yay/upgrade.go
Alexander Popov 46cffa6ba6
Highlight diff between old and new versions better
Split by dots, pluses, dashes, tilds, etc., not only `Version` and `Pkgrel`.

Don't make new version different bold.

Inspired by [`pikaur`](https://github.com/actionless/pikaur).
2018-04-08 02:16:31 +03:00

364 lines
8.2 KiB
Go

package main
import (
"fmt"
"sort"
"strings"
"sync"
"unicode"
alpm "github.com/jguer/go-alpm"
rpc "github.com/mikkeloscar/aur"
pkgb "github.com/mikkeloscar/gopkgbuild"
)
// upgrade type describes a system upgrade.
type upgrade struct {
Name string
Repository string
LocalVersion string
RemoteVersion string
}
// upSlice is a slice of Upgrades
type upSlice []upgrade
func (u upSlice) Len() int { return len(u) }
func (u upSlice) Swap(i, j int) { u[i], u[j] = u[j], u[i] }
func (u upSlice) Less(i, j int) bool {
if u[i].Repository == u[j].Repository {
iRunes := []rune(u[i].Name)
jRunes := []rune(u[j].Name)
return lessRunes(iRunes, jRunes)
}
syncDb, err := alpmHandle.SyncDbs()
if err != nil {
iRunes := []rune(u[i].Repository)
jRunes := []rune(u[j].Repository)
return lessRunes(iRunes, jRunes)
}
less := false
found := syncDb.ForEach(func(db alpm.Db) error {
if db.Name() == u[i].Repository {
less = true
} else if db.Name() == u[j].Repository {
less = false
} else {
return nil
}
return fmt.Errorf("")
})
if found != nil {
return less
} else {
iRunes := []rune(u[i].Repository)
jRunes := []rune(u[j].Repository)
return lessRunes(iRunes, jRunes)
}
}
func getVersionDiff(oldVersion, newversion string) (left, right string) {
old, errOld := pkgb.NewCompleteVersion(oldVersion)
new, errNew := pkgb.NewCompleteVersion(newversion)
if errOld != nil {
left = red("Invalid Version")
}
if errNew != nil {
right = red("Invalid Version")
}
if errOld == nil && errNew == nil {
oldVersion := old.String()
newVersion := new.String()
if oldVersion == newVersion {
return oldVersion, newVersion
}
diffPosition := 0
checkWords := func(str string, index int, words ...string) bool {
for _, word := range words {
wordLength := len(word)
nextIndex := index + 1
if (index < len(str)-wordLength) &&
(str[nextIndex:(nextIndex+wordLength)] == word) {
return true
}
}
return false
}
for index, char := range oldVersion {
charIsSpecial := !(unicode.IsLetter(char) || unicode.IsNumber(char))
if (index >= len(newVersion)) || (char != rune(newVersion[index])) {
if charIsSpecial {
diffPosition = index
}
break
}
if charIsSpecial ||
(((index == len(oldVersion)-1) || (index == len(newVersion)-1)) &&
((len(oldVersion) != len(newVersion)) ||
(oldVersion[index] == newVersion[index]))) ||
checkWords(oldVersion, index, "rc", "pre", "alpha", "beta") {
diffPosition = index + 1
}
}
samePart := oldVersion[0:diffPosition]
left = samePart + red(oldVersion[diffPosition:len(oldVersion)])
right = samePart + green(newVersion[diffPosition:len(newVersion)])
}
return
}
// upList returns lists of packages to upgrade from each source.
func upList() (aurUp upSlice, repoUp upSlice, err error) {
local, remote, _, remoteNames, err := filterPackages()
if err != nil {
return nil, nil, err
}
var wg sync.WaitGroup
var develUp upSlice
var repoErr error
var aurErr error
var develErr error
fmt.Println(bold(cyan("::") + " Searching databases for updates..."))
wg.Add(1)
go func() {
repoUp, repoErr = upRepo(local)
wg.Done()
}()
fmt.Println(bold(cyan("::") + " Searching AUR for updates..."))
wg.Add(1)
go func() {
aurUp, aurErr = upAUR(remote, remoteNames)
wg.Done()
}()
if config.Devel {
fmt.Println(bold(cyan("::") + " Checking development packages..."))
wg.Add(1)
go func() {
develUp, develErr = upDevel(remote)
wg.Done()
}()
}
wg.Wait()
errs := make([]string, 0)
for _, e := range []error{repoErr, aurErr, develErr} {
if e != nil {
errs = append(errs, e.Error())
}
}
if len(errs) > 0 {
err = fmt.Errorf("%s", strings.Join(errs, "\n"))
return nil, nil, err
}
if develUp != nil {
names := make(stringSet)
for _, up := range develUp {
names.set(up.Name)
}
for _, up := range aurUp {
if !names.get(up.Name) {
develUp = append(develUp, up)
}
}
aurUp = develUp
}
return aurUp, repoUp, err
}
