fix incorrect modrinth token name

- Added Traditional Chinese (zh_tw.json)

Co-authored-by: notlin4 <121224522+notlin4@users.noreply.github.com>

.editorconfig

@@ -0,0 +1,262 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = crlf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+tab_width = 4
+trim_trailing_whitespace = false
+ij_continuation_indent_size = 8
+
+[*.properties]
+ij_any_keep_blank_lines_in_code = unset
+
+[*.java]
+ij_java_align_consecutive_assignments = false
+ij_java_align_consecutive_variable_declarations = false
+ij_java_align_group_field_declarations = false
+ij_java_align_multiline_annotation_parameters = true
+ij_java_align_multiline_array_initializer_expression = false
+ij_java_align_multiline_assignment = false
+ij_java_align_multiline_binary_operation = true
+ij_java_align_multiline_chained_methods = false
+ij_java_align_multiline_extends_list = false
+ij_java_align_multiline_for = true
+ij_java_align_multiline_method_parentheses = false
+ij_java_align_multiline_parameters = false
+ij_java_align_multiline_parameters_in_calls = false
+ij_java_align_multiline_parenthesized_expression = false
+ij_java_align_multiline_records = true
+ij_java_align_multiline_resources = true
+ij_java_align_multiline_ternary_operation = false
+ij_java_align_multiline_text_blocks = false
+ij_java_align_multiline_throws_list = false
+ij_java_align_subsequent_simple_methods = false
+ij_java_align_throws_keyword = false
+ij_java_annotation_parameter_wrap = normal
+ij_java_array_initializer_new_line_after_left_brace = false
+ij_java_array_initializer_right_brace_on_new_line = false
+ij_java_array_initializer_wrap = off
+ij_java_assert_statement_colon_on_next_line = false
+ij_java_assert_statement_wrap = off
+ij_java_assignment_wrap = off
+ij_java_binary_operation_sign_on_next_line = false
+ij_java_binary_operation_wrap = off
+ij_java_blank_lines_after_anonymous_class_header = 0
+ij_java_blank_lines_after_class_header = 0
+ij_java_blank_lines_after_imports = 1
+ij_java_blank_lines_after_package = 1
+ij_java_blank_lines_around_class = 1
+ij_java_blank_lines_around_field = 0
+ij_java_blank_lines_around_field_in_interface = 0
+ij_java_blank_lines_around_initializer = 1
+ij_java_blank_lines_around_method = 1
+ij_java_blank_lines_around_method_in_interface = 1
+ij_java_blank_lines_before_class_end = 0
+ij_java_blank_lines_before_imports = 1
+ij_java_blank_lines_before_method_body = 0
+ij_java_blank_lines_before_package = 0
+ij_java_block_brace_style = end_of_line
+ij_java_block_comment_at_first_column = true
+ij_java_call_parameters_new_line_after_left_paren = false
+ij_java_call_parameters_right_paren_on_new_line = false
+ij_java_call_parameters_wrap = off
+ij_java_case_statement_on_separate_line = true
+ij_java_catch_on_new_line = false
+ij_java_class_annotation_wrap = split_into_lines
+ij_java_class_brace_style = end_of_line
+ij_java_class_count_to_use_import_on_demand = 5
+ij_java_class_names_in_javadoc = 1
+ij_java_do_not_indent_top_level_class_members = false
+ij_java_do_not_wrap_after_single_annotation = false
+ij_java_do_while_brace_force = never
+ij_java_doc_add_blank_line_after_description = true
+ij_java_doc_add_blank_line_after_param_comments = false
+ij_java_doc_add_blank_line_after_return = false
+ij_java_doc_add_p_tag_on_empty_lines = true
+ij_java_doc_align_exception_comments = true
+ij_java_doc_align_param_comments = true
+ij_java_doc_do_not_wrap_if_one_line = false
+ij_java_doc_enable_formatting = true
+ij_java_doc_enable_leading_asterisks = true
+ij_java_doc_indent_on_continuation = false
+ij_java_doc_keep_empty_lines = true
+ij_java_doc_keep_empty_parameter_tag = true
+ij_java_doc_keep_empty_return_tag = true
+ij_java_doc_keep_empty_throws_tag = true
+ij_java_doc_keep_invalid_tags = true
+ij_java_doc_param_description_on_new_line = false
+ij_java_doc_preserve_line_breaks = false
+ij_java_doc_use_throws_not_exception_tag = true
+ij_java_else_on_new_line = false
+ij_java_entity_dd_suffix = EJB
+ij_java_entity_eb_suffix = Bean
+ij_java_entity_hi_suffix = Home
+ij_java_entity_lhi_prefix = Local
+ij_java_entity_lhi_suffix = Home
+ij_java_entity_li_prefix = Local
+ij_java_entity_pk_class = java.lang.String
+ij_java_entity_vo_suffix = VO
+ij_java_enum_constants_wrap = split_into_lines
+ij_java_extends_keyword_wrap = off
+ij_java_extends_list_wrap = off
+ij_java_field_annotation_wrap = on_every_item
+ij_java_finally_on_new_line = false
+ij_java_for_brace_force = never
+ij_java_for_statement_new_line_after_left_paren = false
+ij_java_for_statement_right_paren_on_new_line = false
+ij_java_for_statement_wrap = off
+ij_java_generate_final_locals = false
+ij_java_generate_final_parameters = false
+ij_java_if_brace_force = never
+ij_java_imports_layout = *, |, javax.**, java.**, |, $*
+ij_java_indent_case_from_switch = true
+ij_java_insert_inner_class_imports = false
+ij_java_insert_override_annotation = true
+ij_java_keep_blank_lines_before_right_brace = 2
+ij_java_keep_blank_lines_between_package_declaration_and_header = 2
+ij_java_keep_blank_lines_in_code = 2
+ij_java_keep_blank_lines_in_declarations = 2
+ij_java_keep_control_statement_in_one_line = true
+ij_java_keep_first_column_comment = true
+ij_java_keep_indents_on_empty_lines = true
+ij_java_keep_line_breaks = true
+ij_java_keep_multiple_expressions_in_one_line = false
+ij_java_keep_simple_blocks_in_one_line = false
+ij_java_keep_simple_classes_in_one_line = true
+ij_java_keep_simple_lambdas_in_one_line = true
+ij_java_keep_simple_methods_in_one_line = true
+ij_java_label_indent_absolute = false
+ij_java_label_indent_size = 0
+ij_java_lambda_brace_style = end_of_line
+ij_java_layout_static_imports_separately = true
+ij_java_line_comment_add_space = false
+ij_java_line_comment_at_first_column = true
+ij_java_message_dd_suffix = EJB
+ij_java_message_eb_suffix = Bean
+ij_java_method_annotation_wrap = split_into_lines
+ij_java_method_brace_style = end_of_line
+ij_java_method_call_chain_wrap = off
+ij_java_method_parameters_new_line_after_left_paren = false
+ij_java_method_parameters_right_paren_on_new_line = false
+ij_java_method_parameters_wrap = off
+ij_java_modifier_list_wrap = false
+ij_java_names_count_to_use_import_on_demand = 3
+ij_java_new_line_after_lparen_in_record_header = false
+ij_java_parameter_annotation_wrap = normal
+ij_java_parentheses_expression_new_line_after_left_paren = false
+ij_java_parentheses_expression_right_paren_on_new_line = false
+ij_java_place_assignment_sign_on_next_line = false
+ij_java_prefer_longer_names = true
+ij_java_prefer_parameters_wrap = false
+ij_java_record_components_wrap = normal
+ij_java_repeat_synchronized = true
+ij_java_replace_instanceof_and_cast = false
+ij_java_replace_null_check = true
+ij_java_replace_sum_lambda_with_method_ref = true
+ij_java_resource_list_new_line_after_left_paren = false
+ij_java_resource_list_right_paren_on_new_line = false
+ij_java_resource_list_wrap = off
+ij_java_rparen_on_new_line_in_record_header = false
+ij_java_session_dd_suffix = EJB
+ij_java_session_eb_suffix = Bean
+ij_java_session_hi_suffix = Home
+ij_java_session_lhi_prefix = Local
+ij_java_session_lhi_suffix = Home
+ij_java_session_li_prefix = Local
+ij_java_session_si_suffix = Service
+ij_java_space_after_closing_angle_bracket_in_type_argument = false
+ij_java_space_after_colon = true
+ij_java_space_after_comma = true
+ij_java_space_after_comma_in_type_arguments = true
+ij_java_space_after_for_semicolon = true
+ij_java_space_after_quest = true
+ij_java_space_after_type_cast = true
+ij_java_space_before_annotation_array_initializer_left_brace = false
+ij_java_space_before_annotation_parameter_list = false
+ij_java_space_before_array_initializer_left_brace = false
+ij_java_space_before_catch_keyword = true
+ij_java_space_before_catch_left_brace = true
+ij_java_space_before_catch_parentheses = true
+ij_java_space_before_class_left_brace = true
+ij_java_space_before_colon = true
+ij_java_space_before_colon_in_foreach = true
+ij_java_space_before_comma = false
+ij_java_space_before_do_left_brace = true
+ij_java_space_before_else_keyword = true
+ij_java_space_before_else_left_brace = true
+ij_java_space_before_finally_keyword = true
+ij_java_space_before_finally_left_brace = true
+ij_java_space_before_for_left_brace = true
+ij_java_space_before_for_parentheses = true
+ij_java_space_before_for_semicolon = false
+ij_java_space_before_if_left_brace = true
+ij_java_space_before_if_parentheses = true
+ij_java_space_before_method_call_parentheses = false
+ij_java_space_before_method_left_brace = true
+ij_java_space_before_method_parentheses = false
+ij_java_space_before_opening_angle_bracket_in_type_parameter = false
+ij_java_space_before_quest = true
+ij_java_space_before_switch_left_brace = true
+ij_java_space_before_switch_parentheses = true
+ij_java_space_before_synchronized_left_brace = true
+ij_java_space_before_synchronized_parentheses = true
+ij_java_space_before_try_left_brace = true
+ij_java_space_before_try_parentheses = true
+ij_java_space_before_type_parameter_list = false
+ij_java_space_before_while_keyword = true
+ij_java_space_before_while_left_brace = true
+ij_java_space_before_while_parentheses = true
+ij_java_space_inside_one_line_enum_braces = false
+ij_java_space_within_empty_array_initializer_braces = false
+ij_java_space_within_empty_method_call_parentheses = false
+ij_java_space_within_empty_method_parentheses = false
+ij_java_spaces_around_additive_operators = true
+ij_java_spaces_around_assignment_operators = true
+ij_java_spaces_around_bitwise_operators = true
+ij_java_spaces_around_equality_operators = true
+ij_java_spaces_around_lambda_arrow = true
+ij_java_spaces_around_logical_operators = true
+ij_java_spaces_around_method_ref_dbl_colon = false
+ij_java_spaces_around_multiplicative_operators = true
+ij_java_spaces_around_relational_operators = true
+ij_java_spaces_around_shift_operators = true
+ij_java_spaces_around_type_bounds_in_type_parameters = true
+ij_java_spaces_around_unary_operator = false
+ij_java_spaces_within_angle_brackets = false
+ij_java_spaces_within_annotation_parentheses = false
+ij_java_spaces_within_array_initializer_braces = false
+ij_java_spaces_within_braces = false
+ij_java_spaces_within_brackets = false
+ij_java_spaces_within_cast_parentheses = false
+ij_java_spaces_within_catch_parentheses = false
+ij_java_spaces_within_for_parentheses = false
+ij_java_spaces_within_if_parentheses = false
+ij_java_spaces_within_method_call_parentheses = false
+ij_java_spaces_within_method_parentheses = false
+ij_java_spaces_within_parentheses = false
+ij_java_spaces_within_record_header = false
+ij_java_spaces_within_switch_parentheses = false
+ij_java_spaces_within_synchronized_parentheses = false
+ij_java_spaces_within_try_parentheses = false
+ij_java_spaces_within_while_parentheses = false
+ij_java_special_else_if_treatment = true
+ij_java_subclass_name_suffix = Impl
+ij_java_ternary_operation_signs_on_next_line = false
+ij_java_ternary_operation_wrap = off
+ij_java_test_name_suffix = Test
+ij_java_throws_keyword_wrap = normal
+ij_java_throws_list_wrap = off
+ij_java_use_external_annotations = false
+ij_java_use_fq_class_names = false
+ij_java_use_relative_indents = false
+ij_java_use_single_class_imports = true
+ij_java_variable_annotation_wrap = normal
+ij_java_visibility = public
+ij_java_while_brace_force = never
+ij_java_while_on_new_line = false
+ij_java_wrap_comments = false
+ij_java_wrap_first_method_in_call_chain = false
+ij_java_wrap_long_lines = false

.github/workflows/build.yml

@@ -1,20 +1,41 @@
-name: Compiling
+name: build
-
 on:
-  push:
+    push:
-  pull_request:
+        paths-ignore:
+            - '.github/**'
+            - '*.md'
+        tags-ignore:
+            - '*'
+    pull_request:
+        paths-ignore:
+            - '.github/**'
+            - '*.md'
 
 jobs:
-  build:
+    build:
+        runs-on: ubuntu-latest
+        
+        steps:
+            -   uses: actions/checkout@v4
 
-    runs-on: ubuntu-latest
+            -   uses: actions/setup-java@v4
+                with:
+                    distribution: temurin
+                    java-version: 21
 
-    steps:
+            -   name: Setup Gradle
-    - name: Compile
+                uses: gradle/actions/setup-gradle@v3
-      uses: Ruochenfu2011/compilation@v1
+                with:
-      
+                    cache-read-only: false
-    - name: Archive Artifacts
+
-      uses: actions/upload-artifact@v2
+            -   name: Change wrapper permissions
-      with:
+                run: chmod +x ./gradlew
-        name: Artifacts
+
-        path: ./build/libs
+            -   name: Run build with Gradle Wrapper
+                run: ./gradlew build
+
+            -   name: Upload built JARs
+                uses: actions/upload-artifact@v4
+                with:
+                    name: skin-restorer-artifacts
+                    path: ./*/build/libs/*.jar

.github/workflows/release.yml

@@ -0,0 +1,39 @@
+name: release
+on:
+    push:
+        tags:
+            - "v*"
+    workflow_dispatch:
+
+jobs:
+    release:
+        environment: release
+        runs-on: ubuntu-latest
+        
+        steps:
+            -   uses: actions/checkout@v4
+
+            -   uses: actions/setup-java@v4
+                with:
+                    distribution: temurin
+                    java-version: 21
+
+            -   name: Setup Gradle
+                uses: gradle/actions/setup-gradle@v3
+                with:
+                    cache-read-only: false
+
+            -   name: Change wrapper permissions
+                run: chmod +x ./gradlew
+
+            -   name: Publish to CurseForge, Modrinth
+                run: ./gradlew build publishMods
+                env:
+                    CURSEFORGE_API_KEY: ${{ secrets.CURSEFORGE_API_KEY }}
+                    MODRINTH_TOKEN: ${{ secrets.MODRINTH_TOKEN }}
+
+            -   name: Upload built JARs
+                uses: actions/upload-artifact@v4
+                with:
+                    name: skin-restorer-artifacts
+                    path: ./*/build/libs/*.jar

.gitignore

@@ -28,6 +28,5 @@ bin/
 
 *.DS_Store
 
-# fabric
+.architectury-transformer/
-
 run/

CHANGELOG.md

@@ -0,0 +1,70 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [2.0.2] - 2024-08-04
+### Added
+- Backported to minecraft 1.20-1.20.2
+- [Forge] Added support for Forge
+### Changed
+- Changed minimum java version to 17 for minecraft 1.20-1.20.4
+
+## [2.0.1] - 2024-07-16
+### Added
+- Added Traditional Chinese translation ([#24](https://github.com/Suiranoil/SkinRestorer/pull/24)) - *yichifauzi*, *notlin4*
+### Fixed
+- Fixed concurrent modification exception
+
+## [2.0.0] - 2024-07-03
+### Added
+- Added support for NeoForge
+- Added support for singleplayer
+- Added ely.by skin provider
+- Added `/skin refresh` command to get up-to-date skin
+- Added `/skin reset` command to remove skin data
+- Added proper support for secure servers
+- Added support for permissions api
+- Added translations
+### Changed
+- Changed to save skin data per world
+### Fixed
+- Fixed entity flickering on skin reload
+- Fixed player being left in invalid state on skin reload if on death screen
+
+## [1.2.6] - 2024-06-25
+### Added
+- Added support for command blocks
+### Changed
+- Changed to better skin refresh logic
+### Fixed
+- Fixed no permission level for /skin clear targets
+- Fixed loading world screen on skin change
+
+## [1.2.4] - 2023-09-30
+### Fixed
+- Fixed player stops riding entity with skin change
+- Fixed armor and hand items not displaying with skin change
+
+## [1.2.3] - 2023-06-10
+### Changed
+- Updated to 1.20-1.20.1
+
+## [1.2.2] - 2022-12-21
+### Changed
+- Updated to 1.19.3
+
+## [1.2.1] - 2022-11-24
+### Fixed
+- Fixed incorrect filepath resolvement on linux systems
+
+## [1.2.0] - 2022-11-18
+### Added
+- Added support for fake players ([#4](https://github.com/Suiranoil/SkinRestorer/pull/4)) - *CaveNightingale*
+### Changed
+- Allow player to apply their skin changes immediately ([#4](https://github.com/Suiranoil/SkinRestorer/pull/4)) - _CaveNightingale_
+
+## [1.0.4] - 2021-08-28
+### Fixed
+- Fixed "invalid player data" exception

CHANGELOG_LATEST.md

@@ -0,0 +1,5 @@
+### Added
+- Backported to minecraft 1.20-1.20.2
+- [Forge] Added support for Forge
+### Changed
+- Changed minimum java version to 17 for minecraft 1.20-1.20.4

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2021 LionariusPy
+Copyright (c) 2021-2024 Lionarius
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,6 +1,58 @@
 # SkinRestorer
-This is a server-side only mod for fabric.
 
