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1 /* |
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2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Class for containing and obtaining music track-specific data |
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15 * from media server |
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16 * |
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17 */ |
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18 |
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19 |
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20 |
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21 |
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22 |
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23 |
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24 // INCLUDES |
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25 #include <mpxmediaaudiodefs.h> |
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26 #include <mpxmediamusicdefs.h> |
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27 #include <mpxmediageneraldefs.h> |
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28 #include <mpxmedia.h> |
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29 #include <mpxattribute.h> |
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30 #include <mpxplaybackpluginobserver.h> |
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31 #include <mpxmessagegeneraldefs.h> // for messaging |
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32 #include <mpxplaybackmessagedefs.h> // for messaging |
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33 |
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34 #include <escapeutils.h> // for unicode conversion |
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35 |
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36 #include <upnpitem.h> |
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37 #include <upnpobject.h> |
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38 #include "upnpitemutility.h" // for FindElementByName & ResourceFromItemL |
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39 #include "upnpfileutility.h" // for IsFileProtectedL |
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40 #include "upnpconstantdefs.h" // browse filtering and item element names |
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41 #include <upnpdlnaprotocolinfo.h> // for resolving object mimetype |
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42 #include "upnpavcontroller.h" |
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43 #include "upnpavbrowsingsession.h" |
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44 #include "upnpavdevice.h" |
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45 #include "upnpavdevicelist.h" |
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46 |
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47 #include "upnpitemresolverobserver.h" // MUPnPItemResolverObserver |
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48 #include "upnpitemresolverfactory.h" // factory class |
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49 #include "upnpitemresolver.h" // MUPnPItemResolver |
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50 |
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51 #include "upnptrackobserver.h" |
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52 #include "upnptrack.h" |
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53 |
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54 _LIT( KComponentLogfile, "musicplugins.txt"); |
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55 #include "upnplog.h" |
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56 |
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57 // CONSTANTS |
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58 _LIT16( KUPnPPrefix, "upnp:" ); // Prefix for separate local/remote song |
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59 const TInt KUPnPPrefixLength = 5; |
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60 const TInt KCharCodeColon = 58; |
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61 const TInt KCharCodeSeparate = 42; |
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62 const TInt InitialTrackDuration = 1; |
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63 _LIT( KTimeFormatYearOnly, "%F%Y" ); |
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64 |
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65 // ======== MEMBER FUNCTIONS ======== |
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66 |
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67 // -------------------------------------------------------------------------- |
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68 // CUPnPTrack::NewL |
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69 // 1st phase constructor. |
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70 // -------------------------------------------------------------------------- |
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71 // |
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72 CUPnPTrack* CUPnPTrack::NewL( MUPnPAVController& aAvController ) |
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73 { |
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74 __LOG( "CUPnPTrack::NewL" ); |
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75 CUPnPTrack* self = new( ELeave ) CUPnPTrack( aAvController ); |
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76 return self; |
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77 } |
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78 |
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79 // -------------------------------------------------------------------------- |
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80 // CUPnPTrack::Delete |
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81 // deletor |
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82 // -------------------------------------------------------------------------- |
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83 // |
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84 void CUPnPTrack::Delete() |
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85 { |
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86 __LOG1( "CUPnPTrack::Delete, state=%d", iState ); |
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87 if ( iState == EStateResolving ) |
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88 { |
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89 // asynchronous delete - will be deleted after |
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90 // asynchronous operation is complete. This is because the |
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91 // S60 command can not be cancelled |
