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Display Unsupported alert when theme is unreadable

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This commit is contained in:
Ilya Laktyushin 2019-10-28 17:54:39 +04:00
parent 46ffac9bc6
commit af8c6c7e57
1 changed files with 13 additions and 6 deletions
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19
submodules/TelegramUI/TelegramUI/OpenChatMessage.swift
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@ -487,15 +487,22 @@ func openChatTheme(context: AccountContext, message: Message, pushController: @e
} else if let contentFile = content.file, contentFile.mimeType == mimeType {
file = contentFile
}
if case let .theme(slug) = resolvedUrl, let file = file {
if let path = context.sharedContext.accountManager.mediaBox.completedResourcePath(file.resource), let data = try? Data(contentsOf: URL(fileURLWithPath: path), options: .mappedRead), let theme = makePresentationTheme(data: data) {
let controller = ThemePreviewController(context: context, previewTheme: theme, source: .slug(slug, file))
pushController(controller)
}
} else {
let displayUnsupportedAlert: () -> Void = {
let presentationData = context.sharedContext.currentPresentationData.with { $0 }
present(textAlertController(context: context, title: nil, text: presentationData.strings.Theme_Unsupported, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), nil)
}
if case let .theme(slug) = resolvedUrl, let file = file {
if let path = context.sharedContext.accountManager.mediaBox.completedResourcePath(file.resource), let data = try? Data(contentsOf: URL(fileURLWithPath: path), options: .mappedRead) {
if let theme = makePresentationTheme(data: data) {
let controller = ThemePreviewController(context: context, previewTheme: theme, source: .slug(slug, file))
pushController(controller)
} else {
displayUnsupportedAlert()
}
}
} else {
displayUnsupportedAlert()
}
})
}
}