example/flickrgalleryplugin/flickrgalleryplugin.h
changeset 17 106a4bfcb866
child 26 83d6a149c755
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/flickrgalleryplugin/flickrgalleryplugin.h	Thu Aug 05 16:46:37 2010 +0530
@@ -0,0 +1,313 @@
+/**
+ * Copyright (c) 2010 Sasken Communication Technologies Ltd.
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of the "Eclipse Public License v1.0" 
+ * which accompanies  this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html"
+ *
+ * Initial Contributors:
+ * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution
+ *
+ * Contributors:
+ * Sangeetha Prasad, Nalina Hariharan
+ * 
+ * Description:
+ * The Plugin that fetches gallery related items from the logged in user's flickr account
+ *
+ */
+
+#ifndef FLICKRGALLERYPLUGIN_H_
+#define FLICKRGALLERYPLUGIN_H_
+
+// Include files
+#include <QDateTime>
+#include <smfgalleryplugin.h>
+#include <smfcontact.h>
+
+// Forward declarations
+class FlickrProviderBase;
+class QVariant;
+
+
+/**
+ * The Plugin that fetches gallery related items from the logged 
+ * in user's flickr account
+ */
+class FlickrGalleryPlugin : public QObject, public SmfGalleryPlugin
+{
+	Q_OBJECT
+	Q_INTERFACES( SmfGalleryPlugin SmfPluginBase )
+
+public:
+	/**
+	 * Destructor
+	 */
+	virtual ~FlickrGalleryPlugin();
+	
+public: // From FlickrGalleryPlugin
+	
+	/**
+	 * Method to get a list of albums
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aNames The subject or any keywords to be used to filter albums with that name
+	 * @param aUser The user whose albums are requested
+	 * @param aPageNum The page to be extracted
+	 * @param aItemsPerPage Number of items per page
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	SmfPluginError albums( SmfPluginRequestData &aRequest, 
+			const QStringList &aNames, 
+			const SmfContact *aUser, 
+			const int aPageNum = SMF_FIRST_PAGE,
+			const int aItemsPerPage = SMF_ITEMS_PER_PAGE );
+	
+	/**
+	 * Method to get a list of pictures
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aAlbums The album(s) whose pictures are being requested
+	 * @param aPageNum The page to be extracted
+	 * @param aItemsPerPage Number of items per page
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	SmfPluginError pictures( SmfPluginRequestData &aRequest, 
+			const SmfPictureAlbumList &aAlbums, 
+			const int aPageNum = SMF_FIRST_PAGE, 
+			const int aItemsPerPage = SMF_ITEMS_PER_PAGE );
+	
+	 /**
+	 * Method to get a description
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aImage The image abot which the description is required
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	SmfPluginError description( SmfPluginRequestData &aRequest,
+			const SmfPicture &aImage );
+		 
+	/**
+	 * Method to upload a picture
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aImage The image to be uploaded
+	 * @param aAlbum the optional destination album name
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	SmfPluginError upload( SmfPluginRequestData &aRequest,
+			const SmfPicture &aImage,
+			const SmfPictureAlbum* aAlbum = NULL );
+	
+			
+	/**
+	 * Method to upload a list of pictures
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aImages The list of images to be uploaded
+	 * @param aAlbum the optional destination album name
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	SmfPluginError upload( SmfPluginRequestData &aRequest,
+			const QList<SmfPicture> &aImages, 
+			const SmfPictureAlbum* aAlbum = NULL );
+	
+  /**
+	* Method to post comment on a picture is available
+	* @param aRequest [out] The request data to be sent to network
+	* @param aImage The image on which comment is to be posted
+	* @param aComment The comment to be posted
+	* @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	*/
+	SmfPluginError postComment( SmfPluginRequestData &aRequest,
+			 const SmfPicture &aImage, 
+			 const SmfComment &aComment );
+	
+	
+	/**
+	 * Customised method for SMFGalleryPlugin interface
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aOperation The operation type (should be known between 
+	 * the client interface and the plugin)
+	 * @param aData The data required to form the request (The type 
+	 * of data should be known between client and the plugin)
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	SmfPluginError customRequest( SmfPluginRequestData &aRequest, 
+			const int &aOperation, 
+			QByteArray *aData );
+	
+public: // From SmfPluginBase
+	/**
+	 * The first method to be called in the plugin that implements this interface.
+	 * If this method is not called, plugin may not behave as expected.
+	 */
+	void initialize( );
+	
+	/**
+	 * Method to get the provider information
+	 * @return Instance of SmfProviderBase
+	 */
+	SmfProviderBase* getProviderInfo( );
+	
+	/**
+	 * Method to get the result for a network request.
+	 * @param aOperation The type of operation to be requested
+	 * @param aTransportResult The result of transport operation
+	 * @param aResponse The QByteArray instance containing the network response.
+	 * The plugins should delete this instance once they have read the 
+	 * data from it.
+	 * @param aResult [out] An output parameter to the plugin manager.If the 
+	 * return value is SmfSendRequestAgain, QVariant will be of type 
+	 * SmfPluginRequestData.
