Crosspost support

src/main/assets/changelog-alpha.txt

@@ -1,6 +1,8 @@
 /Alpha 359 (2025-04-20)
 Added support for emotes in comment flairs (thanks to bharatknv)
 Added "Mark as Read/Unread" fling action, and optional context menu item (thanks to JoshAusHessen and codeofdusk)
+Show label on crossposts, and add "Go to Crosspost Origin" to post menu (thanks to folkemat)
+Added preference to prevent posts being marked as read when clicked (thanks to Daniel Ho)
 
 /Alpha 358 (2025-03-12)
 Added video playback speed control (thanks to folkemat)

src/main/assets/changelog.txt

@@ -1,7 +1,8 @@
 114/1.25
 Added video playback speed control (thanks to folkemat)
 Added support for emotes in comment flairs (thanks to bharatknv)
-Added "Mark as Read/Unread" fling action, and optional context menu item (thanks to JoshAusHessen and codeofdusk)
+Show label on crossposts, and add "Go to Crosspost Origin" to post menu (thanks to folkemat)
+Added "Mark as Read/Unread" fling action, and optional post menu item (thanks to JoshAusHessen and codeofdusk)
 Added preference to prevent posts being marked as read when clicked (thanks to Daniel Ho)
 
 113/1.24.1

src/main/java/org/quantumbadger/redreader/common/FeatureFlagHandler.java

@@ -57,7 +57,8 @@ private enum FeatureFlag {
 		OPEN_COMMENT_EXTERNALLY_FEATURE("openCommentExternallyFeature"),
 		POST_TITLE_TAP_ACTION_FEATURE("postTitleTapActionFeature"),
 		DEFAULT_PREF_VIDEO_PLAYBACK_CONTROLS("defaultPrefVideoPlaybackControls"),
-		DEFAULT_PREF_CUSTOM_TABS("defaultPrefCustomTabs");
+		DEFAULT_PREF_CUSTOM_TABS("defaultPrefCustomTabs"),
+		CROSSPOST_ORIGIN_MENU_ITEM("crosspostOriginMenuItem");
 
 		@NonNull private final String id;
 
@@ -307,6 +308,27 @@ public static void handleUpgrade(@NonNull final Context context) {
 								true)
 						.apply();
 			}
+
+			if(getAndSetFeatureFlag(prefs, FeatureFlag.CROSSPOST_ORIGIN_MENU_ITEM)
+					== FeatureFlagStatus.UPGRADE_NEEDED) {
+
+				Log.i(TAG, "Upgrading, add crosspost origin button to post action menu.");
+
+				final Set<String> existingPostActionMenuItems = getStringSet(
+						R.string.pref_menus_post_context_items_key,
+						R.array.pref_menus_post_context_items_default,
+						context,
+						prefs);
+
+				existingPostActionMenuItems.add("crosspost_origin");
+
+				prefs.edit()
+						.putStringSet(
+								context.getString(
+										R.string.pref_menus_post_context_items_key),
+								existingPostActionMenuItems)
+						.apply();
+			}
 		});
 	}
 

src/main/java/org/quantumbadger/redreader/common/PrefsUtility.java

@@ -589,6 +589,7 @@ public enum AppearancePostSubtitleItem {
 		SCORE,
 		AGE,
 		GOLD,
+		CROSSPOST,
 		SUBREDDIT,
 		DOMAIN,
 		STICKY,

src/main/java/org/quantumbadger/redreader/common/RRThemeAttributes.java

@@ -19,6 +19,7 @@
 
 import android.content.Context;
 import android.content.res.TypedArray;
+
 import org.quantumbadger.redreader.R;
 
 import java.util.EnumSet;
@@ -37,6 +38,8 @@ public class RRThemeAttributes {
 	public final int rrCommentBodyCol;
 	public final int rrMainTextCol;
 	public final int colorAccent;
+	public final int rrCrosspostBackCol;
+	public final int rrCrosspostTextCol;
 
 	private final EnumSet<PrefsUtility.AppearanceCommentHeaderItem> mCommentHeaderItems;
 