-It allows you to use and change skins on servers that are in offline/insecure mode.
+![a](https://cf.way2muchnoise.eu/versions/skinrestorer.svg)
+![Enviroment](https://img.shields.io/badge/enviroment-server-orangered)
+[![CurseForge Downloads](https://cf.way2muchnoise.eu/skinrestorer.svg)](https://www.curseforge.com/minecraft/mc-mods/skinrestorer)
+[![Modrinth Downloads](https://img.shields.io/modrinth/dt/skinrestorer?logo=modrinth&label=&suffix=%20&style=flat&color=242629&labelColor=5ca424&logoColor=1c1c1c)](https://modrinth.com/mod/skinrestorer)
 
-After installation on server use /skin command to change skin. 
+SkinRestorer is a **server-side** only mod for Fabric that allows players to use and change skins on servers running in
+offline/insecure mode.
+
+## Features
+
+- **Set Skins from Mojang Account**: Fetch and apply skins using a valid Minecraft account name.
+- **Set Skins from URL**: Apply skins from any image URL, supporting both classic (Steve) and slim (Alex) skin models.
+
+## Command Usage Guide
+
+### Set Mojang Skin
+
+```
+/skin set mojang <username> [<targets>]
+```
+
+- **Parameters:**
+    - `<username>`: Minecraft account name to fetch the skin from.
+    - `[<targets>]`: (Optional, server operators only) Player(s) to apply the skin to.
+
+### Set Web Skin
+
+```
+/skin set web (classic|slim) "<url>" [<targets>]
+```
+
+- **Parameters:**
+    - `(classic|slim)`: Type of the skin model (`classic` for Steve model, `slim` for Alex model).
+    - `"<url>"`: URL pointing to the skin image file (ensure it follows Minecraft's skin size and format requirements).
+    - `[<targets>]`: (Optional, server operators only) Player(s) to apply the skin to.
+
+### Clear Skin
+
+```
+/skin clear [<targets>]
+```
+
+- **Parameters:**
+    - `[<targets>]`: (Optional, server operators only) Player(s) to clear the skin for.
+
+### Notes:
+
+- If `targets` is not specified, the command will apply to the player executing the command.
+
+### Examples:
+
+```
+/skin set mojang Notch
+/skin set web classic "https://example.com/skin.png"
+/skin clear @a
+```

build.gradle

@@ -1,78 +1,13 @@
 plugins {
-	id 'fabric-loom' version '1.0-SNAPSHOT'
+    // see https://fabricmc.net/develop/ for new versions
-	id 'maven-publish'
+    id 'fabric-loom' version '1.7-SNAPSHOT' apply false
-}
+    // see https://projects.neoforged.net/neoforged/neogradle for new versions
-
+    id 'net.neoforged.gradle.userdev' version '7.0.153' apply false
-sourceCompatibility = JavaVersion.VERSION_17
+    // see https://files.minecraftforge.net/net/minecraftforge/gradle/ForgeGradle/ for new versions
-targetCompatibility = JavaVersion.VERSION_17
+    id 'net.minecraftforge.gradle' version '6.0.26' apply false
-
+    id 'org.parchmentmc.librarian.forgegradle' version '1.+' apply false
-archivesBaseName = project.archives_base_name
+
-version = project.mod_version
+    id 'org.spongepowered.mixin' version '0.7-SNAPSHOT' apply false
-group = project.maven_group
+
-
+    id 'me.modmuss50.mod-publish-plugin' version '0.6.3' apply false
-repositories {
-	// Add repositories to retrieve artifacts from in here.
-	// You should only use this when depending on other mods because
-	// Loom adds the essential maven repositories to download Minecraft and libraries from automatically.
-	// See https://docs.gradle.org/current/userguide/declaring_repositories.html
-	// for more information about repositories.
-	maven { url = "https://masa.dy.fi/maven" }
-}
-
-dependencies {
-	// To change the versions see the gradle.properties file
-	minecraft "com.mojang:minecraft:${project.minecraft_version}"
-	mappings "net.fabricmc:yarn:${project.yarn_mappings}:v2"
-	modImplementation "net.fabricmc:fabric-loader:${project.loader_version}"
-
-	// PSA: Some older mods, compiled on Loom 0.2.1, might have outdated Maven POMs.
-	// You may need to force-disable transitiveness on them.
-}
-
-processResources {
-	inputs.property "version", project.version
-
-	filesMatching("fabric.mod.json") {
-		expand "version": project.version
-	}
-}
-
-tasks.withType(JavaCompile).configureEach {
-	// ensure that the encoding is set to UTF-8, no matter what the system default is
-	// this fixes some edge cases with special characters not displaying correctly
-	// see http://yodaconditions.net/blog/fix-for-java-file-encoding-problems-with-gradle.html
-	// If Javadoc is generated, this must be specified in that task too.
-	it.options.encoding = "UTF-8"
-
-	it.options.release = 17
-}
-
-java {
-	// Loom will automatically attach sourcesJar to a RemapSourcesJar task and to the "build" task
-	// if it is present.
-	// If you remove this line, sources will not be generated.
-	withSourcesJar()
-}
-
-jar {
-	from("LICENSE") {
-		rename { "${it}_${project.archivesBaseName}"}
-	}
-}
-
-// configure the maven publication
-publishing {
-	publications {
-		mavenJava(MavenPublication) {
-			from components.java
-		}
-	}
-
-	// See https://docs.gradle.org/current/userguide/publishing_maven.html for information on how to set up publishing.
-	repositories {
-		// Add repositories to publish to here.
-		// Notice: This block does NOT have the same function as the block in the top level.
-		// The repositories here will be used for publishing your artifact, not for
-		// retrieving dependencies.
-	}
 }

buildSrc/build.gradle

@@ -0,0 +1,3 @@
+plugins {
+    id 'groovy-gradle-plugin'
+}

buildSrc/src/main/groovy/multiloader-common.gradle

@@ -0,0 +1,107 @@
+plugins {
+    id 'java-library'
+}
+
+base {
+    archivesName = "${mod_id}-${project.name}"
+    version = "${mod_version}+${minecraft_version}"
+}
+
+java {
+    toolchain.languageVersion = JavaLanguageVersion.of(java_version)
+    withSourcesJar()
+}
+
+repositories {
+    mavenCentral()
+    maven {
+        name = 'ParchmentMC'
+        url = 'https://maven.parchmentmc.org'
+    }
+    maven {
+        name = 'Fabric'
+        url = 'https://maven.fabricmc.net'
+    }
+    maven {
+        name = 'Forge'
+        url = 'https://maven.minecraftforge.net'
+    }
+    maven {
+        name = 'NeoForge'
+        url = 'https://maven.neoforged.net/releases'
+    }
+    exclusiveContent {
+        forRepository {
+            maven {
+                name = 'Sponge'
+                url = 'https://repo.spongepowered.org/repository/maven-public'
+            }
+        }
+        filter {
+            includeGroupAndSubgroups('org.spongepowered')
+        }
+    }
+}
+
+// Declare capabilities on the outgoing configurations.
+// Read more about capabilities here: https://docs.gradle.org/current/userguide/component_capabilities.html#sec:declaring-additional-capabilities-for-a-local-component
+['apiElements', 'runtimeElements', 'sourcesElements'].each { variant ->
+    configurations."$variant".outgoing {
+        capability("$group:${base.archivesName.get()}:$version")
+        capability("$group:$mod_id-${project.name}:$version")
+        capability("$group:$mod_id:$version")
+    }
+}
+
+sourcesJar {
+    from(rootProject.file('LICENSE')) {
+        rename { "${it}_${mod_name}" }
+    }
+}
+
+jar {
+    from(rootProject.file('LICENSE')) {
+        rename { "${it}_${mod_name}" }
+    }
+
+    manifest {
+        attributes([
+                'Specification-Title'   : mod_name,
+                'Specification-Vendor'  : mod_author,
+                'Specification-Version' : project.jar.archiveVersion,
+                'Implementation-Title'  : project.name,
+                'Implementation-Version': project.jar.archiveVersion,
+                'Implementation-Vendor' : mod_author,
+                'Built-On-Minecraft'    : minecraft_version
+        ])
+    }
+}
+
+processResources {
+    def expandProps = [
+            'version'                      : version,
+            'group'                        : project.group, //Else we target the task's group.
+            'minecraft_version'            : minecraft_version,
+            'minecraft_version_range'      : minecraft_version_range,
+            'fabric_loader_version'        : fabric_loader_version,
+            'mod_name'                     : mod_name,
+            'mod_author'                   : mod_author,
+            'mod_id'                       : mod_id,
+            'mod_homepage'                 : mod_homepage,
+            'mod_sources'                  : mod_sources,
+            'mod_issues'                   : mod_issues,
+            'license'                      : license,
+            'description'                  : project.description,
+            'forge_version'                : forge_version,
+            'forge_loader_version_range'   : forge_loader_version_range,
+            'neoforge_version'             : neoforge_version,
+            'neoforge_loader_version_range': neoforge_loader_version_range,
+            'credits'                      : credits,
+            'java_version'                 : java_version
+    ]
+
+    filesMatching(['pack.mcmeta', 'fabric.mod.json', 'META-INF/mods.toml', 'META-INF/neoforge.mods.toml', '*.mixins.json']) {
+        expand expandProps
+    }
+    inputs.properties(expandProps)
+}

buildSrc/src/main/groovy/multiloader-loader.gradle

@@ -0,0 +1,39 @@
+plugins {
+    id 'multiloader-common'
+}
+
+configurations {
+    commonJava{
+        canBeResolved = true
+    }
+    commonResources{
+        canBeResolved = true
+    }
+}
+
+dependencies {
+    compileOnly(project(':common')) {
+        capabilities {
+            requireCapability "$group:$mod_id"
+        }
+    }
+    commonJava project(path: ':common', configuration: 'commonJava')
+    commonResources project(path: ':common', configuration: 'commonResources')
+}
+
+tasks.named('compileJava', JavaCompile) {
+    dependsOn(configurations.commonJava)
+    source(configurations.commonJava)
+}
+
+processResources {
+    dependsOn(configurations.commonResources)
+    from(configurations.commonResources)
+}
+
+tasks.named('sourcesJar', Jar) {
+    dependsOn(configurations.commonJava)
+    from(configurations.commonJava)
+    dependsOn(configurations.commonResources)
+    from(configurations.commonResources)
+}

buildSrc/src/main/groovy/multiloader-publish.gradle

@@ -0,0 +1,35 @@
+plugins {
+    id "me.modmuss50.mod-publish-plugin"
+}
+
+publishMods {
+    if (project.name == 'fabric')
+        file = remapJar.archiveFile
+    else
+        file = jar.archiveFile
+
+    modLoaders.add(project.name)
+    type = STABLE
+    version = project.version
+    displayName = "[${project.name.capitalize()}] ${mod_name} ${mod_version}"
+    changelog = rootProject.file('CHANGELOG_LATEST.md').text
+
+    curseforge {
+        projectId = curseforge_id
+
+        dryRun = providers.environmentVariable("CURSEFORGE_API_KEY").getOrNull() == null
+        accessToken = providers.environmentVariable("CURSEFORGE_API_KEY")
+
+        minecraftVersions.addAll(minecraft_version_list.split(','))
+        serverRequired = true
+    }
+
+    modrinth {
+        projectId = modrinth_id
+
+        dryRun = providers.environmentVariable("MODRINTH_TOKEN").getOrNull() == null
+        accessToken = providers.environmentVariable("MODRINTH_TOKEN")
+
+        minecraftVersions.addAll(minecraft_version_list.split(','))
+    }
+}

common/build.gradle

@@ -0,0 +1,41 @@
+plugins {
+    id 'multiloader-common'
+    
+    id 'fabric-loom'
+}
+
+dependencies {
+    minecraft "com.mojang:minecraft:${minecraft_version}"
+    mappings loom.layered {
+        officialMojangMappings()
+        parchment("org.parchmentmc.data:parchment-${parchment_minecraft}:${parchment_version}@zip")
+    }
+    compileOnly group: 'org.spongepowered', name: 'mixin', version: '0.8.5'
+}
+
+loom {
+    def aw = project.file("src/main/resources/${mod_id}.accesswidener")
+    if (aw.exists()) {
+        accessWidenerPath.set(aw)
+    }
+    
+    mixin {
+        useLegacyMixinAp = false
+    }
+}
+
+configurations {
+    commonJava {
+        canBeResolved = false
+        canBeConsumed = true
+    }
+    commonResources {
+        canBeResolved = false
+        canBeConsumed = true
+    }
+}
+
+artifacts {
+    commonJava sourceSets.main.java.sourceDirectories.singleFile
+    commonResources sourceSets.main.resources.sourceDirectories.singleFile
+}

common/gradle.properties

@@ -0,0 +1 @@
+fabric.loom.dontRemap = true

common/src/main/java/net/lionarius/skinrestorer/SkinRestorer.java

@@ -0,0 +1,140 @@
+package net.lionarius.skinrestorer;
+
+import com.mojang.authlib.GameProfile;
+import net.lionarius.skinrestorer.config.Config;
+import net.lionarius.skinrestorer.skin.SkinIO;
+import net.lionarius.skinrestorer.skin.SkinStorage;
+import net.lionarius.skinrestorer.skin.SkinValue;
+import net.lionarius.skinrestorer.skin.provider.*;
+import net.lionarius.skinrestorer.translation.Translation;
+import net.lionarius.skinrestorer.util.FileUtils;
+import net.lionarius.skinrestorer.util.PlayerUtils;
+import net.lionarius.skinrestorer.util.Result;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.world.level.storage.LevelResource;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.nio.file.Path;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Optional;
+import java.util.concurrent.CompletableFuture;
+
+public final class SkinRestorer {
+    public static final String MOD_ID = "skinrestorer";
+    public static final Logger LOGGER = LoggerFactory.getLogger("SkinRestorer");
+    
+    private static final SkinProviderRegistry providersRegistry = new SkinProviderRegistry();
+    private static SkinStorage skinStorage;
+    private static Path configDir;
+    private static Config config;
+    
+    private SkinRestorer() {}
+    
+    public static SkinStorage getSkinStorage() {
+        return SkinRestorer.skinStorage;
+    }
+    
+    public static Path getConfigDir() {
+        return SkinRestorer.configDir;
+    }
+    
+    public static Config getConfig() {
+        return SkinRestorer.config;
+    }
+    
+    public static SkinProviderRegistry getProvidersRegistry() {
+        return SkinRestorer.providersRegistry;
+    }
+    
+    public static Optional<SkinProvider> getProvider(String name) {
+        return Optional.ofNullable(SkinRestorer.providersRegistry.get(name));
+    }
+    
+    public static void onInitialize(Path rootConfigDir) {
+        SkinRestorer.configDir = rootConfigDir.resolve(SkinRestorer.MOD_ID);
+        SkinRestorer.reloadConfig();
+        
+        SkinRestorer.providersRegistry.register(EmptySkinProvider.PROVIDER_NAME, SkinProvider.EMPTY, false);
+        SkinRestorer.providersRegistry.register(MojangSkinProvider.PROVIDER_NAME, SkinProvider.MOJANG);
+        SkinRestorer.providersRegistry.register(ElyBySkinProvider.PROVIDER_NAME, SkinProvider.ELY_BY);
+        SkinRestorer.providersRegistry.register(MineskinSkinProvider.PROVIDER_NAME, SkinProvider.MINESKIN);
+    }
+    
+    public static void onServerStarted(MinecraftServer server) {
+        Path worldSkinDirectory = server.getWorldPath(LevelResource.ROOT).resolve(SkinRestorer.MOD_ID);
+        FileUtils.tryMigrateOldSkinDirectory(worldSkinDirectory);
+        
+        SkinRestorer.skinStorage = new SkinStorage(new SkinIO(worldSkinDirectory));
+    }
+    
+    public static void reloadConfig() {
+        SkinRestorer.config = Config.load(SkinRestorer.getConfigDir());
+        Translation.reloadTranslations();
+    }
+    
+    public static String resource(String name) {
+        return String.format("/assets/%s/%s", SkinRestorer.MOD_ID, name);
+    }
+    
+    public static Collection<ServerPlayer> applySkin(MinecraftServer server, Iterable<GameProfile> targets, SkinValue value, boolean save) {
+        var acceptedPlayers = new HashSet<ServerPlayer>();
+        
+        for (var profile : targets) {
+            if (!SkinRestorer.getSkinStorage().hasSavedSkin(profile.getId()))
+                value = value.setOriginalValue(PlayerUtils.getPlayerSkin(profile));
+            
+            if (save)
+                SkinRestorer.getSkinStorage().setSkin(profile.getId(), value);
+            
+            if (PlayerUtils.areSkinPropertiesEquals(value.value(), PlayerUtils.getPlayerSkin(profile)))
+                continue;
+            
+            PlayerUtils.applyRestoredSkin(profile, value.value());
+            
+            var player = server.getPlayerList().getPlayer(profile.getId());
+            if (player == null)
+                continue;
+            
+            PlayerUtils.refreshPlayer(player);
+            acceptedPlayers.add(player);
+        }
+        
+        return acceptedPlayers;
+    }
+    
+    public static Collection<ServerPlayer> applySkin(MinecraftServer server, Iterable<GameProfile> targets, SkinValue value) {
+        return SkinRestorer.applySkin(server, targets, value, true);
+    }
+    
+    public static CompletableFuture<Result<Collection<ServerPlayer>, String>> setSkinAsync(
+            MinecraftServer server,
+            Collection<GameProfile> targets,
+            SkinProviderContext context,
+            boolean save
+    ) {
+        return CompletableFuture.supplyAsync(
+                        () -> SkinRestorer.getProvider(context.name()).map(provider -> provider.getSkin(context.argument(), context.variant()))
+                )
+                .thenApplyAsync(result -> {
+                    if (result.isEmpty())
+                        return Result.<Collection<ServerPlayer>, String>error("provider '" + context.name() + "' is not registered");
+                    
+                    var skinResult = result.get();
+                    if (skinResult.isError())
+                        return Result.<Collection<ServerPlayer>, String>error(skinResult.getErrorValue().getMessage());
+                    
+                    var skinValue = SkinValue.fromProviderContextWithValue(context, skinResult.getSuccessValue().orElse(null));
+                    
+                    var acceptedPlayers = SkinRestorer.applySkin(server, targets, skinValue, save);
+                    
+                    return Result.<Collection<ServerPlayer>, String>success(acceptedPlayers);
+                }, server)
+                .exceptionally(e -> {
+                    SkinRestorer.LOGGER.error(e.toString());
+                    return Result.error(e.getMessage());
+                });
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/command/SkinCommand.java

