diff --git a/src/main/kotlin/subit/database/Permissions.kt b/src/main/kotlin/subit/database/Permissions.kt
index 26ff0f9..a6a1866 100644
--- a/src/main/kotlin/subit/database/Permissions.kt
+++ b/src/main/kotlin/subit/database/Permissions.kt
@@ -19,12 +19,12 @@ interface Permissions
     suspend fun getPermission(block: BlockId, user: UserId): PermissionLevel
 }
 
-inline fun <reified T> Context.checkPermission(
+inline fun <reified T> Context.withPermission(
     user: DatabaseUser? = getLoginUser()?.toDatabaseUser(),
     body: CheckPermissionInContextScope.()->T
 ): T = CheckPermissionInContextScope(this, user).body()
 
-inline fun <reified T> checkPermission(
+inline fun <reified T> withPermission(
     user: DatabaseUser?,
     body: CheckPermissionScope.()->T
 ): T = CheckPermissionScope(user).body()
@@ -143,7 +143,7 @@ open class CheckPermissionScope @PublishedApi internal constructor(val user: Dat
         }
         val selfPermission = getPermission(block.id)
         if (selfPermission < PermissionLevel.ADMIN) return false
-        val otherPermission = checkPermission(other) { getPermission(block.id) }
+        val otherPermission = withPermission(other) { getPermission(block.id) }
         return selfPermission > otherPermission && selfPermission > permission
     }
 }
@@ -271,7 +271,7 @@ class CheckPermissionInContextScope @PublishedApi internal constructor(val conte
                 message = "修改他人在板块${block.name}的权限要求拥有该板块管理员权限"
             )
         )
-        val otherPermission = checkPermission(other) { getPermission(block.id) }
+        val otherPermission = withPermission(other) { getPermission(block.id) }
         if (selfPermission > otherPermission && selfPermission > permission)
             return
         else return finish(
diff --git a/src/main/kotlin/subit/router/Admin.kt b/src/main/kotlin/subit/router/Admin.kt
index bf1c5e3..6830cdc 100644
--- a/src/main/kotlin/subit/router/Admin.kt
+++ b/src/main/kotlin/subit/router/Admin.kt
@@ -71,7 +71,6 @@ private data class ProhibitUser(val id: UserId, val prohibit: Boolean, val time:
 
 private suspend fun Context.prohibitUser()
 {
-    val users = get<Users>()
     val prohibits = get<Prohibits>()
     val operations = get<Operations>()
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
@@ -94,7 +93,7 @@ private suspend fun Context.prohibitUser()
 
 private suspend fun Context.prohibitList()
 {
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     val (begin, count) = call.getPage()
     call.respond(HttpStatus.OK, get<Prohibits>().getProhibitList(begin, count))
 }
@@ -108,7 +107,7 @@ private suspend fun Context.changePermission()
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
     val changePermission = receiveAndCheckBody<ChangePermission>()
     val user = SSO.getDbUser(changePermission.id) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkChangePermission(null, user, changePermission.permission) }
+    withPermission { checkChangePermission(null, user, changePermission.permission) }
     users.changePermission(changePermission.id, changePermission.permission)
     get<Operations>().addOperation(loginUser.id, changePermission)
     if (loginUser.id != changePermission.id) get<Notices>().createNotice(
diff --git a/src/main/kotlin/subit/router/BannedWords.kt b/src/main/kotlin/subit/router/BannedWords.kt
index 2847eb5..9c3a782 100644
--- a/src/main/kotlin/subit/router/BannedWords.kt
+++ b/src/main/kotlin/subit/router/BannedWords.kt
@@ -7,7 +7,7 @@ import io.ktor.server.application.*
 import io.ktor.server.routing.*
 import kotlinx.serialization.Serializable
 import subit.database.BannedWords
-import subit.database.checkPermission
+import subit.database.withPermission
 import subit.database.receiveAndCheckBody
 import subit.router.*
 import subit.utils.HttpStatus
@@ -89,7 +89,7 @@ private suspend fun Context.getBannedWords()
 {
     val (begin, count) = call.getPage()
     val bannedWords = get<BannedWords>()
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     call.respond(HttpStatus.OK, bannedWords.getBannedWords(begin, count))
 }
 
