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: Proxy for downloading upnp files and playing locally |
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15 * |
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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 // INCLUDES |
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24 #include <upnpitem.h> |
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25 #include "upnpitemutility.h" // for ResourceFromItemL |
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26 #include "upnpavcontroller.h" |
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27 #include "upnpmusicdownloadproxy.h" |
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28 #include "upnpsingleton.h" |
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29 #include "upnptrack.h" |
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30 |
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31 _LIT( KComponentLogfile, "musicplugins.txt"); |
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32 #include "upnplog.h" |
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33 |
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34 #include "upnppluginserrortranslation.h" |
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35 |
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36 // CONSTANTS |
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37 // ** a message to music player to complete an immediate exit |
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38 const TInt KMusicPluginMessageExit = 3001; |
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39 const TUid KLocalPlayerDefinitionUid = { 0x101FFC06 }; |
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40 |
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41 // ======== MEMBER FUNCTIONS ======== |
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42 |
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43 // -------------------------------------------------------------------------- |
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44 // CUPnPMusicDownloadProxy::NewL |
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45 // 1st phase constructor. |
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46 // -------------------------------------------------------------------------- |
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47 // |
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48 CUPnPMusicDownloadProxy* CUPnPMusicDownloadProxy::NewL( |
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49 MMPXPlaybackPluginObserver& aObs ) |
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50 { |
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51 CUPnPMusicDownloadProxy* p = new ( ELeave ) |
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52 CUPnPMusicDownloadProxy( aObs ); |
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53 __LOG1( "DownloadProxy: NewL this=%d", p ); |
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54 CleanupStack::PushL( p ); |
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55 p->ConstructL(); |
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56 CleanupStack::Pop(); |
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57 return p; |
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58 } |
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59 |
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60 // -------------------------------------------------------------------------- |
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61 // CUPnPMusicDownloadProxy::CUPnPMusicDownloadProxy |
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62 // Default constructor. |
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63 // -------------------------------------------------------------------------- |
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64 // |
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65 CUPnPMusicDownloadProxy::CUPnPMusicDownloadProxy( |
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66 MMPXPlaybackPluginObserver& aObs ) |
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67 : iProxyState( EStateUninitialised ) |
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68 { |
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69 iObs = &aObs; |
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70 iLocalPlayer = NULL; |
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71 iSingleton = NULL; |
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72 iTrack = NULL; |
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73 } |
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74 |
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75 // -------------------------------------------------------------------------- |
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76 // CUPnPMusicDownloadProxy::ConstructL |
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77 // 1st phase constructor. |
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78 // -------------------------------------------------------------------------- |
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79 // |
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80 void CUPnPMusicDownloadProxy::ConstructL() |
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81 { |
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82 __LOG( "DownloadProxy: ConstructL" ); |
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83 |
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84 // Construct the underlying local plugin |
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85 iLocalPlayer = CMPXPlaybackPlugin::NewL( |
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86 KLocalPlayerDefinitionUid ); |
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87 |
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88 // Create handle to singleton |
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89 iSingleton = CUPnPSingleton::GetInstanceL(); |
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90 } |
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91 |
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92 // -------------------------------------------------------------------------- |
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93 // CUPnPMusicDownloadProxy::~CUPnPMusicDownloadProxy |
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94 // Destructor. |
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95 // -------------------------------------------------------------------------- |
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96 // |
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97 CUPnPMusicDownloadProxy::~CUPnPMusicDownloadProxy() |
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98 { |
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99 __LOG1( "DownloadProxy: destructor [%d]", |
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100 this ); |
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101 Cleanup(); |
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102 |
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103 // Free memory of owned members |
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104 delete iLocalPlayer; |
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105 CUPnPSingleton::LoseInstance( iSingleton ); |
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106 } |
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107 |
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108 |
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109 // -------------------------------------------------------------------------- |
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110 // Methods from CMPXPlaybackPlugin |
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111 // -------------------------------------------------------------------------- |
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112 |
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113 // -------------------------------------------------------------------------- |
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114 // CUPnPMusicDownloadProxy::InitialiseL |
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115 // -------------------------------------------------------------------------- |
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116 // |
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117 void CUPnPMusicDownloadProxy::InitialiseL( const TDesC& aSong ) |
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118 { |
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119 __LOG2( "DownloadProxy::InitialiseL(%S) [%d]", |
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120 &aSong, this ); |
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121 |
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122 __ASSERTD( iProxyState == EStateUninitialised,__FILE__, __LINE__ ); |
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123 |
