From b917917067e757c4479a344a263ef7cf43c00866 Mon Sep 17 00:00:00 2001
From: Michael Vogt <mvo@debian.org>
Date: Mon, 12 Aug 2013 23:24:08 +0200
Subject: squash merge of the feature/apt-binary branch without the changes
 from experimental

---
 apt-private/private-show.cc | 122 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 apt-private/private-show.cc

(limited to 'apt-private/private-show.cc')

diff --git a/apt-private/private-show.cc b/apt-private/private-show.cc
new file mode 100644
index 000000000..e26a2b30a
--- /dev/null
+++ b/apt-private/private-show.cc
@@ -0,0 +1,122 @@
+#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 pacakge (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
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