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92 iState = EStateSelfDestruct; |
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93 } |
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94 else |
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95 { |
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96 delete this; |
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97 } |
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98 } |
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99 |
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100 // -------------------------------------------------------------------------- |
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101 // CUPnPTrack::CUPnPTrack |
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102 // Default constructor. |
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103 // -------------------------------------------------------------------------- |
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104 // |
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105 CUPnPTrack::CUPnPTrack( MUPnPAVController& aAvController ) |
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106 : iAvController( aAvController ) |
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107 , iQueriedAttributes() |
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108 { |
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109 iBrowsingSession = NULL; |
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110 iOriginalURI = NULL; |
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111 iMediaServer = NULL; |
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112 iObjectId = NULL; |
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113 iTrackObserver = NULL; |
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114 // Use initial duration value (1). It will guarantee that in |
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115 // case were remote device does not support duration query and playback |
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116 // is unpaused, SetPosition is called with real value even |
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117 // if remote player does not return real value for getposition |
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118 // call. Note that SetPosition(0) is used when user really wants |
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119 // to move to track beginning. |
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120 iTrackDuration = InitialTrackDuration; |
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121 iIsItemSolved = EFalse; |
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122 iState = EStateIdle; |
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123 } |
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124 |
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125 // -------------------------------------------------------------------------- |
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126 // CUPnPTrack::~CUPnPTrack |
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127 // destructor. |
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128 // -------------------------------------------------------------------------- |
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129 // |
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130 CUPnPTrack::~CUPnPTrack() |
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131 { |
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132 __LOG( "CUPnPTrack::~CUPnPTrack()" ); |
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133 StopBrowsingSession(); |
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134 |
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135 // Free memory of owned members |
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136 delete iOriginalURI; |
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137 delete iMediaServer; |
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138 delete iObjectId; |
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139 delete iItemResolver; |
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140 iItemResolver = 0; |
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141 __LOG( "CUPnPTrack::~CUPnPTrack End" ); |
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142 } |
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143 |
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144 // -------------------------------------------------------------------------- |
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145 // CUPnPTrack::ResolveURIL |
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146 // Resolve local / remote URI. |
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147 // -------------------------------------------------------------------------- |
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148 // |
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149 void CUPnPTrack::ResolveURIL( const TDesC& aCodedTrackUri, |
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150 MUPnPTrackObserver& aTrackObserver, |
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151 TPlaybackDirection aPlaybackDirection ) |
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152 { |
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153 __LOG( "CUPnPTrack::ResolveURI" ); |
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154 |
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155 delete iOriginalURI; |
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156 iOriginalURI = 0; |
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157 delete iMediaServer; |
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158 iMediaServer = 0; |
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159 delete iObjectId; |
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160 iObjectId = 0; |
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161 iTrackObserver = &aTrackObserver; |
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162 |
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163 // Either local to remote or remote to remote |
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164 if( aPlaybackDirection == EDirectionRemote ) |
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165 { |
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166 if( aCodedTrackUri.Find( KUPnPPrefix ) == 0 ) |
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167 { |
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168 // track is located in remote |
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169 iTrackLocation = ETrackLocationRemote; |
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170 // parse and save media server id and object id |
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171 ParsePiecesL( aCodedTrackUri ); |
