Initial commitv0.1

4 files changed, 1091 insertions, 0 deletions

diff --git a/src/feature/localquery.nim b/src/feature/localquery.nim
new file mode 100644
index 0000000..b07ec98
--- /dev/null
+++ b/src/feature/localquery.nim
@@ -0,0 +1,81 @@
+import
+  algorithm, future, options, sequtils, sets, strutils, tables,
+  "../args", "../common", "../config", "../format", "../package", "../pacman", "../utils",
+  "../wrapper/alpm"
+
+proc handleQueryOrphans*(args: seq[Argument], config: Config): int =
+  type Package = tuple[name: string, explicit: bool]
+
+  let (installed, alternatives) = withAlpm(config.root, config.db,
+    newSeq[string](), config.arch, handle, dbs, errors):
+    for e in errors: printError(config.color, e)
+
+    var installed = initTable[Package, HashSet[PackageReference]]()
+    var alternatives = initTable[string, HashSet[PackageReference]]()
+
+    for pkg in handle.local.packages:
+      proc fixProvides(reference: PackageReference): PackageReference =
+        if reference.constraint.isNone:
+          (reference.name, reference.description,
+            some((ConstraintOperation.eq, $pkg.version)))
+        else:
+          reference
+
+      let depends = toSeq(pkg.depends.items)
+        .map(toPackageReference).toSet
+      let optional = toSeq(pkg.optional.items)
+        .map(toPackageReference).toSet
+      let provides = toSeq(pkg.provides.items)
+        .map(toPackageReference).map(fixProvides).toSet
+
+      installed.add(($pkg.name, pkg.reason == AlpmReason.explicit),
+        depends + optional)
+      if provides.len > 0:
+        alternatives.add($pkg.name, provides)
+
+    (installed, alternatives)
+
+  let providedBy = lc[(y, x.key) | (x <- alternatives.namedPairs, y <- x.value),
+    tuple[reference: PackageReference, name: string]]
+
+  let installedSeq = lc[x | (x <- installed.pairs),
+    tuple[package: Package, dependencies: HashSet[PackageReference]]]
+  let explicit = installedSeq
+    .filter(t => t.package.explicit)
+    .map(t => t.package.name)
+    .toSet
+
+  proc findRequired(results: HashSet[string], check: HashSet[string]): HashSet[string] =
+    let full = results + check
+
+    let direct = lc[x | (y <- installedSeq, y.package.name in check,
+      x <- y.dependencies), PackageReference]
+
+    let indirect = lc[x.name | (y <- direct, x <- providedBy,
+      y.isProvidedBy(x.reference)), string].toSet
+
+    let checkNext = (direct.map(p => p.name).toSet + indirect) - full
+    if checkNext.len > 0: findRequired(full, checkNext) else: full
+
+  let required = findRequired(initSet[string](), explicit)
+  let orphans = installedSeq.map(t => t.package.name).toSet - required
+
+  let targets = args.targets.map(t => (if t[0 .. 5] == "local/": t[6 .. ^1] else: t))
+
+  # Provide similar output for not installed packages
+  let unknownTargets = targets.toSet - toSeq(installed.keys).map(p => p.name).toSet
+  let results = if targets.len > 0:
+      targets.filter(t => t in orphans or t in unknownTargets)
+    else:
+      toSeq(orphans.items).sorted(cmp)
+
+  if results.len > 0:
+    let newArgs = args.filter(arg => not arg.isTarget and
+      not arg.matchOption((some("t"), "unrequired")) and
+      not arg.matchOption((some("d"), "deps"))) &
+      results.map(r => (r, none(string), ArgumentType.target))
+    pacmanExec(false, config.color, newArgs)
+  elif targets.len == 0:
+    0
+  else:
+    1
diff --git a/src/feature/syncinfo.nim b/src/feature/syncinfo.nim
new file mode 100644
index 0000000..3c64282
--- /dev/null
+++ b/src/feature/syncinfo.nim
@@ -0,0 +1,130 @@
+import
+  future, options, posix, sequtils, strutils, times,
+  "../args", "../aur", "../common", "../config", "../format", "../package",
+    "../pacman", "../utils",
+  "../wrapper/alpm"
+
+const
+  pacmanInfoStrings = [
+    "Architecture",
+    "Backup Files",
+    "Build Date",
+    "Compressed Size",
+    "Conflicts With",
+    "Depends On",
+    "Description",
+    "Download Size",
+    "Groups",
+    "Install Date",
+    "Install Reason",
+    "Install Script",
+    "Installed Size",
+    "Licenses",
+    "MD5 Sum",
+    "Name",
+    "Optional Deps",
+    "Optional For",
+    "Packager",
+    "Provides",
+    "Replaces",
+    "Repository",
+    "Required By",
+    "SHA-256 Sum",
+    "Signatures",
+    "URL",
+    "Validated By",
+    "Version"
+  ]
+
+proc formatDeps(title: string, config: Config,
+  refs: seq[ArchPackageReference]): PackageLineFormat =
+  proc formatDep(reference: ArchPackageReference): (string, bool) =
+    reference.reference.description
+      .map(d => ($reference.reference & ": " & d, true))
+      .get(($reference.reference, false))
+
+  let values: seq[tuple[title: string, hasDesc: bool]] = refs
+    .filter(r => r.arch.isNone or r.arch == some(config.arch))
+    .map(formatDep)
+
+  if values.len > 0:
+    (title, values.map(v => v.title), values.map(v => v.hasDesc).foldl(a or b))
+  else:
+    (title, @[], false)
+
+proc formatDate(date: Option[int64]): seq[string] =
+  if date.isSome:
+    var time = (posix.Time) date.unsafeGet
+    var ltime: Tm
+    discard localtime_r(time, ltime)
+    var buffer: array[100, char]
+    let res = strftime(addr(buffer), buffer.len, "%c", ltime)
+    if res > 0: @[buffer.toString(none(int))] else: @[]
+  else:
+    @[]
+
+proc handleTarget(config: Config, padding: int, args: seq[Argument],
+  target: FullPackageTarget[PackageInfo]): int =