@@ -0,0 +1,249 @@
+package net.lionarius.skinrestorer.command;
+
+import com.mojang.authlib.GameProfile;
+import com.mojang.brigadier.CommandDispatcher;
+import com.mojang.brigadier.arguments.StringArgumentType;
+import com.mojang.brigadier.builder.ArgumentBuilder;
+import com.mojang.brigadier.builder.LiteralArgumentBuilder;
+import com.mojang.brigadier.builder.RequiredArgumentBuilder;
+import com.mojang.brigadier.context.CommandContext;
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.skin.SkinValue;
+import net.lionarius.skinrestorer.skin.SkinVariant;
+import net.lionarius.skinrestorer.skin.provider.MojangSkinProvider;
+import net.lionarius.skinrestorer.skin.provider.SkinProvider;
+import net.lionarius.skinrestorer.skin.provider.SkinProviderContext;
+import net.lionarius.skinrestorer.translation.Translation;
+import net.lionarius.skinrestorer.util.PlayerUtils;
+import net.minecraft.commands.CommandSourceStack;
+import net.minecraft.commands.arguments.GameProfileArgument;
+import net.minecraft.server.level.ServerPlayer;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.function.BiFunction;
+import java.util.function.Function;
+import java.util.function.Supplier;
+
+import static net.minecraft.commands.Commands.argument;
+import static net.minecraft.commands.Commands.literal;
+
+public final class SkinCommand {
+    
+    private SkinCommand() {}
+    
+    public static void register(CommandDispatcher<CommandSourceStack> dispatcher) {
+        LiteralArgumentBuilder<CommandSourceStack> base =
+                literal("skin")
+                        .then(buildSetSubcommand("clear", SkinValue.EMPTY::toProviderContext))
+                        .then(literal("reset")
+                                .executes(context -> resetSubcommand(context.getSource()))
+                                .then(makeTargetsArgument(
+                                        (context, profiles) -> resetSubcommand(context.getSource(), profiles, true)
+                                )))
+                        .then(literal("refresh").executes(context -> refreshSubcommand(context.getSource())));
+        
+        LiteralArgumentBuilder<CommandSourceStack> set = literal("set");
+        
+        var providers = SkinRestorer.getProvidersRegistry().getPublicProviders();
+        for (var entry : providers)
+            set.then(buildSetSubcommand(entry.first(), entry.second()));
+        
+        base.then(set);
+        
+        dispatcher.register(base);
+    }
+    
+    private static int refreshSubcommand(
+            CommandSourceStack src
+    ) {
+        var player = src.getPlayer();
+        if (player == null)
+            return 0;
+        
+        var profile = player.getGameProfile();
+        
+        SkinProviderContext context = null;
+        var save = true;
+        if (!SkinRestorer.getSkinStorage().hasSavedSkin(profile.getId())) {
+            if (profile.getProperties().containsKey(PlayerUtils.TEXTURES_KEY)) {
+                save = false;
+                context = MojangSkinProvider.skinProviderContextFromProfile(profile);
+            }
+        } else {
+            context = SkinRestorer.getSkinStorage().getSkin(profile.getId()).toProviderContext();
+        }
+        
+        if (context == null)
+            return 0;
+        
+        return SkinCommand.setSubcommand(src, Collections.singleton(profile), context, save, false);
+    }
+    
+    private static int resetSubcommand(
+            CommandSourceStack src,
+            Collection<GameProfile> targets,
+            boolean setByOperator
+    ) {
+        Collection<ServerPlayer> updatedPlayers = new HashSet<>();
+        for (var profile : targets) {
+            SkinValue skin = null;
+            if (SkinRestorer.getSkinStorage().hasSavedSkin(profile.getId()))
+                skin = SkinRestorer.getSkinStorage().getSkin(profile.getId()).replaceValueWithOriginal();
+            
+            if (skin == null)
+                continue;
+            
+            var updatedPlayer = SkinRestorer.applySkin(src.getServer(), Collections.singleton(profile), skin, false);
+            SkinRestorer.getSkinStorage().deleteSkin(profile.getId());
+            
+            updatedPlayers.addAll(updatedPlayer);
+        }
+        
+        SkinCommand.sendResponse(src, updatedPlayers, setByOperator);
+        
+        return targets.size();
+    }
+    
+    private static int resetSubcommand(
+            CommandSourceStack src
+    ) {
+        if (src.getPlayer() == null)
+            return 0;
+        
+        return resetSubcommand(src, Collections.singleton(src.getPlayer().getGameProfile()), false);
+    }
+    
+    private static int setSubcommand(
+            CommandSourceStack src,
+            Collection<GameProfile> targets,
+            SkinProviderContext context,
+            boolean save,
+            boolean setByOperator
+    ) {
+        src.sendSystemMessage(Translation.translatableWithFallback(Translation.COMMAND_SKIN_LOADING_KEY));
+        
+        SkinRestorer.setSkinAsync(src.getServer(), targets, context, save).thenAccept(result -> {
+            if (result.isError()) {
+                src.sendFailure(Translation.translatableWithFallback(
+                        Translation.COMMAND_SKIN_FAILED_KEY,
+                        result.getErrorValue()
+                ));
+                return;
+            }
+            
+            var updatedPlayers = result.getSuccessValue();
+            
+            SkinCommand.sendResponse(src, updatedPlayers, setByOperator);
+        });
+        
+        return targets.size();
+    }
+    
+    private static int setSubcommand(
+            CommandSourceStack src,
+            Collection<GameProfile> targets,
+            SkinProviderContext context,
+            boolean setByOperator
+    ) {
+        return SkinCommand.setSubcommand(src, targets, context, true, setByOperator);
+    }
+    
+    private static int setSubcommand(
+            CommandSourceStack src,
+            SkinProviderContext context
+    ) {
+        if (src.getPlayer() == null)
+            return 0;
+        
+        return setSubcommand(src, Collections.singleton(src.getPlayer().getGameProfile()), context, false);
+    }
+    
+    private static void sendResponse(CommandSourceStack src, Collection<ServerPlayer> updatedPlayers, boolean setByOperator) {
+        if (updatedPlayers.isEmpty()) {
+            src.sendSuccess(() -> Translation.translatableWithFallback(
+                    Translation.COMMAND_SKIN_NO_CHANGES_KEY
+            ), true);
+            return;
+        }
+        
+        if (setByOperator) {
+            var playersComponent = PlayerUtils.createPlayerListComponent(updatedPlayers);
+            
+            src.sendSuccess(() -> Translation.translatableWithFallback(
+                    Translation.COMMAND_SKIN_AFFECTED_PLAYERS_KEY,
+                    playersComponent
+            ), true);
+        } else {
+            src.sendSuccess(() -> Translation.translatableWithFallback(
+                    Translation.COMMAND_SKIN_OK_KEY
+            ), true);
+        }
+    }
+    
+    private static LiteralArgumentBuilder<CommandSourceStack> buildSetSubcommand(String name, SkinProvider provider) {
+        LiteralArgumentBuilder<CommandSourceStack> action = literal(name);
+        
+        if (provider.hasVariantSupport()) {
+            for (SkinVariant variant : SkinVariant.values()) {
+                action.then(
+                        literal(variant.toString())
+                                .then(buildSetSubcommandArgument(
+                                        argument(provider.getArgumentName(), StringArgumentType.string()),
+                                        context -> {
+                                            var argument = StringArgumentType.getString(context, provider.getArgumentName());
+                                            return new SkinProviderContext(name, argument, variant);
+                                        }
+                                ))
+                );
+            }
+        } else {
+            action.then(
+                    buildSetSubcommandArgument(
+                            argument(provider.getArgumentName(), StringArgumentType.string()),
+                            context -> {
+                                var argument = StringArgumentType.getString(context, provider.getArgumentName());
+                                return new SkinProviderContext(name, argument, null);
+                            }
+                    )
+            );
+        }
+        
+        return action;
+    }
+    
+    private static ArgumentBuilder<CommandSourceStack, LiteralArgumentBuilder<CommandSourceStack>> buildSetSubcommand(
+            String name,
+            Supplier<SkinProviderContext> supplier
+    ) {
+        return buildSetSubcommandArgument(literal(name), context -> supplier.get());
+    }
+    
+    private static <T extends ArgumentBuilder<CommandSourceStack, T>> ArgumentBuilder<CommandSourceStack, T> buildSetSubcommandArgument(
+            ArgumentBuilder<CommandSourceStack, T> argument,
+            Function<CommandContext<CommandSourceStack>, SkinProviderContext> provider
+    ) {
+        return argument
+                .executes(context -> setSubcommand(
+                        context.getSource(),
+                        provider.apply(context)
+                ))
+                .then(makeTargetsArgument(
+                        (context, targets) -> setSubcommand(
+                                context.getSource(),
+                                targets,
+                                provider.apply(context),
+                                true
+                        )
+                ));
+    }
+    
+    private static RequiredArgumentBuilder<CommandSourceStack, GameProfileArgument.Result> makeTargetsArgument(
+            BiFunction<CommandContext<CommandSourceStack>, Collection<GameProfile>, Integer> consumer
+    ) {
+        return argument("targets", GameProfileArgument.gameProfile())
+                .requires(source -> source.hasPermission(2))
+                .executes(context -> consumer.apply(context, GameProfileArgument.getGameProfiles(context, "targets")));
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/config/Config.java

@@ -0,0 +1,55 @@
+package net.lionarius.skinrestorer.config;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.util.FileUtils;
+import net.lionarius.skinrestorer.util.JsonUtils;
+
+import java.nio.file.Path;
+
+public final class Config {
+    
+    public static final String CONFIG_FILENAME = "config.json";
+    
+    
+    private String language = "en_us";
+    
+    private boolean fetchSkinOnFirstJoin = true;
+    
+    private String proxy = "";
+    
+    private long requestTimeout = 10;
+    
+    public String getLanguage() {
+        return this.language;
+    }
+    
+    public boolean fetchSkinOnFirstJoin() {
+        return this.fetchSkinOnFirstJoin;
+    }
+    
+    public String getProxy() {
+        return this.proxy;
+    }
+    
+    public long getRequestTimeout() {
+        return this.requestTimeout;
+    }
+    
+    public static Config load(Path path) {
+        var configFile = path.resolve(Config.CONFIG_FILENAME);
+        
+        Config config = null;
+        try {
+            config = JsonUtils.fromJson(FileUtils.readFile(configFile), Config.class);
+        } catch (Exception e) {
+            SkinRestorer.LOGGER.warn("Could not load config", e);
+        }
+        
+        if (config == null)
+            config = new Config();
+        
+        FileUtils.writeFile(path.resolve(Config.CONFIG_FILENAME), JsonUtils.toJson(config));
+        
+        return config;
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/mixin/ChunkMapAccessor.java

@@ -0,0 +1,13 @@
+package net.lionarius.skinrestorer.mixin;
+
+import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
+import net.minecraft.server.level.ChunkMap;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.gen.Accessor;
+
+@Mixin(ChunkMap.class)
+public interface ChunkMapAccessor {
+    
+    @Accessor
+    Int2ObjectMap<Object> getEntityMap();
+}

common/src/main/java/net/lionarius/skinrestorer/mixin/PlayerListMixin.java

@@ -0,0 +1,45 @@
+package net.lionarius.skinrestorer.mixin;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.minecraft.network.Connection;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.network.CommonListenerCookie;
+import net.minecraft.server.players.PlayerList;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.Collections;
+import java.util.List;
+
+@Mixin(PlayerList.class)
+public abstract class PlayerListMixin {
+    
+    @Shadow
+    public abstract List<ServerPlayer> getPlayers();
+    
+    @Shadow @Final
+    private MinecraftServer server;
+    
+    @Inject(method = "remove", at = @At("TAIL"))
+    private void remove(ServerPlayer player, CallbackInfo ci) {
+        SkinRestorer.getSkinStorage().removeSkin(player.getUUID());
+    }
+    
+    @Inject(method = "removeAll", at = @At("HEAD"))
+    private void removeAll(CallbackInfo ci) {
+        for (ServerPlayer player : getPlayers()) {
+            SkinRestorer.getSkinStorage().removeSkin(player.getUUID());
+        }
+    }
+    
+    @Inject(method = "placeNewPlayer", at = @At("HEAD"))
+    private void placeNewPlayer(Connection connection, ServerPlayer player, CommonListenerCookie cookie, CallbackInfo ci) {
+        if (SkinRestorer.getSkinStorage().hasSavedSkin(player.getUUID()))
+            SkinRestorer.applySkin(server, Collections.singleton(player.getGameProfile()), SkinRestorer.getSkinStorage().getSkin(player.getUUID()));
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/mixin/ServerLoginPacketListenerImplMixin.java

@@ -0,0 +1,71 @@
+package net.lionarius.skinrestorer.mixin;
+
+import com.mojang.authlib.GameProfile;
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.skin.SkinValue;
+import net.lionarius.skinrestorer.skin.provider.MojangSkinProvider;
+import net.lionarius.skinrestorer.skin.provider.SkinProviderContext;
+import net.lionarius.skinrestorer.util.PlayerUtils;
+import net.lionarius.skinrestorer.util.Result;
+import net.minecraft.server.network.ServerLoginPacketListenerImpl;
+import org.jetbrains.annotations.Nullable;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.Unique;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+import java.util.concurrent.CompletableFuture;
+
+@Mixin(ServerLoginPacketListenerImpl.class)
+public abstract class ServerLoginPacketListenerImplMixin {
+    
+    @Shadow @Nullable
+    private GameProfile authenticatedProfile;
+    
+    @Unique
+    private CompletableFuture<Void> skinrestorer_pendingSkin;
+    
+    @Inject(method = "verifyLoginAndFinishConnectionSetup", at = @At(value = "INVOKE",
+                                                                     target = "Lnet/minecraft/server/players/PlayerList;canPlayerLogin(Ljava/net/SocketAddress;Lcom/mojang/authlib/GameProfile;)Lnet/minecraft/network/chat/Component;"),
+            cancellable = true)
+    public void waitForSkin(CallbackInfo ci) {
+        if (skinrestorer_pendingSkin == null) {
+            skinrestorer_pendingSkin = CompletableFuture.supplyAsync(() -> {
+                assert authenticatedProfile != null;
+                var originalSkin = PlayerUtils.getPlayerSkin(authenticatedProfile);
+                
+                if (SkinRestorer.getSkinStorage().hasSavedSkin(authenticatedProfile.getId())) {
+                    if (originalSkin != null) { // update to the latest official skin
+                        var value = SkinRestorer.getSkinStorage().getSkin(authenticatedProfile.getId());
+                        SkinRestorer.getSkinStorage().setSkin(authenticatedProfile.getId(), value.setOriginalValue(originalSkin));
+                    }
+                    
+                    return null;
+                }
+                
+                if (originalSkin == null && SkinRestorer.getConfig().fetchSkinOnFirstJoin()) {
+                    SkinRestorer.LOGGER.debug("Fetching {}'s skin", authenticatedProfile.getName());
+                    
+                    var context = new SkinProviderContext(MojangSkinProvider.PROVIDER_NAME, authenticatedProfile.getName(), null);
+                    var result = SkinRestorer.getProvider(context.name()).map(
+                            provider -> provider.getSkin(context.argument(), context.variant())
+                    ).orElse(Result.ofNullable(null));
+                    
+                    if (!result.isError()) {
+                        var value = SkinValue.fromProviderContextWithValue(context, result.getSuccessValue().orElse(null));
+                        SkinRestorer.getSkinStorage().setSkin(authenticatedProfile.getId(), value);
+                    } else {
+                        SkinRestorer.LOGGER.warn("failed to fetch skin on first join", result.getErrorValue());
+                    }
+                }
+                
+                return null;
+            });
+        }
+        
+        if (!skinrestorer_pendingSkin.isDone())
+            ci.cancel();
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/mixin/TrackedEntityMixin.java

@@ -0,0 +1,22 @@
+package net.lionarius.skinrestorer.mixin;
+
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.network.ServerPlayerConnection;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.gen.Accessor;
+import org.spongepowered.asm.mixin.gen.Invoker;
+
+import java.util.Set;
+
+@Mixin(targets = "net.minecraft.server.level.ChunkMap$TrackedEntity")
+public interface TrackedEntityMixin {
+    
+    @Accessor
+    Set<ServerPlayerConnection> getSeenBy();
+    
+    @Invoker
+    void invokeRemovePlayer(ServerPlayer player);
+    
+    @Invoker
+    void invokeUpdatePlayer(ServerPlayer player);
+}

common/src/main/java/net/lionarius/skinrestorer/skin/SkinIO.java

@@ -0,0 +1,87 @@
+package net.lionarius.skinrestorer.skin;
+
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.provider.MineskinSkinProvider;
+import net.lionarius.skinrestorer.skin.provider.MojangSkinProvider;
+import net.lionarius.skinrestorer.util.FileUtils;
+import net.lionarius.skinrestorer.util.JsonUtils;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Objects;
+import java.util.UUID;
+
+public class SkinIO {
+    
+    public static final String FILE_EXTENSION = ".json";
+    
+    private final Path savePath;
+    
+    public SkinIO(Path savePath) {
+        this.savePath = savePath;
+    }
+    
+    public boolean skinExists(UUID uuid) {
+        return Files.exists(savePath.resolve(SkinIO.uuidToFilename(uuid)));
+    }
+    
+    public SkinValue loadSkin(UUID uuid) {
+        try {
+            var value = SkinIO.loadSkin(savePath.resolve(SkinIO.uuidToFilename(uuid)));
+            Objects.requireNonNull(value.provider());
+            return value;
+        } catch (Exception e) {
+            return SkinValue.EMPTY;
+        }
+    }
+    
+    private static SkinValue loadSkin(Path file) {
+        var json = FileUtils.readFile(file);
+        try {
+            return JsonUtils.fromJson(json, SkinValue.class);
+        } catch (Exception e) {
+            var property = JsonUtils.fromJson(json, Property.class);
+            return SkinIO.convertFromOldFormat(property);
+        }
+    }
+    
+    public void saveSkin(UUID uuid, SkinValue skin) {
+        FileUtils.writeFile(savePath.resolve(SkinIO.uuidToFilename(uuid)), JsonUtils.toJson(skin));
+    }
+    
+    public void deleteSkin(UUID uuid) {
+        FileUtils.deleteFile(savePath.resolve(SkinIO.uuidToFilename(uuid)));
+    }
+    
+    private static String uuidToFilename(UUID uuid) {
+        return uuid + FILE_EXTENSION;
+    }
+    
+    private static SkinValue convertFromOldFormat(Property property) {
+        try {
+            var propertyJson = Objects.requireNonNull(JsonUtils.skinPropertyToJson(property));
+            var textures = propertyJson.getAsJsonObject("textures");
+            
+            var capeTexture = textures.getAsJsonObject("CAPE");
+            if (capeTexture != null) {
+                var profileName = propertyJson.get("profileName").getAsString();
+                return new SkinValue(MojangSkinProvider.PROVIDER_NAME, profileName, null, property);
+            }
+            
+            var skinTexture = textures.getAsJsonObject("SKIN");
+            var url = skinTexture.get("url").getAsString();
+            
+            var variant = SkinVariant.CLASSIC;
+            var metadata = skinTexture.getAsJsonObject("metadata");
+            if (metadata != null) {
+                var model = metadata.get("model");
+                if (model != null && "slim".equals(model.getAsString()))
+                    variant = SkinVariant.SLIM;
+            }
+            
+            return new SkinValue(MineskinSkinProvider.PROVIDER_NAME, url, variant, property);
+        } catch (Exception e) {
+            return SkinValue.EMPTY;
+        }
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/SkinStorage.java