@@ -100,7 +100,7 @@ private suspend fun Context.newBannedWord()
 {
     val newBannedWord = receiveAndCheckBody<NewBannedWord>()
     val bannedWords = get<BannedWords>()
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     bannedWords.addBannedWord(newBannedWord.word)
     call.respond(HttpStatus.OK)
 }
@@ -109,7 +109,7 @@ private suspend fun Context.deleteBannedWord()
 {
     val word = call.parameters["word"] ?: return call.respond(HttpStatus.BadRequest)
     val bannedWords = get<BannedWords>()
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     bannedWords.removeBannedWord(word)
     call.respond(HttpStatus.OK)
 }
@@ -119,7 +119,7 @@ private suspend fun Context.editBannedWord()
     val word = call.parameters["word"] ?: return call.respond(HttpStatus.BadRequest)
     val newBannedWord = receiveAndCheckBody<NewBannedWord>()
     val bannedWords = get<BannedWords>()
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     bannedWords.updateBannedWord(word, newBannedWord.word)
     call.respond(HttpStatus.OK)
 }
\ No newline at end of file
diff --git a/src/main/kotlin/subit/router/Block.kt b/src/main/kotlin/subit/router/Block.kt
index 6e9bdc1..65380d0 100644
--- a/src/main/kotlin/subit/router/Block.kt
+++ b/src/main/kotlin/subit/router/Block.kt
@@ -167,10 +167,10 @@ private suspend fun Context.newBlock()
     val blocks = get<Blocks>()
     if (newBlock.parent != null)
     {
-        checkPermission { checkHasAdminIn(newBlock.parent) }
+        withPermission { checkHasAdminIn(newBlock.parent) }
         blocks.getBlock(newBlock.parent) ?: return call.respond(HttpStatus.BadRequest)
     }
-    else checkPermission { checkHasGlobalAdmin() }
+    else withPermission { checkHasGlobalAdmin() }
     val id = blocks.createBlock(
         name = newBlock.name,
         description = newBlock.description,
@@ -201,7 +201,7 @@ private suspend fun Context.editBlockInfo()
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
     val id = call.parameters["id"]?.toBlockIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val editBlockInfo = receiveAndCheckBody<EditBlockInfo>()
-    checkPermission { checkHasAdminIn(id) }
+    withPermission { checkHasAdminIn(id) }
     get<Blocks>().setPermission(
         block = id,
         posting = editBlockInfo.postingPermission,
@@ -217,7 +217,7 @@ private suspend fun Context.getBlockInfo()
 {
     val id = call.parameters["id"]?.toBlockIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val block = get<Blocks>().getBlock(id) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(block) }
+    withPermission { checkCanRead(block) }
     call.respond(HttpStatus.OK, block)
 }
 
@@ -225,7 +225,7 @@ private suspend fun Context.deleteBlock()
 {
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
     val id = call.parameters["id"]?.toBlockIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
-    checkPermission { checkHasAdminIn(id) }
+    withPermission { checkHasAdminIn(id) }
     val blocks = get<Blocks>()
     val block = blocks.getBlock(id) ?: return call.respond(HttpStatus.NotFound)
     blocks.setState(id, State.DELETED)
@@ -252,7 +252,7 @@ private suspend fun Context.changePermission()
     val changePermission = receiveAndCheckBody<ChangePermission>()
     val block = get<Blocks>().getBlock(changePermission.block) ?: return call.respond(HttpStatus.NotFound)
     val user = SSO.getDbUser(changePermission.user) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkChangePermission(block, user, changePermission.permission) }
+    withPermission { checkChangePermission(block, user, changePermission.permission) }
     get<Permissions>().setPermission(
         bid = changePermission.block,
         uid = changePermission.user,
@@ -275,11 +275,11 @@ private suspend fun Context.getPermission()
     val uid = call.parameters["user"]?.toUserIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val blocks = get<Blocks>()
     val user = SSO.getDbUser(uid) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission {
+    withPermission {
         checkCanRead(blocks.getBlock(bid) ?: return call.respond(HttpStatus.NotFound))
         checkHasAdminIn(bid)
     }
-    call.respond(HttpStatus.OK, checkPermission(user) { getPermission(bid) })
+    call.respond(HttpStatus.OK, withPermission(user) { getPermission(bid) })
 }
 
 private suspend fun Context.getChildren()
@@ -289,7 +289,7 @@ private suspend fun Context.getChildren()
     val (begin, count) = call.getPage()
     val blocks = get<Blocks>()
 