+  if target.foundInfo.isSome:
+    if isAurTargetFull[PackageInfo](target):
+      let pkgInfo = target.pkgInfo.unsafeGet
+
+      printPackageInfo(padding, config.color,
+        (trp"Repository", @["aur"], false),
+        (trp"Name", @[pkgInfo.name], false),
+        (trp"Version", @[pkgInfo.version], false),
+        (trp"Description", toSeq(pkgInfo.description.items), false),
+        (trp"Architecture", pkgInfo.archs, false),
+        (trp"URL", toSeq(pkgInfo.url.items), false),
+        (trp"Licenses", pkgInfo.licenses, false),
+        (trp"Groups", pkgInfo.groups, false),
+        formatDeps(trp"Provides", config, pkgInfo.provides),
+        formatDeps(trp"Depends On", config, pkgInfo.depends),
+        formatDeps(trp"Optional Deps", config, pkgInfo.optional),
+        formatDeps(trp"Conflicts With", config, pkgInfo.conflicts),
+        formatDeps(trp"Replaces", config, pkgInfo.replaces),
+        (tr"Maintainer", toSeq(pkgInfo.maintainer.items()), false),
+        (tr"First Submitted", pkgInfo.firstSubmitted.formatDate, false),
+        (tr"Last Modified", pkgInfo.lastModified.formatDate, false),
+        (tr"Rating", @[formatPkgRating(pkgInfo.votes, pkgInfo.popularity)], false))
+
+      0
+    else:
+      pacmanRun(false, config.color, args &
+        (target.formatArgument, none(string), ArgumentType.target))
+  else:
+    if target.repo == some("aur"):
+      printError(config.color, trp("package '%s' was not found\n") % [target.formatArgument])
+      1
+    else:
+      pacmanRun(false, config.color, args &
+        (target.formatArgument, none(string), ArgumentType.target))
+
+proc handleSyncInfo*(args: seq[Argument], config: Config): int =
+  let (_, callArgs) = checkAndRefresh(config.color, args)
+  let targets = args.packageTargets
+
+  let (syncTargets, checkAur) = withAlpm(config.root, config.db,
+    config.dbs, config.arch, handle, dbs, errors):
+    for e in errors: printError(config.color, e)
+    findSyncTargets(handle, dbs, targets, false, false)
+
+  let (pkgInfos, aerrors) = getAurPackageInfo(checkAur, none(seq[RpcPackageInfo]),
+    proc (a: int, b: int) = discard)
+  for e in aerrors: printError(config.color, e)
+
+  let fullTargets = mapAurTargets[PackageInfo](syncTargets, pkgInfos)
+
+  let code = min(aerrors.len, 1)
+  if fullTargets.filter(isAurTargetFull[PackageInfo]).len == 0:
+    if code == 0:
+      pacmanExec(false, config.color, callArgs)
+    else:
+      discard pacmanRun(false, config.color, callArgs)
+      code
+  else:
+    let finalArgs = callArgs.filter(arg => not arg.isTarget)
+    let padding = pacmanInfoStrings.map(s => s.trp).computeMaxLength
+
+    let codes = code & lc[handleTarget(config, padding, finalArgs, x) | (x <- fullTargets), int]
+    codes.filter(c => c != 0).optFirst.get(0)
diff --git a/src/feature/syncinstall.nim b/src/feature/syncinstall.nim
new file mode 100644
index 0000000..5f6e082
--- /dev/null
+++ b/src/feature/syncinstall.nim
@@ -0,0 +1,827 @@
+import
+  algorithm, future, options, os, posix, sequtils, sets, strutils, tables,
+  "../args", "../aur", "../config", "../common", "../format", "../package",
+    "../pacman", "../utils",
+  "../wrapper/alpm"
+
+type
+  Installed = tuple[
+    name: string,
+    version: string,
+    groups: seq[string],
+    foreign: bool
+  ]
+
+  SatisfyResult = tuple[
+    installed: bool,
+    name: string,
+    buildPkgInfo: Option[PackageInfo]
+  ]
+
+  BuildResult = tuple[
+    version: string,
+    arch: string,
+    ext: string,
+    names: seq[string]
+  ]
+
+proc groupsSeq(pkg: ptr AlpmPackage): seq[string] =
+  toSeq(pkg.groups.items).map(s => $s)
+
+proc orderInstallation(ordered: seq[seq[seq[PackageInfo]]], grouped: seq[seq[PackageInfo]],
+  dependencies: Table[PackageReference, SatisfyResult]): seq[seq[seq[PackageInfo]]] =
+  let orderedNamesSet = lc[c.name | (a <- ordered, b <- a, c <- b), string].toSet
+
+  proc hasBuildDependency(pkgInfos: seq[PackageInfo]): bool =
+    for pkgInfo in pkgInfos:
+      for reference in pkgInfo.allDepends:
+        let satres = dependencies[reference.reference]
+        if satres.buildPkgInfo.isSome and
+          not (satres.buildPkgInfo.unsafeGet in pkgInfos) and
+          not (satres.buildPkgInfo.unsafeGet.name in orderedNamesSet):
+          return true
+    return false
+
+  let split: seq[tuple[pkgInfos: seq[PackageInfo], dependent: bool]] =
+    grouped.map(i => (i, i.hasBuildDependency))
+
+  let newOrdered = ordered & split.filter(s => not s.dependent).map(s => s.pkgInfos)
+  let unordered = split.filter(s => s.dependent).map(s => s.pkgInfos)
+
+  if unordered.len > 0:
+    if unordered.len == grouped.len:
+      newOrdered & unordered
+    else:
+      orderInstallation(newOrdered, unordered, dependencies)
+  else:
+    newOrdered
+
+proc orderInstallation(pkgInfos: seq[PackageInfo],
+  dependencies: Table[PackageReference, SatisfyResult]): seq[seq[seq[PackageInfo]]] =
+  let grouped = pkgInfos.groupBy(i => i.base).map(p => p.values)
+
+  orderInstallation(@[], grouped, dependencies)
+    .map(x => x.filter(s => s.len > 0))
+    .filter(x => x.len > 0)
+
+proc findDependencies(config: Config, handle: ptr AlpmHandle, dbs: seq[ptr AlpmDatabase],
+  satisfied: Table[PackageReference, SatisfyResult], unsatisfied: seq[PackageReference],
+  printMode: bool, noaur: bool): (Table[PackageReference, SatisfyResult], seq[PackageReference]) =