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124 iProxyState = EStatePreparing; |
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125 |
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126 // Create local track object to resolving URI |
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127 delete iTrack; |
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128 iTrack = 0; |
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129 iTrack = CUPnPTrack::NewL( iSingleton->AVC() ); |
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130 iTrack->ResolveURIL( aSong, *this, CUPnPTrack::EDirectionLocal ); |
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131 iProxyState = EStateDownloading; |
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132 } |
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133 |
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134 // -------------------------------------------------------------------------- |
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135 // CUPnPMusicDownloadProxy::InitialiseL |
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136 // -------------------------------------------------------------------------- |
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137 // |
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138 void CUPnPMusicDownloadProxy::InitialiseL( RFile& /*aSong*/ ) |
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139 { |
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140 // Not used. Only remote file is supported |
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141 __PANICD( __FILE__, __LINE__ ); |
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142 User::Leave( KErrNotSupported ); |
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143 } |
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144 |
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145 // -------------------------------------------------------------------------- |
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146 // CUPnPMusicDownloadProxy::HandleMetaData |
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147 // from MUPnPTrackMetaDataObserver |
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148 // -------------------------------------------------------------------------- |
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149 // |
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150 void CUPnPMusicDownloadProxy::ResolveURIComplete( TInt aError ) |
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151 { |
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152 __LOG1( "DownloadProxy::ResolveURIComplete [%d]", this ); |
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153 __ASSERTD( iProxyState == EStateDownloading,__FILE__, __LINE__ ); |
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154 |
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155 if ( aError == KErrNone ) |
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156 { |
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157 TRAPD( initerror, iLocalPlayer->InitialiseL( |
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158 iTrack->FilePath() ) ); |
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159 |
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160 if ( initerror != KErrNone ) |
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161 { |
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162 __LOG1( "DownloadProxy:local player init leaves: %d", |
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163 initerror ); |
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164 Cleanup(); |
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165 iProxyState = EStateUninitialised; |
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166 //translate error |
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167 initerror = TUpnpPluginsErrorTranslation::ErrorTranslate( |
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168 initerror ); |
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169 iObs->HandlePluginEvent( |
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170 MMPXPlaybackPluginObserver::EPInitialised, 0, initerror ); |
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171 } |
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172 else |
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173 { |
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174 iProxyState = EStateInitialisingLocally; |
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175 } |
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176 } |
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177 else |
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178 { |
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179 __LOG1("DownloadProxy::ResolveURIComplete: error %d", |
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180 aError ); |
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181 Cleanup(); |
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182 iProxyState = EStateUninitialised; |
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183 aError = TUpnpPluginsErrorTranslation::ErrorTranslate( |
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184 aError ); |
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185 iObs->HandlePluginEvent( |
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186 MMPXPlaybackPluginObserver::EPInitialised, |
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187 0, aError ); |
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188 } |
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189 } |
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190 |
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191 // -------------------------------------------------------------------------- |
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192 // CUPnPMusicDownloadProxy::CommandL |
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193 // -------------------------------------------------------------------------- |
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194 // |
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195 void CUPnPMusicDownloadProxy::CommandL( TMPXPlaybackCommand aCmd, |
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196 TInt aData ) |
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197 { |
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198 __LOG2( "DownloadProxy::CommandL(%d) [%d]", aCmd, this ); |
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199 |
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200 if( iProxyState == EStateActive ) |
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201 { |
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202 // ACTIVE state: all commands are forwarded to local plugin |
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203 __LOG( "DownloadProxy: command in active state" ); |
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204 iLocalPlayer->CommandL( aCmd, aData ); |
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205 } |
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206 else if ( iProxyState == EStatePreparing && aCmd == EPbCmdClose ) |
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207 { |
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208 __LOG( "DownloadProxy: Close during prepare" ); |
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209 Cleanup(); |
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210 iProxyState = EStateUninitialised; |
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211 iObs->HandlePluginEvent( MMPXPlaybackPluginObserver::EPClosed, |
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212 0, KErrNone ); |
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213 } |
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214 else if( iProxyState == EStateDownloading && aCmd == EPbCmdClose ) |
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215 { |
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216 __LOG( "DownloadProxy: Close during download" ); |
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217 Cleanup(); // this will cancel ongoing copy |
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218 iProxyState = EStateUninitialised; |
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219 iObs->HandlePluginEvent( MMPXPlaybackPluginObserver::EPClosed, |
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220 0, KErrNone ); |
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221 } |
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222 else if( iProxyState == EStateInitialisingLocally && |
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223 aCmd == EPbCmdClose ) |
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224 { |
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225 __LOG( "DownloadProxy: Close when initialising locally" ); |
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226 iLocalPlayer->CommandL( aCmd, aData ); |