-    checkPermission()
+    withPermission()
     {
         val block = id?.let { blocks.getBlock(it) }
         if (block != null) checkCanRead(block)
diff --git a/src/main/kotlin/subit/router/Comment.kt b/src/main/kotlin/subit/router/Comment.kt
index c2f06c5..778a4c3 100644
--- a/src/main/kotlin/subit/router/Comment.kt
+++ b/src/main/kotlin/subit/router/Comment.kt
@@ -122,7 +122,7 @@ private suspend fun Context.commentPost()
     val posts = get<Posts>()
 
     val parent = posts.getPostInfo(postId) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanComment(parent) }
+    withPermission { checkCanComment(parent) }
     val commentId = posts.createPost(parent = postId, author = loginUser.id, block = parent.block, anonymous = newComment.anonymous) ?: return call.respond(HttpStatus.NotFound)
     if (newComment.wordMarking != null)
     {
@@ -156,7 +156,7 @@ private suspend fun Context.getPostComments()
     val (begin, count) = call.getPage()
     val posts = get<Posts>()
     val post = posts.getPostInfo(postId) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(post) }
+    withPermission { checkCanRead(post) }
     val comments = posts.getChildPosts(postId, type, begin, count)
     if (getLoginUser().hasGlobalAdmin())
         call.respond(HttpStatus.OK, comments)
@@ -173,7 +173,7 @@ private suspend fun Context.getCommentComments()
     val (begin, count) = call.getPage()
     val posts = get<Posts>()
     val comment = posts.getPostInfo(commentId) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(comment) }
+    withPermission { checkCanRead(comment) }
     val comments = posts.getDescendants(commentId, type, begin, count)
     if (getLoginUser().hasGlobalAdmin())
         call.respond(HttpStatus.OK, comments)
@@ -186,6 +186,6 @@ private suspend fun Context.getComment()
     val commentId = call.parameters["commentId"]?.toPostIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val posts = get<Posts>()
     val comment = posts.getPostFull(commentId) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(comment.toPostInfo()) }
+    withPermission { checkCanRead(comment.toPostInfo()) }
     call.respond(HttpStatus.OK, if (comment.anonymous) comment.copy(author = UserId(0)) else comment)
 }
diff --git a/src/main/kotlin/subit/router/Files.kt b/src/main/kotlin/subit/router/Files.kt
index 48ec3db..345fd84 100644
--- a/src/main/kotlin/subit/router/Files.kt
+++ b/src/main/kotlin/subit/router/Files.kt
@@ -286,7 +286,7 @@ private suspend fun Context.changePermission()
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
     val changePermission = receiveAndCheckBody<ChangePermission>()
     val user = SSO.getDbUser(changePermission.id) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkChangePermission(null, user, changePermission.filePermission) }
+    withPermission { checkChangePermission(null, user, changePermission.filePermission) }
     get<Users>().changeFilePermission(changePermission.id, changePermission.filePermission)
     get<Operations>().addOperation(loginUser.id, changePermission)
     call.respond(HttpStatus.OK)
diff --git a/src/main/kotlin/subit/router/Posts.kt b/src/main/kotlin/subit/router/Posts.kt
index b2d72bc..aba6820 100644
--- a/src/main/kotlin/subit/router/Posts.kt
+++ b/src/main/kotlin/subit/router/Posts.kt
@@ -256,7 +256,7 @@ private suspend fun Context.getPost()
     val id = call.parameters["id"]?.toPostIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val postFull = get<Posts>().getPostFull(id) ?: return call.respond(HttpStatus.NotFound)
     val loginUser = getLoginUser()
-    checkPermission { checkCanRead(postFull.toPostInfo()) }
+    withPermission { checkCanRead(postFull.toPostInfo()) }
     if (!postFull.anonymous) call.respond(HttpStatus.OK, postFull) // 若不是匿名帖则直接返回
     else if (loginUser == null || loginUser.permission < PermissionLevel.ADMIN) call.respond(
         HttpStatus.OK,
@@ -397,7 +397,7 @@ private suspend fun Context.deletePost()
     val id = call.parameters["id"]?.toPostIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val post = get<Posts>().getPostInfo(id) ?: return call.respond(HttpStatus.NotFound)
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
-    checkPermission { checkCanDelete(post) }
+    withPermission { checkCanDelete(post) }
     get<Posts>().setPostState(id, State.DELETED)
     if (post.author != loginUser.id) get<Notices>().createNotice(
         Notice.makeSystemNotice(
@@ -426,7 +426,7 @@ private suspend fun Context.likePost()
     val post = get<Posts>().getPostInfo(id) ?: return call.respond(HttpStatus.NotFound)
     val type = receiveAndCheckBody<LikePost>().type
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
-    checkPermission { checkCanRead(post) }
+    withPermission { checkCanRead(post) }
     when (type)
     {
         LikeType.LIKE    -> get<Likes>().like(loginUser.id, id)
@@ -460,10 +460,10 @@ private suspend fun Context.newPost()
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
 
