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1 /* |
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2 * Copyright (c) 2004 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: This class implements the interface specified in CMetaDataSource |
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15 * when audio source is from a file. |
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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 // INCLUDE FILES |
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22 #include <Oma2Agent.h> |
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23 #include <caf/caferr.h> |
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24 #include <drmrightsinfo.h> |
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25 #include <drmutilitytypes.h> |
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26 |
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27 #include "MetaDataSourceFile.h" |
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28 #ifdef _DEBUG |
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29 #include <e32svr.h> |
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30 #endif |
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31 |
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32 |
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33 |
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34 // ============================ MEMBER FUNCTIONS =============================== |
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35 |
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36 // ----------------------------------------------------------------------------- |
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37 // CMetaDataSourceFile::CMetaDataSourceFile |
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38 // C++ default constructor can NOT contain any code, that |
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39 // might leave. |
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40 // ----------------------------------------------------------------------------- |
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41 // |
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42 CMetaDataSourceFile::CMetaDataSourceFile() |
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43 { |
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44 } |
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45 |
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46 // ----------------------------------------------------------------------------- |
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47 // CMetaDataSourceFile::ConstructL |
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48 // Symbian 2nd phase constructor can leave. |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 void CMetaDataSourceFile::ConstructL( |
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52 const TDesC& aFileName ) |
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53 { |
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54 iFileName.Copy(aFileName); |
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55 TRAPD(err, iContent = CContent::NewL(aFileName, EContentShareReadWrite )); |
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56 if(err) |
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57 { |
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58 iContent = CContent::NewL(aFileName, EContentShareReadOnly ); |
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59 } |
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60 iData = iContent->OpenContentL(EPeek); |
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61 GetSourceAttributesL(); |
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62 |
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63 #ifdef _DEBUG |
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64 RDebug::Print(_L("CMetaDataSourceFile::ConstructL - Done")); |
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65 #endif |
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66 } |
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67 |
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68 // ----------------------------------------------------------------------------- |
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69 // CMetaDataSourceFile::ConstructL |
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70 // Symbian 2nd phase constructor can leave. |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 void CMetaDataSourceFile::ConstructL( |
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74 RFile& aFile ) |
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75 { |
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76 //iFileName.Copy(aFileName); |
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77 iContent = CContent::NewL(aFile); |
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78 iData = iContent->OpenContentL(EPeek); |
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79 GetSourceAttributesL(); |
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80 #ifdef _DEBUG |
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81 RDebug::Print(_L("CMetaDataSourceFile::ConstructL - Done")); |
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82 #endif |
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83 } |
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84 |
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85 // ----------------------------------------------------------------------------- |
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86 // CMetaDataSourceFile::GetSourceAttributesL |
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87 // ----------------------------------------------------------------------------- |
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88 // |
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89 void CMetaDataSourceFile::GetSourceAttributesL() |
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90 { |
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91 #ifdef _DEBUG |
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92 RDebug::Print(_L("CMetaDataSourceFile::GetSourceAttributesL")); |
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93 #endif |
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94 |
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95 TInt value = 0; |
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96 TInt err = iContent->GetAttribute(EIsProtected, value); |
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97 if(err == KErrNone && value == 1) |
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98 { |
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99 iProtected = ETrue; |
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100 } |
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101 value = 0; err = 0; |
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102 err = iData->GetAttribute(ECanPlay, value); |
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103 if(err == KErrNone && value == 1) |
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104 { |
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105 iCanPlay = ETrue; |
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106 } |
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107 |
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108 iDRMType = -1; err = 0; |
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109 err = iData->GetAttribute(ContentAccess::EFileType, iDRMType); |
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110 if(err != KErrNone) |
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111 { |
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112 iDRMType = -1; |
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113 } |
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114 |
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115 |
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116 // Retrieve Content ID |
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117 TPtr cid( NULL, 0 ); |
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118 HBufC* uniqueId( HBufC::NewLC( ContentAccess::KMaxCafUniqueId ) ); |
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119 cid.Set( uniqueId->Des() ); |
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120 err = iData->GetStringAttribute(ContentAccess::EContentID, cid); |
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121 |
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122 // Verify key exist or not, if iCanPlay is false and cid is existed |
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123 iKeyExist = ETrue; // Assume key is exist |
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124 if (err == KErrNone && iCanPlay == EFalse) |
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125 { |
