PublicKey.h

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#ifndef ZYPP_PUBLICKEY_H
#define ZYPP_PUBLICKEY_H
 
#include <iosfwd>
#include <map>
#include <list>
#include <set>
#include <string>
 
#include <zypp/base/Iterable.h>
#include <zypp/base/PtrTypes.h>
#include <zypp/base/Exception.h>
#include <zypp/base/DrunkenBishop.h>
#include <zypp/Pathname.h>
#include <zypp/Edition.h>
#include <zypp/Date.h>
 
struct _gpgme_key;
struct _gpgme_subkey;
 
namespace zypp
{ 
 
  namespace filesystem
  {
    class TmpFile;
  }
  class PublicKeyData;
  class KeyManagerCtx;
 
  class BadKeyException : public Exception
  {
    public:
      BadKeyException()
      : Exception( "Bad Key Exception" )
      {}
 
      Pathname keyFile() const
      { return _keyfile; }
 
      BadKeyException( const std::string & msg_r, const Pathname &keyfile = Pathname() )
      : Exception( msg_r ), _keyfile(keyfile)
      {}
      virtual ~BadKeyException() throw() {};
    private:
      Pathname _keyfile;
  };
 
  class PublicSubkeyData
  {
  public:
    PublicSubkeyData();
 
    ~PublicSubkeyData();
 
    explicit operator bool() const;
 
  public:
    std::string id() const;
 
    Date created() const;
 
    Date expires() const;
 
    bool expired() const;
 
    int daysToLive() const;
 
    std::string asString() const;
 
  private:
    struct Impl;
    RWCOW_pointer<Impl> _pimpl;
    friend class PublicKeyData;
    friend std::ostream & dumpOn( std::ostream & str, const PublicKeyData & obj );
    PublicSubkeyData(const _gpgme_subkey *rawSubKeyData);
  };
 
  inline std::ostream & operator<<( std::ostream & str, const PublicSubkeyData & obj )
  { return str << obj.asString(); }
 
  class PublicKeyData
  {
  public:
    PublicKeyData();
 
    ~PublicKeyData();
 
    explicit operator bool() const;
 
  public:
    std::string id() const;
 
    std::string name() const;
 
    std::string fingerprint() const;
 
    std::string algoName() const;
 
    Date created() const;
 
    Date expires() const;
 
    bool expired() const;
 
    int daysToLive() const;
 
    std::string expiresAsString() const;
 
    std::string gpgPubkeyVersion() const;
 
    std::string gpgPubkeyRelease() const;
 
    std::string rpmName () const;
 
    Edition gpgPubkeyEdition() const
    { return Edition( gpgPubkeyVersion(), gpgPubkeyRelease() ); }
 
    std::string asString() const;
 
  public:
    typedef const PublicSubkeyData * SubkeyIterator;
 
    bool hasSubkeys() const;
 
    Iterable<SubkeyIterator> subkeys() const;
 
    bool providesKey( const std::string & id_r ) const;
 
    static bool isSafeKeyId( const std::string & id_r )
    { return id_r.size() >= 16; }
 
  public:
    typedef base::DrunkenBishop AsciiArt;
 
    AsciiArt asciiArt() const;
 
  private:
    struct Impl;
    RWCOW_pointer<Impl> _pimpl;
 
    friend class KeyManagerCtx;
    static PublicKeyData fromGpgmeKey(_gpgme_key *data);
 
    PublicKeyData(shared_ptr<Impl> data);
    friend std::ostream & dumpOn( std::ostream & str, const PublicKeyData & obj );
  };
 
  inline std::ostream & operator<<( std::ostream & str, const PublicKeyData & obj )
  { return str << obj.asString(); }
 
  std::ostream & dumpOn( std::ostream & str, const PublicKeyData & obj );
 
  bool operator==( const PublicKeyData & lhs, const PublicKeyData & rhs );
 
  inline bool operator!=( const PublicKeyData & lhs, const PublicKeyData & rhs )
  { return !( lhs == rhs ); }
 
  class PublicKey
  {
  public:
    struct Impl;
 
  public:
    PublicKey();
 
    explicit PublicKey( const Pathname & keyFile_r );
 
    explicit PublicKey( const filesystem::TmpFile & sharedFile_r );
 
    ~PublicKey();
 
    static PublicKey noThrow( const Pathname & keyFile_r );
 
  public:
    const PublicKeyData & keyData() const;
 
    typedef PublicKeyData::SubkeyIterator SubkeyIterator;
 
    bool isValid() const
    { return ! ( id().empty() || fingerprint().empty() ); }
 
    std::string id() const;                     
    std::string name() const;                   
    std::string fingerprint() const;            
    std::string algoName() const;               
    Date created() const;                       
    Date expires() const;                       
    std::string expiresAsString() const;        
    bool expired() const;                       
    int daysToLive() const;                     
    std::string gpgPubkeyVersion() const;       
    std::string gpgPubkeyRelease() const;       
    std::string asString() const;               
    std::string rpmName () const;
 
    Edition gpgPubkeyEdition() const            
    { return keyData().gpgPubkeyEdition(); }
 
    bool hasSubkeys() const                     
    { return keyData().hasSubkeys(); }
 
    Iterable<SubkeyIterator> subkeys() const    
    { return keyData().subkeys(); }
 
    bool providesKey( const std::string & id_r ) const  
    { return keyData().providesKey( id_r ); }
 
    static bool isSafeKeyId( const std::string & id_r ) 
    { return PublicKeyData::isSafeKeyId(id_r); }
 
  public:
    typedef PublicKeyData::AsciiArt AsciiArt;   
 
    AsciiArt asciiArt() const                   
    { return keyData().asciiArt(); }
 
  public:
    Pathname path() const;
 
    const std::list<PublicKeyData> & hiddenKeys() const;
 
    bool fileProvidesKey( const std::string & id_r ) const;
 
  public:
    bool operator==( const PublicKey & rhs ) const;
    bool operator!=( const PublicKey & rhs ) const
    { return not operator==( rhs ); }
    bool operator==( const std::string & sid ) const;
    bool operator!=( const std::string & sid ) const
    { return not operator==( sid ); }
 
  private:
    friend class KeyRing;
    PublicKey( const filesystem::TmpFile & sharedFile_r, const PublicKeyData & keyData_r );
    explicit PublicKey( const PublicKeyData & keyData_r );
 
  private:
    RWCOW_pointer<Impl> _pimpl;
  };
 
  inline std::ostream & operator<<( std::ostream & str, const PublicKey & obj )
  { return str << obj.asString(); }
 
  std::ostream & dumpOn( std::ostream & str, const PublicKey & obj );
 
} // namespace zypp
#endif // ZYPP_PUBLICKEY_H