apt-private/private-list.cc

   1 // Include Files                                                        /*{{{*/
   2 #include <config.h>
   3
   4 #include <apt-pkg/cachefile.h>
   5 #include <apt-pkg/cachefilter.h>
   6 #include <apt-pkg/cacheset.h>
   7 #include <apt-pkg/cmndline.h>
   8 #include <apt-pkg/pkgrecords.h>
   9 #include <apt-pkg/progress.h>
  10 #include <apt-pkg/strutl.h>
  11 #include <apt-pkg/configuration.h>
  12 #include <apt-pkg/macros.h>
  13 #include <apt-pkg/pkgcache.h>
  14 #include <apt-pkg/cacheiterators.h>
  15
  16 #include <apt-private/private-cacheset.h>
  17 #include <apt-private/private-list.h>
  18 #include <apt-private/private-output.h>
  19
  20 #include <iostream>
  21 #include <sstream>
  22 #include <map>
  23 #include <string>
  24 #include <utility>
  25 #include <vector>
  26
  27 #include <apti18n.h>
  28                                                                         /*}}}*/
  29
  30 struct PackageSortAlphabetic                                            /*{{{*/
  31 {
  32    bool operator () (const pkgCache::PkgIterator &p_lhs,
  33                      const pkgCache::PkgIterator &p_rhs)
  34     {
  35        const std::string &l_name = p_lhs.FullName(true);
  36        const std::string &r_name = p_rhs.FullName(true);
  37        return (l_name < r_name);
  38     }
  39 };
  40                                                                         /*}}}*/
  41 class PackageNameMatcher : public Matcher                               /*{{{*/
  42 {
  43 #ifdef PACKAGE_MATCHER_ABI_COMPAT
  44 #define PackageMatcher PackageNameMatchesFnmatch
  45 #endif
  46   public:
  47    PackageNameMatcher(const char **patterns)
  48    {
  49       for(int i=0; patterns[i] != NULL; ++i)
  50       {
  51          std::string pattern = patterns[i];
  52 #ifdef PACKAGE_MATCHER_ABI_COMPAT
  53             APT::CacheFilter::PackageNameMatchesFnmatch *cachefilter = NULL;
  54             cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
  55 #else
  56          APT::CacheFilter::PackageMatcher *cachefilter = NULL;
  57          if(_config->FindB("APT::Cmd::Use-Regexp", false) == true)
  58             cachefilter = new APT::CacheFilter::PackageNameMatchesRegEx(pattern);
  59          else
  60             cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
  61 #endif
  62          filters.push_back(cachefilter);
  63       }
  64    }
  65    virtual ~PackageNameMatcher()
  66    {
  67       for(J=filters.begin(); J != filters.end(); ++J)
  68          delete *J;
  69    }
  70    virtual bool operator () (const pkgCache::PkgIterator &P)
  71    {
  72       for(J=filters.begin(); J != filters.end(); ++J)
  73       {
  74          APT::CacheFilter::PackageMatcher *cachefilter = *J;
  75          if((*cachefilter)(P))
  76             return true;
  77       }
  78       return false;
  79    }
  80
  81 private:
  82    std::vector<APT::CacheFilter::PackageMatcher*> filters;
  83    std::vector<APT::CacheFilter::PackageMatcher*>::const_iterator J;
  84    #undef PackageMatcher
  85 };
  86                                                                         /*}}}*/
  87 static void ListAllVersions(pkgCacheFile &CacheFile, pkgRecords &records,/*{{{*/
  88                      pkgCache::PkgIterator P,
  89                      std::ostream &outs,
  90                      bool include_summary=true)
  91 {
  92    for (pkgCache::VerIterator Ver = P.VersionList();
  93         Ver.end() == false; ++Ver)
  94    {
  95       ListSingleVersion(CacheFile, records, Ver, outs, include_summary);
  96    }
  97 }
  98                                                                         /*}}}*/
  99 // list - list package based on criteria                                /*{{{*/
 100 // ---------------------------------------------------------------------
 101 bool DoList(CommandLine &Cmd)
 102 {
 103    pkgCacheFile CacheFile;
 104    pkgCache *Cache = CacheFile.GetPkgCache();
 105    if (unlikely(Cache == NULL))
 106       return false;
 107    pkgRecords records(CacheFile);
 108
 109    const char **patterns;
 110    const char *all_pattern[] = { "*", NULL};
 111
 112    if (strv_length(Cmd.FileList + 1) == 0)
 113    {
 114       patterns = all_pattern;
 115    } else {
 116       patterns = Cmd.FileList + 1;
 117    }
 118
 119    std::map<std::string, std::string> output_map;
 120    std::map<std::string, std::string>::const_iterator K;
 121
 122    bool includeSummary = _config->FindB("APT::Cmd::List-Include-Summary");
 123
 124    PackageNameMatcher matcher(patterns);
 125    LocalitySortedVersionSet bag;
 126    OpTextProgress progress(*_config);
 127    progress.OverallProgress(0,
 128                             Cache->Head().PackageCount,
 129                             Cache->Head().PackageCount,
 130                             _("Listing"));
 131    GetLocalitySortedVersionSet(CacheFile, bag, matcher, progress);
 132    bool ShowAllVersions = _config->FindB("APT::Cmd::All-Versions", false);
 133    for (LocalitySortedVersionSet::iterator V = bag.begin(); V != bag.end(); ++V)
 134    {
 135       std::stringstream outs;
 136       if(ShowAllVersions == true)
 137       {
 138          ListAllVersions(CacheFile, records, V.ParentPkg(), outs, includeSummary);
 139          output_map.insert(std::make_pair<std::string, std::string>(
 140             V.ParentPkg().Name(), outs.str()));
 141       } else {
 142          ListSingleVersion(CacheFile, records, V, outs, includeSummary);
 143          output_map.insert(std::make_pair<std::string, std::string>(
 144                            V.ParentPkg().Name(), outs.str()));
 145       }
 146    }
 147
 148    // FIXME: SORT! and make sorting flexible (alphabetic, by pkg status)
 149    // output the sorted map
 150    for (K = output_map.begin(); K != output_map.end(); ++K)
 151       std::cout << (*K).second;
 152
 153
 154    // be nice and tell the user if there is more to see
 155    if (bag.size() == 1 && ShowAllVersions == false)
 156    {
 157       // start with -1 as we already displayed one version
 158       int versions = -1;
 159       pkgCache::VerIterator Ver = *bag.begin();
 160       for ( ; Ver.end() == false; Ver++)
 161          versions++;
 162       if (versions > 0)
 163          _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);
 164    }
 165
 166    return true;
 167 }
 168