ModificationsDB.h

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// $Maintainer: Timo Sachsenberg $
// $Authors: Andreas Bertsch $
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#pragma once
 
#include "OpenMS/CHEMISTRY/AASequence.h"
#include <OpenMS/DATASTRUCTURES/String.h>
#include <OpenMS/CHEMISTRY/ResidueModification.h>
 
#include <set>
#include <memory>  // unique_ptr
#include <unordered_map>
 
namespace OpenMS
{
  // forward declarations
  class ResidueModification;
  class Residue;
 
  class OPENMS_DLLAPI ModificationsDB
  {
public:
 
    static ModificationsDB* getInstance();
 
    static ModificationsDB* initializeModificationsDB(OpenMS::String unimod_file = "CHEMISTRY/unimod.xml", OpenMS::String psimod_file = "CHEMISTRY/PSI-MOD.obo", OpenMS::String xlmod_file = "CHEMISTRY/XLMOD.obo");
 
    static bool isInstantiated();
 
    friend class CrossLinksDB;
    // for access to addNewModification_ (without checking presence)
    friend class Residue;
    friend class AASequence;
 
    Size getNumberOfModifications() const;
 
    const ResidueModification* getModification(Size index) const;
 
    void searchModifications(std::set<const ResidueModification*>& mods,
                             const String& mod_name,
                             const String& residue = "",
                             ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY) const;
 
   const ResidueModification* searchModification(const ResidueModification& mod_in) const;
 
    const ResidueModification* searchModificationsFast(const String& mod_name,
                                                       bool& multiple_matches,
                                                       const String& residue = "",
                                                       ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY) const;
 
    const ResidueModification* getModification(const String& mod_name, const String& residue = "", ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY) const;
 
    bool has(const String& modification) const;
 
    const ResidueModification* addModification(std::unique_ptr<ResidueModification> new_mod);
 
    const ResidueModification* addModification(const ResidueModification& new_mod);
 
    Size findModificationIndex(const String& mod_name) const;
 
    void searchModificationsByDiffMonoMass(std::vector<String>& mods, double mass, double max_error, const String& residue = "", ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY);
    void searchModificationsByDiffMonoMass(std::vector<const ResidueModification*>& mods, double mass, double max_error, const String& residue = "", ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY);
 
    void searchModificationsByDiffMonoMassSorted(std::vector<String>& mods, double mass, double max_error, const String& residue = "", ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY);
    void searchModificationsByDiffMonoMassSorted(std::vector<const ResidueModification*>& mods, double mass, double max_error, const String& residue = "", ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY);
 
 
    const ResidueModification* getBestModificationByDiffMonoMass(double mass, double max_error, const String& residue = "", ResidueModification::TermSpecificity term_spec = ResidueModification::NUMBER_OF_TERM_SPECIFICITY);
 
    void getAllSearchModifications(std::vector<String>& modifications) const;
 
    void writeTSV(const String& filename);
 
  protected:
 
    static bool is_instantiated_;
 
    std::vector<ResidueModification*> mods_;
 
    std::unordered_map<String, std::set<const ResidueModification*> > modification_names_;
 
    bool residuesMatch_(const char residue, const ResidueModification* curr_mod) const;
 
private:
 
    explicit ModificationsDB(OpenMS::String unimod_file = "CHEMISTRY/unimod.xml", OpenMS::String psimod_file = "CHEMISTRY/PSI-MOD.obo", OpenMS::String xlmod_file = "CHEMISTRY/XLMOD.obo");
 
    ModificationsDB(const ModificationsDB& residue_db);
 
    virtual ~ModificationsDB();
 
    ModificationsDB & operator=(const ModificationsDB& aa);
 
    const ResidueModification* addNewModification_(const ResidueModification& new_mod);
 
    void readFromOBOFile(const String& filename);
 
    void readFromUnimodXMLFile(const String& filename);
  };
}