@@ -0,0 +1,53 @@
+package net.lionarius.skinrestorer.skin;
+
+import java.util.Map;
+import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class SkinStorage {
+    
+    private final Map<UUID, SkinValue> skinMap = new ConcurrentHashMap<>();
+    private final SkinIO skinIO;
+    
+    public SkinStorage(SkinIO skinIO) {
+        this.skinIO = skinIO;
+    }
+    
+    public boolean hasSavedSkin(UUID uuid) {
+        return this.skinMap.containsKey(uuid) || this.skinIO.skinExists(uuid);
+    }
+    
+    public SkinValue getSkin(UUID uuid) {
+        if (!skinMap.containsKey(uuid)) {
+            var skin = skinIO.loadSkin(uuid);
+            setSkin(uuid, skin);
+        }
+        
+        return skinMap.get(uuid);
+    }
+    
+    public void removeSkin(UUID uuid, boolean save) {
+        var skin = skinMap.remove(uuid);
+        if (skin != null && save)
+            skinIO.saveSkin(uuid, skin);
+    }
+    
+    public void removeSkin(UUID uuid) {
+        this.removeSkin(uuid, true);
+    }
+    
+    public void deleteSkin(UUID uuid) {
+        this.removeSkin(uuid, false);
+        this.skinIO.deleteSkin(uuid);
+    }
+    
+    public void setSkin(UUID uuid, SkinValue skin) {
+        if (skin == null)
+            skin = SkinValue.EMPTY;
+        
+        if (skinMap.containsKey(uuid) && skin.originalValue() == null)
+            skin = skin.setOriginalValue(skinMap.get(uuid).originalValue());
+        
+        skinMap.put(uuid, skin);
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/SkinValue.java

@@ -0,0 +1,33 @@
+package net.lionarius.skinrestorer.skin;
+
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.provider.EmptySkinProvider;
+import net.lionarius.skinrestorer.skin.provider.SkinProviderContext;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+public record SkinValue(@NotNull String provider, @Nullable String argument, @Nullable SkinVariant variant,
+                        @Nullable Property value, @Nullable Property originalValue) {
+    
+    public static final SkinValue EMPTY = new SkinValue(EmptySkinProvider.PROVIDER_NAME, null, null, null);
+    
+    public SkinValue(String provider, String argument, SkinVariant variant, Property value) {
+        this(provider, argument, variant, value, null);
+    }
+    
+    public static SkinValue fromProviderContextWithValue(SkinProviderContext context, Property value) {
+        return new SkinValue(context.name(), context.argument(), context.variant(), value);
+    }
+    
+    public SkinProviderContext toProviderContext() {
+        return new SkinProviderContext(this.provider, this.argument, this.variant);
+    }
+    
+    public SkinValue replaceValueWithOriginal() {
+        return new SkinValue(this.provider, this.argument, this.variant, this.originalValue, this.originalValue);
+    }
+    
+    public SkinValue setOriginalValue(Property originalValue) {
+        return new SkinValue(this.provider, this.argument, this.variant, this.value, originalValue);
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/SkinVariant.java

@@ -1,16 +1,16 @@
-package net.lionarius.skinrestorer.enums;
+package net.lionarius.skinrestorer.skin;
 
 public enum SkinVariant {
-
+    
     CLASSIC("classic"),
     SLIM("slim");
-
+    
     private final String name;
-
+    
     SkinVariant(String name) {
         this.name = name;
     }
-
+    
     @Override
     public String toString() {
         return name;

common/src/main/java/net/lionarius/skinrestorer/skin/provider/ElyBySkinProvider.java

@@ -0,0 +1,71 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import com.google.gson.JsonObject;
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.SkinVariant;
+import net.lionarius.skinrestorer.util.JsonUtils;
+import net.lionarius.skinrestorer.util.PlayerUtils;
+import net.lionarius.skinrestorer.util.Result;
+import net.lionarius.skinrestorer.util.WebUtils;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.http.HttpRequest;
+import java.util.Optional;
+
+public final class ElyBySkinProvider implements SkinProvider {
+    public static final String PROVIDER_NAME = "ely.by";
+    
+    private static final URI API_URI;
+    
+    static {
+        try {
+            API_URI = new URI("http://skinsystem.ely.by/");
+        } catch (URISyntaxException e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+    
+    @Override
+    public String getArgumentName() {
+        return "username";
+    }
+    
+    @Override
+    public boolean hasVariantSupport() {
+        return false;
+    }
+    
+    @Override
+    public Result<Optional<Property>, Exception> getSkin(String username, SkinVariant variant) {
+        try {
+            var profile = ElyBySkinProvider.getElyByProfile(username);
+            
+            var properties = profile.getAsJsonArray("properties");
+            var textures = PlayerUtils.findTexturesProperty(properties);
+            
+            return Result.ofNullable(textures);
+        } catch (Exception e) {
+            return Result.error(e);
+        }
+    }
+    
+    private static JsonObject getElyByProfile(String username) throws IOException {
+        var request = HttpRequest.newBuilder()
+                .uri(ElyBySkinProvider.API_URI
+                        .resolve("textures/signed/")
+                        .resolve(username + "?unsigned=false")
+                )
+                .GET()
+                .build();
+        
+        var response = WebUtils.executeRequest(request);
+        WebUtils.throwOnClientErrors(response);
+        
+        if (response.statusCode() != 200)
+            throw new IllegalArgumentException("no profile with name " + username);
+        
+        return JsonUtils.parseJson(response.body());
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/provider/EmptySkinProvider.java

@@ -0,0 +1,31 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.SkinVariant;
+import net.lionarius.skinrestorer.util.Result;
+
+import java.util.Optional;
+
+public final class EmptySkinProvider implements SkinProvider {
+    
+    public static final String PROVIDER_NAME = "empty";
+    
+    @Override
+    public String getArgumentName() {
+        return "placeholder";
+    }
+    
+    @Override
+    public boolean hasVariantSupport() {
+        return false;
+    }
+    
+    @Override
+    public Result<Optional<Property>, Exception> getSkin(String argument, SkinVariant variant) {
+        return this.getSkin();
+    }
+    
+    public Result<Optional<Property>, Exception> getSkin() {
+        return Result.ofNullable(null);
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/provider/MineskinSkinProvider.java

@@ -0,0 +1,71 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import com.google.gson.JsonObject;
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.SkinVariant;
+import net.lionarius.skinrestorer.util.JsonUtils;
+import net.lionarius.skinrestorer.util.PlayerUtils;
+import net.lionarius.skinrestorer.util.Result;
+import net.lionarius.skinrestorer.util.WebUtils;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.http.HttpRequest;
+import java.util.Optional;
+
+public final class MineskinSkinProvider implements SkinProvider {
+    
+    public static final String PROVIDER_NAME = "web";
+    
+    private static final URI API_URI;
+    
+    static {
+        try {
+            API_URI = new URI("https://api.mineskin.org/");
+        } catch (URISyntaxException e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+    
+    @Override
+    public String getArgumentName() {
+        return "url";
+    }
+    
+    @Override
+    public boolean hasVariantSupport() {
+        return true;
+    }
+    
+    @Override
+    public Result<Optional<Property>, Exception> getSkin(String url, SkinVariant variant) {
+        try {
+            var result = MineskinSkinProvider.uploadToMineskin(url, variant);
+            var texture = result.getAsJsonObject("data").getAsJsonObject("texture");
+            
+            return Result.ofNullable(new Property(PlayerUtils.TEXTURES_KEY, texture.get("value").getAsString(), texture.get("signature").getAsString()));
+        } catch (Exception e) {
+            return Result.error(e);
+        }
+    }
+    
+    private static JsonObject uploadToMineskin(String url, SkinVariant variant) throws IOException {
+        var body = ("{\"variant\":\"%s\",\"name\":\"%s\",\"visibility\":%d,\"url\":\"%s\"}")
+                .formatted(variant.toString(), "none", 0, url);
+        
+        var request = HttpRequest.newBuilder()
+                .uri(MineskinSkinProvider.API_URI.resolve("generate/url"))
+                .POST(HttpRequest.BodyPublishers.ofString(body))
+                .header("Content-Type", "application/json")
+                .build();
+        
+        var response = WebUtils.executeRequest(request);
+        WebUtils.throwOnClientErrors(response);
+        
+        if (response.statusCode() != 200)
+            throw new IllegalArgumentException("could not get mineskin skin");
+        
+        return JsonUtils.parseJson(response.body());
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/provider/MojangSkinProvider.java

@@ -0,0 +1,102 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import com.google.gson.JsonObject;
+import com.mojang.authlib.GameProfile;
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.SkinVariant;
+import net.lionarius.skinrestorer.util.JsonUtils;
+import net.lionarius.skinrestorer.util.PlayerUtils;
+import net.lionarius.skinrestorer.util.Result;
+import net.lionarius.skinrestorer.util.WebUtils;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.http.HttpRequest;
+import java.util.Optional;
+
+public final class MojangSkinProvider implements SkinProvider {
+    
+    public static final String PROVIDER_NAME = "mojang";
+    
+    private static final URI API_URI;
+    private static final URI SESSION_SERVER_URI;
+    
+    static {
+        try {
+            API_URI = new URI("https://api.mojang.com/");
+            SESSION_SERVER_URI = new URI("https://sessionserver.mojang.com/");
+        } catch (URISyntaxException e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+    
+    public static SkinProviderContext skinProviderContextFromProfile(GameProfile gameProfile) {
+        return new SkinProviderContext(MojangSkinProvider.PROVIDER_NAME, gameProfile.getName(), null);
+    }
+    
+    @Override
+    public String getArgumentName() {
+        return "username";
+    }
+    
+    @Override
+    public boolean hasVariantSupport() {
+        return false;
+    }
+    
+    @Override
+    public Result<Optional<Property>, Exception> getSkin(String username, SkinVariant variant) {
+        try {
+            var uuid = MojangSkinProvider.getUuid(username);
+            var profile = MojangSkinProvider.getMojangProfile(uuid);
+            
+            var properties = profile.getAsJsonArray("properties");
+            var textures = PlayerUtils.findTexturesProperty(properties);
+            
+            return Result.ofNullable(textures);
+        } catch (Exception e) {
+            return Result.error(e);
+        }
+    }
+    
+    private static String getUuid(final String name) throws IOException {
+        var request = HttpRequest.newBuilder()
+                .uri(MojangSkinProvider.API_URI
+                        .resolve("users/profiles/minecraft/")
+                        .resolve(name)
+                )
+                .GET()
+                .build();
+        
+        var response = WebUtils.executeRequest(request);
+        WebUtils.throwOnClientErrors(response);
+        
+        if (response.statusCode() != 200)
+            throw new IllegalArgumentException("no profile with name " + name);
+        
+        var profile = JsonUtils.parseJson(response.body());
+        if (profile == null)
+            return null;
+        
+        return profile.get("id").getAsString();
+    }
+    
+    private static JsonObject getMojangProfile(String uuid) throws IOException {
+        var request = HttpRequest.newBuilder()
+                .uri(MojangSkinProvider.SESSION_SERVER_URI
+                        .resolve("session/minecraft/profile/")
+                        .resolve(uuid + "?unsigned=false")
+                )
+                .GET()
+                .build();
+        
+        var response = WebUtils.executeRequest(request);
+        WebUtils.throwOnClientErrors(response);
+        
+        if (response.statusCode() != 200)
+            throw new IllegalArgumentException("no profile with uuid " + uuid);
+        
+        return JsonUtils.parseJson(response.body());
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/skin/provider/SkinProvider.java

@@ -0,0 +1,20 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.skin.SkinVariant;
+import net.lionarius.skinrestorer.util.Result;
+
+import java.util.Optional;
+
+public interface SkinProvider {
+    EmptySkinProvider EMPTY = new EmptySkinProvider();
+    MojangSkinProvider MOJANG = new MojangSkinProvider();
+    ElyBySkinProvider ELY_BY = new ElyBySkinProvider();
+    MineskinSkinProvider MINESKIN = new MineskinSkinProvider();
+    
+    String getArgumentName();
+    
+    boolean hasVariantSupport();
+    
+    Result<Optional<Property>, Exception> getSkin(String argument, SkinVariant variant);
+}

common/src/main/java/net/lionarius/skinrestorer/skin/provider/SkinProviderContext.java

@@ -0,0 +1,6 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import net.lionarius.skinrestorer.skin.SkinVariant;
+
+public record SkinProviderContext(String name, String argument, SkinVariant variant) {
+}

common/src/main/java/net/lionarius/skinrestorer/skin/provider/SkinProviderRegistry.java

@@ -0,0 +1,52 @@
+package net.lionarius.skinrestorer.skin.provider;
+
+import it.unimi.dsi.fastutil.Pair;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+public final class SkinProviderRegistry {
+    
+    private final Map<String, Entry> registry = new HashMap<>();
+    
+    public SkinProvider get(String name) {
+        var entry = this.registry.get(name);
+        if (entry == null)
+            return null;
+        
+        return entry.provider;
+    }
+    
+    public Collection<Pair<String, SkinProvider>> getProviders() {
+        return this.registry
+                .entrySet()
+                .stream()
+                .map(entry -> Pair.of(entry.getKey(), entry.getValue().provider))
+                .toList();
+    }
+    
+    public Collection<Pair<String, SkinProvider>> getPublicProviders() {
+        return this.registry
+                .entrySet()
+                .stream()
+                .filter(entry -> entry.getValue().isPublic)
+                .map(entry -> Pair.of(entry.getKey(), entry.getValue().provider))
+                .toList();
+    }
+    
+    public void register(@NotNull String name, @NotNull SkinProvider provider) {
+        this.register(name, provider, true);
+    }
+    
+    public void register(@NotNull String name, @NotNull SkinProvider provider, boolean isPublic) {
+        if (this.registry.containsKey(name))
+            throw new IllegalArgumentException("Skin provider with name " + name + " is already registered");
+        
+        this.registry.put(name, new Entry(provider, isPublic));
+    }
+    
+    private record Entry(SkinProvider provider, boolean isPublic) {
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/translation/Translation.java

@@ -0,0 +1,68 @@
+package net.lionarius.skinrestorer.translation;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.reflect.TypeToken;
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.util.FileUtils;
+import net.lionarius.skinrestorer.util.JsonUtils;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.chat.MutableComponent;
+
+import java.util.Map;
+import java.util.Objects;
+
+public final class Translation {
+    public static final String LEGACY_TRANSLATION_FILENAME = "translation";
+    
+    public static final String COMMAND_SKIN_AFFECTED_PLAYERS_KEY = "skinrestorer.command.skin.affected_players";
+    public static final String COMMAND_SKIN_NO_CHANGES_KEY = "skinrestorer.command.skin.no_changes";
+    public static final String COMMAND_SKIN_FAILED_KEY = "skinrestorer.command.skin.failed";
+    public static final String COMMAND_SKIN_OK_KEY = "skinrestorer.command.skin.ok";
+    public static final String COMMAND_SKIN_LOADING_KEY = "skinrestorer.command.skin.loading";
+    
+    private static Map<String, String> translations;
+    private static final Map<String, String> fallback;
+    
+    static {
+        fallback = Translation.loadTranslationMap("en_us");
+    }
+    
+    private Translation() {}
+    
+    public static String get(String key) {
+        var value = translations.get(key);
+        if (value == null)
+            value = fallback.get(key);
+        
+        return value;
+    }
+    
+    public static MutableComponent translatableWithFallback(String key) {
+        return Component.translatableWithFallback(key, Translation.get(key));
+    }
+    
+    public static MutableComponent translatableWithFallback(String key, Object... args) {
+        return Component.translatableWithFallback(key, Translation.get(key), args);
+    }
+    
+    public static void reloadTranslations() {
+        translations = Translation.loadTranslationMap(SkinRestorer.getConfig().getLanguage());
+    }
+    
+    private static ImmutableMap<String, String> loadTranslationMap(String lang) {
+        var json = FileUtils.readResource(SkinRestorer.resource(String.format("lang/%s.json", lang)));
+        
+        var type = new TypeToken<Map<String, String>>() {}.getType();
+        Map<String, String> map = null;
+        try {
+            map = JsonUtils.fromJson(Objects.requireNonNull(json), type);
+        } catch (Exception e) {
+            SkinRestorer.LOGGER.error("Failed to load translation map", e);
+        }
+        
+        if (map == null)
+            return ImmutableMap.<String, String>builder().build();
+        
+        return ImmutableMap.copyOf(map);
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/util/FileUtils.java

