feat: add content for StatusNode. Migrate HTML parser from Kanna to Fuzi

Mastodon.xcodeproj/project.pbxproj

@@ -183,6 +183,7 @@
 		DB00CA972632DDB600A54956 /* CommonOSLog in Frameworks */ = {isa = PBXBuildFile; productRef = DB00CA962632DDB600A54956 /* CommonOSLog */; };
 		DB0140BD25C40D7500F9F3CF /* CommonOSLog in Frameworks */ = {isa = PBXBuildFile; productRef = DB0140BC25C40D7500F9F3CF /* CommonOSLog */; };
 		DB0140CF25C42AEE00F9F3CF /* OSLog.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB0140CE25C42AEE00F9F3CF /* OSLog.swift */; };
+		DB023295267F0AB800031745 /* ASMetaEditableTextNode.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB023294267F0AB800031745 /* ASMetaEditableTextNode.swift */; };
 		DB029E95266A20430062874E /* MastodonAuthenticationController.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB029E94266A20430062874E /* MastodonAuthenticationController.swift */; };
 		DB02CDAB26256A9500D0A2AF /* ThreadReplyLoaderTableViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB02CDAA26256A9500D0A2AF /* ThreadReplyLoaderTableViewCell.swift */; };
 		DB02CDBF2625AE5000D0A2AF /* AdaptiveUserInterfaceStyleBarButtonItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB02CDBE2625AE5000D0A2AF /* AdaptiveUserInterfaceStyleBarButtonItem.swift */; };
@@ -202,6 +203,9 @@
 		DB1D84382657B275000346B3 /* SegmentedControlNavigateable.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1D84372657B275000346B3 /* SegmentedControlNavigateable.swift */; };
 		DB1E346825F518E20079D7DF /* CategoryPickerSection.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1E346725F518E20079D7DF /* CategoryPickerSection.swift */; };
 		DB1E347825F519300079D7DF /* PickServerItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1E347725F519300079D7DF /* PickServerItem.swift */; };
+		DB1EE7AE267F3071000CC337 /* MastodonStatusContent+ParseResult.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1EE7AD267F3071000CC337 /* MastodonStatusContent+ParseResult.swift */; };
+		DB1EE7B0267F3088000CC337 /* MastodonStatusContent+Appearance.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1EE7AF267F3088000CC337 /* MastodonStatusContent+Appearance.swift */; };
+		DB1EE7B2267F9525000CC337 /* StatusProvider+StatusNodeDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1EE7B1267F9525000CC337 /* StatusProvider+StatusNodeDelegate.swift */; };
 		DB1FD43625F26899004CFCFC /* MastodonPickServerViewModel+LoadIndexedServerState.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1FD43525F26899004CFCFC /* MastodonPickServerViewModel+LoadIndexedServerState.swift */; };
 		DB1FD44425F26CCC004CFCFC /* PickServerSection.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1FD44325F26CCC004CFCFC /* PickServerSection.swift */; };
 		DB1FD45025F26FA1004CFCFC /* MastodonPickServerViewModel+Diffable.swift in Sources */ = {isa = PBXBuildFile; fileRef = DB1FD44F25F26FA1004CFCFC /* MastodonPickServerViewModel+Diffable.swift */; };
@@ -416,6 +420,7 @@
 		DBAC6499267DF2C4007FE9FD /* TimelineBottomLoaderNode.swift in Sources */ = {isa = PBXBuildFile; fileRef = DBAC6498267DF2C4007FE9FD /* TimelineBottomLoaderNode.swift */; };
 		DBAC649B267DF8C8007FE9FD /* ActivityIndicatorNode.swift in Sources */ = {isa = PBXBuildFile; fileRef = DBAC649A267DF8C8007FE9FD /* ActivityIndicatorNode.swift */; };
 		DBAC649E267DFE43007FE9FD /* DiffableDataSources in Frameworks */ = {isa = PBXBuildFile; productRef = DBAC649D267DFE43007FE9FD /* DiffableDataSources */; };
+		DBAC64A1267E6D02007FE9FD /* Fuzi in Frameworks */ = {isa = PBXBuildFile; productRef = DBAC64A0267E6D02007FE9FD /* Fuzi */; };
 		DBAE3F682615DD60004B8251 /* UserProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = DBAE3F672615DD60004B8251 /* UserProvider.swift */; };
 		DBAE3F822615DDA3004B8251 /* ProfileViewController+UserProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = DBAE3F812615DDA3004B8251 /* ProfileViewController+UserProvider.swift */; };
 		DBAE3F882615DDF4004B8251 /* UserProviderFacade.swift in Sources */ = {isa = PBXBuildFile; fileRef = DBAE3F872615DDF4004B8251 /* UserProviderFacade.swift */; };
@@ -765,6 +770,7 @@
 		CD92E0F10BDE4FE7C4B999F2 /* Pods_MastodonTests.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_MastodonTests.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		D7D7CF93E262178800077512 /* Pods-Mastodon-AppShared.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Mastodon-AppShared.debug.xcconfig"; path = "Target Support Files/Pods-Mastodon-AppShared/Pods-Mastodon-AppShared.debug.xcconfig"; sourceTree = "<group>"; };
