3 files changed, 36 insertions, 2 deletions
diff --git a/src/server/api/endpoints/i/update.ts b/src/server/api/endpoints/i/update.ts
index 10521d12d8..a454cdb940 100644
--- a/src/server/api/endpoints/i/update.ts
+++ b/src/server/api/endpoints/i/update.ts
@@ -10,7 +10,7 @@ import extractHashtags from '../../../../misc/extract-hashtags';
 import * as langmap from 'langmap';
 import { updateHashtag } from '../../../../services/update-hashtag';
 import { ApiError } from '../../error';
-import { Users, DriveFiles, UserProfiles } from '../../../../models';
+import { Users, DriveFiles, UserProfiles, Pages } from '../../../../models';
 import { User } from '../../../../models/entities/user';
 import { UserProfile } from '../../../../models/entities/user-profile';
 import { ensure } from '../../../../prelude/ensure';
@@ -125,6 +125,13 @@ export const meta = {
 				'ja-JP': 'アップロードするメディアをデフォルトで「閲覧注意」として設定するか'
 			}
 		},
+
+		pinnedPageId: {
+			validator: $.optional.nullable.type(ID),
+			desc: {
+				'ja-JP': 'ピン留めするページID'
+			}
+		}
 	},
 
 	errors: {
@@ -150,7 +157,13 @@ export const meta = {
 			message: 'The file specified as a banner is not an image.',
 			code: 'BANNER_NOT_AN_IMAGE',
 			id: '75aedb19-2afd-4e6d-87fc-67941256fa60'
-		}
+		},
+
+		noSuchPage: {
+			message: 'No such page.',
+			code: 'NO_SUCH_PAGE',
+			id: '8e01b590-7eb9-431b-a239-860e086c408e'
+		},
 	}
 };
 
@@ -203,6 +216,16 @@ export default define(meta, async (ps, user, app) => {
 		}
 	}
 
+	if (ps.pinnedPageId) {
+		const page = await Pages.findOne(ps.pinnedPageId);
+
+		if (page == null || page.userId !== user.id) throw new ApiError(meta.errors.noSuchPage);
+
+		profileUpdates.pinnedPageId = page.id;
+	} else if (ps.pinnedPageId === null) {
+		profileUpdates.pinnedPageId = null;
+	}
+
 	//#region emojis/tags
 
 	let emojis = [] as string[];
diff --git a/src/server/api/endpoints/pages/create.ts b/src/server/api/endpoints/pages/create.ts
index ffe0d38ea6..a49a5d37b8 100644
--- a/src/server/api/endpoints/pages/create.ts
+++ b/src/server/api/endpoints/pages/create.ts
@@ -57,6 +57,11 @@ export const meta = {
 			validator: $.optional.bool,
 			default: false
 		},
+
+		hideTitleWhenPinned: {
+			validator: $.optional.bool,
+			default: false
+		},
 	},
 
 	res: {
@@ -100,6 +105,7 @@ export default define(meta, async (ps, user) => {
 		userId: user.id,
 		visibility: 'public',
 		alignCenter: ps.alignCenter,
+		hideTitleWhenPinned: ps.hideTitleWhenPinned,
 		font: ps.font
 	}));
 
diff --git a/src/server/api/endpoints/pages/update.ts b/src/server/api/endpoints/pages/update.ts
index 8ee34fc3ba..9daf5e9cae 100644
--- a/src/server/api/endpoints/pages/update.ts
+++ b/src/server/api/endpoints/pages/update.ts
@@ -61,6 +61,10 @@ export const meta = {
 		alignCenter: {
 			validator: $.optional.bool,
 		},
+
+		hideTitleWhenPinned: {
+			validator: $.optional.bool,
+		},
 	},
 
 	errors: {
@@ -113,6 +117,7 @@ export default define(meta, async (ps, user) => {
 		content: ps.content,
 		variables: ps.variables,
 		alignCenter: ps.alignCenter === undefined ? page.alignCenter : ps.alignCenter,
+		hideTitleWhenPinned: ps.hideTitleWhenPinned === undefined ? page.hideTitleWhenPinned : ps.hideTitleWhenPinned,
 		font: ps.font === undefined ? page.font : ps.font,
 		eyeCatchingImageId: ps.eyeCatchingImageId === null
 			? null