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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: |
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15 * |
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16 */ |
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17 |
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18 #include "DataWrapperBase.h" |
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19 |
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20 /*@{*/ |
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21 /// Constant Literals used. |
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22 _LIT(KIncludeSection, "include"); |
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23 _LIT(KFile, "file%d"); |
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24 _LIT(KMatch, "*{*,*}*"); |
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25 _LIT(KStart, "{"); |
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26 _LIT(KSeparator, ","); |
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27 _LIT(KEnd, "}"); |
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28 _LIT(KDataRead, "INI READ : %S %S %S"); |
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29 /*@}*/ |
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30 |
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31 CDataWrapperBase::CDataWrapperBase() |
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32 : CDataWrapper() |
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33 { |
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34 } |
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35 |
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36 CDataWrapperBase::~CDataWrapperBase() |
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37 /** |
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38 * Public destructor |
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39 */ |
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40 { |
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41 iInclude.ResetAndDestroy(); |
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42 iBuffer.ResetAndDestroy(); |
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43 iFs.Close(); |
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44 } |
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45 |
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46 void CDataWrapperBase::InitialiseL() |
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47 { |
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48 CDataWrapper::InitialiseL(); |
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49 |
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50 TBuf<KMaxTestExecuteCommandLength> tempStore; |
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51 TPtrC fileName; |
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52 TBool moreData=ETrue; |
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53 TBool index=0; |
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54 while ( moreData ) |
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55 { |
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56 tempStore.Format(KFile(), ++index); |
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57 moreData=GetStringFromConfig(KIncludeSection, tempStore, fileName); |
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58 |
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59 if (moreData) |
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60 { |
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61 CIniData* iniData=CIniData::NewL(fileName); |
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62 CleanupStack::PushL(iniData); |
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63 iInclude.Append(iniData); |
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64 CleanupStack::Pop(iniData); |
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65 } |
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66 } |
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67 User::LeaveIfError(iFs.Connect()); |
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68 } |
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69 |
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70 TBool CDataWrapperBase::GetBoolFromConfig(const TDesC& aSectName,const TDesC& aKeyName,TBool& aResult) |
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71 { |
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72 TBool ret=EFalse; |
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73 TPtrC result; |
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74 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, result)); |
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75 if ( err != KErrNone ) |
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76 { |
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77 ret=EFalse; |
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78 } |
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79 if ( ret ) |
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80 { |
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81 _LIT(KTrue,"true"); |
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82 aResult=(result.FindF(KTrue) != KErrNotFound); |
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83 } |
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84 |
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85 return ret; |
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86 } |
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87 |
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88 TBool CDataWrapperBase::GetIntFromConfig(const TDesC& aSectName, const TDesC& aKeyName, TInt& aResult) |
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89 { |
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90 TPtrC result; |
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91 TBool ret=EFalse; |
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92 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, result)); |
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93 if ( err != KErrNone ) |
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94 { |
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95 ret=EFalse; |
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96 } |
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97 if ( ret ) |
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98 { |
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99 TLex lex(result); |
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100 ret=(lex.Val(aResult)==KErrNone); |
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101 } |
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102 |
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103 return ret; |
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104 } |
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105 |
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106 TBool CDataWrapperBase::GetStringFromConfig(const TDesC& aSectName, const TDesC& aKeyName, TPtrC& aResult) |
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107 { |
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108 TBool ret=EFalse; |
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109 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, aResult)); |
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110 if ( err != KErrNone ) |
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111 { |
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112 ret=EFalse; |
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113 } |
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114 return ret; |
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115 } |
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116 |
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117 TBool CDataWrapperBase::GetHexFromConfig(const TDesC& aSectName, const TDesC& aKeyName, TInt& aResult) |
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118 { |
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119 TPtrC result; |
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120 TBool ret=EFalse; |
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121 TRAPD(err, ret=GetCommandStringParameterL(aSectName, aKeyName, result)); |
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122 if ( err != KErrNone ) |