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172 // start a browsing session |
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173 StartBrowsingSessionL(); |
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174 // create resolver |
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175 iItemResolver = |
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176 UPnPItemResolverFactory::NewRemoteItemResolverL( |
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177 *iObjectId, *iBrowsingSession, |
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178 iDefaultSelector, KFilterCommon ); |
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179 } |
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180 else // Local stored. Save URI to local member |
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181 { |
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182 // track is located in local file system |
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183 iTrackLocation = ETrackLocationLocal; |
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184 // store original URI |
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185 iOriginalURI = HBufC::NewL( aCodedTrackUri.Length() ); |
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186 iOriginalURI->Des().Copy( aCodedTrackUri ); |
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187 // check for DRM protection |
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188 if ( UPnPFileUtility::IsFileProtectedL( iOriginalURI->Des() ) ) |
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189 { |
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190 // call back directly with an error code |
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191 iTrackObserver->ResolveURIComplete( KErrNotSupported ); |
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192 return; |
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193 } |
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194 else |
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195 { |
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196 // create resolver. |
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197 iItemResolver = |
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198 UPnPItemResolverFactory::NewLocalItemResolverL( |
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199 *iOriginalURI, iAvController, iFirstSelector, |
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200 UPnPItemResolverFactory::EOmitDrmCheck ); |
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201 } |
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202 } |
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203 } |
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204 else // Remote to local direction |
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205 { |
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206 // track is located in remote |
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207 iTrackLocation = ETrackLocationRemote; |
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208 // parse and save media server id and object id |
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209 ParsePiecesL( aCodedTrackUri ); |
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210 // start a browsing session |
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211 StartBrowsingSessionL(); |
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212 // create resolver |
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213 iItemResolver = |
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214 UPnPItemResolverFactory::NewDownloadItemResolverL( |
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215 *iObjectId, iAvController, *iBrowsingSession, |
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216 iFirstSelector, KFilterCommon ); |
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217 } |
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218 |
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219 // Resolve remote item. Calls back to ResolveComplete |
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220 iState = EStateResolving; |
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221 TRAPD( e, iItemResolver->ResolveL( *this ); ) |
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222 if ( e != KErrNone ) |
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223 { |
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224 if ( iState == EStateSelfDestruct ) |
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225 { |
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226 __LOG( "CUPnPTrack: self-destructing" ); |
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227 delete this; |
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228 } |
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229 else |
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230 { |
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231 iState = EStateIdle; |
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232 User::Leave( e ); |
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233 } |
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234 } |
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235 } |
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236 |
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237 // -------------------------------------------------------------------------- |
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238 // CUPnPTrack::StartBrowsingSessionL |
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239 // Finds the apropriate mediaserver and starts a browsing session |
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240 // -------------------------------------------------------------------------- |
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241 // |
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242 void CUPnPTrack::StartBrowsingSessionL() |
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243 { |
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244 // Get list of media servers |
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245 CUpnpAVDeviceList* devices = iAvController.GetMediaServersL(); |
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246 CleanupStack::PushL( devices ); |
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247 |
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248 // Find out index of wanted media server from media server list |
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249 TInt index = KErrNotFound; |
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250 TInt count = devices->Count(); |
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251 |
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252 for( TInt i = 0; i < count; i++ ) |
