go-deb/control.read.go

146 lines
3.6 KiB
Go

package main
import (
"bufio"
"os"
"path/filepath"
"strings"
"unicode"
"go.wit.com/lib/protobuf/gitpb"
"go.wit.com/log"
)
func trimNonNumericPrefix(s string) string {
// Find the index of the first character that IS a digit.
firstDigitIndex := strings.IndexFunc(s, unicode.IsDigit)
// If no digit is found, IndexFunc returns -1.
// In this case, the result should be an empty string.
if firstDigitIndex == -1 {
return ""
}
// Return the substring starting from the first digit.
return s[firstDigitIndex:]
}
// readGitConfig reads and parses the control file
func readControlFile(repo *gitpb.Repo) error {
pairs := make(map[string]string)
var key string
file, err := os.Open("control")
if err != nil {
log.Warn("readControlFile() could not find the file")
// return errors.New("'control': file not found")
// if this happens, make up a fake control file
pairs["Architecture"] = "amd64" // TODO: figure this out
pairs["Recommends"] = ""
pairs["Source"] = "notsure"
if me.repo == nil {
pairs["Description"] = "put something here"
} else {
pairs["Description"] = me.repo.GetGoPath()
}
if repo.Control == nil {
repo.Control = make(map[string]string)
}
for key, value := range pairs {
repo.Control[key] = value
}
if os.Getenv("GIT_AUTHOR_NAME") != "" {
author := log.Sprintf("%s <%s>", os.Getenv("GIT_AUTHOR_NAME"), os.Getenv("GIT_AUTHOR_EMAIL"))
repo.Control["Packager"] = author
}
_, fname := filepath.Split(repo.GetFullPath())
repo.Control["Package"] = fname
repo.Control["Version"] = trimNonNumericPrefix(repo.GetCurrentVersion())
repo.Control["URL"] = repo.URL
return nil
}
defer file.Close()
pairs["Version"] = trimNonNumericPrefix(repo.GetCurrentVersion())
scanner := bufio.NewScanner(file)
for scanner.Scan() {
line := scanner.Text()
// Skip empty lines and comments
if line == "" || strings.HasPrefix(line, "#") || strings.HasPrefix(line, ";") {
continue
}
// if line starts with a space, it's part of the last key
if strings.HasPrefix(line, " ") {
pairs[key] = pairs[key] + "\n" + strings.TrimSpace(line)
continue
}
partsNew := strings.SplitN(line, ":", 2)
if len(partsNew) < 2 {
log.Warn("error on line:", line)
continue
}
key = strings.TrimSpace(partsNew[0])
value := strings.TrimSpace(partsNew[1])
pairs[key] = value
}
if repo.Control == nil {
repo.Control = make(map[string]string)
}
for key, value := range pairs {
repo.Control[key] = value
/*
switch key {
case "Source":
c.Source.SetText(value)
case "Build-Depends":
c.BuildDepends.SetText(value)
case "Description":
c.Description.SetText(value)
case "Maintainer":
c.Maintainer.SetText(value)
case "Packager":
c.Packager.SetText(value)
case "GoPath":
c.GoPath.SetText(value)
case "URL":
c.URL.SetText(value)
case "Depends":
c.Depends.SetText(value)
case "Recommends":
c.Recommends.SetText(value)
case "Conflicts":
c.Conflicts.SetText(value)
case "Version":
c.Version.SetText(value)
case "Package":
c.Package.SetText(value)
// if c.Package.String() != value {
// log.Warn("not sure what to do with Package", c.Package.String(), value)
// }
case "Architecture":
// todo: add logic to find OS arch
if c.Architecture.String() != value {
log.Warn("attempting to set arch to", value)
c.Architecture.SetText(value)
}
default:
log.Warn("the 'control' file has a value I don't know about")
log.Warn("error unknown key", key, "value:", value)
}
*/
}
pairs["Architecture"] = "amd64" // TODO: figure this out
if err := scanner.Err(); err != nil {
return err
}
return nil
}