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 #ifdef PACKAGE_MATCHER_ABI_COMPAT
  59 #define PackageMatcher PackageNameMatchesFnmatch
  60 #endif
  61   public:
  62    PackageNameMatcher(const char **patterns)
  63    {
  64       for(int i=0; patterns[i] != NULL; i++)
  65       {
  66          std::string pattern = patterns[i];
  67 #ifdef PACKAGE_MATCHER_ABI_COMPAT
  68             APT::CacheFilter::PackageNameMatchesFnmatch *cachefilter = NULL;
  69             cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
  70 #else
  71          APT::CacheFilter::PackageMatcher *cachefilter = NULL;
  72          if(_config->FindB("APT::Cmd::UseRegexp", false) == true)
  73             cachefilter = new APT::CacheFilter::PackageNameMatchesRegEx(pattern);
  74          else
  75             cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
  76 #endif
  77          filters.push_back(cachefilter);
  78       }
  79    }
  80    virtual ~PackageNameMatcher()
  81    {
  82       for(J=filters.begin(); J != filters.end(); J++)
  83          delete *J;
  84    }
  85    virtual bool operator () (const pkgCache::PkgIterator &P)
  86    {
  87       for(J=filters.begin(); J != filters.end(); J++)
  88       {
  89          APT::CacheFilter::PackageMatcher *cachefilter = *J;
  90          if((*cachefilter)(P))
  91             return true;
  92       }
  93       return false;
  94    }
  95
  96 private:
  97    std::vector<APT::CacheFilter::PackageMatcher*> filters;
  98    std::vector<APT::CacheFilter::PackageMatcher*>::const_iterator J;
  99    #undef PackageMatcher
 100 };
 101                                                                         /*}}}*/
 102 void ListAllVersions(pkgCacheFile &CacheFile, pkgRecords &records,      /*{{{*/
 103                      pkgCache::PkgIterator P,
 104                      std::ostream &outs)
 105 {
 106    for (pkgCache::VerIterator Ver = P.VersionList();
 107         Ver.end() == false; Ver++)
 108       ListSingleVersion(CacheFile, records, Ver, outs);
 109 }
 110                                                                         /*}}}*/
 111 // list - list package based on criteria                                /*{{{*/
 112 // ---------------------------------------------------------------------
 113 bool List(CommandLine &Cmd)
 114 {
 115    pkgCacheFile CacheFile;
 116    pkgCache *Cache = CacheFile.GetPkgCache();
 117    pkgRecords records(CacheFile);
 118
 119    if (unlikely(Cache == NULL))
 120       return false;
 121
 122    const char **patterns;
 123    const char *all_pattern[] = { "*", NULL};
 124
 125    if (strv_length(Cmd.FileList + 1) == 0)
 126    {
 127       patterns = all_pattern;
 128    } else {
 129       patterns = Cmd.FileList + 1;
 130    }
 131
 132    std::map<std::string, std::string> output_map;
 133    std::map<std::string, std::string>::const_iterator K;
 134
 135    PackageNameMatcher matcher(patterns);
 136    LocalitySortedVersionSet bag;
 137    OpTextProgress progress;
 138    progress.OverallProgress(0,
 139                             Cache->Head().PackageCount,
 140                             Cache->Head().PackageCount,
 141                             _("Listing"));
 142    GetLocalitySortedVersionSet(CacheFile, bag, matcher, progress);
 143    for (LocalitySortedVersionSet::iterator V = bag.begin(); V != bag.end(); V++)
 144    {
 145       std::stringstream outs;
 146       if(_config->FindB("APT::Cmd::AllVersions", false) == true)
 147       {
 148          ListAllVersions(CacheFile, records, V.ParentPkg(), outs);
 149          output_map.insert(std::make_pair<std::string, std::string>(
 150             V.ParentPkg().Name(), outs.str()));
 151       } else {
 152          ListSingleVersion(CacheFile, records, V, outs, false);
 153          output_map.insert(std::make_pair<std::string, std::string>(
 154                            V.ParentPkg().Name(), outs.str()));
 155       }
 156    }
 157
 158    // FIXME: SORT! and make sorting flexible (alphabetic, by pkg status)
 159    // output the sorted map
 160    for (K = output_map.begin(); K != output_map.end(); K++)
 161       std::cout << (*K).second << std::endl;
 162
 163
 164    return true;
 165 }
 166