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253 { |
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254 // If media server id match. |
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255 if( !iMediaServer->Compare( (*devices)[ i ]->Uuid() ) ) |
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256 { |
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257 index = i; |
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258 break; |
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259 } |
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260 } |
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261 |
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262 // Leave if media server does not find by id |
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263 if( index == KErrNotFound ) |
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264 { |
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265 __LOG1( "CUPnPTrack: Media server not found: %S", |
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266 iMediaServer ); |
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267 User::Leave( KErrNotFound ); |
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268 } |
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269 |
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270 // start a browsing session |
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271 iBrowsingSession = &iAvController.StartBrowsingSessionL( |
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272 *(*devices)[ index ] ); |
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273 CleanupStack::PopAndDestroy( devices ); |
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274 } |
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275 |
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276 // -------------------------------------------------------------------------- |
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277 // CUPnPTrack::StopBrowsingSession |
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278 // Finds the apropriate mediaserver and starts a browsing session |
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279 // -------------------------------------------------------------------------- |
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280 // |
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281 void CUPnPTrack::StopBrowsingSession() |
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282 { |
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283 // Stop browsing session if exist. |
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284 if( iBrowsingSession ) |
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285 { |
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286 __LOG( "Stop browsing session" ); |
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287 iAvController.StopBrowsingSession( *iBrowsingSession ); |
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288 iBrowsingSession = 0; |
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289 } |
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290 } |
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291 |
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292 // -------------------------------------------------------------------------- |
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293 // CUPnPTrack::URI |
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294 // Return original URI of track. |
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295 // -------------------------------------------------------------------------- |
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296 // |
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297 const TDesC& CUPnPTrack::URI() const |
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298 { |
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299 __ASSERTD( iOriginalURI != 0,__FILE__, __LINE__ ); |
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300 return *iOriginalURI; |
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301 } |
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302 |
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303 // -------------------------------------------------------------------------- |
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304 // CUPnPTrack::UpnpURI |
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305 // Return True UPNP URI of track. |
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306 // -------------------------------------------------------------------------- |
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307 // |
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308 const TDesC8& CUPnPTrack::UpnpURI() const |
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309 { |
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310 __ASSERTD( iIsItemSolved,__FILE__, __LINE__ ); |
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311 return iItemResolver->Resource().Value(); |
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312 } |
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313 |
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314 // -------------------------------------------------------------------------- |
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315 // CUPnPTrack::UpnpItem |
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316 // Return True UPNP item representing the track |
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317 // -------------------------------------------------------------------------- |
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318 // |
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319 const CUpnpItem& CUPnPTrack::UpnpItem() const |
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320 { |
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321 __ASSERTD( iIsItemSolved,__FILE__, __LINE__ ); |
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322 return iItemResolver->Item(); |
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323 } |
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324 |
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325 // -------------------------------------------------------------------------- |
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326 // CUPnPTrack::FilePath |
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327 // Returns the file path of local item |
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328 // -------------------------------------------------------------------------- |
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329 // |
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330 const TDesC& CUPnPTrack::FilePath() const |
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331 { |
