libzypp: zypp/target/RequestedLocalesFile.cc Source File

libzypp 17.38.6

RequestedLocalesFile.cc
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1/*---------------------------------------------------------------------\
2| ____ _ __ __ ___ |
3| |__ / \ / / . \ . \ |
4| / / \ V /| _/ _/ |
5| / /__ | | | | | | |
6| /_____||_| |_| |_| |
7| |
8\---------------------------------------------------------------------*/
12#include <iostream>
13#include <fstream>
14
15#include <zypp-core/base/LogTools.h>
16#include <zypp-core/base/IOStream.h>
17#include <zypp-core/base/String.h>
18
19#include <zypp/PathInfo.h>
20#include <zypp/TmpPath.h>
21#include <zypp-core/Date.h>
22
23#include <zypp/target/RequestedLocalesFile.h>
24
25using std::endl;
26
28namespace zypp
29{
31 namespace target
32 {
33
34 void RequestedLocalesFile::load( const Pathname & file_r, LocaleSet & locales_r )
35 {
36 PathInfo pi( file_r );
37 if ( ! pi.isFile() )
38 {
39 WAR << "Can't read " << pi << endl;
40 return;
41 }
42 std::ifstream infile( file_r.c_str() );
43 for( iostr::EachLine in( infile ); in; in.next() )
44 {
45 std::string l( str::trim(*in) );
46 if ( ! l.empty() && l[0] != '#' )
47 {
48 locales_r.insert( Locale(l) );
49 }
50 }
51 MIL << "Read " << pi << endl;
52 }
53
54 void RequestedLocalesFile::store( const Pathname & file_r, const LocaleSet & locales_r )
55 {
56 filesystem::TmpFile tmp( filesystem::TmpFile::makeSibling( file_r ) );
57 filesystem::chmod( tmp.path(), 0644 );
58
59 std::ofstream outs( tmp.path().c_str() );
60 outs << "# zypp::RequestedLocales generated " << Date::now() << endl;
61 dumpRange( outs, locales_r.begin(), locales_r.end(), "#", "\n", "\n", "\n", "#\n" );
62 outs.close();
63
64 if ( outs.good() )
65 {
66 filesystem::rename( tmp.path(), file_r );
67 MIL << "Wrote " << PathInfo(file_r) << endl;
68 }
69 else
70 {
71 ERR << "Can't write " << PathInfo(tmp.path()) << endl;
72 }
73 }
74
75 /******************************************************************
76 **
77 ** FUNCTION NAME : operator<<
78 ** FUNCTION TYPE : std::ostream &
79 */
80 std::ostream & operator<<( std::ostream & str, const RequestedLocalesFile & obj )
81 {
82 str << obj.file() << ' ';
83 if ( obj._localesPtr )
84 str << obj.locales();
85 else
86 str << "(unloaded)";
87 return str;
88 }
89
91 } // namespace target
94} // namespace zypp
Date.h
IOStream.h
LogTools.h
MIL
#define MIL
Definition Logger.h:103
ERR
#define ERR
Definition Logger.h:105
WAR
#define WAR
Definition Logger.h:104
RequestedLocalesFile.h
String.h
zypp::Date::now
static Date now()
Return the current time.
Definition Date.h:78
zypp::Locale
'Language[_Country]' codes.
Definition Locale.h:51
zypp::filesystem::PathInfo
Wrapper class for stat/lstat.
Definition PathInfo.h:226
zypp::filesystem::PathInfo::isFile
bool isFile() const
Definition PathInfo.h:295
zypp::filesystem::Pathname
Pathname.
Definition Pathname.h:48
zypp::filesystem::Pathname::c_str
const char * c_str() const
String representation.
Definition Pathname.h:113
zypp::filesystem::TmpFile
Provide a new empty temporary file and delete it when no longer needed.
Definition TmpPath.h:118
zypp::filesystem::TmpFile::makeSibling
static TmpFile makeSibling(const Pathname &sibling_r)
Provide a new empty temporary directory as sibling.
Definition TmpPath.cc:182
zypp::filesystem::TmpPath::path
Pathname path() const
Definition TmpPath.cc:124
zypp::iostr::EachLine
Simple lineparser: Traverse each line in a file.
Definition IOStream.h:113
zypp::iostr::EachLine::next
bool next()
Advance to next line.
Definition IOStream.cc:72
zypp::target::RequestedLocalesFile::locales
const LocaleSet & locales() const
Return the loacale set.
Definition RequestedLocalesFile.h:54
zypp::target::RequestedLocalesFile::RequestedLocalesFile
RequestedLocalesFile(Pathname file_r)
Ctor taking the file to read/write.
Definition RequestedLocalesFile.h:42
zypp::target::RequestedLocalesFile::load
static void load(const Pathname &file_r, LocaleSet &locales_r)
Read LocaleSet from file_r.
Definition RequestedLocalesFile.cc:34
zypp::target::RequestedLocalesFile::store
static void store(const Pathname &file_r, const LocaleSet &locales_r)
Write LocaleSet to file_r.
Definition RequestedLocalesFile.cc:54
zypp::target::RequestedLocalesFile::_localesPtr
scoped_ptr< LocaleSet > _localesPtr
Definition RequestedLocalesFile.h:101
zypp::target::RequestedLocalesFile::file
const Pathname & file() const
Return the file path.
Definition RequestedLocalesFile.h:47
str
String related utilities and Regular expression matching.
zypp::filesystem::chmod
int chmod(const Pathname &path, mode_t mode)
Like 'chmod'.
Definition PathInfo.cc:1111
zypp::filesystem::rename
int rename(const Pathname &oldpath, const Pathname &newpath)
Like 'rename'.
Definition PathInfo.cc:761
zypp::str::trim
std::string trim(const std::string &s, const Trim trim_r)
Definition String.cc:226
zypp::target
Definition KeyRing.h:325
zypp::target::operator<<
std::ostream & operator<<(std::ostream &str, const CommitPackageCache &obj)
relates: CommitPackageCache Stream output
Definition CommitPackageCache.cc:155
zypp
Easy-to use interface to the ZYPP dependency resolver.
Definition CodePitfalls.doc:2
zypp::dumpRange
std::ostream & dumpRange(std::ostream &str, TIterator begin, TIterator end, const std::string &intro="{", const std::string &pfx="\n ", const std::string &sep="\n ", const std::string &sfx="\n", const std::string &extro="}")
Print range defined by iterators (multiline style).
Definition LogTools.h:409
zypp::LocaleSet
std::unordered_set< Locale > LocaleSet
Definition Locale.h:29
PathInfo.h
TmpPath.h