+  proc findInSatisfied(reference: PackageReference): Option[PackageInfo] =
+    for satref, res in satisfied.pairs:
+      if res.buildPkgInfo.isSome:
+        let pkgInfo = res.buildPkgInfo.unsafeGet
+        if satref == reference or reference.isProvidedBy((pkgInfo.name, none(string),
+          some((ConstraintOperation.eq, pkgInfo.version)))):
+          return some(pkgInfo)
+        for provides in pkgInfo.provides:
+          if provides.arch.isNone or provides.arch == some(config.arch):
+            if reference.isProvidedBy(provides.reference):
+              return some(pkgInfo)
+    return none(PackageInfo)
+
+  proc findInDatabaseWithGroups(db: ptr AlpmDatabase, reference: PackageReference,
+    directName: bool): Option[tuple[name: string, groups: seq[string]]] =
+    for pkg in db.packages:
+      if reference.isProvidedBy(($pkg.name, none(string),
+        some((ConstraintOperation.eq, $pkg.version)))):
+        return some(($pkg.name, pkg.groupsSeq))
+      for provides in pkg.provides:
+        if reference.isProvidedBy(provides.toPackageReference):
+          if directName:
+            return some(($pkg.name, pkg.groupsSeq))
+          else:
+            return some(($provides.name, pkg.groupsSeq))
+    return none((string, seq[string]))
+
+  proc findInDatabase(db: ptr AlpmDatabase, reference: PackageReference,
+    directName: bool, checkIgnored: bool): Option[string] =
+    let res = findInDatabaseWithGroups(db, reference, directName)
+    if res.isSome:
+      let r = res.unsafeGet
+      if checkIgnored and config.ignored(r.name, r.groups):
+        none(string)
+      else:
+        some(r.name)
+    else:
+      none(string)
+
+  proc findInDatabases(reference: PackageReference,
+    directName: bool, checkIgnored: bool): Option[string] =
+    for db in dbs:
+      let name = findInDatabase(db, reference, directName, checkIgnored)
+      if name.isSome:
+        return name
+    return none(string)
+
+  proc find(reference: PackageReference): Option[SatisfyResult] =
+    let localName = findInDatabase(handle.local, reference, true, false)
+    if localName.isSome:
+      some((true, localName.unsafeGet, none(PackageInfo)))
+    else:
+      let pkgInfo = findInSatisfied(reference)
+      if pkgInfo.isSome:
+        some((false, pkgInfo.unsafeGet.name, pkgInfo))
+      else:
+        let syncName = findInDatabases(reference, false, true)
+        if syncName.isSome:
+          some((false, syncName.unsafeGet, none(PackageInfo)))
+        else:
+          none(SatisfyResult)
+
+  type ReferenceResult = tuple[reference: PackageReference, result: Option[SatisfyResult]]
+
+  let findResult: seq[ReferenceResult] = unsatisfied.map(r => (r, r.find))
+  let success = findResult.filter(r => r.result.isSome)
+  let aurCheck = findResult.filter(r => r.result.isNone).map(r => r.reference)
+
+  let (aurSuccess, aurFail) = if not noaur and aurCheck.len > 0: (block:
+      let (update, terminate) = if aurCheck.len >= 4:
+          printProgressShare(config.progressBar, tr"checking build dependencies")
+        else:
+          (proc (a: int, b: int) {.closure.} = discard, proc {.closure.} = discard)
+      try:
+        withAur():
+          let (pkgInfos, aerrors) = getAurPackageInfo(aurCheck.map(r => r.name),
+            none(seq[RpcPackageInfo]), update)
+          for e in aerrors: printError(config.color, e)
+
+          let acceptedPkgInfos = pkgInfos.filter(i => not config.ignored(i.name, i.groups))
+          let aurTable = acceptedPkgInfos.map(i => (i.name, i)).toTable
+          let aurResult = aurCheck.map(proc (reference: PackageReference): ReferenceResult =
+            if aurTable.hasKey(reference.name):
+              (reference, some((false, reference.name, some(aurTable[reference.name]))))
+            else:
+              (reference, none(SatisfyResult)))
+
+          let aurSuccess = aurResult.filter(r => r.result.isSome)
+          let aurFail = aurResult.filter(r => r.result.isNone).map(r => r.reference)
+          (aurSuccess, aurFail)
+      finally:
+        terminate())
+    else:
+      (@[], aurCheck)
+
+  let newSatisfied = (toSeq(satisfied.pairs) &
+    success.map(r => (r.reference, r.result.unsafeGet)) &
+    aurSuccess.map(r => (r.reference, r.result.unsafeGet))).toTable
+
+  let newUnsatisfied = lc[x.reference | (y <- aurSuccess,
+    r <- y.result, i <- r.buildPkgInfo, x <- i.allDepends,
+    x.arch.isNone or x.arch == some(config.arch)), PackageReference].deduplicate
+
+  if aurFail.len > 0:
+    (newSatisfied, aurFail)
+  elif newUnsatisfied.len > 0:
+    findDependencies(config, handle, dbs, newSatisfied, newUnsatisfied, printMode, noaur)
+  else:
+    (newSatisfied, @[])
+
+proc findDependencies(config: Config, handle: ptr AlpmHandle,
+  dbs: seq[ptr AlpmDatabase], pkgInfos: seq[PackageInfo], printMode: bool, noaur: bool):
+  (Table[PackageReference, SatisfyResult], seq[PackageReference]) =
+  let satisfied = pkgInfos.map(p => ((p.name, none(string), none(VersionConstraint)),
+    (false, p.name, some(p)))).toTable
+  let unsatisfied = lc[x.reference | (i <- pkgInfos, x <- i.allDepends,
+    x.arch.isNone or x.arch == some(config.arch)), PackageReference].deduplicate
+  findDependencies(config, handle, dbs, satisfied, unsatisfied, printMode, noaur)
+
+proc filterNotFoundSyncTargets[T: RpcPackageInfo](syncTargets: seq[SyncPackageTarget],