 		DB0140CE25C42AEE00F9F3CF /* OSLog.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = OSLog.swift; sourceTree = "<group>"; };
+		DB023294267F0AB800031745 /* ASMetaEditableTextNode.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ASMetaEditableTextNode.swift; sourceTree = "<group>"; };
 		DB029E94266A20430062874E /* MastodonAuthenticationController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MastodonAuthenticationController.swift; sourceTree = "<group>"; };
 		DB02CDAA26256A9500D0A2AF /* ThreadReplyLoaderTableViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ThreadReplyLoaderTableViewCell.swift; sourceTree = "<group>"; };
 		DB02CDBE2625AE5000D0A2AF /* AdaptiveUserInterfaceStyleBarButtonItem.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AdaptiveUserInterfaceStyleBarButtonItem.swift; sourceTree = "<group>"; };
@@ -786,6 +792,9 @@
 		DB1D84372657B275000346B3 /* SegmentedControlNavigateable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SegmentedControlNavigateable.swift; sourceTree = "<group>"; };
 		DB1E346725F518E20079D7DF /* CategoryPickerSection.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CategoryPickerSection.swift; sourceTree = "<group>"; };
 		DB1E347725F519300079D7DF /* PickServerItem.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = PickServerItem.swift; sourceTree = "<group>"; };
+		DB1EE7AD267F3071000CC337 /* MastodonStatusContent+ParseResult.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MastodonStatusContent+ParseResult.swift"; sourceTree = "<group>"; };
+		DB1EE7AF267F3088000CC337 /* MastodonStatusContent+Appearance.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MastodonStatusContent+Appearance.swift"; sourceTree = "<group>"; };
+		DB1EE7B1267F9525000CC337 /* StatusProvider+StatusNodeDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "StatusProvider+StatusNodeDelegate.swift"; sourceTree = "<group>"; };
 		DB1FD43525F26899004CFCFC /* MastodonPickServerViewModel+LoadIndexedServerState.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MastodonPickServerViewModel+LoadIndexedServerState.swift"; sourceTree = "<group>"; };
 		DB1FD44325F26CCC004CFCFC /* PickServerSection.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PickServerSection.swift; sourceTree = "<group>"; };
 		DB1FD44F25F26FA1004CFCFC /* MastodonPickServerViewModel+Diffable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MastodonPickServerViewModel+Diffable.swift"; sourceTree = "<group>"; };
@@ -1083,6 +1092,7 @@
 				DBF96326262EC0A6001D8D25 /* AuthenticationServices.framework in Frameworks */,
 				DBAC6483267D0B21007FE9FD /* DifferenceKit in Frameworks */,
 				2D61336925C18A4F00CAE157 /* AlamofireNetworkActivityIndicator in Frameworks */,
+				DBAC64A1267E6D02007FE9FD /* Fuzi in Frameworks */,
 				DB3D0FF325BAA61700EAA174 /* AlamofireImage in Frameworks */,
 				DBAC649E267DFE43007FE9FD /* DiffableDataSources in Frameworks */,
 				2D5981BA25E4D7F8000FB903 /* ThirdPartyMailer in Frameworks */,
@@ -1299,6 +1309,7 @@
 				2D38F1FD25CD481700561493 /* StatusProvider.swift */,
 				2DF75B9A25D0E27500694EC8 /* StatusProviderFacade.swift */,
 				2DF75BA025D0E29D00694EC8 /* StatusProvider+StatusTableViewCellDelegate.swift */,
+				DB1EE7B1267F9525000CC337 /* StatusProvider+StatusNodeDelegate.swift */,
 				DB59F0FD25EF5D96001F1DAB /* StatusProvider+UITableViewDelegate.swift */,
 				DB71FD4525F8C6D200512AE1 /* StatusProvider+UITableViewDataSourcePrefetching.swift */,
 				DB1D843526579DB5000346B3 /* StatusProvider+TableViewControllerNavigateable.swift */,
@@ -1654,6 +1665,16 @@
 			path = Onboarding;
 			sourceTree = "<group>";
 		};
+		DB023296267F0ABE00031745 /* Status */ = {
+			isa = PBXGroup;
+			children = (
+				DBAC6484267D0F9E007FE9FD /* StatusNode.swift */,
+				DBAC6496267DECCB007FE9FD /* TimelineMiddleLoaderNode.swift */,
+				DBAC6498267DF2C4007FE9FD /* TimelineBottomLoaderNode.swift */,
+			);
+			path = Status;
+			sourceTree = "<group>";
+		};
 		DB084B5125CBC56300F898ED /* CoreDataStack */ = {
 			isa = PBXGroup;
 			children = (
@@ -2307,6 +2328,8 @@
 			isa = PBXGroup;
 			children = (
 				2D42FF6A25C817D2004A627A /* MastodonStatusContent.swift */,
+				DB1EE7AD267F3071000CC337 /* MastodonStatusContent+ParseResult.swift */,
+				DB1EE7AF267F3088000CC337 /* MastodonStatusContent+Appearance.swift */,
 				DB6F5E2E264E5518009108F4 /* MastodonRegex.swift */,
 				DB35FC2E26130172006193C9 /* MastodonField.swift */,
 				DBAE3FA82617106E004B8251 /* MastodonMetricFormatter.swift */,