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126 DRM::CDrmRightsInfo* ri( DRM::CDrmRightsInfo::NewLC() ); |
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127 DRM::TDrmRightsInfo info( DRM::EURightsInfoValid ); |
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128 TRAP( err, ri->CheckRightsL( cid, ContentAccess::EPeek, info )) ; |
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129 |
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130 if (err != KErrNone || info == DRM::EURightsInfoMissing) |
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131 { |
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132 #ifdef _DEBUG |
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133 RDebug::Print(_L("CMetaDataSourceFile::GetSourceAttributesL-CheckRightsL-err=%d, info=%d"), err, info); |
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134 #endif |
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135 |
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136 iKeyExist = EFalse; |
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137 } |
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138 CleanupStack::PopAndDestroy( ri ); |
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139 } |
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140 CleanupStack::PopAndDestroy( uniqueId ); |
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141 |
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142 } |
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143 |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // CMetaDataSourceFile::NewL |
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147 // Two-phased constructor. |
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148 // ----------------------------------------------------------------------------- |
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149 // |
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150 CMetaDataSourceFile* CMetaDataSourceFile::NewL( |
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151 const TDesC& aFileName ) |
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152 { |
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153 #ifdef _DEBUG |
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154 RDebug::Print(_L("CMetaDataSourceFile::NewL")); |
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155 #endif |
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156 CMetaDataSourceFile* self = new( ELeave ) CMetaDataSourceFile; |
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157 CleanupStack::PushL( self ); |
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158 self->ConstructL( aFileName ); |
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159 CleanupStack::Pop(); |
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160 return self; |
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161 } |
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162 |
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163 |
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164 // ----------------------------------------------------------------------------- |
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165 // CMetaDataSourceFile::NewL |
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166 // Two-phased constructor. |
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167 // ----------------------------------------------------------------------------- |
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168 // |
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169 CMetaDataSourceFile* CMetaDataSourceFile::NewL( |
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170 RFile& aFile ) |
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171 { |
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172 #ifdef _DEBUG |
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173 RDebug::Print(_L("CMetaDataSourceFile::NewL")); |
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174 #endif |
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175 CMetaDataSourceFile* self = new( ELeave ) CMetaDataSourceFile; |
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176 CleanupStack::PushL( self ); |
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177 self->ConstructL( aFile ); |
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178 CleanupStack::Pop(); |
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179 return self; |
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180 } |
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181 |
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182 // Destructor |
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183 CMetaDataSourceFile::~CMetaDataSourceFile() |
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184 { |
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185 delete iData; |
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186 delete iContent; |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // CMetaDataSourceFile::ReadL |
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191 // ----------------------------------------------------------------------------- |
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192 // |
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193 void CMetaDataSourceFile::ReadL( |
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194 TDes8& aDes ) |
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195 { |
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196 User::LeaveIfError( iData->Read(aDes) ); |
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197 } |
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198 |
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199 // ----------------------------------------------------------------------------- |
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200 // CMetaDataSourceFile::ReadL |
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201 // ----------------------------------------------------------------------------- |
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202 // |
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203 void CMetaDataSourceFile::ReadL( |
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204 TDes8& aDes, |
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205 TInt aLength ) |
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206 { |
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207 User::LeaveIfError( iData->Read(aDes, aLength) ); |
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208 } |
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209 |
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210 // ----------------------------------------------------------------------------- |
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211 // CMetaDataSourceFile::ReadL |
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212 // ----------------------------------------------------------------------------- |
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213 // |
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214 void CMetaDataSourceFile::ReadL( |
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215 TInt aPos, |
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216 TDes8& aDes ) |
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217 { |
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218 User::LeaveIfError( iData->Seek(ESeekStart, aPos) ); |
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219 User::LeaveIfError( iData->Read(aDes) ); |
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220 } |
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221 |
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222 // ----------------------------------------------------------------------------- |
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223 // CMetaDataSourceFile::ReadL |
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224 // ----------------------------------------------------------------------------- |
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225 // |
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226 void CMetaDataSourceFile::ReadL( |
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227 TInt aPos, |
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228 TDes8& aDes, |
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229 TInt aLength ) |
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230 { |
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231 User::LeaveIfError( iData->Seek(ESeekStart, aPos) ); |
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232 User::LeaveIfError( iData->Read(aDes, aLength) ); |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CMetaDataSourceFile::Size |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 TInt CMetaDataSourceFile::Size( |
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240 TInt& aSize ) const |
