geziyor/exporter/json.go

45 lines
859 B
Go

package exporter
import (
"encoding/json"
"fmt"
"github.com/geziyor/geziyor"
"os"
"sync"
)
// JSONExporter exports response data as JSON streaming file
type JSONExporter struct {
Filename string
EscapeHTML bool
file *os.File
once sync.Once
}
// Export exports response data as JSON streaming file
func (e JSONExporter) Export(response *geziyor.Response) {
// Default Filename
if e.Filename == "" {
e.Filename = "out.json"
}
// Create File
e.once.Do(func() {
newFile, err := os.OpenFile(e.Filename, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
if err != nil {
fmt.Fprintf(os.Stderr, "output file creation error: %v", err)
return
}
e.file = newFile
})
// Export data as responses came
for res := range response.Exports {
encoder := json.NewEncoder(e.file)
encoder.SetEscapeHTML(e.EscapeHTML)
encoder.Encode(res)
}
}