@@ -57,7 +60,9 @@ public RRThemeAttributes(final Context context) {
 				R.attr.rrCommentHeaderCol,
 				R.attr.rrCommentBodyCol,
 				R.attr.rrMainTextCol,
-				com.google.android.material.R.attr.colorAccent
+				com.google.android.material.R.attr.colorAccent,
+				R.attr.rrCrosspostBackCol,
+				R.attr.rrCrosspostTextCol
 		});
 
 		rrCommentHeaderBoldCol = appearance.getColor(0, 255);
@@ -72,6 +77,8 @@ public RRThemeAttributes(final Context context) {
 		rrCommentBodyCol = appearance.getColor(9, 255);
 		rrMainTextCol = appearance.getColor(10, 255);
 		colorAccent = appearance.getColor(11, 255);
+		rrCrosspostBackCol = appearance.getColor(12, 255);
+		rrCrosspostTextCol = appearance.getColor(13, 255);
 
 		appearance.recycle();
 

src/main/java/org/quantumbadger/redreader/reddit/api/RedditPostActions.kt

@@ -60,13 +60,15 @@ import org.quantumbadger.redreader.reddit.prepared.RedditChangeDataManager
 import org.quantumbadger.redreader.reddit.prepared.RedditPreparedPost
 import org.quantumbadger.redreader.reddit.things.InvalidSubredditNameException
 import org.quantumbadger.redreader.reddit.things.SubredditCanonicalId
+import org.quantumbadger.redreader.reddit.url.PostCommentListingURL
 import org.quantumbadger.redreader.reddit.url.SubredditPostListURL
 import org.quantumbadger.redreader.reddit.url.UserProfileURL
 import org.quantumbadger.redreader.views.AccessibilityActionManager
 import org.quantumbadger.redreader.views.RedditPostView.PostSelectionListener
 import org.quantumbadger.redreader.views.bezelmenu.SideToolbarOverlay
 import org.quantumbadger.redreader.views.bezelmenu.VerticalToolbar
 
+
 object RedditPostActions {
 
 	enum class Action(@StringRes val descriptionResId: Int) {
@@ -105,7 +107,9 @@ object RedditPostActions {
 		PIN(R.string.action_pin_subreddit),
 		UNPIN(R.string.action_unpin_subreddit),
 		SUBSCRIBE(R.string.action_subscribe_subreddit),
-		UNSUBSCRIBE(R.string.action_unsubscribe_subreddit)
+		UNSUBSCRIBE(R.string.action_unsubscribe_subreddit),
+		CROSSPOST_ORIGIN(R.string.action_crosspost_origin)
+
 	}
 
 	data class ActionDescriptionPair(
@@ -383,6 +387,11 @@ object RedditPostActions {
 				.setNegativeButton(R.string.dialog_cancel, null)
 				.show()
 
+			Action.CROSSPOST_ORIGIN -> {
+				val crosspostOriginPost = PostCommentListingURL.forPostId(post.src.isCrosspost)
+				LinkHandler.onLinkClicked(activity, crosspostOriginPost.toUriString())
+			}
+
 			Action.EXTERNAL -> {
 				try {
 					val url: UriString? = if (activity is WebViewActivity) activity.currentUrl else post.src.url
@@ -707,6 +716,18 @@ object RedditPostActions {
 				)
 			)
 		}
+		if (post.src.isCrosspost != null) {
+			if (itemPref.contains(Action.CROSSPOST_ORIGIN)) {
+				menu.add(
+						RPVMenuItem(
+								String.format(
+										activity.getText(R.string.action_crosspost_origin).toString(),
+								),
+								Action.CROSSPOST_ORIGIN
+						)
+				)
+			}
+		}
 		if (!RedditAccountManager.getInstance(activity).defaultAccount.isAnonymous) {
 			if (itemPref.contains(Action.SAVE)) {
 				if (!post.isSaved) {

src/main/java/org/quantumbadger/redreader/reddit/kthings/RedditPost.kt

@@ -40,6 +40,7 @@ data class RedditPost(
 	val num_comments: Int,
 	val score: Int,
 	val gilded: Int = 0,
+	val crosspost_parent: String? = null,
 	val upvote_ratio: Double? = null,
 	val archived: Boolean = false,
 	val over_18: Boolean = false,

src/main/java/org/quantumbadger/redreader/reddit/prepared/RedditParsedPost.kt

@@ -32,7 +32,7 @@ class RedditParsedPost(
 	parseSelfText: Boolean
 ) : RedditThingWithIdAndType {
 
