94 lines
1.8 KiB
Go
94 lines
1.8 KiB
Go
package main
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import (
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"bufio"
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"net/url"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"git.sr.ht/~adnano/go-gemini"
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)
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var perrors map[string]PError
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type PError struct {
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Code gemini.Status
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Message string
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}
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func populatePErrors() error {
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file, err := os.OpenFile(filepath.Join(xdgDataHome(), "konbata", "perrors"), os.O_RDONLY|os.O_CREATE, 0600)
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if err != nil {
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return err
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}
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defer file.Close()
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scanner := bufio.NewScanner(file)
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perrors = make(map[string]PError)
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unescaper := strings.NewReplacer("\\n", "\n", "\\\\", "\\")
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for scanner.Scan() {
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values := strings.SplitN(scanner.Text(), " ", 3)
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if len(values) != 3 {
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continue
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}
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url, err := url.Parse(values[0])
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if err != nil {
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continue
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}
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if url.Scheme != "gemini" {
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continue
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}
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code, err := strconv.Atoi(values[1])
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if err != nil {
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continue
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}
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perrors[url.String()] = PError{
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Code: gemini.Status(code),
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Message: unescaper.Replace(values[2]),
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}
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}
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return nil
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}
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func savePErrors() error {
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file, err := os.OpenFile(filepath.Join(xdgDataHome(), "konbata", "perrors"), os.O_WRONLY|os.O_CREATE, 0600)
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if err != nil {
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return err
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}
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defer file.Close()
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err = file.Truncate(0)
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if err != nil {
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return err
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}
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writer := bufio.NewWriter(file)
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escaper := strings.NewReplacer("\\", "\\\\", "\n", "\\n")
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for url, perror := range perrors {
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_, err = writer.WriteString(url)
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if err != nil {
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return err
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}
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_, err = writer.WriteRune(' ')
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if err != nil {
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return err
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}
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_, err = writer.WriteString(strconv.Itoa(int(perror.Code)))
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if err != nil {
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return err
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}
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_, err = writer.WriteRune(' ')
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if err != nil {
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return err
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}
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_, err = escaper.WriteString(writer, perror.Message)
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if err != nil {
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return err
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}
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_, err = writer.WriteRune('\n')
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if err != nil {
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return err
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}
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}
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return writer.Flush()
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}
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