@@ -2353,9 +2376,8 @@
 		DBAC6486267D0FAC007FE9FD /* Node */ = {
 			isa = PBXGroup;
 			children = (
-				DBAC6484267D0F9E007FE9FD /* StatusNode.swift */,
+				DB023296267F0ABE00031745 /* Status */,
-				DBAC6496267DECCB007FE9FD /* TimelineMiddleLoaderNode.swift */,
+				DB023294267F0AB800031745 /* ASMetaEditableTextNode.swift */,
-				DBAC6498267DF2C4007FE9FD /* TimelineBottomLoaderNode.swift */,
 			);
 			path = Node;
 			sourceTree = "<group>";
@@ -2553,6 +2575,7 @@
 				DBAEDE5E267A0B1500D25FF5 /* Nuke */,
 				DBAC6482267D0B21007FE9FD /* DifferenceKit */,
 				DBAC649D267DFE43007FE9FD /* DiffableDataSources */,
+				DBAC64A0267E6D02007FE9FD /* Fuzi */,
 			);
 			productName = Mastodon;
 			productReference = DB427DD225BAA00100D1B89D /* Mastodon.app */;
@@ -2743,6 +2766,7 @@
 				DBAEDE5D267A0B1500D25FF5 /* XCRemoteSwiftPackageReference "Nuke" */,
 				DBAC6481267D0B21007FE9FD /* XCRemoteSwiftPackageReference "DifferenceKit" */,
 				DBAC649C267DFE43007FE9FD /* XCRemoteSwiftPackageReference "DiffableDataSources" */,
+				DBAC649F267E6D01007FE9FD /* XCRemoteSwiftPackageReference "Fuzi" */,
 			);
 			productRefGroup = DB427DD325BAA00100D1B89D /* Products */;
 			projectDirPath = "";
@@ -3210,6 +3234,7 @@
 				DB1D186C25EF5BA7003F1F23 /* PollTableView.swift in Sources */,
 				DBA94434265CBB5300C537E1 /* ProfileFieldSection.swift in Sources */,
 				DB6F5E2F264E5518009108F4 /* MastodonRegex.swift in Sources */,
+				DB023295267F0AB800031745 /* ASMetaEditableTextNode.swift in Sources */,
 				2D5981A125E4A593000FB903 /* MastodonConfirmEmailViewModel.swift in Sources */,
 				DB87D4452609BE0500D12C0D /* ComposeStatusPollOptionCollectionViewCell.swift in Sources */,
 				DB6D9F7D26358ED4008423CD /* SettingsSection.swift in Sources */,
@@ -3283,6 +3308,7 @@
 				DBBE1B4525F3474B0081417A /* MastodonPickServerAppearance.swift in Sources */,
 				DB98338725C945ED00AD9700 /* Strings.swift in Sources */,
 				2D7867192625B77500211898 /* NotificationItem.swift in Sources */,
+				DB1EE7AE267F3071000CC337 /* MastodonStatusContent+ParseResult.swift in Sources */,
 				DB45FAB625CA5485005A8AC7 /* UIAlertController.swift in Sources */,
 				DBE0821525CD382600FD6BBD /* MastodonRegisterViewController.swift in Sources */,
 				2D5A3D0325CF8742002347D6 /* ControlContainableScrollViews.swift in Sources */,
@@ -3299,6 +3325,7 @@
 				DB45FAF925CA80A2005A8AC7 /* APIService+CoreData+MastodonAuthentication.swift in Sources */,
 				2D04F42525C255B9003F936F /* APIService+PublicTimeline.swift in Sources */,
 				2D34D9E226149C920081BFC0 /* SearchRecommendTagsCollectionViewCell.swift in Sources */,
+				DB1EE7B0267F3088000CC337 /* MastodonStatusContent+Appearance.swift in Sources */,
 				2D76317D25C14DF500929FB9 /* PublicTimelineViewController+Provider.swift in Sources */,
 				0F20223326145E51000C64BF /* HashtagTimelineViewModel+LoadMiddleState.swift in Sources */,
 				2D206B8025F5F45E00143C56 /* UIImage.swift in Sources */,
@@ -3353,6 +3380,7 @@
 				DB938F3326243D6200E5B6C1 /* TimelineTopLoaderTableViewCell.swift in Sources */,
 				DBBF1DC226524D2900E5B703 /* AutoCompleteTableViewCell.swift in Sources */,
 				2D38F1FE25CD481700561493 /* StatusProvider.swift in Sources */,
+				DB1EE7B2267F9525000CC337 /* StatusProvider+StatusNodeDelegate.swift in Sources */,
 				5B24BBE2262DB19100A9381B /* APIService+Report.swift in Sources */,
 				5BB04FF5262F0E6D0043BFF6 /* ReportSection.swift in Sources */,
 				DBA94436265CBB7400C537E1 /* ProfileFieldItem.swift in Sources */,
@@ -4186,6 +4214,14 @@
 				kind = branch;
 			};
 		};
+		DBAC649F267E6D01007FE9FD /* XCRemoteSwiftPackageReference "Fuzi" */ = {
+			isa = XCRemoteSwiftPackageReference;
+			repositoryURL = "https://github.com/cezheng/Fuzi.git";
+			requirement = {
+				kind = upToNextMajorVersion;
+				minimumVersion = 3.1.3;
+			};
+		};
 		DBAEDE5D267A0B1500D25FF5 /* XCRemoteSwiftPackageReference "Nuke" */ = {
 			isa = XCRemoteSwiftPackageReference;
 			repositoryURL = "https://github.com/kean/Nuke.git";
@@ -4279,6 +4315,11 @@
 			package = DBAC649C267DFE43007FE9FD /* XCRemoteSwiftPackageReference "DiffableDataSources" */;
 			productName = DiffableDataSources;
 		};
+		DBAC64A0267E6D02007FE9FD /* Fuzi */ = {
+			isa = XCSwiftPackageProductDependency;
+			package = DBAC649F267E6D01007FE9FD /* XCRemoteSwiftPackageReference "Fuzi" */;
+			productName = Fuzi;
+		};
 		DBAEDE5E267A0B1500D25FF5 /* Nuke */ = {
 			isa = XCSwiftPackageProductDependency;
 			package = DBAEDE5D267A0B1500D25FF5 /* XCRemoteSwiftPackageReference "Nuke" */;