-    val title: String = src.title?.decoded?.replace('\n', ' ')?.trim() ?: "[null]"
+	val title: String = src.title?.decoded?.replace('\n', ' ')?.trim() ?: "[null]"
 
 	val url: UriString?
 	val selfText: BodyElement?
@@ -96,6 +96,8 @@ class RedditParsedPost(
 
 	val goldAmount = src.gilded
 
+	val isCrosspost = src.crosspost_parent
+
 	val isNsfw = src.over_18
 
 	val createdTimeUTC = src.created_utc.value

src/main/java/org/quantumbadger/redreader/reddit/prepared/RedditPreparedPost.java

@@ -178,7 +178,9 @@ public SpannableStringBuilder buildSubtitle(
 				R.attr.rrFlairBackCol,
 				R.attr.rrFlairTextCol,
 				R.attr.rrGoldTextCol,
-				R.attr.rrGoldBackCol
+				R.attr.rrGoldBackCol,
+				R.attr.rrCrosspostTextCol,
+				R.attr.rrCrosspostBackCol
 		});
 
 		final int boldCol;
@@ -194,6 +196,8 @@ public SpannableStringBuilder buildSubtitle(
 		final int rrFlairTextCol = appearance.getColor(4, 255);
 		final int rrGoldTextCol = appearance.getColor(5, 255);
 		final int rrGoldBackCol = appearance.getColor(6, 255);
+		final int rrCrosspostTextCol = appearance.getColor(7, 255);
+		final int rrCrosspostBackCol = appearance.getColor(8, 255);
 
 		appearance.recycle();
 
@@ -239,6 +243,22 @@ public SpannableStringBuilder buildSubtitle(
 			}
 		}
 
+		if(mPostSubtitleItems.contains(PrefsUtility.AppearancePostSubtitleItem.CROSSPOST)) {
+			if(src.isCrosspost() != null) {
+				postListDescSb.append(
+						" "
+								+ context.getString(R.string.crosspost)
+								+ " ",
+						BetterSSB.BOLD
+								| BetterSSB.FOREGROUND_COLOR
+								| BetterSSB.BACKGROUND_COLOR,
+						rrCrosspostTextCol,
+						rrCrosspostBackCol,
+						1f);
+				postListDescSb.append("  ", 0);
+			}
+		}
+
 		if(mPostSubtitleItems.contains(PrefsUtility.AppearancePostSubtitleItem.NSFW)) {
 			if(src.isNsfw()) {
 				postListDescSb.append(
@@ -666,6 +686,15 @@ private String buildAccessibilityEmbellishments(
 			}
 		}
 
+		if(mPostSubtitleItems.contains(PrefsUtility.AppearancePostSubtitleItem.CROSSPOST)) {
+			if(src.isCrosspost() != null) {
+				a11yEmbellish
+						.append(context.getString(
+								R.string.accessibility_subtitle_crosspost))
+						.append(separator);
+			}
+		}
+
 		return a11yEmbellish.toString();
 	}
 

src/main/java/org/quantumbadger/redreader/reddit/url/RedditURLParser.java

@@ -281,15 +281,18 @@ public String humanReadablePath() {
 			return builder.toString();
 		}
 
+		@NonNull
 		public UriString browserUrl() {
 			return new UriString(Constants.Reddit.SCHEME_HTTPS + "://" + humanReadableUrl());
 		}
 
 		@Override
+		@NonNull
 		public String toString() {
 			return generateJsonUri().toString();
 		}
 
