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1 /* |
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2 * Copyright (c) 2002-2004 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: A helper interface to be used by S60 applications for |
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15 * setting ringing and alert tones for different profiles. |
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16 * Registers DRM protected tones as automated content |
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17 * and removes old content from automated content list. |
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18 * Shows a content activation query if necessary. |
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19 * |
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20 */ |
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21 |
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22 |
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23 |
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24 // INCLUDE FILES |
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25 #include "cprofiletonehandler.h" |
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26 |
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27 #include <DRMHelper.h> |
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28 #include <DRMCommon.h> |
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29 #include <profilesettingsview.rsg> |
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30 |
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31 #ifdef RD_DRM_COMMON_INTERFACE_FOR_OMA_AND_WMDRM |
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32 #include <drmutility.h> |
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33 #include <drmagents.h> |
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34 #endif |
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35 |
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36 #include <caf/caf.h> |
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37 |
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38 |
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39 // ============================ LOCAL FUNCTIONS ================================ |
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40 |
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41 CDRMHelper::TDRMHelperAutomatedType ToneSettingToAutomatedType( |
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42 TProfileTones aToneSetting ) |
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43 { |
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44 switch( aToneSetting ) |
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45 { |
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46 case EProfileRingingToneSetting: |
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47 { |
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48 return CDRMHelper::EAutomatedTypeRingingTone; |
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49 } |
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50 case EProfileMessageAlertToneSetting: |
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51 { |
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52 return CDRMHelper::EAutomatedTypeMessageAlert; |
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53 } |
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54 case EProfileEmailAlertToneSetting: |
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55 { |
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56 return CDRMHelper::EAutomatedTypeEmailAlert; |
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57 } |
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58 case EProfileInstantMessageAlertToneSetting: |
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59 { |
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60 return CDRMHelper::EAutomatedTypeIMAlert; |
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61 } |
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62 default: |
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63 { |
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64 return CDRMHelper::EAutomatedTypeOther; |
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65 } |
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66 } |
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67 } |
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68 |
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69 // ============================ MEMBER FUNCTIONS =============================== |
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70 |
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71 // ----------------------------------------------------------------------------- |
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72 // CProfileToneHandler::DrmConstructL |
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73 // 2nd phase construct for DRM objects |
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74 // ----------------------------------------------------------------------------- |
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75 // |
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76 void CProfileToneHandler::DrmConstructL() |
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77 { |
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78 iDrmCommon = DRMCommon::NewL(); |
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79 iDrmHelper = CDRMHelper::NewL(); |
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80 } |
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81 |
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82 // ----------------------------------------------------------------------------- |
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83 // CProfileToneHandler::ReleaseDrm |
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84 // Destructor for DRM objects |
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85 // ----------------------------------------------------------------------------- |
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86 // |
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87 void CProfileToneHandler::ReleaseDrm() |
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88 { |
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89 delete iDrmHelper; |
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90 iDrmHelper = NULL; |
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91 delete iDrmCommon; |
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92 iDrmCommon = NULL; |
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93 } |
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94 |
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95 // ----------------------------------------------------------------------------- |
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96 // CProfileToneHandler::CheckProtectedFileL |
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97 // ----------------------------------------------------------------------------- |
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98 // |
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99 TInt CProfileToneHandler::CheckProtectedFileL( const TDesC& aFileName ) |
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100 { |
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101 DRMCommon::TContentProtection protection; |
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102 HBufC8* mimeType = NULL; // ignored |
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103 HBufC8* contentUri = NULL; |
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104 TUint dataLength; // ignored |
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105 TInt err = iDrmCommon->GetFileInfo( aFileName, protection, mimeType, |
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106 contentUri, dataLength ); |
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107 delete mimeType; |
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108 if( err ) |
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109 { |
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110 delete contentUri; |
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111 User::Leave( err ); |
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112 } |
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113 CleanupStack::PushL( contentUri ); |
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114 |
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115 TInt result( KErrGeneral ); |
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116 CDRMRights* rights = NULL; |
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117 err = iDrmCommon->GetActiveRights( *contentUri, DRMCommon::EPlay, rights ); |
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118 |
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119 CleanupStack::PopAndDestroy( contentUri ); |
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120 |
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121 if( rights == NULL ) |
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122 { |
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123 if( err == DRMCommon::ENoRights ) |
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124 { |
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125 // Handle "No rights" situation here |
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126 iDrmHelper->HandleErrorL( DRMCommon::ENoRights, aFileName ); |
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127 return result; |
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128 } |
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129 else |
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130 { |
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131 User::Leave( KErrGeneral ); |
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132 } |
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133 } |
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134 |