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241 { |
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242 TRAPD(err, iData->DataSizeL(aSize) ); |
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243 if(err) |
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244 { |
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245 return (KErrNotFound); |
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246 } |
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247 else |
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248 { |
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249 return err; |
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250 } |
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251 } |
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252 |
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253 |
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254 TInt CMetaDataSourceFile::Seek(TSeek aMode,TInt& aPos) const |
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255 { |
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256 return iData->Seek(aMode, aPos); |
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257 } |
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258 |
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259 |
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260 TBool CMetaDataSourceFile::FileProtected() const |
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261 { |
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262 return iProtected; |
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263 } |
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264 |
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265 TBool CMetaDataSourceFile::CanPlay() const |
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266 { |
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267 return iCanPlay; |
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268 } |
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269 |
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270 TInt CMetaDataSourceFile::DrmType() const |
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271 { |
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272 return iDRMType; |
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273 } |
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274 |
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275 TBool CMetaDataSourceFile::KeyExist() const |
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276 { |
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277 return iKeyExist; |
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278 } |
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279 |
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280 TInt CMetaDataSourceFile::GetStringAttribute(TInt aAttribute, TDes& aValue) const |
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281 { |
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282 if(aAttribute == ERecordingYear) |
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283 { |
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284 TInt year = 0; |
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285 TInt err = iData->GetAttribute(aAttribute, year); |
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286 if(err != KErrNone) |
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287 { |
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288 return err; |
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289 } |
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290 if(year >= 0) |
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291 { |
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292 aValue.AppendNum(year); |
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293 return KErrNone; |
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294 } |
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295 return KErrCorrupt; |
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296 } |
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297 return iData->GetStringAttribute(aAttribute, aValue); |
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298 } |
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299 |
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300 |
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301 |
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302 TInt CMetaDataSourceFile::GetAttributeL(TInt aAttribute, HBufC8** albumArt) |
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303 { |
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304 TBuf<256> coverUriValue; |
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305 TInt err = KErrNone; |
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306 err = iContent->GetStringAttribute( aAttribute, coverUriValue ); |
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307 if(err != KErrNone) |
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308 { |
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309 return err; |
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310 } |
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311 |
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312 CData* albumArtPart = iContent->OpenContentL( EView, coverUriValue ); |
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313 if(albumArtPart == NULL) |
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314 { |
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315 return KErrNotFound; |
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316 } |
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317 CleanupStack::PushL(albumArtPart); |
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318 |
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319 TInt albumArtDataSize = 0; |
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320 albumArtPart->DataSizeL(albumArtDataSize); |
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321 (*albumArt) = HBufC8::NewL(albumArtDataSize); |
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322 TPtr8 albumArtData = (*albumArt)->Des(); |
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323 err = albumArtPart->Read(albumArtData); |
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324 CleanupStack::PopAndDestroy(); // albumArtPart |
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325 return err; |
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326 } |
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327 |
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328 |
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329 ContentAccess::CData* CMetaDataSourceFile::DataPtr() |
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330 { |
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331 return iData; |
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332 } |
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333 |
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334 TDesC8& CMetaDataSourceFile::FileName() |
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335 { |
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336 return iFileName; |
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337 } |
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338 |
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339 RFile CMetaDataSourceFile::FileHandler() |
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340 { |
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341 return iFileHandler; |
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342 } |
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343 |
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344 void CMetaDataSourceFile::SetFileHandler(RFile aRFile) |
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345 { |
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346 iFileHandler = aRFile; |
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347 } |
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348 |
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349 TBool CMetaDataSourceFile::IsFileHandler() |
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350 { |
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351 return iIsFileHandler; |
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352 } |
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353 |
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354 void CMetaDataSourceFile::SetIsFileHandler(TBool aIsFileHandler) |
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355 { |
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356 iIsFileHandler = aIsFileHandler; |
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357 } |
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358 |
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359 |
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360 // End of File |