apt-private/private-list.cc

   1 // Include Files                                                        /*{{{*/
   2 #include <config.h>
   3
   4 #include <apt-pkg/error.h>
   5 #include <apt-pkg/cachefile.h>
   6 #include <apt-pkg/cachefilter.h>
   7 #include <apt-pkg/cacheset.h>
   8 #include <apt-pkg/init.h>
   9 #include <apt-pkg/progress.h>
  10 #include <apt-pkg/sourcelist.h>
  11 #include <apt-pkg/cmndline.h>
  12 #include <apt-pkg/strutl.h>
  13 #include <apt-pkg/fileutl.h>
  14 #include <apt-pkg/pkgrecords.h>
  15 #include <apt-pkg/srcrecords.h>
  16 #include <apt-pkg/version.h>
  17 #include <apt-pkg/policy.h>
  18 #include <apt-pkg/tagfile.h>
  19 #include <apt-pkg/algorithms.h>
  20 #include <apt-pkg/sptr.h>
  21 #include <apt-pkg/pkgsystem.h>
  22 #include <apt-pkg/indexfile.h>
  23 #include <apt-pkg/metaindex.h>
  24
  25 #include <sstream>
  26 #include <vector>
  27 #include <utility>
  28 #include <cassert>
  29 #include <locale.h>
  30 #include <iostream>
  31 #include <unistd.h>
  32 #include <errno.h>
  33 #include <regex.h>
  34 #include <stdio.h>
  35 #include <algorithm>
  36
  37 #include "private-cmndline.h"
  38 #include "private-list.h"
  39 #include "private-output.h"
  40 #include "private-cacheset.h"
  41
  42 #include <apti18n.h>
  43                                                                         /*}}}*/
  44
  45 struct PackageSortAlphabetic
  46 {
  47    bool operator () (const pkgCache::PkgIterator &p_lhs,
  48                      const pkgCache::PkgIterator &p_rhs)
  49     {
  50        const std::string &l_name = p_lhs.FullName(true);
  51        const std::string &r_name = p_rhs.FullName(true);
  52        return (l_name < r_name);
  53     }
  54 };
  55
  56 class PackageNameMatcher : public Matcher
  57 {
  58   public:
  59    PackageNameMatcher(const char **patterns)
  60    {
  61       for(int i=0; patterns[i] != NULL; i++)
  62       {
  63          std::string pattern = patterns[i];
  64          APT::CacheFilter::PackageMatcher *cachefilter = NULL;
  65          if(_config->FindB("APT::Cmd::UseRegexp", false) == true)
  66             cachefilter = new APT::CacheFilter::PackageNameMatchesRegEx(pattern);
  67          else
  68             cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
  69          filters.push_back(cachefilter);
  70       }
  71    }
  72    virtual ~PackageNameMatcher()
  73    {
  74       for(J=filters.begin(); J != filters.end(); J++)
  75          delete *J;
  76    }
  77    virtual bool operator () (const pkgCache::PkgIterator &P)
  78    {
  79       for(J=filters.begin(); J != filters.end(); J++)
  80       {
  81          APT::CacheFilter::PackageMatcher *cachefilter = *J;
  82          if((*cachefilter)(P))
  83             return true;
  84       }
  85       return false;
  86    }
  87
  88 private:
  89    std::vector<APT::CacheFilter::PackageMatcher*> filters;
  90    std::vector<APT::CacheFilter::PackageMatcher*>::const_iterator J;
  91    #undef PackageMatcher
  92 };
  93
  94
  95 void ListAllVersions(pkgCacheFile &CacheFile, pkgRecords &records,
  96                      pkgCache::PkgIterator P,
  97                      std::ostream &outs)
  98 {
  99    for (pkgCache::VerIterator Ver = P.VersionList();
 100         Ver.end() == false; Ver++)
 101       ListSingleVersion(CacheFile, records, Ver, outs);
 102 }
 103
 104 // list - list package based on criteria                                /*{{{*/
 105 // ---------------------------------------------------------------------
 106 bool List(CommandLine &Cmd)
 107 {
 108    pkgCacheFile CacheFile;
 109    pkgCache *Cache = CacheFile.GetPkgCache();
 110    pkgRecords records(CacheFile);
 111
 112    if (unlikely(Cache == NULL))
 113       return false;
 114
 115    const char **patterns;
 116    const char *all_pattern[] = { "*", NULL};
 117
 118    if (strv_length(Cmd.FileList + 1) == 0)
 119    {
 120       patterns = all_pattern;
 121    } else {
 122       patterns = Cmd.FileList + 1;
 123    }
 124
 125    std::map<std::string, std::string> output_map;
 126    std::map<std::string, std::string>::const_iterator K;
 127
 128    PackageNameMatcher matcher(patterns);
 129    LocalitySortedVersionSet bag;
 130    OpTextProgress progress;
 131    progress.OverallProgress(0,
 132                             Cache->Head().PackageCount,
 133                             Cache->Head().PackageCount,
 134                             _("Listing"));
 135    GetLocalitySortedVersionSet(CacheFile, bag, matcher, progress);
 136    for (LocalitySortedVersionSet::iterator V = bag.begin(); V != bag.end(); V++)
 137    {
 138       std::stringstream outs;
 139       if(_config->FindB("APT::Cmd::AllVersions", false) == true)
 140       {
 141          ListAllVersions(CacheFile, records, V.ParentPkg(), outs);
 142          output_map.insert(std::make_pair<std::string, std::string>(
 143             V.ParentPkg().Name(), outs.str()));
 144       } else {
 145          ListSingleVersion(CacheFile, records, V, outs);
 146          output_map.insert(std::make_pair<std::string, std::string>(
 147                            V.ParentPkg().Name(), outs.str()));
 148       }
 149    }
 150
 151    // FIXME: SORT! and make sorting flexible (alphabetic, by pkg status)
 152    // output the sorted map
 153    for (K = output_map.begin(); K != output_map.end(); K++)
 154       std::cout << (*K).second << std::endl;
 155
 156
 157    return true;
 158 }
 159