mirror of https://github.com/dirtbags/moth.git
84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
package transpile
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import (
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"archive/zip"
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"bytes"
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"encoding/json"
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"fmt"
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"io"
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"os/exec"
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)
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// Mothball packages a Category up for a production server run.
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func Mothball(c Category) (*bytes.Reader, error) {
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buf := new(bytes.Buffer)
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zf := zip.NewWriter(buf)
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inv, err := c.Inventory()
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if err != nil {
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return nil, err
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}
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puzzlesTxt, err := zf.Create("puzzles.txt")
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if err != nil {
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return nil, err
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}
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answersTxt, err := zf.Create("answers.txt")
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if err != nil {
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return nil, err
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}
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for _, points := range inv {
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fmt.Fprintln(puzzlesTxt, points)
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puzzlePath := fmt.Sprintf("%d/puzzle.json", points)
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pw, err := zf.Create(puzzlePath)
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if err != nil {
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return nil, err
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}
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puzzle, err := c.Puzzle(points)
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if err != nil {
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return nil, fmt.Errorf("Puzzle %d: %s", points, err)
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}
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// Record answers in answers.txt
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for _, answer := range puzzle.Answers {
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fmt.Fprintln(answersTxt, points, answer)
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}
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// Remove answers and debugging from puzzle object
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puzzle.Answers = []string{}
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puzzle.Debug.Errors = []string{}
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puzzle.Debug.Hints = []string{}
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puzzle.Debug.Log = []string{}
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// Write out Puzzle object
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penc := json.NewEncoder(pw)
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if err := penc.Encode(puzzle); err != nil {
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return nil, fmt.Errorf("Puzzle %d: %s", points, err)
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}
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// Write out all attachments and scripts
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attachments := append(puzzle.Pre.Attachments, puzzle.Pre.Scripts...)
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for _, att := range attachments {
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attPath := fmt.Sprintf("%d/%s", points, att)
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aw, err := zf.Create(attPath)
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if err != nil {
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return nil, err
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}
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ar, err := c.Open(points, att)
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if exerr, ok := err.(*exec.ExitError); ok {
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return nil, fmt.Errorf("Puzzle %d: %s: %s: %s", points, att, err, string(exerr.Stderr))
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} else if err != nil {
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return nil, fmt.Errorf("Puzzle %d: %s: %s", points, att, err)
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}
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if _, err := io.Copy(aw, ar); err != nil {
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return nil, fmt.Errorf("Puzzle %d: %s: %s", points, att, err)
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}
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}
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}
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zf.Close()
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return bytes.NewReader(buf.Bytes()), nil
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}
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