+  pkgInfos: seq[T]): (Table[string, T], seq[SyncPackageTarget]) =
+  let rpcInfoTable = pkgInfos.map(d => (d.name, d)).toTable
+
+  proc notFoundOrFoundInAur(target: SyncPackageTarget): bool =
+    target.foundInfo.isNone and
+      not (target.isAurTargetSync and rpcInfoTable.hasKey(target.name))
+
+  # collect packages which were found neither in sync DB nor in AUR
+  let notFoundTargets = syncTargets.filter(notFoundOrFoundInAur)
+
+  (rpcInfoTable, notFoundTargets)
+
+proc printSyncNotFound(config: Config, notFoundTargets: seq[SyncPackageTarget]) =
+  let dbs = config.dbs.toSet
+
+  for target in notFoundTargets:
+    if target.repo.isNone or target.repo == some("aur") or target.repo.unsafeGet in dbs:
+      printError(config.color, trp("target not found: %s\n") % [target.name])
+    else:
+      printError(config.color, trp("database not found: %s\n") % [target.repo.unsafeGet])
+
+proc printUnsatisfied(config: Config,
+  satisfied: Table[PackageReference, SatisfyResult], unsatisfied: seq[PackageReference]) =
+  if unsatisfied.len > 0:
+    for _, satres in satisfied.pairs:
+      for pkgInfo in satres.buildPkgInfo:
+        for reference in pkgInfo.allDepends:
+          let pref = reference.reference
+          if pref in unsatisfied:
+            printError(config.color,
+              trp("unable to satisfy dependency '%s' required by %s\n") %
+              [$pref, pkgInfo.name])
+
+proc editLoop(config: Config, base: string, repoPath: string, gitPath: Option[string],
+  defaultYes: bool, noconfirm: bool): char =
+  proc editFileLoop(file: string): char =
+    let default = if defaultYes: 'y' else: 'n'
+    let res = printColonUserChoice(config.color,
+      tr"View and edit $#?" % [base & "/" & file], ['y', 'n', 's', 'a', '?'],
+      default, '?', noconfirm, 'n')
+
+    if res == '?':
+      printUserInputHelp(('s', tr"skip all files"),
+        ('a', tr"abort operation"))
+      editFileLoop(file)
+    elif res == 'y':
+      let visualEnv = getenv("VISUAL")
+      let editorEnv = getenv("EDITOR")
+      let editor = if visualEnv != nil and visualEnv.len > 0:
+          $visualEnv
+        elif editorEnv != nil and editorEnv.len > 0:
+          $editorEnv
+        else:
+          printColonUserInput(config.color, tr"Enter editor executable name" & ":",
+            noconfirm, "", "")
+
+      if editor.strip.len == 0:
+        'n'
+      else:
+        discard forkWait(proc: int =
+          discard chdir(buildPath(repoPath, gitPath))
+          execResult(bashCmd, "-c", """$1 "$2"""", "bash", editor, file))
+        editFileLoop(file)
+    else:
+      res
+
+  let rawFiles = if gitPath.isSome:
+      runProgram(gitCmd, "-C", repoPath, "ls-tree", "-r", "--name-only", "@",
+        gitPath.unsafeGet & "/").map(s => s[gitPath.unsafeGet.len + 1 .. ^1])
+    else:
+      runProgram(gitCmd, "-C", repoPath, "ls-tree", "-r", "--name-only", "@")
+
+  let files = ("PKGBUILD" & rawFiles.filter(x => x != ".SRCINFO")).deduplicate
+
+  proc editFileLoopAll(index: int): char =
+    if index < files.len:
+      let res = editFileLoop(files[index])
+      if res == 'n': editFileLoopAll(index + 1) else: res
+    else:
+      'n'
+
+  editFileLoopAll(0)
+
+proc buildLoop(config: Config, pkgInfos: seq[PackageInfo], noconfirm: bool,
+  noextract: bool): (Option[BuildResult], int) =
+  let base = pkgInfos[0].base
+  let repoPath = repoPath(config.tmpRoot, base)
+  let gitPath = pkgInfos[0].gitPath
+  let buildPath = buildPath(repoPath, gitPath)
+
+  let buildCode = forkWait(proc: int =
+    if chdir(buildPath) == 0:
+      discard setenv("PKGDEST", config.tmpRoot, 1)
+      discard setenv("CARCH", config.arch, 1)
+
+      if not noextract:
+        removeDirQuiet(buildPath & "src")
+
+      let optional: seq[tuple[arg: string, cond: bool]] = @[
+        ("-e", noextract),
+        ("-m", not config.color)
+      ]
+
+      execResult(@[makepkgCmd, "-f"] &
+        optional.filter(o => o.cond).map(o => o.arg))
+    else:
+      quit(1))
+
+  if buildCode != 0:
+    printError(config.color, tr"failed to build '$#'" % [base])
+    (none(BuildResult), buildCode)
+  else:
+    let confFileEnv = getenv("MAKEPKG_CONF")
+    let confFile = if confFileEnv == nil or confFileEnv.len == 0:
+        sysConfDir & "/makepkg.conf"
+      else:
+        $confFileEnv
+
+    let envExt = getenv("PKGEXT")
+    let confExt = if envExt == nil or envExt.len == 0:
+        runProgram(bashCmd, "-c",
+          "source \"$@\" && echo \"$PKGEXT\"",
+          "bash", confFile).optFirst.get("")
+      else:
+        $envExt
+
+    let extracted = runProgram(bashCmd, "-c",
+      """source "$@" && echo "$epoch" && echo "$pkgver" && """ &
+      """echo "$pkgrel" && echo "${arch[@]}" && echo "${pkgname[@]}"""",
+      "bash", buildPath & "/PKGBUILD")
+    if extracted.len != 5:
+      printError(config.color, tr"failed to extract package info '$#'" % [base])
+      (none(BuildResult), 1)
+    else:
+      let epoch = extracted[0]
+      let versionShort = extracted[1] & "-" & extracted[2]
+      let version = if epoch.len > 0: epoch & ":" & versionShort else: versionShort
+      let archs = extracted[3].split(" ").toSet
+      let arch = if config.arch in archs: config.arch else: "any"
+      let names = extracted[4].split(" ")
+
+      (some((version, arch, $confExt, names)), 0)
+
+proc buildFromSources(config: Config, commonArgs: seq[Argument],
