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1 /* |
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2 * Copyright (c) 2007 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: Location Centre Server object. |
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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 // SYSTEM INCLUDES |
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20 #include<s32mem.h> |
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21 |
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22 // USER INCLUDES |
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23 #include "lcregapporder.h" |
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24 #include "lcprivatecrkeys.h" |
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25 #include "lcregappstore.h" |
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26 |
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27 // CONSTANT DEFINTIONS |
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28 const TInt KLcNoofDigitsInInteger = 4; |
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29 const TInt KLcMaxBufLength = 1024; |
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30 |
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31 // ----- Member funtions for CLcRegAppOrder --------------------------------- |
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32 |
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33 // --------------------------------------------------------------------------- |
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34 // CLcRegAppOrder::CLcRegAppOrder |
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35 // --------------------------------------------------------------------------- |
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36 // |
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37 CLcRegAppOrder::CLcRegAppOrder( CLcRegAppStore& aLcRegAppStore ) |
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38 :iLcRegAppStore( &aLcRegAppStore ) |
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39 { |
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40 // C++ Default constructor. No allocations or functions which can Leave |
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41 // should be called from here.Initiallize all the variable here |
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42 } |
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43 |
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44 // --------------------------------------------------------------------------- |
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45 // CLcRegAppOrder::~CLcRegAppOrder |
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46 // --------------------------------------------------------------------------- |
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47 // |
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48 CLcRegAppOrder::~CLcRegAppOrder() |
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49 { |
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50 // C++ Destructor. Free all resources associated with this class. |
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51 delete iRepository; |
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52 iRepository = NULL; |
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53 // clear the top key value. |
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54 iTopArray.ResetAndDestroy(); |
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55 iTopArray.Close(); |
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56 // clear the bottom key value |
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57 iBottomArray.ResetAndDestroy(); |
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58 iBottomArray.Close(); |
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59 // clear middle uuid array |
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60 iMiddleArray.ResetAndDestroy(); |
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61 iMiddleArray.Close(); |
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62 } |
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63 |
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64 // --------------------------------------------------------------------------- |
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65 // CLcRegAppOrder* CLcRegAppOrder::NewL |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 CLcRegAppOrder* CLcRegAppOrder::NewL( CLcRegAppStore& aLcRegAppStore ) |
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69 { |
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70 // Symbian Two phased constructor. Leaves the object on the Clean-up |
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71 // stack. |
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72 CLcRegAppOrder* self = new ( ELeave )CLcRegAppOrder( aLcRegAppStore ); |
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73 CleanupStack::PushL( self ); |
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74 self->ConstructL(); |
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75 CleanupStack::Pop( self ); |
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76 return self; |
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77 } |
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78 |
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79 // --------------------------------------------------------------------------- |
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80 // void CLcRegAppOrder::ConstructL |
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81 // --------------------------------------------------------------------------- |
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82 // |
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83 void CLcRegAppOrder::ConstructL() |
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84 { |
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85 // Create the Central repository object for manipulating Avkon Central |
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86 // repository for application order key |
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87 iRepository = CRepository::NewL( KCRUidLocationCentre ); |
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88 HBufC* buffer = HBufC::NewLC( NCentralRepositoryConstants::KMaxUnicodeStringLength ); |
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89 TPtr bufferPtr( buffer->Des() ); |
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90 // get the top order services |
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91 User::LeaveIfError( iRepository->Get( ELcTop, bufferPtr ) ); |
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92 ParseCenRepKeyL( iTopArray, bufferPtr ); |
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93 // get the middle order services |
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94 User::LeaveIfError( iRepository->Get( ELcBottom, bufferPtr ) ); |
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95 ParseCenRepKeyL( iBottomArray, bufferPtr ); |
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96 // get the bottom order services if any |
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97 TBool isMidleKeySet = EFalse; |
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98 User::LeaveIfError( iRepository->Get( ELcMiddle, isMidleKeySet ) ); |
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99 |
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100 if( isMidleKeySet ) |
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101 { |
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102 // Allocate the id Array buffer |
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103 CBufFlat* idArrayBuf = CBufFlat::NewL( KLcMaxBufLength ); |
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104 CleanupStack::PushL( idArrayBuf ); |
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105 idArrayBuf->ResizeL( KLcMaxBufLength ); |
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106 |
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107 TPtr8 idArrayPtr( idArrayBuf->Ptr(0)); |
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108 |
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109 iLcRegAppStore->GetUuidValueL( idArrayPtr ); |
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110 |
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111 if( idArrayPtr.Length() > 0 ) |
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112 { |
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113 // Create a Read buffer stream to read the App Ids |
