zypp/parser/yum/RepomdFileReader.cc

   1 /*---------------------------------------------------------------------\
   2 |                          ____ _   __ __ ___                          |
   3 |                         |__  / \ / / . \ . \                         |
   4 |                           / / \ V /|  _/  _/                         |
   5 |                          / /__ | | | | | |                           |
   6 |                         /_____||_| |_| |_|                           |
   7 |                                                                      |
   8 \---------------------------------------------------------------------*/
   9
  10 #include <fstream>
  11 #include "zypp/base/String.h"
  12 #include "zypp/base/Logger.h"
  13 #include "zypp/parser/yum/RepomdFileReader.h"
  14
  15
  16 using namespace std;
  17 using namespace zypp::xml;
  18 using zypp::source::yum::YUMResourceType;
  19
  20 namespace zypp { namespace parser { namespace yum {
  21
  22 RepomdFileReader::RepomdFileReader( const Pathname &repomd_file, ProcessResource callback )
  23     : _tag(tag_NONE), _type(YUMResourceType::NONE_e), _callback(callback)
  24 {
  25   Reader reader( repomd_file );
  26   MIL << "Reading " << repomd_file << endl;
  27   reader.foreachNode( bind( &RepomdFileReader::consumeNode, this, _1 ) );
  28 }
  29
  30 bool RepomdFileReader::consumeNode( Reader & reader_r )
  31 {
  32   //MIL << reader_r->name() << endl;
  33   std::string data_type;
  34   if ( reader_r->nodeType() == XML_READER_TYPE_ELEMENT )
  35   {
  36     if ( reader_r->name() == "repomd" )
  37     {
  38       _tag = tag_Repomd;
  39       return true;
  40     }
  41     if ( reader_r->name() == "data" )
  42     {
  43       _tag = tag_Data;
  44       _type = YUMResourceType(reader_r->getAttribute("type").asString());
  45       return true;
  46     }
  47     if ( reader_r->name() == "location" )
  48     {
  49       _tag = tag_Location;
  50       _location.filename( reader_r->getAttribute("href").asString() );
  51       return true;
  52     }
  53     if ( reader_r->name() == "checksum" )
  54     {
  55       _tag = tag_CheckSum;
  56       string checksum_type = reader_r->getAttribute("type").asString() ;
  57       string checksum_vaue = reader_r.nodeText().asString();
  58       _location.checksum( CheckSum( checksum_type, checksum_vaue ) );
  59       return true;
  60     }
  61     if ( reader_r->name() == "timestamp" )
  62     {
  63       // ignore it
  64       return true;
  65     }
  66   }
  67   else if ( reader_r->nodeType() == XML_READER_TYPE_END_ELEMENT )
  68   {
  69     //MIL << "end element" << endl;
  70     if ( reader_r->name() == "data" )
  71       _callback( _location, _type );
  72     return true;
  73   }
  74   return true;
  75 }
  76
  77 } } } //ns zypp::source::yum
  78