func upDevel(remote []alpm.Package) (toUpgrade upSlice, err error) {
toUpdate := make([]alpm.Package, 0, 0)
toRemove := make([]string, 0, 0)
var mux1 sync.Mutex
var mux2 sync.Mutex
var wg sync.WaitGroup
checkUpdate := func(vcsName string, e shaInfos) {
defer wg.Done()
if e.needsUpdate() {
for _, pkg := range remote {
if pkg.Name() == vcsName {
mux1.Lock()
toUpdate = append(toUpdate, pkg)
mux1.Unlock()
return
}
}
mux2.Lock()
toRemove = append(toRemove, vcsName)
mux2.Unlock()
}
}
for vcsName, e := range savedInfo {
wg.Add(1)
go checkUpdate(vcsName, e)
}
wg.Wait()
for _, pkg := range toUpdate {
if pkg.ShouldIgnore() {
left, right := getVersionDiff(pkg.Version(), "latest-commit")
fmt.Print(magenta("Warning: "))
fmt.Printf("%s ignoring package upgrade (%s => %s)\n", cyan(pkg.Name()), left, right)
} else {
toUpgrade = append(toUpgrade, upgrade{pkg.Name(), "devel", pkg.Version(), "latest-commit"})
}
}
removeVCSPackage(toRemove)
return
}
// upAUR gathers foreign packages and checks if they have new versions.
// Output: Upgrade type package list.
func upAUR(remote []alpm.Package, remoteNames []string) (upSlice, error) {
toUpgrade := make(upSlice, 0)
_pkgdata, err := aurInfo(remoteNames)
if err != nil {
return nil, err
}
pkgdata := make(map[string]*rpc.Pkg)
for _, pkg := range _pkgdata {
pkgdata[pkg.Name] = pkg
}
for _, pkg := range remote {
aurPkg, ok := pkgdata[pkg.Name()]
if !ok {
continue
}
if (config.TimeUpdate && (int64(aurPkg.LastModified) > pkg.BuildDate().Unix())) ||
(alpm.VerCmp(pkg.Version(), aurPkg.Version) < 0) {
if pkg.ShouldIgnore() {
left, right := getVersionDiff(pkg.Version(), aurPkg.Version)
fmt.Print(magenta("Warning: "))
fmt.Printf("%s ignoring package upgrade (%s => %s)\n", cyan(pkg.Name()), left, right)
} else {
toUpgrade = append(toUpgrade, upgrade{aurPkg.Name, "aur", pkg.Version(), aurPkg.Version})
}
}
}
return toUpgrade, nil
}
// upRepo gathers local packages and checks if they have new versions.
// Output: Upgrade type package list.
func upRepo(local []alpm.Package) (upSlice, error) {
dbList, err := alpmHandle.SyncDbs()
if err != nil {
return nil, err
}
slice := upSlice{}
for _, pkg := range local {
newPkg := pkg.NewVersion(dbList)
if newPkg != nil {
if pkg.ShouldIgnore() {
left, right := getVersionDiff(pkg.Version(), newPkg.Version())
fmt.Print(magenta("Warning: "))
fmt.Printf("%s ignoring package upgrade (%s => %s)\n", cyan(pkg.Name()), left, right)
} else {
slice = append(slice, upgrade{pkg.Name(), newPkg.DB().Name(), pkg.Version(), newPkg.Version()})
}
}
}
return slice, nil
}
// upgradePkgs handles updating the cache and installing updates.
func upgradePkgs(aurUp, repoUp upSlice) (stringSet, stringSet, error) {
ignore := make(stringSet)
aurNames := make(stringSet)
if len(aurUp)+len(repoUp) == 0 {
return ignore, aurNames, nil
}
sort.Sort(repoUp)
sort.Sort(aurUp)
fmt.Println(bold(blue("::")), len(aurUp)+len(repoUp), bold("Packages to upgrade."))
repoUp.Print(len(aurUp) + 1)
aurUp.Print(1)
fmt.Println(bold(green(arrow + " Packages to not upgrade (eg: 1 2 3, 1-3, ^4 or repo name)")))
fmt.Print(bold(green(arrow + " ")))
numbers, err := getInput(config.AnswerUpgrade)
if err != nil {
return nil, nil, err
}
//upgrade menu asks you which packages to NOT upgrade so in this case
//include and exclude are kind of swaped
//include, exclude, other := parseNumberMenu(string(numberBuf))
include, exclude, otherInclude, otherExclude := parseNumberMenu(numbers)
isInclude := len(exclude) == 0 && len(otherExclude) == 0
for i, pkg := range repoUp {
if isInclude && otherInclude.get(pkg.Repository) {
ignore.set(pkg.Name)
}
if isInclude && !include.get(len(repoUp)-i+len(aurUp)) {
continue
}
if !isInclude && (exclude.get(len(repoUp)-i+len(aurUp)) || otherExclude.get(pkg.Repository)) {
continue
}
ignore.set(pkg.Name)
}
for i, pkg := range aurUp {
if isInclude && otherInclude.get(pkg.Repository) {
continue
}
if isInclude && !include.get(len(aurUp)-i) {
aurNames.set(pkg.Name)
}
if !isInclude && (exclude.get(len(aurUp)-i) || otherExclude.get(pkg.Repository)) {
aurNames.set(pkg.Name)
}
}
return ignore, aurNames, err
}