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227 } |
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228 else if( iProxyState == EStateUninitialised && aCmd == EPbCmdClose ) |
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229 { |
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230 __LOG( "DownloadProxy: Close when uninitialized" ); |
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231 iObs->HandlePluginEvent( MMPXPlaybackPluginObserver::EPClosed, |
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232 0, KErrNone ); |
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233 } |
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234 else if( ( iProxyState == EStatePreparing || |
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235 iProxyState == EStateDownloading || |
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236 iProxyState == EStateInitialisingLocally || |
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237 iProxyState == EStateUninitialised ) && aCmd == EPbCmdStop ) |
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238 { |
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239 __LOG( "DownloadProxy: Stop during any state" ); |
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240 iLocalPlayer->CommandL( aCmd, aData ); |
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241 } |
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242 else // Not initialized |
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243 { |
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244 __LOG1( "DownloadProxy: Command not supported in this state: %d", |
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245 iProxyState ); |
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246 User::Leave( KErrNotReady ); |
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247 } |
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248 |
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249 // check for messages from upnp framework (aData param) |
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250 if ( aCmd == EPbCmdClose && |
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251 aData == KMusicPluginMessageExit ) |
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252 { |
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253 __LOG( "CommandL(Close, exit) -> cleanup and terminate" ); |
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254 |
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255 // cancel things that are ongoing |
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256 Cleanup(); |
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257 iLocalPlayer->CancelRequest(); |
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258 iProxyState = EStateUninitialised; |
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259 |
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260 // Create event to user |
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261 |
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262 iObs->HandlePluginEvent( |
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263 MMPXPlaybackPluginObserver::EPPlayerUnavailable, |
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264 0, KErrDisconnected); |
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265 } |
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266 } |
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267 |
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268 // -------------------------------------------------------------------------- |
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269 // CUPnPMusicDownloadProxy::SetL |
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270 // -------------------------------------------------------------------------- |
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271 // |
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272 void CUPnPMusicDownloadProxy::SetL( TMPXPlaybackProperty aProperty, |
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273 TInt aValue ) |
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274 { |
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275 __LOG1( "DownloadProxy::SetL [%d]", this ); |
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276 __LOG1( "Property=%d", (TInt)aProperty ); |
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277 iLocalPlayer->SetL( aProperty, aValue ); |
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278 } |
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279 |
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280 // -------------------------------------------------------------------------- |
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281 // CUPnPMusicDownloadProxy::ValueL |
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282 // -------------------------------------------------------------------------- |
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283 // |
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284 void CUPnPMusicDownloadProxy::ValueL( TMPXPlaybackProperty aProperty ) const |
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285 { |
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286 __LOG1( "DownloadProxy::ValueL [%d]", this ); |
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287 iLocalPlayer->ValueL( aProperty ); |
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288 } |
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289 |
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290 // -------------------------------------------------------------------------- |
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291 // CUPnPMusicDownloadProxy::SubPlayerNamesL |
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292 // -------------------------------------------------------------------------- |
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293 // |
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294 void CUPnPMusicDownloadProxy::SubPlayerNamesL() |
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295 { |
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296 iLocalPlayer->SubPlayerNamesL(); |
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297 } |
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298 |
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299 // -------------------------------------------------------------------------- |
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300 // CUPnPMusicDownloadProxy::SelectSubPlayerL |
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301 // -------------------------------------------------------------------------- |
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302 // |
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303 void CUPnPMusicDownloadProxy::SelectSubPlayerL( TInt aIndex ) |
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304 { |
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305 iLocalPlayer->SelectSubPlayerL( aIndex ); |
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306 } |
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307 |
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308 // -------------------------------------------------------------------------- |
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309 // CUPnPMusicDownloadProxy::SubPlayerName |
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310 // Returns current sub player name |
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311 // -------------------------------------------------------------------------- |
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312 // |
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313 const TDesC& CUPnPMusicDownloadProxy::SubPlayerName() |
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314 { |
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315 return iLocalPlayer->SubPlayerName(); |
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316 } |
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317 |
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318 // -------------------------------------------------------------------------- |
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319 // CUPnPMusicDownloadProxy::SubPlayerIndex |
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320 // -------------------------------------------------------------------------- |
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321 // |
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322 TInt CUPnPMusicDownloadProxy::SubPlayerIndex() const |
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323 { |
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324 return iLocalPlayer->SubPlayerIndex(); |
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325 } |
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326 |
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327 // -------------------------------------------------------------------------- |
