qgsabstractmetadatabase.h

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/***************************************************************************
                             QgsAbstractMetadataBase.h
                             -------------------
    begin                : March 2018
    copyright            : (C) 2018 by Nyall Dawson
    email                : nyall dot dawson at gmail dot com
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSABSTRACTMETADATABASE_H
#define QGSABSTRACTMETADATABASE_H
 
#include "qgis_sip.h"
#include "qgis_core.h"
#include <QMap>
#include <QString>
#include <QMetaType>
 
class QDomElement;
class QDomDocument;
 
class CORE_EXPORT QgsAbstractMetadataBase
{
 
#ifdef SIP_RUN
    SIP_CONVERT_TO_SUBCLASS_CODE
    if ( dynamic_cast< QgsLayerMetadata * >( sipCpp ) != NULL )
      sipType = sipType_QgsLayerMetadata;
    else if ( dynamic_cast< QgsProjectMetadata * >( sipCpp ) != NULL )
      sipType = sipType_QgsProjectMetadata;
    else
      sipType = NULL;
    SIP_END
#endif
 
  public:
 
    // NOTE - these really belong in a separate namespace, but SIP says no, I want to make you waste more time
    // TODO: dump sip
 
    typedef QMap< QString, QStringList > KeywordMap;
 
    struct CORE_EXPORT Address
    {
 
      Address( const QString &type = QString(), const QString &address = QString(), const QString &city = QString(), const QString &administrativeArea = QString(), const QString &postalCode = QString(), const QString &country = QString() )
        : type( type )
        , address( address )
        , city( city )
        , administrativeArea( administrativeArea )
        , postalCode( postalCode )
        , country( country )
      {}
 
      QString type;
 
      QString address;
 
      QString city;
 
      QString administrativeArea;
 
      QString postalCode;
 
      QString country;
 
      // TODO c++20 - replace with = default
      bool operator==( const QgsAbstractMetadataBase::Address &other ) const;
    };
 
    struct CORE_EXPORT Contact
    {
 
      Contact( const QString &name = QString() )
        : name( name )
      {}
 
      QString name;
 
      QString organization;
 
      QString position;
 
      QList< QgsAbstractMetadataBase::Address > addresses;
 
      QString voice;
 
      QString fax;
 
      QString email;
 
      QString role;
 
      // TODO c++20 - replace with = default
      bool operator==( const QgsAbstractMetadataBase::Contact &other ) const;
    };
 
    typedef QList< QgsAbstractMetadataBase::Contact > ContactList;
 
 
    struct CORE_EXPORT Link
    {
 
      Link( const QString &name = QString(), const QString &type = QString(), const QString &url = QString() )
        : name( name )
        , type( type )
        , url( url )
      {}
 
      QString name;
 
      QString type;
 
      QString description;
 
      QString url;
 
      QString format;
 
      QString mimeType;
 
      QString size;
 
      // TODO c++20 - replace with = default
      bool operator==( const QgsAbstractMetadataBase::Link &other ) const;
    };
 
    typedef QList< QgsAbstractMetadataBase::Link > LinkList;
 
    virtual ~QgsAbstractMetadataBase() = default;
 
    virtual QgsAbstractMetadataBase *clone() const = 0 SIP_FACTORY;
 
    QString identifier() const;
 
    void setIdentifier( const QString &identifier );
 
    QString parentIdentifier() const;
 
    void setParentIdentifier( const QString &parentIdentifier );
 
    QString language() const;
 
    void setLanguage( const QString &language );
 
    QString type() const;
 
    void setType( const QString &type );
 
    QString title() const;
 
    void setTitle( const QString &title );
 
    QString abstract() const;
 
    void setAbstract( const QString &abstract );
 
    QStringList history() const;
 
    void setHistory( const QStringList &history );
 
    void addHistoryItem( const QString &text );
 
    QgsAbstractMetadataBase::KeywordMap keywords() const;
 
    void setKeywords( const QgsAbstractMetadataBase::KeywordMap &keywords );
 
    void addKeywords( const QString &vocabulary, const QStringList &keywords );
 
    bool removeKeywords( const QString &vocabulary );
 
    QStringList keywordVocabularies() const;
 
    QStringList keywords( const QString &vocabulary ) const;
 
    QStringList categories() const;
 
    void setCategories( const QStringList &categories );
 
    QgsAbstractMetadataBase::ContactList contacts() const;
 
    void setContacts( const QgsAbstractMetadataBase::ContactList &contacts );
 
    void addContact( const QgsAbstractMetadataBase::Contact &contact );
 
    QgsAbstractMetadataBase::LinkList links() const;
 
    void setLinks( const QgsAbstractMetadataBase::LinkList &links );
 
    void addLink( const QgsAbstractMetadataBase::Link &link );
 
    virtual bool readMetadataXml( const QDomElement &metadataElement );
 
    virtual bool writeMetadataXml( QDomElement &metadataElement, QDomDocument &document ) const;
 
    virtual void combine( const QgsAbstractMetadataBase *other );
 
  protected:
 
    QgsAbstractMetadataBase() = default;
 
    /*
     * IMPORTANT!!!!!!
     *
     * Do NOT add anything to this class without also updating the schema
     * definition located at resources/qgis-resource-metadata.xsd
     *
     */
 
    QString mIdentifier;
    QString mParentIdentifier;
    QString mLanguage;
    QString mType;
    QString mTitle;
    QString mAbstract;
    QStringList mHistory;
 
    // IMPORTANT - look up before adding anything here!!
 
    QgsAbstractMetadataBase::KeywordMap mKeywords;
 
    QgsAbstractMetadataBase::ContactList mContacts;
 
    QgsAbstractMetadataBase::LinkList mLinks;
 
    /*
     * IMPORTANT!!!!!!
     *
     * Do NOT add anything to this class without also updating the schema
     * definition located at resources/qgis-resource-metadata.xsd
     *
     */
 
 
    bool equals( const QgsAbstractMetadataBase &other ) const;
 
};
 
Q_DECLARE_METATYPE( QgsAbstractMetadataBase::KeywordMap )
Q_DECLARE_METATYPE( QgsAbstractMetadataBase::ContactList )
Q_DECLARE_METATYPE( QgsAbstractMetadataBase::LinkList )
 
#endif // QGSABSTRACTMETADATABASE_H