Mastodon.xcodeproj/xcuserdata/mainasuk.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -7,7 +7,7 @@
 		<key>AppShared.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>19</integer>
+			<integer>20</integer>
 		</dict>
 		<key>CoreDataStack.xcscheme_^#shared#^_</key>
 		<dict>
@@ -32,7 +32,7 @@
 		<key>NotificationService.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>20</integer>
+			<integer>19</integer>
 		</dict>
 	</dict>
 	<key>SuppressBuildableAutocreation</key>

Mastodon.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -64,6 +64,15 @@
           "version": "1.2.0"
         }
       },
+      {
+        "package": "Fuzi",
+        "repositoryURL": "https://github.com/cezheng/Fuzi.git",
+        "state": {
+          "branch": null,
+          "revision": "f08c8323da21e985f3772610753bcfc652c2103f",
+          "version": "3.1.3"
+        }
+      },
       {
         "package": "KeychainAccess",
         "repositoryURL": "https://github.com/kishikawakatsumi/KeychainAccess.git",

Mastodon/Helper/MastodonStatusContent+Appearance.swift

@@ -0,0 +1,17 @@
+//
+//  MastodonStatusContent+Appearance.swift
+//  Mastodon
+//
+//  Created by Cirno MainasuK on 2021-6-20.
+//
+
+import UIKit
+
+extension MastodonStatusContent {
+    struct Appearance {
+        let attributes: [NSAttributedString.Key: Any]
+        let urlAttributes: [NSAttributedString.Key: Any]
+        let hashtagAttributes: [NSAttributedString.Key: Any]
+        let mentionAttributes: [NSAttributedString.Key: Any]
+    }
+}

Mastodon/Helper/MastodonStatusContent+ParseResult.swift

@@ -0,0 +1,108 @@
+//
+//  MastodonStatusContent+ParseResult.swift
+//  Mastodon
+//
+//  Created by Cirno MainasuK on 2021-6-20.
+//
+
+import Foundation
+import ActiveLabel
+
+extension MastodonStatusContent {
+    struct ParseResult: Hashable {
+        let document: String
+        let original: String
+        let trimmed: String
+        let activeEntities: [ActiveEntity]
+
+        static func == (lhs: MastodonStatusContent.ParseResult, rhs: MastodonStatusContent.ParseResult) -> Bool {
+            return lhs.document == rhs.document
+                && lhs.original == rhs.original
+                && lhs.trimmed == rhs.trimmed
+                && lhs.activeEntities.count == rhs.activeEntities.count     // FIXME:
+        }
+
+        func hash(into hasher: inout Hasher) {
+            hasher.combine(document)
+            hasher.combine(original)
+            hasher.combine(trimmed)
+            hasher.combine(activeEntities.count)        // FIXME:
+        }
+
+        func trimmedAttributedString(appearance: MastodonStatusContent.Appearance) -> NSAttributedString {
+            let attributedString = NSMutableAttributedString(string: trimmed, attributes: appearance.attributes)
+            for entity in activeEntities {
+                switch entity.type {
+                case .url:
+                    attributedString.addAttributes(appearance.urlAttributes, range: entity.range)
+                case .hashtag:
+                    attributedString.addAttributes(appearance.hashtagAttributes, range: entity.range)
+                case .mention:
+                    attributedString.addAttributes(appearance.mentionAttributes, range: entity.range)
+                default:
+                    break
+                }
+                if let uri = entity.type.uri {
+                    attributedString.addAttributes([
+                        .link: uri
+                    ], range: entity.range)
+                }
+            }
+            return attributedString
+        }
+    }
+}
+
+extension ActiveEntityType {
+
+    static let appScheme = "mastodon"
+
+    init?(url: URL) {
+        guard let scheme = url.scheme?.lowercased() else { return nil }
+        guard scheme == ActiveEntityType.appScheme else {
+            self = .url("", trimmed: "", url: url.absoluteString, userInfo: nil)
+            return
+        }
+
+        guard let components = URLComponents(url: url, resolvingAgainstBaseURL: true),
+              let parameters = components.queryItems else { return nil }
+
+        if let hashtag = parameters.first(where: { $0.name == "hashtag" }), let encoded = hashtag.value, let value = String(base64Encoded: encoded) {
+            self = .hashtag(value, userInfo: nil)
+            return
+        }
+        if let mention = parameters.first(where: { $0.name == "mention" }), let encoded = mention.value, let value = String(base64Encoded: encoded) {
+            self = .mention(value, userInfo: nil)
+            return
+        }
+        return nil
+    }
+
+    var uri: URL? {
+        switch self {
+        case .url(_, _, let url, _):
+            return URL(string: url)
+        case .hashtag(let hashtag, _):
+            return URL(string: "\(ActiveEntityType.appScheme)://meta?hashtag=\(hashtag.base64Encoded)")
+        case .mention(let mention, _):
+            return URL(string: "\(ActiveEntityType.appScheme)://meta?mention=\(mention.base64Encoded)")
+        default:
+            return nil
+        }
+    }
+
+}
+
+extension String {
+    fileprivate var base64Encoded: String {
+        return Data(self.utf8).base64EncodedString()
+    }
+
+    init?(base64Encoded: String) {
+        guard let data = Data(base64Encoded: base64Encoded),
+              let string = String(data: data, encoding: .utf8) else {
+            return nil
+        }
+        self = string
+    }
+}

