// Includes /*{{{*/ #include <config.h> #include <apt-pkg/cachefile.h> #include <apt-pkg/cacheset.h> #include <apt-pkg/cmndline.h> #include <apt-pkg/error.h> #include <apt-pkg/fileutl.h> #include <apt-pkg/indexfile.h> #include <apt-pkg/pkgrecords.h> #include <apt-pkg/pkgsystem.h> #include <apt-pkg/sourcelist.h> #include <apt-pkg/strutl.h> #include <apt-pkg/tagfile.h> #include <apt-pkg/cacheiterators.h> #include <apt-pkg/configuration.h> #include <apt-pkg/depcache.h> #include <apt-pkg/macros.h> #include <apt-pkg/pkgcache.h> #include <apt-private/private-cacheset.h> #include <apt-private/private-output.h> #include <apt-private/private-show.h> #include <stdio.h> #include <ostream> #include <string> #include <apti18n.h> /*}}}*/ namespace APT { namespace Cmd { // DisplayRecord - Displays the complete record for the package /*{{{*/ // --------------------------------------------------------------------- static bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V, std::ostream &out) { pkgCache *Cache = CacheFile.GetPkgCache(); if (unlikely(Cache == NULL)) return false; pkgDepCache *depCache = CacheFile.GetDepCache(); if (unlikely(depCache == NULL)) return false; // Find an appropriate file pkgCache::VerFileIterator Vf = V.FileList(); for (; Vf.end() == false; ++Vf) if ((Vf.File()->Flags & pkgCache::Flag::NotSource) == 0) break; if (Vf.end() == true) Vf = V.FileList(); // Check and load the package list file pkgCache::PkgFileIterator I = Vf.File(); if (I.IsOk() == false) return _error->Error(_("Package file %s is out of sync."),I.FileName()); // find matching sources.list metaindex pkgSourceList *SrcList = CacheFile.GetSourceList(); pkgIndexFile *Index; if (SrcList->FindIndex(I, Index) == false && _system->FindIndex(I, Index) == false) return _error->Error("Can not find indexfile for Package %s (%s)", V.ParentPkg().Name(), V.VerStr()); std::string source_index_file = Index->Describe(true); // Read the record FileFd PkgF; if (PkgF.Open(I.FileName(), FileFd::ReadOnly, FileFd::Extension) == false) return false; pkgTagSection Tags; pkgTagFile TagF(&PkgF); if (TagF.Jump(Tags, V.FileList()->Offset) == false) return _error->Error("Internal Error, Unable to parse a package record"); // make size nice std::string installed_size; if (Tags.FindI("Installed-Size") > 0) strprintf(installed_size, "%sB", SizeToStr(Tags.FindI("Installed-Size")*1024).c_str()); else installed_size = _("unknown"); std::string package_size; if (Tags.FindI("Size") > 0) strprintf(package_size, "%sB", SizeToStr(Tags.FindI("Size")).c_str()); else package_size = _("unknown"); pkgDepCache::StateCache &state = (*depCache)[V.ParentPkg()]; bool is_installed = V.ParentPkg().CurrentVer() == V; const char *manual_installed; if (is_installed) manual_installed = !(state.Flags & pkgCache::Flag::Auto) ? "yes" : "no"; else manual_installed = 0; // FIXME: add verbose that does not do the removal of the tags? std::vector<pkgTagSection::Tag> RW; // delete, apt-cache show has this info and most users do not care RW.push_back(pkgTagSection::Tag::Remove("MD5sum")); RW.push_back(pkgTagSection::Tag::Remove("SHA1")); RW.push_back(pkgTagSection::Tag::Remove("SHA256")); RW.push_back(pkgTagSection::Tag::Remove("SHA512")); RW.push_back(pkgTagSection::Tag::Remove("Filename")); RW.push_back(pkgTagSection::Tag::Remove("Multi-Arch")); RW.push_back(pkgTagSection::Tag::Remove("Architecture")); RW.push_back(pkgTagSection::Tag::Remove("Conffiles")); // we use the translated description RW.push_back(pkgTagSection::Tag::Remove("Description")); RW.push_back(pkgTagSection::Tag::Remove("Description-md5")); // improve RW.push_back(pkgTagSection::Tag::Rewrite("Installed-Size", installed_size)); RW.push_back(pkgTagSection::Tag::Remove("Size")); RW.push_back(pkgTagSection::Tag::Rewrite("Download-Size", package_size)); // add RW.push_back(pkgTagSection::Tag::Rewrite("APT-Manual-Installed", manual_installed)); RW.push_back(pkgTagSection::Tag::Rewrite("APT-Sources", source_index_file)); FileFd stdoutfd; if (stdoutfd.OpenDescriptor(STDOUT_FILENO, FileFd::WriteOnly, false) == false || Tags.Write(stdoutfd, TFRewritePackageOrder, RW) == false || stdoutfd.Close() == false) return _error->Error("Internal Error, Unable to parse a package record"); // write the description pkgRecords Recs(*Cache); // FIXME: show (optionally) all available translations(?) pkgCache::DescIterator Desc = V.TranslatedDescription(); if (Desc.end() == false) { pkgRecords::Parser &P = Recs.Lookup(Desc.FileList()); out << "Description: " << P.LongDesc(); } // write a final newline (after the description) out << std::endl << std::endl; return true; } /*}}}*/ bool ShowPackage(CommandLine &CmdL) /*{{{*/ { pkgCacheFile CacheFile; CacheSetHelperVirtuals helper(true, GlobalError::NOTICE); APT::CacheSetHelper::VerSelector const select = _config->FindB("APT::Cache::AllVersions", false) ? APT::CacheSetHelper::ALL : APT::CacheSetHelper::CANDIDATE; APT::VersionList const verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, select, helper); for (APT::VersionList::const_iterator Ver = verset.begin(); Ver != verset.end(); ++Ver) if (DisplayRecord(CacheFile, Ver, c1out) == false) return false; if (select == APT::CacheSetHelper::CANDIDATE) { APT::VersionList const verset_all = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::CacheSetHelper::ALL, helper); int const records = verset_all.size() - verset.size(); if (records > 0) _error->Notice(P_("There is %i additional record. Please use the '-a' switch to see it", "There are %i additional records. Please use the '-a' switch to see them.", records), records); } for (APT::PackageSet::const_iterator Pkg = helper.virtualPkgs.begin(); Pkg != helper.virtualPkgs.end(); ++Pkg) { c1out << "Package: " << Pkg.FullName(true) << std::endl; c1out << "State: " << _("not a real package (virtual)") << std::endl; // FIXME: show providers, see private-cacheset.h // CacheSetHelperAPTGet::showVirtualPackageErrors() } if (verset.empty() == true) { if (helper.virtualPkgs.empty() == true) return _error->Error(_("No packages found")); else _error->Notice(_("No packages found")); } return true; } /*}}}*/ } // namespace Cmd } // namespace APT