Matheus Sampaio Queiroga
0df872b33c
Signed-off-by: Matheus Sampaio Queiroga <srherobrine20@gmail.com>
81 lines
2.3 KiB
Go
81 lines
2.3 KiB
Go
package dpkg
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import (
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"encoding"
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"fmt"
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"strings"
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)
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type Maintainer struct {
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Name string `json:"name,omitempty"`
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Contact string `json:"contact,omitempty"`
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}
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func (main Maintainer) String() string {
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if main.Contact == "" {
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return main.Name
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}
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return fmt.Sprintf("%s <%s>", main.Name, main.Contact)
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}
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type Package struct {
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Name string `json:"name"`
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Version string `json:"version"`
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Architecture Architecture `json:"arch"`
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Maintainer Maintainer `json:"maintainer"`
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Description [2]string `json:"description"`
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OriginalMaintainer *Maintainer `json:"original_maintainer,omitempty"`
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Extra map[string]any `json:"extra"`
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}
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func (pkg Package) MarshalBinary() ([]byte, error) {
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lines := []string{
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fmt.Sprintf("Package: %s", pkg.Name),
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fmt.Sprintf("Version: %s", pkg.Version),
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fmt.Sprintf("Architecture: %s", pkg.Architecture.String()),
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fmt.Sprintf("Maintainer: %s", pkg.Maintainer.String()),
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}
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if pkg.OriginalMaintainer != nil {
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lines = append(lines, fmt.Sprintf("Original-Maintainer: %s", pkg.OriginalMaintainer.String()))
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}
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for key, value := range pkg.Extra {
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switch v := value.(type) {
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case fmt.Stringer:
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lines = append(lines, fmt.Sprintf("%s: %s", key, v.String()))
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case encoding.TextMarshaler:
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data, err := v.MarshalText()
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if err != nil {
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return nil, err
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}
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lines = append(lines, fmt.Sprintf("%s: %s", key, string(data)))
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case string:
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lines = append(lines, fmt.Sprintf("%s: %s", key, v))
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case []string:
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lines = append(lines, fmt.Sprintf("%s: %s", key, strings.Join(v, ", ")))
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case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
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lines = append(lines, fmt.Sprintf("%s: %d", key, v))
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case bool:
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str := "no"
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if v {
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str = "yes"
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}
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lines = append(lines, fmt.Sprintf("%s: %s", key, str))
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}
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}
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lines = append(lines, fmt.Sprintf("Description: %s", pkg.Description[0]))
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if pkg.Description[1] != "" {
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descLines := strings.Split(strings.TrimSpace(pkg.Description[1]), "\n")
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for index := range descLines {
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if strings.TrimSpace(descLines[index]) == "" {
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descLines[index] = "."
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continue
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}
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}
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lines = append(lines, fmt.Sprintf(" %s", strings.Join(descLines, "\n ")))
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}
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return []byte(strings.Join(append(lines, ""), "\n")), nil
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}
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