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1 /** @file |
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2 * Copyright (c) 2005-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Detects remove disk event. |
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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 "upnpdiskremovedetector.h" |
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21 #include "upnpmediaserver.h" |
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22 #include "upnpcontentdirectoryglobals.h" |
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23 #include <f32file.h> |
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24 |
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25 #ifdef _DEBUG |
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26 #define KLogFile _L("UPnPMediaServer.txt") |
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27 #endif |
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28 #include "upnpcustomlog.h" |
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29 |
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30 // ============================ MEMBER FUNCTIONS =============================== |
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31 |
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32 // ----------------------------------------------------------------------------- |
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33 // CUpnpDiskRemoveDetector::CUpnpDiskRemoveDetector |
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34 // C++ default constructor can NOT contain any code, that |
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35 // might leave. |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 CUpnpDiskRemoveDetector::CUpnpDiskRemoveDetector( CUpnpMediaServer* aObserver ) : |
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39 CActive( CActive::EPriorityStandard ), iObserver( aObserver ) |
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40 { |
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41 } |
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42 |
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43 // ----------------------------------------------------------------------------- |
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44 // CUpnpDiskRemoveDetector::ConstructL |
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45 // Symbian 2nd phase constructor can leave. |
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46 // ----------------------------------------------------------------------------- |
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47 // |
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48 void CUpnpDiskRemoveDetector::ConstructL() |
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49 { |
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50 User::LeaveIfError( iFs.Connect() ); |
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51 CActiveScheduler::Add( this ); |
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52 } |
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53 |
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54 // ----------------------------------------------------------------------------- |
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55 // CUpnpDiskRemoveDetector::NewLC |
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56 // Two-phased constructor. |
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57 // ----------------------------------------------------------------------------- |
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58 // |
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59 CUpnpDiskRemoveDetector* CUpnpDiskRemoveDetector::NewLC( |
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60 CUpnpMediaServer* aObserver ) |
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61 { |
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62 CUpnpDiskRemoveDetector* self = |
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63 new (ELeave) CUpnpDiskRemoveDetector( aObserver ); |
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64 CleanupStack::PushL( self ); |
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65 self->ConstructL(); |
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66 return self; |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CUpnpDiskRemoveDetector::NewL |
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71 // Two-phased constructor. |
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72 // ----------------------------------------------------------------------------- |
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73 // |
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74 CUpnpDiskRemoveDetector* CUpnpDiskRemoveDetector::NewL( |
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75 CUpnpMediaServer* aObserver ) |
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76 { |
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77 CUpnpDiskRemoveDetector* self = |
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78 CUpnpDiskRemoveDetector::NewLC( aObserver ); |
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79 CleanupStack::Pop( self ); |
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80 return self; |
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81 } |
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82 |
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83 // ----------------------------------------------------------------------------- |
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84 // CUpnpDiskRemoveDetector::~CUpnpDiskRemoveDetector |
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85 // Destructor |
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86 // ----------------------------------------------------------------------------- |
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87 // |
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88 CUpnpDiskRemoveDetector::~CUpnpDiskRemoveDetector() |
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89 { |
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90 Cancel(); |
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91 iFs.Close(); |
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92 } |
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93 |
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94 // --------------------------------------------------------------------------- |
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95 // CUpnpDiskRemoveDetector::Start |
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96 // Enable object to watch for incoming events. |
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97 // --------------------------------------------------------------------------- |
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98 // |
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99 void CUpnpDiskRemoveDetector::StartL() |
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100 { |
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101 if ( !IsActive() ) |
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102 { |
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103 // we want to check the validity of upload directory on MS startup |
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104 CheckUploadDirectoryL(); |
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105 SubscribeForDiskEvent(); |
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106 } |
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107 } |
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108 |
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109 // --------------------------------------------------------------------------- |
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110 // CUpnpDiskRemoveDetector::CheckUploadDirectoryL |
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111 // Check if the upload direcotory is valid. |
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112 // --------------------------------------------------------------------------- |
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113 // |
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114 void CUpnpDiskRemoveDetector::CheckUploadDirectoryL() |
