YUMPatternParser.cc

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#include <zypp/parser/yum/YUMPatternParser.h>
#include <zypp/parser/yum/YUMPrimaryParser.h>
#include <zypp/parser/LibXMLHelper.h>
#include <istream>
#include <string>
#include "zypp/parser/xml_parser_assert.h"
#include <libxml/xmlreader.h>
#include <libxml/tree.h>
#include <zypp/base/Logger.h>
#include <zypp/parser/yum/schemanames.h>

using namespace std;
namespace zypp
{
namespace parser
{
namespace yum
{

YUMPatternParser::YUMPatternParser()
{ }

YUMPatternParser::YUMPatternParser(YUMPatternData_Ptr& entry)
    : XMLNodeIterator<YUMPatternData_Ptr>(entry)
{ }


YUMPatternParser::~YUMPatternParser()
{ }


// select for which elements process() will be called
bool
YUMPatternParser::isInterested(const xmlNodePtr nodePtr)
{
  return _helper.isElement(nodePtr) && _helper.name(nodePtr) == "pattern";
}

// do the actual processing
YUMPatternData_Ptr
YUMPatternParser::process(const xmlTextReaderPtr reader)
{
  xml_assert(reader);
  YUMPatternData_Ptr dataPtr = new YUMPatternData;
  xmlNodePtr dataNode = xmlTextReaderExpand(reader);
  xml_assert(dataNode);

  // FIXME move the respective method to a common class, inherit it
  YUMPrimaryParser prim;

  for (xmlNodePtr child = dataNode->children;
       child && child != dataNode;
       child = child->next)
  {
    if (_helper.isElement(child))
    {
      string name = _helper.name(child);
      if (name == "name")
      {
        dataPtr->name = _helper.content(child);
      }
      else if (name == "summary")
      {
        dataPtr->summary.setText(_helper.content(child), Locale(_helper.attribute(child,"lang")));
      }
      else if (name == "default")
      {
        dataPtr->default_ = _helper.content(child);
      }
      else if (name == "uservisible")
      {
        dataPtr->userVisible = _helper.content(child);
      }
      else if (name == "description")
      {
        dataPtr->description.setText(_helper.content(child), Locale(_helper.attribute(child,"lang")));
      }
      else if (name == "category")
      {
#warning FIXME pattern category is translatable
        dataPtr->category.setText(_helper.content(child));
      }
      else if (name == "icon")
      {
        dataPtr->icon = _helper.content(child);
      }
      else if (name == "script")
      {
        dataPtr->script = _helper.content(child);
      }
      else if (name == "provides")
      {
        prim.parseDependencyEntries(& dataPtr->provides, child);
      }
      else if (name == "conflicts")
      {
        prim.parseDependencyEntries(& dataPtr->conflicts, child);
      }
      else if (name == "obsoletes")
      {
        prim.parseDependencyEntries(& dataPtr->obsoletes, child);
      }
      else if (name == "prerequires")
      {
        prim.parseDependencyEntries(& dataPtr->prerequires, child);
      }
      else if (name == "requires")
      {
        prim.parseDependencyEntries(& dataPtr->requires, child);
      }
      else if (name == "recommends")
      {
        prim.parseDependencyEntries(& dataPtr->recommends, child);
      }
      else if (name == "suggests")
      {
        prim.parseDependencyEntries(& dataPtr->suggests, child);
      }
      else if (name == "supplements")
      {
        prim.parseDependencyEntries(& dataPtr->supplements, child);
      }
      else if (name == "enhances")
      {
        prim.parseDependencyEntries(& dataPtr->enhances, child);
      }
      else if (name == "freshens")
      {
        prim.parseDependencyEntries(& dataPtr->freshens, child);
      }
      else
      {
        WAR << "YUM <pattern> contains the unknown element <" << name << "> "
        << _helper.positionInfo(child) << ", skipping" << endl;
      }
    }
  }
  return dataPtr;
} /* end process */


YUMPatternParser::YUMPatternParser(std::istream &is, const std::string &baseUrl, parser::ParserProgress::Ptr progress )
    : XMLNodeIterator<YUMPatternData_Ptr>(is, baseUrl,PATTERNSCHEMA, progress)
{
  fetchNext();
}

} // namespace yum
} // namespace parser
} // namespace zypp

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