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135 CleanupStack::PushL( rights ); |
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136 |
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137 switch ( err ) |
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138 { |
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139 case CDRMRights::EFullRights: // Fall through |
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140 case CDRMRights::ERestrictedRights: |
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141 { |
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142 CDRMRights::TRestriction restriction; // ignore |
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143 CDRMRights::TExpiration expiration; |
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144 TUint32 constType; |
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145 |
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146 rights->GetRightsInfo( DRMCommon::EPlay, restriction, // ignore return |
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147 expiration, constType ); // value |
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148 |
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149 // This is CFM protected file, ringingtone is set to "no" |
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150 if ( ( rights->GetPermission().iInfoBits & ENoRingingTone ) |
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151 // This is normal DRM protected count-based tone |
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152 || ( constType & CDRMRights::ECountBased ) ) |
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153 { |
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154 ShowErrorNoteL( R_PROFILE_TEXT_DRM_PREV_RIGHTS_SET ); |
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155 } |
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156 else |
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157 { |
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158 switch ( expiration ) |
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159 { |
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160 case CDRMRights::EValidRights: |
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161 { |
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162 result = KErrNone; |
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163 break; |
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164 } |
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165 |
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166 case CDRMRights::EFutureRights: |
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167 { |
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168 iDrmHelper->HandleErrorL( DRMCommon::ENoRights, aFileName ); |
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169 break; |
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170 } |
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171 |
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172 case CDRMRights::EExpiredRights: |
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173 { |
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174 iDrmHelper->HandleErrorL( DRMCommon::ERightsExpired, aFileName ); |
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175 break; |
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176 } |
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177 |
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178 default: |
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179 { |
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180 break; |
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181 } |
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182 } |
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183 |
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184 } |
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185 |
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186 |
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187 break; |
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188 } |
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189 |
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190 case CDRMRights::EPreviewRights: |
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191 { |
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192 ShowErrorNoteL( R_PROFILE_TEXT_DRM_PREV_RIGHTS_SET ); |
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193 break; |
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194 } |
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195 |
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196 case DRMCommon::ENoRights: |
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197 { |
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198 iDrmHelper->HandleErrorL( DRMCommon::ENoRights, aFileName ); |
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199 break; |
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200 } |
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201 |
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202 default: |
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203 { |
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204 break; |
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205 } |
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206 |
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207 } |
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208 |
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209 CleanupStack::PopAndDestroy( rights ); |
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210 |
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211 return result; |
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212 } |
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213 |
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214 // ----------------------------------------------------------------------------- |
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215 // CProfileToneHandler::CanSetAutomated |
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216 // ----------------------------------------------------------------------------- |
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217 // |
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218 TBool CProfileToneHandler::CanSetAutomated( const TDesC& aFileName ) |
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219 { |
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220 TBool canSetAutomated( EFalse ); |
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221 return |
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222 iDrmHelper->CanSetAutomated( aFileName, canSetAutomated ) == KErrNone && |
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223 canSetAutomated; |
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224 } |
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225 |
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226 // ----------------------------------------------------------------------------- |
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227 // CProfileToneHandler::AskAutomated |
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228 // ----------------------------------------------------------------------------- |
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229 // |
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230 TInt CProfileToneHandler::AskAutomated( const TDesC& aFileName ) |
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231 { |
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232 return iDrmHelper->ShowAutomatedNote( aFileName ); |
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233 } |
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234 |
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235 // ----------------------------------------------------------------------------- |
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236 // CProfileToneHandler::SetAutomated |
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237 // ----------------------------------------------------------------------------- |
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238 // |
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239 TInt CProfileToneHandler::SetAutomated( TProfileTones aToneSetting, |
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240 const TDesC& aFileName ) |
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241 { |
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242 TInt err = KErrNone; |
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243 |
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244 TRAP_IGNORE( err = SetAutomatedL( aToneSetting, aFileName ) ); |
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245 |
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246 return err; |
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247 } |
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248 |
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249 // ----------------------------------------------------------------------------- |
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250 // CProfileToneHandler::SetAutomatedL |
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251 // ----------------------------------------------------------------------------- |
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252 // |
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253 TInt CProfileToneHandler::SetAutomatedL( TProfileTones aToneSetting, |
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254 const TDesC& aFileName ) |
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255 { |
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256 iDrmHelper->SetAutomatedType( ToneSettingToAutomatedType( aToneSetting ) ); |
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257 TInt err( iDrmHelper->SetAutomatedSilent( aFileName, EFalse ) ); |
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258 if( err == KErrNone ) |
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259 { |