     val block = get<Blocks>().getBlock(newPost.block) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanPost(block) }
+    withPermission { checkCanPost(block) }
 
-    if (newPost.anonymous) checkPermission { checkCanAnonymous(block) }
-    if (newPost.top) checkPermission { checkHasAdminIn(block.id) }
+    if (newPost.anonymous) withPermission { checkCanAnonymous(block) }
+    if (newPost.top) withPermission { checkHasAdminIn(block.id) }
     val id = get<Posts>().createPost(
         author = loginUser.id,
         anonymous = newPost.anonymous,
@@ -495,7 +495,7 @@ private suspend fun Context.getBlockPosts()
 {
     val block = call.parameters["block"]?.toBlockIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val blockFull = get<Blocks>().getBlock(block) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(blockFull) }
+    withPermission { checkCanRead(blockFull) }
     val type = call.parameters["sort"]
                    ?.runCatching { Posts.PostListSort.valueOf(this) }
                    ?.getOrNull() ?: return call.respond(HttpStatus.BadRequest)
@@ -508,7 +508,7 @@ private suspend fun Context.getBlockTopPosts()
 {
     val block = call.parameters["block"]?.toBlockIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val blockFull = get<Blocks>().getBlock(block) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(blockFull) }
+    withPermission { checkCanRead(blockFull) }
     val (begin, count) = call.getPage()
     val posts = get<Posts>().getBlockTopPosts(block, begin, count)
     call.respond(HttpStatus.OK, posts)
@@ -519,7 +519,7 @@ private suspend fun Context.setBlockTopPosts()
     val pid = call.parameters["id"]?.toPostIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val top = call.parameters["top"]?.toBooleanStrictOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val postInfo = get<Posts>().getPostInfo(pid) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission {
+    withPermission {
         checkCanRead(postInfo)
         checkHasAdminIn(postInfo.block)
     }
diff --git a/src/main/kotlin/subit/router/Report.kt b/src/main/kotlin/subit/router/Report.kt
index 119f4b3..061e3a1 100644
--- a/src/main/kotlin/subit/router/Report.kt
+++ b/src/main/kotlin/subit/router/Report.kt
@@ -10,7 +10,7 @@ import subit.JWTAuth.getLoginUser
 import subit.dataClasses.*
 import subit.dataClasses.ReportId.Companion.toReportIdOrNull
 import subit.database.Reports
-import subit.database.checkPermission
+import subit.database.withPermission
 import subit.database.receiveAndCheckBody
 import subit.router.*
 import subit.utils.HttpStatus
@@ -114,7 +114,7 @@ private suspend fun Context.newReport()
 
