98 lines
1.9 KiB
Go
98 lines
1.9 KiB
Go
package main
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import (
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"context"
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"fmt"
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"io"
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"net/http"
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"reflect"
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"github.com/mudler/local-agent-framework/action"
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"github.com/sashabaranov/go-openai/jsonschema"
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"github.com/traefik/yaegi/interp"
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"github.com/traefik/yaegi/stdlib"
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"jaytaylor.com/html2text"
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)
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func NewCustom(config map[string]string) *CustomAction {
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return &CustomAction{
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config: config,
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}
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}
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type CustomAction struct {
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config map[string]string
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i *interp.Interpreter
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code *reflect.Value
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}
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func (a *CustomAction) initializeInterpreter() error {
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if _, exists := a.config["code"]; exists && a.i == nil {
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i := interp.New(interp.Options{GoPath: "./_pkg"})
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if err := i.Use(stdlib.Symbols); err != nil {
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return err
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}
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_, err := i.Eval(a.config["code"])
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if err != nil {
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return err
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}
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a.i = i
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}
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return nil
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}
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func (a *CustomAction) Run(ctx context.Context, params action.ActionParams) (string, error) {
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result := struct {
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URL string `json:"url"`
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}{}
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err := params.Unmarshal(&result)
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if err != nil {
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fmt.Printf("error: %v", err)
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return "", err
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}
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// download page with http.Client
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client := &http.Client{}
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req, err := http.NewRequest("GET", result.URL, nil)
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if err != nil {
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return "", err
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}
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resp, err := client.Do(req)
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if err != nil {
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return "", err
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}
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defer resp.Body.Close()
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pagebyte, err := io.ReadAll(resp.Body)
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if err != nil {
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return "", err
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}
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rendered, err := html2text.FromString(string(pagebyte), html2text.Options{PrettyTables: true})
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if err != nil {
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return "", err
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}
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return fmt.Sprintf("The webpage '%s' content is:\n%s", result.URL, rendered), nil
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}
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func (a *CustomAction) Definition() action.ActionDefinition {
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return action.ActionDefinition{
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Name: action.ActionDefinitionName(a.config["name"]),
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Description: a.config["description"],
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Properties: map[string]jsonschema.Definition{
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"url": {
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Type: jsonschema.String,
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Description: "The website URL.",
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},
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},
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Required: []string{"url"},
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}
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}
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