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