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1 /* |
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2 * Copyright (c) 2002-2006 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 the License "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: DRM helper for Media files.* |
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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 // INCLUDE FILES |
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20 #include <DRMHelper.h> |
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21 #include <bamdesca.h> |
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22 #include <bautils.h> |
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23 #include <coemain.h> |
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24 #include <StringLoader.h> |
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25 #include <aknnotewrappers.h> |
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26 #include <data_caging_path_literals.hrh> |
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27 |
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28 #include "MediaPlayerDrmHelper.h" |
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29 #include <MPFileDetails.h> |
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30 |
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31 #include <drmuihandling.h> |
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32 #include <drmautomatedusage.h> |
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33 #include <Oma2Agent.h> |
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34 |
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35 #include "mpxvideo_debug.h" |
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36 |
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37 // ============================ MEMBER FUNCTIONS =============================== |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CMediaPlayerDrmHelper::CMediaPlayerDrmHelper(aDrmHelper,aUIController) |
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41 // C++ default constructor can NOT contain any code, that |
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42 // might leave. |
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43 // ----------------------------------------------------------------------------- |
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44 // |
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45 CMediaPlayerDrmHelper::CMediaPlayerDrmHelper( |
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46 CDRMHelper* aDrmHelper, |
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47 CMPVideoPlayerUIController* /*aUIController*/ ) |
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48 : iDrmHelper(aDrmHelper) |
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49 , iEnv(CCoeEnv::Static()) |
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50 { |
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51 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::CMediaPlayerDrmHelper()")); |
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52 } |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CMediaPlayerDrmHelper::CMediaPlayerDrmHelper(aDrmHelper) |
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56 // C++ default constructor can NOT contain any code, that |
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57 // might leave. |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 CMediaPlayerDrmHelper::CMediaPlayerDrmHelper( CDRMHelper* aDrmHelper ) |
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61 : iDrmHelper(aDrmHelper) |
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62 , iEnv( CCoeEnv::Static() ) |
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63 { |
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64 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::CMediaPlayerDrmHelper()")); |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CMediaPlayerDrmHelper::ConstructL |
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69 // Symbian 2nd phase constructor can leave. |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 void CMediaPlayerDrmHelper::ConstructL() |
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73 { |
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74 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::ConstructL()")); |
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75 iDrmUiHandling = DRM::CDrmUiHandling::NewL(iEnv); |
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76 iDrmUtility = &iDrmUiHandling->GetUtility(); |
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77 } |
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78 |
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79 // ----------------------------------------------------------------------------- |
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80 // CMediaPlayerDrmHelper::NewL(aDrmHelper,aUIController) |
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81 // Two-phased constructor. |
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82 // ----------------------------------------------------------------------------- |
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83 // |
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84 CMediaPlayerDrmHelper* |
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85 CMediaPlayerDrmHelper::NewL( CDRMHelper* aDrmHelper, |
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86 CMPVideoPlayerUIController* aUIController ) |
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87 { |
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88 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::NewL()")); |
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89 |
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90 CMediaPlayerDrmHelper* self = |
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91 new (ELeave) CMediaPlayerDrmHelper(aDrmHelper,aUIController); |
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92 |
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93 CleanupStack::PushL(self); |
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94 self->ConstructL(); |
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95 CleanupStack::Pop(self); |
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96 |
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97 return self; |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // CMediaPlayerDrmHelper::NewL(aDrmHelper,aUIController) |
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102 // Two-phased constructor. |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 CMediaPlayerDrmHelper* CMediaPlayerDrmHelper::NewL( CDRMHelper* aDrmHelper ) |
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106 { |
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107 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::NewL()")); |
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108 |
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109 CMediaPlayerDrmHelper* self = |
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110 new (ELeave) CMediaPlayerDrmHelper(aDrmHelper); |
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111 |
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112 CleanupStack::PushL(self); |
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113 self->ConstructL(); |
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114 CleanupStack::Pop(self); |
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115 |
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116 return self; |
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117 } |
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118 |
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119 // ----------------------------------------------------------------------------- |
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120 // CMediaPlayerDrmHelper::~CMediaPlayerDrmHelper |
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121 // Destructor |
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122 // ----------------------------------------------------------------------------- |
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123 // |
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124 CMediaPlayerDrmHelper::~CMediaPlayerDrmHelper() |
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125 { |
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126 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::~CMediaPlayerDrmHelper()")); |
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127 |
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128 delete iInfoUrl; |
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129 delete iFileName; |
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130 delete iPreviewUri; |
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131 delete iRightsConstraints; |
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132 delete iDrmUiHandling; |
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133 } |
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134 |
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135 // ----------------------------------------------------------------------------- |
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136 // CMediaPlayerDrmHelper::LoadDrmUsageRightsInfoL |
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137 // ----------------------------------------------------------------------------- |
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138 // |
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139 void |
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140 CMediaPlayerDrmHelper::LoadDrmUsageRightsInfoL( const TDesC& aFileName ) |
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141 { |
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142 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::LoadDrmUsageRightsInfoL()")); |
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143 |
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144 |
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145 if ( BaflUtils::FileExists(iEnv->FsSession(), aFileName) ) |
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146 { |
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147 iExpired = EFalse; |
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148 delete iInfoUrl; |
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149 iInfoUrl = NULL; |
