/
pack.go
285 lines (255 loc) · 5.79 KB
/
pack.go
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package pack
import (
"github.com/dropbox/godropbox/errors"
"github.com/pacur/pacur/constants"
"github.com/pacur/pacur/resolver"
"strings"
)
type Pack struct {
priorities map[string]int
Targets []string
Distro string
Release string
FullRelease string
Root string
Home string
SourceDir string
PackageDir string
PkgName string
PkgVer string
PkgRel string
PkgDesc string
PkgDescLong []string
Maintainer string
Arch string
License []string
Section string
Priority string
Url string
Depends []string
DependsExt []*Dependency
OptDepends []string
OptDependsExt []*Dependency
MakeDepends []string
MakeDependsExt []*Dependency
Provides []string
Conflicts []string
Sources []string
HashSums []string
Backup []string
Build []string
Package []string
PreInst []string
PostInst []string
PreRm []string
PostRm []string
Variables map[string]string
RpmOpts []string
}
type Dependency struct {
Name string
Comparison string
Version string
}
func (p *Pack) Init() {
p.priorities = map[string]int{}
p.FullRelease = p.Distro
if p.Release != "" {
p.FullRelease += "-" + p.Release
}
}
func (p *Pack) parseDirective(input string) (key string, pry int, err error) {
split := strings.Split(input, ":")
key = split[0]
if len(split) == 1 {
pry = 0
return
} else if len(split) != 2 {
err = &ParseError{
errors.Newf("pack: Invalid use of ':' directive in '%s'", input),
}
return
} else {
pry = -1
}
if p.Distro == "" {
return
}
if key == "pkgver" || key == "pkgrel" {
err = &ParseError{
errors.Newf("pack: Cannot use directive for '%s'", key),
}
return
}
dirc := split[1]
if constants.ReleasesSet.Contains(dirc) {
if dirc == p.FullRelease {
pry = 3
}
return
}
if constants.DistrosSet.Contains(dirc) {
if dirc == p.Distro {
pry = 2
}
return
}
if constants.PackagersSet.Contains(dirc) {
if dirc == constants.DistroPackager[p.Distro] {
pry = 1
}
return
}
err = &ParseError{
errors.Newf("pack: Unknown directive '%s'", dirc),
}
return
}
func (p *Pack) Resolve() (err error) {
reslv := resolver.New()
reslv.AddList("targets", p.Targets)
reslv.Add("root", &p.Root)
reslv.Add("srcdir", &p.SourceDir)
reslv.Add("pkgdir", &p.PackageDir)
reslv.Add("pkgname", &p.PkgName)
reslv.Add("pkgver", &p.PkgVer)
reslv.Add("pkgrel", &p.PkgRel)
reslv.Add("pkgdesc", &p.PkgDesc)
reslv.AddList("pkgdesclong", p.PkgDescLong)
reslv.Add("maintainer", &p.Maintainer)
reslv.Add("arch", &p.Arch)
reslv.AddList("license", p.License)
reslv.Add("section", &p.Section)
reslv.Add("priority", &p.Priority)
reslv.Add("url", &p.Url)
reslv.AddList("depends", p.Depends)
reslv.AddList("optdepends", p.OptDepends)
reslv.AddList("makedepends", p.MakeDepends)
reslv.AddList("provides", p.Provides)
reslv.AddList("conflicts", p.Conflicts)
reslv.AddList("sources", p.Sources)
reslv.AddList("hashsums", p.HashSums)
reslv.AddList("backup", p.Backup)
reslv.AddList("build", p.Build)
reslv.AddList("package", p.Package)
reslv.AddList("preinst", p.PreInst)
reslv.AddList("postinst", p.PostInst)
reslv.AddList("prerm", p.PreRm)
reslv.AddList("postrm", p.PostRm)
reslv.AddList("rpmopts", p.RpmOpts)
if p.Variables != nil {
for key, val := range p.Variables {
reslv.Add(key, &val)
}
}
err = reslv.Resolve()
if err != nil {
return
}
return
}
func (p *Pack) AddItem(key string, data interface{}, n int, line string) (
err error) {
key, priority, err := p.parseDirective(key)
if err != nil {
return
}
if priority == -1 {
return
}
if priority < p.priorities[key] {
return
}
p.priorities[key] = priority
switch key {
case "targets":
p.Targets = data.([]string)
case "pkgname":
p.PkgName = data.(string)
case "pkgver":
p.PkgVer = data.(string)
case "pkgrel":
p.PkgRel = data.(string)
case "pkgdesc":
p.PkgDesc = data.(string)
case "pkgdesclong":
p.PkgDescLong = data.([]string)
case "maintainer":
p.Maintainer = data.(string)
case "arch":
p.Arch = data.(string)
case "license":
p.License = data.([]string)
case "section":
p.Section = data.(string)
case "priority":
p.Priority = data.(string)
case "url":
p.Url = data.(string)
case "depends":
p.Depends = data.([]string)
p.DependsExt = ParseDependencies(data.([]string))
case "optdepends":
p.OptDepends = data.([]string)
p.OptDependsExt = ParseDependencies(data.([]string))
case "makedepends":
p.MakeDepends = data.([]string)
p.MakeDependsExt = ParseDependencies(data.([]string))
case "provides":
p.Provides = data.([]string)
case "conflicts":
p.Conflicts = data.([]string)
case "sources":
p.Sources = data.([]string)
case "hashsums":
p.HashSums = data.([]string)
case "backup":
p.Backup = data.([]string)
case "build":
p.Build = data.([]string)
case "package":
p.Package = data.([]string)
case "preinst":
p.PreInst = data.([]string)
case "postinst":
p.PostInst = data.([]string)
case "prerm":
p.PreRm = data.([]string)
case "postrm":
p.PostRm = data.([]string)
case "rpmopts":
p.RpmOpts = data.([]string)
default:
if p.Variables == nil {
p.Variables = map[string]string{}
}
p.Variables[key] = data.(string)
}
return
}
func (p *Pack) Validate() (err error) {
if len(p.Sources) == len(p.HashSums) {
} else if len(p.Sources) > len(p.HashSums) {
err = &ValidationError{
errors.New("pack: Missing hash sum for source"),
}
return
} else {
err = &ValidationError{
errors.New("pack: Too many hash sums for sources"),
}
return
}
return
}
func (p *Pack) Compile() (err error) {
err = p.Validate()
if err != nil {
return
}
err = p.Resolve()
if err != nil {
return
}
return
}