gosora/common/module_ottojs.go

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/*
*
* OttoJS Plugin Module
* Copyright Azareal 2016 - 2018
*
*/
package common
import (
"errors"
"github.com/robertkrimen/otto"
)
type OttoPluginLang struct {
vm *otto.Otto
plugins map[string]*otto.Script
vars map[string]*otto.Object
}
func init() {
pluginLangs["ottojs"] = &OttoPluginLang{
plugins: make(map[string]*otto.Script),
vars: make(map[string]*otto.Object),
}
}
func (js *OttoPluginLang) Init() (err error) {
js.vm = otto.New()
js.vars["current_page"], err = js.vm.Object(`var current_page = {}`)
return err
}
func (js *OttoPluginLang) GetName() string {
return "ottojs"
}
func (js *OttoPluginLang) GetExts() []string {
return []string{".js"}
}
func (js *OttoPluginLang) AddPlugin(meta PluginMeta) (plugin *Plugin, err error) {
script, err := js.vm.Compile("./extend/"+meta.UName+"/"+meta.Main, nil)
if err != nil {
return nil, err
}
var pluginInit = func() error {
retValue, err := js.vm.Run(script)
if err != nil {
return err
}
if retValue.IsString() {
ret, err := retValue.ToString()
if err != nil {
return err
}
if ret != "" {
return errors.New(ret)
}
}
return nil
}
plugin = new(Plugin)
plugin.UName = meta.UName
plugin.Name = meta.Name
plugin.Author = meta.Author
plugin.URL = meta.URL
plugin.Settings = meta.Settings
plugin.Tag = meta.Tag
plugin.Type = "ottojs"
plugin.Init = pluginInit
// TODO: Implement plugin life cycle events
buildPlugin(plugin)
plugin.Data = script
return plugin, nil
}
/*func (js *OttoPluginLang) addHook(hook string, plugin string) {
hooks[hook] = func(data interface{}) interface{} {
switch d := data.(type) {
case Page:
currentPage := js.vars["current_page"]
currentPage.Set("Title", d.Title)
case TopicPage:
case ProfilePage:
case Reply:
default:
log.Print("Not a valid JS datatype")
}
}
}*/