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1 /* |
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2 * Copyright (c) 2007-2008 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: This module contains the implementation of CIAUpdateFirstTimeDateFile |
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15 * class member functions. |
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16 * |
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17 */ |
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18 |
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19 |
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20 |
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21 |
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22 #include <bautils.h> |
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23 #include <s32file.h> |
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24 #include <sysutil.h> |
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25 |
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26 #include "iaupdatefirsttimedatefile.h" |
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27 |
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28 |
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29 const TInt KDrive( EDriveC ); |
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30 const TInt KSizeOfFile( 8 ); |
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31 |
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32 |
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33 // ----------------------------------------------------------------------------- |
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34 // CIAUpdateFirstTimeDateFile::NewL |
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35 // |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 CIAUpdateFirstTimeDateFile* CIAUpdateFirstTimeDateFile::NewL( |
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39 const TDesC& aFile ) |
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40 { |
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41 CIAUpdateFirstTimeDateFile* self = |
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42 CIAUpdateFirstTimeDateFile::NewLC( aFile ); |
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43 CleanupStack::Pop( self ); |
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44 return self; |
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45 } |
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46 |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CIAUpdateFirstTimeDateFile::NewLC |
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50 // |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 CIAUpdateFirstTimeDateFile* CIAUpdateFirstTimeDateFile::NewLC( |
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54 const TDesC& aFile ) |
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55 { |
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56 CIAUpdateFirstTimeDateFile* self = |
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57 new( ELeave) CIAUpdateFirstTimeDateFile(); |
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58 CleanupStack::PushL( self ); |
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59 self->ConstructL( aFile ); |
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60 return self; |
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61 } |
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62 |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CIAUpdateFirstTimeDateFile::CIAUpdateFirstTimeDateFile |
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66 // |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 CIAUpdateFirstTimeDateFile::CIAUpdateFirstTimeDateFile() |
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70 : CBase(), |
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71 iFirstTime( 0 ) |
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72 { |
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73 } |
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74 |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CIAUpdateFirstTimeDateFile::ConstructL |
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78 // |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 void CIAUpdateFirstTimeDateFile::ConstructL( const TDesC& aFile ) |
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82 { |
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83 User::LeaveIfError( iFsSession.Connect() ); |
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84 User::LeaveIfError( |
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85 iFsSession.SetSessionToPrivate( KDrive ) ); |
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86 |
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87 User::LeaveIfError( iFsSession.SessionPath( iPath ) ); |
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88 BaflUtils::EnsurePathExistsL( iFsSession, iPath ); |
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89 iPath.Append( aFile ); |
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90 |
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91 // Read data from the file if the file exists. |
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92 // Otherwise, let default values remain. |
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93 ReadDataL(); |
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94 } |
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95 |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CIAUpdateFirstTimeDateFile::~CIAUpdateFirstTimeDateFile |
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99 // |
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100 // ----------------------------------------------------------------------------- |
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101 // |
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102 CIAUpdateFirstTimeDateFile::~CIAUpdateFirstTimeDateFile() |
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103 { |
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104 iFsSession.Close(); |
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105 } |
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106 |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CIAUpdateFirstTimeDateFile::ReadDataL |
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110 // |
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111 // ----------------------------------------------------------------------------- |
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112 // |
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113 TBool CIAUpdateFirstTimeDateFile::ReadDataL() |
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114 { |
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115 RFile file; |
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116 TInt err = file.Open( iFsSession, iPath, EFileRead|EFileShareAny ); |
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117 if ( err == KErrNotFound ) |
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118 { |
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119 // File did not exist. |
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120 // So, nothing to do here anymore. |
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121 return EFalse; |
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122 } |
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123 User::LeaveIfError( err ); |
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124 |
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125 CleanupClosePushL( file ); |
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126 |
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127 RFileReadStream stream( file, 0 ); |
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128 CleanupClosePushL( stream ); |
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129 |
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130 InternalizeL( stream ); |
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131 |
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132 CleanupStack::PopAndDestroy( &stream ); |
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133 CleanupStack::PopAndDestroy( &file ); |
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134 |
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135 return ETrue; |
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136 } |
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137 |
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138 |
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139 // ----------------------------------------------------------------------------- |
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140 // CIAUpdateFirstTimeDateFile::WriteDataL |
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141 // |
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142 // ----------------------------------------------------------------------------- |
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143 // |
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144 void CIAUpdateFirstTimeDateFile::WriteDataL() |
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145 { |
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146 TDriveUnit driveUnit( KDrive ); |
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147 if ( SysUtil::DiskSpaceBelowCriticalLevelL( |
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148 &iFsSession, KSizeOfFile, driveUnit ) ) |
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149 { |
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150 User::Leave( KErrDiskFull ); |
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151 } |
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152 |
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153 RFile file; |
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154 User::LeaveIfError( |
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155 file.Replace( iFsSession, iPath, EFileWrite|EFileShareAny ) ); |
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156 CleanupClosePushL( file ); |
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157 |
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158 RFileWriteStream stream( file, 0 ); |
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159 CleanupClosePushL( stream ); |
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160 |
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161 ExternalizeL( stream ); |
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162 |
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163 stream.CommitL(); |
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164 |
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165 CleanupStack::PopAndDestroy( &stream ); |
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166 CleanupStack::PopAndDestroy( &file ); |
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167 } |
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168 |
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169 |
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170 // ----------------------------------------------------------------------------- |
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171 // CIAUpdateFirstTimeDateFile::FirstTime |
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172 // |
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173 // ----------------------------------------------------------------------------- |
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174 // |
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175 const TTime& CIAUpdateFirstTimeDateFile::FirstTime() const |
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176 { |
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177 return iFirstTime; |
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178 } |
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179 |
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180 |
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181 // ----------------------------------------------------------------------------- |
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182 // CIAUpdateFirstTimeDateFile::SetCurrentFirstTime |
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183 // |
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184 // ----------------------------------------------------------------------------- |
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185 // |
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186 void CIAUpdateFirstTimeDateFile::SetCurrentFirstTime() |
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187 { |
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188 TTime universalTime; |
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189 universalTime.UniversalTime(); |
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190 iFirstTime = universalTime; |
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191 } |
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192 |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // CIAUpdateFirstTimeDateFile::InternalizeL |
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196 // |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 void CIAUpdateFirstTimeDateFile::InternalizeL( RReadStream& aStream ) |
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200 { |
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201 // If you make changes here, |
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202 // remember to update ExternalizeL accordingly!!! |
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203 |
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204 TInt64 firstTime( 0 ); |
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205 aStream >> firstTime; |
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206 iFirstTime = firstTime; |
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207 } |
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208 |
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209 |
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210 // ----------------------------------------------------------------------------- |
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211 // CIAUpdateFirstTimeDateFile::ExternalizeL |
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212 // |
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213 // ----------------------------------------------------------------------------- |
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214 // |
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215 void CIAUpdateFirstTimeDateFile::ExternalizeL( RWriteStream& aStream ) |
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216 { |
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217 // If you make changes here, |
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218 // remember to update InternalizeL accordingly!!! |
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219 |
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220 TInt64 firstTime( FirstTime().Int64() ); |
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221 aStream << firstTime; |
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222 } |