diff options
Diffstat (limited to 'apt-private/private-show.cc')
-rw-r--r-- | apt-private/private-show.cc | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/apt-private/private-show.cc b/apt-private/private-show.cc new file mode 100644 index 000000000..ddc75dbeb --- /dev/null +++ b/apt-private/private-show.cc @@ -0,0 +1,123 @@ +// Includes /*{{{*/ +#include <apt-pkg/error.h> +#include <apt-pkg/cachefile.h> +#include <apt-pkg/cachefilter.h> +#include <apt-pkg/cacheset.h> +#include <apt-pkg/init.h> +#include <apt-pkg/progress.h> +#include <apt-pkg/sourcelist.h> +#include <apt-pkg/cmndline.h> +#include <apt-pkg/strutl.h> +#include <apt-pkg/fileutl.h> +#include <apt-pkg/pkgrecords.h> +#include <apt-pkg/srcrecords.h> +#include <apt-pkg/version.h> +#include <apt-pkg/policy.h> +#include <apt-pkg/tagfile.h> +#include <apt-pkg/algorithms.h> +#include <apt-pkg/sptr.h> +#include <apt-pkg/pkgsystem.h> +#include <apt-pkg/indexfile.h> +#include <apt-pkg/metaindex.h> + +#include <apti18n.h> + +#include "private-output.h" +#include "private-cacheset.h" + /*}}}*/ + +namespace APT { + namespace Cmd { + +// DisplayRecord - Displays the complete record for the package /*{{{*/ +// --------------------------------------------------------------------- +bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V, + ostream &out) +{ + pkgCache *Cache = CacheFile.GetPkgCache(); + if (unlikely(Cache == 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()); + + // Read the record + FileFd PkgF; + if (PkgF.Open(I.FileName(), FileFd::ReadOnly, FileFd::Extension) == false) + return false; + pkgTagSection Tags; + pkgTagFile TagF(&PkgF); + + TFRewriteData RW[] = { + {"Conffiles",0}, + {"Description",0}, + {"Description-md5",0}, + {} + }; + const char *Zero = 0; + if (TagF.Jump(Tags, V.FileList()->Offset) == false || + TFRewrite(stdout,Tags,&Zero,RW) == false) + { + _error->Error("Internal Error, Unable to parse a package record"); + return false; + } + + // write the description + pkgRecords Recs(*Cache); + pkgCache::DescIterator Desc = V.TranslatedDescription(); + if (Desc.end() == false) + { + pkgRecords::Parser &P = Recs.Lookup(Desc.FileList()); + if (strcmp(Desc.LanguageCode(),"") != 0) + out << "Description-lang: " << Desc.LanguageCode() << std::endl; + 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::VersionList::Version const select = APT::VersionList::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; + + 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 |