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150 delete iPreviewUri; |
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151 iPreviewUri = NULL; |
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152 delete iRightsConstraints; |
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153 iRightsConstraints = NULL; |
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154 delete iFileName; |
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155 iFileName = NULL; |
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156 |
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157 iFileName = aFileName.AllocL(); |
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158 |
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159 #ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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160 RFile64 fileHandle; |
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161 #else |
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162 RFile fileHandle; |
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163 #endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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164 |
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165 TUint fileMode = EFileShareReadersOrWriters | |
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166 EFileStream | |
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167 EFileRead; |
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168 |
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169 CreateFileHandleLC( fileHandle, *iFileName, fileMode ); |
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170 LoadDrmUsageRightsInfoL( fileHandle ); |
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171 CleanupStack::PopAndDestroy(); // fileHandle |
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172 } |
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173 else |
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174 { |
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175 User::Leave(KErrNotFound); |
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176 } |
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177 } |
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178 |
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179 // ----------------------------------------------------------------------------- |
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180 // CMediaPlayerDrmHelper::GetDrmUsageRightsStatus |
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181 // ----------------------------------------------------------------------------- |
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182 // |
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183 void |
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184 CMediaPlayerDrmHelper::GetDrmUsageRightsStatus(TMediaPlayerRightsStatus& aStatus) |
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185 { |
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186 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::GetDrmUsageRightsStatus()")); |
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187 |
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188 if ( ! iProtected ) |
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189 { |
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190 aStatus = EMediaPlayerFull; |
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191 } |
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192 // This check ensures that the non-OMA DRM is assigned the correct status. |
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193 // If content is not OMA DRM then currently the only other choice is WM DRM. |
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194 else if ( iProtected && ! iOMAProtected ) |
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195 { |
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196 if ( iExpired ) |
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197 { |
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198 aStatus = KMediaPlayerWmdrmExpired; |
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199 } |
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200 else |
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201 { |
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202 aStatus = KMediaPlayerWmdrmValid; |
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203 } |
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204 } |
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205 else if ( iExpired ) |
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206 { |
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207 aStatus = EMediaPlayerExpired; |
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208 } |
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209 else if ( iRightsConstraints ) |
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210 { |
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211 if ( iRightsConstraints->IsPreview() ) |
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212 { |
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213 aStatus = EMediaPlayerPreview; |
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214 } |
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215 else if ( iRightsConstraints->FullRights() ) |
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216 { |
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217 aStatus = EMediaPlayerFull; |
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218 } |
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219 else |
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220 { |
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221 TTime time; |
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222 TTime startTime; |
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223 |
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224 time.HomeTime(); |
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225 TInt error = GetDrmStartTime(startTime); |
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226 |
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227 // Check that usage time has already started |
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228 if (!error && time < startTime) |
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229 { |
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230 aStatus = EMediaPlayerExpired; |
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231 } |
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232 else |
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233 { |
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234 aStatus = EMediaPlayerRestricted; |
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235 } |
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236 } |
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237 } |
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238 else |
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239 { |
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240 aStatus = EMediaPlayerMissing; |
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241 } |
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242 |
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243 MPX_DEBUG(_L( |
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244 "CMediaPlayerDrmHelper::GetDrmUsageRightsStatus() ret %d"), |
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245 aStatus); |
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246 } |
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247 |
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248 // ----------------------------------------------------------------------------- |
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249 // CMediaPlayerDrmHelper::GetDrmStartTime |
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250 // ----------------------------------------------------------------------------- |
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251 // |
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252 TInt CMediaPlayerDrmHelper::GetDrmStartTime(TTime& aStartTime) |
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253 { |
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254 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::GetDrmStartTime()")); |
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255 |
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256 TInt error = KErrNone; |
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257 |
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258 if (!iProtected || !iOMAProtected) |
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259 { |
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260 error = KErrNotFound; |
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261 } |
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262 else if (iRightsConstraints) |
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263 { |
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264 TRAP(error, iRightsConstraints->GetStartTimeL(aStartTime)); |
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265 } |
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266 else |
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267 { |
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268 error = KErrNotReady; |
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269 } |
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270 |
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271 return error; |
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272 } |
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273 |
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274 // ----------------------------------------------------------------------------- |
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275 // CMediaPlayerDrmHelper::DrmHelper |
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276 // ----------------------------------------------------------------------------- |
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277 // |
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278 CDRMHelper* CMediaPlayerDrmHelper::DrmHelper() |
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279 { |
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280 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::DrmHelper()")); |
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281 return iDrmHelper; |