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332 __ASSERTD( iTrackLocation == ETrackLocationRemote, __FILE__, __LINE__ ); |
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333 __ASSERTD( iIsItemSolved,__FILE__, __LINE__ ); |
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334 return iItemResolver->Resource().FilePath(); |
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335 } |
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336 |
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337 // -------------------------------------------------------------------------- |
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338 // CUPnPTrack::IsRemote |
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339 // Return location of track. ETrue = remote. EFalse = local |
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340 // -------------------------------------------------------------------------- |
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341 // |
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342 TBool CUPnPTrack::IsRemote() const |
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343 { |
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344 return iTrackLocation == ETrackLocationRemote; |
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345 } |
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346 |
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347 // -------------------------------------------------------------------------- |
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348 // CUPnPTrack::TrackDuration |
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349 // returns duration of the track |
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350 // -------------------------------------------------------------------------- |
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351 // |
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352 TInt CUPnPTrack::TrackDuration() |
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353 { |
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354 __LOG1( "CUPnPTrack::TrackDuration duration: %d", iTrackDuration ); |
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355 TInt ms = InitialTrackDuration; |
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356 if ( iTrackDuration > InitialTrackDuration ) |
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357 { |
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358 ms = iTrackDuration; |
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359 } |
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360 else if ( iIsItemSolved ) |
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361 { |
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362 const CUpnpAttribute* attr = UPnPItemUtility |
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363 ::FindAttributeByName( iItemResolver->Resource(), |
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364 KAttributeDuration ); |
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365 if ( attr != 0 ) |
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366 { |
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367 if ( UPnPItemUtility::UPnPDurationAsMilliseconds( |
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368 attr->Value(), ms ) == KErrNone ) |
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369 { |
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370 // store duration for quicker future queries |
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371 iTrackDuration = ms; |
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372 __LOG1( "store duration: %d", iTrackDuration ); |
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373 } |
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374 } |
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375 } |
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376 return ms; |
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377 } |
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378 |
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379 // -------------------------------------------------------------------------- |
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380 // CUPnPTrack::SetTrackDuration |
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381 // overrides duration of the track |
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382 // -------------------------------------------------------------------------- |
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383 // |
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384 void CUPnPTrack::SetTrackDuration( TInt aMilliseconds ) |
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385 { |
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386 iTrackDuration = aMilliseconds; |
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387 } |
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388 |
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389 // -------------------------------------------------------------------------- |
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390 // CUPnPTrack::GetMetaDataL |
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391 // Get metadata information for track from media server |
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392 // -------------------------------------------------------------------------- |
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393 // |
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394 void CUPnPTrack::GetMetaDataL( const TArray<TMPXAttribute>& aAttrs, |
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395 MMPXPlaybackPluginObserver& aObs ) |
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396 { |
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397 // Check if remote track |
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398 if( iTrackLocation == ETrackLocationLocal ) |
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399 { |
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400 __LOG( "CUPnPTrack::GetMetaData - No metadata for local track!" ); |
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401 User::Leave( KErrNotSupported ); |
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402 } |
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403 |
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404 if ( iIsItemSolved ) |
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405 { |
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406 __LOG( "CUPnPTrack::GetMetaDataL" ); |
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407 DeliverMedataL( aAttrs, aObs ); |
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408 } |
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409 else |
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410 { |
