smf/inc/smfplugins/smfmusic/smfmusicsearchplugin.h
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     1 /**
       
     2  * Copyright (c) 2010 Sasken Communication Technologies Ltd. 
       
     3  * All rights reserved.
       
     4  * This component and the accompanying materials are made available 
       
     5  * under the terms of the "Eclipse Public License v1.0"
       
     6  * which accompanies  this distribution, and is available 
       
     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html"
       
     8  * 
       
     9  * Initial Contributors:
       
    10  * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution
       
    11  *
       
    12  * Contributors:
       
    13  * Manasij Roy, Nalina Hariharan
       
    14  * 
       
    15  * Description:
       
    16  * Interface specification for music search services
       
    17  *
       
    18  */
       
    19 
       
    20 
       
    21 #ifndef SMFMUSICSEARCHPLUGIN_H_
       
    22 #define SMFMUSICSEARCHPLUGIN_H_
       
    23 
       
    24 #include <smfpluginbase.h>
       
    25 #include <QList>
       
    26 #include <smfmusicfingerprint.h>
       
    27 #include <smftrackinfo.h>
       
    28 
       
    29 // Forward declaration
       
    30 class SmfPluginManagerUtil;
       
    31 
       
    32 /**
       
    33  * @ingroup smf_plugin_group
       
    34  * Interface specification for music search services. This class
       
    35  * provides basic functionality to allow applications to search for 
       
    36  * tracks, get recommented tracks etc
       
    37  *
       
    38  * All of the functionality described here should be implemented by a service
       
    39  * specific plug-in.
       
    40  */
       
    41 class SmfMusicSearchPlugin : public SmfPluginBase
       
    42 	{
       
    43 	Q_OBJECT
       
    44 public:
       
    45 	/**
       
    46 	 * Constructor with default argument
       
    47 	 * @param aUtil The SmfPluginManagerUtil instance. The plugins can 
       
    48 	 * call the method getAuthKeys() of this class, with its pluginID to 
       
    49 	 * get the OAuth keys, keys are returned only if this plugin is 
       
    50 	 * authorised by Smf franework
       
    51 	 */
       
    52 	SmfMusicSearchPlugin( SmfPluginManagerUtil *aUtil );
       
    53 	
       
    54 	/**
       
    55 	 * Destructor
       
    56 	 */
       
    57 	~SmfMusicSearchPlugin( );
       
    58 	
       
    59 	/**
       
    60 	 * Method to get recommended tracks
       
    61 	 * @param aRequest [out] The request data to be sent to network
       
    62 	 * @param aTrack The track for which similar recommendations 
       
    63 	 * need to be fetched.
       
    64 	 * @param aPageNum The page to be extracted
       
    65 	 * @param aItemsPerPage Number of items per page
       
    66 	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
       
    67 	 */
       
    68 	virtual SmfPluginError recommendations( SmfPluginRequestData &aRequest,
       
    69 			const SmfTrackInfo &aTrack,
       
    70 			const int aPageNum = SMF_FIRST_PAGE, 
       
    71 			const int aItemsPerPage = SMF_ITEMS_PER_PAGE ) = 0;
       
    72 	
       
    73 	/**
       
    74 	 * Method to get similar tracks
       
    75 	 * @param aRequest [out] The request data to be sent to network
       
    76 	 * @param aTrack The track for which similar tracks 
       
    77 	 * need to be fetched.
       
    78 	 * @param aPageNum The page to be extracted
       
    79 	 * @param aItemsPerPage Number of items per page
       
    80 	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
       
    81 	 */
       
    82 	virtual SmfPluginError tracks( SmfPluginRequestData &aRequest,
       
    83 			const SmfTrackInfo &aTrack,
       
    84 			const int aPageNum = SMF_FIRST_PAGE, 
       
    85 			const int aItemsPerPage = SMF_ITEMS_PER_PAGE ) = 0;
       
    86 	
       
    87 	/**
       
    88 	 * Method to get tracks having a similar finger print
       
    89 	 * @param aRequest [out] The request data to be sent to network
       
    90 	 * @param aSignature The finger print to be searched for need to be 
       
    91 	 * fetched.
       
    92 	 * @param aPageNum The page to be extracted
       
    93 	 * @param aItemsPerPage Number of items per page
       
    94 	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
       
    95 	 */
       
    96 	virtual SmfPluginError trackInfo( SmfPluginRequestData &aRequest,
       
    97 			const SmfMusicFingerPrint &aSignature,
       
    98 			const int aPageNum = SMF_FIRST_PAGE, 
       
    99 			const int aItemsPerPage = SMF_ITEMS_PER_PAGE ) = 0;
       
   100 	
       
   101 	/**
       
   102 	 * Method to search information about where to buy this song from
       
   103 	 * @param aRequest [out] The request data to be sent to network
       
   104 	 * @param aTrack The track for which stores need to be searched
       
   105 	 * @param aPageNum The page to be extracted
       
   106 	 * @param aItemsPerPage Number of items per page
       
   107 	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
       
   108 	 */
       
   109 	virtual SmfPluginError stores( SmfPluginRequestData &aRequest,
       
   110 			const SmfTrackInfo &aTrack,
       
   111 			const int aPageNum = SMF_FIRST_PAGE, 
       
   112 			const int aItemsPerPage = SMF_ITEMS_PER_PAGE ) = 0;
       
   113 	
       
   114 	/**
       
   115 	 * Method to post the currently playing track
       
   116 	 * @param aRequest [out] The request data to be sent to network
       
   117 	 * @param aTrack The current playing track, that should be posted
       
   118 	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
       
   119 	 */
       
   120 	virtual SmfPluginError postCurrentPlaying( 
       
   121 			SmfPluginRequestData &aRequest,
       
   122 			const SmfTrackInfo &aTrack ) = 0;
       
   123 	
       
   124 	};
       
   125 
       
   126 Q_DECLARE_INTERFACE( SmfMusicSearchPlugin, "org.symbian.smf.plugin.music.search/v1.0" );
       
   127 
       
   128 #endif /* SMFMUSICSEARCHPLUGIN_H_ */