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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| package server | ||
|
|
||
| import ( | ||
| "os" | ||
|
|
||
| "github.com/dop251/goja" | ||
| "github.com/dynamitemc/dynamite/logger" | ||
| ) | ||
|
|
||
| type PluginData struct { | ||
| Identifier string `js:"identifier"` | ||
| } | ||
|
|
||
| func makeJSMap[K comparable, V any](vm *goja.Runtime, from *map[K]V) *goja.Object { | ||
| m := vm.NewObject() | ||
| m.Set("set", func(key K, value V) { | ||
| (*from)[key] = value | ||
| }) | ||
| m.Set("delete", func(key K) { | ||
| delete(*from, key) | ||
| }) | ||
| m.Set("get", func(key K) V { | ||
| return (*from)[key] | ||
| }) | ||
| return m | ||
| } | ||
|
|
||
| func at[T any](arr []T, index int) (val T) { | ||
| if len(arr) <= index { | ||
| return val | ||
| } | ||
| return arr[index] | ||
| } | ||
|
|
||
| func getJavaScriptVM(logger logger.Logger, plugin *Plugin) *goja.Runtime { | ||
| vm := goja.New() | ||
| vm.SetFieldNameMapper(goja.TagFieldNameMapper("js", true)) | ||
| server := vm.NewObject() | ||
| log := vm.NewObject() | ||
|
|
||
| server.Set("close", func(c int64) { | ||
| var code int64 = c | ||
| os.Exit(int(code)) | ||
| }) | ||
|
|
||
| log.Set("info", func(format string, a ...interface{}) { | ||
| logger.Info(format, a...) | ||
| }) | ||
|
|
||
| log.Set("warn", func(format string, a ...interface{}) { | ||
| logger.Warn(format, a...) | ||
| }) | ||
|
|
||
| log.Set("debug", func(format string, a ...interface{}) { | ||
| logger.Debug(format, a...) | ||
| }) | ||
|
|
||
| log.Set("error", func(format string, a ...interface{}) { | ||
| logger.Error(format, a...) | ||
| }) | ||
|
|
||
| log.Set("print", func(format string, a ...interface{}) { | ||
| logger.Print(format, a...) | ||
| }) | ||
|
|
||
| vm.Set("Plugin", func(data *PluginData) { | ||
| if data == nil { | ||
| logger.Error("Failed to load plugin %s: invalid plugin data", plugin.Filename) | ||
| } else { | ||
| if data.Identifier == "" { | ||
| logger.Error("Failed to load plugin %s: identifier was not specified", plugin.Filename) | ||
| } | ||
| plugin.Identifier = data.Identifier | ||
| plugin.Initialized = true | ||
| } | ||
| }) | ||
| server.Set("logger", log) | ||
| vm.Set("server", server) | ||
| return vm | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| package server | ||
|
|
||
| import ( | ||
| "os" | ||
|
|
||
| "github.com/Shopify/go-lua" | ||
| "github.com/dynamitemc/dynamite/logger" | ||
| ) | ||
|
|
||
| func luaCreateFunction(l *lua.State, k string, f lua.Function) { | ||
| l.PushGoFunction(f) | ||
| l.SetField(-2, k) | ||
| } | ||
|
|
||
| func luaCreateGlobalFunction(l *lua.State, k string, f lua.Function) { | ||
| l.PushGoFunction(f) | ||
| l.SetGlobal(k) | ||
| } | ||
|
|
||
| func getLuaVM(logger logger.Logger, plugin *Plugin) *lua.State { | ||
| l := lua.NewState() | ||
| l.NewTable() | ||
| luaCreateFunction(l, "close", func(state *lua.State) int { | ||
| code := 0 | ||
| if c, ok := state.ToInteger(1); ok { | ||
| code = c | ||
| } | ||
| os.Exit(code) | ||
| return 0 | ||
| }) | ||
| l.NewTable() | ||
| luaCreateFunction(l, "info", func(state *lua.State) int { | ||
| text, ok := state.ToString(1) | ||
| if !ok { | ||
| return 0 | ||
| } | ||
| var data []interface{} | ||
| for i := 2; ; i++ { | ||
| val := state.ToValue(i) | ||
| if val == nil { | ||
| break | ||
| } | ||
| data = append(data, val) | ||
| } | ||
| logger.Info(text, data...) | ||
| return 0 | ||
| }) | ||
| luaCreateFunction(l, "error", func(state *lua.State) int { | ||
| text, ok := state.ToString(1) | ||
| if !ok { | ||
| return 0 | ||
| } | ||
| var data []interface{} | ||
| for i := 2; ; i++ { | ||
| val := state.ToValue(i) | ||
| if val == nil { | ||
| break | ||
| } | ||
| data = append(data, val) | ||
| } | ||
| logger.Error(text, data...) | ||
| return 0 | ||
| }) | ||
| luaCreateFunction(l, "debug", func(state *lua.State) int { | ||
| text, ok := state.ToString(1) | ||
| if !ok { | ||
| return 0 | ||
| } | ||
| var data []interface{} | ||
| for i := 2; ; i++ { | ||
| val := state.ToValue(i) | ||
| if val == nil { | ||
| break | ||
| } | ||
| data = append(data, val) | ||
| } | ||
| logger.Debug(text, data...) | ||
| return 0 | ||
| }) | ||
| luaCreateFunction(l, "warn", func(state *lua.State) int { | ||
| text, ok := state.ToString(1) | ||
| if !ok { | ||
| return 0 | ||
| } | ||
| var data []interface{} | ||
| for i := 2; ; i++ { | ||
| val := state.ToValue(i) | ||
| if val == nil { | ||
| break | ||
| } | ||
| data = append(data, val) | ||
| } | ||
| logger.Warn(text, data...) | ||
| return 0 | ||
| }) | ||
| l.SetField(-2, "logger") | ||
| l.SetGlobal("server") | ||
|
|
||
| luaCreateGlobalFunction(l, "Plugin", func(state *lua.State) int { | ||
| if state.IsTable(1) { | ||
| l.Field(1, "identifier") | ||
| identifier, ok := l.ToString(-1) | ||
| if !ok { | ||
| logger.Error("Failed to load plugin %s: identifier was not specified", plugin.Filename) | ||
| } | ||
| plugin.Identifier = identifier | ||
| plugin.Initialized = true | ||
| } else { | ||
| logger.Error("Failed to load plugin %s: invalid plugin data", plugin.Filename) | ||
| } | ||
| return 0 | ||
| }) | ||
| return l | ||
| } |
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