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260 using namespace ContentAccess; |
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261 TVirtualPathPtr path( aFileName, KDefaultContentObject ); |
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262 CData* data = CData::NewLC( path, EContentShareReadWrite ); |
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263 err = data->ExecuteIntent( EPlay ); |
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264 CleanupStack::PopAndDestroy( data ); |
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265 // According to Risto Vilkman from DRM, KErrAccessDenied |
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266 // can be ignored at this point, since if |
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267 // CanSetAutomated says the tone is OK, it's OK. |
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268 if( err == KErrAccessDenied ) |
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269 { |
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270 err = KErrNone; |
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271 } |
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272 } |
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273 return err; |
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274 } |
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275 |
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276 // ----------------------------------------------------------------------------- |
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277 // CProfileToneHandler::RemoveAutomated |
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278 // ----------------------------------------------------------------------------- |
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279 // |
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280 void CProfileToneHandler::RemoveAutomated( const TDesC& aFileName ) |
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281 { |
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282 iDrmHelper->RemoveAutomatedPassive( aFileName ); // ignore return value |
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283 } |
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284 |
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285 // ----------------------------------------------------------------------------- |
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286 // CProfileToneHandler::IsProtected |
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287 // ----------------------------------------------------------------------------- |
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288 // |
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289 TBool CProfileToneHandler::IsProtected( const TDesC& aFileName ) const |
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290 { |
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291 TBool result = EFalse; |
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292 TRAP_IGNORE( result = IsProtectedL( aFileName ) ); |
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293 return result; |
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294 } |
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295 |
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296 // ----------------------------------------------------------------------------- |
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297 // CProfileToneHandler::IsProtectedL |
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298 // ----------------------------------------------------------------------------- |
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299 // |
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300 TBool CProfileToneHandler::IsProtectedL( const TDesC& aFileName ) const |
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301 { |
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302 TInt isProtected( EFalse ); |
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303 ContentAccess::TVirtualPathPtr path( aFileName, |
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304 ContentAccess::KDefaultContentObject ); |
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305 CData* data = CData::NewLC( path, EContentShareReadWrite ); |
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306 TInt result = data->GetAttribute( EIsProtected, isProtected ); |
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307 CleanupStack::PopAndDestroy(); // data |
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308 |
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309 return( ( result == DRMCommon::EOk ) && isProtected ); |
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310 } |
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311 |
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312 |
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313 // ----------------------------------------------------------------------------- |
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314 // |
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315 // Functions related to WMDRM protection check |
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316 // |
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317 // ----------------------------------------------------------------------------- |
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318 |
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319 #ifndef RD_DRM_COMMON_INTERFACE_FOR_OMA_AND_WMDRM |
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320 |
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321 // Some magic constants |
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322 static const TInt KMinContentLength( 16 ); |
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323 //_LIT8( KContentProtectionType, "DRM" ); |
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324 _LIT8( KASFHeaderObject, "75B22630668E11CFA6D900AA0062CE6C" ); |
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325 _LIT8( KWrmHeader, "W\0R\0M\0H\0E\0A\0D\0E\0R\0" ); |
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326 |
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327 // ----------------------------------------------------------------------------- |
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328 // FormatGUID |
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329 // ----------------------------------------------------------------------------- |
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330 // |
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331 LOCAL_C void FormatGUID( TDes8 &aGUID ) |
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332 { |
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333 TBuf8<16> copyGUID( aGUID ); |
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334 TInt i; |
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335 for( i = 0; i < 4; i++ ) |
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336 { |
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337 copyGUID[i] = aGUID[3-i]; |
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338 } |
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339 for( i = 4; i < 6; i++ ) |
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340 { |
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341 copyGUID[i] = aGUID[9 - i]; |
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342 } |
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343 for( i = 6; i < 8; i++ ) |
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344 { |
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345 copyGUID[i] = aGUID[13 - i]; |
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346 } |
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347 for( i = 8; i < 16 ; i++ ) |
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348 { |
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349 copyGUID[i] = aGUID[i]; |
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350 } |
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351 aGUID.Delete( 0, 32 ); |
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352 for( i = 0; i <16; i++ ) |
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353 { |
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354 aGUID.AppendNumFixedWidthUC( copyGUID[i], EHex, 2 ); |
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355 } |
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356 } |
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357 |
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358 // ----------------------------------------------------------------------------- |
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359 // ConvertToInt64 |
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360 // ----------------------------------------------------------------------------- |
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361 // |
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362 LOCAL_C TInt64 ConvertToInt64( TDesC8& aDes ) |
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363 { |
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364 TInt64 num = 0; |
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365 TInt i; |
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366 for( i = 7 ; i >= 0; i-- ) |
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367 { |
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368 num <<= 8; |
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369 num |= aDes[i]; |
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370 } |
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371 return num; |
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372 } |
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373 |
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374 |
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375 // ----------------------------------------------------------------------------- |