+  pkgInfos: seq[PackageInfo], noconfirm: bool): (Option[BuildResult], int) =
+  let base = pkgInfos[0].base
+  let (cloneCode, cloneErrorMessage) = cloneRepo(config, pkgInfos)
+
+  if cloneCode != 0:
+    for e in cloneErrorMessage: printError(config.color, e)
+    printError(config.color, tr"$#: failed to clone git repository" % [base])
+    (none(BuildResult), cloneCode)
+  else:
+    proc loop(noextract: bool, showEditLoop: bool): (Option[BuildResult], int) =
+      let res = if showEditLoop:
+          editLoop(config, base, repoPath(config.tmpRoot, base), pkgInfos[0].gitPath,
+            false, noconfirm)
+        else:
+          'n'
+
+      if res == 'a':
+        (none(BuildResult), 1)
+      else:
+        let (buildResult, code) = buildLoop(config, pkgInfos,
+          noconfirm, noextract)
+
+        if code != 0:
+          proc ask(): char =
+            let res = printColonUserChoice(config.color,
+              tr"Build failed, retry?", ['y', 'e', 'n', '?'], 'n', '?',
+              noconfirm, 'n')
+            if res == '?':
+              printUserInputHelp(('e', tr"retry with --noextract option"))
+              ask()
+            else:
+              res
+
+          let res = ask()
+          if res == 'e':
+            loop(true, true)
+          elif res == 'y':
+            loop(false, true)
+          else:
+            (buildResult, code)
+        else:
+          (buildResult, code)
+
+    loop(false, false)
+
+proc installGroupFromSources(config: Config, commonArgs: seq[Argument],
+  basePackages: seq[seq[PackageInfo]], explicits: HashSet[string], noconfirm: bool): int =
+  proc buildNext(index: int, buildResults: seq[BuildResult]): (seq[BuildResult], int) =
+    if index < basePackages.len:
+      let (buildResult, code) = buildFromSources(config, commonArgs,
+        basePackages[index], noconfirm)
+
+      if code != 0:
+        (buildResults, code)
+      else:
+        buildNext(index + 1, buildResults & buildResult.unsafeGet)
+    else:
+      (buildResults, 0)
+
+  let (buildResults, buildCode) = buildNext(0, @[])
+
+  proc formatArchiveFile(br: BuildResult, name: string): string =
+    config.tmpRoot & "/" & name & "-" & br.version & "-" & br.arch & br.ext
+
+  let files = lc[(name, formatArchiveFile(br, name)) |
+    (br <- buildResults, name <- br.names), (string, string)].toTable
+  let install = lc[x | (g <- basePackages, i <- g, x <- files.opt(i.name)), string]
+
+  proc handleTmpRoot(clear: bool) =
+    for _, file in files:
+      if clear or not (file in install):
+        try:
+          removeFile(file)
+        except:
+          discard
+
+    if not clear:
+      printWarning(config.color, tr"packages are saved to '$#'" % [config.tmpRoot])
+
+  if buildCode != 0:
+    handleTmpRoot(true)
+    buildCode
+  else:
+    let res = printColonUserChoice(config.color,
+      tr"Continue installing?", ['y', 'n'], 'y', 'n',
+      noconfirm, 'y')
+
+    if res != 'y':
+      handleTmpRoot(false)
+      1
+    else:
+      let explicit = basePackages.filter(p => p.filter(i => i.name in explicits).len > 0).len > 0
+      let asdepsSeq = if not explicit: @[("asdeps", none(string), ArgumentType.long)] else: @[]
+
+      let installCode = pacmanRun(true, config.color, commonArgs &
+        ("U", none(string), ArgumentType.short) & asdepsSeq &
+        install.map(i => (i, none(string), ArgumentType.target)))
+
+      if installCode != 0:
+        handleTmpRoot(false)
+        installCode
+      else:
+        handleTmpRoot(true)
+        0
+
+proc handleInstall(args: seq[Argument], config: Config, upgradeCount: int,
+  noconfirm: bool, explicits: HashSet[string], installed: seq[Installed],
+  dependencies: Table[PackageReference, SatisfyResult],
+  directPacmanTargets: seq[string], additionalPacmanTargets: seq[string],
+  basePackages: seq[seq[seq[PackageInfo]]]): int =
+  let (directCode, directSome) = if directPacmanTargets.len > 0 or upgradeCount > 0:
+      (pacmanRun(true, config.color, args.filter(arg => not arg.isTarget) &
+        directPacmanTargets.map(t => (t, none(string), ArgumentType.target))), true)
+    else:
+      (0, false)
+
+  if directCode != 0:
+    directCode
+  else:
+    let commonArgs = args.keepOnlyOptions(commonOptions, upgradeCommonOptions)
+
+    let (paths, confirmAndCloneCode) = if basePackages.len > 0: (block:
+        let installedVersions = installed.map(i => (i.name, i.version)).toTable
+
+        printPackages(config.color, config.verbosePkgList,
+          lc[(i.name, i.repo, installedVersions.opt(i.name), i.version) |
+            (g <- basePackages, b <- g, i <- b), PackageInstallFormat]
+            .sorted((a, b) => cmp(a.name, b.name)))
+        let input = printColonUserChoice(config.color,
+          tr"Proceed with building?", ['y', 'n'], 'y', 'n', noconfirm, 'y')
+
+        if input == 'y':
+          let (update, terminate) = if config.debug:
+              (proc (a: int, b: int) {.closure.} = discard, proc {.closure.} = discard)
+            else:
+              printProgressShare(config.progressBar, tr"cloning repositories")
+
+          let flatBasePackages = lc[x | (a <- basePackages, x <- a), seq[PackageInfo]]
+          update(0, flatBasePackages.len)
+
+          proc cloneNext(index: int, paths: seq[string]): (seq[string], int) =
+            if index < flatBasePackages.len:
+              let pkgInfos = flatBasePackages[index]