@@ -0,0 +1,93 @@
+package net.lionarius.skinrestorer.util;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.config.Config;
+import net.lionarius.skinrestorer.skin.SkinIO;
+import net.lionarius.skinrestorer.translation.Translation;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
+
+public final class FileUtils {
+    
+    private FileUtils() {}
+    
+    public static void tryMigrateOldSkinDirectory(Path newDirectory) {
+        try {
+            var configDirectory = SkinRestorer.getConfigDir();
+            try (var stream = Files.list(configDirectory)) {
+                var files = stream.filter(file -> {
+                    var name = file.getFileName();
+                    return Files.isRegularFile(file)
+                           && !name.startsWith(Translation.LEGACY_TRANSLATION_FILENAME)
+                           && !name.startsWith(Config.CONFIG_FILENAME)
+                           && name.endsWith(SkinIO.FILE_EXTENSION);
+                }).toList();
+                
+                if (!files.isEmpty() && !Files.exists(newDirectory))
+                    Files.createDirectories(newDirectory);
+                
+                
+                for (var file : files)
+                    Files.move(file, newDirectory.resolve(file.getFileName()), StandardCopyOption.REPLACE_EXISTING);
+            }
+        } catch (Exception e) {
+            SkinRestorer.LOGGER.error("could not migrate skin directory", e);
+        }
+    }
+    
+    public static String readResource(String name) {
+        try (var stream = SkinRestorer.class.getResourceAsStream(name)) {
+            if (stream == null)
+                return null;
+            
+            try (var reader = new BufferedReader(new InputStreamReader(stream, StandardCharsets.UTF_8))) {
+                return StringUtils.readString(reader);
+            }
+        } catch (IOException e) {
+            SkinRestorer.LOGGER.error("failed to read resource", e);
+            return null;
+        }
+    }
+    
+    public static String readFile(Path file) {
+        try {
+            if (!Files.exists(file))
+                return null;
+            
+            return Files.readString(file);
+        } catch (Exception e) {
+            SkinRestorer.LOGGER.error("failed to read file", e);
+            return null;
+        }
+    }
+    
+    public static void writeFile(Path file, String content) {
+        try {
+            var parent = file.getParent();
+            if (parent != null)
+                Files.createDirectories(parent);
+            
+            if (!Files.exists(file))
+                Files.createFile(file);
+            
+            Files.writeString(file, content);
+        } catch (IOException e) {
+            SkinRestorer.LOGGER.error("failed to write file", e);
+        }
+    }
+    
+    public static void deleteFile(Path file) {
+        try {
+            if (Files.exists(file))
+                Files.delete(file);
+        } catch (IOException e) {
+            SkinRestorer.LOGGER.error("failed to delete file", e);
+        }
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/util/JsonUtils.java

@@ -0,0 +1,49 @@
+package net.lionarius.skinrestorer.util;
+
+import com.google.gson.*;
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.SkinRestorer;
+
+import java.lang.reflect.Type;
+import java.nio.charset.StandardCharsets;
+import java.util.Base64;
+
+public final class JsonUtils {
+    
+    private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
+    
+    private JsonUtils() {}
+    
+    public static <T> T fromJson(String json, Class<T> clazz) {
+        return GSON.fromJson(json, clazz);
+    }
+    
+    public static <T> T fromJson(JsonElement json, Class<T> clazz) {
+        return GSON.fromJson(json, clazz);
+    }
+    
+    public static <T> T fromJson(String json, Type type) {
+        return GSON.fromJson(json, type);
+    }
+    
+    public static <T> String toJson(T obj) {
+        return GSON.toJson(obj);
+    }
+    
+    public static JsonObject parseJson(String json) {
+        return JsonParser.parseString(json).getAsJsonObject();
+    }
+    
+    public static JsonObject skinPropertyToJson(Property property) {
+        try {
+            JsonObject json = GSON.fromJson(new String(Base64.getDecoder().decode(property.value()), StandardCharsets.UTF_8), JsonObject.class);
+            if (json != null)
+                json.remove("timestamp");
+            
+            return json;
+        } catch (Exception e) {
+            SkinRestorer.LOGGER.error(e.toString());
+            return null;
+        }
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/util/PlayerUtils.java

@@ -0,0 +1,149 @@
+package net.lionarius.skinrestorer.util;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import com.mojang.authlib.GameProfile;
+import com.mojang.authlib.properties.Property;
+import net.lionarius.skinrestorer.mixin.ChunkMapAccessor;
+import net.lionarius.skinrestorer.mixin.TrackedEntityMixin;
+import net.minecraft.network.chat.Component;
+import net.minecraft.network.protocol.game.*;
+import net.minecraft.server.level.ChunkMap;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.server.players.PlayerList;
+
+import java.util.*;
+
+public final class PlayerUtils {
+    
+    public static final String TEXTURES_KEY = "textures";
+    
+    private PlayerUtils() {}
+    
+    public static Component createPlayerListComponent(Collection<ServerPlayer> players) {
+        var component = Component.empty();
+        int index = 0;
+        for (var player : players) {
+            component.append(Objects.requireNonNull(player.getDisplayName()));
+            index++;
+            if (index < players.size())
+                component.append(", ");
+        }
+        return component;
+    }
+    
+    public static boolean isFakePlayer(ServerPlayer player) {
+        return player.getClass() != ServerPlayer.class; // if the player isn't a server player entity, it must be someone's fake player
+    }
+    
+    public static void refreshPlayer(ServerPlayer player) {
+        ServerLevel serverLevel = player.serverLevel();
+        PlayerList playerList = serverLevel.getServer().getPlayerList();
+        ChunkMap chunkMap = serverLevel.getChunkSource().chunkMap;
+        
+        playerList.broadcastAll(new ClientboundBundlePacket(
+                List.of(
+                        new ClientboundPlayerInfoRemovePacket(List.of(player.getUUID())),
+                        ClientboundPlayerInfoUpdatePacket.createPlayerInitializing(Collections.singleton(player))
+                )
+        ));
+        
+        var trackedEntity = (TrackedEntityMixin) ((ChunkMapAccessor) chunkMap).getEntityMap().get(player.getId());
+        if (trackedEntity != null) {
+            var seenBy = Set.copyOf(trackedEntity.getSeenBy());
+            for (var observerConnection : seenBy) {
+                var observer = observerConnection.getPlayer();
+                trackedEntity.invokeRemovePlayer(observer);
+                
+                var trackedObserverEntity = (TrackedEntityMixin) ((ChunkMapAccessor) chunkMap).getEntityMap().get(observer.getId());
+                if (trackedObserverEntity != null) {
+                    trackedObserverEntity.invokeRemovePlayer(player);
+                    trackedObserverEntity.invokeUpdatePlayer(player);
+                }
+                trackedEntity.invokeUpdatePlayer(observer);
+            }
+        }
+        
+        if (!player.isDeadOrDying()) {
+            player.connection.send(new ClientboundBundlePacket(
+                    List.of(
+                            new ClientboundRespawnPacket(player.createCommonSpawnInfo(serverLevel), ClientboundRespawnPacket.KEEP_ALL_DATA),
+                            new ClientboundGameEventPacket(ClientboundGameEventPacket.LEVEL_CHUNKS_LOAD_START, 0)
+                    )
+            ));
+            player.connection.teleport(player.getX(), player.getY(), player.getZ(), player.getYRot(), player.getXRot());
+            player.connection.send(new ClientboundSetEntityMotionPacket(player));
+            var vehicle = player.getVehicle();
+            if (vehicle != null)
+                player.connection.send(new ClientboundSetPassengersPacket(vehicle));
+            if (!player.getPassengers().isEmpty())
+                player.connection.send(new ClientboundSetPassengersPacket(player));
+            
+            player.onUpdateAbilities();
+            player.giveExperiencePoints(0);
+            playerList.sendPlayerPermissionLevel(player);
+            playerList.sendLevelInfo(player, serverLevel);
+            playerList.sendAllPlayerInfo(player);
+            playerList.sendActivePlayerEffects(player);
+        }
+    }
+    
+    public static void sendActivePlayerEffects(ServerPlayer player) {
+        for (var effect : player.getActiveEffects()) {
+            player.connection.send(new ClientboundUpdateMobEffectPacket(player.getId(), effect, false));
+        }
+    }
+    
+    public static Property getPlayerSkin(GameProfile profile) {
+        return profile.getProperties().get(TEXTURES_KEY).stream().findFirst().orElse(null);
+    }
+    
+    public static void applyRestoredSkin(GameProfile profile, Property skin) {
+        profile.getProperties().removeAll(TEXTURES_KEY);
+        
+        if (skin != null)
+            profile.getProperties().put(TEXTURES_KEY, skin);
+    }
+    
+    
+    public static boolean areSkinPropertiesEquals(Property x, Property y) {
+        if (x == y)
+            return true;
+        
+        if (x == null || y == null)
+            return false;
+        
+        if (x.equals(y))
+            return true;
+        
+        JsonObject xJson = JsonUtils.skinPropertyToJson(x);
+        JsonObject yJson = JsonUtils.skinPropertyToJson(y);
+        
+        if (xJson == null || yJson == null)
+            return false;
+        
+        return xJson.equals(yJson);
+    }
+    
+    public static Property findTexturesProperty(JsonArray properties) {
+        Property textures = null;
+        for (var property : properties) {
+            var propertyObject = property.getAsJsonObject();
+            if (propertyObject == null)
+                continue;
+            
+            try {
+                textures = JsonUtils.fromJson(propertyObject, Property.class);
+                break;
+            } catch (Exception e) {
+                // ignored
+            }
+        }
+        
+        if (textures == null)
+            throw new IllegalStateException("no textures in profile");
+        
+        return textures;
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/util/Result.java

@@ -0,0 +1,84 @@
+package net.lionarius.skinrestorer.util;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Objects;
+import java.util.Optional;
+import java.util.function.Function;
+
+public class Result<S, E> {
+    
+    private final S successValue;
+    private final E errorValue;
+    
+    private Result(S successValue, E errorValue) {
+        if (successValue == null && errorValue == null)
+            throw new IllegalArgumentException("Cannot create result of null values");
+        
+        this.successValue = successValue;
+        this.errorValue = errorValue;
+    }
+    
+    public S getSuccessValue() {
+        return successValue;
+    }
+    
+    public E getErrorValue() {
+        return errorValue;
+    }
+    
+    public boolean isSuccess() {
+        return successValue != null;
+    }
+    
+    public boolean isError() {
+        return errorValue != null;
+    }
+    
+    public <N> Result<N, E> map(Function<S, N> mapper) {
+        if (successValue == null)
+            return new Result<>(null, errorValue);
+        
+        return new Result<>(mapper.apply(successValue), errorValue);
+    }
+    
+    public <N> Result<S, N> mapError(Function<E, N> mapper) {
+        if (errorValue == null)
+            return new Result<>(successValue, null);
+        
+        return new Result<>(successValue, mapper.apply(errorValue));
+    }
+    
+    public Optional<S> toOptional() {
+        return Optional.ofNullable(successValue);
+    }
+    
+    @Override
+    public boolean equals(Object o) {
+        if (this == o)
+            return true;
+        
+        if (o == null || getClass() != o.getClass())
+            return false;
+        
+        Result<?, ?> result = (Result<?, ?>) o;
+        return Objects.equals(successValue, result.successValue) && Objects.equals(errorValue, result.errorValue);
+    }
+    
+    @Override
+    public int hashCode() {
+        return Objects.hash(successValue, errorValue);
+    }
+    
+    public static <S, E> Result<S, E> success(@NotNull S successValue) {
+        return new Result<>(successValue, null);
+    }
+    
+    public static <S, E> Result<S, E> error(@NotNull E errorValue) {
+        return new Result<>(null, errorValue);
+    }
+    
+    public static <S, E> Result<Optional<S>, E> ofNullable(S successValue) {
+        return Result.success(Optional.ofNullable(successValue));
+    }
+}

common/src/main/java/net/lionarius/skinrestorer/util/StringUtils.java

@@ -3,15 +3,18 @@ package net.lionarius.skinrestorer.util;
 import java.io.BufferedReader;
 import java.io.IOException;
 
-public class StringUtils {
+public final class StringUtils {
-
+    
+    private StringUtils() {}
+    
     public static String readString(BufferedReader reader) throws IOException {
         String inputLine;
         StringBuilder response = new StringBuilder();
-
+        
         while ((inputLine = reader.readLine()) != null) {
             response.append(inputLine);
         }
+        
         return response.toString();
     }
 }

common/src/main/java/net/lionarius/skinrestorer/util/WebUtils.java

@@ -0,0 +1,98 @@
+package net.lionarius.skinrestorer.util;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.ProxySelector;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.time.Duration;
+import java.time.temporal.ChronoUnit;
+import java.util.Date;
+
+public final class WebUtils {
+    
+    private WebUtils() {}
+    
+    public static final String USER_AGENT;
+    
+    static {
+        USER_AGENT = String.format("SkinRestorer/%d", System.currentTimeMillis() % 65535);
+        
+        var builder = HttpClient.newBuilder();
+        var proxy = SkinRestorer.getConfig().getProxy();
+        try {
+            if (proxy != null) {
+                var colonIndex = proxy.lastIndexOf(':');
+                if (colonIndex != -1) {
+                    var host = proxy.substring(0, colonIndex);
+                    var port = Integer.parseInt(proxy.substring(colonIndex + 1));
+                    
+                    builder.proxy(ProxySelector.of(InetSocketAddress.createUnresolved(host, port)));
+                }
+            }
+        } catch (Exception e) {
+            SkinRestorer.LOGGER.error("failed to parse proxy", e);
+        }
+        try {
+            builder.connectTimeout(Duration.of(SkinRestorer.getConfig().getRequestTimeout(), ChronoUnit.SECONDS));
+        } catch (IllegalArgumentException e) {
+            SkinRestorer.LOGGER.error("failed to set request timeout", e);
+            builder.connectTimeout(Duration.of(10, ChronoUnit.SECONDS));
+        }
+        
+        HTTP_CLIENT = builder.build();
+    }
+    
+    private static final HttpClient HTTP_CLIENT;
+    
+    public static HttpResponse<String> executeRequest(HttpRequest request) throws IOException {
+        try {
+            var modifiedRequest = HttpRequest.newBuilder(request, (name, value) -> true)
+                    .header("User-Agent", WebUtils.USER_AGENT)
+                    .build();
+            
+            final var response = WebUtils.HTTP_CLIENT.send(modifiedRequest, HttpResponse.BodyHandlers.ofString());
+            
+            if (response.statusCode() >= 500)
+                throw new IOException("server error " + response.statusCode());
+            
+            return response;
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+            throw new IOException(e);
+        }
+    }
+    
+    public static void throwOnClientErrors(HttpResponse<?> response) {
+        String message = null;
+        switch (response.statusCode()) {
+            case 400:
+                message = "bad request";
+                break;
+            case 401:
+                message = "unauthorized";
+                break;
+            case 403:
+                message = "forbidden";
+                break;
+            case 404:
+                message = "not found";
+                break;
+            case 405:
+                message = "method not allowed";
+                break;
+            case 408:
+                message = "request timeout";
+                break;
+            case 429:
+                message = "too many requests";
+                break;
+        }
+        
+        if (message != null)
+            throw new IllegalStateException(message);
+    }
+}

common/src/main/resources/assets/skinrestorer/lang/cs_cz.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Změny skinu použity pro %s",
+    "skinrestorer.command.skin.no_changes": "Žádné změny skinu",
+    "skinrestorer.command.skin.failed": "Nepodařilo se změnit skin: %s",
+    "skinrestorer.command.skin.ok": "Skin změněn",
+    "skinrestorer.command.skin.loading": "Načítání skinu..."
+}

common/src/main/resources/assets/skinrestorer/lang/de_de.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Skin änderungen für %s angewendet",
+    "skinrestorer.command.skin.no_changes": "Keine Skinänderungen",
+    "skinrestorer.command.skin.failed": "Skin konnte nicht geändert werden: %s",
+    "skinrestorer.command.skin.ok": "Skin geändert",
+    "skinrestorer.command.skin.loading": "Skin wird geladen..."
+}

common/src/main/resources/assets/skinrestorer/lang/en_us.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Applied skin changes for %s",
+    "skinrestorer.command.skin.no_changes": "No skin changes",
+    "skinrestorer.command.skin.failed": "Failed to change skin: %s",
+    "skinrestorer.command.skin.ok": "Skin changed",
+    "skinrestorer.command.skin.loading": "Loading skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/es_ar.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Cambios de skin aplicados para %s",
+    "skinrestorer.command.skin.no_changes": "No hay cambios de skin",
+    "skinrestorer.command.skin.failed": "Error al cambiar el skin: %s",
+    "skinrestorer.command.skin.ok": "Skin cambiado",
+    "skinrestorer.command.skin.loading": "Cargando skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/es_es.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Cambios de skin aplicados para %s",
+    "skinrestorer.command.skin.no_changes": "No hay cambios de skin",
+    "skinrestorer.command.skin.failed": "Error al cambiar el skin: %s",
+    "skinrestorer.command.skin.ok": "Skin cambiado",
+    "skinrestorer.command.skin.loading": "Cargando skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/es_mx.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Cambios de skin aplicados para %s",
+    "skinrestorer.command.skin.no_changes": "No hay cambios de skin",
+    "skinrestorer.command.skin.failed": "Error al cambiar el skin: %s",
+    "skinrestorer.command.skin.ok": "Skin cambiado",
+    "skinrestorer.command.skin.loading": "Cargando skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/fil_ph.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Na-apply ang pagbabago ng skin para kay %s",
+    "skinrestorer.command.skin.no_changes": "Walang pagbabago sa skin",
+    "skinrestorer.command.skin.failed": "Nabigo sa pagbabago ng skin: %s",
+    "skinrestorer.command.skin.ok": "Nabago ang skin",
+    "skinrestorer.command.skin.loading": "Naglo-load ng skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/fr_ca.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Modifications de skin appliquées pour %s",
+    "skinrestorer.command.skin.no_changes": "Aucun changement de skin",
+    "skinrestorer.command.skin.failed": "Échec du changement de skin : %s",
+    "skinrestorer.command.skin.ok": "Skin changé",
+    "skinrestorer.command.skin.loading": "Chargement du skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/fr_fr.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Modifications de skin appliquées pour %s",
+    "skinrestorer.command.skin.no_changes": "Aucun changement de skin",
+    "skinrestorer.command.skin.failed": "Échec du changement de skin : %s",
+    "skinrestorer.command.skin.ok": "Skin changé",
+    "skinrestorer.command.skin.loading": "Chargement du skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/hi_in.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "त्वचा परिवर्तन %s के लिए लागू किए गए",
+    "skinrestorer.command.skin.no_changes": "कोई त्वचा परिवर्तन नहीं",
+    "skinrestorer.command.skin.failed": "त्वचा बदलने में विफल: %s",
+    "skinrestorer.command.skin.ok": "त्वचा बदल दी गई",
+    "skinrestorer.command.skin.loading": "त्वचा लोड हो रही है..."
+}