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115 { |
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116 // Getting current upload directory from cenrep |
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117 CUpnpMediaServerSettings* settings = CUpnpMediaServerSettings::NewL(); |
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118 CleanupStack::PushL( settings ); |
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119 |
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120 HBufC8* uploadtmp = settings->GetL( UpnpMediaServerSettings::EUploadDirectory ); |
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121 CleanupStack::PushL( uploadtmp ); |
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122 |
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123 HBufC* uploaddir = HBufC::NewLC( uploadtmp->Length() ); |
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124 uploaddir->Des().Copy( *uploadtmp ); |
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125 |
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126 // retrieving drive info |
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127 TParse path; |
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128 path.Set( uploaddir->Des(), NULL, NULL ); |
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129 TDriveUnit driveUnit( path.Drive() ); |
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130 |
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131 TVolumeInfo volumeInfo; |
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132 volumeInfo.iDrive.iType = EMediaNotPresent; |
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133 TInt err = iFs.Volume( volumeInfo, static_cast<TInt>( driveUnit ) ); |
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134 |
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135 if ( err != KErrNone ) |
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136 { |
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137 TChar systemDriveLetter; |
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138 TInt error = RFs::DriveToChar( RFs::GetSystemDrive(), systemDriveLetter ); |
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139 |
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140 RBuf tmpUploadDir; |
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141 tmpUploadDir.CleanupClosePushL(); |
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142 tmpUploadDir.CreateL( KCharLen |
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143 + KCol().Length() |
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144 + KDiskPathElSep().Length() |
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145 + KDefaultUploadDir().Length() ); |
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146 |
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147 tmpUploadDir.Append( systemDriveLetter ); |
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148 tmpUploadDir.Append( KCol() ); |
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149 tmpUploadDir.Append( KDiskPathElSep() ); |
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150 tmpUploadDir.Append( KDefaultUploadDir() ); |
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151 iObserver->SetUploadDirL( tmpUploadDir ); |
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152 CleanupStack::PopAndDestroy( &tmpUploadDir ); |
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153 } |
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154 else |
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155 { |
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156 LOGS( "CUpnpDiskRemoveDetector - some disk was dismounted, but it's not interesting in that context" ); |
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157 } |
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158 |
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159 CleanupStack::PopAndDestroy( uploaddir ); |
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160 CleanupStack::PopAndDestroy( uploadtmp ); |
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161 CleanupStack::PopAndDestroy( settings ); |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // CUpnpDiskRemoveDetector::SubscribeForDiskEvent |
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166 // Subscribe this object for file system disk event |
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167 // --------------------------------------------------------------------------- |
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168 // |
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169 void CUpnpDiskRemoveDetector::SubscribeForDiskEvent() |
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170 { |
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171 // wait for FileSystem disk event (like MMC card removal) |
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172 if ( !IsActive() ) |
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173 { |
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174 iFs.NotifyChange( ENotifyDisk, iStatus ); |
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175 SetActive(); |
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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 // CUpnpDiskRemoveDetector::RunL |
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181 // Called after event occurs or on media server startup |
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182 // --------------------------------------------------------------------------- |
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183 // |
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184 void CUpnpDiskRemoveDetector::RunL() |
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185 { |
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186 User::LeaveIfError( iStatus.Int() ); |
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187 CheckUploadDirectoryL(); |
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188 SubscribeForDiskEvent(); |
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189 } |
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190 |
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191 // ----------------------------------------------------------------------------- |
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192 // CUpnpDiskRemoveDetector::RunError |
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193 // RunError is called when RunL leaves. |
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194 // ----------------------------------------------------------------------------- |
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195 // |
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196 TInt CUpnpDiskRemoveDetector::RunError( TInt aError ) |
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197 { |
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198 LOGS1( "CUpnpDiskRemoveDetector::RunError(%d)", aError ); |
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199 SubscribeForDiskEvent(); |
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200 return KErrNone; |
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201 } |
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202 |
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203 // ----------------------------------------------------------------------------- |
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204 // CUpnpDiskRemoveDetector::DoCancel |
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205 // Cancel watching for incoming events. |
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206 // ----------------------------------------------------------------------------- |
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207 // |
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208 void CUpnpDiskRemoveDetector::DoCancel() |
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209 { |
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210 iFs.NotifyChangeCancel(); |
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211 } |
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212 |
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213 // End of File |