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114 RBufReadStream appReadStream( *idArrayBuf, 0 ); |
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115 CleanupClosePushL( appReadStream ); |
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116 |
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117 iMiddleArray.ResetAndDestroy(); |
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118 |
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119 // Internalize the structure to obtain the Actual list of Ids |
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120 iMiddleArray.InternalizeL( appReadStream ); |
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121 CleanupStack::PopAndDestroy(); // appReadStream |
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122 } |
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123 CleanupStack::PopAndDestroy( idArrayBuf ); |
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124 } |
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125 else |
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126 { |
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127 // Deep RFS handling |
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128 iLcRegAppStore->AddDataToTableL( KNullDesC8 ); |
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129 } |
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130 |
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131 CleanupStack::PopAndDestroy( buffer ); |
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132 } |
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133 |
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134 // --------------------------------------------------------------------------- |
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135 // void CLcRegAppOrder::ParseCenRepKey |
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136 // --------------------------------------------------------------------------- |
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137 // |
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138 void CLcRegAppOrder::ParseCenRepKeyL( RPointerArray< HBufC >& aArray, |
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139 const TDesC& aKey ) |
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140 { |
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141 // If the length of the buffer is less than 4 digits, then terminate |
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142 // the function. |
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143 if( aKey.Length() < KLcNoofDigitsInInteger ) |
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144 { |
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145 return; |
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146 } |
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147 TUint count = ParseInteger( aKey ); |
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148 TInt currentlength = KLcNoofDigitsInInteger; |
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149 |
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150 for ( TInt i = 0; i < count; i ++ ) |
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151 { |
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152 // If the length of the buffer is less than 4 digits, then terminate |
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153 // the function. |
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154 if( aKey.Right( aKey.Length() - currentlength ).Length() < KLcNoofDigitsInInteger ) |
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155 { |
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156 return; |
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157 } |
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158 |
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159 TUint32 len = ParseInteger( aKey.Right( aKey.Length() - currentlength )); |
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160 currentlength += KLcNoofDigitsInInteger; |
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161 |
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162 TPtrC buffer( aKey.Right( aKey.Length() - currentlength )); |
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163 |
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164 // If the length of the buffer is less than the length obtained from the |
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165 // previous operation then terminate the function. |
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166 if( buffer.Length() < len ) |
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167 { |
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168 return; |
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169 } |
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170 HBufC* identifier = HBufC::NewLC( currentlength ); |
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171 identifier->Des().Copy( buffer.Ptr(), len ); |
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172 |
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173 TInt error = aArray.Append( identifier ); |
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174 if( error ) |
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175 { |
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176 CleanupStack::PopAndDestroy( identifier ); |
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177 } |
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178 else |
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179 { |
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180 CleanupStack::Pop( identifier ); |
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181 } |
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182 currentlength += len; |
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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 // void CLcRegAppOrder::ParseInteger |
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188 // --------------------------------------------------------------------------- |
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189 // |
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190 TUint32 CLcRegAppOrder::ParseInteger( const TDesC& aBuffer ) |
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191 { |
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192 TPtrC buffer( aBuffer.Ptr(), KLcNoofDigitsInInteger ); |
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193 |
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194 TBuf8< KLcNoofDigitsInInteger > integerBuf; |
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195 integerBuf.Copy( buffer ); |
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196 |
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197 TUint8* currentPtr = const_cast< TUint8 *>( integerBuf.Ptr()); |
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198 TUint32 integer = 0; |
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199 for( TInt i = 0; i < KLcNoofDigitsInInteger; i++ ) |
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200 { |
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201 integer += ( integer * 10 ) + ( currentPtr[i] - '0' ); |
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202 } |
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203 return integer; |
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204 } |
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205 |
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206 // --------------------------------------------------------------------------- |
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207 // void CLcRegAppOrder::GetRegisteredAppOrder |
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208 // --------------------------------------------------------------------------- |
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209 // |
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210 TInt CLcRegAppOrder::GetRegisteredAppOrder(const TDesC& aUuid, |
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211 TInt& aRowPos ) |
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212 { |
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213 // search the identifier in the top array. |
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214 for(TInt i = 0; i <iTopArray.Count(); i++ ) |
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215 { |
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216 HBufC* identifier = iTopArray[i]; |
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217 if( !identifier->Des().Compare( aUuid ) ) |
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218 { |