 private suspend fun Context.getReports()
 {
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     val begin = call.parameters["begin"]?.toLongOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val count = call.parameters["count"]?.toIntOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val handled = when (call.parameters["filter"])
@@ -129,7 +129,7 @@ private suspend fun Context.getReports()
 
 private suspend fun Context.getReport()
 {
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     val id = call.parameters["id"]?.toReportIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     val report = get<Reports>().getReport(id) ?: return call.respond(HttpStatus.NotFound)
     call.respond(HttpStatus.OK, report)
@@ -137,7 +137,7 @@ private suspend fun Context.getReport()
 
 private suspend fun Context.handleReport()
 {
-    checkPermission { checkHasGlobalAdmin() }
+    withPermission { checkHasGlobalAdmin() }
     val loginUser = getLoginUser() ?: return call.respond(HttpStatus.Unauthorized)
     val id = call.parameters["id"]?.toReportIdOrNull() ?: return call.respond(HttpStatus.BadRequest)
     get<Reports>().handleReport(id, loginUser.id)
diff --git a/src/main/kotlin/subit/router/User.kt b/src/main/kotlin/subit/router/User.kt
index 86b0604..88cfcff 100644
--- a/src/main/kotlin/subit/router/User.kt
+++ b/src/main/kotlin/subit/router/User.kt
@@ -150,7 +150,7 @@ private suspend fun Context.changeIntroduction()
     }
     else
     {
-        checkPermission { checkHasGlobalAdmin() }
+        withPermission { checkHasGlobalAdmin() }
         if (get<Users>().changeIntroduction(id, changeIntroduction.introduction))
         {
             get<Operations>().addOperation(loginUser.id, changeIntroduction)
diff --git a/src/main/kotlin/subit/router/WordMarkings.kt b/src/main/kotlin/subit/router/WordMarkings.kt
index e225957..59d4dbe 100644
--- a/src/main/kotlin/subit/router/WordMarkings.kt
+++ b/src/main/kotlin/subit/router/WordMarkings.kt
@@ -15,7 +15,7 @@ import subit.dataClasses.WordMarkingInfo
 import subit.database.PostVersions
 import subit.database.Posts
 import subit.database.WordMarkings
-import subit.database.checkPermission
+import subit.database.withPermission
 import subit.router.Context
 import subit.router.get
 import subit.utils.HttpStatus
@@ -83,7 +83,7 @@ suspend fun Context.getWordMarkings()
     val postVersions = get<PostVersions>()
     val postVersion = postVersions.getPostVersion(postVersionId) ?: return call.respond(HttpStatus.NotFound)
     val post = get<Posts>().getPostInfo(postVersion.post) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(post) }
+    withPermission { checkCanRead(post) }
     val wordMarkings = get<WordMarkings>().getWordMarkings(postVersionId)
     return call.respond(HttpStatus.OK, wordMarkings)
 }
@@ -95,7 +95,7 @@ suspend fun Context.getWordMarking()
     val postVersions = get<PostVersions>()
     val postVersion = postVersions.getPostVersion(postVersionId) ?: return call.respond(HttpStatus.NotFound)
     val post = get<Posts>().getPostInfo(postVersion.post) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(post) }
+    withPermission { checkCanRead(post) }
     val wordMarking = get<WordMarkings>().getWordMarking(postVersionId, commentId) ?: return call.respond(HttpStatus.NotFound)
     return call.respond(HttpStatus.OK, wordMarking)
 }
@@ -106,6 +106,6 @@ suspend fun Context.getWordMarkingById()
     val wordMarking = get<WordMarkings>().getWordMarking(WordMarkingId(id)) ?: return call.respond(HttpStatus.NotFound)
     val postVersion = get<PostVersions>().getPostVersion(wordMarking.postVersion) ?: return call.respond(HttpStatus.NotFound)
     val post = get<Posts>().getPostInfo(postVersion.post) ?: return call.respond(HttpStatus.NotFound)
-    checkPermission { checkCanRead(post) }
+    withPermission { checkCanRead(post) }
     return call.respond(HttpStatus.OK, wordMarking)
 }
\ No newline at end of file