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282 } |
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283 |
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284 // ----------------------------------------------------------------------------- |
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285 // CMediaPlayerDrmHelper::LoadDrmUsageRightsInfoL |
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286 // ----------------------------------------------------------------------------- |
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287 // |
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288 void CMediaPlayerDrmHelper::LoadDrmUsageRightsInfoL( |
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289 #ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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290 RFile64& aFile ) |
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291 #else |
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292 RFile& aFile ) |
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293 #endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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294 { |
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295 MPX_ENTER_EXIT(_L("CMediaPlayerDrmHelper::LoadDrmUsageRightsInfoL()")); |
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296 |
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297 iExpired = EFalse; |
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298 delete iInfoUrl; |
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299 iInfoUrl = NULL; |
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300 delete iPreviewUri; |
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301 iPreviewUri = NULL; |
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302 delete iRightsConstraints; |
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303 iRightsConstraints = NULL; |
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304 delete iFileName; |
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305 iFileName = NULL; |
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306 |
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307 // |
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308 // Get the agent information and protection status |
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309 // |
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310 TPtrC agentId; |
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311 DRM::TDrmProtectionStatus protectionStatus; |
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312 iDrmUtility->GetDrmInfoL( aFile, agentId, protectionStatus ); |
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313 iProtected = ( protectionStatus == DRM::EUProtected ); |
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314 iOMAProtected = ( agentId.Match(KOmaDrm2AgentName) != KErrNotFound ); |
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315 |
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316 // Check to make sure that DRM helper is accessed only for OMA DRM |
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317 if ( iProtected && iOMAProtected ) |
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318 { |
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319 CDRMHelperRightsConstraints* ignore1 = NULL; |
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320 CDRMHelperRightsConstraints* ignore2 = NULL; |
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321 CDRMHelperRightsConstraints* ignore3 = NULL; |
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322 |
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323 // No replacement for this currently available via DRM Utility |
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324 TRAPD( error, iDrmHelper->GetRightsDetailsL( aFile, |
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325 ContentAccess::EPlay, |
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326 iExpired, |
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327 iDrmSendingAllowed, |
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328 iRightsConstraints, |
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329 ignore1, |
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330 ignore2, |
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331 ignore3 ) ); |
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332 |
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333 // Delete ignored constraints |
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334 delete ignore1; |
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335 ignore1 = NULL; |
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336 delete ignore2; |
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337 ignore2 = NULL; |
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338 delete ignore3; |
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339 ignore3 = NULL; |
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340 |
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341 if ( error == KErrCANoPermission ) |
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342 { |
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343 iExpired = ETrue; |
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344 } |
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345 else if (error != KErrCANoRights) |
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346 { |
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347 User::LeaveIfError( error ); |
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348 } |
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349 } |
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350 // get the attributes for protected WMDRM content |
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351 else if ( iProtected && ! iOMAProtected ) |
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352 { |
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353 CContent* content = CContent::NewLC(aFile); |
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354 |
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355 TInt value; |
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356 TInt err; |
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357 |
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358 err = content->GetAttribute( ECanPlay, value ); |
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359 |
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360 if ( err == KErrNone ) |
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361 { |
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362 iExpired = ( ! value ); |
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363 MPX_DEBUG(_L(" iExpired = %d"), iExpired); |
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364 } |
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365 else |
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366 { |
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367 MPX_DEBUG(_L(" ECanPlay failed")); |
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368 } |
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369 |
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370 err = content->GetAttribute( EIsForwardable, value ); |
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371 |
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372 if ( err == KErrNone ) |
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373 { |
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374 iDrmSendingAllowed = value; |
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375 MPX_DEBUG(_L(" iDrmSendingAllowed = %d"), iDrmSendingAllowed); |
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376 } |
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377 else |
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378 { |
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379 MPX_DEBUG(_L(" EIsForwardable failed")); |
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380 } |
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381 |
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382 CleanupStack::PopAndDestroy( content ); |
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383 } |
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384 else |
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385 { |
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386 iExpired = EFalse; |
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387 iDrmSendingAllowed = ETrue; |
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388 } |
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389 } |
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390 |
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391 // ----------------------------------------------------------------------------- |
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392 // CMediaPlayerDrmHelper::CreateFileHandleLC |
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393 // ----------------------------------------------------------------------------- |
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394 // |
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395 void CMediaPlayerDrmHelper::CreateFileHandleLC( |
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396 #ifdef SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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397 RFile64& aHandle, |
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398 #else |
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399 RFile& aHandle, |
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400 #endif // SYMBIAN_ENABLE_64_BIT_FILE_SERVER_API |
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401 const TDesC& aName, |
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402 TUint aFileMode ) |
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403 { |
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404 // Get the file server session |
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405 RFs fs = CEikonEnv::Static()->FsSession(); |
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406 User::LeaveIfError(aHandle.Open(fs, aName, aFileMode)); |
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407 CleanupClosePushL(aHandle); |
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408 } |
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409 |
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410 // End of File |