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328 // CUPnPMusicDownloadProxy::MediaL |
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329 // -------------------------------------------------------------------------- |
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330 // |
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331 void CUPnPMusicDownloadProxy::MediaL( const TArray<TMPXAttribute>& aAttrs ) |
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332 { |
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333 // Get metadata from media server |
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334 if( iTrack ) |
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335 { |
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336 __LOG1( "DownloadProxy: Get metadata [%d]", this ); |
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337 iTrack->GetMetaDataL( aAttrs, *iObs ); |
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338 } |
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339 else |
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340 { |
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341 __LOG( "DownloadProxy: Get metadata - no track!" ); |
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342 User::Leave( KErrNotReady ); |
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343 } |
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344 } |
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345 |
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346 // -------------------------------------------------------------------------- |
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347 // CUPnPMusicDownloadProxy::CancelRequest |
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348 // -------------------------------------------------------------------------- |
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349 // |
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350 void CUPnPMusicDownloadProxy::CancelRequest() |
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351 { |
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352 __LOG( "CUPnPMusicDownloadProxy::CancelRequest" ); |
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353 if( iProxyState == EStateDownloading ) |
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354 { |
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355 Cleanup(); // this will cancel ongoing copy |
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356 iProxyState = EStateUninitialised; |
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357 // Send "downloading cancelled" event to the user |
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358 iObs->HandlePluginEvent( |
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359 MMPXPlaybackPluginObserver::EPDownloadingCanceled, |
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360 0, KErrGeneral ); |
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361 } |
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362 iLocalPlayer->CancelRequest(); |
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363 } |
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364 |
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365 |
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366 // -------------------------------------------------------------------------- |
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367 // CUPnPMusicDownloadProxy::SetObserver |
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368 // -------------------------------------------------------------------------- |
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369 // |
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370 void CUPnPMusicDownloadProxy::SetObserver(MMPXPlaybackPluginObserver& aObs) |
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371 { |
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372 CMPXPlaybackPlugin::SetObserver( aObs ); |
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373 |
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374 iLocalPlayer->SetObserver( *this ); |
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375 } |
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376 |
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377 // -------------------------------------------------------------------------- |
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378 // Methods from MMPXPlaybackPluginObserver |
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379 // -------------------------------------------------------------------------- |
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380 |
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381 // -------------------------------------------------------------------------- |
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382 // CUPnPMusicDownloadProxy::HandlePluginEvent |
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383 // -------------------------------------------------------------------------- |
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384 // |
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385 void CUPnPMusicDownloadProxy::HandlePluginEvent( TEvent aEvent, |
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386 TInt aData, TInt aError ) |
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387 { |
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388 __LOG1( "DownloadProxy::HandlePluginEvent [%d]", this ); |
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389 |
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390 switch( aEvent ) |
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391 { |
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392 case EPInitialised: |
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393 { |
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394 __ASSERTD( iProxyState == EStateInitialisingLocally,__FILE__, |
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395 __LINE__ ); |
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396 __LOG1( "DownloadProxy: initialised event, err=%d", |
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397 aError ); |
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398 |
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399 // Proxied local plugin initialized |
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400 if ( aError == KErrNone ) |
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401 { |
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402 iProxyState = EStateActive; |
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403 |
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404 iObs->HandlePluginEvent( aEvent, aData, aError ); |
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405 } |
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406 else |
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407 { |
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408 iProxyState = EStateClosing; |
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409 TRAP_IGNORE ( |
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410 iLocalPlayer->CommandL( EPbCmdClose, 0 ) ); |
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411 } |
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412 |
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413 if ( iProxyState == EStateActive ) |
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414 { |
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415 TRAP_IGNORE( |
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416 iTrack->SendMediaChangedEventL( *iObs ); |
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417 ); |
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418 } |
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419 break; |
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420 } |
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421 case EPPlaying: // fall through |
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422 case EPPlayComplete: // fall through |
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423 case EPPaused: // fall through |
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424 case EPStopped: // fall through |
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425 case EPDownloadStarted: // fall through |
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426 case EPDownloadingComplete: // fall through |
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427 case EPSubPlayersChanged: // fall through |
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428 case EPVolumeChanged: // fall through |
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429 case EPSetComplete: |
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430 { |
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431 __LOG2( "DownloadProxy plugin event=%d err=%d", |
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432 (TInt)aEvent, aError ); |