Mastodon/Helper/MastodonStatusContent.swift

@@ -5,10 +5,10 @@
 //  Created by MainasuK Cirno on 2021/2/1.
 //
 
-import Foundation
+import UIKit
 import Combine
-import Kanna
 import ActiveLabel
+import Fuzi
 
 enum MastodonStatusContent {
     
@@ -125,30 +125,6 @@ extension String {
     }
 }
 
-extension MastodonStatusContent {
-    struct ParseResult: Hashable {
-        let document: String
-        let original: String
-        let trimmed: String
-        let activeEntities: [ActiveEntity]
-        
-        static func == (lhs: MastodonStatusContent.ParseResult, rhs: MastodonStatusContent.ParseResult) -> Bool {
-            return lhs.document == rhs.document
-                && lhs.original == rhs.original
-                && lhs.trimmed == rhs.trimmed
-                && lhs.activeEntities.count == rhs.activeEntities.count     // FIXME:
-        }
-        
-        func hash(into hasher: inout Hasher) {
-            hasher.combine(document)
-            hasher.combine(original)
-            hasher.combine(trimmed)
-            hasher.combine(activeEntities.count)        // FIXME:
-        }
-    }
-}
-
-
 extension MastodonStatusContent {
     
     class Node {
@@ -165,7 +141,7 @@ extension MastodonStatusContent {
         }
         
         let tagName: String?
-        let classNames: Set<String>
+        let attributes: [String : String]
         let href: String?
         let hrefEllipsis: String?
         
@@ -175,56 +151,47 @@ extension MastodonStatusContent {
             level: Int,
             text: Substring,
             tagName: String?,
-            className: String?,
+            attributes: [String : String],
             href: String?,
             hrefEllipsis: String?,
             children: [Node]
         ) {
             let _classNames: Set<String> = {
-                guard let className = className else { return Set() }
+                guard let className = attributes["class"] else { return Set() }
                 return Set(className.components(separatedBy: " "))
             }()
             let _type: Type? = {
-                if tagName == "a" && !_classNames.contains("mention") {
+                if tagName == "a" {
-                    return .url
-                }
-                
-                if _classNames.contains("mention") {
                     if _classNames.contains("u-url") {
                         return .mention
-                    } else if _classNames.contains("hashtag") {
+                    }
+                    if _classNames.contains("hashtag") {
                         return .hashtag
                     }
+                    return .url
+                } else {
+                    if _classNames.contains("emoji") {
+                        return .emoji
+                    }
+                    return nil
                 }
-                
-                if _classNames.contains("emoji") {
-                    return .emoji
-                }
-                
-                return nil
             }()
             self.level = level
             self.type = _type
             self.text = text
             self.tagName = tagName
-            self.classNames = _classNames
+            self.attributes = attributes
             self.href = href
             self.hrefEllipsis = hrefEllipsis
             self.children = children
         }
         
         static func parse(document: String) throws -> MastodonStatusContent.Node {
-            let html = try HTML(html: document, encoding: .utf8)
+            let document = document.replacingOccurrences(of: "<br>|<br />", with: "\r\n", options: .regularExpression, range: nil)
-            
+            let html = try HTMLDocument(string: document)
-            // add `\r\n` explicit due to Kanna text missing it after convert to text
-            // ref: https://github.com/tid-kijyun/Kanna/issues/150
-            let brNodes = html.css("br").makeIterator()
-            while let brNode = brNodes.next() {
-                brNode.addNextSibling(try! HTML(html: "<span>\r\n</span>", encoding: .utf8).body!)
-            }
             
             let body = html.body ?? nil
-            let text = body?.text ?? ""
+            let text = body?.stringValue ?? ""
             let level = 0
             let children: [MastodonStatusContent.Node] = body.flatMap { body in
                 return Node.parse(element: body, parentText: text[...], parentLevel: level + 1)
@@ -232,8 +199,8 @@ extension MastodonStatusContent {
             let node = Node(
                 level: level,
                 text: text[...],
-                tagName: body?.tagName,
+                tagName: body?.tag,
-                className: body?.className,
+                attributes: body?.attributes ?? [:],
                 href: nil,
                 hrefEllipsis: nil,
                 children: children
@@ -246,13 +213,11 @@ extension MastodonStatusContent {
             let parent = element
             let scanner = Scanner(string: String(parentText))
             scanner.charactersToBeSkipped = .none
-            
+
-            var element = parent.at_css(":first-child")
             var children: [Node] = []
-            
+            for _element in parent.children {
-            while let _element = element {
+                let _text = _element.stringValue
-                let _text = _element.text ?? ""
+
-                
                 // scan element text
                 _ = scanner.scanUpToString(_text)
                 let startIndexOffset = scanner.currentIndex.utf16Offset(in: scanner.string)
@@ -261,27 +226,26 @@ extension MastodonStatusContent {
                     continue
                 }
                 let endIndexOffset = scanner.currentIndex.utf16Offset(in: scanner.string)
-                
+
                 // locate substring
                 let startIndex = parentText.utf16.index(parentText.utf16.startIndex, offsetBy: startIndexOffset)
                 let endIndex = parentText.utf16.index(parentText.utf16.startIndex, offsetBy: endIndexOffset)
                 let text = Substring(parentText.utf16[startIndex..<endIndex])
-                
+
                 let href = _element["href"]
-                let hrefEllipsis = href.flatMap { _ in _element.at_css(".ellipsis")?.text }
+                let hrefEllipsis = href.flatMap { _ in _element.firstChild(css: ".ellipsis")?.stringValue }
-                
+
                 let level = parentLevel + 1
                 let node = Node(
                     level: level,
                     text: text,
-                    tagName: _element.tagName,
+                    tagName: _element.tag,
-                    className: _element.className,
+                    attributes: _element.attributes,
                     href: href,
                     hrefEllipsis: hrefEllipsis,
                     children: Node.parse(element: _element, parentText: text, parentLevel: level + 1)
                 )
                 children.append(node)
-                element = _element.nextSibling
             }
             
             return children
@@ -344,11 +308,8 @@ extension MastodonStatusContent.Node: CustomDebugStringConvertible {
             }
         }()
         let classNamesInfo: String = {
-            guard !classNames.isEmpty else { return "" }
+            guard let className = attributes["class"] else { return "" }
-            let names = Array(classNames)
+            return "@[\(className)]"
-                .sorted()
-                .joined(separator: ", ")
-            return "@[\(names)]"
         }()
         let nodeDescription = String(
             format: "<%@>%@%@: %@",

