Merge commit '7621e2f8dec938cf48181c8b10afc9b01f444e68' into beta

submodules/WebsiteType/BUILD

@@ -0,0 +1,19 @@
+load("@build_bazel_rules_swift//swift:swift.bzl", "swift_library")
+
+swift_library(
+    name = "WebsiteType",
+    module_name = "WebsiteType",
+    srcs = glob([
+        "Sources/**/*.swift",
+    ]),
+    copts = [
+        "-warnings-as-errors",
+    ],
+    deps = [
+        "//submodules/Postbox",
+        "//submodules/TelegramCore",
+    ],
+    visibility = [
+        "//visibility:public",
+    ],
+)

submodules/WebsiteType/Sources/WebsiteType.h

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+//
+//  WebsiteType.h
+//  WebsiteType
+//
+//  Created by Peter on 8/11/19.
+//  Copyright © 2019 Telegram Messenger LLP. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+//! Project version number for WebsiteType.
+FOUNDATION_EXPORT double WebsiteTypeVersionNumber;
+
+//! Project version string for WebsiteType.
+FOUNDATION_EXPORT const unsigned char WebsiteTypeVersionString[];
+
+// In this header, you should import all the public headers of your framework using statements like #import <WebsiteType/PublicHeader.h>
+
+

submodules/WebsiteType/Sources/WebsiteType.swift

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+import Foundation
+import Postbox
+import TelegramCore
+
+public enum WebsiteType {
+    case generic
+    case twitter
+    case instagram
+}
+
+public func websiteType(of websiteName: String?) -> WebsiteType {
+    if let websiteName = websiteName?.lowercased() {
+        if websiteName == "twitter" {
+            return .twitter
+        } else if websiteName == "instagram" {
+            return .instagram
+        }
+    }
+    return .generic
+}
+
+public enum InstantPageType {
+    case generic
+    case album
+}
+
+public func instantPageType(of webpage: TelegramMediaWebpageLoadedContent) -> InstantPageType {
+    if let type = webpage.type, type == "telegram_album" {
+        return .album
+    }
+    
+    switch websiteType(of: webpage.websiteName) {
+        case .instagram, .twitter:
+            return .album
+        default:
+            return .generic
+    }
+}
+
+public func defaultWebpageImageSizeIsSmall(webpage: TelegramMediaWebpageLoadedContent) -> Bool {
+    let type = websiteType(of: webpage.websiteName)
+    
+    let mainMedia: Media?
+    switch type {
+    case .instagram, .twitter:
+        mainMedia = webpage.story ?? webpage.image ?? webpage.file
+    default:
+        mainMedia = webpage.story ?? webpage.file ?? webpage.image
+    }
+    
+    if let image = mainMedia as? TelegramMediaImage {
+        if let type = webpage.type, (["photo", "video", "embed", "gif", "document", "telegram_album"] as [String]).contains(type) {
+        } else if let type = webpage.type, (["article"] as [String]).contains(type) {
+            return true
+        } else if let _ = largestImageRepresentation(image.representations)?.dimensions {
+            if webpage.instantPage == nil {
+                return true
+            }
+        }
+    }
+    
+    return false
+}
+