1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
|
// Includes /*{{{*/
#include <config.h>
#include <apt-pkg/cachefile.h>
#include <apt-pkg/cacheset.h>
#include <apt-pkg/cmndline.h>
#include <apt-pkg/error.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/indexfile.h>
#include <apt-pkg/pkgrecords.h>
#include <apt-pkg/pkgsystem.h>
#include <apt-pkg/sourcelist.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/tagfile.h>
#include <apt-pkg/cacheiterators.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/depcache.h>
#include <apt-pkg/macros.h>
#include <apt-pkg/pkgcache.h>
#include <apt-private/private-cacheset.h>
#include <apt-private/private-output.h>
#include <apt-private/private-show.h>
#include <stdio.h>
#include <ostream>
#include <string>
#include <apti18n.h>
/*}}}*/
namespace APT {
namespace Cmd {
// DisplayRecord - Displays the complete record for the package /*{{{*/
// ---------------------------------------------------------------------
static bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V,
std::ostream &out)
{
pkgCache *Cache = CacheFile.GetPkgCache();
if (unlikely(Cache == NULL))
return false;
pkgDepCache *depCache = CacheFile.GetDepCache();
if (unlikely(depCache == 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());
// find matching sources.list metaindex
pkgSourceList *SrcList = CacheFile.GetSourceList();
pkgIndexFile *Index;
if (SrcList->FindIndex(I, Index) == false &&
_system->FindIndex(I, Index) == false)
return _error->Error("Can not find indexfile for Package %s (%s)",
V.ParentPkg().Name(), V.VerStr());
std::string source_index_file = Index->Describe(true);
// Read the record
FileFd PkgF;
if (PkgF.Open(I.FileName(), FileFd::ReadOnly, FileFd::Extension) == false)
return false;
pkgTagSection Tags;
pkgTagFile TagF(&PkgF);
if (TagF.Jump(Tags, V.FileList()->Offset) == false)
return _error->Error("Internal Error, Unable to parse a package record");
// make size nice
std::string installed_size;
if (Tags.FindI("Installed-Size") > 0)
strprintf(installed_size, "%sB", SizeToStr(Tags.FindI("Installed-Size")*1024).c_str());
else
installed_size = _("unknown");
std::string package_size;
if (Tags.FindI("Size") > 0)
strprintf(package_size, "%sB", SizeToStr(Tags.FindI("Size")).c_str());
else
package_size = _("unknown");
pkgDepCache::StateCache &state = (*depCache)[V.ParentPkg()];
bool is_installed = V.ParentPkg().CurrentVer() == V;
const char *manual_installed;
if (is_installed)
manual_installed = !(state.Flags & pkgCache::Flag::Auto) ? "yes" : "no";
else
manual_installed = "";
// FIXME: add verbose that does not do the removal of the tags?
std::vector<pkgTagSection::Tag> RW;
// delete, apt-cache show has this info and most users do not care
RW.push_back(pkgTagSection::Tag::Remove("MD5sum"));
RW.push_back(pkgTagSection::Tag::Remove("SHA1"));
RW.push_back(pkgTagSection::Tag::Remove("SHA256"));
RW.push_back(pkgTagSection::Tag::Remove("SHA512"));
RW.push_back(pkgTagSection::Tag::Remove("Filename"));
RW.push_back(pkgTagSection::Tag::Remove("Multi-Arch"));
RW.push_back(pkgTagSection::Tag::Remove("Architecture"));
RW.push_back(pkgTagSection::Tag::Remove("Conffiles"));
// we use the translated description
RW.push_back(pkgTagSection::Tag::Remove("Description"));
RW.push_back(pkgTagSection::Tag::Remove("Description-md5"));
// improve
RW.push_back(pkgTagSection::Tag::Rewrite("Installed-Size", installed_size));
RW.push_back(pkgTagSection::Tag::Remove("Size"));
RW.push_back(pkgTagSection::Tag::Rewrite("Download-Size", package_size));
// add
RW.push_back(pkgTagSection::Tag::Rewrite("APT-Manual-Installed", manual_installed));
RW.push_back(pkgTagSection::Tag::Rewrite("APT-Sources", source_index_file));
FileFd stdoutfd;
if (stdoutfd.OpenDescriptor(STDOUT_FILENO, FileFd::WriteOnly, false) == false ||
Tags.Write(stdoutfd, TFRewritePackageOrder, RW) == false || stdoutfd.Close() == false)
return _error->Error("Internal Error, Unable to parse a package record");
// write the description
pkgRecords Recs(*Cache);
// FIXME: show (optionally) all available translations(?)
pkgCache::DescIterator Desc = V.TranslatedDescription();
if (Desc.end() == false)
{
pkgRecords::Parser &P = Recs.Lookup(Desc.FileList());
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::CacheSetHelper::VerSelector const select = _config->FindB("APT::Cache::AllVersions", false) ?
APT::CacheSetHelper::ALL : APT::CacheSetHelper::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;
if (select == APT::CacheSetHelper::CANDIDATE)
{
APT::VersionList const verset_all = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::CacheSetHelper::ALL, helper);
int const records = verset_all.size() - verset.size();
if (records > 0)
_error->Notice(P_("There is %i additional record. Please use the '-a' switch to see it", "There are %i additional records. Please use the '-a' switch to see them.", records), records);
}
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 package (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
|