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376 // IsProtectedWmDrmL |
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377 // returns ETrue, if file is protected WMDRM file |
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378 // EFalse if file is not protected WMDRM file |
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379 // Leaves with KErrUnderflow if file has too little data to decide |
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380 // whether WmDrm or not |
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381 // may also leave with other system wide error code |
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382 // ----------------------------------------------------------------------------- |
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383 // |
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384 LOCAL_C TBool IsProtectedWmDrmL( RFile& aFileHandle ) |
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385 { |
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386 TInt r( KErrNone ); |
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387 HBufC8* buffer( NULL ); |
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388 TInt pos( 0 ); |
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389 RFile file; |
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390 TBuf8< 32 > header; |
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391 |
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392 TInt64 headerSize( 0 ); |
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393 TBool isProtectedWmDrm( EFalse ); |
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394 TPtr8 headerPtr( NULL, 0 ); |
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395 |
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396 // Leave if given handle is invalid |
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397 if( !aFileHandle.SubSessionHandle() ) |
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398 { |
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399 User::Leave( KErrBadHandle ); |
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400 } |
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401 |
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402 User::LeaveIfError( file.Duplicate( aFileHandle ) ); |
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403 CleanupClosePushL( file ); |
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404 |
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405 User::LeaveIfError( file.Seek( ESeekStart, pos ) ); |
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406 |
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407 // Check if the file is an ASF file |
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408 // Check on runtime wether WM DRM is supporeted or not |
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409 |
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410 User::LeaveIfError( file.Read( 0, header, KMinContentLength ) ); |
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411 if( header.Length() < KMinContentLength ) |
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412 { |
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413 User::Leave( KErrUnderflow ); |
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414 } |
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415 |
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416 FormatGUID( header ); |
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417 |
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418 if( header == KASFHeaderObject ) |
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419 { |
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420 // It's ASF, check still whether it's WM DRM protected or not |
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421 file.Read( header,8 ); |
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422 headerSize = ConvertToInt64( header ); |
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423 if( headerSize <= 30 ) |
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424 { |
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425 User::Leave( KErrUnderflow ); |
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426 } |
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427 if ( headerSize > ( ( KMaxTInt32 / 2 ) - 1 ) ) |
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428 { |
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429 User::Leave( KErrOverflow ); |
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430 } |
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431 buffer = HBufC8::NewLC( headerSize ); |
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432 |
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433 headerPtr.Set( buffer->Des() ); |
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434 User::LeaveIfError( file.Read( headerPtr, headerSize - 24 ) ); |
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435 |
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436 r = headerPtr.Find( KWrmHeader ); |
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437 if ( KErrNotFound != r ) |
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438 { |
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439 isProtectedWmDrm = ETrue; |
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440 } |
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441 CleanupStack::PopAndDestroy( buffer ); // buffer |
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442 } |
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443 CleanupStack::PopAndDestroy(); // file |
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444 |
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445 return isProtectedWmDrm; |
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446 } |
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447 |
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448 #endif // RD_DRM_COMMON_INTERFACE_FOR_OMA_AND_WMDRM |
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449 |
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450 // ----------------------------------------------------------------------------- |
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451 // |
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452 // CProfileToneHandler::IsFileWMDRMProtectedL |
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453 // |
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454 // ----------------------------------------------------------------------------- |
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455 // |
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456 TBool CProfileToneHandler::IsFileWMDRMProtectedL( const TDesC& aFileName ) |
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457 { |
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458 TBool res = EFalse; |
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459 RFile hFile; |
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460 |
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461 TInt err = hFile.Open( iFs, aFileName, |
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462 EFileRead | EFileStream | EFileShareReadersOnly ); |
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463 if( err == KErrInUse ) |
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464 { |
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465 err = hFile.Open( iFs, aFileName, |
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466 EFileRead | EFileStream | EFileShareAny ); |
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467 } |
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468 if( err != KErrNone ) |
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469 { |
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470 User::Leave( err ); |
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471 } |
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472 CleanupClosePushL( hFile ); |
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473 |
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474 #ifdef RD_DRM_COMMON_INTERFACE_FOR_OMA_AND_WMDRM |
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475 TPtrC agent( KNullDesC ); |
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476 DRM::CDrmUtility* drmUtil( DRM::CDrmUtility::NewLC() ); |
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477 drmUtil->GetAgentL( hFile, agent ); |
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478 if( agent.Compare( DRM::KDrmWMAgentName ) == 0 ) |
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479 { |
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480 res = ETrue; |
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481 } |
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482 CleanupStack::PopAndDestroy( drmUtil ); |
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483 #else |
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484 res = IsProtectedWmDrmL( hFile ); |
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485 #endif |
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486 |
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487 CleanupStack::PopAndDestroy( &hFile ); |
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488 return res; |
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489 } |
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490 |
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491 // ----------------------------------------------------------------------------- |
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492 // |
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493 // End of Functions related to WMDRM protection check |
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494 // |
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495 // ----------------------------------------------------------------------------- |
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496 |
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497 // End of File |