From 549a391d6438e828001eeeaf235b080c054a7bf3 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 08:14:41 +0200
Subject: Adding upstream version 2.2.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 apt-private/private-list.cc | 165 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 165 insertions(+)
 create mode 100644 apt-private/private-list.cc

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

diff --git a/apt-private/private-list.cc b/apt-private/private-list.cc
new file mode 100644
index 0000000..eee657c
--- /dev/null
+++ b/apt-private/private-list.cc
@@ -0,0 +1,165 @@
+// Include Files							/*{{{*/
+#include <config.h>
+
+#include <apt-pkg/cachefile.h>
+#include <apt-pkg/cachefilter.h>
+#include <apt-pkg/cacheset.h>
+#include <apt-pkg/cmndline.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/macros.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/progress.h>
+#include <apt-pkg/strutl.h>
+
+#include <apt-private/private-cacheset.h>
+#include <apt-private/private-list.h>
+#include <apt-private/private-output.h>
+
+#include <iostream>
+#include <map>
+#include <sstream>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include <apti18n.h>
+									/*}}}*/
+
+struct PackageSortAlphabetic						/*{{{*/
+{
+   bool operator () (const pkgCache::PkgIterator &p_lhs, 
+                     const pkgCache::PkgIterator &p_rhs)
+    {
+       const std::string &l_name = p_lhs.FullName(true);
+       const std::string &r_name = p_rhs.FullName(true);
+       return (l_name < r_name);
+    }
+};
+
+class PackageNameMatcher : public Matcher
+{
+   static constexpr const char *const isfnmatch_strict = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+-.:*";
+   pkgCacheFile &cacheFile;
+  public:
+   explicit PackageNameMatcher(pkgCacheFile &cacheFile, const char **patterns)
+   : cacheFile(cacheFile)
+   {
+      for(int i=0; patterns[i] != NULL; ++i)
+      {
+         std::string pattern = patterns[i];
+         APT::CacheFilter::Matcher *cachefilter = NULL;
+         if(_config->FindB("APT::Cmd::Use-Regexp", false) == true)
+            cachefilter = new APT::CacheFilter::PackageNameMatchesRegEx(pattern);
+         else if (pattern.find_first_not_of(isfnmatch_strict) == std::string::npos)
+            cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
+	 else
+	    cachefilter = APT::CacheFilter::ParsePattern(pattern, &cacheFile).release();
+
+         if (cachefilter == nullptr) {
+            return;
+            filters.clear();
+         }
+         filters.push_back(cachefilter);
+      }
+   }
+   virtual ~PackageNameMatcher()
+   {
+      for(J=filters.begin(); J != filters.end(); ++J)
+         delete *J;
+   }
+   virtual bool operator () (const pkgCache::PkgIterator &P) APT_OVERRIDE
+   {
+      for(J=filters.begin(); J != filters.end(); ++J)
+      {
+         APT::CacheFilter::Matcher *cachefilter = *J;
+         if((*cachefilter)(P)) 
+            return true;
+      }
+      return false;
+   }
+
+private:
+   std::vector<APT::CacheFilter::Matcher*> filters;
+   std::vector<APT::CacheFilter::Matcher*>::const_iterator J;
+   #undef PackageMatcher
+};
+									/*}}}*/
+static void ListAllVersions(pkgCacheFile &CacheFile, pkgRecords &records,/*{{{*/
+                     pkgCache::PkgIterator const &P, std::ostream &outs,
+                     std::string const &format)
+{
+   for (pkgCache::VerIterator Ver = P.VersionList();
+        Ver.end() == false; ++Ver)
+   {
+      ListSingleVersion(CacheFile, records, Ver, outs, format);
+      outs << std::endl;
+   }
+}
+									/*}}}*/
+// list - list package based on criteria        			/*{{{*/
+// ---------------------------------------------------------------------
+bool DoList(CommandLine &Cmd)
+{
+   pkgCacheFile CacheFile;
+   pkgCache * const Cache = CacheFile.GetPkgCache();
+   if (unlikely(Cache == nullptr || CacheFile.GetDepCache() == nullptr))
+      return false;
+   pkgRecords records(CacheFile);
+
+   const char **patterns;
+   const char *all_pattern[] = { "*", NULL};
+
+   if (strv_length(Cmd.FileList + 1) == 0)
+   {
+      patterns = all_pattern;
+   } else {
+      patterns = Cmd.FileList + 1;
+   }
+
+   std::string format = "${color:highlight}${Package}${color:neutral}/${Origin} ${Version} ${Architecture}${ }${apt:Status}";
+   if (_config->FindB("APT::Cmd::List-Include-Summary", false) == true)
+      format += "\n  ${Description}\n";
+
+   PackageNameMatcher matcher(CacheFile, patterns);
+   LocalitySortedVersionSet bag;
+   OpTextProgress progress(*_config);
+   progress.OverallProgress(0,
+                            Cache->Head().PackageCount, 
+                            Cache->Head().PackageCount,
+                            _("Listing"));
+   GetLocalitySortedVersionSet(CacheFile, &bag, matcher, &progress);
+   bool const ShowAllVersions = _config->FindB("APT::Cmd::All-Versions", false);
+   std::map<std::string, std::string> output_map;
+   for (LocalitySortedVersionSet::iterator V = bag.begin(); V != bag.end(); ++V)
+   {
+      std::stringstream outs;
+      if(ShowAllVersions == true)
+         ListAllVersions(CacheFile, records, V.ParentPkg(), outs, format);
+      else
+         ListSingleVersion(CacheFile, records, V, outs, format);
+      output_map.insert(std::make_pair<std::string, std::string>(
+	       V.ParentPkg().FullName(), outs.str()));
+   }
+
+   // FIXME: SORT! and make sorting flexible (alphabetic, by pkg status)
+   // output the sorted map
+   std::map<std::string, std::string>::const_iterator K;
+   for (K = output_map.begin(); K != output_map.end(); ++K)
+      std::cout << (*K).second << std::endl;
+
+   // be nice and tell the user if there is more to see
+   if (bag.size() == 1 && ShowAllVersions == false)
+   {
+      // start with -1 as we already displayed one version
+      int versions = -1;
+      pkgCache::VerIterator Ver = *bag.begin();
+      for ( ; Ver.end() == false; ++Ver)
+         ++versions;
+      if (versions > 0)
+         _error->Notice(P_("There is %i additional version. Please use the '-a' switch to see it", "There are %i additional versions. Please use the '-a' switch to see them.", versions), versions);
+   }
+
+   return true;
+}
+
-- 
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