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411 __LOG( "CUPnPTrack::GetMetaDataL - pending" ); |
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412 iMetadataObserver = &aObs; |
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413 for( TInt i = 0; i < aAttrs.Count(); ++i ) |
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414 { |
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415 iQueriedAttributes.Append( aAttrs[i] ); |
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416 } |
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417 } |
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418 } |
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419 |
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420 // -------------------------------------------------------------------------- |
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421 // CUPnPTrack::SendMediaChangedEventL |
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422 // -------------------------------------------------------------------------- |
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423 // |
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424 void CUPnPTrack::SendMediaChangedEventL( |
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425 MMPXPlaybackPluginObserver& aObs ) |
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426 { |
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427 RArray<TMPXAttribute> attrs; |
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428 CleanupClosePushL( attrs ); |
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429 attrs.AppendL( KMPXMediaGeneralTitle ); |
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430 attrs.AppendL( KMPXMediaMusicArtist ); |
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431 attrs.AppendL( KMPXMediaMusicAlbum ); |
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432 attrs.AppendL( KMPXMediaMusicGenre ); |
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433 attrs.AppendL( KMPXMediaGeneralDate ); |
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434 attrs.AppendL( KMPXMediaMusicYear ); |
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435 attrs.AppendL( KMPXMediaGeneralComment ); |
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436 attrs.AppendL( KMPXMediaGeneralMimeType ); |
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437 |
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438 // Create and fill CMPXMedia class |
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439 RArray<TInt> suppIds; |
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440 CleanupClosePushL( suppIds ); |
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441 suppIds.AppendL( KMPXMediaIdMusic ); |
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442 suppIds.AppendL( KMPXMediaIdGeneral ); |
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443 suppIds.AppendL( KMPXMediaIdAudio ); |
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444 CMPXMedia* media = CMPXMedia::NewL( suppIds.Array() ); |
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445 CleanupStack::PopAndDestroy( &suppIds ); |
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446 CleanupStack::PushL( media ); |
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447 FillMediaFromItemL( *media, attrs.Array() ); |
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448 |
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449 // create an MPX message |
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450 CMPXMessage* msg = CMPXMessage::NewL(); |
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451 CleanupStack::PushL( msg ); |
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452 msg->SetTObjectValueL<TMPXMessageId>( |
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453 KMPXMessageGeneralId, KMPXMessagePbMediaChanged ); |
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454 msg->SetCObjectValueL<CMPXMedia>( |
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455 KMPXMessagePbMedia, media ); |
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456 |
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457 // send message |
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458 aObs.HandlePlaybackMessage( *msg ); |
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459 |
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460 CleanupStack::PopAndDestroy( msg ); |
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461 CleanupStack::PopAndDestroy( media ); |
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462 CleanupStack::PopAndDestroy( &attrs ); |
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463 } |
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464 |
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465 // -------------------------------------------------------------------------- |
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466 // CUPnPTrack::DeliverMedatataL |
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467 // -------------------------------------------------------------------------- |
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468 // |
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469 void CUPnPTrack::DeliverMedataL( const TArray<TMPXAttribute>& aAttrs, |
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470 MMPXPlaybackPluginObserver& aObs, TInt aError ) |
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471 { |
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472 __LOG( "CUPnPTrack::DeliverMedatata"); |
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473 |
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474 // Create and fill CMPXMedia class |
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475 RArray<TInt> suppIds; |
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476 CleanupClosePushL( suppIds ); |
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477 suppIds.AppendL( KMPXMediaIdMusic ); |
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478 suppIds.AppendL( KMPXMediaIdGeneral ); |
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479 suppIds.AppendL( KMPXMediaIdAudio ); |
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480 CMPXMedia* media = CMPXMedia::NewL( suppIds.Array() ); |
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481 CleanupStack::PopAndDestroy( &suppIds ); |
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482 CleanupStack::PushL( media ); |
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483 |
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484 if ( aError == KErrNone ) |
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485 { |
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486 FillMediaFromItemL( *media, aAttrs ); |
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487 } |
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488 |