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123 { |
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124 ret=EFalse; |
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125 } |
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126 if ( ret ) |
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127 { |
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128 TLex lex(result); |
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129 ret=(lex.Val((TUint &)aResult, EHex)==KErrNone); |
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130 } |
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131 |
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132 return ret; |
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133 } |
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134 |
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135 TBool CDataWrapperBase::GetCommandStringParameterL(const TDesC& aSectName, const TDesC& aKeyName, TPtrC& aResult) |
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136 { |
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137 TBool ret=EFalse; |
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138 |
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139 if ( aSectName.Length()!=0 ) |
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140 { |
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141 ret=CDataWrapper::GetStringFromConfig(aSectName, aKeyName, aResult); |
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142 |
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143 for ( TInt index=iInclude.Count(); (index>0) && (!ret); ) |
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144 { |
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145 ret=iInclude[--index]->FindVar(aSectName, aKeyName, aResult); |
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146 } |
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147 } |
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148 |
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149 if ( ret ) |
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150 { |
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151 if ( aResult.Match(KMatch)!=KErrNotFound ) |
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152 { |
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153 // We have an entry of the format |
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154 // entry =*{section,entry}* |
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155 // where * is one or more characters |
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156 // We need to construct this from other data in the ini file replacing {*,*} |
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157 // with the data from |
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158 // [section] |
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159 // entry =some_value |
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160 HBufC* buffer=HBufC::NewLC(aResult.Length()); |
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161 buffer->Des().Copy(aResult); |
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162 |
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163 TInt startLength=KStart().Length(); |
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164 TInt sparatorLength=KSeparator().Length(); |
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165 TInt endLength=KEnd().Length(); |
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166 TInt bufferLength; |
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167 TInt start; |
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168 TInt sparator; |
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169 TInt end; |
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170 TPtrC remaining; |
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171 TLex lex; |
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172 do |
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173 { |
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174 bufferLength=buffer->Length(); |
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175 start=buffer->Find(KStart); |
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176 |
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177 remaining.Set(buffer->Des().Right(bufferLength-start-startLength)); |
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178 sparator=remaining.Find(KSeparator); |
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179 remaining.Set(remaining.Right(remaining.Length()-sparator-sparatorLength)); |
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180 sparator += (start + startLength); |
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181 |
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182 end=remaining.Find(KEnd) + sparator + sparatorLength; |
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183 |
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184 TPtrC sectionName(buffer->Ptr()+start+startLength, sparator-start-startLength); |
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185 TPtrC keyName(buffer->Ptr()+sparator+sparatorLength, end-sparator-sparatorLength); |
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186 sectionName.Set(TLex(sectionName).NextToken()); |
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187 keyName.Set(TLex(keyName).NextToken()); |
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188 |
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189 TInt entrySize=0; |
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190 TPtrC entryData; |
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191 TBool found=CDataWrapper::GetStringFromConfig(sectionName, keyName, entryData); |
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192 for ( TInt index=iInclude.Count(); (index>0) && (!found); ) |
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193 { |
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194 found=iInclude[--index]->FindVar(sectionName, keyName, entryData); |
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195 } |
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196 if ( found ) |
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197 { |
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198 entrySize=entryData.Length(); |
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199 } |
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200 |
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201 TInt newLength=start + bufferLength - end - endLength + entrySize; |
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202 HBufC* bufferNew=HBufC::NewLC(newLength); |
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203 bufferNew->Des().Copy(buffer->Ptr(), start); |
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204 if ( entrySize>0 ) |
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205 { |
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206 bufferNew->Des().Append(entryData); |
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207 } |
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208 bufferNew->Des().Append(buffer->Ptr() + end + endLength, bufferLength - end - endLength); |
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209 CleanupStack::Pop(bufferNew); |
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210 CleanupStack::PopAndDestroy(buffer); |
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211 buffer=bufferNew; |
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212 CleanupStack::PushL(buffer); |
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213 } |
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214 while ( buffer->Match(KMatch)!=KErrNotFound ); |
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215 iBuffer.Append(buffer); |
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216 CleanupStack::Pop(buffer); |
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217 aResult.Set(*buffer); |
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218 INFO_PRINTF4(KDataRead, &aSectName, &aKeyName , &aResult); |
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219 } |
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220 } |
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221 |
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222 return ret; |
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223 } |