_assetLibrary = [[ALAssetsLibrary alloc] init]; [m_assetLibrary assetForURL:url resultBlock:^(ALAsset *asset) { + + if (!asset) { + // When an asset couldn't be loaded, chances are that it belongs to ALAssetsGroupPhotoStream. + // Such assets can be stored in the cloud and might need to be downloaded first. Unfortunately, + // forcing that to happen is hidden behind private APIs ([ALAsset requestDefaultRepresentation]). + // As a work-around, we search for it instead, since that will give us a pointer to the asset. + QIOSAssetEnumerator e(m_assetLibrary, ALAssetsGroupPhotoStream); + while (e.hasNext()) { + ALAsset *a = e.next(); + QString url = QUrl::fromNSURL([a valueForProperty:ALAssetPropertyAssetURL]).toString(); + if (url == assetUrl) { + asset = a; + break; + } + } + } + + if (!asset) + engine->setError(QFile::OpenError, QLatin1String("could not open image")); + m_asset = [asset retain]; dispatch_semaphore_signal(semaphore); } failureBlock:^(NSError *error) { |