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489 // Return metadata |
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490 aObs.HandleMedia( *media, aError ); |
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491 CleanupStack::PopAndDestroy( media ); |
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492 } |
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493 |
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494 // -------------------------------------------------------------------------- |
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495 // CUPnPTrack::FillMediaFromItemL |
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496 // -------------------------------------------------------------------------- |
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497 // |
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498 void CUPnPTrack::FillMediaFromItemL( CMPXMedia& aMedia, |
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499 const TArray<TMPXAttribute>& aAttrs ) |
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500 { |
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501 __ASSERTD( iIsItemSolved,__FILE__, __LINE__ ); |
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502 |
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503 // Fill metadata |
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504 const CUpnpElement* elem; |
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505 // Song title |
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506 if( Exists( aAttrs, KMPXMediaGeneralTitle ) ) |
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507 { |
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508 __LOG( "CUPnPTrack: Metadata: Title"); |
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509 aMedia.SetTextValueL( |
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510 KMPXMediaGeneralTitle, *To16LC( |
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511 iItemResolver->Item().Title() ) ); |
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512 CleanupStack::PopAndDestroy(); |
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513 } |
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514 // Artist |
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515 if( Exists( aAttrs, KMPXMediaMusicArtist ) ) |
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516 { |
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517 if ( ( elem = UPnPItemUtility::FindElementByName( |
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518 iItemResolver->Item(), KElementArtist ) ) != 0 ) |
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519 { |
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520 __LOG( "CUPnPTrack: Metadata: Artist" ); |
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521 aMedia.SetTextValueL( |
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522 KMPXMediaMusicArtist, *To16LC( elem->Value() ) ); |
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523 CleanupStack::PopAndDestroy(); |
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524 } |
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525 else if ( ( elem = UPnPItemUtility::FindElementByName( |
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526 iItemResolver->Item(), KElementCreator ) ) != 0 ) |
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527 { |
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528 __LOG( "CUPnPTrack: Metadata Creator" ); |
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529 aMedia.SetTextValueL( |
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530 KMPXMediaMusicArtist, *To16LC( elem->Value() ) ); |
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531 CleanupStack::PopAndDestroy(); |
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532 } |
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533 } |
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534 // Album |
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535 if( Exists( aAttrs, KMPXMediaMusicAlbum ) ) |
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536 { |
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537 if ( ( elem = UPnPItemUtility::FindElementByName( |
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538 iItemResolver->Item(), KElementAlbum ) ) != 0 ) |
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539 { |
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540 __LOG( "CUPnPTrack: Metadata: Album"); |
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541 aMedia.SetTextValueL( |
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542 KMPXMediaMusicAlbum, *To16LC( elem->Value() ) ); |
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543 CleanupStack::PopAndDestroy(); |
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544 } |
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545 } |
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546 // Genre |
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547 if( Exists( aAttrs, KMPXMediaMusicGenre ) ) |
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548 { |
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549 if ( ( elem = UPnPItemUtility::FindElementByName( |
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550 iItemResolver->Item(), KElementGenre ) ) != 0 ) |
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551 { |
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552 __LOG( "CUPnPTrack: Metadata: Genre" ); |
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553 aMedia.SetTextValueL( |
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554 KMPXMediaMusicGenre, *To16LC( elem->Value() ) ); |
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555 CleanupStack::PopAndDestroy(); |
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556 } |
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557 } |
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558 // Date / Year |
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559 if( ( elem = UPnPItemUtility::FindElementByName( |
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560 iItemResolver->Item(), KElementDate ) ) != 0 ) |
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561 { |
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562 TTime timestamp; |
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563 TInt conversionError = |
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564 UPnPItemUtility::UPnPDateAsTTime( elem->Value(), timestamp ); |
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565 if ( conversionError == KErrNone ) |
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566 { |
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567 if ( Exists( aAttrs, KMPXMediaGeneralDate ) ) |
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568 { |