+	 * For SmfGalleryPlugin: If last operation was albums, aResult will be of 
+	 * type QList<SmfPictureAlbum>. If the last operation was pictures(), aResult 
+	 * will be of type QList<SmfPicture>. If last operation was description(), 
+	 * aResult will be of type QString. If last operation was upload() or 
+	 * postComment(), aResult will be of type bool.
+	 * @param aRetType [out] SmfPluginRetType
+	 * @param aPageResult [out] The SmfResultPage structure variable
+	 */
+	SmfPluginError responseAvailable( 
+			const SmfRequestTypeID aOperation,
+			const SmfTransportResult &aTransportResult, 
+			QByteArray *aResponse, 
+			QVariant* aResult, 
+			SmfPluginRetType &aRetType,
+			SmfResultPage &aPageResult );
+	
+	/**
+	 * Method to construct individual fields for photo upload
+	 * @param aName The name argument
+	 * @param aContent The content of this field
+	 * @param aBoundary The boundary string (need to be unique in the payload data)
+	 * @param aFilename The filename if for photo field 
+	 * @return The field data constructed by this method
+	 */
+	QByteArray constructField( const QString &aName, 
+			const QString &aContent, 
+			const QByteArray &aBoundary, 
+			const QString &aFilename = QString() );
+    
+private:
+	/**
+	 * Method called by plugins to generate a signature string from a base string
+	 * @param aBaseString The base string
+	 * @return The md5 hash of the base string
+	 */
+	QString generateSignature( const QString aBaseString );
+    
+	/**
+	 * Method to interpret the key sets obtained from credential manager 
+	 * @param aApiKey [out] The api key
+	 * @param aApiSecret [out] The api secret
+	 * @param aAuthToken [out] The auth token provided by Flickr
+	 */
+	void fetchKeys(	QString &aApiKey, 
+			QString &aApiSecret, 
+			QString &aAuthToken );
+
+private:
+	FlickrProviderBase *m_provider;
+	
+	};
+
+/**
+ * The Plugin class that implements SmfProviderBase for this flickr plugin
+ */
+class FlickrProviderBase : public QObject, public SmfProviderBase
+	{
+	Q_OBJECT
+	Q_INTERFACES( SmfProviderBase )
+
+public:
+	virtual ~FlickrProviderBase( );
+
+	/**
+	 * Method to get the Localisable name of the service.
+	 * @return The Localisable name of the service.
+	 */
+	QString serviceName( ) const;
+	
+	/**
+	 * Method to get the Logo of the service
+	 * @return The Logo of the service
+	 */
+	QImage serviceIcon( ) const;
+	
+	/**
+	 * Method to get the Readable service description
+	 * @return The Readable service description
+	 */
+	QString description( ) const;
+	
+	/**
+	 * Method to get the Website of the service
+	 * @return The Website of the service
+	 */
+	QUrl serviceUrl( ) const;
+	
+	/**
+	 * Method to get the URL of the Application providing this service
+	 * @return The URL of the Application providing this service
+	 */
+	QUrl applicationUrl( ) const;
+	
+	/**
+	 * Method to get the Icon of the application
+	 * @return The Icon of the application
+	 */
+	QImage applicationIcon( ) const;
+	
+	/**
+	* Method to get the list of interfaces that this provider support
+	* @return List of supported Interafces
+	*/
+	QList<QString> supportedInterfaces( ) const;
+	
+	/**
+	* Method to get the list of languages supported by this service provider
+	* @return a QStringList of languages supported by this service 
+	* provider in 2 letter ISO 639-1 format.
+	*/
+	QStringList supportedLanguages( ) const;
+	
+	/**
+	 * Method to get the Plugin specific ID
+	 * @return The Plugin specific ID
+	 */
+	QString pluginId( ) const;
+	
+	/**
+	 * Method to get the ID of the authentication application 
+	 * for this service
+	 * @param aProgram The authentication application name
+	 * @param aArguments List of arguments required for authentication app
+	 * @param aMode Strting mode for authentication application
+	 * @return The ID of the authentication application 
+	 */
+	QString authenticationApp( QString &aProgram, QStringList & aArguments, 
+			QIODevice::OpenModeFlag aMode = QIODevice::ReadWrite ) const;
+	
+	/**
+	 * Method to get the unique registration ID provided by the 
+	 * Smf for authorised plugins
+	 * @return The unique registration ID/token provided by the Smf for 
+	 * authorised plugins
+	 */
+	QString smfRegistrationId( ) const;
+	
+private:
+	friend class FlickrGalleryPlugin;
+	void initialize();
+	QString m_serviceName;
+	QImage m_serviceIcon;
+	QString m_description;
+	QUrl m_serviceUrl;
+	QUrl m_applicationUrl;
+	QImage m_applicationIcon;
+	QString m_pluginId;
+	QString m_authAppId;
+	QString m_smfRegToken;
+	QList<QString> m_supportedInterfaces;
+	QStringList m_supportedLangs;
+	QDateTime m_validity;
+	};
+
+
+#endif /* FLICKRGALLERYPLUGIN_H_ */