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1 /* |
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2 * Copyright (c) 2005-2009 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: |
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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 "DataWrapperBase.h" |
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20 |
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21 /*@{*/ |
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22 /// Constant Literals used. |
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23 _LIT(KIncludeSection, "include"); |
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24 _LIT(KFile, "file%d"); |
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25 _LIT(KMatch, "*{*,*}*"); |
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26 _LIT(KStart, "{"); |
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27 _LIT(KSeparator, ","); |
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28 _LIT(KEnd, "}"); |
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29 _LIT(KDataRead, "INI READ : %S %S %S"); |
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30 /*@}*/ |
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31 |
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32 CDataWrapperBase::CDataWrapperBase() |
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33 : CDataWrapper() |
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34 { |
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35 } |
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36 |
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37 CDataWrapperBase::~CDataWrapperBase() |
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38 /** |
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39 * Public destructor |
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40 */ |
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41 { |
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42 iInclude.ResetAndDestroy(); |
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43 iBuffer.ResetAndDestroy(); |
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44 iFs.Close(); |
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45 } |
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46 |
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47 void CDataWrapperBase::InitialiseL() |
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48 { |
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49 CDataWrapper::InitialiseL(); |
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50 |
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51 TBuf<KMaxTestExecuteCommandLength> tempStore; |
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52 TPtrC fileName; |
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53 TBool moreData=ETrue; |
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54 TBool index=0; |
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55 while ( moreData ) |
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56 { |
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57 tempStore.Format(KFile(), ++index); |
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58 moreData=GetStringFromConfig(KIncludeSection, tempStore, fileName); |
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59 |
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60 if (moreData) |
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61 { |
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62 CIniData* iniData=CIniData::NewL(fileName); |
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63 CleanupStack::PushL(iniData); |
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64 iInclude.Append(iniData); |
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65 CleanupStack::Pop(iniData); |
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66 } |
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67 } |
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68 User::LeaveIfError(iFs.Connect()); |
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69 } |
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70 |
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71 TBool CDataWrapperBase::GetBoolFromConfig(const TDesC& aSectName,const TDesC& aKeyName,TBool& aResult) |
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72 { |
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73 TBool ret=EFalse; |
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74 TPtrC result; |
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75 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, result)); |
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76 if ( err != KErrNone ) |
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77 { |
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78 ret=EFalse; |
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79 } |
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80 if ( ret ) |
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81 { |
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82 _LIT(KTrue,"true"); |
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83 aResult=(result.FindF(KTrue) != KErrNotFound); |
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84 } |
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85 |
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86 return ret; |
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87 } |
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88 |
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89 TBool CDataWrapperBase::GetIntFromConfig(const TDesC& aSectName, const TDesC& aKeyName, TInt& aResult) |
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90 { |
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91 TPtrC result; |
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92 TBool ret=EFalse; |
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93 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, result)); |
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94 if ( err != KErrNone ) |
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95 { |
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96 ret=EFalse; |
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97 } |
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98 if ( ret ) |
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99 { |
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100 TLex lex(result); |
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101 ret=(lex.Val(aResult)==KErrNone); |
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102 } |
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103 |
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104 return ret; |
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105 } |
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106 |
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107 TBool CDataWrapperBase::GetStringFromConfig(const TDesC& aSectName, const TDesC& aKeyName, TPtrC& aResult) |
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108 { |
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109 TBool ret=EFalse; |
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110 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, aResult)); |
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111 if ( err != KErrNone ) |
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112 { |
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113 ret=EFalse; |
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114 } |
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115 return ret; |
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116 } |
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117 |
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118 TBool CDataWrapperBase::GetHexFromConfig(const TDesC& aSectName, const TDesC& aKeyName, TInt& aResult) |
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119 { |
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120 TPtrC result; |
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121 TBool ret=EFalse; |
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122 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, result)); |
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123 if ( err != KErrNone ) |
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124 { |