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433 |
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434 // Just forward event to the user. |
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435 aError = TUpnpPluginsErrorTranslation::ErrorTranslate( |
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436 aError ); |
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437 iObs->HandlePluginEvent( aEvent, aData, aError ); |
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438 break; |
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439 } |
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440 case EPClosed: |
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441 { |
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442 __LOG( "DownloadProxy: closed event" ); |
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443 |
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444 // a Stop command has changed. It will send back a Stopped event |
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445 // and then a Closed event. Following Pause command will not be |
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446 // accepted in Uninitialized state and CommandL() will leave. |
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447 // This change in MPX was necessary to let engine know the file |
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448 // was closed. One additional aData parameter is passed in |
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449 // iObs->HandlePluginEvent(MMPXPlaybackPluginObserver::EPClosed, |
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450 // EPbCmdStop, KErrNone); to know the difference between a |
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451 // real Close and a Stop/Close. When this happens, EPClosed event |
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452 // should be ignored. |
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453 if( aData == EPbCmdStop ) |
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454 { |
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455 break; |
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456 } |
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457 |
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458 Cleanup(); |
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459 |
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460 // If iProxyState is EStateClosing, initialise of |
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461 // localplaybackplugin is failed -> send initialised event with |
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462 // an error code to the user. |
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463 // Otherwise forward event to the user normally. |
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464 if( iProxyState == EStateClosing ) |
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465 { |
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466 iObs->HandlePluginEvent( |
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467 MMPXPlaybackPluginObserver::EPInitialised, |
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468 0, KErrNotSupported ); |
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469 } |
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470 else |
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471 { |
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472 aError = TUpnpPluginsErrorTranslation::ErrorTranslate( |
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473 aError ); |
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474 iObs->HandlePluginEvent( aEvent, aData, aError ); |
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475 } |
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476 iProxyState = EStateUninitialised; |
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477 break; |
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478 } |
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479 default: |
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480 { |
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481 __LOG( "DownloadProxy: Default event?" ); |
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482 break; |
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483 } |
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484 } |
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485 } |
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486 |
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487 // -------------------------------------------------------------------------- |
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488 // CUPnPMusicDownloadProxy::HandleProperty |
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489 // -------------------------------------------------------------------------- |
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490 // |
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491 void CUPnPMusicDownloadProxy::HandleProperty( TMPXPlaybackProperty aProperty, |
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492 TInt aValue, TInt aError ) |
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493 { |
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494 __LOG1( "DownloadProxy::HandleProperty [%d]", this ); |
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495 |
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496 iObs->HandleProperty( aProperty, aValue, aError ); |
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497 } |
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498 |
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499 // -------------------------------------------------------------------------- |
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500 // CUPnPMusicDownloadProxy::HandleSubPlayerNames |
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501 // -------------------------------------------------------------------------- |
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502 // |
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503 void CUPnPMusicDownloadProxy::HandleSubPlayerNames( TUid aPlayer, |
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504 const MDesCArray* aSubPlayers, TBool aComplete, TInt aError ) |
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505 { |
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506 iObs->HandleSubPlayerNames( aPlayer, aSubPlayers, aComplete, aError ); |
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507 } |
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508 |
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509 // -------------------------------------------------------------------------- |
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510 // CUPnPMusicDownloadProxy::HandleMedia |
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511 // -------------------------------------------------------------------------- |
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512 // |
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513 void CUPnPMusicDownloadProxy::HandleMedia( const CMPXMedia& aProperties, |
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514 TInt aError ) |
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515 { |
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516 __LOG1( "DownloadProxy::HandleMedia [%d]", this ); |
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517 |
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518 iObs->HandleMedia( aProperties, aError ); |
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519 } |
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520 |
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521 // -------------------------------------------------------------------------- |
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522 // CUPnPMusicDownloadProxy::CleanUpSession |
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523 // -------------------------------------------------------------------------- |
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524 // |
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525 void CUPnPMusicDownloadProxy::Cleanup() |
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526 { |
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527 __LOG1( "DownloadProxy::Cleanup [%d]", this ); |
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528 if( iTrack ) |
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529 { |
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530 delete iTrack; |
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531 iTrack = 0; |
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532 } |
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533 __LOG( "DownloadProxy::Cleanup - End"); |
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534 } |
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535 |
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