Mastodon/Protocol/StatusProvider/StatusProvider+StatusNodeDelegate.swift

@@ -0,0 +1,16 @@
+//
+//  StatusProvider+StatusNodeDelegate.swift
+//  Mastodon
+//
+//  Created by Cirno MainasuK on 2021-6-20.
+//
+
+import Foundation
+import ActiveLabel
+
+// MARK: - StatusViewDelegate
+extension StatusNodeDelegate where Self: StatusProvider {
+    func statusNode(_ node: StatusNode, statusContentTextNode: ASMetaEditableTextNode, didSelectActiveEntityType type: ActiveEntityType) {
+        StatusProviderFacade.responseToStatusActiveLabelAction(provider: self, node: node, didSelectActiveEntityType: type)
+    }
+}

Mastodon/Protocol/StatusProvider/StatusProvider.swift

@@ -9,6 +9,7 @@ import UIKit
 import Combine
 import CoreData
 import CoreDataStack
+import AsyncDisplayKit
 
 protocol StatusProvider: NeedsDependency & DisposeBagCollectable & UIViewController {
     // async
@@ -21,4 +22,12 @@ protocol StatusProvider: NeedsDependency & DisposeBagCollectable & UIViewControl
     var tableViewDiffableDataSource: UITableViewDiffableDataSource<StatusSection, Item>? { get }
     func item(for cell: UITableViewCell?, indexPath: IndexPath?) -> Item?
     func items(indexPaths: [IndexPath]) -> [Item]
+
+    func status(node: ASCellNode?, indexPath: IndexPath?) -> Status?
+}
+
+extension StatusProvider {
+    func status(node: ASCellNode?, indexPath: IndexPath?) -> Status? {
+        fatalError("Needs implement this")
+    }
 }

Mastodon/Protocol/StatusProvider/StatusProviderFacade.swift

@@ -12,6 +12,7 @@ import CoreData
 import CoreDataStack
 import MastodonSDK
 import ActiveLabel
+import AsyncDisplayKit
 
 enum StatusProviderFacade { }
 
@@ -144,51 +145,85 @@ extension StatusProviderFacade {
             break
         }
     }
-    
+
+    static func responseToStatusActiveLabelAction(provider: StatusProvider, node: ASCellNode, didSelectActiveEntityType type: ActiveEntityType) {
+        switch type {
+        case .hashtag(let text, _):
+            let hashtagTimelienViewModel = HashtagTimelineViewModel(context: provider.context, hashtag: text)
+            provider.coordinator.present(scene: .hashtagTimeline(viewModel: hashtagTimelienViewModel), from: provider, transition: .show)
+        case .mention(let text, _):
+            coordinateToStatusMentionProfileScene(for: .primary, provider: provider, node: node, mention: text)
+        case .url(_, _, let url, _):
+            guard let url = URL(string: url) else { return }
+            if let domain = provider.context.authenticationService.activeMastodonAuthenticationBox.value?.domain, url.host == domain,
+               url.pathComponents.count >= 4,
+               url.pathComponents[0] == "/",
+               url.pathComponents[1] == "web",
+               url.pathComponents[2] == "statuses" {
+                let statusID = url.pathComponents[3]
+                let threadViewModel = RemoteThreadViewModel(context: provider.context, statusID: statusID)
+                provider.coordinator.present(scene: .thread(viewModel: threadViewModel), from: nil, transition: .show)
+            } else {
+                provider.coordinator.present(scene: .safari(url: url), from: nil, transition: .safariPresent(animated: true, completion: nil))
+            }
+        default:
+            break
+        }
+    }
+
+    private static func coordinateToStatusMentionProfileScene(for target: Target, provider: StatusProvider, node: ASCellNode, mention: String) {
+        guard let status = provider.status(node: node, indexPath: nil) else { return }
+        coordinateToStatusMentionProfileScene(for: target, provider: provider, status: status, mention: mention)
+    }
+
     private static func coordinateToStatusMentionProfileScene(for target: Target, provider: StatusProvider, cell: UITableViewCell, mention: String) {
-        guard let activeMastodonAuthenticationBox = provider.context.authenticationService.activeMastodonAuthenticationBox.value else { return }
-        let domain = activeMastodonAuthenticationBox.domain
-        
         provider.status(for: cell, indexPath: nil)
             .sink { [weak provider] status in
                 guard let provider = provider else { return }
-                let _status: Status? = {
+                guard let status = status else { return }
-                    switch target {
+                coordinateToStatusMentionProfileScene(for: target, provider: provider, status: status, mention: mention)
-                    case .primary:    return status?.reblog ?? status
-                    case .secondary:  return status
-                    }
-                }()
-                guard let status = _status else { return }
-                
-                // cannot continue without meta
-                guard let mentionMeta = (status.mentions ?? Set()).first(where: { $0.username == mention }) else { return }
-                
-                let userID = mentionMeta.id
-                
-                let profileViewModel: ProfileViewModel = {
-                    // check if self
-                    guard userID != activeMastodonAuthenticationBox.userID else {
-                        return MeProfileViewModel(context: provider.context)
-                    }
-                    
-                    let request = MastodonUser.sortedFetchRequest
-                    request.fetchLimit = 1
-                    request.predicate = MastodonUser.predicate(domain: domain, id: userID)
-                    let mastodonUser = provider.context.managedObjectContext.safeFetch(request).first
-                    
-                    if let mastodonUser = mastodonUser {
-                        return CachedProfileViewModel(context: provider.context, mastodonUser: mastodonUser)
-                    } else {
-                        return RemoteProfileViewModel(context: provider.context, userID: userID)
-                    }
-                }()
-                
-                DispatchQueue.main.async {
-                    provider.coordinator.present(scene: .profile(viewModel: profileViewModel), from: provider, transition: .show)
-                }
             }
             .store(in: &provider.disposeBag)
     }
+    
+    private static func coordinateToStatusMentionProfileScene(for target: Target, provider: StatusProvider, status: Status, mention: String) {
+        guard let activeMastodonAuthenticationBox = provider.context.authenticationService.activeMastodonAuthenticationBox.value else { return }
+        let domain = activeMastodonAuthenticationBox.domain
+
+        let status: Status = {
+            switch target {
+            case .primary:    return status.reblog ?? status
+            case .secondary:  return status
+            }
+        }()
+
+        // cannot continue without meta
+        guard let mentionMeta = (status.mentions ?? Set()).first(where: { $0.username == mention }) else { return }
+
+        let userID = mentionMeta.id
+
+        let profileViewModel: ProfileViewModel = {
+            // check if self
+            guard userID != activeMastodonAuthenticationBox.userID else {
+                return MeProfileViewModel(context: provider.context)
+            }
+
+            let request = MastodonUser.sortedFetchRequest
+            request.fetchLimit = 1
+            request.predicate = MastodonUser.predicate(domain: domain, id: userID)
+            let mastodonUser = provider.context.managedObjectContext.safeFetch(request).first
+
+            if let mastodonUser = mastodonUser {
+                return CachedProfileViewModel(context: provider.context, mastodonUser: mastodonUser)
+            } else {
+                return RemoteProfileViewModel(context: provider.context, userID: userID)
+            }
+        }()
+
+        DispatchQueue.main.async {
+            provider.coordinator.present(scene: .profile(viewModel: profileViewModel), from: provider, transition: .show)
+        }
+    }
 }
 