common/src/main/resources/assets/skinrestorer/lang/hu_hu.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Skin változások alkalmazva: %s",
+    "skinrestorer.command.skin.no_changes": "Nincsenek skin változások",
+    "skinrestorer.command.skin.failed": "Skin változtatás sikertelen: %s",
+    "skinrestorer.command.skin.ok": "Skin megváltoztatva",
+    "skinrestorer.command.skin.loading": "Skin betöltése..."
+}

common/src/main/resources/assets/skinrestorer/lang/id_id.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Perubahan skin diterapkan untuk %s",
+    "skinrestorer.command.skin.no_changes": "Tidak ada perubahan skin",
+    "skinrestorer.command.skin.failed": "Gagal mengubah skin: %s",
+    "skinrestorer.command.skin.ok": "Skin diubah",
+    "skinrestorer.command.skin.loading": "Memuat skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/it_it.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Modifiche della skin applicate per %s",
+    "skinrestorer.command.skin.no_changes": "Nessuna modifica alla skin",
+    "skinrestorer.command.skin.failed": "Impossibile cambiare la skin: %s",
+    "skinrestorer.command.skin.ok": "Skin cambiata",
+    "skinrestorer.command.skin.loading": "Caricamento della skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/pl_pl.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Zastosowano zmiany skina dla %s",
+    "skinrestorer.command.skin.no_changes": "Brak zmian skina",
+    "skinrestorer.command.skin.failed": "Nie udało się zmienić skina: %s",
+    "skinrestorer.command.skin.ok": "Skin zmieniony",
+    "skinrestorer.command.skin.loading": "Ładowanie skina..."
+}

common/src/main/resources/assets/skinrestorer/lang/pt_br.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Alterações de skin aplicadas para %s",
+    "skinrestorer.command.skin.no_changes": "Nenhuma alteração de skin",
+    "skinrestorer.command.skin.failed": "Falha ao alterar a skin: %s",
+    "skinrestorer.command.skin.ok": "Skin alterada",
+    "skinrestorer.command.skin.loading": "Carregando skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/pt_pt.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Alterações de skin aplicadas para %s",
+    "skinrestorer.command.skin.no_changes": "Nenhuma alteração de skin",
+    "skinrestorer.command.skin.failed": "Falha ao alterar a skin: %s",
+    "skinrestorer.command.skin.ok": "Skin alterada",
+    "skinrestorer.command.skin.loading": "Carregando skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/ru_ru.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Применены изменения скина для %s",
+    "skinrestorer.command.skin.no_changes": "Изменений скина нет",
+    "skinrestorer.command.skin.failed": "Не удалось изменить скин: %s",
+    "skinrestorer.command.skin.ok": "Скин изменён",
+    "skinrestorer.command.skin.loading": "Загрузка скина..."
+}

common/src/main/resources/assets/skinrestorer/lang/tr_tr.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "%s için skin değişiklikleri uygulandı",
+    "skinrestorer.command.skin.no_changes": "Skin değişikliği yok",
+    "skinrestorer.command.skin.failed": "Skin değiştirme başarısız: %s",
+    "skinrestorer.command.skin.ok": "Skin değiştirildi",
+    "skinrestorer.command.skin.loading": "Skin yükleniyor..."
+}

common/src/main/resources/assets/skinrestorer/lang/uk_ua.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Зміни скіна застосовані для %s",
+    "skinrestorer.command.skin.no_changes": "Змін скіна немає",
+    "skinrestorer.command.skin.failed": "Не вдалося змінити скіна: %s",
+    "skinrestorer.command.skin.ok": "Скін змінено",
+    "skinrestorer.command.skin.loading": "Завантаження скіна..."
+}

common/src/main/resources/assets/skinrestorer/lang/vi_vn.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "Áp dụng thay đổi skin cho %s",
+    "skinrestorer.command.skin.no_changes": "Không có thay đổi skin",
+    "skinrestorer.command.skin.failed": "Thay đổi skin thất bại: %s",
+    "skinrestorer.command.skin.ok": "Đã thay đổi skin",
+    "skinrestorer.command.skin.loading": "Đang tải skin..."
+}

common/src/main/resources/assets/skinrestorer/lang/zh_cn.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "应用的皮肤更改 %s",
+    "skinrestorer.command.skin.no_changes": "没有皮肤更改",
+    "skinrestorer.command.skin.failed": "更改皮肤失败：%s",
+    "skinrestorer.command.skin.ok": "皮肤已更改",
+    "skinrestorer.command.skin.loading": "正在加载皮肤..."
+}

common/src/main/resources/assets/skinrestorer/lang/zh_tw.json

@@ -0,0 +1,7 @@
+{
+    "skinrestorer.command.skin.affected_players": "已變更 %s 的外觀",
+    "skinrestorer.command.skin.no_changes": "沒有外觀變更",
+    "skinrestorer.command.skin.failed": "變更外觀失敗：%s",
+    "skinrestorer.command.skin.ok": "已變更外觀",
+    "skinrestorer.command.skin.loading": "正在載入外觀..."
+}

common/src/main/resources/pack.mcmeta

@@ -0,0 +1,6 @@
+{
+    "pack": {
+        "description": "${mod_id}",
+        "pack_format": 8
+    }
+}

common/src/main/resources/skinrestorer.mixins.json

@@ -0,0 +1,16 @@
+{
+    "required": true,
+    "minVersion": "0.8",
+    "package": "net.lionarius.skinrestorer.mixin",
+    "compatibilityLevel": "JAVA_8",
+    "refmap": "${mod_id}.refmap.json",
+    "mixins": [
+        "PlayerListMixin",
+        "ServerLoginPacketListenerImplMixin",
+        "ChunkMapAccessor",
+        "TrackedEntityMixin"
+    ],
+    "injectors": {
+        "defaultRequire": 1
+    }
+}

fabric/build.gradle

@@ -0,0 +1,42 @@
+plugins {
+    id 'multiloader-loader'
+    
+    id 'fabric-loom'
+
+    id 'multiloader-publish'
+}
+dependencies {
+    minecraft "com.mojang:minecraft:${minecraft_version}"
+    mappings loom.layered {
+        officialMojangMappings()
+        parchment("org.parchmentmc.data:parchment-${parchment_minecraft}:${parchment_version}@zip")
+    }
+    modImplementation "net.fabricmc:fabric-loader:${fabric_loader_version}"
+}
+
+loom {
+    def aw = project(':common').file("src/main/resources/${mod_id}.accesswidener")
+    if (aw.exists()) {
+        accessWidenerPath.set(aw)
+    }
+    
+    mixin {
+        defaultRefmapName.set("${mod_id}.refmap.json")
+    }
+    
+    runs {
+        client {
+            client()
+            setConfigName('Fabric Client')
+            ideConfigGenerated(true)
+            runDir('../run/client')
+        }
+
+        server {
+            server()
+            setConfigName('Fabric Server')
+            ideConfigGenerated(true)
+            runDir('../run/server')
+        }
+    }
+}

fabric/src/main/java/net/lionarius/skinrestorer/fabric/SkinRestorerFabric.java

@@ -0,0 +1,12 @@
+package net.lionarius.skinrestorer.fabric;
+
+import net.fabricmc.api.ModInitializer;
+import net.fabricmc.loader.api.FabricLoader;
+import net.lionarius.skinrestorer.SkinRestorer;
+
+public final class SkinRestorerFabric implements ModInitializer {
+    @Override
+    public void onInitialize() {
+        SkinRestorer.onInitialize(FabricLoader.getInstance().getConfigDir());
+    }
+}

fabric/src/main/java/net/lionarius/skinrestorer/fabric/mixin/CommandsMixin.java

@@ -0,0 +1,26 @@
+package net.lionarius.skinrestorer.fabric.mixin;
+
+import com.mojang.brigadier.CommandDispatcher;
+import net.lionarius.skinrestorer.command.SkinCommand;
+import net.minecraft.commands.CommandBuildContext;
+import net.minecraft.commands.CommandSourceStack;
+import net.minecraft.commands.Commands;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(Commands.class)
+public abstract class CommandsMixin {
+    
+    @Final @Shadow
+    private CommandDispatcher<CommandSourceStack> dispatcher;
+    
+    @Inject(method = "<init>", at = @At(value = "INVOKE",
+                                        target = "Lnet/minecraft/server/commands/AdvancementCommands;register(Lcom/mojang/brigadier/CommandDispatcher;)V"))
+    private void init(Commands.CommandSelection environment, CommandBuildContext commandRegistryAccess, CallbackInfo ci) {
+        SkinCommand.register(dispatcher);
+    }
+}

fabric/src/main/java/net/lionarius/skinrestorer/fabric/mixin/MinecraftServerMixin.java

@@ -0,0 +1,18 @@
+package net.lionarius.skinrestorer.fabric.mixin;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.minecraft.server.MinecraftServer;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(MinecraftServer.class)
+public abstract class MinecraftServerMixin {
+    
+    @Inject(method = "runServer",
+            at = @At(value = "INVOKE", target = "Lnet/minecraft/Util;getNanos()J", ordinal = 0))
+    private void onServerStarted(CallbackInfo ci) {
+        SkinRestorer.onServerStarted((MinecraftServer) (Object) this);
+    }
+}

fabric/src/main/resources/fabric.mod.json

@@ -0,0 +1,32 @@
+{
+    "schemaVersion": 1,
+    "id": "${mod_id}",
+    "version": "${version}",
+    "name": "${mod_name}",
+    "description": "${description}",
+    "authors": [
+        "${mod_author}"
+    ],
+    "contact": {
+        "homepage": "${mod_homepage}",
+        "sources": "${mod_sources}",
+        "issues": "${mod_issues}"
+    },
+    "icon": "assets/${mod_id}/icon.png",
+    "license": "${license}",
+    "environment": "*",
+    "entrypoints": {
+        "main": [
+            "net.lionarius.skinrestorer.fabric.SkinRestorerFabric"
+        ]
+    },
+    "mixins": [
+        "${mod_id}.mixins.json",
+        "${mod_id}.fabric.mixins.json"
+    ],
+    "depends": {
+        "fabricloader": ">=${fabric_loader_version}",
+        "minecraft": ">=${minecraft_version}",
+        "java": ">=${java_version}"
+    }
+}

fabric/src/main/resources/skinrestorer.fabric.mixins.json

@@ -0,0 +1,14 @@
+{
+    "required": true,
+    "minVersion": "0.8",
+    "package": "net.lionarius.skinrestorer.fabric.mixin",
+    "compatibilityLevel": "JAVA_8",
+    "refmap": "${mod_id}.refmap.json",
+    "mixins": [
+        "CommandsMixin",
+        "MinecraftServerMixin"
+    ],
+    "injectors": {
+        "defaultRequire": 1
+    }
+}

forge/build.gradle

@@ -0,0 +1,78 @@
+plugins {
+    id 'multiloader-loader'
+    id 'idea'
+    id 'eclipse'
+    
+    id 'net.minecraftforge.gradle'
+    id 'org.parchmentmc.librarian.forgegradle'
+    id 'org.spongepowered.mixin'
+
+    id 'multiloader-publish'
+}
+
+mixin {
+    add sourceSets.main, "${mod_id}.refmap.json"
+    config "${mod_id}.mixins.json"
+}
+
+minecraft {
+    mappings channel: 'parchment', version: "${parchment_version}-${parchment_minecraft}"
+
+    copyIdeResources = true //Calls processResources when in dev
+
+    reobf = false // Forge 1.20.6+ uses official mappings at runtime, so we shouldn't reobf from official to SRG
+
+    // Automatically enable forge AccessTransformers if the file exists
+    // This location is hardcoded in Forge and can not be changed.
+    // https://github.com/MinecraftForge/MinecraftForge/blob/be1698bb1554f9c8fa2f58e32b9ab70bc4385e60/fmlloader/src/main/java/net/minecraftforge/fml/loading/moddiscovery/ModFile.java#L123
+    def at = project(':common').file('src/main/resources/META-INF/accesstransformer.cfg')
+    if (at.exists()) {
+        accessTransformer = at
+    }
+
+    runs {
+        client {
+            workingDirectory file('../run/client')
+            ideaModule "${rootProject.name}.${project.name}.main"
+            taskName 'Client'
+            mods {
+                modClientRun {
+                    source sourceSets.main
+                }
+            }
+        }
+
+        server {
+            workingDirectory file('../run/server')
+            ideaModule "${rootProject.name}.${project.name}.main"
+            taskName 'Server'
+            mods {
+                modServerRun {
+                    source sourceSets.main
+                }
+            }
+        }
+    }
+}
+
+dependencies {
+    minecraft "net.minecraftforge:forge:${forge_minecraft_version}-${forge_version}"
+
+    annotationProcessor('org.spongepowered:mixin:0.8.5-SNAPSHOT:processor')
+    implementation('net.sf.jopt-simple:jopt-simple:5.0.4') { version { strictly '5.0.4' } }
+}
+
+// for some reason mixin plugin does not add 'MixinConfigs' to MANIFEST.MF so we do it manually
+jar {
+    manifest {
+        attributes([
+                'MixinConfigs': "${mod_id}.mixins.json"
+        ])
+    }
+}
+
+sourceSets.each {
+    def dir = layout.buildDirectory.dir("sourcesSets/$it.name")
+    it.output.resourcesDir = dir
+    it.java.destinationDirectory = dir
+}

forge/src/main/java/net/lionarius/skinrestorer/forge/SkinRestorerForge.java

@@ -0,0 +1,31 @@
+package net.lionarius.skinrestorer.forge;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.command.SkinCommand;
+import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.event.RegisterCommandsEvent;
+import net.minecraftforge.event.server.ServerStartedEvent;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
+import net.minecraftforge.fml.common.Mod;
+import net.minecraftforge.fml.loading.FMLPaths;
+
+@Mod(SkinRestorer.MOD_ID)
+@Mod.EventBusSubscriber(modid = SkinRestorer.MOD_ID)
+public final class SkinRestorerForge {
+    
+    public SkinRestorerForge() {
+        MinecraftForge.EVENT_BUS.register(SkinRestorerForge.class);
+        
+        SkinRestorer.onInitialize(FMLPaths.CONFIGDIR.get());
+    }
+    
+    @SubscribeEvent
+    public static void onCommandRegister(RegisterCommandsEvent event) {
+        SkinCommand.register(event.getDispatcher());
+    }
+    
+    @SubscribeEvent
+    public static void onServerStarted(ServerStartedEvent event) {
+        SkinRestorer.onServerStarted(event.getServer());
+    }
+}

forge/src/main/resources/META-INF/mods.toml

@@ -0,0 +1,27 @@
+modLoader = "javafml"
+loaderVersion = "${forge_loader_version_range}"
+license = "${license}"
+issueTrackerURL = "${mod_issues}"
+
+[[mods]]
+modId = "${mod_id}"
+version = "${version}"
+displayName = "${mod_name}"
+authors = "${mod_author}"
+logoFile = "assets/${mod_id}/icon.png"
+displayURL = "${mod_homepage}"
+description = '''${description}'''
+
+[[dependencies.${mod_id}]]
+modId = "forge"
+mandatory = true
+versionRange = "[${forge_version},)"
+ordering = "NONE"
+side = "BOTH"
+
+[[dependencies.${mod_id}]]
+modId = "minecraft"
+mandatory = true
+versionRange = "${minecraft_version_range}"
+ordering = "NONE"
+side = "BOTH"

gradle.properties

@@ -1,11 +1,46 @@
-# Done to increase the memory available to gradle.
+# Important Notes:
-org.gradle.jvmargs=-Xmx1G
+# Every field you add must be added to the root build.gradle expandProps map.
-# Fabric Properties
+
-# check these on https://fabricmc.net/versions.html
+# Project
-minecraft_version=1.20.2
+group=net.lionarius.skinrestorer
-yarn_mappings=1.20.2+build.1
+java_version=21
-loader_version=0.14.22
+
-# Mod Properties
+# Common
-mod_version=1.2.4
+minecraft_version=1.21
-maven_group=net.lionarius
+minecraft_version_list=1.21
-archives_base_name=skin-restorer
+minecraft_version_range=[1.21, 1.22)
+mod_id=skinrestorer
+mod_name=SkinRestorer
+mod_version=2.0.2
+mod_author=Lionarius
+mod_homepage=https://www.curseforge.com/minecraft/mc-mods/skinrestorer
+mod_sources=https://github.com/Suiranoil/SkinRestorer
+mod_issues=https://github.com/Suiranoil/SkinRestorer/issues
+license=MIT
+credits=
+description=A server-side mod for managing skins.
+
+# ParchmentMC mappings, see https://parchmentmc.org/docs/getting-started#choose-a-version for new versions
+parchment_minecraft=1.21
+parchment_version=2024.07.28
+
+# Fabric, see https://fabricmc.net/develop/ for new versions
+fabric_loader_version=0.15.0
+
+# Forge, see https://files.minecraftforge.net/net/minecraftforge/forge/ for new versions
+forge_version=51.0.0
+forge_loader_version_range=[51,)
+# Forge sometimes skips minor minecraft versions (like 1.20.5)
+forge_minecraft_version=1.21
+
+# NeoForge, see https://projects.neoforged.net/neoforged/neoforge for new versions
+neoforge_version=21.0.0-beta
+neoforge_loader_version_range=[4,)
+
+# Publishing
+curseforge_id=443823
+modrinth_id=ghrZDhGW
+
+# Gradle
+org.gradle.jvmargs=-Xmx3G
+org.gradle.daemon=false