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125 ret=EFalse; |
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126 } |
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127 if ( ret ) |
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128 { |
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129 TLex lex(result); |
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130 ret=(lex.Val((TUint &)aResult, EHex)==KErrNone); |
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131 } |
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132 |
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133 return ret; |
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134 } |
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135 |
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136 TBool CDataWrapperBase::GetCommandStringParameterL(const TDesC& aSectName, const TDesC& aKeyName, TPtrC& aResult) |
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137 { |
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138 TBool ret=EFalse; |
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139 |
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140 if ( aSectName.Length()!=0 ) |
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141 { |
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142 ret=CDataWrapper::GetStringFromConfig(aSectName, aKeyName, aResult); |
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143 |
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144 for ( TInt index=iInclude.Count(); (index>0) && (!ret); ) |
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145 { |
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146 ret=iInclude[--index]->FindVar(aSectName, aKeyName, aResult); |
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147 } |
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148 } |
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149 |
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150 if ( ret ) |
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151 { |
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152 if ( aResult.Match(KMatch)!=KErrNotFound ) |
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153 { |
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154 // We have an entry of the format |
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155 // entry =*{section,entry}* |
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156 // where * is one or more characters |
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157 // We need to construct this from other data in the ini file replacing {*,*} |
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158 // with the data from |
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159 // [section] |
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160 // entry =some_value |
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161 HBufC* buffer=HBufC::NewLC(aResult.Length()); |
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162 buffer->Des().Copy(aResult); |
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163 |
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164 TInt startLength=KStart().Length(); |
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165 TInt sparatorLength=KSeparator().Length(); |
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166 TInt endLength=KEnd().Length(); |
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167 TInt bufferLength; |
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168 TInt start; |
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169 TInt sparator; |
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170 TInt end; |
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171 TPtrC remaining; |
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172 TLex lex; |
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173 do |
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174 { |
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175 bufferLength=buffer->Length(); |
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176 start=buffer->Find(KStart); |
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177 |
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178 remaining.Set(buffer->Des().Right(bufferLength-start-startLength)); |
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179 sparator=remaining.Find(KSeparator); |
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180 remaining.Set(remaining.Right(remaining.Length()-sparator-sparatorLength)); |
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181 sparator += (start + startLength); |
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182 |
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183 end=remaining.Find(KEnd) + sparator + sparatorLength; |
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184 |
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185 TPtrC sectionName(buffer->Ptr()+start+startLength, sparator-start-startLength); |
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186 TPtrC keyName(buffer->Ptr()+sparator+sparatorLength, end-sparator-sparatorLength); |
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187 sectionName.Set(TLex(sectionName).NextToken()); |
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188 keyName.Set(TLex(keyName).NextToken()); |
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189 |
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190 TInt entrySize=0; |
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191 TPtrC entryData; |
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192 TBool found=CDataWrapper::GetStringFromConfig(sectionName, keyName, entryData); |
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193 for ( TInt index=iInclude.Count(); (index>0) && (!found); ) |
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194 { |
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195 found=iInclude[--index]->FindVar(sectionName, keyName, entryData); |
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196 } |
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197 if ( found ) |
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198 { |
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199 entrySize=entryData.Length(); |
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200 } |
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201 |
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202 TInt newLength=start + bufferLength - end - endLength + entrySize; |
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203 HBufC* bufferNew=HBufC::NewLC(newLength); |
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204 bufferNew->Des().Copy(buffer->Ptr(), start); |
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205 if ( entrySize>0 ) |
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206 { |
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207 bufferNew->Des().Append(entryData); |
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208 } |
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209 bufferNew->Des().Append(buffer->Ptr() + end + endLength, bufferLength - end - endLength); |
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210 CleanupStack::Pop(bufferNew); |
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211 CleanupStack::PopAndDestroy(buffer); |
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212 buffer=bufferNew; |
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213 CleanupStack::PushL(buffer); |
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214 } |
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215 while ( buffer->Match(KMatch)!=KErrNotFound ); |
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216 iBuffer.Append(buffer); |
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217 CleanupStack::Pop(buffer); |
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218 aResult.Set(*buffer); |
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219 INFO_PRINTF4(KDataRead, &aSectName, &aKeyName , &aResult); |
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220 } |
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221 } |
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222 |
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223 return ret; |
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224 } |