 extension StatusProviderFacade {

Mastodon/Scene/HomeTimeline/HomeTimelineViewController+Provider.swift

@@ -10,6 +10,7 @@ import UIKit
 import Combine
 import CoreData
 import CoreDataStack
+import AsyncDisplayKit
 
 // MARK: - StatusProvider
 extension HomeTimelineViewController: StatusProvider {
@@ -83,6 +84,29 @@ extension HomeTimelineViewController: StatusProvider {
         }
         return items
     }
+
+    func status(node: ASCellNode?, indexPath: IndexPath?) -> Status? {
+        guard let diffableDataSource = self.viewModel.diffableDataSource else {
+            assertionFailure()
+            return nil
+        }
+
+        guard let indexPath = indexPath ?? node.flatMap({ self.node.indexPath(for: $0) }),
+              let item = diffableDataSource.itemIdentifier(for: indexPath) else {
+            return nil
+        }
+
+        switch item {
+        case .homeTimelineIndex(let objectID, _):
+            guard let homeTimelineIndex = try? viewModel.fetchedResultsController.managedObjectContext.existingObject(with: objectID) as? HomeTimelineIndex else {
+                assertionFailure()
+                return nil
+            }
+            return homeTimelineIndex.status
+        default:
+            return nil
+        }
+    }
     
 }
 

Mastodon/Scene/HomeTimeline/HomeTimelineViewController.swift

@@ -576,4 +576,13 @@ extension HomeTimelineViewController: ASTableDelegate {
         viewModel.loadoldestStateMachine.enter(HomeTimelineViewModel.LoadOldestState.Loading.self)
         context.completeBatchFetching(true)
     }
+
+    func tableNode(_ tableNode: ASTableNode, willDisplayRowWith node: ASCellNode) {
+        if let statusNode = node as? StatusNode {
+            statusNode.delegate = self
+        }
+    }
 }
+
+// MARK: - StatusNodeDelegate
+extension HomeTimelineViewController: StatusNodeDelegate { }

Mastodon/Scene/Share/View/Node/ASMetaEditableTextNode.swift

@@ -0,0 +1,21 @@
+//
+//  ASMetaEditableTextNode.swift
+//  Mastodon
+//
+//  Created by Cirno MainasuK on 2021-6-20.
+//
+
+import UIKit
+import AsyncDisplayKit
+
+protocol ASMetaEditableTextNodeDelegate: AnyObject {
+    func metaEditableTextNode(_ textNode: ASMetaEditableTextNode, shouldInteractWith URL: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool
+}
+
+final class ASMetaEditableTextNode: ASEditableTextNode, UITextViewDelegate {
+    weak var metaEditableTextNodeDelegate: ASMetaEditableTextNodeDelegate?
+
+    func textView(_ textView: UITextView, shouldInteractWith URL: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool {
+        return metaEditableTextNodeDelegate?.metaEditableTextNode(self, shouldInteractWith: URL, in: characterRange, interaction: interaction) ?? false
+    }
+}