+              let base = pkgInfos[0].base
+              let repoPath = repoPath(config.tmpRoot, base)
+              let (cloneCode, cloneErrorMessage) = cloneRepo(config, flatBasePackages[index])
+
+              if cloneCode == 0:
+                update(index + 1, flatBasePackages.len)
+                cloneNext(index + 1, paths & repoPath)
+              else:
+                terminate()
+                for e in cloneErrorMessage: printError(config.color, e)
+                printError(config.color, tr"$#: failed to clone git repository" %
+                  [pkgInfos[0].base])
+                (paths & repoPath, cloneCode)
+            else:
+              terminate()
+              (paths, 0)
+
+          let (paths, cloneCode) = cloneNext(0, @[])
+          if cloneCode != 0:
+            (paths, cloneCode)
+          else:
+            proc checkNext(index: int, skipEdit: bool): int =
+              if index < flatBasePackages.len:
+                let pkgInfos = flatBasePackages[index]
+                let base = pkgInfos[0].base
+                let repoPath = repoPath(config.tmpRoot, base)
+
+                let aur = pkgInfos[0].repo == "aur"
+
+                if not skipEdit and aur and config.aurComments:
+                  echo(tr"downloading comments from AUR...")
+                  let (comments, error) = downloadAurComments(base)
+                  for e in error: printError(config.color, e)
+                  if comments.len > 0:
+                    let commentsReversed = toSeq(comments.reversed)
+                    printComments(config.color, pkgInfos[0].maintainer, commentsReversed)
+
+                let res = if skipEdit:
+                    'n'
+                  else: (block:
+                    let defaultYes = aur and not config.viewNoDefault
+                    editLoop(config, base, repoPath, pkgInfos[0].gitPath, defaultYes, noconfirm))
+
+                if res == 'a':
+                  1
+                else:
+                  checkNext(index + 1, skipEdit or res == 's')
+              else:
+                0
+
+            (paths, checkNext(0, false))
+        else:
+          (@[], 1))
+      else:
+        (@[], 0)
+
+    proc removeTmp() =
+      for path in paths:
+        removeDirQuiet(path)
+      discard rmdir(config.tmpRoot)
+
+    if confirmAndCloneCode != 0:
+      removeTmp()
+      confirmAndCloneCode
+    else:
+      let (additionalCode, additionalSome) = if additionalPacmanTargets.len > 0: (block:
+          printColon(config.color, tr"Installing build dependencies...")
+
+          (pacmanRun(true, config.color, commonArgs &
+            ("S", none(string), ArgumentType.short) &
+            ("needed", none(string), ArgumentType.long) &
+            ("asdeps", none(string), ArgumentType.long) &
+            additionalPacmanTargets.map(t => (t, none(string), ArgumentType.target))), true))
+        else:
+          (0, false)
+
+      if additionalCode != 0:
+        removeTmp()
+        additionalCode
+      else:
+        if basePackages.len > 0:
+          # check all pacman dependencies were installed
+          let unsatisfied = withAlpm(config.root, config.db,
+            config.dbs, config.arch, handle, dbs, errors):
+            for e in errors: printError(config.color, e)
+
+            proc checkSatisfied(reference: PackageReference): bool =
+              for pkg in handle.local.packages:
+                if reference.isProvidedBy(($pkg.name, none(string),
+                  some((ConstraintOperation.eq, $pkg.version)))):
+                  return true
+                for provides in pkg.provides:
+                  if reference.isProvidedBy(provides.toPackageReference):
+                    return true
+              return false
+
+            lc[x.key | (x <- dependencies.namedPairs, not x.value.installed and
+              x.value.buildPkgInfo.isNone and not x.key.checkSatisfied), PackageReference]
+
+          if unsatisfied.len > 0:
+            removeTmp()
+            printUnsatisfied(config, dependencies, unsatisfied)
+            1
+          else:
+            proc installNext(index: int, lastCode: int): (int, int) =
+              if index < basePackages.len and lastCode == 0:
+                let code = installGroupFromSources(config, commonArgs,
+                  basePackages[index], explicits, noconfirm)
+                installNext(index + 1, code)
+              else:
+                (lastCode, index - 1)
+
+            let (code, index) = installNext(0, 0)
+            if code != 0 and index < basePackages.len - 1:
+              printWarning(config.color, tr"installation aborted")
+            removeTmp()
+            code
+        elif not directSome and not additionalSome:
+          echo(trp(" there is nothing to do\n"))
+          0
+        else:
+          0
+
+proc handlePrint(args: seq[Argument], config: Config, printFormat: string,
+  upgradeCount: int, directPacmanTargets: seq[string], additionalPacmanTargets: seq[string],
+  basePackages: seq[seq[seq[PackageInfo]]]): int =
+
+  let code = if directPacmanTargets.len > 0 or
+    additionalPacmanTargets.len > 0 or upgradeCount > 0:
+      pacmanRun(false, config.color, args.filter(arg => not arg.isTarget) &
+        (directPacmanTargets & additionalPacmanTargets)
+        .map(t => (t, none(string), ArgumentType.target)))
+    else:
+      0
+
+  if code == 0:
+    proc printWithFormat(pkgInfo: PackageInfo) =
+      echo(printFormat
+        .replace("%n", pkgInfo.name)
+        .replace("%v", pkgInfo.version)
+        .replace("%r", "aur")
+        .replace("%s", "0")
+        .replace("%l", pkgInfo.gitUrl))
+
+    for installGroup in basePackages:
+      for pkgInfos in installGroup:
+        for pkgInfo in pkgInfos:
+          printWithFormat(pkgInfo)
+    0
+  else:
+    code
+
+proc handleSyncInstall*(args: seq[Argument], config: Config): int =
+  let (_, callArgs) = checkAndRefresh(config.color, args)
+
+  let upgradeCount = args.count((some("u"), "sysupgrade"))
+  let needed = args.check((none(string), "needed"))
+  let noaur = args.check((none(string), "noaur"))
+  let build = args.check((none(string), "build"))
+
+  let printModeArg = args.check((some("p"), "print"))
+  let printModeFormat = args.filter(arg => arg
+    .matchOption((none(string), "print-format"))).optLast
+  let printFormat = if printModeArg or printModeFormat.isSome:
+      some(printModeFormat.map(arg => arg.value.get).get("%l"))
+    else:
+      none(string)
+
+  let noconfirm = args
+    .filter(arg => arg.matchOption((none(string), "confirm")) or
+      arg.matchOption((none(string), "noconfirm"))).optLast
+    .map(arg => arg.key == "noconfirm").get(false)
+
+  let targets = args.packageTargets
+
+  let (syncTargets, checkAur, installed) = withAlpm(config.root, config.db,
+    config.dbs, config.arch, handle, dbs, errors):
+    for e in errors: printError(config.color, e)
+
+    let (syncTargets, checkAur) = findSyncTargets(handle, dbs, targets,
+      not build, not build)
+
+    let installed = lc[($p.name, $p.version, p.groupsSeq,
+      dbs.filter(d => d[p.name] != nil).len == 0) |
+      (p <- handle.local.packages), Installed]
+
+    (syncTargets, checkAur, installed)
+
+  let realCheckAur = if noaur:
+      @[]
+    elif upgradeCount > 0:
+      installed
+        .filter(i => i.foreign and
+          (config.checkIgnored or not config.ignored(i.name, i.groups)))
+        .map(i => i.name) & checkAur
+    else:
+      checkAur
+
+  withAur():
+    if realCheckAur.len > 0 and printFormat.isNone:
+      printColon(config.color, tr"Checking AUR database...")
+    let (rpcInfos, aerrors) = getRpcPackageInfo(realCheckAur)
+    for e in aerrors: printError(config.color, e)
+
+    let (rpcInfoTable, notFoundTargets) = filterNotFoundSyncTargets(syncTargets, rpcInfos)
+
+    if notFoundTargets.len > 0:
+      printSyncNotFound(config, notFoundTargets)
+      1
+    else:
+      let fullTargets = mapAurTargets(syncTargets, rpcInfos)
+      let pacmanTargets = fullTargets.filter(t => not isAurTargetFull(t))
+      let aurTargets = fullTargets.filter(isAurTargetFull)
+
+      if upgradeCount > 0 and not noaur and printFormat.isNone and config.printAurNotFound:
+        for inst in installed:
+          if inst.foreign and not config.ignored(inst.name, inst.groups) and
+            not rpcInfoTable.hasKey(inst.name):
+            printWarning(config.color, tr"$# was not found in AUR" % [inst.name])
+
+      let installedTable = installed.map(i => (i.name, i)).toTable
+
+      proc checkNeeded(name: string, version: string): bool =
+        if installedTable.hasKey(name):
+          let i = installedTable[name]
+          vercmp(version, i.version) > 0
+        else:
+          true
+
+      let targetRpcInfos: seq[tuple[rpcInfo: RpcPackageInfo, upgradeable: bool]] =
+        aurTargets.map(t => t.pkgInfo.get).map(i => (i, checkNeeded(i.name, i.version)))
+
+      if printFormat.isNone and needed:
+        for rpcInfo in targetRpcInfos:
+          if not rpcInfo.upgradeable:
+            # not upgradeable assumes that package is installed
+            let inst = installedTable[rpcInfo.rpcInfo.name]
+            printWarning(config.color, tra("%s-%s is up to date -- skipping\n") %
+              [rpcInfo.rpcInfo.name, inst.version])
+
+      let aurTargetsSet = aurTargets.map(t => t.name).toSet
+      let fullRpcInfos = (targetRpcInfos
+        .filter(i => not needed or i.upgradeable).map(i => i.rpcInfo) &
+        rpcInfos.filter(i => upgradeCount > 0 and not (i.name in aurTargetsSet) and
+          checkNeeded(i.name, i.version))).deduplicate
+
+      if fullRpcInfos.len > 0 and printFormat.isNone:
+        echo(tr"downloading full package descriptions...")
+      let (aurPkgInfos, faerrors) = getAurPackageInfo(fullRpcInfos
+        .map(i => i.name), some(fullRpcInfos), proc (a: int, b: int) = discard)
+
+      if faerrors.len > 0:
+        for e in faerrors: printError(config.color, e)
+        1
+      else:
+        let neededPacmanTargets = if printFormat.isNone and build and needed:
+            pacmanTargets.filter(target => (block:
+              let version = target.foundInfo.get.pkg.get.version
+              if checkNeeded(target.name, version):
+                true
+              else:
+                printWarning(config.color, tra("%s-%s is up to date -- skipping\n") %
+                  [target.name, version])
+                false))
+          else:
+            pacmanTargets
+
+        let checkPacmanPkgInfos = printFormat.isNone and build and
+          neededPacmanTargets.len > 0
+
+        let (buildPkgInfos, obtainErrorMessages) = if checkPacmanPkgInfos: (block:
+            printColon(config.color, tr"Checking repositories...")