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569 __LOG( "CUPnPTrack: Metadata: Date" ); |
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570 aMedia.SetTextValueL( |
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571 KMPXMediaGeneralDate, iTempBuf ); |
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572 } |
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573 if ( Exists( aAttrs, KMPXMediaMusicYear ) ) |
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574 { |
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575 __LOG( "CUPnPTrack: Metadata: Year" ); |
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576 timestamp.FormatL( iTempBuf, KTimeFormatYearOnly ); |
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577 aMedia.SetTextValueL( |
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578 KMPXMediaMusicYear, iTempBuf ); |
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579 } |
|
580 } |
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581 } |
|
582 // Duration |
|
583 if( Exists( aAttrs, KMPXMediaGeneralDuration ) ) |
|
584 { |
|
585 TInt duration = TrackDuration(); |
|
586 if ( duration >= 0 ) |
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587 { |
|
588 aMedia.SetTObjectValueL<TInt>( |
|
589 KMPXMediaGeneralDuration, duration ); |
|
590 } |
|
591 } |
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592 // Size |
|
593 if( Exists( aAttrs, KMPXMediaGeneralSize ) ) |
|
594 { |
|
595 const CUpnpAttribute* attr = UPnPItemUtility |
|
596 ::FindAttributeByName( iItemResolver->Resource(), |
|
597 KAttributeSize ); |
|
598 if ( attr != 0 ) |
|
599 { |
|
600 __LOG( "CUPnPTrack: Metadata: Size" ); |
|
601 TInt size; |
|
602 TLex8 sizeconvert( attr->Value() ); |
|
603 if ( sizeconvert.Val( size ) == KErrNone ) |
|
604 { |
|
605 aMedia.SetTObjectValueL<TInt>( |
|
606 KMPXMediaGeneralSize, size ); |
|
607 } |
|
608 } |
|
609 } |
|
610 // Mimetype |
|
611 if( Exists( aAttrs, KMPXMediaGeneralMimeType ) ) |
|
612 { |
|
613 const CUpnpAttribute* attr = UPnPItemUtility |
|
614 ::FindAttributeByName( iItemResolver->Resource(), |
|
615 KAttributeProtocolInfo ); |
|
616 if ( attr != 0 ) |
|
617 { |
|
618 __LOG( "CUPnPTrack: Metadata: MimeType" ); |
|
619 CUpnpDlnaProtocolInfo* pInfo = |
|
620 CUpnpDlnaProtocolInfo::NewL( attr->Value() ); |
|
621 CleanupStack::PushL( pInfo ); |
|
622 aMedia.SetTextValueL( |
|
623 KMPXMediaGeneralMimeType, *To16LC( pInfo->ThirdField() ) ); |
|
624 CleanupStack::PopAndDestroy(); |
|
625 CleanupStack::PopAndDestroy( pInfo ); |
|
626 pInfo = NULL; |
|
627 } |
|
628 } |
|
629 } |
|
630 |
|
631 // -------------------------------------------------------------------------- |
|
632 // CUPnPTrack::Exists |
|
633 // -------------------------------------------------------------------------- |
|
634 // |
|
635 TBool CUPnPTrack::Exists( const TArray<TMPXAttribute>& aAttrs, |
|
636 const TMPXAttributeData& aAttrData ) const |
|
637 { |
|
638 TBool found = EFalse; |
|
639 for( TInt i = 0; i < aAttrs.Count() && !found; ++i ) |
|
640 { |
|
641 if ( aAttrs[i].ContentId() == aAttrData.iContentId && |
|
642 aAttrs[i].AttributeId() & aAttrData.iAttributeId ) |
|
643 { |
|
644 found = ETrue; |
|
645 } |
|
646 } |
|
647 return found; |
|
648 } |
|
649 |
|
650 // -------------------------------------------------------------------------- |
|
651 // CUPnPTrack::To16LC |
|
652 // -------------------------------------------------------------------------- |
|
653 // |
|
654 const HBufC16* CUPnPTrack::To16LC( const TDesC8& aText ) |
|
655 { |
|
656 HBufC16* result = 0; |
|
657 result = EscapeUtils::ConvertToUnicodeFromUtf8L( aText ); |
|
658 CleanupStack::PushL( result ); |
|
659 return result; |
|
660 } |
|
661 |
|
662 // -------------------------------------------------------------------------- |
|
663 // callbacks from MUPnPItemResolverObserver |
|
664 // -------------------------------------------------------------------------- |
|
665 // |
|
666 void CUPnPTrack::ResolveComplete( const MUPnPItemResolver& /*aResolver*/, |
|
667 TInt aError ) |
|
668 { |
|
669 __LOG1( "CUPnPTrack::ResolveComplete err: %d", aError ); |
|
670 iIsItemSolved = ETrue; |
|
671 if ( iState == EStateResolving ) |
|
672 { |
|
673 iState = EStateReady; |
|
674 |
|
675 // handle pending metadata query |
|
676 if ( iTrackLocation == ETrackLocationRemote && iMetadataObserver ) |
|
677 { |
|
678 __LOG( "Handle pending metadata query"); |
|
679 TRAP_IGNORE( |
|
680 DeliverMedataL( iQueriedAttributes.Array(), *iMetadataObserver, |
|
681 aError ) ); |
|
682 iMetadataObserver = 0; |
|
683 iQueriedAttributes.Reset(); |
|
684 } |
|
685 |
|
686 // call back |
|
687 MUPnPTrackObserver& observer = *iTrackObserver; |
|
688 iTrackObserver = 0; |
|
689 observer.ResolveURIComplete( aError ); |
|
690 } |
|
691 else if ( iState == EStateSelfDestruct ) |
|
692 { |
|
693 __LOG( "CUPnPTrack: self-destructing" ); |
|
694 delete this; |
|
695 } |
|
696 } |
|
697 |
|
698 // -------------------------------------------------------------------------- |
|
699 // Private methods of CUPnPTrack |
|
700 // -------------------------------------------------------------------------- |
|
701 |
|
702 // -------------------------------------------------------------------------- |
|
703 // CUPnPTrack::ParsePiecesL |
|
704 // Parse and save media server id and object id from given descriptor |
|
705 // -------------------------------------------------------------------------- |
|
706 // |
|
707 void CUPnPTrack::ParsePiecesL( const TDesC& aSong ) |
|
708 { |
|
709 // Delete if already exist |
|
710 if( iMediaServer ) |
|
711 { |
|
712 delete iMediaServer; |
|
713 iMediaServer = 0; |
|
714 } |
|
715 if( iObjectId ) |
|
716 { |
|
717 delete iObjectId; |
|
718 iObjectId = 0; |
|
719 } |
|
720 |
|
721 // Leave if argument is not valid |
|
722 if( aSong.Length() < KUPnPPrefixLength ) |
|
723 { |
|
724 User::Leave( KErrArgument ); |
|
725 } |
|
726 |
|
727 TInt lenght = aSong.Length(); |
|
728 TInt position = 0; |
|
729 TChar colon( KCharCodeColon ); |
|
730 TChar separate( KCharCodeSeparate ); |
|
731 |
|
732 // At first separe "upnp:" prefix from descriptor |
|
733 position = aSong.Locate( colon ); |
|
734 TPtrC tmp = aSong.Mid( position + 1, (lenght - KUPnPPrefixLength ) ); |
|
735 |
|
736 // Get media server id |
|
737 position = tmp.Locate( separate ); |
|
738 // Leave if separator character not found |
|
739 if( position == KErrNotFound ) |
|
740 { |
|
741 User::Leave( KErrNotFound ); |
|
742 } |
|
743 TPtrC mediaserverId = tmp.Left( position ); |
|
744 iMediaServer = HBufC8::NewL( mediaserverId.Length() ); |
|
745 iMediaServer->Des().Copy( mediaserverId ); |
|
746 |
|
747 // Get object id |
|
748 TPtrC objId = tmp.Mid( position + 1, ( (tmp.Length() |
|
749 - mediaserverId.Length() ) - 1 ) ); |
|
750 iObjectId = HBufC8::NewL( objId.Length() ); |
|
751 iObjectId->Des().Copy( objId ); |
|
752 } |
|
753 |
|
754 |