Mastodon/Scene/Share/View/Node/Status/StatusNode.swift

@@ -9,20 +9,44 @@ import UIKit
 import Combine
 import AsyncDisplayKit
 import CoreDataStack
+import ActiveLabel
+
+protocol StatusNodeDelegate: AnyObject {
+    func statusNode(_ node: StatusNode, statusContentTextNode: ASMetaEditableTextNode, didSelectActiveEntityType type: ActiveEntityType)
+}
 
 final class StatusNode: ASCellNode {
 
     var disposeBag = Set<AnyCancellable>()
+    weak var delegate: StatusNodeDelegate?      // needs assign on main queue
 
     static let avatarImageSize = CGSize(width: 42, height: 42)
     static let avatarImageCornerRadius: CGFloat = 4
 
+    static let statusContentAppearance: MastodonStatusContent.Appearance = {
+        let linkAttributes: [NSAttributedString.Key: Any] = [
+            .font: UIFontMetrics(forTextStyle: .body).scaledFont(for: .systemFont(ofSize: 17, weight: .semibold)),
+            .foregroundColor: Asset.Colors.brandBlue.color
+        ]
+        return MastodonStatusContent.Appearance(
+            attributes: [
+                .font: UIFontMetrics(forTextStyle: .body).scaledFont(for: .systemFont(ofSize: 17, weight: .regular)),
+                .foregroundColor: Asset.Colors.Label.primary.color
+            ],
+            urlAttributes: linkAttributes,
+            hashtagAttributes: linkAttributes,
+            mentionAttributes: linkAttributes
+        )
+    }()
+
     let avatarImageNode: ASNetworkImageNode = {
         let node = ASNetworkImageNode()
         node.contentMode = .scaleAspectFill
         node.defaultImage = UIImage.placeholder(color: .systemFill)
+        node.forcedSize = StatusNode.avatarImageSize
         node.cornerRadius = StatusNode.avatarImageCornerRadius
         // node.cornerRoundingType = .precomposited
+        // node.shouldRenderProgressImages = true
         return node
     }()
 
@@ -30,6 +54,11 @@ final class StatusNode: ASCellNode {
     let nameDotTextNode = ASTextNode()
     let dateTextNode = ASTextNode()
     let usernameTextNode = ASTextNode()
+    let statusContentTextNode: ASMetaEditableTextNode = {
+        let node = ASMetaEditableTextNode()
+        node.scrollEnabled = false
+        return node
+    }()
 
     init(status: Status) {
         super.init()
@@ -39,6 +68,7 @@ final class StatusNode: ASCellNode {
         if let url = (status.reblog ?? status).author.avatarImageURL() {
             avatarImageNode.url = url
         }
+
         nameTextNode.attributedText = NSAttributedString(string: status.author.displayNameWithFallback, attributes: [
             .foregroundColor: Asset.Colors.Label.primary.color,
             .font: UIFont.systemFont(ofSize: 17, weight: .semibold)
@@ -65,10 +95,29 @@ final class StatusNode: ASCellNode {
 //                }
 //                .store(in: &self.disposeBag)
 //        }
+
         usernameTextNode.attributedText = NSAttributedString(string: "@" + status.author.acct, attributes: [
             .foregroundColor: Asset.Colors.Label.secondary.color,
             .font: UIFont.systemFont(ofSize: 15, weight: .regular)
         ])
+
+        statusContentTextNode.metaEditableTextNodeDelegate = self
+        if let parseResult = try? MastodonStatusContent.parse(
+            content: (status.reblog ?? status).content,
+            emojiDict: (status.reblog ?? status).emojiDict
+        ) {
+            statusContentTextNode.attributedText = parseResult.trimmedAttributedString(appearance: StatusNode.statusContentAppearance)
+        }
+    }
+
+    override func didEnterDisplayState() {
+        super.didEnterDisplayState()
+
+        statusContentTextNode.textView.isEditable = false
+        statusContentTextNode.textView.textDragInteraction?.isEnabled = false
+        statusContentTextNode.textView.linkTextAttributes = [
+            .foregroundColor: Asset.Colors.brandBlue.color
+        ]
     }
 
     override func layoutSpecThatFits(_ constrainedSize: ASSizeRange) -> ASLayoutSpec {
@@ -99,11 +148,26 @@ final class StatusNode: ASCellNode {
         headerStack.children = headerStackChildren
 
         let verticalStack = ASStackLayoutSpec.vertical()
+        verticalStack.spacing = 10
         verticalStack.children = [
-            headerStack
+            headerStack,
+            statusContentTextNode,
         ]
 
         return verticalStack
     }
 
 }
+
+// MARK: - ASEditableTextNodeDelegate
+extension StatusNode: ASMetaEditableTextNodeDelegate {
+    func metaEditableTextNode(_ textNode: ASMetaEditableTextNode, shouldInteractWith URL: URL, in characterRange: NSRange, interaction: UITextItemInteraction) -> Bool {
+        guard let activityEntityType = ActiveEntityType(url: URL) else {
+            return false
+        }
+        defer {
+            delegate?.statusNode(self, statusContentTextNode: textNode, didSelectActiveEntityType: activityEntityType)
+        }
+        return false
+    }
+}

Mastodon/Supporting Files/AppDelegate.swift

@@ -33,8 +33,10 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         application.registerForRemoteNotifications()
         
         #if DEBUG
-        PerformanceMonitor.shared().start()
+        // PerformanceMonitor.shared().start()
         // ASDisplayNode.shouldShowRangeDebugOverlay = true
+        // ASControlNode.enableHitTestDebug = true
+        // ASImageNode.shouldShowImageScalingOverlay = true
         #endif
         
         return true