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219 aRowPos = i; |
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220 return KErrNone; |
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221 } |
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222 } |
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223 |
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224 // search the identifier in the middle array. |
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225 for(TInt i = 0; i <iMiddleArray.Count(); i++ ) |
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226 { |
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227 HBufC* identifier = iMiddleArray[i]; |
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228 if( !identifier->Des().Compare( aUuid ) ) |
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229 { |
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230 aRowPos = iTopArray.Count() + i; |
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231 return KErrNone; |
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232 } |
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233 } |
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234 |
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235 // search the identifier in the top array. |
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236 for(TInt i = 0; i <iBottomArray.Count(); i++ ) |
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237 { |
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238 HBufC* identifier = iBottomArray[i]; |
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239 if( !identifier->Des().Compare( aUuid ) ) |
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240 { |
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241 aRowPos = iTopArray.Count() + iMiddleArray.Count() + i; |
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242 return KErrNone; |
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243 } |
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244 } |
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245 return KErrNotFound; |
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246 } |
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247 |
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248 // --------------------------------------------------------------------------- |
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249 // void CLcRegAppOrder::RemoveArray |
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250 // --------------------------------------------------------------------------- |
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251 // |
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252 void CLcRegAppOrder::RemoveArrayL(const TDesC& aUuid ) |
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253 { |
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254 // search the identifier in the middle array. |
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255 for(TInt i = 0; i <iMiddleArray.Count(); i++ ) |
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256 { |
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257 HBufC* identifier = iMiddleArray[i]; |
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258 if( !identifier->Des().Compare( aUuid ) ) |
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259 { |
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260 iMiddleArray.Remove(i); |
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261 // now delete the identifier |
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262 delete identifier; |
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263 identifier = NULL; |
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264 break; |
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265 } |
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266 } |
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267 |
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268 // Create the buffer for packing the Application Information |
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269 // structure and pack the contents into this buffer |
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270 CBufFlat* buffer = CBufFlat::NewL( iMiddleArray.BufferLength()); |
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271 CleanupStack::PushL( buffer ); |
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272 |
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273 RBufWriteStream writeStream( *buffer, 0 ); |
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274 CleanupClosePushL( writeStream ); |
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275 iMiddleArray.ExternalizeL( writeStream ); |
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276 CleanupStack::PopAndDestroy(); // writeStream |
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277 iLcRegAppStore->AddDataToTableL( buffer->Ptr(0)); |
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278 CleanupStack::PopAndDestroy( buffer ); |
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279 // Now get the id index. |
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280 if( iMiddleArray.Count() == 0 ) |
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281 { |
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282 User::LeaveIfError( iRepository->Set( ELcMiddle, 0 )); |
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283 } |
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284 } |
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285 |
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286 // --------------------------------------------------------------------------- |
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287 // void CLcRegAppOrder::AppendArray |
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288 // --------------------------------------------------------------------------- |
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289 // |
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290 TInt CLcRegAppOrder::AppendArrayL(const TDesC& aUuid ) |
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291 { |
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292 HBufC* identifier = HBufC::NewL( aUuid.Length() ); |
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293 identifier->Des().Copy( aUuid ); |
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294 User::LeaveIfError( iMiddleArray.Append( identifier )); |
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295 // Create the buffer for packing the Application Information |
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296 // structure and pack the contents into this buffer |
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297 CBufFlat* buffer = CBufFlat::NewL( iMiddleArray.BufferLength()); |
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298 CleanupStack::PushL( buffer ); |
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299 |
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300 RBufWriteStream writeStream( *buffer, 0 ); |
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301 CleanupClosePushL( writeStream ); |
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302 iMiddleArray.ExternalizeL( writeStream ); |
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303 CleanupStack::PopAndDestroy(); // writeStream |
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304 |
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305 iLcRegAppStore->AddDataToTableL( buffer->Ptr(0)); |
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306 |
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307 CleanupStack::PopAndDestroy( buffer ); |
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308 |
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309 TInt index; |
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310 if ( GetRegisteredAppOrder(aUuid, index ) == KErrNotFound ) |
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311 { |
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312 User::Leave( KErrNotFound ); |
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313 } |
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314 User::LeaveIfError( iRepository->Set( ELcMiddle, 1 )); |
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315 return index; |
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316 } |
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317 |
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318 //End of file |
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319 |
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320 |