+		@NonNull
 		public UriString toUriString() {
 			return new UriString(toString());
 		}

src/main/res/values/arrays.xml

@@ -441,6 +441,7 @@
         <item>@string/action_upvote</item>
         <item>@string/action_downvote</item>
 		<item>@string/action_comments</item>
+		<item>@string/action_crosspost_origin</item>
         <item>@string/action_save</item>
         <item>@string/action_hide</item>
         <item>@string/action_delete</item>
@@ -469,6 +470,7 @@
         <item>upvote</item>
         <item>downvote</item>
 		<item>comments</item>
+		<item>crosspost_origin</item>
         <item>save</item>
         <item>hide</item>
         <item>delete</item>
@@ -877,6 +879,7 @@
 		<item>@string/pref_appearance_post_subtitle_items_sticky</item>
 		<item>@string/pref_appearance_post_subtitle_items_spoiler</item>
 		<item>@string/pref_appearance_post_subtitle_items_nsfw</item>
+		<item>@string/pref_appearance_post_subtitle_items_crosspost</item>
 	</string-array>
 
 	<!-- Constants. Do not change. -->
@@ -893,6 +896,7 @@
 		<item>sticky</item>
 		<item>spoiler</item>
 		<item>nsfw</item>
+		<item>crosspost</item>
 	</string-array>
 
 	<!-- Constants. Do not change. -->
@@ -907,6 +911,7 @@
 		<item>sticky</item>
 		<item>spoiler</item>
 		<item>nsfw</item>
+		<item>crosspost</item>
 	</string-array>
 
 	<!-- 2020-02-05 -->
@@ -1131,6 +1136,7 @@
 		<item>user_profile</item>
 		<item>properties</item>
 		<item>edit</item>
+		<item>crosspost_origin</item>
 	</string-array>
 
 	<!-- 2020-10-31 -->

src/main/res/values/attrs.xml

@@ -55,6 +55,8 @@
     <attr name="rrGoldBackCol" format="color" />
     <attr name="rrGoldTextCol" format="color" />
 	<attr name="rrPostInlinePreviewDivider" format="color" />
+	<attr name="rrCrosspostBackCol" format="color" />
+	<attr name="rrCrosspostTextCol" format="color" />
 
     <attr name="rrCommentBodyCol" format="color" />
     <attr name="rrCommentHeaderCol" format="color" />

src/main/res/values/strings.xml

@@ -1914,4 +1914,8 @@
 	<string name="pref_behaviour_mark_posts_as_read_key" translatable="false">pref_behaviour_mark_posts_as_read</string>
 	<string name="pref_behaviour_mark_posts_as_read_title">Mark posts as read</string>
 
+	<string name="crosspost">Crosspost</string>
+	<string name="pref_appearance_post_subtitle_items_crosspost">Crosspost tag</string>
+	<string name="accessibility_subtitle_crosspost">Crosspost.</string>
+	<string name="action_crosspost_origin">Go to Crosspost Origin</string>
 </resources>

src/main/res/values/themes.xml

@@ -91,6 +91,8 @@
         <item name="rrFlairTextCol">#AAAAAA</item>
         <item name="rrGoldBackCol">#B0923C</item>
         <item name="rrGoldTextCol">#000000</item>
+		<item name="rrCrosspostBackCol">#0288D1</item>
+		<item name="rrCrosspostTextCol">#FFFFFF</item>
 
 		<item name="rrPostToolbarCol">#181818</item>
 
@@ -195,6 +197,8 @@
 		<item name="rrFlairTextCol">#AAAAAA</item>
 		<item name="rrGoldBackCol">#B0923C</item>
 		<item name="rrGoldTextCol">#000000</item>
+		<item name="rrCrosspostBackCol">#0288D1</item>
+		<item name="rrCrosspostTextCol">#FFFFFF</item>
 
 		<!-- Comment -->
 
@@ -263,6 +267,8 @@
 		<item name="rrFlairTextCol">#AAAAAA</item>
 		<item name="rrGoldBackCol">#B0923C</item>
 		<item name="rrGoldTextCol">#000000</item>
+		<item name="rrCrosspostBackCol">#0288D1</item>
+		<item name="rrCrosspostTextCol">#FFFFFF</item>
 
 		<item name="rrPostToolbarCol">#000000</item>
 
@@ -387,6 +393,8 @@
         <item name="rrFlairTextCol">#444444</item>
         <item name="rrGoldBackCol">#FFDF52</item>
         <item name="rrGoldTextCol">#000000</item>
+		<item name="rrCrosspostBackCol">#0288D1</item>
+		<item name="rrCrosspostTextCol">#FFFFFF</item>
 
 		<item name="rrPostToolbarCol">#F2FBFB</item>