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -55,7 +55,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -83,10 +83,8 @@ done
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-
+APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
-# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -133,10 +131,13 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
+    fi
 fi
 
 # Increase the maximum file descriptors if we can.
@@ -144,7 +145,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045 
+        # shellcheck disable=SC2039,SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
@@ -152,7 +153,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045 
+        # shellcheck disable=SC2039,SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -197,11 +198,15 @@ if "$cygwin" || "$msys" ; then
     done
 fi
 
-# Collect all arguments for the java command;
+
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
-#     shell script including quotes and variable substitutions, so put them in
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
-#     double quotes to make sure that they get re-expanded; and
+
-#   * put everything else in single quotes, so that it's not re-expanded.
+# Collect all arguments for the java command:
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
+#     and any embedded shellness will be escaped.
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
+#     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \

gradlew.bat

@@ -43,11 +43,11 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo.
+echo. 1>&2
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
-echo.
+echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation.
+echo location of your Java installation. 1>&2
 
 goto fail
 
@@ -57,11 +57,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo.
+echo. 1>&2
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
-echo.
+echo. 1>&2
-echo Please set the JAVA_HOME variable in your environment to match the
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
-echo location of your Java installation.
+echo location of your Java installation. 1>&2
 
 goto fail
 

neoforge/build.gradle

@@ -0,0 +1,42 @@
+plugins {
+    id 'multiloader-loader'
+    id 'idea'
+    id 'eclipse'
+
+    id 'net.neoforged.gradle.userdev'
+
+    id 'multiloader-publish'
+}
+
+// Automatically enable neoforge AccessTransformers if the file exists
+def at = project(':common').file('src/main/resources/META-INF/accesstransformer.cfg')
+if (at.exists()) {
+    minecraft.accessTransformers.file(at)
+}
+
+subsystems {
+    parchment {
+        minecraftVersion = parchment_minecraft
+        mappingsVersion = parchment_version
+    }
+}
+
+runs {
+    configureEach {
+        modSource project.sourceSets.main
+        systemProperty 'neoforge.enabledGameTestNamespaces', project.mod_id
+    }
+
+    client {
+        workingDirectory = file('../run/client')
+    }
+
+    server {
+        programArgument '--nogui'
+        workingDirectory = file('../run/server')
+    }
+}
+
+dependencies {
+    implementation "net.neoforged:neoforge:${neoforge_version}"
+}

neoforge/src/main/java/net/lionarius/skinrestorer/neoforge/SkinRestorerNeoForge.java

@@ -0,0 +1,32 @@
+package net.lionarius.skinrestorer.neoforge;
+
+import net.lionarius.skinrestorer.SkinRestorer;
+import net.lionarius.skinrestorer.command.SkinCommand;
+import net.neoforged.bus.api.SubscribeEvent;
+import net.neoforged.fml.common.EventBusSubscriber;
+import net.neoforged.fml.common.Mod;
+import net.neoforged.fml.loading.FMLPaths;
+import net.neoforged.neoforge.common.NeoForge;
+import net.neoforged.neoforge.event.RegisterCommandsEvent;
+import net.neoforged.neoforge.event.server.ServerStartedEvent;
+
+@Mod(SkinRestorer.MOD_ID)
+@EventBusSubscriber(modid = SkinRestorer.MOD_ID)
+public final class SkinRestorerNeoForge {
+    
+    public SkinRestorerNeoForge() {
+        NeoForge.EVENT_BUS.register(SkinRestorerNeoForge.class);
+        
+        SkinRestorer.onInitialize(FMLPaths.CONFIGDIR.get());
+    }
+    
+    @SubscribeEvent
+    public static void onCommandRegister(RegisterCommandsEvent event) {
+        SkinCommand.register(event.getDispatcher());
+    }
+    
+    @SubscribeEvent
+    public static void onServerStarted(ServerStartedEvent event) {
+        SkinRestorer.onServerStarted(event.getServer());
+    }
+}

neoforge/src/main/resources/META-INF/neoforge.mods.toml

@@ -0,0 +1,30 @@
+modLoader = "javafml"
+loaderVersion = "${neoforge_loader_version_range}"
+license = "${license}"
+issueTrackerURL = "${mod_issues}"
+
+[[mods]]
+modId = "${mod_id}"
+version = "${version}"
+displayName = "${mod_name}"
+authors = "${mod_author}"
+logoFile = "assets/${mod_id}/icon.png"
+displayURL = "${mod_homepage}"
+description = "${description}"
+
+[[mixins]]
+config = "${mod_id}.mixins.json"
+
+[[dependencies.${mod_id}]]
+modId = "neoforge"
+type = "required"
+versionRange = "[${neoforge_version},)"
+ordering = "NONE"
+side = "BOTH"
+
+[[dependencies.${mod_id}]]
+modId = "minecraft"
+type = "required"
+versionRange = "${minecraft_version_range}"
+ordering = "NONE"
+side = "BOTH"

settings.gradle

@@ -1,9 +1,74 @@
 pluginManagement {
     repositories {
-        maven {
-            name = 'Fabric'
-            url = 'https://maven.fabricmc.net/'
-        }
         gradlePluginPortal()
+        mavenCentral()
+        exclusiveContent {
+            forRepository {
+                maven {
+                    name = 'Fabric'
+                    url = 'https://maven.fabricmc.net'
+                }
+            }
+            filter {
+                includeGroupAndSubgroups('net.fabricmc')
+                includeGroupAndSubgroups('fabric-loom')
+            }
+        }
+        exclusiveContent {
+            forRepository {
+                maven {
+                    name = 'Forge'
+                    url = 'https://maven.minecraftforge.net'
+                }
+            }
+            filter {
+                includeGroupAndSubgroups('net.minecraftforge')
+            }
+        }
+        exclusiveContent {
+            forRepository {
+                maven {
+                    name = 'NeoForge'
+                    url = 'https://maven.neoforged.net/releases'
+                }
+            }
+            filter {
+                includeGroupAndSubgroups('net.neoforged')
+                includeGroupAndSubgroups('codechicken')
+            }
+        }
+        exclusiveContent {
+            forRepository {
+                maven {
+                    name = 'Sponge'
+                    url = 'https://repo.spongepowered.org/repository/maven-public'
+                }
+            }
+            filter {
+                includeGroupAndSubgroups('org.spongepowered')
+            }
+        }
+        exclusiveContent {
+            forRepository {
+                maven {
+                    name = 'ParchmentMC'
+                    url = 'https://maven.parchmentmc.org'
+                }
+            }
+            filter {
+                includeGroupAndSubgroups('org.parchmentmc')
+            }
+        }
     }
 }
+
+plugins {
+    id 'org.gradle.toolchains.foojay-resolver-convention' version '0.8.0'
+}
+
+// This should match the folder name of the project, or else IDEA may complain (see https://youtrack.jetbrains.com/issue/IDEA-317606)
+rootProject.name = 'skin-restorer'
+include('common')
+include('fabric')
+include('forge')
+include('neoforge')

src/main/java/net/lionarius/skinrestorer/MineskinSkinProvider.java

@@ -1,31 +0,0 @@
-package net.lionarius.skinrestorer;
-
-import com.google.gson.JsonObject;
-import com.mojang.authlib.properties.Property;
-import net.lionarius.skinrestorer.enums.SkinVariant;
-import net.lionarius.skinrestorer.util.JsonUtils;
-import net.lionarius.skinrestorer.util.WebUtils;
-
-import java.io.IOException;
-import java.net.URL;
-
-public class MineskinSkinProvider {
-
-    private static final String API = "https://api.mineskin.org/generate/url";
-    private static final String USER_AGENT = "SkinRestorer";
-    private static final String TYPE = "application/json";
-
-    public static Property getSkin(String url, SkinVariant variant) {
-        try {
-            String input = ("{\"variant\":\"%s\",\"name\":\"%s\",\"visibility\":%d,\"url\":\"%s\"}")
-                    .formatted(variant.toString(), "none", 1, url);
-
-            JsonObject texture = JsonUtils.parseJson(WebUtils.POSTRequest(new URL(API), USER_AGENT, TYPE, TYPE, input))
-                    .getAsJsonObject("data").getAsJsonObject("texture");
-
-            return new Property("textures", texture.get("value").getAsString(), texture.get("signature").getAsString());
-        } catch (IOException e) {
-            return null;
-        }
-    }
-}

src/main/java/net/lionarius/skinrestorer/MojangSkinProvider.java

@@ -1,33 +0,0 @@
-package net.lionarius.skinrestorer;
-
-import com.google.gson.JsonObject;
-import com.mojang.authlib.properties.Property;
-import net.lionarius.skinrestorer.util.JsonUtils;
-import net.lionarius.skinrestorer.util.WebUtils;
-
-import java.io.IOException;
-import java.net.URL;
-import java.util.UUID;
-
-public class MojangSkinProvider {
-
-    private static final String API = "https://api.mojang.com/users/profiles/minecraft/";
-    private static final String SESSION_SERVER = "https://sessionserver.mojang.com/session/minecraft/profile/";
-
-    public static Property getSkin(String name) {
-        try {
-            UUID uuid = getUUID(name);
-            JsonObject texture = JsonUtils.parseJson(WebUtils.GETRequest(new URL(SESSION_SERVER + uuid + "?unsigned=false")))
-                    .getAsJsonArray("properties").get(0).getAsJsonObject();
-
-            return new Property("textures", texture.get("value").getAsString(), texture.get("signature").getAsString());
-        } catch (Exception e) {
-            return null;
-        }
-    }
-
-    private static UUID getUUID(String name) throws IOException {
-        return UUID.fromString(JsonUtils.parseJson(WebUtils.GETRequest(new URL(API + name))).get("id").getAsString()
-                .replaceFirst("(\\p{XDigit}{8})(\\p{XDigit}{4})(\\p{XDigit}{4})(\\p{XDigit}{4})(\\p{XDigit}+)", "$1-$2-$3-$4-$5"));
-    }
-}

src/main/java/net/lionarius/skinrestorer/SkinIO.java

@@ -1,27 +0,0 @@
-package net.lionarius.skinrestorer;
-
-import com.mojang.authlib.properties.Property;
-import net.lionarius.skinrestorer.util.FileUtils;
-import net.lionarius.skinrestorer.util.JsonUtils;
-
-import java.nio.file.Path;
-import java.util.UUID;
-
-public class SkinIO {
-
-    private static final String FILE_EXTENSION = ".json";
-
-    private final Path savePath;
-
-    public SkinIO(Path savePath) {
-        this.savePath = savePath;
-    }
-
-    public Property loadSkin(UUID uuid) {
-        return JsonUtils.fromJson(FileUtils.readFile(savePath.resolve(uuid + FILE_EXTENSION).toFile()), Property.class);
-    }
-
-    public void saveSkin(UUID uuid, Property skin) {
-        FileUtils.writeFile(savePath.toFile(), uuid + FILE_EXTENSION, JsonUtils.toJson(skin));
-    }
-}

src/main/java/net/lionarius/skinrestorer/SkinRestorer.java

@@ -1,150 +0,0 @@
-package net.lionarius.skinrestorer;
-
-import com.google.common.collect.Lists;
-import com.google.gson.Gson;
-import com.google.gson.JsonObject;
-import com.mojang.authlib.GameProfile;
-import com.mojang.authlib.properties.Property;
-import it.unimi.dsi.fastutil.Pair;
-import net.fabricmc.api.DedicatedServerModInitializer;
-import net.fabricmc.loader.api.FabricLoader;
-import net.minecraft.entity.EquipmentSlot;
-import net.minecraft.entity.LivingEntity;
-import net.minecraft.entity.effect.StatusEffectInstance;
-import net.minecraft.entity.player.PlayerEntity;
-import net.minecraft.item.ItemStack;
-import net.minecraft.network.packet.s2c.play.*;
-import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.network.ServerPlayerEntity;
-import net.minecraft.world.biome.source.BiomeAccess;
-import org.jetbrains.annotations.NotNull;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.nio.charset.StandardCharsets;
-import java.util.*;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.TimeUnit;
-import java.util.function.Supplier;
-
-public class SkinRestorer implements DedicatedServerModInitializer {
-
-    private static SkinStorage skinStorage;
-
-    public static final Logger LOGGER = LoggerFactory.getLogger("SkinRestorer");
-
-    public static SkinStorage getSkinStorage() {
-        return skinStorage;
-    }
-
-    @Override
-    public void onInitializeServer() {
-        skinStorage = new SkinStorage(new SkinIO(FabricLoader.getInstance().getConfigDir().resolve("skinrestorer")));
-    }
-
-    public static void refreshPlayer(ServerPlayerEntity player) {
-        List<com.mojang.datafixers.util.Pair<EquipmentSlot, ItemStack>> equipment = Lists.newArrayList();
-        for (EquipmentSlot slot : EquipmentSlot.values()) {
-            ItemStack itemStack = player.getEquippedStack(slot);
-            if (!itemStack.isEmpty()) {
-                equipment.add(com.mojang.datafixers.util.Pair.of(slot, itemStack.copy()));
-            }
-        }
-
-        for (ServerPlayerEntity observer : player.server.getPlayerManager().getPlayerList()) {
-            observer.networkHandler.sendPacket(new PlayerRemoveS2CPacket(List.of(player.getUuid())));
-            observer.networkHandler.sendPacket(PlayerListS2CPacket.entryFromPlayer(Collections.singleton(player)));
-
-            if (observer == player)
-                continue;
-
-            observer.networkHandler.sendPacket(new EntitiesDestroyS2CPacket(player.getId()));
-            observer.networkHandler.sendPacket(new EntitySpawnS2CPacket(player));
-            observer.networkHandler.sendPacket(new EntityPositionS2CPacket(player));
-            observer.networkHandler.sendPacket(new EntityTrackerUpdateS2CPacket(player.getId(), player.getDataTracker().getChangedEntries()));
-
-            if (!equipment.isEmpty())
-                observer.networkHandler.sendPacket(new EntityEquipmentUpdateS2CPacket(player.getId(), equipment));
-
-            if (player.hasVehicle())
-                observer.networkHandler.sendPacket(new EntityPassengersSetS2CPacket(player.getVehicle()));
-        }
-
-        player.networkHandler.sendPacket(new PlayerRespawnS2CPacket(player.createCommonPlayerSpawnInfo(player.getServerWorld()), (byte) 2));
-        player.networkHandler.requestTeleport(player.getX(), player.getY(), player.getZ(), player.getYaw(), player.getPitch());
-        player.networkHandler.sendPacket(new UpdateSelectedSlotS2CPacket(player.getInventory().selectedSlot));
-        player.networkHandler.sendPacket(new EntityTrackerUpdateS2CPacket(player.getId(), player.getDataTracker().getChangedEntries()));
-
-        player.sendAbilitiesUpdate();
-        player.playerScreenHandler.updateToClient();
-
-        player.networkHandler.sendPacket(new ExperienceBarUpdateS2CPacket(player.experienceProgress, player.totalExperience, player.experienceLevel));
-        player.networkHandler.sendPacket(new HealthUpdateS2CPacket(player.getHealth(), player.getHungerManager().getFoodLevel(), player.getHungerManager().getSaturationLevel()));
-
-        for (StatusEffectInstance instance : player.getStatusEffects())
-            player.networkHandler.sendPacket(new EntityStatusEffectS2CPacket(player.getId(), instance));
-
-        if (player.hasVehicle())
-            player.networkHandler.sendPacket(new EntityPassengersSetS2CPacket(player.getVehicle()));
-    }
-
-    public static CompletableFuture<Pair<Collection<ServerPlayerEntity>, Collection<GameProfile>>> setSkinAsync(MinecraftServer server, Collection<GameProfile> targets, Supplier<Property> skinSupplier) {
-        return CompletableFuture.<Pair<Property, Collection<GameProfile>>>supplyAsync(() -> {
-            HashSet<GameProfile> acceptedProfiles = new HashSet<>();
-            Property skin = skinSupplier.get();
-            if (Objects.isNull(skin)) {
-                SkinRestorer.LOGGER.error("Cannot get the skin for {}", targets.stream().findFirst().orElseThrow());
-                return Pair.of(null, Collections.emptySet());
-            }
-
-            for (GameProfile profile : targets) {
-                SkinRestorer.getSkinStorage().setSkin(profile.getId(), skin);
-                acceptedProfiles.add(profile);
-            }
-
-            return Pair.of(skin, acceptedProfiles);
-        }).<Pair<Collection<ServerPlayerEntity>, Collection<GameProfile>>>thenApplyAsync(pair -> {
-            Property skin = pair.left();
-            if (Objects.isNull(skin))
-                return Pair.of(Collections.emptySet(), Collections.emptySet());
-
-            Collection<GameProfile> acceptedProfiles = pair.right();
-            HashSet<ServerPlayerEntity> acceptedPlayers = new HashSet<>();
-            JsonObject newSkinJson = gson.fromJson(new String(Base64.getDecoder().decode(skin.value()), StandardCharsets.UTF_8), JsonObject.class);
-            newSkinJson.remove("timestamp");
-            for (GameProfile profile : acceptedProfiles) {
-                ServerPlayerEntity player = server.getPlayerManager().getPlayer(profile.getId());
-
-                if (player == null || arePropertiesEquals(newSkinJson, player.getGameProfile()))
-                    continue;
-
-                applyRestoredSkin(player.getGameProfile(), skin);
-                refreshPlayer(player);
-                acceptedPlayers.add(player);
-            }
-            return Pair.of(acceptedPlayers, acceptedProfiles);
-        }, server).orTimeout(10, TimeUnit.SECONDS).exceptionally(e -> Pair.of(Collections.emptySet(), Collections.emptySet()));
-    }
-
-    public static void applyRestoredSkin(GameProfile profile, Property skin) {
-        profile.getProperties().removeAll("textures");
-        profile.getProperties().put("textures", skin);
-    }
-
-    private static final Gson gson = new Gson();
-
-    private static boolean arePropertiesEquals(@NotNull JsonObject x, @NotNull GameProfile y) {
-        Property py = y.getProperties().get("textures").stream().findFirst().orElse(null);
-        if (py == null)
-            return false;
-
-        try {
-            JsonObject jy = gson.fromJson(new String(Base64.getDecoder().decode(py.value()), StandardCharsets.UTF_8), JsonObject.class);
-            jy.remove("timestamp");
-            return x.equals(jy);
-        } catch (Exception ex) {
-            SkinRestorer.LOGGER.info("Can not compare skin", ex);
-            return false;
-        }
-    }
-}