+            obtainBuildPkgInfos(config, pacmanTargets))
+          else:
+            (@[], @[])
+
+        if checkPacmanPkgInfos and buildPkgInfos.len < pacmanTargets.len:
+          for e in obtainErrorMessages: printError(config.color, e)
+          1
+        else:
+          let pkgInfos = buildPkgInfos & aurPkgInfos
+          let targetsSet = fullTargets.map(t => t.name).toSet
+
+          let acceptedPkgInfos = pkgInfos.filter(pkgInfo => (block:
+            let instGroups = lc[x | (i <- installedTable.opt(pkgInfo.name),
+              x <- i.groups), string]
+
+            if config.ignored(pkgInfo.name, (instGroups & pkgInfo.groups).deduplicate):
+              if pkgInfo.name in targetsSet:
+                if printFormat.isNone:
+                  let input = printColonUserChoice(config.color,
+                    trp"%s is in IgnorePkg/IgnoreGroup. Install anyway?" % [pkgInfo.name],
+                    ['y', 'n'], 'y', 'n', noconfirm, 'y')
+                  input != 'n'
+                else:
+                  true
+              else:
+                false
+            else:
+              true))
+
+          if acceptedPkgInfos.len > 0 and printFormat.isNone:
+            echo(trp("resolving dependencies...\n"))
+          let (satisfied, unsatisfied) = withAlpm(config.root, config.db,
+            config.dbs, config.arch, handle, dbs, errors):
+            findDependencies(config, handle, dbs, acceptedPkgInfos,
+              printFormat.isSome, noaur)
+
+          if unsatisfied.len > 0:
+            printUnsatisfied(config, satisfied, unsatisfied)
+            1
+          else:
+            if printFormat.isNone:
+              let acceptedSet = acceptedPkgInfos.map(i => i.name).toSet
+
+              for pkgInfo in pkgInfos:
+                if not (pkgInfo.name in acceptedSet):
+                  if not (pkgInfo.name in targetsSet) and upgradeCount > 0 and
+                    installedTable.hasKey(pkgInfo.name):
+                    printWarning(config.color, tra("%s: ignoring package upgrade (%s => %s)\n") %
+                      [pkgInfo.name, installedTable[pkgInfo.name].version, pkgInfo.version])
+                  else:
+                    printWarning(config.color, trp("skipping target: %s\n") % [pkgInfo.name])
+                elif pkgInfo.repo == "aur" and pkgInfo.maintainer.isNone:
+                  printWarning(config.color, tr"$# is orphaned" % [pkgInfo.name])
+
+            let aurPrintSet = acceptedPkgInfos.map(i => i.name).toSet
+            let fullPkgInfos = acceptedPkgInfos & lc[i | (s <- satisfied.values,
+              i <- s.buildPkgInfo, not (i.name in aurPrintSet)), PackageInfo].deduplicate
+
+            let directPacmanTargets = pacmanTargets.map(t => t.formatArgument)
+            let additionalPacmanTargets = lc[x.name | (x <- satisfied.values,
+              not x.installed and x.buildPkgInfo.isNone), string]
+            let orderedPkgInfos = orderInstallation(fullPkgInfos, satisfied)
+
+            let pacmanArgs = callArgs.filterExtensions(true, true)
+
+            if printFormat.isSome:
+              handlePrint(pacmanArgs, config, printFormat.unsafeGet, upgradeCount,
+                directPacmanTargets, additionalPacmanTargets, orderedPkgInfos)
+            else:
+              let explicits = if not args.check((none(string), "asdeps")):
+                  targets.map(t => t.name)
+                else:
+                  @[]
+
+              let passDirectPacmanTargets = if build: @[] else: directPacmanTargets
+
+              handleInstall(pacmanArgs, config, upgradeCount, noconfirm,
+                explicits.toSet, installed, satisfied, passDirectPacmanTargets,
+                additionalPacmanTargets, orderedPkgInfos)
diff --git a/src/feature/syncsearch.nim b/src/feature/syncsearch.nim
new file mode 100644
index 0000000..7b2e77c
--- /dev/null
+++ b/src/feature/syncsearch.nim
@@ -0,0 +1,53 @@
+import
+  algorithm, future, options, sequtils, strutils,
+  "../args", "../aur", "../config", "../common", "../format", "../package",
+    "../pacman", "../utils",
+  "../wrapper/alpm"
+
+proc handleSyncSearch*(args: seq[Argument], config: Config): int =
+  let (_, callArgs) = checkAndRefresh(config.color, args)
+
+  let quiet = args.check((some("q"), "quiet"))
+
+  let (aurPackages, aerrors) = findAurPackages(args.targets)
+  for e in aerrors: printError(config.color, e)
+
+  type Package = tuple[rpcInfo: RpcPackageInfo, installedVersion: Option[string]]
+
+  proc checkLocalPackages: seq[Package] =
+    if quiet:
+      aurPackages.map(pkg => (pkg, none(string)))
+    elif aurPackages.len > 0:
+      withAlpm(config.root, config.db, newSeq[string](), config.arch, handle, dbs, errors):
+        for e in errors: printError(config.color, e)
+
+        aurPackages.map(proc (rpcInfo: RpcPackageInfo): Package =
+          let pkg = handle.local[rpcInfo.name]
+          if pkg != nil:
+            (rpcInfo, some($pkg.version))
+          else:
+            (rpcInfo, none(string)))
+    else:
+      @[]
+
+  let pkgs = checkLocalPackages()
+    .sorted((a, b) => cmp(a.rpcInfo.name, b.rpcInfo.name))
+
+  var code = min(aerrors.len, 1)
+  if pkgs.len == 0:
+    if code == 0:
+      pacmanExec(false, config.color, callArgs)
+    else:
+      discard pacmanRun(false, config.color, callArgs)
+      code
+  else:
+    discard pacmanRun(false, config.color, callArgs)
+
+    for pkg in pkgs:
+      if quiet:
+        echo(pkg.rpcInfo.name)
+      else:
+        printPackageSearch(config.color, "aur", pkg.rpcInfo.name,
+          pkg.rpcInfo.version, pkg.installedVersion, pkg.rpcInfo.description,
+          some(formatPkgRating(pkg.rpcInfo.votes, pkg.rpcInfo.popularity)))
+    0