33 lines
580 B
Go
33 lines
580 B
Go
package utils
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import (
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"crypto/rand"
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"encoding/hex"
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"fmt"
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"github.com/pdfcpu/pdfcpu/pkg/api"
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)
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func GenerateSessionId(length int) string {
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bytes := make([]byte, length) // 16 bytes = 128 bits
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_, err := rand.Read(bytes)
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if err != nil {
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panic("failed to generate session ID")
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}
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return hex.EncodeToString(bytes)
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}
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func GenerateToken() string {
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return GenerateSessionId(16)
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}
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func CountPagesAtPath(path string) (pages int) {
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ctx, err := api.ReadContextFile(path)
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if err != nil {
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fmt.Println("Error reading PDF:", err)
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return
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}
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pages = ctx.PageCount
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return
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}
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