HttpXmlDocument.h

#ifndef ots_HttpXmlDocument_h
#define ots_HttpXmlDocument_h
 
#include "otsdaq/XmlUtilities/XmlDocument.h"
 
#include <stdexcept>
#include <vector>
#include <xercesc/dom/DOMElement.hpp>
#include <xercesc/parsers/XercesDOMParser.hpp>
 
namespace ots
{
// clang-format off
class HttpXmlDocument : public XmlDocument
{
  public:
                                HttpXmlDocument        (std::string cookieCode = "", std::string displayName = "");
                                HttpXmlDocument        (const HttpXmlDocument& doc);
                                HttpXmlDocument& operator= (const HttpXmlDocument& doc);
                                ~HttpXmlDocument       (void);
 
    void                        setHeader                       (std::string  cookieCode = "", std::string displayName = "");
    xercesc::DOMElement*        getRootDataElement              (void ) { return dataElement_; }
    xercesc::DOMElement*        addTextElementToData            (const std::string          & field                 ,   const std::string                       & value = ""        );
    template<class T>
    xercesc::DOMElement*        addNumberElementToData          (const std::string          & field                 ,   const T                                 & value             ) { return addTextElementToData(field,std::to_string(value)); }
    xercesc::DOMElement*        addBinaryStringToData           (const std::string          & field                 ,   const std::string                       & binary            );
    template<class T>
    xercesc::DOMElement*        addNumberElementToParent        (const std::string          & field                 ,   const T                                 & value, xercesc::DOMElement* parent) { return addTextElementToParent(field,std::to_string(value),parent); }
    void                        copyDataChildren                (      HttpXmlDocument      & document             );   
    std::string                 getMatchingValue                (const std::string          & field                 ,   const unsigned int                        occurance = 0     );
    void                        getAllMatchingValues            (const std::string          & field                 ,         std::vector<std::string>          & retVec);  
    xercesc::DOMElement*        getMatchingElement              (const std::string          & field                 ,   const unsigned int                        occurance = 0     );
    xercesc::DOMElement*        getMatchingElementInSubtree     (      xercesc::DOMElement  * currEl                ,   const std::string                       & field,                const unsigned int                      occurance = 0           );
    void                        getAllMatchingElements          (const std::string          & field                 ,         std::vector<xercesc::DOMElement*> & retVec            );
    void                        outputXmlDocument               (      std::ostringstream   * out                   ,         bool                                dispStdOut = false,         bool                              allowWhiteSpace = false );
    bool                        loadXmlDocument                 (const std::string          & filePath             );
    unsigned int                getChildrenCount                (      xercesc::DOMElement  * parent         = 0   );
    void                        removeDataElement               (      unsigned int           dataChildIndex = 0   );  
 
    std::stringstream           dataSs_        ; /* use for large xml response construction */
  private:
    void                        recursiveAddElementToParent     (      xercesc::DOMElement  * child                 ,   xercesc::DOMElement                     * parent            ,         bool                                html = false          );
    void                        recursiveFindAllElements        (      xercesc::DOMElement  * currEl                ,   const std::string                       & field             ,         std::vector<std::string>          * retVec                );
    void                        recursiveFindAllElements        (      xercesc::DOMElement  * currEl                ,   const std::string                       & field             ,         std::vector<xercesc::DOMElement*> * retVec                );
    void                        recursiveOutputXmlDocument      (      xercesc::DOMElement  * currEl                ,   std::ostringstream                      * out               ,         bool                                dispStdOut = false    ,   std::string   tabStr = ""    , bool allowWhiteSpace = false);
    void                        recursiveFixTextFields          (      xercesc::DOMElement  * currEl                );
    std::string                 recursiveFindElementValue       (      xercesc::DOMElement  * currEl                ,   const std::string                       & field             ,   const unsigned int                        occurance             ,   unsigned int  & count        );
    xercesc::DOMElement*        recursiveFindElement            (      xercesc::DOMElement  * currEl                ,   const std::string                       & field             ,   const unsigned int                        occurance             ,   unsigned int  & count        );
 
    xercesc::DOMElement*        headerElement_     ;
    xercesc::DOMElement*        dataElement_       ;
 
    const std::string           headerTagName_     ;
    const std::string           dataTagName_       ;
    const std::string           cookieCodeTagName_ ;
    const std::string           displayNameTagName_;
};
// clang-format on
}  // namespace ots
 
#endif  // ots_HttpXmlDocument_h