src/main/java/net/lionarius/skinrestorer/SkinStorage.java

@@ -1,42 +0,0 @@
-package net.lionarius.skinrestorer;
-
-import com.mojang.authlib.properties.Property;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.UUID;
-
-public class SkinStorage {
-
-    public static final Property DEFAULT_SKIN = new Property("textures", "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",
-            "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");
-
-    private final Map<UUID, Property> skinMap = new HashMap<>();
-    private final SkinIO skinIO;
-
-    public SkinStorage(SkinIO skinIO) {
-        this.skinIO = skinIO;
-    }
-
-    public Property getSkin(UUID uuid) {
-        if (!skinMap.containsKey(uuid)) {
-            Property skin = skinIO.loadSkin(uuid);
-            setSkin(uuid, skin);
-        }
-
-        return skinMap.get(uuid);
-    }
-
-    public void removeSkin(UUID uuid) {
-        if (skinMap.containsKey(uuid)) {
-            skinIO.saveSkin(uuid, skinMap.get(uuid));
-        }
-    }
-
-    public void setSkin(UUID uuid, Property skin) {
-        if (skin == null)
-            skin = DEFAULT_SKIN;
-
-        skinMap.put(uuid, skin);
-    }
-}

src/main/java/net/lionarius/skinrestorer/command/SkinCommand.java

@@ -1,98 +0,0 @@
-package net.lionarius.skinrestorer.command;
-
-import com.mojang.authlib.GameProfile;
-import com.mojang.authlib.properties.Property;
-import com.mojang.brigadier.CommandDispatcher;
-import com.mojang.brigadier.arguments.StringArgumentType;
-import net.lionarius.skinrestorer.MineskinSkinProvider;
-import net.lionarius.skinrestorer.MojangSkinProvider;
-import net.lionarius.skinrestorer.SkinRestorer;
-import net.lionarius.skinrestorer.enums.SkinVariant;
-import net.lionarius.skinrestorer.util.TranslationUtils;
-import net.minecraft.command.argument.GameProfileArgumentType;
-import net.minecraft.server.command.ServerCommandSource;
-import net.minecraft.server.network.ServerPlayerEntity;
-import net.minecraft.text.Text;
-
-import java.util.Collection;
-import java.util.Collections;
-import java.util.function.Supplier;
-
-import static net.lionarius.skinrestorer.SkinStorage.DEFAULT_SKIN;
-import static net.minecraft.server.command.CommandManager.argument;
-import static net.minecraft.server.command.CommandManager.literal;
-
-public class SkinCommand {
-
-    public static void register(CommandDispatcher<ServerCommandSource> dispatcher) {
-        dispatcher.register(literal("skin")
-                .then(literal("set")
-                        .then(literal("mojang")
-                                .then(argument("skin_name", StringArgumentType.word())
-                                        .executes(context ->
-                                                skinAction(context.getSource(),
-                                                        () -> MojangSkinProvider.getSkin(StringArgumentType.getString(context, "skin_name"))))
-                                        .then(argument("targets", GameProfileArgumentType.gameProfile()).requires(source -> source.hasPermissionLevel(3))
-                                                .executes(context ->
-                                                        skinAction(context.getSource(), GameProfileArgumentType.getProfileArgument(context, "targets"), true,
-                                                                () -> MojangSkinProvider.getSkin(StringArgumentType.getString(context, "skin_name")))))))
-                        .then(literal("web")
-                                .then(literal("classic")
-                                        .then(argument("url", StringArgumentType.string())
-                                                .executes(context ->
-                                                        skinAction(context.getSource(),
-                                                                () -> MineskinSkinProvider.getSkin(StringArgumentType.getString(context, "url"), SkinVariant.CLASSIC)))
-                                                .then(argument("targets", GameProfileArgumentType.gameProfile()).requires(source -> source.hasPermissionLevel(3))
-                                                        .executes(context ->
-                                                                skinAction(context.getSource(), GameProfileArgumentType.getProfileArgument(context, "targets"), true,
-                                                                        () -> MineskinSkinProvider.getSkin(StringArgumentType.getString(context, "url"), SkinVariant.CLASSIC))))))
-                                .then(literal("slim")
-                                        .then(argument("url", StringArgumentType.string())
-                                                .executes(context ->
-                                                        skinAction(context.getSource(),
-                                                                () -> MineskinSkinProvider.getSkin(StringArgumentType.getString(context, "url"), SkinVariant.SLIM)))
-                                                .then(argument("targets", GameProfileArgumentType.gameProfile()).requires(source -> source.hasPermissionLevel(3))
-                                                        .executes(context ->
-                                                                skinAction(context.getSource(), GameProfileArgumentType.getProfileArgument(context, "targets"), true,
-                                                                        () -> MineskinSkinProvider.getSkin(StringArgumentType.getString(context, "url"), SkinVariant.SLIM))))))))
-                .then(literal("clear")
-                        .executes(context ->
-                                skinAction(context.getSource(),
-                                        () -> DEFAULT_SKIN))
-                        .then(argument("targets", GameProfileArgumentType.gameProfile()).executes(context ->
-                                skinAction(context.getSource(), GameProfileArgumentType.getProfileArgument(context, "targets"), true,
-                                        () -> DEFAULT_SKIN))))
-        );
-    }
-
-    private static int skinAction(ServerCommandSource src, Collection<GameProfile> targets, boolean setByOperator, Supplier<Property> skinSupplier) {
-        SkinRestorer.setSkinAsync(src.getServer(), targets, skinSupplier).thenAccept(pair -> {
-            Collection<GameProfile> profiles = pair.right();
-            Collection<ServerPlayerEntity> players = pair.left();
-            if (profiles.size() == 0) {
-                src.sendError(Text.of(TranslationUtils.translation.skinActionFailed));
-                return;
-            }
-            if (setByOperator) {
-                src.sendFeedback(() -> Text.of(
-                        String.format(TranslationUtils.translation.skinActionAffectedProfile,
-                                String.join(", ", profiles.stream().map(GameProfile::getName).toList()))), true);
-                if (players.size() != 0) {
-                    src.sendFeedback(() -> Text.of(
-                            String.format(TranslationUtils.translation.skinActionAffectedPlayer,
-                                    String.join(", ", players.stream().map(p -> p.getGameProfile().getName()).toList()))), true);
-                }
-            } else {
-                src.sendFeedback(() -> Text.of(TranslationUtils.translation.skinActionOk), true);
-            }
-        });
-        return targets.size();
-    }
-
-    private static int skinAction(ServerCommandSource src, Supplier<Property> skinSupplier) {
-        if (src.getPlayer() == null)
-            return 0;
-
-        return skinAction(src, Collections.singleton(src.getPlayer().getGameProfile()), false, skinSupplier);
-    }
-}

src/main/java/net/lionarius/skinrestorer/mixin/CommandManagerMixin.java

@@ -1,26 +0,0 @@
-package net.lionarius.skinrestorer.mixin;
-
-import com.mojang.brigadier.CommandDispatcher;
-import net.lionarius.skinrestorer.command.SkinCommand;
-import net.minecraft.command.CommandRegistryAccess;
-import net.minecraft.server.command.CommandManager;
-import net.minecraft.server.command.ServerCommandSource;
-import org.spongepowered.asm.mixin.Final;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.Shadow;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-@Mixin(CommandManager.class)
-public abstract class CommandManagerMixin {
-
-    @Final
-    @Shadow
-    private CommandDispatcher<ServerCommandSource> dispatcher;
-
-    @Inject(method = "<init>", at = @At(value = "TAIL"))
-    private void init(CommandManager.RegistrationEnvironment environment, CommandRegistryAccess commandRegistryAccess, CallbackInfo ci) {
-        SkinCommand.register(dispatcher);
-    }
-}

src/main/java/net/lionarius/skinrestorer/mixin/PlayerManagerMixin.java

@@ -1,44 +0,0 @@
-package net.lionarius.skinrestorer.mixin;
-
-import net.lionarius.skinrestorer.SkinRestorer;
-import net.minecraft.network.ClientConnection;
-import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.PlayerManager;
-import net.minecraft.server.network.ConnectedClientData;
-import net.minecraft.server.network.ServerPlayerEntity;
-import org.spongepowered.asm.mixin.Final;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.Shadow;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-import java.util.Collections;
-import java.util.List;
-
-@Mixin(PlayerManager.class)
-public abstract class PlayerManagerMixin {
-
-    @Shadow
-    public abstract List<ServerPlayerEntity> getPlayerList();
-
-    @Shadow @Final private MinecraftServer server;
-
-    @Inject(method = "remove", at = @At("TAIL"))
-    private void remove(ServerPlayerEntity player, CallbackInfo ci) {
-        SkinRestorer.getSkinStorage().removeSkin(player.getUuid());
-    }
-
-    @Inject(method = "disconnectAllPlayers", at = @At("HEAD"))
-    private void disconnectAllPlayers(CallbackInfo ci) {
-        for (ServerPlayerEntity player : getPlayerList()) {
-            SkinRestorer.getSkinStorage().removeSkin(player.getUuid());
-        }
-    }
-
-    @Inject(method = "onPlayerConnect", at = @At("HEAD"))
-    private void onPlayerConnected(ClientConnection connection, ServerPlayerEntity player, ConnectedClientData clientData, CallbackInfo ci) {
-        if (player.getClass() != ServerPlayerEntity.class) // if the player isn't a server player entity, it must be someone's fake player
-            SkinRestorer.setSkinAsync(server, Collections.singleton(player.getGameProfile()), () -> SkinRestorer.getSkinStorage().getSkin(player.getUuid()));
-    }
-}

src/main/java/net/lionarius/skinrestorer/mixin/ServerLoginNetworkHandlerMixin.java

@@ -1,52 +0,0 @@
-package net.lionarius.skinrestorer.mixin;
-
-import com.mojang.authlib.GameProfile;
-import com.mojang.authlib.properties.Property;
-import net.lionarius.skinrestorer.MojangSkinProvider;
-import net.lionarius.skinrestorer.SkinRestorer;
-import net.lionarius.skinrestorer.SkinStorage;
-import net.minecraft.server.network.ServerLoginNetworkHandler;
-import net.minecraft.server.network.ServerPlayerEntity;
-import org.jetbrains.annotations.Nullable;
-import org.slf4j.Logger;
-import org.spongepowered.asm.mixin.Final;
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.Shadow;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-import java.util.concurrent.CompletableFuture;
-
-@Mixin(ServerLoginNetworkHandler.class)
-public abstract class ServerLoginNetworkHandlerMixin {
-
-	@Shadow @Nullable GameProfile profile;
-
-	@Shadow @Final
-	static Logger LOGGER;
-	private CompletableFuture<Property> skinrestorer_pendingSkin;
-
-	@Inject(method = "tickVerify", at = @At(value = "INVOKE", target = "Lnet/minecraft/server/PlayerManager;checkCanJoin(Ljava/net/SocketAddress;Lcom/mojang/authlib/GameProfile;)Lnet/minecraft/text/Text;"), cancellable = true)
-	public void waitForSkin(CallbackInfo ci) {
-		if (skinrestorer_pendingSkin == null) {
-			skinrestorer_pendingSkin = CompletableFuture.supplyAsync(() -> {
-				LOGGER.debug("Fetching {}'s skin", profile.getName());
-				if (SkinRestorer.getSkinStorage().getSkin(profile.getId()) == SkinStorage.DEFAULT_SKIN)
-					SkinRestorer.getSkinStorage().setSkin(profile.getId(), MojangSkinProvider.getSkin(profile.getName()));
-
-				return SkinRestorer.getSkinStorage().getSkin(profile.getId());
-			});
-		}
-
-		if (!skinrestorer_pendingSkin.isDone()) {
-			ci.cancel();
-		}
-	}
-
-	@Inject(method = "sendSuccessPacket", at = @At("HEAD"))
-	public void applyRestoredSkinHook(GameProfile profile, CallbackInfo ci) {
-		if (skinrestorer_pendingSkin != null)
-			SkinRestorer.applyRestoredSkin(profile, skinrestorer_pendingSkin.getNow(SkinStorage.DEFAULT_SKIN));
-	}
-}

src/main/java/net/lionarius/skinrestorer/util/FileUtils.java

@@ -1,33 +0,0 @@
-package net.lionarius.skinrestorer.util;
-
-import java.io.*;
-import java.nio.charset.StandardCharsets;
-
-public class FileUtils {
-
-    public static String readFile(File file) {
-        try (BufferedReader reader = new BufferedReader(new FileReader(file, StandardCharsets.UTF_8))) {
-            return StringUtils.readString(reader);
-        } catch (IOException e) {
-            return null;
-        }
-    }
-
-    public static boolean writeFile(File path, String fileName, String content) {
-        try {
-            if (!path.exists())
-                path.mkdirs();
-
-            File file = new File(path, fileName);
-            if (!file.exists())
-                file.createNewFile();
-
-            try (FileWriter writer = new FileWriter(file, StandardCharsets.UTF_8)) {
-                writer.write(content);
-            }
-            return true;
-        } catch (IOException e) {
-            return false;
-        }
-    }
-}

src/main/java/net/lionarius/skinrestorer/util/JsonUtils.java

@@ -1,23 +0,0 @@
-package net.lionarius.skinrestorer.util;
-
-import com.google.gson.Gson;
-import com.google.gson.GsonBuilder;
-import com.google.gson.JsonObject;
-import com.google.gson.JsonParser;
-
-public class JsonUtils {
-
-    private static final Gson GSON = new GsonBuilder().setPrettyPrinting().create();
-
-    public static <T> T fromJson(String json, Class<T> clazz) {
-        return GSON.fromJson(json, clazz);
-    }
-
-    public static String toJson(Object obj) {
-        return GSON.toJson(obj);
-    }
-
-    public static JsonObject parseJson(String json) {
-        return JsonParser.parseString(json).getAsJsonObject();
-    }
-}

src/main/java/net/lionarius/skinrestorer/util/TranslationUtils.java

@@ -1,28 +0,0 @@
-package net.lionarius.skinrestorer.util;
-
-import net.fabricmc.loader.api.FabricLoader;
-import net.lionarius.skinrestorer.SkinRestorer;
-
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.Objects;
-
-public class TranslationUtils {
-	public static class Translation {
-		public String skinActionAffectedProfile = "Skin has been saved for %s";
-		public String skinActionAffectedPlayer = "Apply live skin changes for %s";
-		public String skinActionFailed = "Failed to set skin";
-		public String skinActionOk = "Skin changed";
-	}
-	public static Translation translation = new Translation();
-	static {
-		Path path = FabricLoader.getInstance().getConfigDir().resolve("skinrestorer").resolve("translation.json");
-		if (Files.exists(path)) {
-			try {
-				translation = JsonUtils.fromJson(Objects.requireNonNull(FileUtils.readFile(path.toFile())), Translation.class);
-			} catch (Exception ex) {
-				SkinRestorer.LOGGER.error("Failed to load translation", ex);
-			}
-		}
-	}
-}

src/main/java/net/lionarius/skinrestorer/util/WebUtils.java

@@ -1,42 +0,0 @@
-package net.lionarius.skinrestorer.util;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStream;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.nio.charset.StandardCharsets;
-
-public class WebUtils {
-
-    public static String POSTRequest(URL url, String userAgent, String contentType, String responseType, String input) throws IOException {
-        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-
-        connection.setRequestMethod("POST");
-        connection.setRequestProperty("Content-Type", contentType);
-        connection.setRequestProperty("Accept", responseType);
-        connection.setRequestProperty("User-Agent", userAgent);
-        connection.setDoOutput(true);
-        connection.setDoInput(true);
-
-        try (OutputStream os = connection.getOutputStream()) {
-            os.write(input.getBytes(StandardCharsets.UTF_8), 0, input.length());
-        }
-
-        try (BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream(), StandardCharsets.UTF_8))) {
-            return StringUtils.readString(br);
-        }
-    }
-
-    public static String GETRequest(URL url) throws IOException {
-        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-
-        connection.setRequestMethod("GET");
-        connection.setDoOutput(true);
-
-        try (BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream(), StandardCharsets.UTF_8))) {
-            return StringUtils.readString(br);
-        }
-    }
-}

src/main/resources/fabric.mod.json

@@ -1,30 +0,0 @@
-{
-  "schemaVersion": 1,
-  "id": "skinrestorer",
-  "version": "${version}",
-
-  "name": "Skin Restorer",
-  "description": "",
-  "authors": [
-    "Lionarius"
-  ],
-  "contact": {},
-
-  "license": "MIT",
-
-  "environment": "server",
-  "entrypoints": {
-    "server": [
-      "net.lionarius.skinrestorer.SkinRestorer"
-    ]
-  },
-  "mixins": [
-    "skinrestorer.mixins.json"
-  ],
-
-  "depends": {
-    "fabricloader": ">=0.11.3",
-    "minecraft": "*",
-    "java": ">=17"
-  }
-}

src/main/resources/skinrestorer.mixins.json

@@ -1,14 +0,0 @@
-{
-  "required": true,
-  "minVersion": "0.8",
-  "package": "net.lionarius.skinrestorer.mixin",
-  "compatibilityLevel": "JAVA_17",
-  "mixins": [
-    "CommandManagerMixin",
-    "PlayerManagerMixin",
-    "ServerLoginNetworkHandlerMixin"
-  ],
-  "injectors": {
-    "defaultRequire": 1
-  }
-}